From a639edf9aef98d84565d36cbb3a27284fd37247a Mon Sep 17 00:00:00 2001 From: Jonny Barnes Date: Thu, 7 Dec 2017 15:51:34 +0000 Subject: [PATCH] Update npm dependencies and recompile frontend assets --- package-lock.json | 1127 +++++++++++++++++------ package.json | 22 +- public/assets/css/app.css | 2 +- public/assets/css/app.css.br | Bin 3496 -> 3494 bytes public/assets/css/app.css.gz | Bin 3724 -> 3722 bytes public/assets/css/app.css.map | 2 +- public/assets/frontend/mapbox-gl.css | 1 + public/assets/frontend/mapbox-gl.css.br | Bin 9441 -> 9453 bytes public/assets/frontend/mapbox-gl.css.gz | Bin 10045 -> 10046 bytes public/assets/js/colours.js.map | 2 +- public/assets/js/links.js.map | 2 +- public/assets/js/maps.js | 2 +- public/assets/js/maps.js.br | Bin 135750 -> 135903 bytes public/assets/js/maps.js.gz | Bin 156605 -> 156736 bytes public/assets/js/maps.js.map | 2 +- public/assets/js/newnote.js | 2 +- public/assets/js/newnote.js.br | Bin 135928 -> 135839 bytes public/assets/js/newnote.js.gz | Bin 156386 -> 156356 bytes public/assets/js/newnote.js.map | 2 +- public/assets/js/piwik.js.map | 2 +- public/assets/js/places.js | 2 +- public/assets/js/places.js.br | Bin 136210 -> 136226 bytes public/assets/js/places.js.gz | Bin 156892 -> 157012 bytes public/assets/js/places.js.map | 2 +- resources/assets/sass/_base-font.scss | 2 +- resources/assets/sass/_emoji.scss | 1 - resources/assets/sass/_hovercard.scss | 8 +- resources/assets/sass/_styles.scss | 8 +- 28 files changed, 879 insertions(+), 312 deletions(-) diff --git a/package-lock.json b/package-lock.json index 7c329d28..c03dcb00 100644 --- a/package-lock.json +++ b/package-lock.json @@ -53,9 +53,9 @@ "integrity": "sha1-0FVMIlZjbi9W58LlrRg/hZQo2B8=" }, "acorn": { - "version": "5.1.1", - "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.1.1.tgz", - "integrity": "sha512-vOk6uEMctu0vQrvuSqFdJyqj1Q0S5VTDL79qtjo+DhRr+1mmaD+tluFSCZqhvi/JUhXSzoZN2BhtstaPEeE8cw==" + "version": "5.2.1", + "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.2.1.tgz", + "integrity": "sha512-jG0u7c4Ly+3QkkW18V+NRDN+4bWHdln30NL1ZL2AvFZZmQe/BfopYCtghCKKVBUSetZ4QKcyA0pY6/4Gw8Pv8w==" }, "acorn-dynamic-import": { "version": "2.0.2", @@ -105,9 +105,9 @@ } }, "ajv": { - "version": "5.3.0", - "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.3.0.tgz", - "integrity": "sha1-RBT/dKUIecII7l/cgm4ywwNUnto=", + "version": "5.5.1", + "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.1.tgz", + "integrity": "sha1-s4u4h22ehr7plJVqBOch6IskjrI=", "dev": true, "requires": { "co": "4.6.0", @@ -117,9 +117,9 @@ } }, "ajv-keywords": { - "version": "2.1.0", - "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-2.1.0.tgz", - "integrity": "sha1-opbhf3v658HOT34N5T0pyzIWLfA=", + "version": "2.1.1", + "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-2.1.1.tgz", + "integrity": "sha1-YXmX/F9gV2iUxDX5QNgZ4TW4B2I=", "dev": true }, "alertify.js": { @@ -221,6 +221,12 @@ "integrity": "sha1-3wEKoSh+Fku9pvlyOwqWoexBh6E=", "dev": true }, + "array-iterate": { + "version": "1.1.1", + "resolved": "https://registry.npmjs.org/array-iterate/-/array-iterate-1.1.1.tgz", + "integrity": "sha1-hlv3+K851rCYLGCQKRSsdrwBCPY=", + "dev": true + }, "array-union": { "version": "1.0.2", "resolved": "https://registry.npmjs.org/array-union/-/array-union-1.0.2.tgz", @@ -259,9 +265,9 @@ "integrity": "sha1-2sh4dxPJlmhJ/IGAd36+nB3fO4Y=" }, "asn1.js": { - "version": "4.9.1", - "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-4.9.1.tgz", - "integrity": "sha1-SLokC0WpKA6UdImQull9IWYX/UA=", + "version": "4.9.2", + "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-4.9.2.tgz", + "integrity": "sha512-b/OsSjvWEo8Pi8H0zsDd2P6Uqo2TK2pH8gNLSJtNLM2Db0v2QaAZ0pBQJXVjAn4gBuugeVDr7s63ZogpUIwWDg==", "dev": true, "requires": { "bn.js": "4.11.8", @@ -300,17 +306,81 @@ "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k=" }, "autoprefixer": { - "version": "7.1.6", - "resolved": 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} + }, + "browserslist": { + "version": "2.10.0", + "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-2.10.0.tgz", + "integrity": "sha512-WyvzSLsuAVPOjbljXnyeWl14Ae+ukAT8MUuagKVzIDvwBxl4UAwD1xqtyQs2eWYPGUKMeC3Ol62goqYuKqTTcw==", + "dev": true, + "requires": { + "caniuse-lite": "1.0.30000780", + "electron-to-chromium": "1.3.28" + } + }, + "caniuse-lite": { + "version": "1.0.30000780", + "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30000780.tgz", + "integrity": "sha1-H5CV8u/UlA4LpsWZKreptkzDW6Q=", + "dev": true + }, + "chalk": { + "version": "2.3.0", + "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.3.0.tgz", + "integrity": "sha512-Az5zJR2CBujap2rqXGaJKaPHyJ0IrUimvYNX+ncCy8PJP4ltOGTrHUIo097ZaL2zMeKYpiCdqDvS6zdrTFok3Q==", + "dev": true, + "requires": { + "ansi-styles": "3.2.0", + "escape-string-regexp": "1.0.5", + "supports-color": "4.5.0" + } + }, + "electron-to-chromium": { + "version": "1.3.28", + "resolved": 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"evp_bytestokey": "1.0.3" } @@ -1361,12 +1437,12 @@ } }, "browserify-zlib": { - "version": "0.1.4", - "resolved": "https://registry.npmjs.org/browserify-zlib/-/browserify-zlib-0.1.4.tgz", - "integrity": "sha1-uzX4pRn2AOD6a4SFJByXnQFB+y0=", + "version": "0.2.0", + "resolved": "https://registry.npmjs.org/browserify-zlib/-/browserify-zlib-0.2.0.tgz", + "integrity": "sha512-Z942RysHXmJrhqk88FmKBVq/v5tqmSkDz7p54G/MGyjMnCFFnC79XWNbg+Vta8W6Wb2qtSZTSxIGkJrRpCFEiA==", "dev": true, "requires": { - "pako": "0.2.9" + "pako": "1.0.6" } }, "browserslist": { @@ -1520,6 +1596,12 @@ "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz", "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=" }, + "ccount": { + "version": "1.0.2", + "resolved": "https://registry.npmjs.org/ccount/-/ccount-1.0.2.tgz", + "integrity": "sha1-U7ai+BW7d7nChx97mnLDol8djok=", + "dev": true + }, "center-align": { "version": "0.1.3", "resolved": "https://registry.npmjs.org/center-align/-/center-align-0.1.3.tgz", @@ 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"webworkify": { @@ -9189,6 +9744,18 @@ "slide": "1.1.6" } }, + "x-is-function": { + "version": "1.0.4", + "resolved": "https://registry.npmjs.org/x-is-function/-/x-is-function-1.0.4.tgz", + "integrity": "sha1-XSlNw9Joy90GJYDgxd93o5HR+h4=", + "dev": true + }, + "x-is-string": { + "version": "0.1.0", + "resolved": "https://registry.npmjs.org/x-is-string/-/x-is-string-0.1.0.tgz", + "integrity": "sha1-R0tQhlrzpJqcRlfwWs0UVFj3fYI=", + "dev": true + }, "xdg-basedir": { "version": "2.0.0", "resolved": "https://registry.npmjs.org/xdg-basedir/-/xdg-basedir-2.0.0.tgz", diff --git a/package.json b/package.json index ad1cd91a..5b4782e4 100644 --- a/package.json +++ b/package.json @@ -6,13 +6,13 @@ "license": "CC0-1.0", "dependencies": { "alertify.js": "^1.0.12", - "mapbox-gl": "^0.42.1", - "marked": "^0.3.6", + "mapbox-gl": "^0.42.2", + "marked": "^0.3.7", "normalize.css": "^7.0.0" }, "devDependencies": { - "ajv": "^5.3.0", - "autoprefixer": "^7.1.6", + "ajv": "^5.5.1", + "autoprefixer": "^7.2.1", 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i=t.prev,x=t.next.next;!equals(i,x)&&intersects(i,t,t.next,x)&&locallyInside(i,x)&&locallyInside(x,i)&&(n.push(i.i/r),n.push(t.i/r),n.push(x.i/r),removeNode(t),removeNode(t.next),t=e=x),t=t.next}while(t!==e);return t}(e,n,r),earcutLinked(e,n,r,t,i,x,2)):2===a&&function(e,n,r,t,i,x){var a=e;do{for(var o=a.next.next;o!==a.prev;){if(a.i!==o.i&&function(e,n){return e.next.i!==n.i&&e.prev.i!==n.i&&!function(e,n){var r=e;do{if(r.i!==e.i&&r.next.i!==e.i&&r.i!==n.i&&r.next.i!==n.i&&intersects(r,r.next,e,n))return!0;r=r.next}while(r!==e);return!1}(e,n)&&locallyInside(e,n)&&locallyInside(n,e)&&function(e,n){var r=e,t=!1,i=(e.x+n.x)/2,x=(e.y+n.y)/2;do{r.y>x!=r.next.y>x&&i<(r.next.x-r.x)*(x-r.y)/(r.next.y-r.y)+r.x&&(t=!t),r=r.next}while(r!==e);return t}(e,n)}(a,o)){var l=splitPolygon(a,o);return a=filterPoints(a,a.next),l=filterPoints(l,l.next),earcutLinked(a,n,r,t,i,x),void earcutLinked(l,n,r,t,i,x)}o=o.next}a=a.next}while(a!==e)}(e,n,r,t,i,x):earcutLinked(filterPoints(e),n,r,t,i,x,1);break}}}function compareX(e,n){return e.x-n.x}function zOrder(e,n,r,t,i){return e=32767*(e-r)/i,n=32767*(n-t)/i,e=16711935&(e|e<<8),e=252645135&(e|e<<4),e=858993459&(e|e<<2),e=1431655765&(e|e<<1),n=16711935&(n|n<<8),n=252645135&(n|n<<4),n=858993459&(n|n<<2),n=1431655765&(n|n<<1),e|n<<1}function pointInTriangle(e,n,r,t,i,x,a,o){return(i-a)*(n-o)-(e-a)*(x-o)>=0&&(e-a)*(t-o)-(r-a)*(n-o)>=0&&(r-a)*(x-o)-(i-a)*(t-o)>=0}function area(e,n,r){return(n.y-e.y)*(r.x-n.x)-(n.x-e.x)*(r.y-n.y)}function equals(e,n){return e.x===n.x&&e.y===n.y}function intersects(e,n,r,t){return!!(equals(e,n)&&equals(r,t)||equals(e,t)&&equals(r,n))||area(e,n,r)>0!=area(e,n,t)>0&&area(r,t,e)>0!=area(r,t,n)>0}function locallyInside(e,n){return area(e.prev,e,e.next)<0?area(e,n,e.next)>=0&&area(e,e.prev,n)>=0:area(e,n,e.prev)<0||area(e,e.next,n)<0}function splitPolygon(e,n){var r=new Node(e.i,e.x,e.y),t=new Node(n.i,n.x,n.y),i=e.next,x=n.prev;return e.next=n,n.prev=e,r.next=i,i.prev=r,t.next=r,r.prev=t,x.next=t,t.prev=x,t}function insertNode(e,n,r,t){var i=new Node(e,n,r);return t?(i.next=t.next,i.prev=t,t.next.prev=i,t.next=i):(i.prev=i,i.next=i),i}function removeNode(e){e.next.prev=e.prev,e.prev.next=e.next,e.prevZ&&(e.prevZ.nextZ=e.nextZ),e.nextZ&&(e.nextZ.prevZ=e.prevZ)}function Node(e,n,r){this.i=e,this.x=n,this.y=r,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function signedArea(e,n,r,t){for(var i=0,x=n,a=r-t;x0&&(t+=e[i-1].length,r.holes.push(t))}return r}},{}],12:[function(_dereq_,module,exports){function polygonArea(r){var e=0;if(r&&r.length>0){e+=Math.abs(ringArea(r[0]));for(var n=1;n2){for(var n,t,o=0;o=0}(r)===e?r:r.reverse()}var geojsonArea=_dereq_("geojson-area");module.exports=rewind},{"geojson-area":12}],14:[function(_dereq_,module,exports){"use strict";function newSlice(e,r,t,n,u){return r.length&&(r.area=t,r.dist=n,void 0!==u&&(r.outer=u),e.push(r)),[]}module.exports=function(e,r,t,n,u,i,l,s){if(t/=r,n/=r,l>=t&&s<=n)return e;if(l>n||s=t&&c<=n)h.push(o);else if(!(a>n||c=r&&s<=t&&u.push(l)}return u}(f,t,n,u):function(e,r,t,n,u,i){for(var l=[],s=0;st?(d.push(u(h,f,r),u(h,f,t)),i||(d=newSlice(l,d,v,m,w))):o>=r&&d.push(u(h,f,r)):c>t?ot&&(d.push(u(h,f,t)),i||(d=newSlice(l,d,v,m,w))));h=g[S-1],(c=h[n])>=r&&c<=t&&d.push(h),a=d[d.length-1],i&&a&&(d[0][0]!==a[0]||d[0][1]!==a[1])&&d.push(d[0]),newSlice(l,d,v,m,w)}return l}(f,t,n,u,i,3===g);v.length&&h.push(createFeature(o.tags,g,v,o.id))}}return h.length?h:null};var createFeature=_dereq_("./feature")},{"./feature":16}],15:[function(_dereq_,module,exports){"use strict";function convertFeature(e,t,r){if(null!==t.geometry){var o,a,i,n,u=t.geometry,c=u.type,l=u.coordinates,s=t.properties,p=t.id;if("Point"===c)e.push(createFeature(s,1,[projectPoint(l)],p));else if("MultiPoint"===c)e.push(createFeature(s,1,project(l),p));else if("LineString"===c)e.push(createFeature(s,2,[project(l,r)],p));else if("MultiLineString"===c||"Polygon"===c){for(i=[],o=0;o1?1:o,[r,o,0]}module.exports=function(e,t){var r=[];if("FeatureCollection"===e.type)for(var o=0;o1)return!1;var r=n.geometry[0].length;if(5!==r)return!1;for(var s=0;s1&&console.time("creation"),m=this.tiles[d]=createTile(e,p,i,o,f,t===a.maxZoom),this.tileCoords.push({z:t,x:i,y:o}),u)){u>1&&(console.log("tile z%d-%d-%d (features: %d, points: %d, simplified: %d)",t,i,o,m.numFeatures,m.numPoints,m.numSimplified),console.timeEnd("creation"));var h="z"+t;this.stats[h]=(this.stats[h]||0)+1,this.total++}if(m.source=e,n){if(t===a.maxZoom||t===n)continue;var x=1<1&&console.time("clipping");var g,v,M,T,b,y,S=.5*a.buffer/a.extent,Z=.5-S,q=.5+S,w=1+S;g=v=M=T=null,b=clip(e,p,i-S,i+q,0,intersectX,m.min[0],m.max[0]),y=clip(e,p,i+Z,i+w,0,intersectX,m.min[0],m.max[0]),b&&(g=clip(b,p,o-S,o+q,1,intersectY,m.min[1],m.max[1]),v=clip(b,p,o+Z,o+w,1,intersectY,m.min[1],m.max[1])),y&&(M=clip(y,p,o-S,o+q,1,intersectY,m.min[1],m.max[1]),T=clip(y,p,o+Z,o+w,1,intersectY,m.min[1],m.max[1])),u>1&&console.timeEnd("clipping"),e.length&&(l.push(g||[],t+1,2*i,2*o),l.push(v||[],t+1,2*i,2*o+1),l.push(M||[],t+1,2*i+1,2*o),l.push(T||[],t+1,2*i+1,2*o+1))}else n&&(c=t)}return c},GeoJSONVT.prototype.getTile=function(e,t,i){var o=this.options,n=o.extent,r=o.debug,s=1<1&&console.log("drilling down to z%d-%d-%d",e,t,i);for(var a,u=e,c=t,p=i;!a&&u>0;)u--,c=Math.floor(c/2),p=Math.floor(p/2),a=this.tiles[toID(u,c,p)];if(!a||!a.source)return null;if(r>1&&console.log("found parent tile z%d-%d-%d",u,c,p),isClippedSquare(a,n,o.buffer))return transform.tile(a,n);r>1&&console.time("drilling down");var d=this.splitTile(a.source,u,c,p,e,t,i);if(r>1&&console.timeEnd("drilling down"),null!==d){var m=1<1?(p=s,r=o):l>0&&(p+=n*l,r+=g*l)}return n=f-p,g=u-r,n*n+g*g}(t[e],t[u],t[n]))>p&&(s=e,p=r);p>o?(t[s][2]=p,g.push(u),g.push(s),u=s):(n=g.pop(),u=g.pop())}}},{}],19:[function(_dereq_,module,exports){"use strict";module.exports=function(e,n,r,i,t,u){for(var a={features:[],numPoints:0,numSimplified:0,numFeatures:0,source:null,x:r,y:i,z2:n,transformed:!1,min:[2,1],max:[-1,0]},m=0;mf)&&(d.push(m),e.numSimplified++),e.numPoints++;3===l&&function(e,n){(function(e){for(var n,r,i=0,t=0,u=e.length,a=u-1;ta.max[0]&&(a.max[0]=l[0]),l[1]>a.max[1]&&(a.max[1]=l[1])}return a}},{}],20:[function(_dereq_,module,exports){"use strict";function transformPoint(r,t,n,e,o){return[Math.round(t*(r[0]*n-e)),Math.round(t*(r[1]*n-o))]}exports.tile=function(r,t){if(r.transformed)return r;var n,e,o,f=r.z2,a=r.x,s=r.y;for(n=0;n=a[u+0]&&s>=a[u+1]?(n[f]=!0,h.push(l[f])):n[f]=!1}}},GridIndex.prototype._forEachCell=function(t,r,e,s,i,h,n){for(var o=this._convertToCellCoord(t),l=this._convertToCellCoord(r),a=this._convertToCellCoord(e),d=this._convertToCellCoord(s),f=o;f<=a;f++)for(var u=l;u<=d;u++){var y=this.d*u+f;if(i.call(this,t,r,e,s,y,h,n))return}},GridIndex.prototype._convertToCellCoord=function(t){return Math.max(0,Math.min(this.d-1,Math.floor(t*this.scale)+this.padding))},GridIndex.prototype.toArrayBuffer=function(){if(this.arrayBuffer)return this.arrayBuffer;for(var t=this.cells,r=NUM_PARAMS+this.cells.length+1+1,e=0,s=0;s>1,i=-7,N=t?h-1:0,n=t?-1:1,s=a[o+N];for(N+=n,M=s&(1<<-i)-1,s>>=-i,i+=w;i>0;M=256*M+a[o+N],N+=n,i-=8);for(p=M&(1<<-i)-1,M>>=-i,i+=r;i>0;p=256*p+a[o+N],N+=n,i-=8);if(0===M)M=1-e;else{if(M===f)return p?NaN:1/0*(s?-1:1);p+=Math.pow(2,r),M-=e}return(s?-1:1)*p*Math.pow(2,M-r)},exports.write=function(a,o,t,r,h,M){var p,w,f,e=8*M-h-1,i=(1<>1,n=23===h?Math.pow(2,-24)-Math.pow(2,-77):0,s=r?0:M-1,u=r?1:-1,l=o<0||0===o&&1/o<0?1:0;for(o=Math.abs(o),isNaN(o)||o===1/0?(w=isNaN(o)?1:0,p=i):(p=Math.floor(Math.log(o)/Math.LN2),o*(f=Math.pow(2,-p))<1&&(p--,f*=2),(o+=p+N>=1?n/f:n*Math.pow(2,1-N))*f>=2&&(p++,f/=2),p+N>=i?(w=0,p=i):p+N>=1?(w=(o*f-1)*Math.pow(2,h),p+=N):(w=o*Math.pow(2,N-1)*Math.pow(2,h),p=0));h>=8;a[t+s]=255&w,s+=u,w/=256,h-=8);for(p=p<0;a[t+s]=255&p,s+=u,p/=256,e-=8);a[t+s-u]|=128*l}},{}],24:[function(_dereq_,module,exports){"use strict";function KDBush(t,i,e,s,n){i=i||function(t){return t[0]},e=e||function(t){return t[1]},n=n||Array,this.nodeSize=s||64,this.points=t,this.ids=new n(t.length),this.coords=new n(2*t.length);for(var r=0;r=s&&a<=h&&t>=u&&t<=e&&f.push(p[i]);else{var c=Math.floor((g+v)/2);a=r[2*c],t=r[2*c+1],a>=s&&a<=h&&t>=u&&t<=e&&f.push(p[c]);var d=(l+1)%2;(0===l?s<=a:u<=t)&&(n.push(g),n.push(c-1),n.push(d)),(0===l?h>=a:e>=t)&&(n.push(c+1),n.push(v),n.push(d))}}return f}},{}],26:[function(_dereq_,module,exports){"use strict";function sortKD(t,a,o,s,r,e){if(!(r-s<=o)){var f=Math.floor((s+r)/2);select(t,a,f,s,r,e%2),sortKD(t,a,o,s,f-1,e+1),sortKD(t,a,o,f+1,r,e+1)}}function select(t,a,o,s,r,e){for(;r>s;){if(r-s>600){var f=r-s+1,p=o-s+1,w=Math.log(f),m=.5*Math.exp(2*w/3),n=.5*Math.sqrt(w*m*(f-m)/f)*(p-f/2<0?-1:1);select(t,a,o,Math.max(s,Math.floor(o-p*m/f+n)),Math.min(r,Math.floor(o+(f-p)*m/f+n)),e)}var c=a[2*o+e],h=s,i=r;for(swapItem(t,a,s,o),a[2*r+e]>c&&swapItem(t,a,s,r);hc;)i--}a[2*s+e]===c?swapItem(t,a,s,i):(i++,swapItem(t,a,i,r)),i<=o&&(s=i+1),o<=i&&(r=i-1)}}function swapItem(t,a,o,s){swap(t,o,s),swap(a,2*o,2*s),swap(a,2*o+1,2*s+1)}function swap(t,a,o){var s=t[a];t[a]=t[o],t[o]=s}module.exports=sortKD},{}],27:[function(_dereq_,module,exports){"use strict";function sqDist(s,p,r,t){var u=s-r,h=p-t;return u*u+h*h}module.exports=function(s,p,r,t,u,h){for(var i=[0,s.length-1,0],o=[],n=u*u;i.length;){var e=i.pop(),a=i.pop(),f=i.pop();if(a-f<=h)for(var v=f;v<=a;v++)sqDist(p[2*v],p[2*v+1],r,t)<=n&&o.push(s[v]);else{var l=Math.floor((f+a)/2),c=p[2*l],q=p[2*l+1];sqDist(c,q,r,t)<=n&&o.push(s[l]);var D=(e+1)%2;(0===e?r-u<=c:t-u<=q)&&(i.push(f),i.push(l-1),i.push(D)),(0===e?r+u>=c:t+u>=q)&&(i.push(l+1),i.push(a),i.push(D))}}return o}},{}],28:[function(_dereq_,module,exports){"use strict";function isSupported(e){return!!("undefined"!=typeof window&&"undefined"!=typeof document&&Array.prototype&&Array.prototype.every&&Array.prototype.filter&&Array.prototype.forEach&&Array.prototype.indexOf&&Array.prototype.lastIndexOf&&Array.prototype.map&&Array.prototype.some&&Array.prototype.reduce&&Array.prototype.reduceRight&&Array.isArray&&Function.prototype&&Function.prototype.bind&&Object.keys&&Object.create&&Object.getPrototypeOf&&Object.getOwnPropertyNames&&Object.isSealed&&Object.isFrozen&&Object.isExtensible&&Object.getOwnPropertyDescriptor&&Object.defineProperty&&Object.defineProperties&&Object.seal&&Object.freeze&&Object.preventExtensions&&"JSON"in window&&"parse"in JSON&&"stringify"in JSON&&"Worker"in window&&"Uint8ClampedArray"in window&&function(e){return void 0===isWebGLSupportedCache[e]&&(isWebGLSupportedCache[e]=function(e){var t=document.createElement("canvas"),r=Object.create(isSupported.webGLContextAttributes);return r.failIfMajorPerformanceCaveat=e,t.probablySupportsContext?t.probablySupportsContext("webgl",r)||t.probablySupportsContext("experimental-webgl",r):t.supportsContext?t.supportsContext("webgl",r)||t.supportsContext("experimental-webgl",r):t.getContext("webgl",r)||t.getContext("experimental-webgl",r)}(e)),isWebGLSupportedCache[e]}(e&&e.failIfMajorPerformanceCaveat))}void 0!==module&&module.exports?module.exports=isSupported:window&&(window.mapboxgl=window.mapboxgl||{},window.mapboxgl.supported=isSupported);var isWebGLSupportedCache={};isSupported.webGLContextAttributes={antialias:!1,alpha:!0,stencil:!0,depth:!0}},{}],29:[function(_dereq_,module,exports){"use strict";function Pbf(t){this.buf=ArrayBuffer.isView&&ArrayBuffer.isView(t)?t:new Uint8Array(t||0),this.pos=0,this.type=0,this.length=this.buf.length}function readPackedEnd(t){return t.type===Pbf.Bytes?t.readVarint()+t.pos:t.pos+1}function toNum(t,i,e){return e?4294967296*i+(t>>>0):4294967296*(i>>>0)+(t>>>0)}function makeRoomForExtraLength(t,i,e){var r=i<=16383?1:i<=2097151?2:i<=268435455?3:Math.ceil(Math.log(i)/(7*Math.LN2));e.realloc(r);for(var s=e.pos-1;s>=t;s--)e.buf[s+r]=e.buf[s]}function writePackedVarint(t,i){for(var e=0;e>>8,t[e+2]=i>>>16,t[e+3]=i>>>24}function readInt32(t,i){return(t[i]|t[i+1]<<8|t[i+2]<<16)+(t[i+3]<<24)}module.exports=Pbf;var ieee754=_dereq_("ieee754");Pbf.Varint=0,Pbf.Fixed64=1,Pbf.Bytes=2,Pbf.Fixed32=5;Pbf.prototype={destroy:function(){this.buf=null},readFields:function(t,i,e){for(e=e||this.length;this.pos>3,n=this.pos;this.type=7&r,t(s,i,this),this.pos===n&&this.skip(r)}return i},readMessage:function(t,i){return this.readFields(t,i,this.readVarint()+this.pos)},readFixed32:function(){var t=readUInt32(this.buf,this.pos);return this.pos+=4,t},readSFixed32:function(){var t=readInt32(this.buf,this.pos);return this.pos+=4,t},readFixed64:function(){var t=readUInt32(this.buf,this.pos)+4294967296*readUInt32(this.buf,this.pos+4);return this.pos+=8,t},readSFixed64:function(){var t=readUInt32(this.buf,this.pos)+4294967296*readInt32(this.buf,this.pos+4);return this.pos+=8,t},readFloat:function(){var t=ieee754.read(this.buf,this.pos,!0,23,4);return this.pos+=4,t},readDouble:function(){var t=ieee754.read(this.buf,this.pos,!0,52,8);return this.pos+=8,t},readVarint:function(t){var i,e,r=this.buf;return e=r[this.pos++],i=127&e,e<128?i:(e=r[this.pos++],i|=(127&e)<<7,e<128?i:(e=r[this.pos++],i|=(127&e)<<14,e<128?i:(e=r[this.pos++],i|=(127&e)<<21,e<128?i:(e=r[this.pos],i|=(15&e)<<28,function(t,i,e){var r,s,n=e.buf;if(s=n[e.pos++],r=(112&s)>>4,s<128)return toNum(t,r,i);if(s=n[e.pos++],r|=(127&s)<<3,s<128)return toNum(t,r,i);if(s=n[e.pos++],r|=(127&s)<<10,s<128)return toNum(t,r,i);if(s=n[e.pos++],r|=(127&s)<<17,s<128)return toNum(t,r,i);if(s=n[e.pos++],r|=(127&s)<<24,s<128)return toNum(t,r,i);if(s=n[e.pos++],r|=(1&s)<<31,s<128)return toNum(t,r,i);throw new Error("Expected varint not more than 10 bytes")}(i,t,this)))))},readVarint64:function(){return this.readVarint(!0)},readSVarint:function(){var t=this.readVarint();return t%2==1?(t+1)/-2:t/2},readBoolean:function(){return Boolean(this.readVarint())},readString:function(){var t=this.readVarint()+this.pos,i=function(t,i,e){for(var r="",s=i;s239?4:n>223?3:n>191?2:1;if(s+a>e)break;var h,u,f;1===a?n<128&&(o=n):2===a?128==(192&(h=t[s+1]))&&(o=(31&n)<<6|63&h)<=127&&(o=null):3===a?(h=t[s+1],u=t[s+2],128==(192&h)&&128==(192&u)&&((o=(15&n)<<12|(63&h)<<6|63&u)<=2047||o>=55296&&o<=57343)&&(o=null)):4===a&&(h=t[s+1],u=t[s+2],f=t[s+3],128==(192&h)&&128==(192&u)&&128==(192&f)&&((o=(15&n)<<18|(63&h)<<12|(63&u)<<6|63&f)<=65535||o>=1114112)&&(o=null)),null===o?(o=65533,a=1):o>65535&&(o-=65536,r+=String.fromCharCode(o>>>10&1023|55296),o=56320|1023&o),r+=String.fromCharCode(o),s+=a}return r}(this.buf,this.pos,t);return this.pos=t,i},readBytes:function(){var t=this.readVarint()+this.pos,i=this.buf.subarray(this.pos,t);return this.pos=t,i},readPackedVarint:function(t,i){var e=readPackedEnd(this);for(t=t||[];this.pos127;);else if(i===Pbf.Bytes)this.pos=this.readVarint()+this.pos;else if(i===Pbf.Fixed32)this.pos+=4;else{if(i!==Pbf.Fixed64)throw new Error("Unimplemented type: "+i);this.pos+=8}},writeTag:function(t,i){this.writeVarint(t<<3|i)},realloc:function(t){for(var i=this.length||16;i268435455||t<0?function(t,i){var e,r;if(t>=0?(e=t%4294967296|0,r=t/4294967296|0):(e=~(-t%4294967296),r=~(-t/4294967296),4294967295^e?e=e+1|0:(e=0,r=r+1|0)),t>=0x10000000000000000||t<-0x10000000000000000)throw new Error("Given varint doesn't fit into 10 bytes");i.realloc(10),function(t,i,e){e.buf[e.pos++]=127&t|128,t>>>=7,e.buf[e.pos++]=127&t|128,t>>>=7,e.buf[e.pos++]=127&t|128,t>>>=7,e.buf[e.pos++]=127&t|128,t>>>=7,e.buf[e.pos]=127&t}(e,0,i),function(t,i){var e=(7&t)<<4;i.buf[i.pos++]|=e|((t>>>=3)?128:0),t&&(i.buf[i.pos++]=127&t|((t>>>=7)?128:0),t&&(i.buf[i.pos++]=127&t|((t>>>=7)?128:0),t&&(i.buf[i.pos++]=127&t|((t>>>=7)?128:0),t&&(i.buf[i.pos++]=127&t|((t>>>=7)?128:0),t&&(i.buf[i.pos++]=127&t)))))}(r,i)}(t,this):(this.realloc(4),this.buf[this.pos++]=127&t|(t>127?128:0),t<=127||(this.buf[this.pos++]=127&(t>>>=7)|(t>127?128:0),t<=127||(this.buf[this.pos++]=127&(t>>>=7)|(t>127?128:0),t<=127||(this.buf[this.pos++]=t>>>7&127))))},writeSVarint:function(t){this.writeVarint(t<0?2*-t-1:2*t)},writeBoolean:function(t){this.writeVarint(Boolean(t))},writeString:function(t){t=String(t),this.realloc(4*t.length),this.pos++;var i=this.pos;this.pos=function(t,i,e){for(var r,s,n=0;n55295&&r<57344){if(!s){r>56319||n+1===i.length?(t[e++]=239,t[e++]=191,t[e++]=189):s=r;continue}if(r<56320){t[e++]=239,t[e++]=191,t[e++]=189,s=r;continue}r=s-55296<<10|r-56320|65536,s=null}else s&&(t[e++]=239,t[e++]=191,t[e++]=189,s=null);r<128?t[e++]=r:(r<2048?t[e++]=r>>6|192:(r<65536?t[e++]=r>>12|224:(t[e++]=r>>18|240,t[e++]=r>>12&63|128),t[e++]=r>>6&63|128),t[e++]=63&r|128)}return e}(this.buf,t,this.pos);var e=this.pos-i;e>=128&&makeRoomForExtraLength(i,e,this),this.pos=i-1,this.writeVarint(e),this.pos+=e},writeFloat:function(t){this.realloc(4),ieee754.write(this.buf,t,this.pos,!0,23,4),this.pos+=4},writeDouble:function(t){this.realloc(8),ieee754.write(this.buf,t,this.pos,!0,52,8),this.pos+=8},writeBytes:function(t){var i=t.length;this.writeVarint(i),this.realloc(i);for(var e=0;e=128&&makeRoomForExtraLength(e,r,this),this.pos=e-1,this.writeVarint(r),this.pos+=r},writeMessage:function(t,i,e){this.writeTag(t,Pbf.Bytes),this.writeRawMessage(i,e)},writePackedVarint:function(t,i){this.writeMessage(t,writePackedVarint,i)},writePackedSVarint:function(t,i){this.writeMessage(t,writePackedSVarint,i)},writePackedBoolean:function(t,i){this.writeMessage(t,writePackedBoolean,i)},writePackedFloat:function(t,i){this.writeMessage(t,writePackedFloat,i)},writePackedDouble:function(t,i){this.writeMessage(t,writePackedDouble,i)},writePackedFixed32:function(t,i){this.writeMessage(t,writePackedFixed32,i)},writePackedSFixed32:function(t,i){this.writeMessage(t,writePackedSFixed32,i)},writePackedFixed64:function(t,i){this.writeMessage(t,writePackedFixed64,i)},writePackedSFixed64:function(t,i){this.writeMessage(t,writePackedSFixed64,i)},writeBytesField:function(t,i){this.writeTag(t,Pbf.Bytes),this.writeBytes(i)},writeFixed32Field:function(t,i){this.writeTag(t,Pbf.Fixed32),this.writeFixed32(i)},writeSFixed32Field:function(t,i){this.writeTag(t,Pbf.Fixed32),this.writeSFixed32(i)},writeFixed64Field:function(t,i){this.writeTag(t,Pbf.Fixed64),this.writeFixed64(i)},writeSFixed64Field:function(t,i){this.writeTag(t,Pbf.Fixed64),this.writeSFixed64(i)},writeVarintField:function(t,i){this.writeTag(t,Pbf.Varint),this.writeVarint(i)},writeSVarintField:function(t,i){this.writeTag(t,Pbf.Varint),this.writeSVarint(i)},writeStringField:function(t,i){this.writeTag(t,Pbf.Bytes),this.writeString(i)},writeFloatField:function(t,i){this.writeTag(t,Pbf.Fixed32),this.writeFloat(i)},writeDoubleField:function(t,i){this.writeTag(t,Pbf.Fixed64),this.writeDouble(i)},writeBooleanField:function(t,i){this.writeVarintField(t,Boolean(i))}}},{ieee754:23}],30:[function(_dereq_,module,exports){function defaultSetTimout(){throw new Error("setTimeout has not been defined")}function defaultClearTimeout(){throw new Error("clearTimeout has not been defined")}function runTimeout(e){if(cachedSetTimeout===setTimeout)return setTimeout(e,0);if((cachedSetTimeout===defaultSetTimout||!cachedSetTimeout)&&setTimeout)return cachedSetTimeout=setTimeout,setTimeout(e,0);try{return cachedSetTimeout(e,0)}catch(t){try{return cachedSetTimeout.call(null,e,0)}catch(t){return cachedSetTimeout.call(this,e,0)}}}function cleanUpNextTick(){draining&¤tQueue&&(draining=!1,currentQueue.length?queue=currentQueue.concat(queue):queueIndex=-1,queue.length&&drainQueue())}function drainQueue(){if(!draining){var e=runTimeout(cleanUpNextTick);draining=!0;for(var t=queue.length;t;){for(currentQueue=queue,queue=[];++queueIndex1)for(var r=1;rt?1:0};o>r;){if(o-r>600){var f=o-r+1,e=t-r+1,l=Math.log(f),s=.5*Math.exp(2*l/3),i=.5*Math.sqrt(l*s*(f-s)/f)*(e-f/2<0?-1:1);partialSort(a,t,Math.max(r,Math.floor(t-e*s/f+i)),Math.min(o,Math.floor(t+(f-e)*s/f+i)),p)}var n=a[t],h=r,u=o;for(swap(a,r,t),p(a[o],n)>0&&swap(a,r,o);h0;)u--}0===p(a[r],n)?swap(a,r,u):(u++,swap(a,u,o)),u<=t&&(r=u+1),t<=u&&(o=u-1)}}function swap(a,t,r){var o=a[t];a[t]=a[r],a[r]=o}module.exports=partialSort},{}],32:[function(_dereq_,module,exports){"use strict";function SuperCluster(t){this.options=extend(Object.create(this.options),t),this.trees=new Array(this.options.maxZoom+1)}function createCluster(t,e,n,o,i){return{x:t,y:e,zoom:1/0,id:o,properties:i,parentId:-1,numPoints:n}}function createPointCluster(t,e){var n=t.geometry.coordinates;return{x:lngX(n[0]),y:latY(n[1]),zoom:1/0,id:e,parentId:-1}}function getClusterJSON(t){return{type:"Feature",properties:getClusterProperties(t),geometry:{type:"Point",coordinates:[function(t){return 360*(t-.5)}(t.x),function(t){var e=(180-360*t)*Math.PI/180;return 360*Math.atan(Math.exp(e))/Math.PI-90}(t.y)]}}}function getClusterProperties(t){var e=t.numPoints,n=e>=1e4?Math.round(e/1e3)+"k":e>=1e3?Math.round(e/100)/10+"k":e;return extend(extend({},t.properties),{cluster:!0,cluster_id:t.id,point_count:e,point_count_abbreviated:n})}function lngX(t){return t/360+.5}function latY(t){var e=Math.sin(t*Math.PI/180),n=.5-.25*Math.log((1+e)/(1-e))/Math.PI;return n<0?0:n>1?1:n}function extend(t,e){for(var n in e)t[n]=e[n];return t}function getX(t){return t.x}function getY(t){return t.y}var kdbush=_dereq_("kdbush");module.exports=function(t){return new SuperCluster(t)},SuperCluster.prototype={options:{minZoom:0,maxZoom:16,radius:40,extent:512,nodeSize:64,log:!1,reduce:null,initial:function(){return{}},map:function(t){return t}},load:function(t){var e=this.options.log;e&&console.time("total time");var n="prepare "+t.length+" points";e&&console.time(n),this.points=t;var o=t.map(createPointCluster);e&&console.timeEnd(n);for(var i=this.options.maxZoom;i>=this.options.minZoom;i--){var r=+Date.now();this.trees[i+1]=kdbush(o,getX,getY,this.options.nodeSize,Float32Array),o=this._cluster(o,i),e&&console.log("z%d: %d clusters in %dms",i,o.length,+Date.now()-r)}return this.trees[this.options.minZoom]=kdbush(o,getX,getY,this.options.nodeSize,Float32Array),e&&console.timeEnd("total time"),this},getClusters:function(t,e){for(var n=this.trees[this._limitZoom(e)],o=n.range(lngX(t[0]),latY(t[3]),lngX(t[2]),latY(t[1])),i=[],r=0;ri?1:0},this.length>0)for(var e=this.length>>1;e>=0;e--)this._down(e)}module.exports=TinyQueue,TinyQueue.prototype={push:function(t){this.data.push(t),this.length++,this._up(this.length-1)},pop:function(){if(0!==this.length){var t=this.data[0];return this.length--,this.length>0&&(this.data[0]=this.data[this.length],this._down(0)),this.data.pop(),t}},peek:function(){return this.data[0]},_up:function(t){for(var i=this.data,e=this.compare,h=i[t];t>0;){var n=t-1>>1,a=i[n];if(e(h,a)>=0)break;i[t]=a,t=n}i[t]=h},_down:function(t){for(var i=this.data,e=this.compare,h=this.length,n=h>>1,a=i[t];t=0)break;i[t]=r,t=s}i[t]=a}}},{}],34:[function(_dereq_,module,exports){"function"==typeof Object.create?module.exports=function(t,e){t.super_=e,t.prototype=Object.create(e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}})}:module.exports=function(t,e){t.super_=e;var o=function(){};o.prototype=e.prototype,t.prototype=new o,t.prototype.constructor=t}},{}],35:[function(_dereq_,module,exports){module.exports=function(o){return o&&"object"==typeof o&&"function"==typeof o.copy&&"function"==typeof o.fill&&"function"==typeof o.readUInt8}},{}],36:[function(_dereq_,module,exports){(function(process,global){function inspect(e,r){var t={seen:[],stylize:stylizeNoColor};return arguments.length>=3&&(t.depth=arguments[2]),arguments.length>=4&&(t.colors=arguments[3]),isBoolean(r)?t.showHidden=r:r&&exports._extend(t,r),isUndefined(t.showHidden)&&(t.showHidden=!1),isUndefined(t.depth)&&(t.depth=2),isUndefined(t.colors)&&(t.colors=!1),isUndefined(t.customInspect)&&(t.customInspect=!0),t.colors&&(t.stylize=stylizeWithColor),formatValue(t,e,t.depth)}function stylizeWithColor(e,r){var t=inspect.styles[r];return t?"["+inspect.colors[t][0]+"m"+e+"["+inspect.colors[t][1]+"m":e}function stylizeNoColor(e,r){return e}function formatValue(e,r,t){if(e.customInspect&&r&&isFunction(r.inspect)&&r.inspect!==exports.inspect&&(!r.constructor||r.constructor.prototype!==r)){var n=r.inspect(t,e);return isString(n)||(n=formatValue(e,n,t)),n}var i=function(e,r){if(isUndefined(r))return e.stylize("undefined","undefined");if(isString(r)){var t="'"+JSON.stringify(r).replace(/^"|"$/g,"").replace(/'/g,"\\'").replace(/\\"/g,'"')+"'";return e.stylize(t,"string")}return isNumber(r)?e.stylize(""+r,"number"):isBoolean(r)?e.stylize(""+r,"boolean"):isNull(r)?e.stylize("null","null"):void 0}(e,r);if(i)return i;var o=Object.keys(r),s=function(e){var r={};return e.forEach(function(e,t){r[e]=!0}),r}(o);if(e.showHidden&&(o=Object.getOwnPropertyNames(r)),isError(r)&&(o.indexOf("message")>=0||o.indexOf("description")>=0))return formatError(r);if(0===o.length){if(isFunction(r)){var u=r.name?": "+r.name:"";return e.stylize("[Function"+u+"]","special")}if(isRegExp(r))return e.stylize(RegExp.prototype.toString.call(r),"regexp");if(isDate(r))return e.stylize(Date.prototype.toString.call(r),"date");if(isError(r))return formatError(r)}var c="",a=!1,l=["{","}"];if(isArray(r)&&(a=!0,l=["[","]"]),isFunction(r)&&(c=" [Function"+(r.name?": "+r.name:"")+"]"),isRegExp(r)&&(c=" "+RegExp.prototype.toString.call(r)),isDate(r)&&(c=" "+Date.prototype.toUTCString.call(r)),isError(r)&&(c=" "+formatError(r)),0===o.length&&(!a||0==r.length))return l[0]+c+l[1];if(t<0)return isRegExp(r)?e.stylize(RegExp.prototype.toString.call(r),"regexp"):e.stylize("[Object]","special");e.seen.push(r);var p;return p=a?function(e,r,t,n,i){for(var o=[],s=0,u=r.length;s=0&&n++,e+r.replace(/\u001b\[\d\d?m/g,"").length+1},0)>60?t[0]+(""===r?"":r+"\n ")+" "+e.join(",\n ")+" "+t[1]:t[0]+r+" "+e.join(", ")+" "+t[1]}(p,c,l)}function formatError(e){return"["+Error.prototype.toString.call(e)+"]"}function formatProperty(e,r,t,n,i,o){var s,u,c;if((c=Object.getOwnPropertyDescriptor(r,i)||{value:r[i]}).get?u=c.set?e.stylize("[Getter/Setter]","special"):e.stylize("[Getter]","special"):c.set&&(u=e.stylize("[Setter]","special")),hasOwnProperty(n,i)||(s="["+i+"]"),u||(e.seen.indexOf(c.value)<0?(u=isNull(t)?formatValue(e,c.value,null):formatValue(e,c.value,t-1)).indexOf("\n")>-1&&(u=o?u.split("\n").map(function(e){return" "+e}).join("\n").substr(2):"\n"+u.split("\n").map(function(e){return" "+e}).join("\n")):u=e.stylize("[Circular]","special")),isUndefined(s)){if(o&&i.match(/^\d+$/))return u;(s=JSON.stringify(""+i)).match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)?(s=s.substr(1,s.length-2),s=e.stylize(s,"name")):(s=s.replace(/'/g,"\\'").replace(/\\"/g,'"').replace(/(^"|"$)/g,"'"),s=e.stylize(s,"string"))}return s+": "+u}function isArray(e){return Array.isArray(e)}function isBoolean(e){return"boolean"==typeof e}function isNull(e){return null===e}function isNumber(e){return"number"==typeof e}function isString(e){return"string"==typeof e}function isUndefined(e){return void 0===e}function isRegExp(e){return isObject(e)&&"[object RegExp]"===objectToString(e)}function isObject(e){return"object"==typeof e&&null!==e}function isDate(e){return isObject(e)&&"[object Date]"===objectToString(e)}function isError(e){return isObject(e)&&("[object Error]"===objectToString(e)||e instanceof Error)}function isFunction(e){return"function"==typeof e}function objectToString(e){return Object.prototype.toString.call(e)}function pad(e){return e<10?"0"+e.toString(10):e.toString(10)}function hasOwnProperty(e,r){return Object.prototype.hasOwnProperty.call(e,r)}var formatRegExp=/%[sdj%]/g;exports.format=function(e){if(!isString(e)){for(var r=[],t=0;t=i)return e;switch(e){case"%s":return String(n[t++]);case"%d":return Number(n[t++]);case"%j":try{return JSON.stringify(n[t++])}catch(e){return"[Circular]"}default:return e}}),s=n[t];t>31}function writeGeometry(e,r){for(var t=e.loadGeometry(),i=e.type,a=0,o=0,n=t.length,l=0;l=EXTENT||c<0||c>=EXTENT)){var l=t.segments.prepareSegment(4,t.layoutVertexArray,t.indexArray),p=l.vertexLength;addCircleVertex(t.layoutVertexArray,s,c,-1,-1),addCircleVertex(t.layoutVertexArray,s,c,1,-1),addCircleVertex(t.layoutVertexArray,s,c,1,1),addCircleVertex(t.layoutVertexArray,s,c,-1,1),t.indexArray.emplaceBack(p,p+1,p+2),t.indexArray.emplaceBack(p,p+3,p+2),l.vertexLength+=4,l.primitiveLength+=2}}this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length,e)},CircleBucket.programInterface=circleInterface,module.exports=CircleBucket},{"../../gl/index_buffer":62,"../../gl/vertex_buffer":63,"../extent":49,"../index_array_type":51,"../load_geometry":52,"../program_configuration":54,"../segment":56,"../vertex_array_type":57}],44:[function(_dereq_,module,exports){"use strict";var SegmentVector=_dereq_("../segment").SegmentVector,VertexBuffer=_dereq_("../../gl/vertex_buffer"),IndexBuffer=_dereq_("../../gl/index_buffer"),ProgramConfigurationSet=_dereq_("../program_configuration").ProgramConfigurationSet,createVertexArrayType=_dereq_("../vertex_array_type"),ref$2=_dereq_("../index_array_type"),LineIndexArray=ref$2.LineIndexArray,TriangleIndexArray=ref$2.TriangleIndexArray,loadGeometry=_dereq_("../load_geometry"),earcut=_dereq_("earcut"),classifyRings=_dereq_("../../util/classify_rings"),fillInterface={layoutAttributes:[{name:"a_pos",components:2,type:"Int16"}],indexArrayType:TriangleIndexArray,indexArrayType2:LineIndexArray,paintAttributes:[{property:"fill-color"},{property:"fill-outline-color"},{property:"fill-opacity"}]},LayoutVertexArrayType=createVertexArrayType(fillInterface.layoutAttributes),FillBucket=function(e){this.zoom=e.zoom,this.overscaling=e.overscaling,this.layers=e.layers,this.index=e.index,this.layoutVertexArray=new LayoutVertexArrayType(e.layoutVertexArray),this.indexArray=new TriangleIndexArray(e.indexArray),this.indexArray2=new LineIndexArray(e.indexArray2),this.programConfigurations=new ProgramConfigurationSet(fillInterface,e.layers,e.zoom,e.programConfigurations),this.segments=new SegmentVector(e.segments),this.segments2=new SegmentVector(e.segments2)};FillBucket.prototype.populate=function(e,r){for(var t=this,i=0,a=e;iEXTENT)||e.y===r.y&&(e.y<0||e.y>EXTENT)}var ref=_dereq_("../segment"),SegmentVector=ref.SegmentVector,MAX_VERTEX_ARRAY_LENGTH=ref.MAX_VERTEX_ARRAY_LENGTH,VertexBuffer=_dereq_("../../gl/vertex_buffer"),IndexBuffer=_dereq_("../../gl/index_buffer"),ProgramConfigurationSet=_dereq_("../program_configuration").ProgramConfigurationSet,createVertexArrayType=_dereq_("../vertex_array_type"),TriangleIndexArray=_dereq_("../index_array_type").TriangleIndexArray,loadGeometry=_dereq_("../load_geometry"),EXTENT=_dereq_("../extent"),earcut=_dereq_("earcut"),classifyRings=_dereq_("../../util/classify_rings"),fillExtrusionInterface={layoutAttributes:[{name:"a_pos",components:2,type:"Int16"},{name:"a_normal",components:3,type:"Int16"},{name:"a_edgedistance",components:1,type:"Int16"}],indexArrayType:TriangleIndexArray,paintAttributes:[{property:"fill-extrusion-base"},{property:"fill-extrusion-height"},{property:"fill-extrusion-color"}]},FACTOR=Math.pow(2,13),LayoutVertexArrayType=createVertexArrayType(fillExtrusionInterface.layoutAttributes),FillExtrusionBucket=function(e){this.zoom=e.zoom,this.overscaling=e.overscaling,this.layers=e.layers,this.index=e.index,this.layoutVertexArray=new LayoutVertexArrayType(e.layoutVertexArray),this.indexArray=new TriangleIndexArray(e.indexArray),this.programConfigurations=new ProgramConfigurationSet(fillExtrusionInterface,e.layers,e.zoom,e.programConfigurations),this.segments=new SegmentVector(e.segments)};FillExtrusionBucket.prototype.populate=function(e,r){for(var t=this,a=0,i=e;a=1){var h=f[p-1];if(!isBoundaryEdge(d,h)){y.vertexLength+4>MAX_VERTEX_ARRAY_LENGTH&&(y=t.segments.prepareSegment(4,t.layoutVertexArray,t.indexArray));var A=d.sub(h)._perp()._unit();addVertex(t.layoutVertexArray,d.x,d.y,A.x,A.y,0,0,g),addVertex(t.layoutVertexArray,d.x,d.y,A.x,A.y,0,1,g),g+=h.dist(d),addVertex(t.layoutVertexArray,h.x,h.y,A.x,A.y,0,0,g),addVertex(t.layoutVertexArray,h.x,h.y,A.x,A.y,0,1,g);var c=y.vertexLength;t.indexArray.emplaceBack(c,c+1,c+2),t.indexArray.emplaceBack(c+1,c+2,c+3),y.vertexLength+=4,y.primitiveLength+=2}}}}y.vertexLength+o>MAX_VERTEX_ARRAY_LENGTH&&(y=t.segments.prepareSegment(o,t.layoutVertexArray,t.indexArray));for(var m=[],V=[],E=y.vertexLength,_=0,v=n;_>6)}var SegmentVector=_dereq_("../segment").SegmentVector,VertexBuffer=_dereq_("../../gl/vertex_buffer"),IndexBuffer=_dereq_("../../gl/index_buffer"),ProgramConfigurationSet=_dereq_("../program_configuration").ProgramConfigurationSet,createVertexArrayType=_dereq_("../vertex_array_type"),TriangleIndexArray=_dereq_("../index_array_type").TriangleIndexArray,loadGeometry=_dereq_("../load_geometry"),EXTENT=_dereq_("../extent"),vectorTileFeatureTypes=_dereq_("@mapbox/vector-tile").VectorTileFeature.types,EXTRUDE_SCALE=63,COS_HALF_SHARP_CORNER=Math.cos(Math.PI/180*37.5),LINE_DISTANCE_SCALE=.5,MAX_LINE_DISTANCE=Math.pow(2,14)/LINE_DISTANCE_SCALE,lineInterface={layoutAttributes:[{name:"a_pos_normal",components:4,type:"Int16"},{name:"a_data",components:4,type:"Uint8"}],paintAttributes:[{property:"line-color"},{property:"line-blur"},{property:"line-opacity"},{property:"line-gap-width",name:"gapwidth"},{property:"line-offset"},{property:"line-width"},{property:"line-floorwidth"}],indexArrayType:TriangleIndexArray},LayoutVertexArrayType=createVertexArrayType(lineInterface.layoutAttributes),LineBucket=function(e){this.zoom=e.zoom,this.overscaling=e.overscaling,this.layers=e.layers,this.index=e.index,this.layoutVertexArray=new LayoutVertexArrayType(e.layoutVertexArray),this.indexArray=new TriangleIndexArray(e.indexArray),this.programConfigurations=new ProgramConfigurationSet(lineInterface,e.layers,e.zoom,e.programConfigurations),this.segments=new SegmentVector(e.segments)};LineBucket.prototype.populate=function(e,t){for(var r=this,i=0,a=e;i=2&&e[u-1].equals(e[u-2]);)u--;for(var d=0;dd){var T=p.dist(_);if(T>2*l){var B=p.sub(p.sub(_)._mult(l/T)._round());s.distance+=B.dist(_),s.addCurrentVertex(B,s.distance,v.mult(1),0,0,!1,h),_=B}}var b=_&&A,N=b?r:A?x:m;if(b&&"round"===N&&(Sa&&(N="bevel"),"bevel"===N&&(S>2&&(N="flipbevel"),S100)L=C.clone().mult(-1);else{var k=v.x*C.y-v.y*C.x>0?-1:1,R=S*v.add(C).mag()/v.sub(C).mag();L._perp()._mult(R*k)}s.addCurrentVertex(p,s.distance,L,0,0,!1,h),s.addCurrentVertex(p,s.distance,L.mult(-1),0,0,!1,h)}else if("bevel"===N||"fakeround"===N){var F=v.x*C.y-v.y*C.x>0,q=-Math.sqrt(S*S-1);if(F?(f=0,c=q):(c=0,f=q),g||s.addCurrentVertex(p,s.distance,v,c,f,!1,h),"fakeround"===N){for(var P=Math.floor(8*(.5-(E-.5))),w=void 0,z=0;z=0;D--)w=v.mult((D+1)/(P+1))._add(C)._unit(),s.addPieSliceVertex(p,s.distance,w,F,h)}A&&s.addCurrentVertex(p,s.distance,C,-c,-f,!1,h)}else"butt"===N?(g||s.addCurrentVertex(p,s.distance,v,0,0,!1,h),A&&s.addCurrentVertex(p,s.distance,C,0,0,!1,h)):"square"===N?(g||(s.addCurrentVertex(p,s.distance,v,1,1,!1,h),s.e1=s.e2=-1),A&&s.addCurrentVertex(p,s.distance,C,-1,-1,!1,h)):"round"===N&&(g||(s.addCurrentVertex(p,s.distance,v,0,0,!1,h),s.addCurrentVertex(p,s.distance,v,1,1,!0,h),s.e1=s.e2=-1),A&&(s.addCurrentVertex(p,s.distance,C,-1,-1,!0,h),s.addCurrentVertex(p,s.distance,C,0,0,!1,h)));if(I&&V2*l){var O=p.add(A.sub(p)._mult(l/M)._round());s.distance+=O.dist(p),s.addCurrentVertex(O,s.distance,C.mult(1),0,0,!1,h),p=O}}g=!1}this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length,t)}},LineBucket.prototype.addCurrentVertex=function(e,t,r,i,a,n,s){var o,u=this.layoutVertexArray,d=this.indexArray;o=r.clone(),i&&o._sub(r.perp()._mult(i)),addLineVertex(u,e,o,n,!1,i,t),this.e3=s.vertexLength++,this.e1>=0&&this.e2>=0&&(d.emplaceBack(this.e1,this.e2,this.e3),s.primitiveLength++),this.e1=this.e2,this.e2=this.e3,o=r.mult(-1),a&&o._sub(r.perp()._mult(a)),addLineVertex(u,e,o,n,!0,-a,t),this.e3=s.vertexLength++,this.e1>=0&&this.e2>=0&&(d.emplaceBack(this.e1,this.e2,this.e3),s.primitiveLength++),this.e1=this.e2,this.e2=this.e3,t>MAX_LINE_DISTANCE/2&&(this.distance=0,this.addCurrentVertex(e,this.distance,r,i,a,n,s))},LineBucket.prototype.addPieSliceVertex=function(e,t,r,i,a){r=r.mult(i?-1:1);var n=this.layoutVertexArray,s=this.indexArray;addLineVertex(n,e,r,!1,i,0,t),this.e3=a.vertexLength++,this.e1>=0&&this.e2>=0&&(s.emplaceBack(this.e1,this.e2,this.e3),a.primitiveLength++),i?this.e2=this.e3:this.e1=this.e3},LineBucket.programInterface=lineInterface,module.exports=LineBucket},{"../../gl/index_buffer":62,"../../gl/vertex_buffer":63,"../extent":49,"../index_array_type":51,"../load_geometry":52,"../program_configuration":54,"../segment":56,"../vertex_array_type":57,"@mapbox/vector-tile":6}],48:[function(_dereq_,module,exports){"use strict";function addVertex(e,t,r,i,o,a,n,s){e.emplaceBack(t,r,Math.round(64*i),Math.round(64*o),a,n,s?s[0]:void 0,s?s[1]:void 0)}function addDynamicAttributes(e,t,r){e.emplaceBack(t.x,t.y,r),e.emplaceBack(t.x,t.y,r),e.emplaceBack(t.x,t.y,r),e.emplaceBack(t.x,t.y,r)}var Point=_dereq_("@mapbox/point-geometry"),SegmentVector=_dereq_("../segment").SegmentVector,VertexBuffer=_dereq_("../../gl/vertex_buffer"),IndexBuffer=_dereq_("../../gl/index_buffer"),ProgramConfigurationSet=_dereq_("../program_configuration").ProgramConfigurationSet,createVertexArrayType=_dereq_("../vertex_array_type"),ref$2=_dereq_("../index_array_type"),TriangleIndexArray=ref$2.TriangleIndexArray,LineIndexArray=ref$2.LineIndexArray,transformText=_dereq_("../../symbol/transform_text"),mergeLines=_dereq_("../../symbol/mergelines"),scriptDetection=_dereq_("../../util/script_detection"),loadGeometry=_dereq_("../load_geometry"),vectorTileFeatureTypes=_dereq_("@mapbox/vector-tile").VectorTileFeature.types,createStructArrayType=_dereq_("../../util/struct_array"),verticalizePunctuation=_dereq_("../../util/verticalize_punctuation"),getSizeData=(_dereq_("../../symbol/anchor"),_dereq_("../../symbol/opacity_state"),_dereq_("../../symbol/symbol_size").getSizeData),PlacedSymbolArray=createStructArrayType({members:[{type:"Int16",name:"anchorX"},{type:"Int16",name:"anchorY"},{type:"Uint16",name:"glyphStartIndex"},{type:"Uint16",name:"numGlyphs"},{type:"Uint32",name:"vertexStartIndex"},{type:"Uint32",name:"lineStartIndex"},{type:"Uint32",name:"lineLength"},{type:"Uint16",name:"segment"},{type:"Uint16",name:"lowerSize"},{type:"Uint16",name:"upperSize"},{type:"Float32",name:"lineOffsetX"},{type:"Float32",name:"lineOffsetY"},{type:"Uint8",name:"writingMode"},{type:"Uint8",name:"hidden"}]}),GlyphOffsetArray=createStructArrayType({members:[{type:"Float32",name:"offsetX"}]}),LineVertexArray=createStructArrayType({members:[{type:"Int16",name:"x"},{type:"Int16",name:"y"},{type:"Int16",name:"tileUnitDistanceFromAnchor"}]}),layoutAttributes=[{name:"a_pos_offset",components:4,type:"Int16"},{name:"a_data",components:4,type:"Uint16"}],dynamicLayoutAttributes=[{name:"a_projected_pos",components:3,type:"Float32"}],placementOpacityAttributes=[{name:"a_fade_opacity",components:1,type:"Uint32"}],shaderOpacityAttributes=[{name:"a_fade_opacity",components:1,type:"Uint8",offset:0}],collisionAttributes=[{name:"a_placed",components:2,type:"Uint8"}],symbolInterfaces={text:{layoutAttributes:layoutAttributes,dynamicLayoutAttributes:dynamicLayoutAttributes,indexArrayType:TriangleIndexArray,opacityAttributes:placementOpacityAttributes,paintAttributes:[{property:"text-color",name:"fill_color"},{property:"text-halo-color",name:"halo_color"},{property:"text-halo-width",name:"halo_width"},{property:"text-halo-blur",name:"halo_blur"},{property:"text-opacity",name:"opacity"}]},icon:{layoutAttributes:layoutAttributes,dynamicLayoutAttributes:dynamicLayoutAttributes,indexArrayType:TriangleIndexArray,opacityAttributes:placementOpacityAttributes,paintAttributes:[{property:"icon-color",name:"fill_color"},{property:"icon-halo-color",name:"halo_color"},{property:"icon-halo-width",name:"halo_width"},{property:"icon-halo-blur",name:"halo_blur"},{property:"icon-opacity",name:"opacity"}]},collisionBox:{layoutAttributes:[{name:"a_pos",components:2,type:"Int16"},{name:"a_anchor_pos",components:2,type:"Int16"},{name:"a_extrude",components:2,type:"Int16"}],indexArrayType:LineIndexArray,collisionAttributes:collisionAttributes},collisionCircle:{layoutAttributes:[{name:"a_pos",components:2,type:"Int16"},{name:"a_anchor_pos",components:2,type:"Int16"},{name:"a_extrude",components:2,type:"Int16"}],collisionAttributes:collisionAttributes,indexArrayType:TriangleIndexArray}},SymbolBuffers=function(e,t,r,i){this.programInterface=e;var o=createVertexArrayType(e.layoutAttributes),a=e.indexArrayType;if(this.layoutVertexArray=new o(i&&i.layoutVertexArray),this.indexArray=new a(i&&i.indexArray),this.programConfigurations=new ProgramConfigurationSet(e,t,r,i&&i.programConfigurations),this.segments=new SegmentVector(i&&i.segments),e.dynamicLayoutAttributes){var n=createVertexArrayType(e.dynamicLayoutAttributes);this.dynamicLayoutVertexArray=new n(i&&i.dynamicLayoutVertexArray)}if(e.opacityAttributes){var s=createVertexArrayType(e.opacityAttributes);this.opacityVertexArray=new s(i&&i.opacityVertexArray)}if(e.collisionAttributes){var l=createVertexArrayType(e.collisionAttributes);this.collisionVertexArray=new l(i&&i.collisionVertexArray)}};SymbolBuffers.prototype.serialize=function(e){return{layoutVertexArray:this.layoutVertexArray.serialize(e),indexArray:this.indexArray.serialize(e),programConfigurations:this.programConfigurations.serialize(e),segments:this.segments.get(),dynamicLayoutVertexArray:this.dynamicLayoutVertexArray&&this.dynamicLayoutVertexArray.serialize(e),opacityVertexArray:this.opacityVertexArray&&this.opacityVertexArray.serialize(e),collisionVertexArray:this.collisionVertexArray&&this.collisionVertexArray.serialize(e)}},SymbolBuffers.prototype.upload=function(e,t){this.layoutVertexBuffer=new VertexBuffer(e,this.layoutVertexArray),this.indexBuffer=new IndexBuffer(e,this.indexArray,t),this.programConfigurations.upload(e),this.programInterface.dynamicLayoutAttributes&&(this.dynamicLayoutVertexBuffer=new VertexBuffer(e,this.dynamicLayoutVertexArray,!0)),this.programInterface.opacityAttributes&&(this.opacityVertexBuffer=new VertexBuffer(e,this.opacityVertexArray,!0),this.opacityVertexBuffer.itemSize=1,this.opacityVertexBuffer.attributes=shaderOpacityAttributes),this.programInterface.collisionAttributes&&(this.collisionVertexBuffer=new VertexBuffer(e,this.collisionVertexArray,!0))},SymbolBuffers.prototype.destroy=function(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.programConfigurations.destroy(),this.segments.destroy(),this.dynamicLayoutVertexBuffer&&this.dynamicLayoutVertexBuffer.destroy(),this.opacityVertexBuffer&&this.opacityVertexBuffer.destroy(),this.collisionVertexBuffer&&this.collisionVertexBuffer.destroy())};var SymbolBucket=function(e){if(this.collisionBoxArray=e.collisionBoxArray,this.zoom=e.zoom,this.overscaling=e.overscaling,this.layers=e.layers,this.index=e.index,this.sdfIcons=e.sdfIcons,this.iconsNeedLinear=e.iconsNeedLinear,this.pixelRatio=e.pixelRatio,e.text){this.text=new SymbolBuffers(symbolInterfaces.text,e.layers,e.zoom,e.text),this.icon=new SymbolBuffers(symbolInterfaces.icon,e.layers,e.zoom,e.icon),this.collisionBox=new SymbolBuffers(symbolInterfaces.collisionBox,e.layers,e.zoom,e.collisionBox),this.collisionCircle=new SymbolBuffers(symbolInterfaces.collisionCircle,e.layers,e.zoom,e.collisionCircle),this.textSizeData=e.textSizeData,this.iconSizeData=e.iconSizeData,this.placedGlyphArray=new PlacedSymbolArray(e.placedGlyphArray),this.placedIconArray=new PlacedSymbolArray(e.placedIconArray),this.glyphOffsetArray=new GlyphOffsetArray(e.glyphOffsetArray),this.lineVertexArray=new LineVertexArray(e.lineVertexArray),this.symbolInstances=e.symbolInstances;var t=e.layers[0].layout;this.sortFeaturesByY=t.get("text-allow-overlap")||t.get("icon-allow-overlap")||t.get("text-ignore-placement")||t.get("icon-ignore-placement")}else{var i=this.layers[0]._unevaluatedLayout._values;if(this.textSizeData=getSizeData(this.zoom,i["text-size"]),"composite"===this.textSizeData.functionType){var o=this.textSizeData.zoomRange,a=o.min,n=o.max;this.compositeTextSizes=[i["text-size"].possiblyEvaluate({zoom:a}),i["text-size"].possiblyEvaluate({zoom:n})]}if(this.iconSizeData=getSizeData(this.zoom,i["icon-size"]),"composite"===this.iconSizeData.functionType){var s=this.iconSizeData.zoomRange,l=s.min,y=s.max;this.compositeIconSizes=[i["icon-size"].possiblyEvaluate({zoom:l}),i["icon-size"].possiblyEvaluate({zoom:y})]}this.layoutTextSize=i["text-size"].possiblyEvaluate({zoom:this.zoom+1}),this.layoutIconSize=i["icon-size"].possiblyEvaluate({zoom:this.zoom+1}),this.textMaxSize=i["text-size"].possiblyEvaluate({zoom:18})}};SymbolBucket.prototype.createArrays=function(){this.text=new SymbolBuffers(symbolInterfaces.text,this.layers,this.zoom),this.icon=new SymbolBuffers(symbolInterfaces.icon,this.layers,this.zoom),this.collisionBox=new SymbolBuffers(symbolInterfaces.collisionBox,this.layers,this.zoom),this.collisionCircle=new SymbolBuffers(symbolInterfaces.collisionCircle,this.layers,this.zoom),this.placedGlyphArray=new PlacedSymbolArray,this.placedIconArray=new PlacedSymbolArray,this.glyphOffsetArray=new GlyphOffsetArray,this.lineVertexArray=new LineVertexArray},SymbolBucket.prototype.populate=function(e,t){var i=this.layers[0],o=i.layout,a=o.get("text-font").join(","),n=o.get("text-field"),s=o.get("icon-image"),l="constant"!==n.value.kind||n.value.value.length>0&&a.length>0,y="constant"!==s.value.kind||s.value.value&&s.value.value.length>0;if(this.features=[],l||y){for(var c=t.iconDependencies,u=t.glyphDependencies,p=u[a]=u[a]||{},x={zoom:this.zoom},m=0,h=e;m=0;l--)n[l]={x:t[l].x,y:t[l].y,tileUnitDistanceFromAnchor:a},l>0&&(a+=t[l-1].dist(t[l]));for(var y=0;y0;e.addCollisionDebugVertices(l,y,c,u,p?e.collisionCircle:e.collisionBox,s.anchorPoint,i,p)}}}},SymbolBucket.prototype.deserializeCollisionBoxes=function(e,t,r,i,o){for(var a={},n=t;n1||this.icon.segments.get().length>1))){for(var r=[],i=0;ibounds.max||a.ybounds.max)&&util.warnOnce("Geometry exceeds allowed extent, reduce your vector tile buffer size")}return r}},{"../util/util":266,"./extent":49}],53:[function(_dereq_,module,exports){"use strict";var PosArray=_dereq_("../util/struct_array")({members:[{name:"a_pos",type:"Int16",components:2}]});module.exports=PosArray},{"../util/struct_array":263}],54:[function(_dereq_,module,exports){"use strict";function packColor(r){return[packUint8ToFloat(255*r.r,255*r.g),packUint8ToFloat(255*r.b,255*r.a)]}var createVertexArrayType=_dereq_("./vertex_array_type"),packUint8ToFloat=_dereq_("../shaders/encode_attribute").packUint8ToFloat,VertexBuffer=_dereq_("../gl/vertex_buffer"),ConstantBinder=function(r,t,o,e){this.value=r,this.name=t,this.type=o,this.property=e,this.statistics={max:-1/0}};ConstantBinder.prototype.defines=function(){return["#define HAS_UNIFORM_u_"+this.name]},ConstantBinder.prototype.populatePaintArray=function(){},ConstantBinder.prototype.setUniforms=function(r,t,o,e){var i=e.constantOr(this.value);"color"===this.type?r.uniform4f(t.uniforms["u_"+this.name],i.r,i.g,i.b,i.a):r.uniform1f(t.uniforms["u_"+this.name],i)};var SourceExpressionBinder=function(r,t,o,e){this.expression=r,this.name=t,this.type=o,this.property=e,this.statistics={max:-1/0}};SourceExpressionBinder.prototype.defines=function(){return[]},SourceExpressionBinder.prototype.populatePaintArray=function(r,t,o,e){var i=this,n=this.expression.evaluate({zoom:0},e);if("color"===this.type)for(var a=packColor(n),s=t;sMAX_VERTEX_ARRAY_LENGTH&&warnOnce("Max vertices per segment is "+MAX_VERTEX_ARRAY_LENGTH+": bucket requested "+e),(!n||n.vertexLength+e>module.exports.MAX_VERTEX_ARRAY_LENGTH)&&(n={vertexOffset:t.length,primitiveOffset:r.length,vertexLength:0,primitiveLength:0},this.segments.push(n)),n},SegmentVector.prototype.get=function(){return this.segments},SegmentVector.prototype.destroy=function(){for(var t=0,r=this.segments;t90||this.lat<-90)throw new Error("Invalid LngLat latitude value: must be between -90 and 90")};LngLat.prototype.wrap=function(){return new LngLat(wrap(this.lng,-180,180),this.lat)},LngLat.prototype.toArray=function(){return[this.lng,this.lat]},LngLat.prototype.toString=function(){return"LngLat("+this.lng+", "+this.lat+")"},LngLat.prototype.toBounds=function(t){var n=360*t/40075017,r=n/Math.cos(Math.PI/180*this.lat);return new(_dereq_("./lng_lat_bounds"))(new LngLat(this.lng-r,this.lat-n),new LngLat(this.lng+r,this.lat+n))},LngLat.convert=function(t){if(t instanceof LngLat)return t;if(Array.isArray(t)&&(2===t.length||3===t.length))return new LngLat(Number(t[0]),Number(t[1]));if(!Array.isArray(t)&&"object"==typeof t&&null!==t)return new LngLat(Number(t.lng),Number(t.lat));throw new Error("`LngLatLike` argument must be specified as a LngLat instance, an object {lng: , lat: }, or an array of [, ]")},module.exports=LngLat},{"../util/util":266,"./lng_lat_bounds":60}],60:[function(_dereq_,module,exports){"use strict";var LngLat=_dereq_("./lng_lat"),LngLatBounds=function(t,n){t&&(n?this.setSouthWest(t).setNorthEast(n):4===t.length?this.setSouthWest([t[0],t[1]]).setNorthEast([t[2],t[3]]):this.setSouthWest(t[0]).setNorthEast(t[1]))};LngLatBounds.prototype.setNorthEast=function(t){return this._ne=t instanceof LngLat?new LngLat(t.lng,t.lat):LngLat.convert(t),this},LngLatBounds.prototype.setSouthWest=function(t){return this._sw=t instanceof LngLat?new LngLat(t.lng,t.lat):LngLat.convert(t),this},LngLatBounds.prototype.extend=function(t){var n,e,s=this._sw,o=this._ne;if(t instanceof LngLat)n=t,e=t;else{if(!(t instanceof LngLatBounds))return Array.isArray(t)?t.every(Array.isArray)?this.extend(LngLatBounds.convert(t)):this.extend(LngLat.convert(t)):this;if(n=t._sw,e=t._ne,!n||!e)return this}return s||o?(s.lng=Math.min(n.lng,s.lng),s.lat=Math.min(n.lat,s.lat),o.lng=Math.max(e.lng,o.lng),o.lat=Math.max(e.lat,o.lat)):(this._sw=new LngLat(n.lng,n.lat),this._ne=new LngLat(e.lng,e.lat)),this},LngLatBounds.prototype.getCenter=function(){return new LngLat((this._sw.lng+this._ne.lng)/2,(this._sw.lat+this._ne.lat)/2)},LngLatBounds.prototype.getSouthWest=function(){return this._sw},LngLatBounds.prototype.getNorthEast=function(){return this._ne},LngLatBounds.prototype.getNorthWest=function(){return new LngLat(this.getWest(),this.getNorth())},LngLatBounds.prototype.getSouthEast=function(){return new LngLat(this.getEast(),this.getSouth())},LngLatBounds.prototype.getWest=function(){return this._sw.lng},LngLatBounds.prototype.getSouth=function(){return this._sw.lat},LngLatBounds.prototype.getEast=function(){return this._ne.lng},LngLatBounds.prototype.getNorth=function(){return this._ne.lat},LngLatBounds.prototype.toArray=function(){return[this._sw.toArray(),this._ne.toArray()]},LngLatBounds.prototype.toString=function(){return"LngLatBounds("+this._sw.toString()+", "+this._ne.toString()+")"},LngLatBounds.convert=function(t){return!t||t instanceof LngLatBounds?t:new LngLatBounds(t)},module.exports=LngLatBounds},{"./lng_lat":59}],61:[function(_dereq_,module,exports){"use strict";var LngLat=_dereq_("./lng_lat"),Point=_dereq_("@mapbox/point-geometry"),Coordinate=_dereq_("./coordinate"),util=_dereq_("../util/util"),interp=_dereq_("../style-spec/util/interpolate").number,TileCoord=_dereq_("../source/tile_coord"),EXTENT=_dereq_("../data/extent"),glmatrix=_dereq_("@mapbox/gl-matrix"),vec4=glmatrix.vec4,mat4=glmatrix.mat4,mat2=glmatrix.mat2,Transform=function(t,i,o){this.tileSize=512,this._renderWorldCopies=void 0===o||o,this._minZoom=t||0,this._maxZoom=i||22,this.latRange=[-85.05113,85.05113],this.width=0,this.height=0,this._center=new LngLat(0,0),this.zoom=0,this.angle=0,this._fov=.6435011087932844,this._pitch=0,this._unmodified=!0,this._posMatrixCache={}},prototypeAccessors={minZoom:{},maxZoom:{},renderWorldCopies:{},worldSize:{},centerPoint:{},size:{},bearing:{},pitch:{},fov:{},zoom:{},center:{},unmodified:{},x:{},y:{},point:{}};Transform.prototype.clone=function(){var t=new Transform(this._minZoom,this._maxZoom,this._renderWorldCopies);return t.tileSize=this.tileSize,t.latRange=this.latRange,t.width=this.width,t.height=this.height,t._center=this._center,t.zoom=this.zoom,t.angle=this.angle,t._fov=this._fov,t._pitch=this._pitch,t._unmodified=this._unmodified,t._calcMatrices(),t},prototypeAccessors.minZoom.get=function(){return this._minZoom},prototypeAccessors.minZoom.set=function(t){this._minZoom!==t&&(this._minZoom=t,this.zoom=Math.max(this.zoom,t))},prototypeAccessors.maxZoom.get=function(){return this._maxZoom},prototypeAccessors.maxZoom.set=function(t){this._maxZoom!==t&&(this._maxZoom=t,this.zoom=Math.min(this.zoom,t))},prototypeAccessors.renderWorldCopies.get=function(){return this._renderWorldCopies},prototypeAccessors.worldSize.get=function(){return this.tileSize*this.scale},prototypeAccessors.centerPoint.get=function(){return this.size._div(2)},prototypeAccessors.size.get=function(){return new Point(this.width,this.height)},prototypeAccessors.bearing.get=function(){return-this.angle/Math.PI*180},prototypeAccessors.bearing.set=function(t){var i=-util.wrap(t,-180,180)*Math.PI/180;this.angle!==i&&(this._unmodified=!1,this.angle=i,this._calcMatrices(),this.rotationMatrix=mat2.create(),mat2.rotate(this.rotationMatrix,this.rotationMatrix,this.angle))},prototypeAccessors.pitch.get=function(){return this._pitch/Math.PI*180},prototypeAccessors.pitch.set=function(t){var i=util.clamp(t,0,60)/180*Math.PI;this._pitch!==i&&(this._unmodified=!1,this._pitch=i,this._calcMatrices())},prototypeAccessors.fov.get=function(){return this._fov/Math.PI*180},prototypeAccessors.fov.set=function(t){t=Math.max(.01,Math.min(60,t)),this._fov!==t&&(this._unmodified=!1,this._fov=t/180*Math.PI,this._calcMatrices())},prototypeAccessors.zoom.get=function(){return this._zoom},prototypeAccessors.zoom.set=function(t){var i=Math.min(Math.max(t,this.minZoom),this.maxZoom);this._zoom!==i&&(this._unmodified=!1,this._zoom=i,this.scale=this.zoomScale(i),this.tileZoom=Math.floor(i),this.zoomFraction=i-this.tileZoom,this._constrain(),this._calcMatrices())},prototypeAccessors.center.get=function(){return this._center},prototypeAccessors.center.set=function(t){t.lat===this._center.lat&&t.lng===this._center.lng||(this._unmodified=!1,this._center=t,this._constrain(),this._calcMatrices())},Transform.prototype.coveringZoomLevel=function(t){return(t.roundZoom?Math.round:Math.floor)(this.zoom+this.scaleZoom(this.tileSize/t.tileSize))},Transform.prototype.getVisibleWrappedCoordinates=function(t){for(var i=this.pointCoordinate(new Point(0,0),0),o=this.pointCoordinate(new Point(this.width,0),0),e=Math.floor(i.column),r=Math.floor(o.column),n=[t],s=e;s<=r;s++)0!==s&&n.push(new TileCoord(t.z,t.x,t.y,s));return n},Transform.prototype.coveringTiles=function(t){var i=this.coveringZoomLevel(t),o=i;if(void 0!==t.minzoom&&it.maxzoom&&(i=t.maxzoom);var e=this.pointCoordinate(this.centerPoint,i),r=new Point(e.column-.5,e.row-.5),n=[this.pointCoordinate(new Point(0,0),i),this.pointCoordinate(new Point(this.width,0),i),this.pointCoordinate(new Point(this.width,this.height),i),this.pointCoordinate(new Point(0,this.height),i)];return TileCoord.cover(i,n,t.reparseOverscaled?o:i,this._renderWorldCopies).sort(function(t,i){return r.dist(t)-r.dist(i)})},Transform.prototype.resize=function(t,i){this.width=t,this.height=i,this.pixelsToGLUnits=[2/t,-2/i],this._constrain(),this._calcMatrices()},prototypeAccessors.unmodified.get=function(){return this._unmodified},Transform.prototype.zoomScale=function(t){return Math.pow(2,t)},Transform.prototype.scaleZoom=function(t){return Math.log(t)/Math.LN2},Transform.prototype.project=function(t){return new Point(this.lngX(t.lng),this.latY(t.lat))},Transform.prototype.unproject=function(t){return new LngLat(this.xLng(t.x),this.yLat(t.y))},prototypeAccessors.x.get=function(){return this.lngX(this.center.lng)},prototypeAccessors.y.get=function(){return this.latY(this.center.lat)},prototypeAccessors.point.get=function(){return new Point(this.x,this.y)},Transform.prototype.lngX=function(t){return(180+t)*this.worldSize/360},Transform.prototype.latY=function(t){return(180-180/Math.PI*Math.log(Math.tan(Math.PI/4+t*Math.PI/360)))*this.worldSize/360},Transform.prototype.xLng=function(t){return 360*t/this.worldSize-180},Transform.prototype.yLat=function(t){var i=180-360*t/this.worldSize;return 360/Math.PI*Math.atan(Math.exp(i*Math.PI/180))-90},Transform.prototype.setLocationAtPoint=function(t,i){var o=this.pointCoordinate(i)._sub(this.pointCoordinate(this.centerPoint));this.center=this.coordinateLocation(this.locationCoordinate(t)._sub(o)),this._renderWorldCopies&&(this.center=this.center.wrap())},Transform.prototype.locationPoint=function(t){return this.coordinatePoint(this.locationCoordinate(t))},Transform.prototype.pointLocation=function(t){return this.coordinateLocation(this.pointCoordinate(t))},Transform.prototype.locationCoordinate=function(t){return new Coordinate(this.lngX(t.lng)/this.tileSize,this.latY(t.lat)/this.tileSize,this.zoom).zoomTo(this.tileZoom)},Transform.prototype.coordinateLocation=function(t){var i=t.zoomTo(this.zoom);return new LngLat(this.xLng(i.column*this.tileSize),this.yLat(i.row*this.tileSize))},Transform.prototype.pointCoordinate=function(t,i){void 0===i&&(i=this.tileZoom);var o=[t.x,t.y,0,1],e=[t.x,t.y,1,1];vec4.transformMat4(o,o,this.pixelMatrixInverse),vec4.transformMat4(e,e,this.pixelMatrixInverse);var r=o[3],n=e[3],h=o[1]/r,c=e[1]/n,m=o[2]/r,p=e[2]/n,l=m===p?0:(0-m)/(p-m);return new Coordinate(interp(o[0]/r,e[0]/n,l)/this.tileSize,interp(h,c,l)/this.tileSize,this.zoom)._zoomTo(i)},Transform.prototype.coordinatePoint=function(t){var i=t.zoomTo(this.zoom),o=[i.column*this.tileSize,i.row*this.tileSize,0,1];return vec4.transformMat4(o,o,this.pixelMatrix),new Point(o[0]/o[3],o[1]/o[3])},Transform.prototype.calculatePosMatrix=function(t,i){var o=t.id.toString();if(i&&(o+=i.toString()),this._posMatrixCache[o])return this._posMatrixCache[o];var e=t.toCoordinate(i),r=this.worldSize/this.zoomScale(e.zoom),n=mat4.identity(new Float64Array(16));return mat4.translate(n,n,[e.column*r,e.row*r,0]),mat4.scale(n,n,[r/EXTENT,r/EXTENT,1]),mat4.multiply(n,this.projMatrix,n),this._posMatrixCache[o]=new Float32Array(n),this._posMatrixCache[o]},Transform.prototype._constrain=function(){if(this.center&&this.width&&this.height&&!this._constraining){this._constraining=!0;var t,i,o,e,r=-90,n=90,s=-180,a=180,h=this.size,c=this._unmodified;if(this.latRange){var m=this.latRange;r=this.latY(m[1]),t=(n=this.latY(m[0]))-rn&&(e=n-f)}if(this.lngRange){var d=this.x,g=h.x/2;d-ga&&(o=a-g)}void 0===o&&void 0===e||(this.center=this.unproject(new Point(void 0!==o?o:this.x,void 0!==e?e:this.y))),this._unmodified=c,this._constraining=!1}},Transform.prototype._calcMatrices=function(){if(this.height){this.cameraToCenterDistance=.5/Math.tan(this._fov/2)*this.height;var t=this._fov/2,i=Math.PI/2+this._pitch,o=Math.sin(t)*this.cameraToCenterDistance/Math.sin(Math.PI-i-t),r=1.01*(Math.cos(Math.PI/2-this._pitch)*o+this.cameraToCenterDistance),n=new Float64Array(16);mat4.perspective(n,this._fov,this.width/this.height,1,r),mat4.scale(n,n,[1,-1,1]),mat4.translate(n,n,[0,0,-this.cameraToCenterDistance]),mat4.rotateX(n,n,this._pitch),mat4.rotateZ(n,n,this.angle),mat4.translate(n,n,[-this.x,-this.y,0]);var s=this.worldSize/(2*Math.PI*6378137*Math.abs(Math.cos(this.center.lat*(Math.PI/180))));if(mat4.scale(n,n,[1,1,s,1]),this.projMatrix=n,n=mat4.create(),mat4.scale(n,n,[this.width/2,-this.height/2,1]),mat4.translate(n,n,[1,-1,0]),this.pixelMatrix=mat4.multiply(new Float64Array(16),n,this.projMatrix),!(n=mat4.invert(new Float64Array(16),this.pixelMatrix)))throw new Error("failed to invert matrix");this.pixelMatrixInverse=n,this._posMatrixCache={}}},Object.defineProperties(Transform.prototype,prototypeAccessors),module.exports=Transform},{"../data/extent":49,"../source/tile_coord":103,"../style-spec/util/interpolate":154,"../util/util":266,"./coordinate":58,"./lng_lat":59,"@mapbox/gl-matrix":1,"@mapbox/point-geometry":2}],62:[function(_dereq_,module,exports){"use strict";var IndexBuffer=function(e,t,r){this.gl=e,this.buffer=e.createBuffer(),this.dynamicDraw=Boolean(r),this.unbindVAO(),e.bindBuffer(e.ELEMENT_ARRAY_BUFFER,this.buffer),e.bufferData(e.ELEMENT_ARRAY_BUFFER,t.arrayBuffer,this.dynamicDraw?e.DYNAMIC_DRAW:e.STATIC_DRAW),this.dynamicDraw||delete t.arrayBuffer};IndexBuffer.prototype.unbindVAO=function(){void 0===this.gl.extVertexArrayObject&&(this.gl.extVertexArrayObject=this.gl.getExtension("OES_vertex_array_object")),this.gl.extVertexArrayObject&&this.gl.extVertexArrayObject.bindVertexArrayOES(null)},IndexBuffer.prototype.bind=function(){this.gl.bindBuffer(this.gl.ELEMENT_ARRAY_BUFFER,this.buffer)},IndexBuffer.prototype.updateData=function(e){this.unbindVAO(),this.bind(),this.gl.bufferSubData(this.gl.ELEMENT_ARRAY_BUFFER,0,e.arrayBuffer)},IndexBuffer.prototype.destroy=function(){this.buffer&&(this.gl.deleteBuffer(this.buffer),delete this.buffer)},module.exports=IndexBuffer},{}],63:[function(_dereq_,module,exports){"use strict";var AttributeType={Int8:"BYTE",Uint8:"UNSIGNED_BYTE",Int16:"SHORT",Uint16:"UNSIGNED_SHORT",Int32:"INT",Uint32:"UNSIGNED_INT",Float32:"FLOAT"},VertexBuffer=function(t,e,r){this.length=e.length,this.attributes=e.members,this.itemSize=e.bytesPerElement,this.dynamicDraw=r,this.gl=t,this.buffer=t.createBuffer(),this.gl.bindBuffer(t.ARRAY_BUFFER,this.buffer),this.gl.bufferData(t.ARRAY_BUFFER,e.arrayBuffer,this.dynamicDraw?t.DYNAMIC_DRAW:t.STATIC_DRAW),this.dynamicDraw||delete e.arrayBuffer};VertexBuffer.prototype.bind=function(){this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.buffer)},VertexBuffer.prototype.updateData=function(t){this.bind(),this.gl.bufferSubData(this.gl.ARRAY_BUFFER,0,t.arrayBuffer)},VertexBuffer.prototype.enableAttributes=function(t,e){for(var i=0;i":[24,[4,18,20,9,4,0]],"?":[18,[3,16,3,17,4,19,5,20,7,21,11,21,13,20,14,19,15,17,15,15,14,13,13,12,9,10,9,7,-1,-1,9,2,8,1,9,0,10,1,9,2]],"@":[27,[18,13,17,15,15,16,12,16,10,15,9,14,8,11,8,8,9,6,11,5,14,5,16,6,17,8,-1,-1,12,16,10,14,9,11,9,8,10,6,11,5,-1,-1,18,16,17,8,17,6,19,5,21,5,23,7,24,10,24,12,23,15,22,17,20,19,18,20,15,21,12,21,9,20,7,19,5,17,4,15,3,12,3,9,4,6,5,4,7,2,9,1,12,0,15,0,18,1,20,2,21,3,-1,-1,19,16,18,8,18,6,19,5]],A:[18,[9,21,1,0,-1,-1,9,21,17,0,-1,-1,4,7,14,7]],B:[21,[4,21,4,0,-1,-1,4,21,13,21,16,20,17,19,18,17,18,15,17,13,16,12,13,11,-1,-1,4,11,13,11,16,10,17,9,18,7,18,4,17,2,16,1,13,0,4,0]],C:[21,[18,16,17,18,15,20,13,21,9,21,7,20,5,18,4,16,3,13,3,8,4,5,5,3,7,1,9,0,13,0,15,1,17,3,18,5]],D:[21,[4,21,4,0,-1,-1,4,21,11,21,14,20,16,18,17,16,18,13,18,8,17,5,16,3,14,1,11,0,4,0]],E:[19,[4,21,4,0,-1,-1,4,21,17,21,-1,-1,4,11,12,11,-1,-1,4,0,17,0]],F:[18,[4,21,4,0,-1,-1,4,21,17,21,-1,-1,4,11,12,11]],G:[21,[18,16,17,18,15,20,13,21,9,21,7,20,5,18,4,16,3,13,3,8,4,5,5,3,7,1,9,0,13,0,15,1,17,3,18,5,18,8,-1,-1,13,8,18,8]],H:[22,[4,21,4,0,-1,-1,18,21,18,0,-1,-1,4,11,18,11]],I:[8,[4,21,4,0]],J:[16,[12,21,12,5,11,2,10,1,8,0,6,0,4,1,3,2,2,5,2,7]],K:[21,[4,21,4,0,-1,-1,18,21,4,7,-1,-1,9,12,18,0]],L:[17,[4,21,4,0,-1,-1,4,0,16,0]],M:[24,[4,21,4,0,-1,-1,4,21,12,0,-1,-1,20,21,12,0,-1,-1,20,21,20,0]],N:[22,[4,21,4,0,-1,-1,4,21,18,0,-1,-1,18,21,18,0]],O:[22,[9,21,7,20,5,18,4,16,3,13,3,8,4,5,5,3,7,1,9,0,13,0,15,1,17,3,18,5,19,8,19,13,18,16,17,18,15,20,13,21,9,21]],P:[21,[4,21,4,0,-1,-1,4,21,13,21,16,20,17,19,18,17,18,14,17,12,16,11,13,10,4,10]],Q:[22,[9,21,7,20,5,18,4,16,3,13,3,8,4,5,5,3,7,1,9,0,13,0,15,1,17,3,18,5,19,8,19,13,18,16,17,18,15,20,13,21,9,21,-1,-1,12,4,18,-2]],R:[21,[4,21,4,0,-1,-1,4,21,13,21,16,20,17,19,18,17,18,15,17,13,16,12,13,11,4,11,-1,-1,11,11,18,0]],S:[20,[17,18,15,20,12,21,8,21,5,20,3,18,3,16,4,14,5,13,7,12,13,10,15,9,16,8,17,6,17,3,15,1,12,0,8,0,5,1,3,3]],T:[16,[8,21,8,0,-1,-1,1,21,15,21]],U:[22,[4,21,4,6,5,3,7,1,10,0,12,0,15,1,17,3,18,6,18,21]],V:[18,[1,21,9,0,-1,-1,17,21,9,0]],W:[24,[2,21,7,0,-1,-1,12,21,7,0,-1,-1,12,21,17,0,-1,-1,22,21,17,0]],X:[20,[3,21,17,0,-1,-1,17,21,3,0]],Y:[18,[1,21,9,11,9,0,-1,-1,17,21,9,11]],Z:[20,[17,21,3,0,-1,-1,3,21,17,21,-1,-1,3,0,17,0]],"[":[14,[4,25,4,-7,-1,-1,5,25,5,-7,-1,-1,4,25,11,25,-1,-1,4,-7,11,-7]],"\\":[14,[0,21,14,-3]],"]":[14,[9,25,9,-7,-1,-1,10,25,10,-7,-1,-1,3,25,10,25,-1,-1,3,-7,10,-7]],"^":[16,[6,15,8,18,10,15,-1,-1,3,12,8,17,13,12,-1,-1,8,17,8,0]],_:[16,[0,-2,16,-2]],"`":[10,[6,21,5,20,4,18,4,16,5,15,6,16,5,17]],a:[19,[15,14,15,0,-1,-1,15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],b:[19,[4,21,4,0,-1,-1,4,11,6,13,8,14,11,14,13,13,15,11,16,8,16,6,15,3,13,1,11,0,8,0,6,1,4,3]],c:[18,[15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],d:[19,[15,21,15,0,-1,-1,15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],e:[18,[3,8,15,8,15,10,14,12,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],f:[12,[10,21,8,21,6,20,5,17,5,0,-1,-1,2,14,9,14]],g:[19,[15,14,15,-2,14,-5,13,-6,11,-7,8,-7,6,-6,-1,-1,15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],h:[19,[4,21,4,0,-1,-1,4,10,7,13,9,14,12,14,14,13,15,10,15,0]],i:[8,[3,21,4,20,5,21,4,22,3,21,-1,-1,4,14,4,0]],j:[10,[5,21,6,20,7,21,6,22,5,21,-1,-1,6,14,6,-3,5,-6,3,-7,1,-7]],k:[17,[4,21,4,0,-1,-1,14,14,4,4,-1,-1,8,8,15,0]],l:[8,[4,21,4,0]],m:[30,[4,14,4,0,-1,-1,4,10,7,13,9,14,12,14,14,13,15,10,15,0,-1,-1,15,10,18,13,20,14,23,14,25,13,26,10,26,0]],n:[19,[4,14,4,0,-1,-1,4,10,7,13,9,14,12,14,14,13,15,10,15,0]],o:[19,[8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3,16,6,16,8,15,11,13,13,11,14,8,14]],p:[19,[4,14,4,-7,-1,-1,4,11,6,13,8,14,11,14,13,13,15,11,16,8,16,6,15,3,13,1,11,0,8,0,6,1,4,3]],q:[19,[15,14,15,-7,-1,-1,15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],r:[13,[4,14,4,0,-1,-1,4,8,5,11,7,13,9,14,12,14]],s:[17,[14,11,13,13,10,14,7,14,4,13,3,11,4,9,6,8,11,7,13,6,14,4,14,3,13,1,10,0,7,0,4,1,3,3]],t:[12,[5,21,5,4,6,1,8,0,10,0,-1,-1,2,14,9,14]],u:[19,[4,14,4,4,5,1,7,0,10,0,12,1,15,4,-1,-1,15,14,15,0]],v:[16,[2,14,8,0,-1,-1,14,14,8,0]],w:[22,[3,14,7,0,-1,-1,11,14,7,0,-1,-1,11,14,15,0,-1,-1,19,14,15,0]],x:[17,[3,14,14,0,-1,-1,14,14,3,0]],y:[16,[2,14,8,0,-1,-1,14,14,8,0,6,-4,4,-6,2,-7,1,-7]],z:[17,[14,14,3,0,-1,-1,3,14,14,14,-1,-1,3,0,14,0]],"{":[14,[9,25,7,24,6,23,5,21,5,19,6,17,7,16,8,14,8,12,6,10,-1,-1,7,24,6,22,6,20,7,18,8,17,9,15,9,13,8,11,4,9,8,7,9,5,9,3,8,1,7,0,6,-2,6,-4,7,-6,-1,-1,6,8,8,6,8,4,7,2,6,1,5,-1,5,-3,6,-5,7,-6,9,-7]],"|":[8,[4,25,4,-7]],"}":[14,[5,25,7,24,8,23,9,21,9,19,8,17,7,16,6,14,6,12,8,10,-1,-1,7,24,8,22,8,20,7,18,6,17,5,15,5,13,6,11,10,9,6,7,5,5,5,3,6,1,7,0,8,-2,8,-4,7,-6,-1,-1,8,8,6,6,6,4,7,2,8,1,9,-1,9,-3,8,-5,7,-6,5,-7]],"~":[24,[3,6,3,8,4,11,6,12,8,12,10,11,14,8,16,7,18,7,20,8,21,10,-1,-1,3,8,4,10,6,11,8,11,10,10,14,7,16,6,18,6,20,7,21,10,21,12]]}},{"../data/extent":49,"../data/pos_array":53,"../gl/vertex_buffer":63,"../util/browser":245,"./vertex_array_object":86,"@mapbox/gl-matrix":1}],69:[function(_dereq_,module,exports){"use strict";function drawFillTiles(t,r,e,a,i){if(!pattern.isPatternMissing(e.paint.get("fill-pattern"),t))for(var l=!0,n=0,o=a;n0?1-1/(1.001-r):-r}(t.paint.get("raster-saturation"))),i.uniform1f(o.uniforms.u_contrast_factor,function(r){return r>0?1/(1-r):1+r}(t.paint.get("raster-contrast"))),i.uniform3fv(o.uniforms.u_spin_weights,function(r){r*=Math.PI/180;var e=Math.sin(r),t=Math.cos(r);return[(2*t+1)/3,(-Math.sqrt(3)*e-t+1)/3,(Math.sqrt(3)*e-t+1)/3]}(t.paint.get("raster-hue-rotate"))),i.uniform1f(o.uniforms.u_buffer_scale,1),i.uniform1i(o.uniforms.u_image0,0),i.uniform1i(o.uniforms.u_image1,1);for(var u=a.length&&a[0].z,s=0,f=a;s0){var o=Date.now(),u=(o-r.timeAdded)/n,s=e?(o-e.timeAdded)/n:-1,f=t.getSource(),d=i.coveringZoomLevel({tileSize:f.tileSize,roundZoom:f.roundZoom}),m=!e||Math.abs(e.coord.z-d)>Math.abs(r.coord.z-d),c=m&&r.refreshedUponExpiration?1:util.clamp(m?u:1-s,0,1);return r.refreshedUponExpiration&&u>=1&&(r.refreshedUponExpiration=!1),e?{opacity:1,mix:1-c}:{opacity:c,mix:0}}return{opacity:1,mix:0}}(m,g,e,t,r.transform),p=void 0,E=void 0;if(i.activeTexture(i.TEXTURE0),m.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE,i.LINEAR_MIPMAP_NEAREST),i.activeTexture(i.TEXTURE1),g?(g.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE,i.LINEAR_MIPMAP_NEAREST),p=Math.pow(2,g.coord.z-m.coord.z),E=[m.coord.x*p%1,m.coord.y*p%1]):m.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE,i.LINEAR_MIPMAP_NEAREST),i.uniform2fv(o.uniforms.u_tl_parent,E||[0,0]),i.uniform1f(o.uniforms.u_scale_parent,p||1),i.uniform1f(o.uniforms.u_fade_t,_.mix),i.uniform1f(o.uniforms.u_opacity,_.opacity*t.paint.get("raster-opacity")),n instanceof ImageSource){var h=n.boundsBuffer;n.boundsVAO.bind(i,o,h),i.drawArrays(i.TRIANGLE_STRIP,0,h.length)}else if(m.maskedBoundsBuffer&&m.maskedIndexBuffer&&m.segments)o.draw(i,i.TRIANGLES,t.id,m.maskedBoundsBuffer,m.maskedIndexBuffer,m.segments);else{var l=r.rasterBoundsBuffer;r.rasterBoundsVAO.bind(i,o,l),i.drawArrays(i.TRIANGLE_STRIP,0,l.length)}}i.depthFunc(i.LEQUAL)}}},{"../source/image_source":93,"../util/util":266}],74:[function(_dereq_,module,exports){"use strict";function drawLayerSymbols(t,e,i,o,r,a,n,s,u,l){var m=t.gl,f=t.transform,c="map"===s,_="map"===u,y=c&&"line"===i.layout.get("symbol-placement"),p=c&&!_&&!y,g=_;g?m.enable(m.DEPTH_TEST):m.disable(m.DEPTH_TEST);for(var x,d=0,b=o;d65535)e(new Error("glyphs > 65535 not supported"));else{var o=l.requests[s];o||(o=l.requests[s]=[],loadGlyphRange(i,s,t.url,t.requestTransform,function(r,e){if(e)for(var t in e)l.glyphs[+t]=e[+t];for(var i=0,a=o;ithis.height)return util.warnOnce("LineAtlas out of space"),null;for(var a=0,r=0;r=0;this.currentLayer--){var T=t.style._layers[s[t.currentLayer]];T.source!==(f&&f.id)&&(f=t.style.sourceCaches[T.source],g=[],f&&(t.clearStencil(),g=f.getVisibleCoordinates(),f.getSource().isTileClipped&&t._renderTileClippingMasks(g))),t.renderLayer(t,f,T,g)}this.renderPass="translucent";var E,_=[];for(this.gl.enable(this.gl.BLEND),this.currentLayer=0,this.currentLayer;this.currentLayer0?r.pop():null},Painter.prototype.lineWidth=function(e){this.gl.lineWidth(util.clamp(e,this.lineWidthRange[0],this.lineWidthRange[1]))},Painter.prototype.showOverdrawInspector=function(e){if(e||this._showOverdrawInspector){this._showOverdrawInspector=e;var r=this.gl;e?(r.blendFunc(r.CONSTANT_COLOR,r.ONE),r.blendColor(1/8,1/8,1/8,0),r.clearColor(0,0,0,1),r.clear(r.COLOR_BUFFER_BIT)):r.blendFunc(r.ONE,r.ONE_MINUS_SRC_ALPHA)}},Painter.prototype._createProgramCached=function(e,r){this.cache=this.cache||{};var t=""+e+(r.cacheKey||"")+(this._showOverdrawInspector?"/overdraw":"");return this.cache[t]||(this.cache[t]=new Program(this.gl,shaders[e],r,this._showOverdrawInspector)),this.cache[t]},Painter.prototype.useProgram=function(e,r){var t=this.gl,i=this._createProgramCached(e,r||this.emptyProgramConfiguration);return this.currentProgram!==i&&(t.useProgram(i.program),this.currentProgram=i),i},module.exports=Painter},{"../data/extent":49,"../data/pos_array":53,"../data/program_configuration":54,"../data/raster_bounds_array":55,"../gl/vertex_buffer":63,"../shaders":88,"../source/pixels_to_tile_units":95,"../source/source_cache":100,"../style-spec/util/color":150,"../symbol/cross_tile_symbol_index":211,"../util/browser":245,"../util/util":266,"./draw_background":65,"./draw_circle":66,"./draw_debug":68,"./draw_fill":69,"./draw_fill_extrusion":70,"./draw_heatmap":71,"./draw_line":72,"./draw_raster":73,"./draw_symbol":74,"./program":82,"./render_texture":83,"./tile_mask":85,"./vertex_array_object":86,"@mapbox/gl-matrix":1}],81:[function(_dereq_,module,exports){"use strict";var pixelsToTileUnits=_dereq_("../source/pixels_to_tile_units");exports.isPatternMissing=function(r,i){if(!r)return!1;var e=i.imageManager.getPattern(r.from),o=i.imageManager.getPattern(r.to);return!e||!o},exports.prepare=function(r,i,e){var o=i.gl,t=i.imageManager.getPattern(r.from),n=i.imageManager.getPattern(r.to);o.uniform1i(e.uniforms.u_image,0),o.uniform2fv(e.uniforms.u_pattern_tl_a,t.tl),o.uniform2fv(e.uniforms.u_pattern_br_a,t.br),o.uniform2fv(e.uniforms.u_pattern_tl_b,n.tl),o.uniform2fv(e.uniforms.u_pattern_br_b,n.br);var u=i.imageManager.getPixelSize(),a=u.width,f=u.height;o.uniform2fv(e.uniforms.u_texsize,[a,f]),o.uniform1f(e.uniforms.u_mix,r.t),o.uniform2fv(e.uniforms.u_pattern_size_a,t.displaySize),o.uniform2fv(e.uniforms.u_pattern_size_b,n.displaySize),o.uniform1f(e.uniforms.u_scale_a,r.fromScale),o.uniform1f(e.uniforms.u_scale_b,r.toScale),o.activeTexture(o.TEXTURE0),i.imageManager.bind(o)},exports.setTile=function(r,i,e){var o=i.gl;o.uniform1f(e.uniforms.u_tile_units_to_pixels,1/pixelsToTileUnits(r,1,i.transform.tileZoom));var t=Math.pow(2,r.coord.z),n=r.tileSize*Math.pow(2,i.transform.tileZoom)/t,u=n*(r.coord.x+r.coord.w*t),a=n*r.coord.y;o.uniform2f(e.uniforms.u_pixel_coord_upper,u>>16,a>>16),o.uniform2f(e.uniforms.u_pixel_coord_lower,65535&u,65535&a)}},{"../source/pixels_to_tile_units":95}],82:[function(_dereq_,module,exports){"use strict";var browser=_dereq_("../util/browser"),shaders=_dereq_("../shaders"),VertexArrayObject=(_dereq_("../data/program_configuration").ProgramConfiguration,_dereq_("./vertex_array_object")),Program=function(r,e,t,a){var o=this;this.gl=r,this.program=r.createProgram();var i=t.defines().concat("#define DEVICE_PIXEL_RATIO "+browser.devicePixelRatio.toFixed(1));a&&i.push("#define OVERDRAW_INSPECTOR;");var n=i.concat(shaders.prelude.fragmentSource,e.fragmentSource).join("\n"),s=i.concat(shaders.prelude.vertexSource,e.vertexSource).join("\n"),m=r.createShader(r.FRAGMENT_SHADER);r.shaderSource(m,n),r.compileShader(m),r.attachShader(this.program,m);var g=r.createShader(r.VERTEX_SHADER);r.shaderSource(g,s),r.compileShader(g),r.attachShader(this.program,g);for(var c=t.interface?t.interface.layoutAttributes:[],u=0;u 0.5) {\n gl_FragColor = vec4(0.0, 0.0, 1.0, 0.5) * alpha;\n }\n\n if (v_notUsed > 0.5) {\n // This box not used, fade it out\n gl_FragColor *= .1;\n }\n}",vertexSource:"attribute vec2 a_pos;\nattribute vec2 a_anchor_pos;\nattribute vec2 a_extrude;\nattribute vec2 a_placed;\n\nuniform mat4 u_matrix;\nuniform vec2 u_extrude_scale;\nuniform float u_camera_to_center_distance;\n\nvarying float v_placed;\nvarying float v_notUsed;\n\nvoid main() {\n vec4 projectedPoint = u_matrix * vec4(a_anchor_pos, 0, 1);\n highp float camera_to_anchor_distance = projectedPoint.w;\n highp float collision_perspective_ratio = 0.5 + 0.5 * (u_camera_to_center_distance / camera_to_anchor_distance);\n\n gl_Position = u_matrix * vec4(a_pos, 0.0, 1.0);\n gl_Position.xy += a_extrude * u_extrude_scale * gl_Position.w * collision_perspective_ratio;\n\n v_placed = a_placed.x;\n v_notUsed = a_placed.y;\n}\n"},collisionCircle:{fragmentSource:"\nvarying float v_placed;\nvarying float v_notUsed;\nvarying float v_radius;\nvarying vec2 v_extrude;\nvarying vec2 v_extrude_scale;\n\nvoid main() {\n float alpha = 0.5;\n\n // Red = collision, hide label\n vec4 color = vec4(1.0, 0.0, 0.0, 1.0) * alpha;\n\n // Blue = no collision, label is showing\n if (v_placed > 0.5) {\n color = vec4(0.0, 0.0, 1.0, 0.5) * alpha;\n }\n\n if (v_notUsed > 0.5) {\n // This box not used, fade it out\n color *= .2;\n }\n\n float extrude_scale_length = length(v_extrude_scale);\n float extrude_length = length(v_extrude) * extrude_scale_length;\n float stroke_width = 3.0;\n float radius = v_radius * extrude_scale_length;\n\n float distance_to_edge = abs(extrude_length - radius);\n float opacity_t = smoothstep(-stroke_width, 0.0, -distance_to_edge);\n\n gl_FragColor = opacity_t * color;\n}\n",vertexSource:"attribute vec2 a_pos;\nattribute vec2 a_anchor_pos;\nattribute vec2 a_extrude;\nattribute vec2 a_placed;\n\nuniform mat4 u_matrix;\nuniform vec2 u_extrude_scale;\nuniform float u_camera_to_center_distance;\n\nvarying float v_placed;\nvarying float v_notUsed;\nvarying float v_radius;\n\nvarying vec2 v_extrude;\nvarying vec2 v_extrude_scale;\n\nvoid main() {\n vec4 projectedPoint = u_matrix * vec4(a_anchor_pos, 0, 1);\n highp float camera_to_anchor_distance = projectedPoint.w;\n highp float collision_perspective_ratio = 0.5 + 0.5 * (camera_to_anchor_distance / u_camera_to_center_distance);\n\n gl_Position = u_matrix * vec4(a_pos, 0.0, 1.0);\n\n highp float padding_factor = 1.2; // Pad the vertices slightly to make room for anti-alias blur\n gl_Position.xy += a_extrude * u_extrude_scale * padding_factor * gl_Position.w / collision_perspective_ratio;\n\n v_placed = a_placed.x;\n v_notUsed = a_placed.y;\n v_radius = abs(a_extrude.y); // We don't pitch the circles, so both units of the extrusion vector are equal in magnitude to the radius\n\n v_extrude = a_extrude * padding_factor;\n v_extrude_scale = u_extrude_scale * u_camera_to_center_distance / collision_perspective_ratio;\n}\n"},debug:{fragmentSource:"uniform highp vec4 u_color;\n\nvoid main() {\n gl_FragColor = u_color;\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\n\nvoid main() {\n gl_Position = u_matrix * vec4(a_pos, 0, 1);\n}\n"},fill:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 color\n #pragma mapbox: initialize lowp float opacity\n\n gl_FragColor = color * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 color\n #pragma mapbox: initialize lowp float opacity\n\n gl_Position = u_matrix * vec4(a_pos, 0, 1);\n}\n"},fillOutline:{fragmentSource:"#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_pos;\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 outline_color\n #pragma mapbox: initialize lowp float opacity\n\n float dist = length(v_pos - gl_FragCoord.xy);\n float alpha = 1.0 - smoothstep(0.0, 1.0, dist);\n gl_FragColor = outline_color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\nuniform vec2 u_world;\n\nvarying vec2 v_pos;\n\n#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 outline_color\n #pragma mapbox: initialize lowp float opacity\n\n gl_Position = u_matrix * vec4(a_pos, 0, 1);\n v_pos = (gl_Position.xy / gl_Position.w + 1.0) / 2.0 * u_world;\n}\n"},fillOutlinePattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec2 v_pos;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize lowp float opacity\n\n vec2 imagecoord = mod(v_pos_a, 1.0);\n vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n vec4 color1 = texture2D(u_image, pos);\n\n vec2 imagecoord_b = mod(v_pos_b, 1.0);\n vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n vec4 color2 = texture2D(u_image, pos2);\n\n // find distance to outline for alpha interpolation\n\n float dist = length(v_pos - gl_FragCoord.xy);\n float alpha = 1.0 - smoothstep(0.0, 1.0, dist);\n\n\n gl_FragColor = mix(color1, color2, u_mix) * alpha * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_world;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\n\nattribute vec2 a_pos;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec2 v_pos;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize lowp float opacity\n\n gl_Position = u_matrix * vec4(a_pos, 0, 1);\n\n v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, a_pos);\n v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, a_pos);\n\n v_pos = (gl_Position.xy / gl_Position.w + 1.0) / 2.0 * u_world;\n}\n"},fillPattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize lowp float opacity\n\n vec2 imagecoord = mod(v_pos_a, 1.0);\n vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n vec4 color1 = texture2D(u_image, pos);\n\n vec2 imagecoord_b = mod(v_pos_b, 1.0);\n vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n vec4 color2 = texture2D(u_image, pos2);\n\n gl_FragColor = mix(color1, color2, u_mix) * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\n\nattribute vec2 a_pos;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize lowp float opacity\n\n gl_Position = u_matrix * vec4(a_pos, 0, 1);\n\n v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, a_pos);\n v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, a_pos);\n}\n"},fillExtrusion:{fragmentSource:"varying vec4 v_color;\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n#pragma mapbox: define highp vec4 color\n\nvoid main() {\n #pragma mapbox: initialize lowp float base\n #pragma mapbox: initialize lowp float height\n #pragma mapbox: initialize highp vec4 color\n\n gl_FragColor = v_color;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec3 u_lightcolor;\nuniform lowp vec3 u_lightpos;\nuniform lowp float u_lightintensity;\n\nattribute vec2 a_pos;\nattribute vec3 a_normal;\nattribute float a_edgedistance;\n\nvarying vec4 v_color;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\n#pragma mapbox: define highp vec4 color\n\nvoid main() {\n #pragma mapbox: initialize lowp float base\n #pragma mapbox: initialize lowp float height\n #pragma mapbox: initialize highp vec4 color\n\n base = max(0.0, base);\n height = max(0.0, height);\n\n float ed = a_edgedistance; // use each attrib in order to not trip a VAO assert\n float t = mod(a_normal.x, 2.0);\n\n gl_Position = u_matrix * vec4(a_pos, t > 0.0 ? height : base, 1);\n\n // Relative luminance (how dark/bright is the surface color?)\n float colorvalue = color.r * 0.2126 + color.g * 0.7152 + color.b * 0.0722;\n\n v_color = vec4(0.0, 0.0, 0.0, 1.0);\n\n // Add slight ambient lighting so no extrusions are totally black\n vec4 ambientlight = vec4(0.03, 0.03, 0.03, 1.0);\n color += ambientlight;\n\n // Calculate cos(theta), where theta is the angle between surface normal and diffuse light ray\n float directional = clamp(dot(a_normal / 16384.0, u_lightpos), 0.0, 1.0);\n\n // Adjust directional so that\n // the range of values for highlight/shading is narrower\n // with lower light intensity\n // and with lighter/brighter surface colors\n directional = mix((1.0 - u_lightintensity), max((1.0 - colorvalue + u_lightintensity), 1.0), directional);\n\n // Add gradient along z axis of side surfaces\n if (a_normal.y != 0.0) {\n directional *= clamp((t + base) * pow(height / 150.0, 0.5), mix(0.7, 0.98, 1.0 - u_lightintensity), 1.0);\n }\n\n // Assign final color based on surface + ambient light color, diffuse light directional, and light color\n // with lower bounds adjusted to hue of light\n // so that shading is tinted with the complementary (opposite) color to the light color\n v_color.r += clamp(color.r * directional * u_lightcolor.r, mix(0.0, 0.3, 1.0 - u_lightcolor.r), 1.0);\n v_color.g += clamp(color.g * directional * u_lightcolor.g, mix(0.0, 0.3, 1.0 - u_lightcolor.g), 1.0);\n v_color.b += clamp(color.b * directional * u_lightcolor.b, mix(0.0, 0.3, 1.0 - u_lightcolor.b), 1.0);\n}\n"},fillExtrusionPattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec4 v_lighting;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\nvoid main() {\n #pragma mapbox: initialize lowp float base\n #pragma mapbox: initialize lowp float height\n\n vec2 imagecoord = mod(v_pos_a, 1.0);\n vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n vec4 color1 = texture2D(u_image, pos);\n\n vec2 imagecoord_b = mod(v_pos_b, 1.0);\n vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n vec4 color2 = texture2D(u_image, pos2);\n\n vec4 mixedColor = mix(color1, color2, u_mix);\n\n gl_FragColor = mixedColor * v_lighting;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\nuniform float u_height_factor;\n\nuniform vec3 u_lightcolor;\nuniform lowp vec3 u_lightpos;\nuniform lowp float u_lightintensity;\n\nattribute vec2 a_pos;\nattribute vec3 a_normal;\nattribute float a_edgedistance;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec4 v_lighting;\nvarying float v_directional;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\nvoid main() {\n #pragma mapbox: initialize lowp float base\n #pragma mapbox: initialize lowp float height\n\n base = max(0.0, base);\n height = max(0.0, height);\n\n float t = mod(a_normal.x, 2.0);\n float z = t > 0.0 ? height : base;\n\n gl_Position = u_matrix * vec4(a_pos, z, 1);\n\n vec2 pos = a_normal.x == 1.0 && a_normal.y == 0.0 && a_normal.z == 16384.0\n ? a_pos // extrusion top\n : vec2(a_edgedistance, z * u_height_factor); // extrusion side\n\n v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, pos);\n v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, pos);\n\n v_lighting = vec4(0.0, 0.0, 0.0, 1.0);\n float directional = clamp(dot(a_normal / 16383.0, u_lightpos), 0.0, 1.0);\n directional = mix((1.0 - u_lightintensity), max((0.5 + u_lightintensity), 1.0), directional);\n\n if (a_normal.y != 0.0) {\n directional *= clamp((t + base) * pow(height / 150.0, 0.5), mix(0.7, 0.98, 1.0 - u_lightintensity), 1.0);\n }\n\n v_lighting.rgb += clamp(directional * u_lightcolor, mix(vec3(0.0), vec3(0.3), 1.0 - u_lightcolor), vec3(1.0));\n}\n"},extrusionTexture:{fragmentSource:"uniform sampler2D u_image;\nuniform float u_opacity;\nvarying vec2 v_pos;\n\nvoid main() {\n gl_FragColor = texture2D(u_image, v_pos) * u_opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(0.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_world;\nattribute vec2 a_pos;\nvarying vec2 v_pos;\n\nvoid main() {\n gl_Position = u_matrix * vec4(a_pos * u_world, 0, 1);\n\n v_pos.x = a_pos.x;\n v_pos.y = 1.0 - a_pos.y;\n}\n"},line:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_width2;\nvarying vec2 v_normal;\nvarying float v_gamma_scale;\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 color\n #pragma mapbox: initialize lowp float blur\n #pragma mapbox: initialize lowp float opacity\n\n // Calculate the distance of the pixel from the line in pixels.\n float dist = length(v_normal) * v_width2.s;\n\n // Calculate the antialiasing fade factor. This is either when fading in\n // the line in case of an offset line (v_width2.t) or when fading out\n // (v_width2.s)\n float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\n// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 color\n #pragma mapbox: initialize lowp float blur\n #pragma mapbox: initialize lowp float opacity\n #pragma mapbox: initialize mediump float gapwidth\n #pragma mapbox: initialize lowp float offset\n #pragma mapbox: initialize mediump float width\n\n vec2 a_extrude = a_data.xy - 128.0;\n float a_direction = mod(a_data.z, 4.0) - 1.0;\n\n vec2 pos = a_pos_normal.xy;\n\n // x is 1 if it's a round cap, 0 otherwise\n // y is 1 if the normal points up, and -1 if it points down\n mediump vec2 normal = a_pos_normal.zw;\n v_normal = normal;\n\n // these transformations used to be applied in the JS and native code bases.\n // moved them into the shader for clarity and simplicity.\n gapwidth = gapwidth / 2.0;\n float halfwidth = width / 2.0;\n offset = -1.0 * offset;\n\n float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + ANTIALIASING;\n\n // Scale the extrusion vector down to a normal and then up by the line width\n // of this vertex.\n mediump vec2 dist = outset * a_extrude * scale;\n\n // Calculate the offset when drawing a line that is to the side of the actual line.\n // We do this by creating a vector that points towards the extrude, but rotate\n // it when we're drawing round end points (a_direction = -1 or 1) since their\n // extrude vector points in another direction.\n mediump float u = 0.5 * a_direction;\n mediump float t = 1.0 - abs(u);\n mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n // calculate how much the perspective view squishes or stretches the extrude\n float extrude_length_without_perspective = length(dist);\n float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n v_width2 = vec2(outset, inset);\n}\n"},linePattern:{fragmentSource:"uniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_fade;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_linesofar;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize lowp float blur\n #pragma mapbox: initialize lowp float opacity\n\n // Calculate the distance of the pixel from the line in pixels.\n float dist = length(v_normal) * v_width2.s;\n\n // Calculate the antialiasing fade factor. This is either when fading in\n // the line in case of an offset line (v_width2.t) or when fading out\n // (v_width2.s)\n float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n float x_a = mod(v_linesofar / u_pattern_size_a.x, 1.0);\n float x_b = mod(v_linesofar / u_pattern_size_b.x, 1.0);\n float y_a = 0.5 + (v_normal.y * v_width2.s / u_pattern_size_a.y);\n float y_b = 0.5 + (v_normal.y * v_width2.s / u_pattern_size_b.y);\n vec2 pos_a = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, vec2(x_a, y_a));\n vec2 pos_b = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, vec2(x_b, y_b));\n\n vec4 color = mix(texture2D(u_image, pos_a), texture2D(u_image, pos_b), u_fade);\n\n gl_FragColor = color * alpha * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\n// We scale the distance before adding it to the buffers so that we can store\n// long distances for long segments. Use this value to unscale the distance.\n#define LINE_DISTANCE_SCALE 2.0\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_linesofar;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define mediump float width\n\nvoid main() {\n #pragma mapbox: initialize lowp float blur\n #pragma mapbox: initialize lowp float opacity\n #pragma mapbox: initialize lowp float offset\n #pragma mapbox: initialize mediump float gapwidth\n #pragma mapbox: initialize mediump float width\n\n vec2 a_extrude = a_data.xy - 128.0;\n float a_direction = mod(a_data.z, 4.0) - 1.0;\n float a_linesofar = (floor(a_data.z / 4.0) + a_data.w * 64.0) * LINE_DISTANCE_SCALE;\n\n vec2 pos = a_pos_normal.xy;\n\n // x is 1 if it's a round cap, 0 otherwise\n // y is 1 if the normal points up, and -1 if it points down\n mediump vec2 normal = a_pos_normal.zw;\n v_normal = normal;\n\n // these transformations used to be applied in the JS and native code bases.\n // moved them into the shader for clarity and simplicity.\n gapwidth = gapwidth / 2.0;\n float halfwidth = width / 2.0;\n offset = -1.0 * offset;\n\n float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + ANTIALIASING;\n\n // Scale the extrusion vector down to a normal and then up by the line width\n // of this vertex.\n mediump vec2 dist = outset * a_extrude * scale;\n\n // Calculate the offset when drawing a line that is to the side of the actual line.\n // We do this by creating a vector that points towards the extrude, but rotate\n // it when we're drawing round end points (a_direction = -1 or 1) since their\n // extrude vector points in another direction.\n mediump float u = 0.5 * a_direction;\n mediump float t = 1.0 - abs(u);\n mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n // calculate how much the perspective view squishes or stretches the extrude\n float extrude_length_without_perspective = length(dist);\n float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n v_linesofar = a_linesofar;\n v_width2 = vec2(outset, inset);\n}\n"},lineSDF:{fragmentSource:"\nuniform sampler2D u_image;\nuniform float u_sdfgamma;\nuniform float u_mix;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying vec2 v_tex_a;\nvarying vec2 v_tex_b;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 color\n #pragma mapbox: initialize lowp float blur\n #pragma mapbox: initialize lowp float opacity\n #pragma mapbox: initialize mediump float width\n #pragma mapbox: initialize lowp float floorwidth\n\n // Calculate the distance of the pixel from the line in pixels.\n float dist = length(v_normal) * v_width2.s;\n\n // Calculate the antialiasing fade factor. This is either when fading in\n // the line in case of an offset line (v_width2.t) or when fading out\n // (v_width2.s)\n float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n float sdfdist_a = texture2D(u_image, v_tex_a).a;\n float sdfdist_b = texture2D(u_image, v_tex_b).a;\n float sdfdist = mix(sdfdist_a, sdfdist_b, u_mix);\n alpha *= smoothstep(0.5 - u_sdfgamma / floorwidth, 0.5 + u_sdfgamma / floorwidth, sdfdist);\n\n gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\n// We scale the distance before adding it to the buffers so that we can store\n// long distances for long segments. Use this value to unscale the distance.\n#define LINE_DISTANCE_SCALE 2.0\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_patternscale_a;\nuniform float u_tex_y_a;\nuniform vec2 u_patternscale_b;\nuniform float u_tex_y_b;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying vec2 v_tex_a;\nvarying vec2 v_tex_b;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 color\n #pragma mapbox: initialize lowp float blur\n #pragma mapbox: initialize lowp float opacity\n #pragma mapbox: initialize mediump float gapwidth\n #pragma mapbox: initialize lowp float offset\n #pragma mapbox: initialize mediump float width\n #pragma mapbox: initialize lowp float floorwidth\n\n vec2 a_extrude = a_data.xy - 128.0;\n float a_direction = mod(a_data.z, 4.0) - 1.0;\n float a_linesofar = (floor(a_data.z / 4.0) + a_data.w * 64.0) * LINE_DISTANCE_SCALE;\n\n vec2 pos = a_pos_normal.xy;\n\n // x is 1 if it's a round cap, 0 otherwise\n // y is 1 if the normal points up, and -1 if it points down\n mediump vec2 normal = a_pos_normal.zw;\n v_normal = normal;\n\n // these transformations used to be applied in the JS and native code bases.\n // moved them into the shader for clarity and simplicity.\n gapwidth = gapwidth / 2.0;\n float halfwidth = width / 2.0;\n offset = -1.0 * offset;\n\n float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + ANTIALIASING;\n\n // Scale the extrusion vector down to a normal and then up by the line width\n // of this vertex.\n mediump vec2 dist =outset * a_extrude * scale;\n\n // Calculate the offset when drawing a line that is to the side of the actual line.\n // We do this by creating a vector that points towards the extrude, but rotate\n // it when we're drawing round end points (a_direction = -1 or 1) since their\n // extrude vector points in another direction.\n mediump float u = 0.5 * a_direction;\n mediump float t = 1.0 - abs(u);\n mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n // calculate how much the perspective view squishes or stretches the extrude\n float extrude_length_without_perspective = length(dist);\n float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n v_tex_a = vec2(a_linesofar * u_patternscale_a.x / floorwidth, normal.y * u_patternscale_a.y + u_tex_y_a);\n v_tex_b = vec2(a_linesofar * u_patternscale_b.x / floorwidth, normal.y * u_patternscale_b.y + u_tex_y_b);\n\n v_width2 = vec2(outset, inset);\n}\n"},raster:{fragmentSource:"uniform float u_fade_t;\nuniform float u_opacity;\nuniform sampler2D u_image0;\nuniform sampler2D u_image1;\nvarying vec2 v_pos0;\nvarying vec2 v_pos1;\n\nuniform float u_brightness_low;\nuniform float u_brightness_high;\n\nuniform float u_saturation_factor;\nuniform float u_contrast_factor;\nuniform vec3 u_spin_weights;\n\nvoid main() {\n\n // read and cross-fade colors from the main and parent tiles\n vec4 color0 = texture2D(u_image0, v_pos0);\n vec4 color1 = texture2D(u_image1, v_pos1);\n if (color0.a > 0.0) {\n color0.rgb = color0.rgb / color0.a;\n }\n if (color1.a > 0.0) {\n color1.rgb = color1.rgb / color1.a;\n }\n vec4 color = mix(color0, color1, u_fade_t);\n color.a *= u_opacity;\n vec3 rgb = color.rgb;\n\n // spin\n rgb = vec3(\n dot(rgb, u_spin_weights.xyz),\n dot(rgb, u_spin_weights.zxy),\n dot(rgb, u_spin_weights.yzx));\n\n // saturation\n float average = (color.r + color.g + color.b) / 3.0;\n rgb += (average - rgb) * u_saturation_factor;\n\n // contrast\n rgb = (rgb - 0.5) * u_contrast_factor + 0.5;\n\n // brightness\n vec3 u_high_vec = vec3(u_brightness_low, u_brightness_low, u_brightness_low);\n vec3 u_low_vec = vec3(u_brightness_high, u_brightness_high, u_brightness_high);\n\n gl_FragColor = vec4(mix(u_high_vec, u_low_vec, rgb) * color.a, color.a);\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_tl_parent;\nuniform float u_scale_parent;\nuniform float u_buffer_scale;\n\nattribute vec2 a_pos;\nattribute vec2 a_texture_pos;\n\nvarying vec2 v_pos0;\nvarying vec2 v_pos1;\n\nvoid main() {\n gl_Position = u_matrix * vec4(a_pos, 0, 1);\n // We are using Int16 for texture position coordinates to give us enough precision for\n // fractional coordinates. We use 8192 to scale the texture coordinates in the buffer\n // as an arbitrarily high number to preserve adequate precision when rendering.\n // This is also the same value as the EXTENT we are using for our tile buffer pos coordinates,\n // so math for modifying either is consistent.\n v_pos0 = (((a_texture_pos / 8192.0) - 0.5) / u_buffer_scale ) + 0.5;\n v_pos1 = (v_pos0 * u_scale_parent) + u_tl_parent;\n}\n"},symbolIcon:{fragmentSource:"uniform sampler2D u_texture;\n\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_tex;\nvarying float v_fade_opacity;\n\nvoid main() {\n #pragma mapbox: initialize lowp float opacity\n\n lowp float alpha = opacity * v_fade_opacity;\n gl_FragColor = texture2D(u_texture, v_tex) * alpha;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"const float PI = 3.141592653589793;\n\nattribute vec4 a_pos_offset;\nattribute vec4 a_data;\nattribute vec3 a_projected_pos;\nattribute float a_fade_opacity;\n\nuniform bool u_is_size_zoom_constant;\nuniform bool u_is_size_feature_constant;\nuniform highp float u_size_t; // used to interpolate between zoom stops when size is a composite function\nuniform highp float u_size; // used when size is both zoom and feature constant\nuniform highp float u_camera_to_center_distance;\nuniform highp float u_pitch;\nuniform bool u_rotate_symbol;\nuniform highp float u_aspect_ratio;\nuniform float u_fade_change;\n\n#pragma mapbox: define lowp float opacity\n\nuniform mat4 u_matrix;\nuniform mat4 u_label_plane_matrix;\nuniform mat4 u_gl_coord_matrix;\n\nuniform bool u_is_text;\nuniform bool u_pitch_with_map;\n\nuniform vec2 u_texsize;\n\nvarying vec2 v_tex;\nvarying float v_fade_opacity;\n\nvoid main() {\n #pragma mapbox: initialize lowp float opacity\n\n vec2 a_pos = a_pos_offset.xy;\n vec2 a_offset = a_pos_offset.zw;\n\n vec2 a_tex = a_data.xy;\n vec2 a_size = a_data.zw;\n\n highp float segment_angle = -a_projected_pos[2];\n\n float size;\n if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {\n size = mix(a_size[0], a_size[1], u_size_t) / 10.0;\n } else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {\n size = a_size[0] / 10.0;\n } else if (!u_is_size_zoom_constant && u_is_size_feature_constant) {\n size = u_size;\n } else {\n size = u_size;\n }\n\n vec4 projectedPoint = u_matrix * vec4(a_pos, 0, 1);\n highp float camera_to_anchor_distance = projectedPoint.w;\n // See comments in symbol_sdf.vertex\n highp float distance_ratio = u_pitch_with_map ?\n camera_to_anchor_distance / u_camera_to_center_distance :\n u_camera_to_center_distance / camera_to_anchor_distance;\n highp float perspective_ratio = 0.5 + 0.5 * distance_ratio;\n\n size *= perspective_ratio;\n\n float fontScale = u_is_text ? size / 24.0 : size;\n\n highp float symbol_rotation = 0.0;\n if (u_rotate_symbol) {\n // See comments in symbol_sdf.vertex\n vec4 offsetProjectedPoint = u_matrix * vec4(a_pos + vec2(1, 0), 0, 1);\n\n vec2 a = projectedPoint.xy / projectedPoint.w;\n vec2 b = offsetProjectedPoint.xy / offsetProjectedPoint.w;\n\n symbol_rotation = atan((b.y - a.y) / u_aspect_ratio, b.x - a.x);\n }\n\n highp float angle_sin = sin(segment_angle + symbol_rotation);\n highp float angle_cos = cos(segment_angle + symbol_rotation);\n mat2 rotation_matrix = mat2(angle_cos, -1.0 * angle_sin, angle_sin, angle_cos);\n\n vec4 projected_pos = u_label_plane_matrix * vec4(a_projected_pos.xy, 0.0, 1.0);\n gl_Position = u_gl_coord_matrix * vec4(projected_pos.xy / projected_pos.w + rotation_matrix * (a_offset / 64.0 * fontScale), 0.0, 1.0);\n\n v_tex = a_tex / u_texsize;\n vec2 fade_opacity = unpack_opacity(a_fade_opacity);\n float fade_change = fade_opacity[1] > 0.5 ? u_fade_change : -u_fade_change;\n v_fade_opacity = max(0.0, min(1.0, fade_opacity[0] + fade_change));\n}\n"},symbolSDF:{fragmentSource:"#define SDF_PX 8.0\n#define EDGE_GAMMA 0.105/DEVICE_PIXEL_RATIO\n\nuniform bool u_is_halo;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\n\nuniform sampler2D u_texture;\nuniform highp float u_gamma_scale;\nuniform bool u_is_text;\n\nvarying vec2 v_data0;\nvarying vec3 v_data1;\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 fill_color\n #pragma mapbox: initialize highp vec4 halo_color\n #pragma mapbox: initialize lowp float opacity\n #pragma mapbox: initialize lowp float halo_width\n #pragma mapbox: initialize lowp float halo_blur\n\n vec2 tex = v_data0.xy;\n float gamma_scale = v_data1.x;\n float size = v_data1.y;\n float fade_opacity = v_data1[2];\n\n float fontScale = u_is_text ? size / 24.0 : size;\n\n lowp vec4 color = fill_color;\n highp float gamma = EDGE_GAMMA / (fontScale * u_gamma_scale);\n lowp float buff = (256.0 - 64.0) / 256.0;\n if (u_is_halo) {\n color = halo_color;\n gamma = (halo_blur * 1.19 / SDF_PX + EDGE_GAMMA) / (fontScale * u_gamma_scale);\n buff = (6.0 - halo_width / fontScale) / SDF_PX;\n }\n\n lowp float dist = texture2D(u_texture, tex).a;\n highp float gamma_scaled = gamma * gamma_scale;\n highp float alpha = smoothstep(buff - gamma_scaled, buff + gamma_scaled, dist);\n\n gl_FragColor = color * (alpha * opacity * fade_opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"const float PI = 3.141592653589793;\n\nattribute vec4 a_pos_offset;\nattribute vec4 a_data;\nattribute vec3 a_projected_pos;\nattribute float a_fade_opacity;\n\n// contents of a_size vary based on the type of property value\n// used for {text,icon}-size.\n// For constants, a_size is disabled.\n// For source functions, we bind only one value per vertex: the value of {text,icon}-size evaluated for the current feature.\n// For composite functions:\n// [ text-size(lowerZoomStop, feature),\n// text-size(upperZoomStop, feature) ]\nuniform bool u_is_size_zoom_constant;\nuniform bool u_is_size_feature_constant;\nuniform highp float u_size_t; // used to interpolate between zoom stops when size is a composite function\nuniform highp float u_size; // used when size is both zoom and feature constant\n\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\n\nuniform mat4 u_matrix;\nuniform mat4 u_label_plane_matrix;\nuniform mat4 u_gl_coord_matrix;\n\nuniform bool u_is_text;\nuniform bool u_pitch_with_map;\nuniform highp float u_pitch;\nuniform bool u_rotate_symbol;\nuniform highp float u_aspect_ratio;\nuniform highp float u_camera_to_center_distance;\nuniform float u_fade_change;\n\nuniform vec2 u_texsize;\n\nvarying vec2 v_data0;\nvarying vec3 v_data1;\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 fill_color\n #pragma mapbox: initialize highp vec4 halo_color\n #pragma mapbox: initialize lowp float opacity\n #pragma mapbox: initialize lowp float halo_width\n #pragma mapbox: initialize lowp float halo_blur\n\n vec2 a_pos = a_pos_offset.xy;\n vec2 a_offset = a_pos_offset.zw;\n\n vec2 a_tex = a_data.xy;\n vec2 a_size = a_data.zw;\n\n highp float segment_angle = -a_projected_pos[2];\n float size;\n\n if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {\n size = mix(a_size[0], a_size[1], u_size_t) / 10.0;\n } else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {\n size = a_size[0] / 10.0;\n } else if (!u_is_size_zoom_constant && u_is_size_feature_constant) {\n size = u_size;\n } else {\n size = u_size;\n }\n\n vec4 projectedPoint = u_matrix * vec4(a_pos, 0, 1);\n highp float camera_to_anchor_distance = projectedPoint.w;\n // If the label is pitched with the map, layout is done in pitched space,\n // which makes labels in the distance smaller relative to viewport space.\n // We counteract part of that effect by multiplying by the perspective ratio.\n // If the label isn't pitched with the map, we do layout in viewport space,\n // which makes labels in the distance larger relative to the features around\n // them. We counteract part of that effect by dividing by the perspective ratio.\n highp float distance_ratio = u_pitch_with_map ?\n camera_to_anchor_distance / u_camera_to_center_distance :\n u_camera_to_center_distance / camera_to_anchor_distance;\n highp float perspective_ratio = 0.5 + 0.5 * distance_ratio;\n\n size *= perspective_ratio;\n\n float fontScale = u_is_text ? size / 24.0 : size;\n\n highp float symbol_rotation = 0.0;\n if (u_rotate_symbol) {\n // Point labels with 'rotation-alignment: map' are horizontal with respect to tile units\n // To figure out that angle in projected space, we draw a short horizontal line in tile\n // space, project it, and measure its angle in projected space.\n vec4 offsetProjectedPoint = u_matrix * vec4(a_pos + vec2(1, 0), 0, 1);\n\n vec2 a = projectedPoint.xy / projectedPoint.w;\n vec2 b = offsetProjectedPoint.xy / offsetProjectedPoint.w;\n\n symbol_rotation = atan((b.y - a.y) / u_aspect_ratio, b.x - a.x);\n }\n\n highp float angle_sin = sin(segment_angle + symbol_rotation);\n highp float angle_cos = cos(segment_angle + symbol_rotation);\n mat2 rotation_matrix = mat2(angle_cos, -1.0 * angle_sin, angle_sin, angle_cos);\n\n vec4 projected_pos = u_label_plane_matrix * vec4(a_projected_pos.xy, 0.0, 1.0);\n gl_Position = u_gl_coord_matrix * vec4(projected_pos.xy / projected_pos.w + rotation_matrix * (a_offset / 64.0 * fontScale), 0.0, 1.0);\n float gamma_scale = gl_Position.w;\n\n vec2 tex = a_tex / u_texsize;\n vec2 fade_opacity = unpack_opacity(a_fade_opacity);\n float fade_change = fade_opacity[1] > 0.5 ? u_fade_change : -u_fade_change;\n float interpolated_fade_opacity = max(0.0, min(1.0, fade_opacity[0] + fade_change));\n\n v_data0 = vec2(tex.x, tex.y);\n v_data1 = vec3(gamma_scale, size, interpolated_fade_opacity);\n}\n"}},re=/#pragma mapbox: ([\w]+) ([\w]+) ([\w]+) ([\w]+)/g,loop=function(e){var n=shaders[e],a={};n.fragmentSource=n.fragmentSource.replace(re,function(e,n,t,o,i){return a[i]=!0,"define"===n?"\n#ifndef HAS_UNIFORM_u_"+i+"\nvarying "+t+" "+o+" "+i+";\n#else\nuniform "+t+" "+o+" u_"+i+";\n#endif\n":"\n#ifdef HAS_UNIFORM_u_"+i+"\n "+t+" "+o+" "+i+" = u_"+i+";\n#endif\n"}),n.vertexSource=n.vertexSource.replace(re,function(e,n,t,o,i){var r="float"===o?"vec2":"vec4";return a[i]?"define"===n?"\n#ifndef HAS_UNIFORM_u_"+i+"\nuniform lowp float a_"+i+"_t;\nattribute "+t+" "+r+" a_"+i+";\nvarying "+t+" "+o+" "+i+";\n#else\nuniform "+t+" "+o+" u_"+i+";\n#endif\n":"\n#ifndef HAS_UNIFORM_u_"+i+"\n "+i+" = unpack_mix_"+r+"(a_"+i+", a_"+i+"_t);\n#else\n "+t+" "+o+" "+i+" = u_"+i+";\n#endif\n":"define"===n?"\n#ifndef HAS_UNIFORM_u_"+i+"\nuniform lowp float a_"+i+"_t;\nattribute "+t+" "+r+" a_"+i+";\n#else\nuniform "+t+" "+o+" u_"+i+";\n#endif\n":"\n#ifndef HAS_UNIFORM_u_"+i+"\n "+t+" "+o+" "+i+" = unpack_mix_"+r+"(a_"+i+", a_"+i+"_t);\n#else\n "+t+" "+o+" "+i+" = u_"+i+";\n#endif\n"})};for(var programName in shaders)loop(programName);module.exports=shaders},{}],89:[function(_dereq_,module,exports){"use strict";var ImageSource=_dereq_("./image_source"),window=_dereq_("../util/window"),CanvasSource=function(t){function i(i,n,s,a){t.call(this,i,n,s,a),this.options=n,this.animate=void 0===n.animate||n.animate}return t&&(i.__proto__=t),i.prototype=Object.create(t&&t.prototype),i.prototype.constructor=i,i.prototype.load=function(){if(this.canvas=this.canvas||window.document.getElementById(this.options.canvas),this.width=this.canvas.width,this.height=this.canvas.height,this._hasInvalidDimensions())return this.fire("error",new Error("Canvas dimensions cannot be less than or equal to zero."));this.play=function(){this._playing=!0,this.map._rerender()},this.pause=function(){this._playing=!1},this._finishLoading()},i.prototype.getCanvas=function(){return this.canvas},i.prototype.onAdd=function(t){this.map=t,this.load(),this.canvas&&this.animate&&this.play()},i.prototype.onRemove=function(){this.pause()},i.prototype.prepare=function(){var t=!1;this.canvas.width!==this.width&&(this.width=this.canvas.width,t=!0),this.canvas.height!==this.height&&(this.height=this.canvas.height,t=!0),this._hasInvalidDimensions()||0!==Object.keys(this.tiles).length&&this._prepareImage(this.map.painter.gl,this.canvas,t)},i.prototype.serialize=function(){return{type:"canvas",canvas:this.canvas,coordinates:this.coordinates}},i.prototype.hasTransition=function(){return this._playing},i.prototype._hasInvalidDimensions=function(){for(var i=0,n=[this.canvas.width,this.canvas.height];ithis.maxzoom?Math.pow(2,t.coord.z-this.maxzoom):1,showCollisionBoxes:this.map.showCollisionBoxes};t.workerID=this.dispatcher.send(i,r,function(i,r){return t.unloadVectorData(),t.aborted?e(null):i?e(i):(t.loadVectorData(r,o.map.painter),e(null))},this.workerID)},e.prototype.abortTile=function(t){t.aborted=!0},e.prototype.unloadTile=function(t){t.unloadVectorData(),this.dispatcher.send("removeTile",{uid:t.uid,type:this.type,source:this.id},null,t.workerID)},e.prototype.onRemove=function(){this.dispatcher.broadcast("removeSource",{type:this.type,source:this.id})},e.prototype.serialize=function(){return util.extend({},this._options,{type:this.type,data:this._data})},e.prototype.hasTransition=function(){return!1},e}(Evented);module.exports=GeoJSONSource},{"../data/extent":49,"../util/ajax":244,"../util/browser":245,"../util/evented":253,"../util/util":266,"../util/window":247}],91:[function(_dereq_,module,exports){"use strict";function loadGeoJSONTile(e,r){var t=e.source,o=e.coord;if(!this._geoJSONIndexes[t])return r(null,null);var n=this._geoJSONIndexes[t].getTile(Math.min(o.z,e.maxZoom),o.x,o.y);if(!n)return r(null,null);var u=new GeoJSONWrapper(n.features),i=vtpbf(u);0===i.byteOffset&&i.byteLength===i.buffer.byteLength||(i=new Uint8Array(i)),r(null,{vectorTile:u,rawData:i.buffer})}var ajax=_dereq_("../util/ajax"),rewind=_dereq_("geojson-rewind"),GeoJSONWrapper=_dereq_("./geojson_wrapper"),vtpbf=_dereq_("vt-pbf"),supercluster=_dereq_("supercluster"),geojsonvt=_dereq_("geojson-vt"),GeoJSONWorkerSource=function(e){function r(r,t,o){e.call(this,r,t,loadGeoJSONTile),o&&(this.loadGeoJSON=o),this._geoJSONIndexes={}}return e&&(r.__proto__=e),r.prototype=Object.create(e&&e.prototype),r.prototype.constructor=r,r.prototype.loadData=function(e,r){var t=this;this.loadGeoJSON(e,function(o,n){if(o||!n)return r(o);if("object"!=typeof n)return r(new Error("Input data is not a valid GeoJSON object."));rewind(n,!0);try{t._geoJSONIndexes[e.source]=e.cluster?supercluster(e.superclusterOptions).load(n.features):geojsonvt(n,e.geojsonVtOptions)}catch(o){return r(o)}t.loaded[e.source]={},r(null)})},r.prototype.reloadTile=function(r,t){var o=this.loaded[r.source],n=r.uid;return o&&o[n]?e.prototype.reloadTile.call(this,r,t):this.loadTile(r,t)},r.prototype.loadGeoJSON=function(e,r){if(e.request)ajax.getJSON(e.request,r);else{if("string"!=typeof e.data)return r(new Error("Input data is not a valid GeoJSON object."));try{return r(null,JSON.parse(e.data))}catch(e){return r(new Error("Input data is not a valid GeoJSON object."))}}},r.prototype.removeSource=function(e,r){this._geoJSONIndexes[e.source]&&delete this._geoJSONIndexes[e.source],r()},r}(_dereq_("./vector_tile_worker_source"));module.exports=GeoJSONWorkerSource},{"../util/ajax":244,"./geojson_wrapper":92,"./vector_tile_worker_source":105,"geojson-rewind":13,"geojson-vt":17,supercluster:32,"vt-pbf":37}],92:[function(_dereq_,module,exports){"use strict";var Point=_dereq_("@mapbox/point-geometry"),toGeoJSON=_dereq_("@mapbox/vector-tile").VectorTileFeature.prototype.toGeoJSON,EXTENT=_dereq_("../data/extent"),FeatureWrapper=function(e){this._feature=e,this.extent=EXTENT,this.type=e.type,this.properties=e.tags,"id"in e&&!isNaN(e.id)&&(this.id=parseInt(e.id,10))};FeatureWrapper.prototype.loadGeometry=function(){if(1===this._feature.type){for(var t=[],r=0,o=this._feature.geometry;rt)){var n=Math.pow(2,Math.min(a.coord.z,i._source.maxzoom)-Math.min(e.z,i._source.maxzoom));if(Math.floor(a.coord.x/n)===e.x&&Math.floor(a.coord.y/n)===e.y)for(o[s]=!0,r=!0;a&&a.coord.z-1>e.z;){var d=a.coord.parent(i._source.maxzoom);if(!d)break;(a=i._tiles[d.id])&&a.hasData()&&(delete o[s],o[d.id]=!0)}}}return r},t.prototype.findLoadedParent=function(e,t,o){for(var i=this,r=e.z-1;r>=t;r--){var s=e.parent(i._source.maxzoom);if(!s)return;e=s;var a=String(e.id),n=i._tiles[a];if(n&&n.hasData())return o[a]=!0,n;if(i._cache.has(a))return o[a]=!0,i._cache.get(a)}},t.prototype.updateCacheSize=function(e){var i=(Math.ceil(e.width/this._source.tileSize)+1)*(Math.ceil(e.height/this._source.tileSize)+1),r=Math.floor(5*i),s="number"==typeof this._maxTileCacheSize?Math.min(this._maxTileCacheSize,r):r;this._cache.setMaxSize(s)},t.prototype.update=function(e){var o=this;if(this.transform=e,this._sourceLoaded&&!this._paused){this.updateCacheSize(e),this._coveredTiles={};var i;this.used?this._source.coord?i=e.getVisibleWrappedCoordinates(this._source.coord):(i=e.coveringTiles({tileSize:this._source.tileSize,minzoom:this._source.minzoom,maxzoom:this._source.maxzoom,roundZoom:this._source.roundZoom,reparseOverscaled:this._source.reparseOverscaled}),this._source.hasTile&&(i=i.filter(function(e){return o._source.hasTile(e)}))):i=[];var r=(this._source.roundZoom?Math.round:Math.floor)(this.getZoom(e)),s=Math.max(r-t.maxOverzooming,this._source.minzoom),a=Math.max(r+t.maxUnderzooming,this._source.minzoom),n=this._updateRetainedTiles(i,r),d={};if(isRasterType(this._source.type))for(var h=Object.keys(n),u=0;u=Date.now())){o._findLoadedChildren(l,a,n)&&(n[c]=!0);var _=o.findLoadedParent(l,s,d);_&&o._addTile(_.coord)}}var p;for(p in d)n[p]||(o._coveredTiles[p]=!0);for(p in d)n[p]=!0;for(var f=util.keysDifference(this._tiles,n),T=0;Tn._source.maxzoom){var l=r.children(n._source.maxzoom)[0],m=n.getTile(l);m&&m.hasData()?d[l.id]=!0:a=!1}else for(var _=r.children(n._source.maxzoom),p=0;p<_.length;p++){var f=_[p],T=f?n.getTile(f):null;T&&T.hasData()?d[f.id]=!0:a=!1}if(!a)for(var v=o-1;v>=u;--v){var y=r.scaledTo(v,n._source.maxzoom);if(h[y.id])break;if(h[y.id]=!0,!(s=n.getTile(y))&&c&&(s=n._addTile(y)),s&&(d[y.id]=!0,c=s.wasRequested(),s.hasData()))break}}}return d},t.prototype._addTile=function(e){var t=this._tiles[e.id];if(t)return t;(t=this._cache.getAndRemove(e.id))&&(this._updatePlacement(),this.map&&t.added(this.map.painter.crossTileSymbolIndex),this._cacheTimers[e.id]&&(clearTimeout(this._cacheTimers[e.id]),delete this._cacheTimers[e.id],this._setTileReloadTimer(e.id,t)));var o=Boolean(t);if(!o){var i=e.z,r=i>this._source.maxzoom?Math.pow(2,i-this._source.maxzoom):1;t=new Tile(e,this._source.tileSize*r,this._source.maxzoom),this._loadTile(t,this._tileLoaded.bind(this,t,e.id,t.state))}return t?(t.uses++,this._tiles[e.id]=t,o||this._source.fire("dataloading",{tile:t,coord:t.coord,dataType:"source"}),t):null},t.prototype._setTileReloadTimer=function(e,t){var o=this,i=t.getExpiryTimeout();i&&(this._timers[e]=setTimeout(function(){o._reloadTile(e,"expired"),delete o._timers[e]},i))},t.prototype._setCacheInvalidationTimer=function(e,t){var o=this,i=t.getExpiryTimeout();i&&(this._cacheTimers[e]=setTimeout(function(){o._cache.remove(e),delete o._cacheTimers[e]},i))},t.prototype._removeTile=function(e){var t=this._tiles[e];if(t&&(t.uses--,delete this._tiles[e],this._timers[e]&&(clearTimeout(this._timers[e]),delete this._timers[e]),!(t.uses>0)))if(this._updatePlacement(),this.map&&t.removed(this.map.painter.crossTileSymbolIndex),t.hasData()){t.coord=t.coord.wrapped();var o=t.coord.id;this._cache.add(o,t),this._setCacheInvalidationTimer(o,t)}else t.aborted=!0,this._abortTile(t),this._unloadTile(t)},t.prototype._updatePlacement=function(){this._needsFullPlacement=!0},t.prototype.clearTiles=function(){this._shouldReloadOnResume=!1,this._paused=!1;for(var t in this._tiles)this._removeTile(t);this._cache.reset()},t.prototype.tilesIn=function(e){for(var o=[],i=this.getIds(),r=1/0,s=1/0,a=-1/0,n=-1/0,d=e[0].zoom,h=0;h=0&&_[1].y>=0){for(var p=[],f=0;f=Date.now())return!0}return!1},t}(Evented);SourceCache.maxOverzooming=10,SourceCache.maxUnderzooming=3,module.exports=SourceCache},{"../data/extent":49,"../geo/coordinate":58,"../util/evented":253,"../util/lru_cache":259,"../util/util":266,"./source":99,"./tile":101,"./tile_coord":103,"@mapbox/point-geometry":2}],101:[function(_dereq_,module,exports){"use strict";var util=_dereq_("../util/util"),deserializeBucket=_dereq_("../data/bucket").deserialize,SymbolBucket=_dereq_("../data/bucket/symbol_bucket"),FeatureIndex=_dereq_("../data/feature_index"),vt=_dereq_("@mapbox/vector-tile"),Protobuf=_dereq_("pbf"),GeoJSONFeature=_dereq_("../util/vectortile_to_geojson"),featureFilter=_dereq_("../style-spec/feature_filter"),CollisionBoxArray=(_dereq_("../symbol/collision_index"),_dereq_("../symbol/collision_box")),RasterBoundsArray=_dereq_("../data/raster_bounds_array"),TileCoord=_dereq_("./tile_coord"),EXTENT=_dereq_("../data/extent"),Point=_dereq_("@mapbox/point-geometry"),VertexBuffer=_dereq_("../gl/vertex_buffer"),IndexBuffer=_dereq_("../gl/index_buffer"),Texture=_dereq_("../render/texture"),SegmentVector=_dereq_("../data/segment").SegmentVector,TriangleIndexArray=_dereq_("../data/index_array_type").TriangleIndexArray,projection=_dereq_("../symbol/projection"),ref$2=_dereq_("../symbol/symbol_placement"),performSymbolPlacement=ref$2.performSymbolPlacement,updateOpacities=ref$2.updateOpacities,pixelsToTileUnits=_dereq_("../source/pixels_to_tile_units"),Tile=function(e,t,i){this.coord=e,this.uid=util.uniqueId(),this.uses=0,this.tileSize=t,this.sourceMaxZoom=i,this.buckets={},this.expirationTime=null,this.expiredRequestCount=0,this.state="loading"};Tile.prototype.registerFadeDuration=function(e){var t=e+this.timeAdded;t>n.z,u=new Point(n.x*l,n.y*l),c=new Point(u.x+l,u.y+l),h=this.segments.prepareSegment(4,r,a);r.emplaceBack(u.x,u.y,u.x,u.y),r.emplaceBack(c.x,u.y,c.x,u.y),r.emplaceBack(u.x,c.y,u.x,c.y),r.emplaceBack(c.x,c.y,c.x,c.y);var d=h.vertexLength;a.emplaceBack(d,d+1,d+2),a.emplaceBack(d+1,d+2,d+3),h.vertexLength+=4,h.primitiveLength+=2}this.maskedBoundsBuffer=new VertexBuffer(t,r),this.maskedIndexBuffer=new IndexBuffer(t,a)}},Tile.prototype.hasData=function(){return"loaded"===this.state||"reloading"===this.state||"expired"===this.state},Tile.prototype.setExpiryData=function(e){var t=this.expirationTime;if(e.cacheControl){var i=util.parseCacheControl(e.cacheControl);i["max-age"]&&(this.expirationTime=Date.now()+1e3*i["max-age"])}else e.expires&&(this.expirationTime=new Date(e.expires).getTime());if(this.expirationTime){var r=Date.now(),a=!1;if(this.expirationTime>r)a=!1;else if(t)if(this.expirationTime=a.minX&&t.x=a.minY&&t.yi.row){var o=t;t=i,i=o}return{x0:t.column,y0:t.row,x1:i.column,y1:i.row,dx:i.column-t.column,dy:i.row-t.row}}function scanSpans(t,i,o,r,e){var h=Math.max(o,Math.floor(i.y0)),s=Math.min(r,Math.ceil(i.y1));if(t.x0===i.x0&&t.y0===i.y0?t.x0+i.dy/t.dy*t.dx0,l=i.dx<0,x=h;xa.dy&&(s=n,n=a,a=s),n.dy>d.dy&&(s=n,n=d,d=s),a.dy>d.dy&&(s=a,a=d,d=s),n.dy&&scanSpans(d,n,r,e,h),a.dy&&scanSpans(d,a,r,e,h)}var WhooTS=_dereq_("@mapbox/whoots-js"),Coordinate=_dereq_("../geo/coordinate"),TileCoord=function(t,i,o,r){(void 0===r||isNaN(r))&&(r=0),this.z=+t,this.x=+i,this.y=+o,this.w=+r,(r*=2)<0&&(r=-1*r-1);var e=1<0;h--)r=1<t?new TileCoord(this.z-1,this.x,this.y,this.w):new TileCoord(this.z-1,Math.floor(this.x/2),Math.floor(this.y/2),this.w)},TileCoord.prototype.wrapped=function(){return new TileCoord(this.z,this.x,this.y,0)},TileCoord.prototype.isLessThan=function(t){return this.wt.w)&&(this.zt.z)&&(this.xt.x)&&this.y=t)return[new TileCoord(this.z+1,this.x,this.y,this.w)];var i=this.z+1,o=2*this.x,r=2*this.y;return[new TileCoord(i,o,r,this.w),new TileCoord(i,o+1,r,this.w),new TileCoord(i,o,r+1,this.w),new TileCoord(i,o+1,r+1,this.w)]},TileCoord.prototype.scaledTo=function(t,i){return this.z>i?new TileCoord(t,this.x,this.y,this.w):t<=this.z?new TileCoord(t,this.x>>this.z-t,this.y>>this.z-t,this.w):new TileCoord(t,this.x<>r-o&&t.y===this.y>>r-o},TileCoord.cover=function(t,i,o,r){function e(t,i,e){var n,a,d,y;if(e>=0&&e<=h)for(n=t;nthis.maxzoom?Math.pow(2,e.coord.z-this.maxzoom):1,r=normalizeURL(e.coord.url(this.tiles,this.maxzoom,this.scheme),this.url),s={request:this.map._transformRequest(r,ResourceType.Tile),uid:e.uid,coord:e.coord,zoom:e.coord.z,tileSize:this.tileSize*o,type:this.type,source:this.id,pixelRatio:browser.devicePixelRatio,overscaling:o,showCollisionBoxes:this.map.showCollisionBoxes};void 0===e.workerID||"expired"===e.state?e.workerID=this.dispatcher.send("loadTile",s,i.bind(this)):"loading"===e.state?e.reloadCallback=t:this.dispatcher.send("reloadTile",s,i.bind(this),e.workerID)},t.prototype.abortTile=function(e){this.dispatcher.send("abortTile",{uid:e.uid,type:this.type,source:this.id},void 0,e.workerID)},t.prototype.unloadTile=function(e){e.unloadVectorData(),this.dispatcher.send("removeTile",{uid:e.uid,type:this.type,source:this.id},void 0,e.workerID)},t.prototype.hasTransition=function(){return!1},t}(Evented);module.exports=VectorTileSource},{"../util/ajax":244,"../util/browser":245,"../util/evented":253,"../util/mapbox":260,"../util/util":266,"./load_tilejson":94,"./tile_bounds":102}],105:[function(_dereq_,module,exports){"use strict";var ajax=_dereq_("../util/ajax"),vt=_dereq_("@mapbox/vector-tile"),Protobuf=_dereq_("pbf"),WorkerTile=_dereq_("./worker_tile"),util=_dereq_("../util/util"),VectorTileWorkerSource=function(e,r,o){this.actor=e,this.layerIndex=r,this.loadVectorData=o||function(e,r){var o=ajax.getArrayBuffer(e.request,function(e,o){e?r(e):o&&r(null,{vectorTile:new vt.VectorTile(new Protobuf(o.data)),rawData:o.data,cacheControl:o.cacheControl,expires:o.expires})});return function(){o.abort(),r()}},this.loading={},this.loaded={}};VectorTileWorkerSource.prototype.loadTile=function(e,r){var o=this,t=e.source,i=e.uid;this.loading[t]||(this.loading[t]={});var a=this.loading[t][i]=new WorkerTile(e);a.abort=this.loadVectorData(e,function(e,l){if(delete o.loading[t][i],e||!l)return r(e);var c=l.rawData,n={};l.expires&&(n.expires=l.expires),l.cacheControl&&(n.cacheControl=l.cacheControl),a.vectorTile=l.vectorTile,a.parse(l.vectorTile,o.layerIndex,o.actor,function(e,o,t){if(e||!o)return r(e);r(null,util.extend({rawTileData:c},o,n),t)}),o.loaded[t]=o.loaded[t]||{},o.loaded[t][i]=a})},VectorTileWorkerSource.prototype.reloadTile=function(e,r){var t=this.loaded[e.source],i=e.uid,a=this;if(t&&t[i]){var l=t[i];l.showCollisionBoxes=e.showCollisionBoxes,"parsing"===l.status?l.reloadCallback=r:"done"===l.status&&l.parse(l.vectorTile,this.layerIndex,this.actor,function(e,o){if(this.reloadCallback){var t=this.reloadCallback;delete this.reloadCallback,this.parse(this.vectorTile,a.layerIndex,a.actor,t)}r(e,o)}.bind(l))}},VectorTileWorkerSource.prototype.abortTile=function(e,r){var o=this.loading[e.source],t=e.uid;o&&o[t]&&o[t].abort&&(o[t].abort(),delete o[t]),r()},VectorTileWorkerSource.prototype.removeTile=function(e,r){var o=this.loaded[e.source],t=e.uid;o&&o[t]&&delete o[t],r()},module.exports=VectorTileWorkerSource},{"../util/ajax":244,"../util/util":266,"./worker_tile":108,"@mapbox/vector-tile":6,pbf:29}],106:[function(_dereq_,module,exports){"use strict";var ajax=_dereq_("../util/ajax"),VideoSource=function(t){function e(e,o,i,r){t.call(this,e,o,i,r),this.roundZoom=!0,this.type="video",this.options=o}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){var t=this,e=this.options;this.urls=e.urls,ajax.getVideo(e.urls,function(e,o){e?t.fire("error",{error:e}):o&&(t.video=o,t.video.loop=!0,t.video.addEventListener("playing",function(){t.map._rerender()}),t.map&&t.video.play(),t._finishLoading())})},e.prototype.getVideo=function(){return this.video},e.prototype.onAdd=function(t){this.map||(this.map=t,this.load(),this.video&&(this.video.play(),this.setCoordinates(this.coordinates)))},e.prototype.prepare=function(){0===Object.keys(this.tiles).length||this.video.readyState<2||this._prepareImage(this.map.painter.gl,this.video)},e.prototype.serialize=function(){return{type:"video",urls:this.urls,coordinates:this.coordinates}},e.prototype.hasTransition=function(){return this.video&&!this.video.paused},e}(_dereq_("./image_source"));module.exports=VideoSource},{"../util/ajax":244,"./image_source":93}],107:[function(_dereq_,module,exports){"use strict";var Actor=_dereq_("../util/actor"),StyleLayerIndex=_dereq_("../style/style_layer_index"),VectorTileWorkerSource=_dereq_("./vector_tile_worker_source"),GeoJSONWorkerSource=_dereq_("./geojson_worker_source"),globalRTLTextPlugin=_dereq_("./rtl_text_plugin"),Worker=function(e){var r=this;this.self=e,this.actor=new Actor(e,this),this.layerIndexes={},this.workerSourceTypes={vector:VectorTileWorkerSource,geojson:GeoJSONWorkerSource},this.workerSources={},this.self.registerWorkerSource=function(e,o){if(r.workerSourceTypes[e])throw new Error('Worker source with name "'+e+'" already registered.');r.workerSourceTypes[e]=o},this.self.registerRTLTextPlugin=function(e){if(globalRTLTextPlugin.applyArabicShaping||globalRTLTextPlugin.processBidirectionalText)throw new Error("RTL text plugin already registered.");globalRTLTextPlugin.applyArabicShaping=e.applyArabicShaping,globalRTLTextPlugin.processBidirectionalText=e.processBidirectionalText}};Worker.prototype.setLayers=function(e,r,o){this.getLayerIndex(e).replace(r),o()},Worker.prototype.updateLayers=function(e,r,o){this.getLayerIndex(e).update(r.layers,r.removedIds),o()},Worker.prototype.loadTile=function(e,r,o){this.getWorkerSource(e,r.type).loadTile(r,o)},Worker.prototype.reloadTile=function(e,r,o){this.getWorkerSource(e,r.type).reloadTile(r,o)},Worker.prototype.abortTile=function(e,r,o){this.getWorkerSource(e,r.type).abortTile(r,o)},Worker.prototype.removeTile=function(e,r,o){this.getWorkerSource(e,r.type).removeTile(r,o)},Worker.prototype.removeSource=function(e,r,o){var t=this.getWorkerSource(e,r.type);void 0!==t.removeSource?t.removeSource(r,o):o()},Worker.prototype.loadWorkerSource=function(e,r,o){try{this.self.importScripts(r.url),o()}catch(e){o(e)}},Worker.prototype.loadRTLTextPlugin=function(e,r,o){try{globalRTLTextPlugin.applyArabicShaping||globalRTLTextPlugin.processBidirectionalText||(this.self.importScripts(r),globalRTLTextPlugin.applyArabicShaping&&globalRTLTextPlugin.processBidirectionalText||o(new Error("RTL Text Plugin failed to import scripts from "+r)))}catch(e){o(e)}},Worker.prototype.getLayerIndex=function(e){var r=this.layerIndexes[e];return r||(r=this.layerIndexes[e]=new StyleLayerIndex),r},Worker.prototype.getWorkerSource=function(e,r){var o=this;if(this.workerSources[e]||(this.workerSources[e]={}),!this.workerSources[e][r]){var t={send:function(r,t,i,l){o.actor.send(r,t,i,l,e)}};this.workerSources[e][r]=new this.workerSourceTypes[r](t,this.getLayerIndex(e))}return this.workerSources[e][r]},module.exports=function(e){return new Worker(e)}},{"../style/style_layer_index":203,"../util/actor":243,"./geojson_worker_source":91,"./rtl_text_plugin":98,"./vector_tile_worker_source":105}],108:[function(_dereq_,module,exports){"use strict";function recalculateLayers(e,o){for(var r=0,i=e;r=x.maxzoom||"none"===x.visibility||(recalculateLayers(b,t.zoom),(n[x.id]=x.createBucket({index:l.bucketLayerIDs.length,layers:b,zoom:t.zoom,pixelRatio:t.pixelRatio,overscaling:t.overscaling,collisionBoxArray:t.collisionBoxArray})).populate(d,u),l.bucketLayerIDs.push(b.map(function(e){return e.id})))}}}var k,z,A,B=util.mapObject(u.glyphDependencies,function(e){return Object.keys(e).map(Number)});Object.keys(B).length?r.send("getGlyphs",{uid:this.uid,stacks:B},function(e,o){k||(k=e,z=o,a.call(t))}):z={};var I=Object.keys(u.iconDependencies);I.length?r.send("getImages",{icons:I},function(e,o){k||(k=e,A=o,a.call(t))}):A={},a.call(this)},module.exports=WorkerTile},{"../data/bucket/symbol_bucket":48,"../data/feature_index":50,"../render/glyph_atlas":75,"../render/image_atlas":77,"../symbol/collision_box":208,"../symbol/symbol_layout":219,"../util/dictionary_coder":250,"../util/util":266}],109:[function(_dereq_,module,exports){"use strict";function deref(r,e){var f={};for(var t in r)"ref"!==t&&(f[t]=r[t]);return refProperties.forEach(function(r){r in e&&(f[r]=e[r])}),f}var refProperties=_dereq_("./util/ref_properties");module.exports=function(r){r=r.slice();for(var e=Object.create(null),f=0;f0;)t[o]=arguments[o+2];this.message=(r?r+": ":"")+format.apply(format,t),null!==i&&void 0!==i&&i.__line__&&(this.line=i.__line__)}},{util:36}],112:[function(_dereq_,module,exports){"use strict";var toString=_dereq_("./types").toString,ParsingContext=_dereq_("./parsing_context"),CompoundExpression=(_dereq_("./evaluation_context"),function(r,n,e,t){this.name=r,this.type=n,this._evaluate=e,this.args=t});CompoundExpression.prototype.evaluate=function(r){return this._evaluate(r,this.args)},CompoundExpression.prototype.eachChild=function(r){this.args.forEach(r)},CompoundExpression.parse=function(r,n){var e=r[0],t=CompoundExpression.definitions[e];if(!t)return n.error('Unknown expression "'+e+'". If you wanted a literal array, use ["literal", [...]].',0);for(var o=Array.isArray(t)?t[0]:t.type,i=Array.isArray(t)?[[t[1],t[2]]]:t.overloads,s=i.filter(function(n){var e=n[0];return!Array.isArray(e)||e.length===r.length-1}),a=[],u=1;u4)return r.error("Expected 1, 2, or 3 arguments, but found "+(e.length-1)+" instead.");var t,n;if(e.length>2){var i=e[1];if("string"!=typeof i||!(i in types))return r.error('The item type argument of "array" must be one of string, number, boolean',1);t=types[i]}else t=ValueType;if(e.length>3){if("number"!=typeof e[2]||e[2]<0||e[2]!==Math.floor(e[2]))return r.error('The length argument to "array" must be a positive integer literal',2);n=e[2]}var o=array(t,n),a=r.parse(e[e.length-1],e.length-1,ValueType);return a?new ArrayAssertion(o,a):null},ArrayAssertion.prototype.evaluate=function(e){var r=this.input.evaluate(e);if(checkSubtype(this.type,typeOf(r)))throw new RuntimeError("Expected value to be of type "+toString(this.type)+", but found "+toString(typeOf(r))+" instead.");return r},ArrayAssertion.prototype.eachChild=function(e){e(this.input)},module.exports=ArrayAssertion},{"../runtime_error":131,"../types":134,"../values":135}],114:[function(_dereq_,module,exports){"use strict";var ref=_dereq_("../types"),ObjectType=ref.ObjectType,ValueType=ref.ValueType,StringType=ref.StringType,NumberType=ref.NumberType,BooleanType=ref.BooleanType,RuntimeError=_dereq_("../runtime_error"),ref$1=_dereq_("../types"),checkSubtype=ref$1.checkSubtype,toString=ref$1.toString,typeOf=_dereq_("../values").typeOf,types={string:StringType,number:NumberType,boolean:BooleanType,object:ObjectType},Assertion=function(e,r){this.type=e,this.args=r};Assertion.parse=function(e,r){if(e.length<2)return r.error("Expected at least one argument.");for(var t=e[0],n=types[t],o=[],p=1;p=t.length)throw new RuntimeError("Array index out of bounds: "+r+" > "+t.length+".");if(r!==Math.floor(r))throw new RuntimeError("Array index must be an integer, but found "+r+" instead.");return t[r]},At.prototype.eachChild=function(e){e(this.index),e(this.input)},module.exports=At},{"../runtime_error":131,"../types":134}],116:[function(_dereq_,module,exports){"use strict";var BooleanType=_dereq_("../types").BooleanType,Case=function(e,r,t){this.type=e,this.branches=r,this.otherwise=t};Case.parse=function(e,r){if(e.length<4)return r.error("Expected at least 3 arguments, but found only "+(e.length-1)+".");if(e.length%2!=0)return r.error("Expected an odd number of arguments.");var t;r.expectedType&&"value"!==r.expectedType.kind&&(t=r.expectedType);for(var a=[],n=1;n4?"Invalid rbga value "+JSON.stringify(o)+": expected an array containing either three or four numeric values.":validateRGBA(o[0],o[1],o[2],o[3])))return new Color(o[0]/255,o[1]/255,o[2]/255,o[3]);throw new RuntimeError(t||"Could not parse color from value '"+("string"==typeof o?o:JSON.stringify(o))+"'")}for(var u=null,l=0,s=this.args;la.evaluate(e)}function lteq(e,r){var t=r[0],a=r[1];return t.evaluate(e)<=a.evaluate(e)}function gteq(e,r){var t=r[0],a=r[1];return t.evaluate(e)>=a.evaluate(e)}var ref=_dereq_("../types"),NullType=ref.NullType,NumberType=ref.NumberType,StringType=ref.StringType,BooleanType=ref.BooleanType,ColorType=ref.ColorType,ObjectType=ref.ObjectType,ValueType=ref.ValueType,ErrorType=ref.ErrorType,array=ref.array,toString=ref.toString,ref$1=_dereq_("../values"),typeOf=ref$1.typeOf,Color=ref$1.Color,validateRGBA=ref$1.validateRGBA,ref$2=_dereq_("../compound_expression"),CompoundExpression=ref$2.CompoundExpression,varargs=ref$2.varargs,RuntimeError=_dereq_("../runtime_error"),Let=_dereq_("./let"),Var=_dereq_("./var"),Literal=_dereq_("./literal"),Assertion=_dereq_("./assertion"),ArrayAssertion=_dereq_("./array"),Coercion=_dereq_("./coercion"),At=_dereq_("./at"),Match=_dereq_("./match"),Case=_dereq_("./case"),Step=_dereq_("./step"),Interpolate=_dereq_("./interpolate"),expressions={let:Let,var:Var,literal:Literal,string:Assertion,number:Assertion,boolean:Assertion,object:Assertion,array:ArrayAssertion,"to-number":Coercion,"to-color":Coercion,at:At,case:Case,match:Match,coalesce:_dereq_("./coalesce"),step:Step,interpolate:Interpolate};CompoundExpression.register(expressions,{error:[ErrorType,[StringType],function(e,r){var t=r[0];throw new RuntimeError(t.evaluate(e))}],typeof:[StringType,[ValueType],function(e,r){var t=r[0];return toString(typeOf(t.evaluate(e)))}],"to-string":[StringType,[ValueType],function(e,r){var t=r[0],a=typeof(t=t.evaluate(e));return null===t||"string"===a||"number"===a||"boolean"===a?String(t):t instanceof Color?"rgba("+255*t.r+","+255*t.g+","+255*t.b+","+t.a+")":JSON.stringify(t)}],"to-boolean":[BooleanType,[ValueType],function(e,r){var t=r[0];return Boolean(t.evaluate(e))}],"to-rgba":[array(NumberType,4),[ColorType],function(e,r){var a=r[0].evaluate(e);return[a.r,a.g,a.b,a.a]}],rgb:[ColorType,[NumberType,NumberType,NumberType],rgba],rgba:[ColorType,[NumberType,NumberType,NumberType,NumberType],rgba],length:{type:NumberType,overloads:[[[StringType],length],[[array(ValueType)],length]]},has:{type:BooleanType,overloads:[[[StringType],function(e,r){return has(r[0].evaluate(e),e.properties())}],[[StringType,ObjectType],function(e,r){var t=r[0],a=r[1];return has(t.evaluate(e),a.evaluate(e))}]]},get:{type:ValueType,overloads:[[[StringType],function(e,r){return get(r[0].evaluate(e),e.properties())}],[[StringType,ObjectType],function(e,r){var t=r[0],a=r[1];return get(t.evaluate(e),a.evaluate(e))}]]},properties:[ObjectType,[],function(e){return e.properties()}],"geometry-type":[StringType,[],function(e){return e.geometryType()}],id:[ValueType,[],function(e){return e.id()}],zoom:[NumberType,[],function(e){return e.globals.zoom}],"heatmap-density":[NumberType,[],function(e){return e.globals.heatmapDensity||0}],"+":[NumberType,varargs(NumberType),function(e,r){for(var t=0,a=0,n=r;a":{type:BooleanType,overloads:[[[NumberType,NumberType],gt],[[StringType,StringType],gt]]},"<":{type:BooleanType,overloads:[[[NumberType,NumberType],lt],[[StringType,StringType],lt]]},">=":{type:BooleanType,overloads:[[[NumberType,NumberType],gteq],[[StringType,StringType],gteq]]},"<=":{type:BooleanType,overloads:[[[NumberType,NumberType],lteq],[[StringType,StringType],lteq]]},all:{type:BooleanType,overloads:[[[BooleanType,BooleanType],function(e,r){var t=r[0],a=r[1];return t.evaluate(e)&&a.evaluate(e)}],[varargs(BooleanType),function(e,r){for(var t=0,a=r;t1}))return t.error("Cubic bezier interpolation requires four numeric arguments with values between 0 and 1.",1);r={name:"cubic-bezier",controlPoints:o}}if(e.length-1<4)return t.error("Expected at least 4 arguments, but found only "+(e.length-1)+".");if((e.length-1)%2!=0)return t.error("Expected an even number of arguments.");if(!(n=t.parse(n,2,NumberType)))return null;var u=[],p=null;t.expectedType&&"value"!==t.expectedType.kind&&(p=t.expectedType);for(var l=0;l=s)return t.error('Input/output pairs for "interpolate" expressions must be arranged with input values in strictly ascending order.',h);var v=t.parse(f,c,p);if(!v)return null;p=p||v.type,u.push([s,v])}return"number"===p.kind||"color"===p.kind||"array"===p.kind&&"number"===p.itemType.kind&&"number"==typeof p.N?new Interpolate(p,r,n,u):t.error("Type "+toString(p)+" is not interpolatable.")},Interpolate.prototype.evaluate=function(e){var t=this.labels,r=this.outputs;if(1===t.length)return r[0].evaluate(e);var n=this.input.evaluate(e);if(n<=t[0])return r[0].evaluate(e);var i=t.length;if(n>=t[i-1])return r[i-1].evaluate(e);var a=findStopLessThanOrEqualTo(t,n),o=t[a],u=t[a+1],p=Interpolate.interpolationFactor(this.interpolation,n,o,u),l=r[a].evaluate(e),s=r[a+1].evaluate(e);return interpolate[this.type.kind.toLowerCase()](l,s,p)},Interpolate.prototype.eachChild=function(e){e(this.input);for(var r=0,n=this.outputs;rNumber.MAX_SAFE_INTEGER)return l.error("Branch labels must be integers no larger than "+Number.MAX_SAFE_INTEGER+".");if("number"==typeof c&&Math.floor(c)!==c)return l.error("Numeric branch labels must be integer values.");if(r){if(l.checkSubtype(r,typeOf(c)))return null}else r=typeOf(c);if(void 0!==a[String(c)])return l.error("Branch labels must be unique.");a[String(c)]=u.length}var f=t.parse(h,s,n);if(!f)return null;n=n||f.type,u.push(f)}var b=t.parse(e[1],1,r);if(!b)return null;var y=t.parse(e[e.length-1],e.length-1,n);return y?new Match(r,n,b,a,u,y):null},Match.prototype.evaluate=function(e){var t=this.input.evaluate(e);return(this.outputs[this.cases[t]]||this.otherwise).evaluate(e)},Match.prototype.eachChild=function(e){e(this.input),this.outputs.forEach(e),e(this.otherwise)},module.exports=Match},{"../values":135}],124:[function(_dereq_,module,exports){"use strict";var NumberType=_dereq_("../types").NumberType,findStopLessThanOrEqualTo=_dereq_("../stops").findStopLessThanOrEqualTo,Step=function(e,t,r){this.type=e,this.input=t,this.labels=[],this.outputs=[];for(var n=0,s=r;n=a)return t.error('Input/output pairs for "step" expressions must be arranged with input values in strictly ascending order.',l);var h=t.parse(i,o,s);if(!h)return null;s=s||h.type,n.push([a,h])}return new Step(s,r,n)},Step.prototype.evaluate=function(e){var t=this.labels,r=this.outputs;if(1===t.length)return r[0].evaluate(e);var u=this.input.evaluate(e);if(u<=t[0])return r[0].evaluate(e);var n=t.length;return u>=t[n-1]?r[n-1].evaluate(e):r[findStopLessThanOrEqualTo(t,u)].evaluate(e)},Step.prototype.eachChild=function(e){e(this.input);for(var r=0,u=this.outputs;r0&&"string"==typeof e[0]&&e[0]in definitions}function createExpression(e,r,n){void 0===n&&(n={});var o=new ParsingContext(definitions,[],function(e){var r={color:ColorType,string:StringType,number:NumberType,enum:StringType,boolean:BooleanType};return"array"===e.type?array(r[e.value]||ValueType,e.length):r[e.type]||null}(r)),t=o.parse(e);if(!t)return error(o.errors);var i,s=new EvaluationContext;if(!1===n.handleErrors)i=function(e,r){return s.globals=e,s.feature=r,t.evaluate(s)};else{var a,u={},p=function(e){return"color"===e.type&&isFunction(e.default)?new Color(0,0,0,0):"color"===e.type?Color.parse(e.default)||null:void 0===e.default?null:e.default}(r);"enum"===r.type&&(a=r.values),i=function(e,r){s.globals=e,s.feature=r;try{var n=t.evaluate(s);if(null===n||void 0===n)return p;if(a&&!(n in a))throw new RuntimeError("Expected value to be one of "+Object.keys(a).map(function(e){return JSON.stringify(e)}).join(", ")+", but found "+JSON.stringify(n)+" instead.");return n}catch(e){return u[e.message]||(u[e.message]=!0,"undefined"!=typeof console&&console.warn(e.message)),p}}}return success({evaluate:i,parsed:t})}function createPropertyExpression(e,r,n){if(void 0===n&&(n={}),"error"===(e=createExpression(e,r,n)).result)return e;var o=e.value,t=o.evaluate,i=o.parsed,s=isConstant.isFeatureConstant(i);if(!s&&!r["property-function"])return error([new ParsingError("","property expressions not supported")]);var a=isConstant.isGlobalPropertyConstant(i,["zoom"]);if(!a&&!1===r["zoom-function"])return error([new ParsingError("","zoom expressions not supported")]);var u=findZoomCurve(i);if(!u&&!a)return error([new ParsingError("",'"zoom" expression may only be used as input to a top-level "step" or "interpolate" expression.')]);if(u instanceof ParsingError)return error([u]);if(u instanceof Interpolate&&"piecewise-constant"===r.function)return error([new ParsingError("",'"interpolate" expressions cannot be used with this property')]);if(!u)return success(s?{kind:"constant",parsed:i,evaluate:t}:{kind:"source",parsed:i,evaluate:t});var p=u instanceof Interpolate?Interpolate.interpolationFactor.bind(void 0,u.interpolation):function(){return 0},l=u.labels;return success(s?{kind:"camera",parsed:i,evaluate:t,interpolationFactor:p,zoomStops:l}:{kind:"composite",parsed:i,evaluate:t,interpolationFactor:p,zoomStops:l})}function findZoomCurve(e){var r=null;if(e instanceof Let)r=findZoomCurve(e.result);else if(e instanceof Coalesce)for(var n=0,o=e.args;n=0)return!1;var t=!0;return n.eachChild(function(n){t&&!isGlobalPropertyConstant(n,e)&&(t=!1)}),t}var CompoundExpression=_dereq_("./compound_expression").CompoundExpression;module.exports={isFeatureConstant:isFeatureConstant,isGlobalPropertyConstant:isGlobalPropertyConstant}},{"./compound_expression":112}],129:[function(_dereq_,module,exports){"use strict";var Scope=_dereq_("./scope"),checkSubtype=_dereq_("./types").checkSubtype,ParsingError=_dereq_("./parsing_error"),Literal=_dereq_("./definitions/literal"),ParsingContext=function(e,r,t,n,i){void 0===r&&(r=[]),void 0===n&&(n=new Scope),void 0===i&&(i=[]),this.definitions=e,this.path=r,this.key=r.map(function(e){return"["+e+"]"}).join(""),this.scope=n,this.errors=i,this.expectedType=t};ParsingContext.prototype.parse=function(e,r,t,n){var i=this;if(r&&(i=i.concat(r,t,n)),null!==e&&"string"!=typeof e&&"boolean"!=typeof e&&"number"!=typeof e||(e=["literal",e]),Array.isArray(e)){if(0===e.length)return i.error('Expected an array with at least one element. If you wanted a literal array, use ["literal", []].');var o=e[0];if("string"!=typeof o)return i.error("Expression name must be a string, but found "+typeof o+' instead. If you wanted a literal array, use ["literal", [...]].',0),null;var a=i.definitions[o];if(a){var s=a.parse(e,i);if(!s)return null;var u=i.expectedType,l=s.type;if(u){if("string"!==u.kind&&"number"!==u.kind&&"boolean"!==u.kind||"value"!==l.kind){if("color"===u.kind&&("value"===l.kind||"string"===l.kind)){s=new(_dereq_("./definitions/coercion"))(u,[s])}}else s=new(_dereq_("./definitions/assertion"))(u,[s]);if(i.checkSubtype(u,s.type))return null}if(!(s instanceof Literal)&&function(e){var t=_dereq_("./compound_expression").CompoundExpression,n=_dereq_("./is_constant"),i=n.isGlobalPropertyConstant,o=n.isFeatureConstant;if(e instanceof _dereq_("./definitions/var"))return!1;if(e instanceof t&&"error"===e.name)return!1;var a=!0;return e.eachChild(function(e){e instanceof Literal||(a=!1)}),!!a&&o(e)&&i(e,["zoom","heatmap-density"])}(s)){var c=new(_dereq_("./evaluation_context"));try{s=new Literal(s.type,s.evaluate(c))}catch(e){return i.error(e.message),null}}return s}return i.error('Unknown expression "'+o+'". If you wanted a literal array, use ["literal", [...]].',0)}return void 0===e?i.error("'undefined' value invalid. Use null instead."):"object"==typeof e?i.error('Bare objects invalid. Use ["literal", {...}] instead.'):i.error("Expected an array, but found "+typeof e+" instead.")},ParsingContext.prototype.concat=function(e,r,t){var n="number"==typeof e?this.path.concat(e):this.path,i=t?this.scope.concat(t):this.scope;return new ParsingContext(this.definitions,n,r||null,i,this.errors)},ParsingContext.prototype.error=function(e){for(var r=[],t=arguments.length-1;t-- >0;)r[t]=arguments[t+1];var n=""+this.key+r.map(function(e){return"["+e+"]"}).join("");this.errors.push(new ParsingError(n,e))},ParsingContext.prototype.checkSubtype=function(e,r){var t=checkSubtype(e,r);return t&&this.error(t),t},module.exports=ParsingContext},{"./compound_expression":112,"./definitions/assertion":114,"./definitions/coercion":118,"./definitions/literal":122,"./definitions/var":125,"./evaluation_context":126,"./is_constant":128,"./parsing_error":130,"./scope":132,"./types":134}],130:[function(_dereq_,module,exports){"use strict";var ParsingError=function(r){function t(t,o){r.call(this,o),this.message=o,this.key=t}return r&&(t.__proto__=r),t.prototype=Object.create(r&&r.prototype),t.prototype.constructor=t,t}(Error);module.exports=ParsingError},{}],131:[function(_dereq_,module,exports){"use strict";var RuntimeError=function(r){this.name="ExpressionEvaluationError",this.message=r};RuntimeError.prototype.toJSON=function(){return this.message},module.exports=RuntimeError},{}],132:[function(_dereq_,module,exports){"use strict";var Scope=function(t,n){void 0===n&&(n=[]),this.parent=t,this.bindings={};for(var e=0,r=n;et&&rr&&(s=u-1)}return Math.max(u-1,0)}}},{}],134:[function(_dereq_,module,exports){"use strict";function array(e,r){return{kind:"array",itemType:e,N:r}}function toString(e){if("array"===e.kind){var r=toString(e.itemType);return"number"==typeof e.N?"array<"+r+", "+e.N+">":"value"===e.itemType.kind?"array":"array<"+r+">"}return e.kind}function checkSubtype(e,r){if("error"===r.kind)return null;if("array"===e.kind){if("array"===r.kind&&!checkSubtype(e.itemType,r.itemType)&&("number"!=typeof e.N||e.N===r.N))return null}else{if(e.kind===r.kind)return null;if("value"===e.kind)for(var n=0,y=valueMemberTypes;n=0&&e<=255&&"number"==typeof r&&r>=0&&r<=255&&"number"==typeof t&&t>=0&&t<=255?void 0===n||"number"==typeof n&&n>=0&&n<=1?null:"Invalid rgba value ["+[e,r,t,n].join(", ")+"]: 'a' must be between 0 and 1.":"Invalid rgba value ["+("number"==typeof n?[e,r,t,n]:[e,r,t]).join(", ")+"]: 'r', 'g', and 'b' must be between 0 and 255."},isValue:isValue,typeOf:typeOf}},{"../util/color":150,"./types":134}],136:[function(_dereq_,module,exports){"use strict";function isExpressionFilter(e){if(!Array.isArray(e)||0===e.length)return!1;switch(e[0]){case"has":return e.length>=2&&"$id"!==e[1]&&"$type"!==e[1];case"in":case"!in":case"!has":case"none":return!1;case"==":case"!=":case">":case">=":case"<":case"<=":return 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types=["Unknown","Point","LineString","Polygon"],filterSpec={type:"boolean",default:!1,function:!0,"property-function":!0,"zoom-function":!0}},{"../expression":127}],137:[function(_dereq_,module,exports){"use strict";function identityFunction(t){return t}function createFunction(t,e){var o="color"===e.type,r=t.stops&&"object"==typeof t.stops[0][0],n=r||void 0!==t.property,a=r||!n,i=t.type||("interpolated"===e.function?"exponential":"interval");o&&((t=extend({},t)).stops&&(t.stops=t.stops.map(function(t){return[t[0],Color.parse(t[1])]})),t.default?t.default=Color.parse(t.default):t.default=Color.parse(e.default));var u,s,p;if("exponential"===i)u=evaluateExponentialFunction;else if("interval"===i)u=evaluateIntervalFunction;else if("categorical"===i){u=evaluateCategoricalFunction,s=Object.create(null);for(var l=0,c=t.stops;l=t.stops[r-1][0])return t.stops[r-1][1];var n=findStopLessThanOrEqualTo(t.stops,o);return t.stops[n][1]}function evaluateExponentialFunction(t,e,o){var r=void 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kCSSColorTable={transparent:[0,0,0,0],aliceblue:[240,248,255,1],antiquewhite:[250,235,215,1],aqua:[0,255,255,1],aquamarine:[127,255,212,1],azure:[240,255,255,1],beige:[245,245,220,1],bisque:[255,228,196,1],black:[0,0,0,1],blanchedalmond:[255,235,205,1],blue:[0,0,255,1],blueviolet:[138,43,226,1],brown:[165,42,42,1],burlywood:[222,184,135,1],cadetblue:[95,158,160,1],chartreuse:[127,255,0,1],chocolate:[210,105,30,1],coral:[255,127,80,1],cornflowerblue:[100,149,237,1],cornsilk:[255,248,220,1],crimson:[220,20,60,1],cyan:[0,255,255,1],darkblue:[0,0,139,1],darkcyan:[0,139,139,1],darkgoldenrod:[184,134,11,1],darkgray:[169,169,169,1],darkgreen:[0,100,0,1],darkgrey:[169,169,169,1],darkkhaki:[189,183,107,1],darkmagenta:[139,0,139,1],darkolivegreen:[85,107,47,1],darkorange:[255,140,0,1],darkorchid:[153,50,204,1],darkred:[139,0,0,1],darksalmon:[233,150,122,1],darkseagreen:[143,188,143,1],darkslateblue:[72,61,139,1],darkslategray:[47,79,79,1],darkslategrey:[47,79,79,1],darkturquoise:[0,206,209,1],darkviolet:[148,0,211,1],deeppink:[255,20,147,1],deepskyblue:[0,191,255,1],dimgray:[105,105,105,1],dimgrey:[105,105,105,1],dodgerblue:[30,144,255,1],firebrick:[178,34,34,1],floralwhite:[255,250,240,1],forestgreen:[34,139,34,1],fuchsia:[255,0,255,1],gainsboro:[220,220,220,1],ghostwhite:[248,248,255,1],gold:[255,215,0,1],goldenrod:[218,165,32,1],gray:[128,128,128,1],green:[0,128,0,1],greenyellow:[173,255,47,1],grey:[128,128,128,1],honeydew:[240,255,240,1],hotpink:[255,105,180,1],indianred:[205,92,92,1],indigo:[75,0,130,1],ivory:[255,255,240,1],khaki:[240,230,140,1],lavender:[230,230,250,1],lavenderblush:[255,240,245,1],lawngreen:[124,252,0,1],lemonchiffon:[255,250,205,1],lightblue:[173,216,230,1],lightcoral:[240,128,128,1],lightcyan:[224,255,255,1],lightgoldenrodyellow:[250,250,210,1],lightgray:[211,211,211,1],lightgreen:[144,238,144,1],lightgrey:[211,211,211,1],lightpink:[255,182,193,1],lightsalmon:[255,160,122,1],lightseagreen:[32,178,170,1],lightskyblue:[135,206,250,1],lightslategray:[119,136,153,1],lightslategrey:[119,136,153,1],lightsteelblue:[176,196,222,1],lightyellow:[255,255,224,1],lime:[0,255,0,1],limegreen:[50,205,50,1],linen:[250,240,230,1],magenta:[255,0,255,1],maroon:[128,0,0,1],mediumaquamarine:[102,205,170,1],mediumblue:[0,0,205,1],mediumorchid:[186,85,211,1],mediumpurple:[147,112,219,1],mediumseagreen:[60,179,113,1],mediumslateblue:[123,104,238,1],mediumspringgreen:[0,250,154,1],mediumturquoise:[72,209,204,1],mediumvioletred:[199,21,133,1],midnightblue:[25,25,112,1],mintcream:[245,255,250,1],mistyrose:[255,228,225,1],moccasin:[255,228,181,1],navajowhite:[255,222,173,1],navy:[0,0,128,1],oldlace:[253,245,230,1],olive:[128,128,0,1],olivedrab:[107,142,35,1],orange:[255,165,0,1],orangered:[255,69,0,1],orchid:[218,112,214,1],palegoldenrod:[238,232,170,1],palegreen:[152,251,152,1],paleturquoise:[175,238,238,1],palevioletred:[219,112,147,1],papayawhip:[255,239,213,1],peachpuff:[255,218,185,1],peru:[205,133,63,1],pink:[255,192,203,1],plum:[221,160,221,1],powderblue:[176,224,230,1],purple:[128,0,128,1],rebeccapurple:[102,51,153,1],red:[255,0,0,1],rosybrown:[188,143,143,1],royalblue:[65,105,225,1],saddlebrown:[139,69,19,1],salmon:[250,128,114,1],sandybrown:[244,164,96,1],seagreen:[46,139,87,1],seashell:[255,245,238,1],sienna:[160,82,45,1],silver:[192,192,192,1],skyblue:[135,206,235,1],slateblue:[106,90,205,1],slategray:[112,128,144,1],slategrey:[112,128,144,1],snow:[255,250,250,1],springgreen:[0,255,127,1],steelblue:[70,130,180,1],tan:[210,180,140,1],teal:[0,128,128,1],thistle:[216,191,216,1],tomato:[255,99,71,1],turquoise:[64,224,208,1],violet:[238,130,238,1],wheat:[245,222,179,1],white:[255,255,255,1],whitesmoke:[245,245,245,1],yellow:[255,255,0,1],yellowgreen:[154,205,50,1]};try{exports.parseCSSColor=function(e){var 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i=(parseFloat(s[0])%360+360)%360/360,u=parse_css_float(s[1]),g=parse_css_float(s[2]),d=g<=.5?g*(u+1):g+u-g*u,c=2*g-d;return[clamp_css_byte(255*css_hue_to_rgb(c,d,i+1/3)),clamp_css_byte(255*css_hue_to_rgb(c,d,i)),clamp_css_byte(255*css_hue_to_rgb(c,d,i-1/3)),o];default:return null}}return null}}catch(e){}},{}],140:[function(_dereq_,module,exports){function arraySome(r,e){for(var a=-1,t=r.length;++as))return!1;for(;++c-1&&t%1==0&&t<=MAX_SAFE_INTEGER}(t.length)&&!function(t){var e=function(t){var e=typeof t;return!!t&&("object"==e||"function"==e)}(t)?objectToString.call(t):"";return e==funcTag||e==genTag}(t)}(t)}(t)&&hasOwnProperty.call(t,"callee")&&(!propertyIsEnumerable.call(t,"callee")||objectToString.call(t)==argsTag)}},{}],144:[function(_dereq_,module,exports){function isObjectLike(t){return!!t&&"object"==typeof t}var funcTag="[object Function]",reIsHostCtor=/^\[object 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baseIsEqual=_dereq_("lodash._baseisequal"),bindCallback=_dereq_("lodash._bindcallback");module.exports=function(a,l,i,e){var s=(i="function"==typeof i?bindCallback(i,e,3):void 0)?i(a,l):void 0;return void 0===s?baseIsEqual(a,l,i):!!s}},{"lodash._baseisequal":140,"lodash._bindcallback":141}],146:[function(_dereq_,module,exports){var MAX_SAFE_INTEGER=9007199254740991,typedArrayTags={};typedArrayTags["[object Float32Array]"]=typedArrayTags["[object Float64Array]"]=typedArrayTags["[object Int8Array]"]=typedArrayTags["[object Int16Array]"]=typedArrayTags["[object Int32Array]"]=typedArrayTags["[object Uint8Array]"]=typedArrayTags["[object Uint8ClampedArray]"]=typedArrayTags["[object Uint16Array]"]=typedArrayTags["[object Uint32Array]"]=!0,typedArrayTags["[object Arguments]"]=typedArrayTags["[object Array]"]=typedArrayTags["[object ArrayBuffer]"]=typedArrayTags["[object Boolean]"]=typedArrayTags["[object DataView]"]=typedArrayTags["[object Date]"]=typedArrayTags["[object 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ValidationError=_dereq_("../error/validation_error"),getType=_dereq_("../util/get_type"),validateSpec=_dereq_("./validate");module.exports=function(e){var r=e.key,t=e.value,i=e.valueSpec||{},a=e.objectElementValidators||{},o=e.style,l=e.styleSpec,n=[],u=getType(t);if("object"!==u)return[new ValidationError(r,t,"object expected, %s found",u)];for(var d in t){var p=d.split(".")[0],s=i[p]||i["*"],c=void 0;if(a[p])c=a[p];else if(i[p])c=validateSpec;else if(a["*"])c=a["*"];else{if(!i["*"]){n.push(new ValidationError(r,t[d],'unknown property "%s"',d));continue}c=validateSpec}n=n.concat(c({key:(r?r+".":r)+d,value:t[d],valueSpec:s,style:o,styleSpec:l,object:t,objectKey:d},t))}for(var v in i)i[v].required&&void 0===i[v].default&&void 0===t[v]&&n.push(new ValidationError(r,t,'missing required property "%s"',v));return n}},{"../error/validation_error":111,"../util/get_type":153,"./validate":158}],173:[function(_dereq_,module,exports){"use strict";var validateProperty=_dereq_("./validate_property");module.exports=function(r){return validateProperty(r,"paint")}},{"./validate_property":174}],174:[function(_dereq_,module,exports){"use strict";var validate=_dereq_("./validate"),ValidationError=_dereq_("../error/validation_error"),getType=_dereq_("../util/get_type");module.exports=function(e,t){var r=e.key,i=e.style,n=e.styleSpec,a=e.value,o=e.objectKey,p=n[t+"_"+e.layerType];if(!p)return[];var y=o.match(/^(.*)-transition$/);if("paint"===t&&y&&p[y[1]]&&p[y[1]].transition)return validate({key:r,value:a,valueSpec:n.transition,style:i,styleSpec:n});var l=e.valueSpec||p[o];if(!l)return[new ValidationError(r,a,'unknown property "%s"',o)];var s;if("string"===getType(a)&&l["property-function"]&&!l.tokens&&(s=/^{([^}]+)}$/.exec(a)))return[new ValidationError(r,a,'"%s" does not support interpolation syntax\nUse an identity property function instead: `{ "type": "identity", "property": %s` }`.',o,JSON.stringify(s[1]))];var u=[];return"symbol"===e.layerType&&"text-field"===o&&i&&!i.glyphs&&u.push(new ValidationError(r,a,'use of "text-field" requires a style "glyphs" property')),u.concat(validate({key:e.key,value:a,valueSpec:l,style:i,styleSpec:n,expressionContext:"property"}))}},{"../error/validation_error":111,"../util/get_type":153,"./validate":158}],175:[function(_dereq_,module,exports){"use strict";var ValidationError=_dereq_("../error/validation_error"),unbundle=_dereq_("../util/unbundle_jsonlint"),validateObject=_dereq_("./validate_object"),validateEnum=_dereq_("./validate_enum");module.exports=function(e){var a=e.value,t=e.key,r=e.styleSpec,l=e.style;if(!a.type)return[new ValidationError(t,a,'"type" is required')];var u=unbundle(a.type),i=[];switch(u){case"vector":case"raster":if(i=i.concat(validateObject({key:t,value:a,valueSpec:r["source_"+u],style:e.style,styleSpec:r})),"url"in a)for(var s in a)["type","url","tileSize"].indexOf(s)<0&&i.push(new ValidationError(t+"."+s,a[s],'a source with a "url" property may not include a "%s" property',s));return i;case"geojson":return validateObject({key:t,value:a,valueSpec:r.source_geojson,style:l,styleSpec:r});case"video":return validateObject({key:t,value:a,valueSpec:r.source_video,style:l,styleSpec:r});case"image":return validateObject({key:t,value:a,valueSpec:r.source_image,style:l,styleSpec:r});case"canvas":return validateObject({key:t,value:a,valueSpec:r.source_canvas,style:l,styleSpec:r});default:return validateEnum({key:t+".type",value:a.type,valueSpec:{values:["vector","raster","geojson","video","image","canvas"]},style:l,styleSpec:r})}}},{"../error/validation_error":111,"../util/unbundle_jsonlint":157,"./validate_enum":163,"./validate_object":172}],176:[function(_dereq_,module,exports){"use strict";var getType=_dereq_("../util/get_type"),ValidationError=_dereq_("../error/validation_error");module.exports=function(r){var e=r.value,t=r.key,i=getType(e);return"string"!==i?[new ValidationError(t,e,"string expected, %s found",i)]:[]}},{"../error/validation_error":111,"../util/get_type":153}],177:[function(_dereq_,module,exports){"use strict";function validateStyleMin(e,a){a=a||latestStyleSpec;var t=[];return t=t.concat(validate({key:"",value:e,valueSpec:a.$root,styleSpec:a,style:e,objectElementValidators:{glyphs:validateGlyphsURL,"*":function(){return[]}}})),e.constants&&(t=t.concat(validateConstants({key:"constants",value:e.constants,style:e,styleSpec:a}))),sortErrors(t)}function sortErrors(e){return[].concat(e).sort(function(e,a){return e.line-a.line})}function wrapCleanErrors(e){return function(){return sortErrors(e.apply(this,arguments))}}var validateConstants=_dereq_("./validate/validate_constants"),validate=_dereq_("./validate/validate"),latestStyleSpec=_dereq_("./reference/latest"),validateGlyphsURL=_dereq_("./validate/validate_glyphs_url");validateStyleMin.source=wrapCleanErrors(_dereq_("./validate/validate_source")),validateStyleMin.light=wrapCleanErrors(_dereq_("./validate/validate_light")),validateStyleMin.layer=wrapCleanErrors(_dereq_("./validate/validate_layer")),validateStyleMin.filter=wrapCleanErrors(_dereq_("./validate/validate_filter")),validateStyleMin.paintProperty=wrapCleanErrors(_dereq_("./validate/validate_paint_property")),validateStyleMin.layoutProperty=wrapCleanErrors(_dereq_("./validate/validate_layout_property")),module.exports=validateStyleMin},{"./reference/latest":148,"./validate/validate":158,"./validate/validate_constants":162,"./validate/validate_filter":165,"./validate/validate_glyphs_url":167,"./validate/validate_layer":168,"./validate/validate_layout_property":169,"./validate/validate_light":170,"./validate/validate_paint_property":173,"./validate/validate_source":175}],178:[function(_dereq_,module,exports){"use strict";var styleSpec=_dereq_("../style-spec/reference/latest"),util=_dereq_("../util/util"),Evented=_dereq_("../util/evented"),validateStyle=_dereq_("./validate_style"),sphericalToCartesian=_dereq_("../util/util").sphericalToCartesian,interpolate=(_dereq_("../style-spec/util/color"),_dereq_("../style-spec/util/interpolate")),ref$1=_dereq_("./properties"),Properties=ref$1.Properties,Transitionable=ref$1.Transitionable,DataConstantProperty=(ref$1.Transitioning,ref$1.PossiblyEvaluated,ref$1.DataConstantProperty),LightPositionProperty=function(){this.specification=styleSpec.light.position};LightPositionProperty.prototype.possiblyEvaluate=function(t,e){return sphericalToCartesian(t.expression.evaluate(e))},LightPositionProperty.prototype.interpolate=function(t,e,i){return{x:interpolate.number(t.x,e.x,i),y:interpolate.number(t.y,e.y,i),z:interpolate.number(t.z,e.z,i)}};var properties=new Properties({anchor:new DataConstantProperty(styleSpec.light.anchor),position:new LightPositionProperty,color:new DataConstantProperty(styleSpec.light.color),intensity:new DataConstantProperty(styleSpec.light.intensity)}),Light=function(t){function e(e){t.call(this),this._transitionable=new Transitionable(properties),this.setLight(e),this._transitioning=this._transitionable.untransitioned()}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getLight=function(){return this._transitionable.serialize()},e.prototype.setLight=function(t){if(!this._validate(validateStyle.light,t))for(var i in t){var r=t[i];util.endsWith(i,"-transition")?this._transitionable.setTransition(i.slice(0,-"-transition".length),r):this._transitionable.setValue(i,r)}},e.prototype.updateTransitions=function(t,e){!1===t.transition?this._transitioning=this._transitionable.untransitioned():this._transitioning=this._transitionable.transitioned({now:Date.now(),transition:e},this._transitioning)},e.prototype.hasTransition=function(){return this._transitioning.hasTransition()},e.prototype.recalculate=function(t){this.properties=this._transitioning.possiblyEvaluate(t)},e.prototype._validate=function(t,e){return validateStyle.emitErrors(this,t.call(validateStyle,util.extend({value:e,style:{glyphs:!0,sprite:!0},styleSpec:styleSpec})))},e}(Evented);module.exports=Light},{"../style-spec/reference/latest":148,"../style-spec/util/color":150,"../style-spec/util/interpolate":154,"../util/evented":253,"../util/util":266,"./properties":183,"./validate_style":204}],179:[function(_dereq_,module,exports){"use strict";var normalizeGlyphsURL=_dereq_("../util/mapbox").normalizeGlyphsURL,ajax=_dereq_("../util/ajax"),parseGlyphPBF=_dereq_("./parse_glyph_pbf");module.exports=function(e,r,a,l,p){var i=256*r,s=i+255,t=l(normalizeGlyphsURL(a).replace("{fontstack}",e).replace("{range}",i+"-"+s),ajax.ResourceType.Glyphs);ajax.getArrayBuffer(t,function(e,r){if(e)p(e);else if(r){for(var a={},l=0,i=parseGlyphPBF(r.data);l1?"@2x":"";ajax.getJSON(r(normalizeSpriteURL(e,n,".json"),ajax.ResourceType.SpriteJSON),function(e,r){u||(u=e,t=r,a())}),ajax.getImage(r(normalizeSpriteURL(e,n,".png"),ajax.ResourceType.SpriteImage),function(e,r){u||(u=e,o=r,a())})}},{"../util/ajax":244,"../util/browser":245,"../util/image":256,"../util/mapbox":260}],181:[function(_dereq_,module,exports){"use strict";function readFontstacks(e,a,r){1===e&&r.readMessage(readFontstack,a)}function readFontstack(e,a,r){if(3===e){var t=r.readMessage(readGlyph,{}),d=t.id,i=t.bitmap,n=t.width,o=t.height,h=t.left,s=t.top,p=t.advance;a.push({id:d,bitmap:AlphaImage.create({width:n+2*border,height:o+2*border},i),metrics:{width:n,height:o,left:h,top:s,advance:p}})}}function readGlyph(e,a,r){1===e?a.id=r.readVarint():2===e?a.bitmap=r.readBytes():3===e?a.width=r.readVarint():4===e?a.height=r.readVarint():5===e?a.left=r.readSVarint():6===e?a.top=r.readSVarint():7===e&&(a.advance=r.readVarint())}var AlphaImage=_dereq_("../util/image").AlphaImage,Protobuf=_dereq_("pbf"),border=3;module.exports=function(e){return new Protobuf(e).readFields(readFontstacks,[])},module.exports.GLYPH_PBF_BORDER=border},{"../util/image":256,pbf:29}],182:[function(_dereq_,module,exports){"use strict";function compareTileCoords(e,n){var r=TileCoord.fromID(e),i=TileCoord.fromID(n);return r.isLessThan(i)?-1:i.isLessThan(r)?1:0}var browser=_dereq_("../util/browser"),CollisionIndex=_dereq_("../symbol/collision_index"),TileCoord=_dereq_("../source/tile_coord"),LayerPlacement=function(e){this._currentTileIndex=0,this._tileIDs=e};LayerPlacement.prototype.continuePlacement=function(e,n,r,i,o){for(var t=this;this._currentTileIndex2};this._currentPlacementIndex>=0;){var l=n[e[i._currentPlacementIndex]];if("symbol"===l.type){var c=r[l.source];if(i._inProgressLayer||(i._sourceCacheTileIDs[l.source]||(i._sourceCacheTileIDs[l.source]=c.getRenderableIds().sort(compareTileCoords)),i._inProgressLayer=new LayerPlacement(i._sourceCacheTileIDs[l.source])),i._inProgressLayer.continuePlacement(c,i.collisionIndex,i._showCollisionBoxes,l,t))return;delete i._inProgressLayer}i._currentPlacementIndex--}for(var a in r)r[a].commitPlacement(i.collisionIndex,i._collisionFadeTimes);this._done=!0},Placement.prototype.stillFading=function(){return Date.now()this.end)return this.prior=null,r;if(this.value.isDataDriven())return this.prior=null,r;if(eo.zoomHistory.lastIntegerZoom?{from:t,to:e,fromScale:2,toScale:1,t:i+(1-i)*s}:{from:r,to:e,fromScale:.5,toScale:1,t:1-(1-s)*i}},CrossFadedProperty.prototype.interpolate=function(t){return t};var HeatmapColorProperty=function(t){this.specification=t};HeatmapColorProperty.prototype.possiblyEvaluate=function(){},HeatmapColorProperty.prototype.interpolate=function(){};module.exports={PropertyValue:PropertyValue,Transitionable:Transitionable,Transitioning:Transitioning,Layout:Layout,PossiblyEvaluatedPropertyValue:PossiblyEvaluatedPropertyValue,PossiblyEvaluated:PossiblyEvaluated,DataConstantProperty:DataConstantProperty,DataDrivenProperty:DataDrivenProperty,CrossFadedProperty:CrossFadedProperty,HeatmapColorProperty:HeatmapColorProperty,Properties:function(t){var e=this;this.properties=t,this.defaultPropertyValues={},this.defaultTransitionablePropertyValues={},this.defaultTransitioningPropertyValues={},this.defaultPossiblyEvaluatedValues={};for(var r in t){var o=t[r],a=e.defaultPropertyValues[r]=new PropertyValue(o,void 0),i=e.defaultTransitionablePropertyValues[r]=new TransitionablePropertyValue(o);e.defaultTransitioningPropertyValues[r]=i.untransitioned(),e.defaultPossiblyEvaluatedValues[r]=a.possiblyEvaluate({})}}}},{"../style-spec/expression":127,"../style-spec/util/color":150,"../style-spec/util/interpolate":154,"../util/util":266}],184:[function(_dereq_,module,exports){"use strict";var Point=_dereq_("@mapbox/point-geometry");module.exports={getMaximumPaintValue:function(t,a,e){var n=a.paint.get(t).value;return"constant"===n.kind?n.value:e.programConfigurations.get(a.id).paintPropertyStatistics[t].max},translateDistance:function(t){return Math.sqrt(t[0]*t[0]+t[1]*t[1])},translate:function(t,a,e,n,r){if(!a[0]&&!a[1])return t;var i=Point.convert(a);"viewport"===e&&i._rotate(-n);for(var u=[],o=0;oMath.floor(e)&&(t.lastIntegerZoom=Math.floor(e+1),t.lastIntegerZoomTime=Date.now()),t.lastZoom=e,t},t.prototype._checkLoaded=function(){if(!this._loaded)throw new Error("Style is not done loading")},t.prototype.update=function(e){var t=this;if(this._changed){var r=Object.keys(this._updatedLayers),a=Object.keys(this._removedLayers);(r.length||a.length)&&this._updateWorkerLayers(r,a);for(var i in t._updatedSources){var s=t._updatedSources[i];"reload"===s?t._reloadSource(i):"clear"===s&&t._clearSource(i)}this._applyPaintPropertyUpdates(e),this._resetUpdates(),this.fire("data",{dataType:"style"})}},t.prototype._updateWorkerLayers=function(e,t){this.dispatcher.broadcast("updateLayers",{layers:this._serializeLayers(e),removedIds:t})},t.prototype._resetUpdates=function(){this._changed=!1,this._updatedLayers={},this._removedLayers={},this._updatedSources={},this._updatedPaintProps={},this._updatedAllPaintProps=!1},t.prototype.setState=function(e){var t=this;if(this._checkLoaded(),validateStyle.emitErrors(this,validateStyle(e)))return!1;(e=util.clone(e)).layers=deref(e.layers);var r=diff(this.serialize(),e).filter(function(e){return!(e.command in ignoredDiffOperations)});if(0===r.length)return!1;var a=r.filter(function(e){return!(e.command in supportedDiffOperations)});if(a.length>0)throw new Error("Unimplemented: "+a.map(function(e){return e.command}).join(", ")+".");return r.forEach(function(e){"setTransition"!==e.command&&t[e.command].apply(t,e.args)}),this.stylesheet=e,!0},t.prototype.addImage=function(e,t){if(this.imageManager.getImage(e))return this.fire("error",{error:new Error("An image with this name already exists.")});this.imageManager.addImage(e,t),this.fire("data",{dataType:"style"})},t.prototype.removeImage=function(e){if(!this.imageManager.getImage(e))return this.fire("error",{error:new Error("No image with this name exists.")});this.imageManager.removeImage(e),this.fire("data",{dataType:"style"})},t.prototype.addSource=function(e,t,r){var a=this;if(this._checkLoaded(),void 0!==this.sourceCaches[e])throw new Error("There is already a source with this ID");if(!t.type)throw new Error("The type property must be defined, but the only the following properties were given: "+Object.keys(t).join(", ")+".");if(!(["vector","raster","geojson","video","image","canvas"].indexOf(t.type)>=0&&this._validate(validateStyle.source,"sources."+e,t,null,r))){var i=this.sourceCaches[e]=new SourceCache(e,t,this.dispatcher);i.style=this,i.setEventedParent(this,function(){return{isSourceLoaded:a.loaded(),source:i.serialize(),sourceId:e}}),i.onAdd(this.map),this._changed=!0}},t.prototype.removeSource=function(e){if(this._checkLoaded(),void 0===this.sourceCaches[e])throw new Error("There is no source with this ID");var t=this.sourceCaches[e];delete this.sourceCaches[e],delete this._updatedSources[e],t.fire("data",{sourceDataType:"metadata",dataType:"source",sourceId:e}),t.setEventedParent(null),t.clearTiles(),t.onRemove&&t.onRemove(this.map),this._changed=!0},t.prototype.setGeoJSONSourceData=function(e,t){this._checkLoaded(),this.sourceCaches[e].getSource().setData(t),this._changed=!0},t.prototype.getSource=function(e){return this.sourceCaches[e]&&this.sourceCaches[e].getSource()},t.prototype.addLayer=function(e,t,r){this._checkLoaded();var a=e.id;if("object"==typeof e.source&&(this.addSource(a,e.source),e=util.clone(e),e=util.extend(e,{source:a})),!this._validate(validateStyle.layer,"layers."+a,e,{arrayIndex:-1},r)){var i=StyleLayer.create(e);this._validateLayer(i),i.setEventedParent(this,{layer:{id:a}});var s=t?this._order.indexOf(t):this._order.length;if(t&&-1===s)return void this.fire("error",{message:new Error('Layer with id "'+t+'" does not exist on this map.')});if(this._order.splice(s,0,a),this._layerOrderChanged=!0,this._layers[a]=i,this._removedLayers[a]&&i.source){var o=this._removedLayers[a];delete this._removedLayers[a],o.type!==i.type?this._updatedSources[i.source]="clear":(this._updatedSources[i.source]="reload",this.sourceCaches[i.source].pause())}this._updateLayer(i),this.updatePaintProperties(a)}},t.prototype.moveLayer=function(e,t){if(this._checkLoaded(),this._changed=!0,this._layers[e]){var r=this._order.indexOf(e);this._order.splice(r,1);var a=t?this._order.indexOf(t):this._order.length;this._order.splice(a,0,e),this._layerOrderChanged=!0}else this.fire("error",{error:new Error("The layer '"+e+"' does not exist in the map's style and cannot be moved.")})},t.prototype.removeLayer=function(e){this._checkLoaded();var t=this._layers[e];if(t){t.setEventedParent(null);var r=this._order.indexOf(e);this._order.splice(r,1),this._layerOrderChanged=!0,this._changed=!0,this._removedLayers[e]=t,delete this._layers[e],delete this._updatedLayers[e],delete this._updatedPaintProps[e]}else this.fire("error",{error:new Error("The layer '"+e+"' does not exist in the map's style and cannot be removed.")})},t.prototype.getLayer=function(e){return this._layers[e]},t.prototype.setLayerZoomRange=function(e,t,r){this._checkLoaded();var a=this.getLayer(e);a?a.minzoom===t&&a.maxzoom===r||(null!=t&&(a.minzoom=t),null!=r&&(a.maxzoom=r),this._updateLayer(a)):this.fire("error",{error:new Error("The layer '"+e+"' does not exist in the map's style and cannot have zoom extent.")})},t.prototype.setFilter=function(e,t){this._checkLoaded();var r=this.getLayer(e);r?null!==t&&void 0!==t&&this._validate(validateStyle.filter,"layers."+r.id+".filter",t)||util.deepEqual(r.filter,t)||(r.filter=util.clone(t),this._updateLayer(r)):this.fire("error",{error:new Error("The layer '"+e+"' does not exist in the map's style and cannot be filtered.")})},t.prototype.getFilter=function(e){return util.clone(this.getLayer(e).filter)},t.prototype.setLayoutProperty=function(e,t,r){this._checkLoaded();var a=this.getLayer(e);a?util.deepEqual(a.getLayoutProperty(t),r)||(a.setLayoutProperty(t,r),this._updateLayer(a)):this.fire("error",{error:new Error("The layer '"+e+"' does not exist in the map's style and cannot be styled.")})},t.prototype.getLayoutProperty=function(e,t){return this.getLayer(e).getLayoutProperty(t)},t.prototype.setPaintProperty=function(e,t,r){this._checkLoaded();var a=this.getLayer(e);if(a){if(!util.deepEqual(a.getPaintProperty(t),r)){var i=a._transitionablePaint._values[t].value.isDataDriven();a.setPaintProperty(t,r),(a._transitionablePaint._values[t].value.isDataDriven()||i)&&this._updateLayer(a),this.updatePaintProperties(e,t)}}else this.fire("error",{error:new Error("The layer '"+e+"' does not exist in the map's style and cannot be styled.")})},t.prototype.getPaintProperty=function(e,t){return this.getLayer(e).getPaintProperty(t)},t.prototype.getTransition=function(){return util.extend({duration:300,delay:0},this.stylesheet&&this.stylesheet.transition)},t.prototype.updatePaintProperties=function(e,t){if(this._changed=!0,e){var r=this._updatedPaintProps;r[e]||(r[e]={}),r[e][t||"all"]=!0}else this._updatedAllPaintProps=!0},t.prototype.serialize=function(){var e=this;return util.filterObject({version:this.stylesheet.version,name:this.stylesheet.name,metadata:this.stylesheet.metadata,light:this.stylesheet.light,center:this.stylesheet.center,zoom:this.stylesheet.zoom,bearing:this.stylesheet.bearing,pitch:this.stylesheet.pitch,sprite:this.stylesheet.sprite,glyphs:this.stylesheet.glyphs,transition:this.stylesheet.transition,sources:util.mapObject(this.sourceCaches,function(e){return e.serialize()}),layers:this._order.map(function(t){return e._layers[t].serialize()})},function(e){return void 0!==e})},t.prototype._updateLayer=function(e){this._updatedLayers[e.id]=!0,e.source&&!this._updatedSources[e.source]&&(this._updatedSources[e.source]="reload",this.sourceCaches[e.source].pause()),this._changed=!0},t.prototype._flattenRenderedFeatures=function(e){for(var r=[],a=this._order.length-1;a>=0;a--)for(var i=this._order[a],s=0,o=e;s=this.maxzoom)||"none"===this.visibility},i.prototype.updatePaintTransitions=function(t,i){!1===t.transition?this._transitioningPaint=this._transitionablePaint.untransitioned():this._transitioningPaint=this._transitionablePaint.transitioned({now:Date.now(),transition:i},this._transitioningPaint)},i.prototype.hasTransition=function(){return this._transitioningPaint.hasTransition()},i.prototype.recalculate=function(t){this._unevaluatedLayout&&(this.layout=this._unevaluatedLayout.possiblyEvaluate(t)),this.paint=this._transitioningPaint.possiblyEvaluate(t)},i.prototype.serialize=function(){var t={id:this.id,type:this.type,source:this.source,"source-layer":this.sourceLayer,metadata:this.metadata,minzoom:this.minzoom,maxzoom:this.maxzoom,filter:this.filter,layout:this._unevaluatedLayout&&this._unevaluatedLayout.serialize(),paint:this._transitionablePaint&&this._transitionablePaint.serialize()};return"none"===this.visibility&&(t.layout=t.layout||{},t.layout.visibility="none"),util.filterObject(t,function(t,i){return!(void 0===t||"layout"===i&&!Object.keys(t).length||"paint"===i&&!Object.keys(t).length)})},i.prototype._validate=function(t,i,e,a,r){return(!r||!1!==r.validate)&&validateStyle.emitErrors(this,t.call(validateStyle,{key:i,layerType:this.type,objectKey:e,value:a,styleSpec:styleSpec,style:{glyphs:!0,sprite:!0}}))},i.prototype.has3DPass=function(){return!1},i.prototype.resize=function(t){},i}(Evented));module.exports=StyleLayer;var subclasses={circle:_dereq_("./style_layer/circle_style_layer"),heatmap:_dereq_("./style_layer/heatmap_style_layer"),fill:_dereq_("./style_layer/fill_style_layer"),"fill-extrusion":_dereq_("./style_layer/fill_extrusion_style_layer"),line:_dereq_("./style_layer/line_style_layer"),symbol:_dereq_("./style_layer/symbol_style_layer"),background:_dereq_("./style_layer/background_style_layer"),raster:_dereq_("./style_layer/raster_style_layer")};StyleLayer.create=function(t){return new subclasses[t.type](t)}},{"../style-spec/reference/latest":148,"../util/evented":253,"../util/util":266,"./properties":183,"./style_layer/background_style_layer":187,"./style_layer/circle_style_layer":189,"./style_layer/fill_extrusion_style_layer":191,"./style_layer/fill_style_layer":193,"./style_layer/heatmap_style_layer":195,"./style_layer/line_style_layer":197,"./style_layer/raster_style_layer":199,"./style_layer/symbol_style_layer":201,"./validate_style":204}],187:[function(_dereq_,module,exports){"use strict";var StyleLayer=_dereq_("../style_layer"),properties=_dereq_("./background_style_layer_properties"),ref=_dereq_("../properties"),BackgroundStyleLayer=(ref.Transitionable,ref.Transitioning,ref.PossiblyEvaluated,function(e){function r(r){e.call(this,r,properties)}return e&&(r.__proto__=e),r.prototype=Object.create(e&&e.prototype),r.prototype.constructor=r,r}(StyleLayer));module.exports=BackgroundStyleLayer},{"../properties":183,"../style_layer":186,"./background_style_layer_properties":188}],188:[function(_dereq_,module,exports){"use strict";var styleSpec=_dereq_("../../style-spec/reference/latest"),ref=_dereq_("../properties"),Properties=ref.Properties,DataConstantProperty=ref.DataConstantProperty,CrossFadedProperty=(ref.DataDrivenProperty,ref.CrossFadedProperty),paint=(ref.HeatmapColorProperty,new Properties({"background-color":new DataConstantProperty(styleSpec.paint_background["background-color"]),"background-pattern":new CrossFadedProperty(styleSpec.paint_background["background-pattern"]),"background-opacity":new DataConstantProperty(styleSpec.paint_background["background-opacity"])}));module.exports={paint:paint}},{"../../style-spec/reference/latest":148,"../properties":183}],189:[function(_dereq_,module,exports){"use strict";var StyleLayer=_dereq_("../style_layer"),CircleBucket=_dereq_("../../data/bucket/circle_bucket"),multiPolygonIntersectsBufferedMultiPoint=_dereq_("../../util/intersection_tests").multiPolygonIntersectsBufferedMultiPoint,ref$1=_dereq_("../query_utils"),getMaximumPaintValue=ref$1.getMaximumPaintValue,translateDistance=ref$1.translateDistance,translate=ref$1.translate,properties=_dereq_("./circle_style_layer_properties"),ref$2=_dereq_("../properties"),CircleStyleLayer=(ref$2.Transitionable,ref$2.Transitioning,ref$2.PossiblyEvaluated,function(e){function t(t){e.call(this,t,properties)}return e&&(t.__proto__=e),t.prototype=Object.create(e&&e.prototype),t.prototype.constructor=t,t.prototype.createBucket=function(e){return new CircleBucket(e)},t.prototype.queryRadius=function(e){var t=e;return getMaximumPaintValue("circle-radius",this,t)+getMaximumPaintValue("circle-stroke-width",this,t)+translateDistance(this.paint.get("circle-translate"))},t.prototype.queryIntersectsFeature=function(e,t,r,i,a,n){var l=translate(e,this.paint.get("circle-translate"),this.paint.get("circle-translate-anchor"),a,n),s=this.paint.get("circle-radius").evaluate(t)*n,u=this.paint.get("circle-stroke-width").evaluate(t)*n;return multiPolygonIntersectsBufferedMultiPoint(l,r,s+u)},t}(StyleLayer));module.exports=CircleStyleLayer},{"../../data/bucket/circle_bucket":43,"../../util/intersection_tests":257,"../properties":183,"../query_utils":184,"../style_layer":186,"./circle_style_layer_properties":190}],190:[function(_dereq_,module,exports){"use strict";var styleSpec=_dereq_("../../style-spec/reference/latest"),ref=_dereq_("../properties"),Properties=ref.Properties,DataConstantProperty=ref.DataConstantProperty,DataDrivenProperty=ref.DataDrivenProperty,paint=(ref.CrossFadedProperty,ref.HeatmapColorProperty,new Properties({"circle-radius":new DataDrivenProperty(styleSpec.paint_circle["circle-radius"]),"circle-color":new DataDrivenProperty(styleSpec.paint_circle["circle-color"]),"circle-blur":new DataDrivenProperty(styleSpec.paint_circle["circle-blur"]),"circle-opacity":new DataDrivenProperty(styleSpec.paint_circle["circle-opacity"]),"circle-translate":new DataConstantProperty(styleSpec.paint_circle["circle-translate"]),"circle-translate-anchor":new DataConstantProperty(styleSpec.paint_circle["circle-translate-anchor"]),"circle-pitch-scale":new DataConstantProperty(styleSpec.paint_circle["circle-pitch-scale"]),"circle-pitch-alignment":new DataConstantProperty(styleSpec.paint_circle["circle-pitch-alignment"]),"circle-stroke-width":new DataDrivenProperty(styleSpec.paint_circle["circle-stroke-width"]),"circle-stroke-color":new DataDrivenProperty(styleSpec.paint_circle["circle-stroke-color"]),"circle-stroke-opacity":new DataDrivenProperty(styleSpec.paint_circle["circle-stroke-opacity"])}));module.exports={paint:paint}},{"../../style-spec/reference/latest":148,"../properties":183}],191:[function(_dereq_,module,exports){"use strict";var StyleLayer=_dereq_("../style_layer"),FillExtrusionBucket=_dereq_("../../data/bucket/fill_extrusion_bucket"),multiPolygonIntersectsMultiPolygon=_dereq_("../../util/intersection_tests").multiPolygonIntersectsMultiPolygon,ref$1=_dereq_("../query_utils"),translateDistance=ref$1.translateDistance,translate=ref$1.translate,properties=_dereq_("./fill_extrusion_style_layer_properties"),ref$2=_dereq_("../properties"),FillExtrusionStyleLayer=(ref$2.Transitionable,ref$2.Transitioning,ref$2.PossiblyEvaluated,function(t){function e(e){t.call(this,e,properties)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.createBucket=function(t){return new FillExtrusionBucket(t)},e.prototype.queryRadius=function(){return translateDistance(this.paint.get("fill-extrusion-translate"))},e.prototype.queryIntersectsFeature=function(t,e,r,i,n,o){var s=translate(t,this.paint.get("fill-extrusion-translate"),this.paint.get("fill-extrusion-translate-anchor"),n,o);return multiPolygonIntersectsMultiPolygon(s,r)},e.prototype.has3DPass=function(){return 0!==this.paint.get("fill-extrusion-opacity")&&"none"!==this.visibility},e.prototype.resize=function(t){if(this.viewportFrame){var e=this.viewportFrame,r=e.texture,i=e.fbo;t.deleteTexture(r),t.deleteFramebuffer(i),this.viewportFrame=null}},e}(StyleLayer));module.exports=FillExtrusionStyleLayer},{"../../data/bucket/fill_extrusion_bucket":45,"../../util/intersection_tests":257,"../properties":183,"../query_utils":184,"../style_layer":186,"./fill_extrusion_style_layer_properties":192}],192:[function(_dereq_,module,exports){"use strict";var styleSpec=_dereq_("../../style-spec/reference/latest"),ref=_dereq_("../properties"),Properties=ref.Properties,DataConstantProperty=ref.DataConstantProperty,DataDrivenProperty=ref.DataDrivenProperty,CrossFadedProperty=ref.CrossFadedProperty,paint=(ref.HeatmapColorProperty,new Properties({"fill-extrusion-opacity":new DataConstantProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-opacity"]),"fill-extrusion-color":new DataDrivenProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-color"]),"fill-extrusion-translate":new DataConstantProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-translate"]),"fill-extrusion-translate-anchor":new DataConstantProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-translate-anchor"]),"fill-extrusion-pattern":new CrossFadedProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-pattern"]),"fill-extrusion-height":new DataDrivenProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-height"]),"fill-extrusion-base":new DataDrivenProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-base"])}));module.exports={paint:paint}},{"../../style-spec/reference/latest":148,"../properties":183}],193:[function(_dereq_,module,exports){"use strict";var StyleLayer=_dereq_("../style_layer"),FillBucket=_dereq_("../../data/bucket/fill_bucket"),multiPolygonIntersectsMultiPolygon=_dereq_("../../util/intersection_tests").multiPolygonIntersectsMultiPolygon,ref$1=_dereq_("../query_utils"),translateDistance=ref$1.translateDistance,translate=ref$1.translate,properties=_dereq_("./fill_style_layer_properties"),ref$2=_dereq_("../properties"),FillStyleLayer=(ref$2.Transitionable,ref$2.Transitioning,ref$2.PossiblyEvaluated,function(t){function e(e){t.call(this,e,properties)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.recalculate=function(t){this.paint=this._transitioningPaint.possiblyEvaluate(t),void 0===this._transitionablePaint.getValue("fill-outline-color")&&(this.paint._values["fill-outline-color"]=this.paint._values["fill-color"])},e.prototype.createBucket=function(t){return new FillBucket(t)},e.prototype.queryRadius=function(){return translateDistance(this.paint.get("fill-translate"))},e.prototype.queryIntersectsFeature=function(t,e,r,i,l,n){var a=translate(t,this.paint.get("fill-translate"),this.paint.get("fill-translate-anchor"),l,n);return multiPolygonIntersectsMultiPolygon(a,r)},e}(StyleLayer));module.exports=FillStyleLayer},{"../../data/bucket/fill_bucket":44,"../../util/intersection_tests":257,"../properties":183,"../query_utils":184,"../style_layer":186,"./fill_style_layer_properties":194}],194:[function(_dereq_,module,exports){"use strict";var styleSpec=_dereq_("../../style-spec/reference/latest"),ref=_dereq_("../properties"),Properties=ref.Properties,DataConstantProperty=ref.DataConstantProperty,DataDrivenProperty=ref.DataDrivenProperty,CrossFadedProperty=ref.CrossFadedProperty,paint=(ref.HeatmapColorProperty,new Properties({"fill-antialias":new DataConstantProperty(styleSpec.paint_fill["fill-antialias"]),"fill-opacity":new DataDrivenProperty(styleSpec.paint_fill["fill-opacity"]),"fill-color":new DataDrivenProperty(styleSpec.paint_fill["fill-color"]),"fill-outline-color":new DataDrivenProperty(styleSpec.paint_fill["fill-outline-color"]),"fill-translate":new DataConstantProperty(styleSpec.paint_fill["fill-translate"]),"fill-translate-anchor":new DataConstantProperty(styleSpec.paint_fill["fill-translate-anchor"]),"fill-pattern":new CrossFadedProperty(styleSpec.paint_fill["fill-pattern"])}));module.exports={paint:paint}},{"../../style-spec/reference/latest":148,"../properties":183}],195:[function(_dereq_,module,exports){"use strict";var StyleLayer=_dereq_("../style_layer"),HeatmapBucket=_dereq_("../../data/bucket/heatmap_bucket"),RGBAImage=_dereq_("../../util/image").RGBAImage,properties=_dereq_("./heatmap_style_layer_properties"),ref=_dereq_("../properties"),HeatmapStyleLayer=(ref.Transitionable,ref.Transitioning,ref.PossiblyEvaluated,function(e){function t(t){e.call(this,t,properties),this._updateColorRamp()}return e&&(t.__proto__=e),t.prototype=Object.create(e&&e.prototype),t.prototype.constructor=t,t.prototype.createBucket=function(e){return new HeatmapBucket(e)},t.prototype.setPaintProperty=function(t,r,a){e.prototype.setPaintProperty.call(this,t,r,a),"heatmap-color"===t&&this._updateColorRamp()},t.prototype._updateColorRamp=function(){for(var e=this._transitionablePaint._values["heatmap-color"].value.expression,t=new Uint8Array(1024),r=t.length,a=4;a0?t+2*e:e}var Point=_dereq_("@mapbox/point-geometry"),StyleLayer=_dereq_("../style_layer"),LineBucket=_dereq_("../../data/bucket/line_bucket"),multiPolygonIntersectsBufferedMultiLine=_dereq_("../../util/intersection_tests").multiPolygonIntersectsBufferedMultiLine,ref$1=_dereq_("../query_utils"),getMaximumPaintValue=ref$1.getMaximumPaintValue,translateDistance=ref$1.translateDistance,translate=ref$1.translate,properties=_dereq_("./line_style_layer_properties"),ref$2=_dereq_("../properties"),lineFloorwidthProperty=(ref$2.Transitionable,ref$2.Transitioning,ref$2.Layout,ref$2.PossiblyEvaluated,new(0,ref$2.DataDrivenProperty)(properties.paint.properties["line-width"].specification,!0)),LineStyleLayer=function(e){function t(t){e.call(this,t,properties)}return e&&(t.__proto__=e),t.prototype=Object.create(e&&e.prototype),t.prototype.constructor=t,t.prototype.recalculate=function(t){e.prototype.recalculate.call(this,t),this.paint._values["line-floorwidth"]=lineFloorwidthProperty.possiblyEvaluate(this._transitioningPaint._values["line-width"].value,t)},t.prototype.createBucket=function(e){return new LineBucket(e)},t.prototype.queryRadius=function(e){var t=e,i=getLineWidth(getMaximumPaintValue("line-width",this,t),getMaximumPaintValue("line-gap-width",this,t)),r=getMaximumPaintValue("line-offset",this,t);return i/2+Math.abs(r)+translateDistance(this.paint.get("line-translate"))},t.prototype.queryIntersectsFeature=function(e,t,i,r,n,a){var l=translate(e,this.paint.get("line-translate"),this.paint.get("line-translate-anchor"),n,a),o=a/2*getLineWidth(this.paint.get("line-width").evaluate(t),this.paint.get("line-gap-width").evaluate(t)),u=this.paint.get("line-offset").evaluate(t);return u&&(i=function(e,t){for(var i=[],r=new Point(0,0),n=0;n-a/2;){if(--s<0)return!1;f-=e[s].dist(i),i=e[s]}f+=e[s].dist(e[s+1]),s++;for(var l=[],o=0;fr;)o-=l.shift().angleDelta;if(o>n)return!1;s++,f+=c.dist(g)}return!0}},{}],207:[function(_dereq_,module,exports){"use strict";var Point=_dereq_("@mapbox/point-geometry");module.exports=function(n,x,y,o,e){for(var r=[],t=0;t=o&&w.x>=o||(P.x>=o?P=new Point(o,P.y+(w.y-P.y)*((o-P.x)/(w.x-P.x)))._round():w.x>=o&&(w=new Point(o,P.y+(w.y-P.y)*((o-P.x)/(w.x-P.x)))._round()),P.y>=e&&w.y>=e||(P.y>=e?P=new Point(P.x+(w.x-P.x)*((e-P.y)/(w.y-P.y)),e)._round():w.y>=e&&(w=new Point(P.x+(w.x-P.x)*((e-P.y)/(w.y-P.y)),e)._round()),u&&P.equals(u[u.length-1])||(u=[P],r.push(u)),u.push(w)))))}return r}},{"@mapbox/point-geometry":2}],208:[function(_dereq_,module,exports){"use strict";var createStructArrayType=_dereq_("../util/struct_array"),Point=_dereq_("@mapbox/point-geometry"),CollisionBoxArray=createStructArrayType({members:[{type:"Int16",name:"anchorPointX"},{type:"Int16",name:"anchorPointY"},{type:"Int16",name:"x1"},{type:"Int16",name:"y1"},{type:"Int16",name:"x2"},{type:"Int16",name:"y2"},{type:"Uint32",name:"featureIndex"},{type:"Uint16",name:"sourceLayerIndex"},{type:"Uint16",name:"bucketIndex"},{type:"Int16",name:"radius"},{type:"Int16",name:"signedDistanceFromAnchor"}]});Object.defineProperty(CollisionBoxArray.prototype.StructType.prototype,"anchorPoint",{get:function(){return new Point(this.anchorPointX,this.anchorPointY)}}),module.exports=CollisionBoxArray},{"../util/struct_array":263,"@mapbox/point-geometry":2}],209:[function(_dereq_,module,exports){"use strict";var CollisionFeature=function(t,e,i,o,a,r,l,n,s,d,h){var u=l.top*n-s,f=l.bottom*n+s,c=l.left*n-s,x=l.right*n+s;if(this.boxStartIndex=t.length,d){var m=f-u,v=x-c;m>0&&(m=Math.max(10*n,m),this._addLineCollisionCircles(t,e,i,i.segment,v,m,o,a,r,h))}else t.emplaceBack(i.x,i.y,c,u,x,f,o,a,r,0,0);this.boxEndIndex=t.length};CollisionFeature.prototype._addLineCollisionCircles=function(t,e,i,o,a,r,l,n,s,d){var h=r/2,u=Math.floor(a/h),f=1+.4*Math.log(d)/Math.LN2,c=Math.floor(u*f/2),x=-r/2,m=i,v=o+1,C=x,b=-a/2,g=b-a/4;do{if(--v<0){if(C>b)return;v=0;break}C-=e[v].dist(m),m=e[v]}while(C>g);for(var p=e[v].dist(e[v+1]),M=-c;Ma&&(k+=_-a),!(k=e.length)return;p=e[v].dist(e[v+1])}var y=k-C,F=e[v],B=e[v+1].sub(F)._unit()._mult(y)._add(F)._round(),I=Math.abs(k-x)G)markCollisionCircleUsed(i,M,!1);else{var A=this.projectPoint(l,b,R),X=q/D;if(g.length>0){var Y=A.x-g[g.length-4],L=A.y-g[g.length-3];if(X*X*2>Y*Y+L*L&&M+8-T&&Ue.z;c--){var l=o.indexes[c];for(var d in l){var y=l[d];y.coord.isChildOf(e,t)&&o.blockLabels(y,r,!1)}}var h=this.indexes[e.z]&&this.indexes[e.z][e.id];h&&(this.blockLabels(r,h,!0),this.removeTile(e,t));for(var x=e.z-1;x>=a;x--){var p=e.scaledTo(x,t),b=o.indexes[x]&&o.indexes[x][p.id];b&&o.blockLabels(r,b,!0)}void 0===this.indexes[e.z]&&(this.indexes[e.z]={}),this.indexes[e.z][e.id]=r},CrossTileSymbolLayerIndex.prototype.removeTile=function(e,t){var i=this,o=this.indexes[e.z][e.id];delete this.indexes[e.z][e.id],0===Object.keys(this.indexes[e.z]).length&&delete this.indexes[e.z];for(var a=Math.min.apply(Math,[25].concat(Object.keys(this.indexes))),n=e,s=e.z-1;s>=a&&(n=n.parent(t));s--){var r=i.indexes[s]&&i.indexes[s][n.id];r&&i.unblockLabels(o,r)}},CrossTileSymbolLayerIndex.prototype.blockLabels=function(e,t,i){e.forEachSymbolInstance(function(o){if(!o.isDuplicate){var a=t.getMatchingSymbol(o,e.coord);void 0!==a&&(a.isDuplicate||(a.isDuplicate=!0,i&&(o.textOpacityState=a.textOpacityState.clone(),o.iconOpacityState=a.iconOpacityState.clone())))}})},CrossTileSymbolLayerIndex.prototype.unblockLabels=function(e,t){e.forEachSymbolInstance(function(i){if(!i.isDuplicate){var o=t.getMatchingSymbol(i,e.coord);void 0!==o&&(o.isDuplicate=!1,o.textOpacityState=i.textOpacityState.clone(),o.iconOpacityState=i.iconOpacityState.clone(),i.isDuplicate=!0)}})};var CrossTileSymbolIndex=function(){this.layerIndexes={}};CrossTileSymbolIndex.prototype.addTileLayer=function(e,t,i,o){var a=this.layerIndexes[e];void 0===a&&(a=this.layerIndexes[e]=new CrossTileSymbolLayerIndex),a.addTile(t,i,o)},CrossTileSymbolIndex.prototype.removeTileLayer=function(e,t,i){var o=this.layerIndexes[e];void 0!==o&&o.removeTile(t,i)},module.exports=CrossTileSymbolIndex},{"../data/extent":49,"./opacity_state":215}],212:[function(_dereq_,module,exports){"use strict";function resample(e,r,t,n,a,l,o,i,c){for(var h=l/2,s=0,u=0;u=0&&k=0&&q=0&&p+h<=s){var M=new Anchor(k,q,A,f);M._round(),n&&!checkMaxAngle(e,M,l,n,a)||x.push(M)}}g+=y}return i||x.length||o||(x=resample(e,g/2,t,n,a,l,o,!0,c)),x}var interpolate=_dereq_("../style-spec/util/interpolate").number,Anchor=_dereq_("../symbol/anchor"),checkMaxAngle=_dereq_("./check_max_angle");module.exports=function(e,r,t,n,a,l,o,i,c){var h=n?.6*l*o:0,s=Math.max(n?n.right-n.left:0,a?a.right-a.left:0),u=0===e[0].x||e[0].x===c||0===e[0].y||e[0].y===c;return r-s*othis.width||r<0||t>this.height)return!s&&[];var l=[];if(e<=0&&t<=0&&this.width<=i&&this.height<=r)l=Array.prototype.slice.call(this.boxKeys).concat(this.circleKeys);else{var o={hitTest:s,seenUids:{box:{},circle:{}}};this._forEachCell(e,t,i,r,this._queryCell,l,o)}return s?l.length>0:l},GridIndex.prototype._queryCircle=function(e,t,i,r){var s=e-i,l=e+i,o=t-i,h=t+i;if(l<0||s>this.width||h<0||o>this.height)return!r&&[];var n=[],c={hitTest:r,circle:{x:e,y:t,radius:i},seenUids:{box:{},circle:{}}};return this._forEachCell(s,o,l,h,this._queryCellCircle,n,c),r?n.length>0:n},GridIndex.prototype.query=function(e,t,i,r){return this._query(e,t,i,r,!1)},GridIndex.prototype.hitTest=function(e,t,i,r){return this._query(e,t,i,r,!0)},GridIndex.prototype.hitTestCircle=function(e,t,i){return this._queryCircle(e,t,i,!0)},GridIndex.prototype._queryCell=function(e,t,i,r,s,l,o){var h=this,n=o.seenUids,c=this.boxCells[s];if(null!==c)for(var u=this.bboxes,d=0,C=c;d=u[x+0]&&r>=u[x+1]){if(o.hitTest)return l.push(!0),!0;l.push(h.boxKeys[a])}}}var p=this.circleCells[s];if(null!==p)for(var f=this.circles,y=0,v=p;yo*o+h*h},GridIndex.prototype._circleAndRectCollide=function(e,t,i,r,s,l,o){var h=(l-r)/2,n=Math.abs(e-(r+h));if(n>h+i)return!1;var c=(o-s)/2,u=Math.abs(t-(s+c));if(u>c+i)return!1;if(n<=h||u<=c)return!0;var d=n-h,C=u-c;return d*d+C*C<=i*i},module.exports=GridIndex},{}],214:[function(_dereq_,module,exports){"use strict";module.exports=function(e){function t(t){g.push(e[t]),l++}function r(e,t,r){var n=u[e];return delete u[e],u[t]=n,g[n].geometry[0].pop(),g[n].geometry[0]=g[n].geometry[0].concat(r[0]),n}function n(e,t,r){var n=i[t];return delete i[t],i[e]=n,g[n].geometry[0].shift(),g[n].geometry[0]=r[0].concat(g[n].geometry[0]),n}function o(e,t,r){var n=r?t[0][t[0].length-1]:t[0][0];return e+":"+n.x+":"+n.y}for(var i={},u={},g=[],l=0,m=0;m=-t[0]&&r<=t[0]&&a>=-t[1]&&a<=t[1]}function placeFirstAndLastGlyph(e,t,r,a,n,i,o,l,s,p,u,y){var c=l.glyphStartIndex+l.numGlyphs,d=l.lineStartIndex,m=l.lineStartIndex+l.lineLength,g=t.getoffsetX(l.glyphStartIndex),h=t.getoffsetX(c-1),f=placeGlyphAlongLine(e*g,r,a,n,i,o,l.segment,d,m,s,p,u,y);if(!f)return null;var x=placeGlyphAlongLine(e*h,r,a,n,i,o,l.segment,d,m,s,p,u,y);return x?{first:f,last:x}:null}function requiresOrientationChange(e,t,r,a){return e===WritingMode.horizontal&&Math.abs(r.y-t.y)>Math.abs(r.x-t.x)*a?{useVertical:!0}:(e===WritingMode.vertical?t.yr.x)?{needsFlipping:!0}:null}function placeGlyphsAlongLine(e,t,r,a,n,i,o,l,s,p,u,y,c,d){var m,g=t/24,h=e.lineOffsetX*t,f=e.lineOffsetY*t;if(e.numGlyphs>1){var x=e.glyphStartIndex+e.numGlyphs,v=e.lineStartIndex,L=e.lineStartIndex+e.lineLength,b=placeFirstAndLastGlyph(g,l,h,f,r,u,y,e,s,i,c,!1);if(!b)return{notEnoughRoom:!0};var A=project(b.first.point,o).point,G=project(b.last.point,o).point;if(a&&!r){var M=requiresOrientationChange(e.writingMode,A,G,d);if(M)return M}m=[b.first];for(var S=e.glyphStartIndex+1;S0?D.point:projectTruncatedLineSegment(y,z,w,1,n),j=requiresOrientationChange(e.writingMode,w,I,d);if(j)return j}var P=placeGlyphAlongLine(g*l.getoffsetX(e.glyphStartIndex),h,f,r,u,y,e.segment,e.lineStartIndex,e.lineStartIndex+e.lineLength,s,i,c,!1);if(!P)return{notEnoughRoom:!0};m=[P]}for(var _=0,C=m;_0?1:-1,g=0;a&&(m*=-1,g=Math.PI),m<0&&(g+=Math.PI);for(var h=m>0?l+o:l+o+1,f=h,x=n,v=n,L=0,b=0,A=Math.abs(d);L+b<=A;){if((h+=m)=s)return null;if(v=x,void 0===(x=y[h])){var G=new Point(p.getx(h),p.gety(h)),M=project(G,u);if(M.signedDistanceFromCamera>0)x=y[h]=M.point;else{var S=h-m;x=projectTruncatedLineSegment(0===L?i:new Point(p.getx(S),p.gety(S)),G,v,A-L+1,u)}}L+=b,b=v.dist(x)}var w=(A-L)/b,F=x.sub(v),z=F.mult(w)._add(v);return z._add(F._unit()._perp()._mult(r*m)),{point:z,angle:g+Math.atan2(x.y-v.y,x.x-v.x),tileDistance:c?{prevTileDistance:h-m===f?0:p.gettileUnitDistanceFromAnchor(h-m),lastSegmentViewportDistance:A-L}:null}}function hideGlyphs(e,t){for(var r=0;r=EXTENT||r.y<0||r.y>=EXTENT||e.symbolInstances.push(function(e,t,i,o,a,n,r,l,c,s,u,g,x,y,d,p,f,h,m,v,S){var b,T,I=e.addToLineVertexArray(t,i),z=0,A=0,E=0,q=o.horizontal?o.horizontal.text:"",L=[];o.horizontal&&(b=new CollisionFeature(r,i,t,l,c,s,o.horizontal,u,g,x,e.overscaling),A+=addTextVertices(e,t,o.horizontal,n,x,m,v,y,I,o.vertical?WritingMode.horizontal:WritingMode.horizontalOnly,L,S),o.vertical&&(E+=addTextVertices(e,t,o.vertical,n,x,m,v,y,I,WritingMode.vertical,L,S)));var O=b?b.boxStartIndex:e.collisionBoxArray.length,P=b?b.boxEndIndex:e.collisionBoxArray.length;if(a){var w=getIconQuads(t,a,n,f,o.horizontal,m,v);T=new CollisionFeature(r,i,t,l,c,s,a,d,p,!1,e.overscaling),z=4*w.length;var B=e.iconSizeData,M=null;"source"===B.functionType?M=[10*n.layout.get("icon-size").evaluate(v)]:"composite"===B.functionType&&(M=[10*e.compositeIconSizes[0].evaluate(v),10*e.compositeIconSizes[1].evaluate(v)]),e.addSymbols(e.icon,w,M,h,f,v,!1,t,I.lineStartIndex,I.lineLength,e.placedIconArray)}var R=T?T.boxStartIndex:e.collisionBoxArray.length,_=T?T.boxEndIndex:e.collisionBoxArray.length;return e.glyphOffsetArray.length>=SymbolBucket.MAX_GLYPHS&&util.warnOnce("Too many glyphs being rendered in a tile. See https://github.com/mapbox/mapbox-gl-js/issues/2907"),{key:q,textBoxStartIndex:O,textBoxEndIndex:P,iconBoxStartIndex:R,iconBoxEndIndex:_,textOffset:y,iconOffset:h,anchor:t,line:i,featureIndex:l,feature:v,numGlyphVertices:A,numVerticalGlyphVertices:E,numIconVertices:z,textOpacityState:new OpacityState,iconOpacityState:new OpacityState,isDuplicate:!1,placedTextSymbolIndices:L}}(e,r,n,i,o,e.layers[0],e.collisionBoxArray,t.index,t.sourceLayerIndex,e.index,x,f,v,s,d,h,S,u,{zoom:e.zoom},t,a))};if("line"===b)for(var z=0,A=clipLine(t.geometry,0,0,EXTENT,EXTENT);z=0;r--)if(o.dist(n[r])0}}var M=I.length>0||z,D=O.length>0;C||A?A?C||(D=D&&M):M=D&&M:D=M=D&&M,g.placedText=M,g.placedIcon=D,g.collisionArrays.textBox&&(p&&updateCollisionBox(p,M),M&&t.insertCollisionBox(I,f.get("text-ignore-placement"),c,n,g.textBoxStartIndex)),g.collisionArrays.iconBox&&(p&&updateCollisionBox(p,D),D&&t.insertCollisionBox(O,f.get("icon-ignore-placement"),c,n,g.iconBoxStartIndex)),g.collisionArrays.textCircles&&(x&&updateCollisionCircles(x,g.collisionArrays.textCircles,M,g.isDuplicate),M&&t.insertCollisionCircles(V,f.get("text-ignore-placement"),c,n,g.textBoxStartIndex))}p&&e.collisionBox.collisionVertexBuffer&&e.collisionBox.collisionVertexBuffer.updateData(p.serialize()),x&&e.collisionCircle.collisionVertexBuffer&&e.collisionCircle.collisionVertexBuffer.updateData(x.serialize())}};var shift25=Math.pow(2,25),shift24=Math.pow(2,24),shift17=Math.pow(2,17),shift16=Math.pow(2,16),shift9=Math.pow(2,9),shift8=Math.pow(2,8),shift1=Math.pow(2,1)},{"../style/style_layer/symbol_style_layer_properties":202,"./symbol_size":221,"@mapbox/gl-matrix":1}],221:[function(_dereq_,module,exports){"use strict";var normalizePropertyExpression=_dereq_("../style-spec/expression").normalizePropertyExpression,interpolate=_dereq_("../style-spec/util/interpolate"),util=_dereq_("../util/util");module.exports={getSizeData:function(e,o){var i=o.expression;if("constant"===i.kind)return{functionType:"constant",layoutSize:i.evaluate({zoom:e+1})};if("source"===i.kind)return{functionType:"source"};for(var t=i.zoomStops,r=0;r1||(b?(clearTimeout(b),b=null,h("dblclick",t)):b=setTimeout(l,300))},!1),g.addEventListener("touchend",function(e){f("touchend",e)},!1),g.addEventListener("touchmove",function(e){f("touchmove",e)},!1),g.addEventListener("touchcancel",function(e){f("touchcancel",e)},!1),g.addEventListener("click",function(e){DOM.mousePos(g,e).equals(L)&&h("click",e)},!1),g.addEventListener("dblclick",function(e){h("dblclick",e),e.preventDefault()},!1),g.addEventListener("contextmenu",function(t){var n=e.dragRotate&&e.dragRotate.isActive();E||n?E&&(p=t):h("contextmenu",t),t.preventDefault()},!1)}},{"../util/dom":252,"./handler/box_zoom":232,"./handler/dblclick_zoom":233,"./handler/drag_pan":234,"./handler/drag_rotate":235,"./handler/keyboard":236,"./handler/scroll_zoom":237,"./handler/touch_zoom_rotate":238,"@mapbox/point-geometry":2}],224:[function(_dereq_,module,exports){"use strict";var util=_dereq_("../util/util"),interpolate=_dereq_("../style-spec/util/interpolate").number,browser=_dereq_("../util/browser"),LngLat=_dereq_("../geo/lng_lat"),LngLatBounds=_dereq_("../geo/lng_lat_bounds"),Point=_dereq_("@mapbox/point-geometry"),Camera=function(t){function i(i,e){t.call(this),this.moving=!1,this.transform=i,this._bearingSnap=e.bearingSnap}return t&&(i.__proto__=t),i.prototype=Object.create(t&&t.prototype),i.prototype.constructor=i,i.prototype.getCenter=function(){return this.transform.center},i.prototype.setCenter=function(t,i){return this.jumpTo({center:t},i)},i.prototype.panBy=function(t,i,e){return t=Point.convert(t).mult(-1),this.panTo(this.transform.center,util.extend({offset:t},i),e)},i.prototype.panTo=function(t,i,e){return this.easeTo(util.extend({center:t},i),e)},i.prototype.getZoom=function(){return this.transform.zoom},i.prototype.setZoom=function(t,i){return this.jumpTo({zoom:t},i),this},i.prototype.zoomTo=function(t,i,e){return this.easeTo(util.extend({zoom:t},i),e)},i.prototype.zoomIn=function(t,i){return this.zoomTo(this.getZoom()+1,t,i),this},i.prototype.zoomOut=function(t,i){return this.zoomTo(this.getZoom()-1,t,i),this},i.prototype.getBearing=function(){return this.transform.bearing},i.prototype.setBearing=function(t,i){return this.jumpTo({bearing:t},i),this},i.prototype.rotateTo=function(t,i,e){return this.easeTo(util.extend({bearing:t},i),e)},i.prototype.resetNorth=function(t,i){return this.rotateTo(0,util.extend({duration:1e3},t),i),this},i.prototype.snapToNorth=function(t,i){return Math.abs(this.getBearing())i?1:0}),["bottom","left","right","top"]))return util.warnOnce("options.padding must be a positive number, or an Object with keys 'bottom', 'left', 'right', 'top'"),this;t=LngLatBounds.convert(t);var n=[(i.padding.left-i.padding.right)/2,(i.padding.top-i.padding.bottom)/2],r=Math.min(i.padding.right,i.padding.left),a=Math.min(i.padding.top,i.padding.bottom);i.offset=[i.offset[0]+n[0],i.offset[1]+n[1]];var s=Point.convert(i.offset),h=this.transform,p=h.project(t.getNorthWest()),u=h.project(t.getSouthEast()),c=u.sub(p),m=(h.width-2*r-2*Math.abs(s.x))/c.x,f=(h.height-2*a-2*Math.abs(s.y))/c.y;return f<0||m<0?(util.warnOnce("Map cannot fit within canvas with the given bounds, padding, and/or offset."),this):(i.center=h.unproject(p.add(u).div(2)),i.zoom=Math.min(h.scaleZoom(h.scale*Math.min(m,f)),i.maxZoom),i.bearing=0,i.linear?this.easeTo(i,e):this.flyTo(i,e))},i.prototype.jumpTo=function(t,i){this.stop();var e=this.transform,o=!1,n=!1,r=!1;return"zoom"in t&&e.zoom!==+t.zoom&&(o=!0,e.zoom=+t.zoom),void 0!==t.center&&(e.center=LngLat.convert(t.center)),"bearing"in t&&e.bearing!==+t.bearing&&(n=!0,e.bearing=+t.bearing),"pitch"in t&&e.pitch!==+t.pitch&&(r=!0,e.pitch=+t.pitch),this.fire("movestart",i).fire("move",i),o&&this.fire("zoomstart",i).fire("zoom",i).fire("zoomend",i),n&&this.fire("rotate",i),r&&this.fire("pitchstart",i).fire("pitch",i).fire("pitchend",i),this.fire("moveend",i)},i.prototype.easeTo=function(t,i){var e=this;this.stop(),!1===(t=util.extend({offset:[0,0],duration:500,easing:util.ease},t)).animate&&(t.duration=0),t.smoothEasing&&0!==t.duration&&(t.easing=this._smoothOutEasing(t.duration));var o=this.transform,n=this.getZoom(),r=this.getBearing(),a=this.getPitch(),s="zoom"in t?+t.zoom:n,h="bearing"in t?this._normalizeBearing(t.bearing,r):r,p="pitch"in t?+t.pitch:a,u=o.centerPoint.add(Point.convert(t.offset)),c=o.pointLocation(u),m=LngLat.convert(t.center||c);this._normalizeCenter(m);var f,g,d=o.project(c),l=o.project(m).sub(d),v=o.zoomScale(s-n);return t.around&&(f=LngLat.convert(t.around),g=o.locationPoint(f)),this.zooming=s!==n,this.rotating=r!==h,this.pitching=p!==a,this._prepareEase(i,t.noMoveStart),clearTimeout(this._onEaseEnd),this._ease(function(t){if(this.zooming&&(o.zoom=interpolate(n,s,t)),this.rotating&&(o.bearing=interpolate(r,h,t)),this.pitching&&(o.pitch=interpolate(a,p,t)),f)o.setLocationAtPoint(f,g);else{var e=o.zoomScale(o.zoom-n),c=s>n?Math.min(2,v):Math.max(.5,v),m=Math.pow(c,1-t),b=o.unproject(d.add(l.mult(t*m)).mult(e));o.setLocationAtPoint(o.renderWorldCopies?b.wrap():b,u)}this._fireMoveEvents(i)},function(){t.delayEndEvents?e._onEaseEnd=setTimeout(function(){return e._easeToEnd(i)},t.delayEndEvents):e._easeToEnd(i)},t),this},i.prototype._prepareEase=function(t,i){this.moving=!0,i||this.fire("movestart",t),this.zooming&&this.fire("zoomstart",t),this.pitching&&this.fire("pitchstart",t)},i.prototype._fireMoveEvents=function(t){this.fire("move",t),this.zooming&&this.fire("zoom",t),this.rotating&&this.fire("rotate",t),this.pitching&&this.fire("pitch",t)},i.prototype._easeToEnd=function(t){var i=this.zooming,e=this.pitching;this.moving=!1,this.zooming=!1,this.rotating=!1,this.pitching=!1,i&&this.fire("zoomend",t),e&&this.fire("pitchend",t),this.fire("moveend",t)},i.prototype.flyTo=function(t,i){function e(t){var i=(M*M-z*z+(t?-1:1)*L*L*E*E)/(2*(t?M:z)*L*E);return Math.log(Math.sqrt(i*i+1)-i)}function o(t){return(Math.exp(t)-Math.exp(-t))/2}function n(t){return(Math.exp(t)+Math.exp(-t))/2}var a=this;this.stop(),t=util.extend({offset:[0,0],speed:1.2,curve:1.42,easing:util.ease},t);var s=this.transform,h=this.getZoom(),p=this.getBearing(),u=this.getPitch(),c="zoom"in t?util.clamp(+t.zoom,s.minZoom,s.maxZoom):h,m="bearing"in t?this._normalizeBearing(t.bearing,p):p,f="pitch"in t?+t.pitch:u,g=s.zoomScale(c-h),d=s.centerPoint.add(Point.convert(t.offset)),l=s.pointLocation(d),v=LngLat.convert(t.center||l);this._normalizeCenter(v);var b=s.project(l),y=s.project(v).sub(b),_=t.curve,z=Math.max(s.width,s.height),M=z/g,E=y.mag();if("minZoom"in t){var T=util.clamp(Math.min(t.minZoom,h,c),s.minZoom,s.maxZoom),x=z/s.zoomScale(T-h);_=Math.sqrt(x/E*2)}var L=_*_,j=e(0),Z=function(t){return n(j)/n(j+_*t)},w=function(t){return z*((n(j)*function(t){return o(t)/n(t)}(j+_*t)-o(j))/L)/E},P=(e(1)-j)/_;if(Math.abs(E)<1e-6||!isFinite(P)){if(Math.abs(z-M)<1e-6)return this.easeTo(t,i);var q=Mt.maxDuration&&(t.duration=0),this.zooming=!0,this.rotating=p!==m,this.pitching=f!==u,this._prepareEase(i,!1),this._ease(function(t){var e=t*P,o=1/Z(e);s.zoom=h+s.scaleZoom(o),this.rotating&&(s.bearing=interpolate(p,m,t)),this.pitching&&(s.pitch=interpolate(u,f,t));var n=s.unproject(b.add(y.mult(w(e))).mult(o));s.setLocationAtPoint(s.renderWorldCopies?n.wrap():n,d),this._fireMoveEvents(i)},function(){return a._easeToEnd(i)},t),this},i.prototype.isEasing=function(){return!!this._abortFn},i.prototype.isMoving=function(){return this.moving},i.prototype.stop=function(){return this._abortFn&&(this._abortFn(),this._finishEase()),this},i.prototype._ease=function(t,i,e){this._finishFn=i,this._abortFn=browser.timed(function(i){t.call(this,e.easing(i)),1===i&&this._finishEase()},!1===e.animate?0:e.duration,this)},i.prototype._finishEase=function(){delete this._abortFn;var t=this._finishFn;delete this._finishFn,t.call(this)},i.prototype._normalizeBearing=function(t,i){t=util.wrap(t,-180,180);var e=Math.abs(t-i);return Math.abs(t-360-i)180?-360:e<-180?360:0}},i.prototype._smoothOutEasing=function(t){var i=util.ease;if(this._prevEase){var e=this._prevEase,o=(Date.now()-e.start)/e.duration,n=e.easing(o+.01)-e.easing(o),r=.27/Math.sqrt(n*n+1e-4)*.01,a=Math.sqrt(.0729-r*r);i=util.bezier(r,a,.25,1)}return this._prevEase={start:(new Date).getTime(),duration:t,easing:i},i},i}(_dereq_("../util/evented"));module.exports=Camera},{"../geo/lng_lat":59,"../geo/lng_lat_bounds":60,"../style-spec/util/interpolate":154,"../util/browser":245,"../util/evented":253,"../util/util":266,"@mapbox/point-geometry":2}],225:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),config=_dereq_("../../util/config"),AttributionControl=function(t){this.options=t,util.bindAll(["_updateEditLink","_updateData","_updateCompact"],this)};AttributionControl.prototype.getDefaultPosition=function(){return"bottom-right"},AttributionControl.prototype.onAdd=function(t){var i=this.options&&this.options.compact;return this._map=t,this._container=DOM.create("div","mapboxgl-ctrl mapboxgl-ctrl-attrib"),i&&this._container.classList.add("mapboxgl-compact"),this._updateAttributions(),this._updateEditLink(),this._map.on("sourcedata",this._updateData),this._map.on("moveend",this._updateEditLink),void 0===i&&(this._map.on("resize",this._updateCompact),this._updateCompact()),this._container},AttributionControl.prototype.onRemove=function(){DOM.remove(this._container),this._map.off("sourcedata",this._updateData),this._map.off("moveend",this._updateEditLink),this._map.off("resize",this._updateCompact),this._map=void 0},AttributionControl.prototype._updateEditLink=function(){var t=this._editLink;t||(t=this._editLink=this._container.querySelector(".mapbox-improve-map"));var i=[{key:"owner",value:this.styleOwner},{key:"id",value:this.styleId},{key:"access_token",value:config.ACCESS_TOKEN}];if(t){var o=i.reduce(function(t,o,e){return o.value&&(t+=o.key+"="+o.value+(e=0)return!1;return!0}),this._container.innerHTML=t.join(" | "),this._editLink=null}},AttributionControl.prototype._updateCompact=function(){this._map.getCanvasContainer().offsetWidth<=640?this._container.classList.add("mapboxgl-compact"):this._container.classList.remove("mapboxgl-compact")},module.exports=AttributionControl},{"../../util/config":249,"../../util/dom":252,"../../util/util":266}],226:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),window=_dereq_("../../util/window"),FullscreenControl=function(){this._fullscreen=!1,util.bindAll(["_onClickFullscreen","_changeIcon"],this),"onfullscreenchange"in window.document?this._fullscreenchange="fullscreenchange":"onmozfullscreenchange"in window.document?this._fullscreenchange="mozfullscreenchange":"onwebkitfullscreenchange"in window.document?this._fullscreenchange="webkitfullscreenchange":"onmsfullscreenchange"in window.document&&(this._fullscreenchange="MSFullscreenChange"),this._className="mapboxgl-ctrl"};FullscreenControl.prototype.onAdd=function(e){return this._map=e,this._mapContainer=this._map.getContainer(),this._container=DOM.create("div",this._className+" mapboxgl-ctrl-group"),this._checkFullscreenSupport()?this._setupUI():(this._container.style.display="none",util.warnOnce("This device does not support fullscreen mode.")),this._container},FullscreenControl.prototype.onRemove=function(){DOM.remove(this._container),this._map=null,window.document.removeEventListener(this._fullscreenchange,this._changeIcon)},FullscreenControl.prototype._checkFullscreenSupport=function(){return!!(window.document.fullscreenEnabled||window.document.mozFullScreenEnabled||window.document.msFullscreenEnabled||window.document.webkitFullscreenEnabled)},FullscreenControl.prototype._setupUI=function(){var e=this._fullscreenButton=DOM.create("button",this._className+"-icon "+this._className+"-fullscreen",this._container);e.setAttribute("aria-label","Toggle fullscreen"),e.type="button",this._fullscreenButton.addEventListener("click",this._onClickFullscreen),window.document.addEventListener(this._fullscreenchange,this._changeIcon)},FullscreenControl.prototype._isFullscreen=function(){return this._fullscreen},FullscreenControl.prototype._changeIcon=function(){(window.document.fullscreenElement||window.document.mozFullScreenElement||window.document.webkitFullscreenElement||window.document.msFullscreenElement)===this._mapContainer!==this._fullscreen&&(this._fullscreen=!this._fullscreen,this._fullscreenButton.classList.toggle(this._className+"-shrink"),this._fullscreenButton.classList.toggle(this._className+"-fullscreen"))},FullscreenControl.prototype._onClickFullscreen=function(){this._isFullscreen()?window.document.exitFullscreen?window.document.exitFullscreen():window.document.mozCancelFullScreen?window.document.mozCancelFullScreen():window.document.msExitFullscreen?window.document.msExitFullscreen():window.document.webkitCancelFullScreen&&window.document.webkitCancelFullScreen():this._mapContainer.requestFullscreen?this._mapContainer.requestFullscreen():this._mapContainer.mozRequestFullScreen?this._mapContainer.mozRequestFullScreen():this._mapContainer.msRequestFullscreen?this._mapContainer.msRequestFullscreen():this._mapContainer.webkitRequestFullscreen&&this._mapContainer.webkitRequestFullscreen()},module.exports=FullscreenControl},{"../../util/dom":252,"../../util/util":266,"../../util/window":247}],227:[function(_dereq_,module,exports){"use strict";var supportsGeolocation,Evented=_dereq_("../../util/evented"),DOM=_dereq_("../../util/dom"),window=_dereq_("../../util/window"),util=_dereq_("../../util/util"),LngLat=_dereq_("../../geo/lng_lat"),Marker=_dereq_("../marker"),defaultOptions={positionOptions:{enableHighAccuracy:!1,timeout:6e3},fitBoundsOptions:{maxZoom:15},trackUserLocation:!1,showUserLocation:!0},GeolocateControl=function(t){function o(o){t.call(this),this.options=util.extend({},defaultOptions,o),util.bindAll(["_onSuccess","_onError","_finish","_setupUI","_updateCamera","_updateMarker","_onClickGeolocate"],this)}return t&&(o.__proto__=t),o.prototype=Object.create(t&&t.prototype),o.prototype.constructor=o,o.prototype.onAdd=function(t){return this._map=t,this._container=DOM.create("div","mapboxgl-ctrl mapboxgl-ctrl-group"),function(t){void 0!==supportsGeolocation?t(supportsGeolocation):void 0!==window.navigator.permissions?window.navigator.permissions.query({name:"geolocation"}).then(function(o){supportsGeolocation="denied"!==o.state,t(supportsGeolocation)}):(supportsGeolocation=!!window.navigator.geolocation,t(supportsGeolocation))}(this._setupUI),this._container},o.prototype.onRemove=function(){void 0!==this._geolocationWatchID&&(window.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0),this.options.showUserLocation&&this._userLocationDotMarker.remove(),DOM.remove(this._container),this._map=void 0},o.prototype._onSuccess=function(t){if(this.options.trackUserLocation)switch(this._lastKnownPosition=t,this._watchState){case"WAITING_ACTIVE":case"ACTIVE_LOCK":case"ACTIVE_ERROR":this._watchState="ACTIVE_LOCK",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"BACKGROUND":case"BACKGROUND_ERROR":this._watchState="BACKGROUND",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background")}this.options.showUserLocation&&"OFF"!==this._watchState&&this._updateMarker(t),this.options.trackUserLocation&&"ACTIVE_LOCK"!==this._watchState||this._updateCamera(t),this.options.showUserLocation&&this._dotElement.classList.remove("mapboxgl-user-location-dot-stale"),this.fire("geolocate",t),this._finish()},o.prototype._updateCamera=function(t){var o=new LngLat(t.coords.longitude,t.coords.latitude),e=t.coords.accuracy;this._map.fitBounds(o.toBounds(e),this.options.fitBoundsOptions,{geolocateSource:!0})},o.prototype._updateMarker=function(t){t?this._userLocationDotMarker.setLngLat([t.coords.longitude,t.coords.latitude]).addTo(this._map):this._userLocationDotMarker.remove()},o.prototype._onError=function(t){if(this.options.trackUserLocation)if(1===t.code)this._watchState="OFF",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),void 0!==this._geolocationWatchID&&this._clearWatch();else switch(this._watchState){case"WAITING_ACTIVE":this._watchState="ACTIVE_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error");break;case"ACTIVE_LOCK":this._watchState="ACTIVE_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting");break;case"BACKGROUND":this._watchState="BACKGROUND_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting")}"OFF"!==this._watchState&&this.options.showUserLocation&&this._dotElement.classList.add("mapboxgl-user-location-dot-stale"),this.fire("error",t),this._finish()},o.prototype._finish=function(){this._timeoutId&&clearTimeout(this._timeoutId),this._timeoutId=void 0},o.prototype._setupUI=function(t){var o=this;!1!==t&&(this._container.addEventListener("contextmenu",function(t){return t.preventDefault()}),this._geolocateButton=DOM.create("button","mapboxgl-ctrl-icon mapboxgl-ctrl-geolocate",this._container),this._geolocateButton.type="button",this._geolocateButton.setAttribute("aria-label","Geolocate"),this.options.trackUserLocation&&(this._geolocateButton.setAttribute("aria-pressed","false"),this._watchState="OFF"),this.options.showUserLocation&&(this._dotElement=DOM.create("div","mapboxgl-user-location-dot"),this._userLocationDotMarker=new Marker(this._dotElement),this.options.trackUserLocation&&(this._watchState="OFF")),this._geolocateButton.addEventListener("click",this._onClickGeolocate.bind(this)),this.options.trackUserLocation&&this._map.on("movestart",function(t){t.geolocateSource||"ACTIVE_LOCK"!==o._watchState||(o._watchState="BACKGROUND",o._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background"),o._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),o.fire("trackuserlocationend"))}))},o.prototype._onClickGeolocate=function(){if(this.options.trackUserLocation){switch(this._watchState){case"OFF":this._watchState="WAITING_ACTIVE",this.fire("trackuserlocationstart");break;case"WAITING_ACTIVE":case"ACTIVE_LOCK":case"ACTIVE_ERROR":case"BACKGROUND_ERROR":this._watchState="OFF",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),this.fire("trackuserlocationend");break;case"BACKGROUND":this._watchState="ACTIVE_LOCK",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._lastKnownPosition&&this._updateCamera(this._lastKnownPosition),this.fire("trackuserlocationstart")}switch(this._watchState){case"WAITING_ACTIVE":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"ACTIVE_LOCK":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"ACTIVE_ERROR":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error");break;case"BACKGROUND":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background");break;case"BACKGROUND_ERROR":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background-error")}"OFF"===this._watchState&&void 0!==this._geolocationWatchID?this._clearWatch():void 0===this._geolocationWatchID&&(this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.setAttribute("aria-pressed","true"),this._geolocationWatchID=window.navigator.geolocation.watchPosition(this._onSuccess,this._onError,this.options.positionOptions))}else window.navigator.geolocation.getCurrentPosition(this._onSuccess,this._onError,this.options.positionOptions),this._timeoutId=setTimeout(this._finish,1e4)},o.prototype._clearWatch=function(){window.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0,this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.setAttribute("aria-pressed","false"),this.options.showUserLocation&&this._updateMarker(null)},o}(Evented);module.exports=GeolocateControl},{"../../geo/lng_lat":59,"../../util/dom":252,"../../util/evented":253,"../../util/util":266,"../../util/window":247,"../marker":241}],228:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),LogoControl=function(){util.bindAll(["_updateLogo"],this)};LogoControl.prototype.onAdd=function(o){this._map=o,this._container=DOM.create("div","mapboxgl-ctrl");var t=DOM.create("a","mapboxgl-ctrl-logo");return t.target="_blank",t.href="https://www.mapbox.com/",t.setAttribute("aria-label","Mapbox logo"),this._container.appendChild(t),this._container.style.display="none",this._map.on("sourcedata",this._updateLogo),this._updateLogo(),this._container},LogoControl.prototype.onRemove=function(){DOM.remove(this._container),this._map.off("sourcedata",this._updateLogo)},LogoControl.prototype.getDefaultPosition=function(){return"bottom-left"},LogoControl.prototype._updateLogo=function(o){o&&"metadata"!==o.sourceDataType||(this._container.style.display=this._logoRequired()?"block":"none")},LogoControl.prototype._logoRequired=function(){if(this._map.style){var o=this._map.style.sourceCaches;for(var t in o)if(o[t].getSource().mapbox_logo)return!0;return!1}},module.exports=LogoControl},{"../../util/dom":252,"../../util/util":266}],229:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),DragRotateHandler=_dereq_("../handler/drag_rotate"),NavigationControl=function(){var t=this;util.bindAll(["_rotateCompassArrow"],this),this._container=DOM.create("div","mapboxgl-ctrl mapboxgl-ctrl-group"),this._container.addEventListener("contextmenu",function(t){return t.preventDefault()}),this._zoomInButton=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-zoom-in","Zoom In",function(){return t._map.zoomIn()}),this._zoomOutButton=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-zoom-out","Zoom Out",function(){return t._map.zoomOut()}),this._compass=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-compass","Reset North",function(){return t._map.resetNorth()}),this._compassArrow=DOM.create("span","mapboxgl-ctrl-compass-arrow",this._compass)};NavigationControl.prototype._rotateCompassArrow=function(){var t="rotate("+this._map.transform.angle*(180/Math.PI)+"deg)";this._compassArrow.style.transform=t},NavigationControl.prototype.onAdd=function(t){return this._map=t,this._map.on("rotate",this._rotateCompassArrow),this._rotateCompassArrow(),this._handler=new DragRotateHandler(t,{button:"left",element:this._compass,pitchWithRotate:!1}),this._handler.enable(),this._container},NavigationControl.prototype.onRemove=function(){DOM.remove(this._container),this._map.off("rotate",this._rotateCompassArrow),delete this._map,this._handler.disable(),delete this._handler},NavigationControl.prototype._createButton=function(t,o,r){var e=DOM.create("button",t,this._container);return e.type="button",e.setAttribute("aria-label",o),e.addEventListener("click",r),e},module.exports=NavigationControl},{"../../util/dom":252,"../../util/util":266,"../handler/drag_rotate":235}],230:[function(_dereq_,module,exports){"use strict";function updateScale(t,e,o){var n=o&&o.maxWidth||100,i=t._container.clientHeight/2,a=function(t,e){var o=Math.PI/180,n=t.lat*o,i=e.lat*o,a=Math.sin(n)*Math.sin(i)+Math.cos(n)*Math.cos(i)*Math.cos((e.lng-t.lng)*o);return 6371e3*Math.acos(Math.min(a,1))}(t.unproject([0,i]),t.unproject([n,i]));if(o&&"imperial"===o.unit){var l=3.2808*a;l>5280?setScale(e,n,l/5280,"mi"):setScale(e,n,l,"ft")}else if(o&&"nautical"===o.unit){setScale(e,n,a/1852,"nm")}else setScale(e,n,a,"m")}function setScale(t,e,o,n){var i=function(t){var e=Math.pow(10,(""+Math.floor(t)).length-1),o=t/e;return o=o>=10?10:o>=5?5:o>=3?3:o>=2?2:1,e*o}(o),a=i/o;"m"===n&&i>=1e3&&(i/=1e3,n="km"),t.style.width=e*a+"px",t.innerHTML=i+n}var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),ScaleControl=function(t){this.options=t,util.bindAll(["_onMove"],this)};ScaleControl.prototype.getDefaultPosition=function(){return"bottom-left"},ScaleControl.prototype._onMove=function(){updateScale(this._map,this._container,this.options)},ScaleControl.prototype.onAdd=function(t){return this._map=t,this._container=DOM.create("div","mapboxgl-ctrl mapboxgl-ctrl-scale",t.getContainer()),this._map.on("move",this._onMove),this._onMove(),this._container},ScaleControl.prototype.onRemove=function(){DOM.remove(this._container),this._map.off("move",this._onMove),this._map=void 0},module.exports=ScaleControl},{"../../util/dom":252,"../../util/util":266}],231:[function(_dereq_,module,exports){"use strict"},{}],232:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),LngLatBounds=_dereq_("../../geo/lng_lat_bounds"),util=_dereq_("../../util/util"),window=_dereq_("../../util/window"),BoxZoomHandler=function(o){this._map=o,this._el=o.getCanvasContainer(),this._container=o.getContainer(),util.bindAll(["_onMouseDown","_onMouseMove","_onMouseUp","_onKeyDown"],this)};BoxZoomHandler.prototype.isEnabled=function(){return!!this._enabled},BoxZoomHandler.prototype.isActive=function(){return!!this._active},BoxZoomHandler.prototype.enable=function(){this.isEnabled()||(this._map.dragPan&&this._map.dragPan.disable(),this._el.addEventListener("mousedown",this._onMouseDown,!1),this._map.dragPan&&this._map.dragPan.enable(),this._enabled=!0)},BoxZoomHandler.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("mousedown",this._onMouseDown),this._enabled=!1)},BoxZoomHandler.prototype._onMouseDown=function(o){o.shiftKey&&0===o.button&&(window.document.addEventListener("mousemove",this._onMouseMove,!1),window.document.addEventListener("keydown",this._onKeyDown,!1),window.document.addEventListener("mouseup",this._onMouseUp,!1),DOM.disableDrag(),this._startPos=DOM.mousePos(this._el,o),this._active=!0)},BoxZoomHandler.prototype._onMouseMove=function(o){var e=this._startPos,t=DOM.mousePos(this._el,o);this._box||(this._box=DOM.create("div","mapboxgl-boxzoom",this._container),this._container.classList.add("mapboxgl-crosshair"),this._fireEvent("boxzoomstart",o));var n=Math.min(e.x,t.x),i=Math.max(e.x,t.x),s=Math.min(e.y,t.y),a=Math.max(e.y,t.y);DOM.setTransform(this._box,"translate("+n+"px,"+s+"px)"),this._box.style.width=i-n+"px",this._box.style.height=a-s+"px"},BoxZoomHandler.prototype._onMouseUp=function(o){if(0===o.button){var e=this._startPos,t=DOM.mousePos(this._el,o),n=(new LngLatBounds).extend(this._map.unproject(e)).extend(this._map.unproject(t));this._finish(),e.x===t.x&&e.y===t.y?this._fireEvent("boxzoomcancel",o):this._map.fitBounds(n,{linear:!0}).fire("boxzoomend",{originalEvent:o,boxZoomBounds:n})}},BoxZoomHandler.prototype._onKeyDown=function(o){27===o.keyCode&&(this._finish(),this._fireEvent("boxzoomcancel",o))},BoxZoomHandler.prototype._finish=function(){this._active=!1,window.document.removeEventListener("mousemove",this._onMouseMove,!1),window.document.removeEventListener("keydown",this._onKeyDown,!1),window.document.removeEventListener("mouseup",this._onMouseUp,!1),this._container.classList.remove("mapboxgl-crosshair"),this._box&&(DOM.remove(this._box),this._box=null),DOM.enableDrag()},BoxZoomHandler.prototype._fireEvent=function(o,e){return this._map.fire(o,{originalEvent:e})},module.exports=BoxZoomHandler},{"../../geo/lng_lat_bounds":60,"../../util/dom":252,"../../util/util":266,"../../util/window":247}],233:[function(_dereq_,module,exports){"use strict";var util=_dereq_("../../util/util"),DoubleClickZoomHandler=function(o){this._map=o,util.bindAll(["_onDblClick","_onZoomEnd"],this)};DoubleClickZoomHandler.prototype.isEnabled=function(){return!!this._enabled},DoubleClickZoomHandler.prototype.isActive=function(){return!!this._active},DoubleClickZoomHandler.prototype.enable=function(){this.isEnabled()||(this._map.on("dblclick",this._onDblClick),this._enabled=!0)},DoubleClickZoomHandler.prototype.disable=function(){this.isEnabled()&&(this._map.off("dblclick",this._onDblClick),this._enabled=!1)},DoubleClickZoomHandler.prototype._onDblClick=function(o){this._active=!0,this._map.on("zoomend",this._onZoomEnd),this._map.zoomTo(this._map.getZoom()+(o.originalEvent.shiftKey?-1:1),{around:o.lngLat},o)},DoubleClickZoomHandler.prototype._onZoomEnd=function(){this._active=!1,this._map.off("zoomend",this._onZoomEnd)},module.exports=DoubleClickZoomHandler},{"../../util/util":266}],234:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),window=_dereq_("../../util/window"),inertiaEasing=util.bezier(0,0,.3,1),DragPanHandler=function(t){this._map=t,this._el=t.getCanvasContainer(),util.bindAll(["_onDown","_onMove","_onUp","_onTouchEnd","_onMouseUp"],this)};DragPanHandler.prototype.isEnabled=function(){return!!this._enabled},DragPanHandler.prototype.isActive=function(){return!!this._active},DragPanHandler.prototype.enable=function(){this.isEnabled()||(this._el.classList.add("mapboxgl-touch-drag-pan"),this._el.addEventListener("mousedown",this._onDown),this._el.addEventListener("touchstart",this._onDown),this._enabled=!0)},DragPanHandler.prototype.disable=function(){this.isEnabled()&&(this._el.classList.remove("mapboxgl-touch-drag-pan"),this._el.removeEventListener("mousedown",this._onDown),this._el.removeEventListener("touchstart",this._onDown),this._enabled=!1)},DragPanHandler.prototype._onDown=function(t){this._ignoreEvent(t)||this.isActive()||(t.touches?(window.document.addEventListener("touchmove",this._onMove),window.document.addEventListener("touchend",this._onTouchEnd)):(window.document.addEventListener("mousemove",this._onMove),window.document.addEventListener("mouseup",this._onMouseUp)),window.addEventListener("blur",this._onMouseUp),this._active=!1,this._startPos=this._pos=DOM.mousePos(this._el,t),this._inertia=[[Date.now(),this._pos]])},DragPanHandler.prototype._onMove=function(t){if(!this._ignoreEvent(t)){this.isActive()||(this._active=!0,this._map.moving=!0,this._fireEvent("dragstart",t),this._fireEvent("movestart",t));var e=DOM.mousePos(this._el,t),n=this._map;n.stop(),this._drainInertiaBuffer(),this._inertia.push([Date.now(),e]),n.transform.setLocationAtPoint(n.transform.pointLocation(this._pos),e),this._fireEvent("drag",t),this._fireEvent("move",t),this._pos=e,t.preventDefault()}},DragPanHandler.prototype._onUp=function(t){var e=this;if(this.isActive()){this._active=!1,this._fireEvent("dragend",t),this._drainInertiaBuffer();var n=function(){e._map.moving=!1,e._fireEvent("moveend",t)},i=this._inertia;if(i.length<2)return void n();var o=i[i.length-1],r=i[0],a=o[1].sub(r[1]),s=(o[0]-r[0])/1e3;if(0===s||o[1].equals(r[1]))return void n();var u=a.mult(.3/s),d=u.mag();d>1400&&(d=1400,u._unit()._mult(d));var h=d/750,v=u.mult(-h/2);this._map.panBy(v,{duration:1e3*h,easing:inertiaEasing,noMoveStart:!0},{originalEvent:t})}},DragPanHandler.prototype._onMouseUp=function(t){this._ignoreEvent(t)||(this._onUp(t),window.document.removeEventListener("mousemove",this._onMove),window.document.removeEventListener("mouseup",this._onMouseUp),window.removeEventListener("blur",this._onMouseUp))},DragPanHandler.prototype._onTouchEnd=function(t){this._ignoreEvent(t)||(this._onUp(t),window.document.removeEventListener("touchmove",this._onMove),window.document.removeEventListener("touchend",this._onTouchEnd))},DragPanHandler.prototype._fireEvent=function(t,e){return this._map.fire(t,{originalEvent:e})},DragPanHandler.prototype._ignoreEvent=function(t){var e=this._map;return!(!e.boxZoom||!e.boxZoom.isActive())||!(!e.dragRotate||!e.dragRotate.isActive())||(t.touches?t.touches.length>1:!!t.ctrlKey||"mousemove"!==t.type&&t.button&&0!==t.button)},DragPanHandler.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=Date.now();t.length>0&&e-t[0][0]>160;)t.shift()},module.exports=DragPanHandler},{"../../util/dom":252,"../../util/util":266,"../../util/window":247}],235:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),window=_dereq_("../../util/window"),inertiaEasing=util.bezier(0,0,.25,1),DragRotateHandler=function(t,e){this._map=t,this._el=e.element||t.getCanvasContainer(),this._button=e.button||"right",this._bearingSnap=e.bearingSnap||0,this._pitchWithRotate=!1!==e.pitchWithRotate,util.bindAll(["_onDown","_onMove","_onUp"],this)};DragRotateHandler.prototype.isEnabled=function(){return!!this._enabled},DragRotateHandler.prototype.isActive=function(){return!!this._active},DragRotateHandler.prototype.enable=function(){this.isEnabled()||(this._el.addEventListener("mousedown",this._onDown),this._enabled=!0)},DragRotateHandler.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("mousedown",this._onDown),this._enabled=!1)},DragRotateHandler.prototype._onDown=function(t){if(!(this._map.boxZoom&&this._map.boxZoom.isActive()||this._map.dragPan&&this._map.dragPan.isActive()||this.isActive())){if("right"===this._button){var e=t.ctrlKey?0:2,i=t.button;if(void 0!==window.InstallTrigger&&2===t.button&&t.ctrlKey&&window.navigator.platform.toUpperCase().indexOf("MAC")>=0&&(i=0),i!==e)return}else if(t.ctrlKey||0!==t.button)return;DOM.disableDrag(),window.document.addEventListener("mousemove",this._onMove,{capture:!0}),window.document.addEventListener("mouseup",this._onUp),window.addEventListener("blur",this._onUp),this._active=!1,this._inertia=[[Date.now(),this._map.getBearing()]],this._startPos=this._pos=DOM.mousePos(this._el,t),this._center=this._map.transform.centerPoint,t.preventDefault()}},DragRotateHandler.prototype._onMove=function(t){this.isActive()||(this._active=!0,this._map.moving=!0,this._fireEvent("rotatestart",t),this._fireEvent("movestart",t),this._pitchWithRotate&&this._fireEvent("pitchstart",t));var e=this._map;e.stop();var i=this._pos,n=DOM.mousePos(this._el,t),r=.8*(i.x-n.x),a=-.5*(i.y-n.y),o=e.getBearing()-r,s=e.getPitch()-a,h=this._inertia,_=h[h.length-1];this._drainInertiaBuffer(),h.push([Date.now(),e._normalizeBearing(o,_[1])]),e.transform.bearing=o,this._pitchWithRotate&&(this._fireEvent("pitch",t),e.transform.pitch=s),this._fireEvent("rotate",t),this._fireEvent("move",t),this._pos=n},DragRotateHandler.prototype._onUp=function(t){var e=this;if(window.document.removeEventListener("mousemove",this._onMove,{capture:!0}),window.document.removeEventListener("mouseup",this._onUp),window.removeEventListener("blur",this._onUp),DOM.enableDrag(),this.isActive()){this._active=!1,this._fireEvent("rotateend",t),this._drainInertiaBuffer();var i=this._map,n=i.getBearing(),r=this._inertia,a=function(){Math.abs(n)180&&(l=180);var u=l/180;_+=v*l*(u/2),Math.abs(i._normalizeBearing(_,0))0&&e-t[0][0]>160;)t.shift()},module.exports=DragRotateHandler},{"../../util/dom":252,"../../util/util":266,"../../util/window":247}],236:[function(_dereq_,module,exports){"use strict";function easeOut(e){return e*(2-e)}var util=_dereq_("../../util/util"),KeyboardHandler=function(e){this._map=e,this._el=e.getCanvasContainer(),util.bindAll(["_onKeyDown"],this)};KeyboardHandler.prototype.isEnabled=function(){return!!this._enabled},KeyboardHandler.prototype.enable=function(){this.isEnabled()||(this._el.addEventListener("keydown",this._onKeyDown,!1),this._enabled=!0)},KeyboardHandler.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("keydown",this._onKeyDown),this._enabled=!1)},KeyboardHandler.prototype._onKeyDown=function(e){if(!(e.altKey||e.ctrlKey||e.metaKey)){var t=0,a=0,n=0,r=0,i=0;switch(e.keyCode){case 61:case 107:case 171:case 187:t=1;break;case 189:case 109:case 173:t=-1;break;case 37:e.shiftKey?a=-1:(e.preventDefault(),r=-1);break;case 39:e.shiftKey?a=1:(e.preventDefault(),r=1);break;case 38:e.shiftKey?n=1:(e.preventDefault(),i=-1);break;case 40:e.shiftKey?n=-1:(i=1,e.preventDefault());break;default:return}var s=this._map,o=s.getZoom(),l={duration:300,delayEndEvents:500,easing:easeOut,zoom:t?Math.round(o)+t*(e.shiftKey?2:1):o,bearing:s.getBearing()+15*a,pitch:s.getPitch()+10*n,offset:[100*-r,100*-i],center:s.getCenter()};s.easeTo(l,{originalEvent:e})}},module.exports=KeyboardHandler},{"../../util/util":266}],237:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),browser=_dereq_("../../util/browser"),window=_dereq_("../../util/window"),ua=window.navigator.userAgent.toLowerCase(),firefox=-1!==ua.indexOf("firefox"),safari=-1!==ua.indexOf("safari")&&-1===ua.indexOf("chrom"),ScrollZoomHandler=function(e){this._map=e,this._el=e.getCanvasContainer(),util.bindAll(["_onWheel","_onTimeout"],this)};ScrollZoomHandler.prototype.isEnabled=function(){return!!this._enabled},ScrollZoomHandler.prototype.enable=function(e){this.isEnabled()||(this._el.addEventListener("wheel",this._onWheel,!1),this._el.addEventListener("mousewheel",this._onWheel,!1),this._enabled=!0,this._aroundCenter=e&&"center"===e.around)},ScrollZoomHandler.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("wheel",this._onWheel),this._el.removeEventListener("mousewheel",this._onWheel),this._enabled=!1)},ScrollZoomHandler.prototype._onWheel=function(e){var t=0;"wheel"===e.type?(t=e.deltaY,firefox&&e.deltaMode===window.WheelEvent.DOM_DELTA_PIXEL&&(t/=browser.devicePixelRatio),e.deltaMode===window.WheelEvent.DOM_DELTA_LINE&&(t*=40)):"mousewheel"===e.type&&(t=-e.wheelDeltaY,safari&&(t/=3));var o=browser.now(),i=o-(this._time||0);this._pos=DOM.mousePos(this._el,e),this._time=o,0!==t&&t%4.000244140625==0?this._type="wheel":0!==t&&Math.abs(t)<4?this._type="trackpad":i>400?(this._type=null,this._lastValue=t,this._timeout=setTimeout(this._onTimeout,40)):this._type||(this._type=Math.abs(i*t)<200?"trackpad":"wheel",this._timeout&&(clearTimeout(this._timeout),this._timeout=null,t+=this._lastValue)),e.shiftKey&&t&&(t/=4),this._type&&this._zoom(-t,e),e.preventDefault()},ScrollZoomHandler.prototype._onTimeout=function(){this._type="wheel",this._zoom(-this._lastValue)},ScrollZoomHandler.prototype._zoom=function(e,t){if(0!==e){var o=this._map,i=2/(1+Math.exp(-Math.abs(e/100)));e<0&&0!==i&&(i=1/i);var l=o.ease?o.ease.to:o.transform.scale,s=o.transform.scaleZoom(l*i);o.zoomTo(s,{duration:"wheel"===this._type?200:0,around:this._aroundCenter?o.getCenter():o.unproject(this._pos),delayEndEvents:200,smoothEasing:!0},{originalEvent:t})}},module.exports=ScrollZoomHandler},{"../../util/browser":245,"../../util/dom":252,"../../util/util":266,"../../util/window":247}],238:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),window=_dereq_("../../util/window"),inertiaEasing=util.bezier(0,0,.15,1),TouchZoomRotateHandler=function(t){this._map=t,this._el=t.getCanvasContainer(),util.bindAll(["_onStart","_onMove","_onEnd"],this)};TouchZoomRotateHandler.prototype.isEnabled=function(){return!!this._enabled},TouchZoomRotateHandler.prototype.enable=function(t){this.isEnabled()||(this._el.classList.add("mapboxgl-touch-zoom-rotate"),this._el.addEventListener("touchstart",this._onStart,!1),this._enabled=!0,this._aroundCenter=t&&"center"===t.around)},TouchZoomRotateHandler.prototype.disable=function(){this.isEnabled()&&(this._el.classList.remove("mapboxgl-touch-zoom-rotate"),this._el.removeEventListener("touchstart",this._onStart),this._enabled=!1)},TouchZoomRotateHandler.prototype.disableRotation=function(){this._rotationDisabled=!0},TouchZoomRotateHandler.prototype.enableRotation=function(){this._rotationDisabled=!1},TouchZoomRotateHandler.prototype._onStart=function(t){if(2===t.touches.length){var e=DOM.mousePos(this._el,t.touches[0]),o=DOM.mousePos(this._el,t.touches[1]);this._startVec=e.sub(o),this._startScale=this._map.transform.scale,this._startBearing=this._map.transform.bearing,this._gestureIntent=void 0,this._inertia=[],window.document.addEventListener("touchmove",this._onMove,!1),window.document.addEventListener("touchend",this._onEnd,!1)}},TouchZoomRotateHandler.prototype._onMove=function(t){if(2===t.touches.length){var e=DOM.mousePos(this._el,t.touches[0]),o=DOM.mousePos(this._el,t.touches[1]),i=e.add(o).div(2),n=e.sub(o),a=n.mag()/this._startVec.mag(),r=this._rotationDisabled?0:180*n.angleWith(this._startVec)/Math.PI,s=this._map;if(this._gestureIntent){var h={duration:0,around:s.unproject(i)};"rotate"===this._gestureIntent&&(h.bearing=this._startBearing+r),"zoom"!==this._gestureIntent&&"rotate"!==this._gestureIntent||(h.zoom=s.transform.scaleZoom(this._startScale*a)),s.stop(),this._drainInertiaBuffer(),this._inertia.push([Date.now(),a,i]),s.easeTo(h,{originalEvent:t})}else{var u=Math.abs(1-a)>.15;Math.abs(r)>10?this._gestureIntent="rotate":u&&(this._gestureIntent="zoom"),this._gestureIntent&&(this._startVec=n,this._startScale=s.transform.scale,this._startBearing=s.transform.bearing)}t.preventDefault()}},TouchZoomRotateHandler.prototype._onEnd=function(t){window.document.removeEventListener("touchmove",this._onMove),window.document.removeEventListener("touchend",this._onEnd),this._drainInertiaBuffer();var e=this._inertia,o=this._map;if(e.length<2)o.snapToNorth({},{originalEvent:t});else{var i=e[e.length-1],n=e[0],a=o.transform.scaleZoom(this._startScale*i[1]),r=o.transform.scaleZoom(this._startScale*n[1]),s=a-r,h=(i[0]-n[0])/1e3,u=i[2];if(0!==h&&a!==r){var l=.15*s/h;Math.abs(l)>2.5&&(l=l>0?2.5:-2.5);var d=1e3*Math.abs(l/(12*.15)),c=a+l*d/2e3;c<0&&(c=0),o.easeTo({zoom:c,duration:d,easing:inertiaEasing,around:this._aroundCenter?o.getCenter():o.unproject(u)},{originalEvent:t})}else o.snapToNorth({},{originalEvent:t})}},TouchZoomRotateHandler.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=Date.now();t.length>2&&e-t[0][0]>160;)t.shift()},module.exports=TouchZoomRotateHandler},{"../../util/dom":252,"../../util/util":266,"../../util/window":247}],239:[function(_dereq_,module,exports){"use strict";var util=_dereq_("../util/util"),window=_dereq_("../util/window"),throttle=_dereq_("../util/throttle"),Hash=function(){util.bindAll(["_onHashChange","_updateHash"],this),this._updateHash=throttle(this._updateHashUnthrottled.bind(this),300)};Hash.prototype.addTo=function(t){return this._map=t,window.addEventListener("hashchange",this._onHashChange,!1),this._map.on("moveend",this._updateHash),this},Hash.prototype.remove=function(){return window.removeEventListener("hashchange",this._onHashChange,!1),this._map.off("moveend",this._updateHash),delete this._map,this},Hash.prototype.getHashString=function(t){var h=this._map.getCenter(),e=Math.round(100*this._map.getZoom())/100,a=Math.max(0,Math.ceil(Math.log(e)/Math.LN2)),o=Math.round(h.lng*Math.pow(10,a))/Math.pow(10,a),n=Math.round(h.lat*Math.pow(10,a))/Math.pow(10,a),i=this._map.getBearing(),s=this._map.getPitch(),r="";return r+=t?"#/"+o+"/"+n+"/"+e:"#"+e+"/"+n+"/"+o,(i||s)&&(r+="/"+Math.round(10*i)/10),s&&(r+="/"+Math.round(s)),r},Hash.prototype._onHashChange=function(){var t=window.location.hash.replace("#","").split("/");return t.length>=3&&(this._map.jumpTo({center:[+t[2],+t[1]],zoom:+t[0],bearing:+(t[3]||0),pitch:+(t[4]||0)}),!0)},Hash.prototype._updateHashUnthrottled=function(){var t=this.getHashString();window.history.replaceState("","",t)},module.exports=Hash},{"../util/throttle":264,"../util/util":266,"../util/window":247}],240:[function(_dereq_,module,exports){"use strict";function removeNode(t){t.parentNode&&t.parentNode.removeChild(t)}var util=_dereq_("../util/util"),browser=_dereq_("../util/browser"),window=_dereq_("../util/window"),HTMLImageElement=_dereq_("../util/window").HTMLImageElement,DOM=_dereq_("../util/dom"),ajax=_dereq_("../util/ajax"),Style=_dereq_("../style/style"),Painter=_dereq_("../render/painter"),Transform=_dereq_("../geo/transform"),Hash=_dereq_("./hash"),bindHandlers=_dereq_("./bind_handlers"),Camera=_dereq_("./camera"),LngLat=_dereq_("../geo/lng_lat"),LngLatBounds=_dereq_("../geo/lng_lat_bounds"),Point=_dereq_("@mapbox/point-geometry"),AttributionControl=_dereq_("./control/attribution_control"),LogoControl=_dereq_("./control/logo_control"),isSupported=_dereq_("mapbox-gl-supported");_dereq_("./events");var defaultOptions={center:[0,0],zoom:0,bearing:0,pitch:0,minZoom:0,maxZoom:22,interactive:!0,scrollZoom:!0,boxZoom:!0,dragRotate:!0,dragPan:!0,keyboard:!0,doubleClickZoom:!0,touchZoomRotate:!0,bearingSnap:7,hash:!1,attributionControl:!0,failIfMajorPerformanceCaveat:!1,preserveDrawingBuffer:!1,trackResize:!0,renderWorldCopies:!0,refreshExpiredTiles:!0,maxTileCacheSize:null,transformRequest:null,collisionFadeDuration:300},Map=function(t){function e(e){var o=this;if(null!=(e=util.extend({},defaultOptions,e)).minZoom&&null!=e.maxZoom&&e.minZoom>e.maxZoom)throw new Error("maxZoom must be greater than minZoom");var r=new Transform(e.minZoom,e.maxZoom,e.renderWorldCopies);t.call(this,r,e),this._interactive=e.interactive,this._maxTileCacheSize=e.maxTileCacheSize,this._failIfMajorPerformanceCaveat=e.failIfMajorPerformanceCaveat,this._preserveDrawingBuffer=e.preserveDrawingBuffer,this._trackResize=e.trackResize,this._bearingSnap=e.bearingSnap,this._refreshExpiredTiles=e.refreshExpiredTiles,this._collisionFadeDuration=e.collisionFadeDuration;var i=e.transformRequest;if(this._transformRequest=i?function(t,e){return i(t,e)||{url:t}}:function(t){return{url:t}},"string"==typeof e.container){var n=window.document.getElementById(e.container);if(!n)throw new Error("Container '"+e.container+"' not found.");this._container=n}else this._container=e.container;e.maxBounds&&this.setMaxBounds(e.maxBounds),util.bindAll(["_onWindowOnline","_onWindowResize","_contextLost","_contextRestored","_update","_render","_onData","_onDataLoading"],this),this._setupContainer(),this._setupPainter(),this.on("move",this._update.bind(this,!1)),this.on("zoom",this._update.bind(this,!0)),this.on("move",function(){o._rerender()}),void 0!==window&&(window.addEventListener("online",this._onWindowOnline,!1),window.addEventListener("resize",this._onWindowResize,!1)),bindHandlers(this,e),this._hash=e.hash&&(new Hash).addTo(this),this._hash&&this._hash._onHashChange()||this.jumpTo({center:e.center,zoom:e.zoom,bearing:e.bearing,pitch:e.pitch}),this.resize(),e.style&&this.setStyle(e.style,{localIdeographFontFamily:e.localIdeographFontFamily}),e.attributionControl&&this.addControl(new AttributionControl),this.addControl(new LogoControl,e.logoPosition),this.on("style.load",function(){this.transform.unmodified&&this.jumpTo(this.style.stylesheet),this.style.update({transition:!1})}),this.on("data",this._onData),this.on("dataloading",this._onDataLoading)}t&&(e.__proto__=t),(e.prototype=Object.create(t&&t.prototype)).constructor=e;var o={showTileBoundaries:{},showCollisionBoxes:{},showOverdrawInspector:{},repaint:{},vertices:{}};return e.prototype.addControl=function(t,e){void 0===e&&t.getDefaultPosition&&(e=t.getDefaultPosition()),void 0===e&&(e="top-right");var o=t.onAdd(this),r=this._controlPositions[e];return-1!==e.indexOf("bottom")?r.insertBefore(o,r.firstChild):r.appendChild(o),this},e.prototype.removeControl=function(t){return t.onRemove(this),this},e.prototype.resize=function(){var t=this._containerDimensions(),e=t[0],o=t[1];return this._resizeCanvas(e,o),this.transform.resize(e,o),this.painter.resize(e,o),this.fire("movestart").fire("move").fire("resize").fire("moveend")},e.prototype.getBounds=function(){var t=new LngLatBounds(this.transform.pointLocation(new Point(0,this.transform.height)),this.transform.pointLocation(new Point(this.transform.width,0)));return(this.transform.angle||this.transform.pitch)&&(t.extend(this.transform.pointLocation(new Point(this.transform.size.x,0))),t.extend(this.transform.pointLocation(new Point(0,this.transform.size.y)))),t},e.prototype.getMaxBounds=function(){return this.transform.latRange&&2===this.transform.latRange.length&&this.transform.lngRange&&2===this.transform.lngRange.length?new LngLatBounds([this.transform.lngRange[0],this.transform.latRange[0]],[this.transform.lngRange[1],this.transform.latRange[1]]):null},e.prototype.setMaxBounds=function(t){if(t){var e=LngLatBounds.convert(t);this.transform.lngRange=[e.getWest(),e.getEast()],this.transform.latRange=[e.getSouth(),e.getNorth()],this.transform._constrain(),this._update()}else null!==t&&void 0!==t||(this.transform.lngRange=null,this.transform.latRange=null,this._update());return this},e.prototype.setMinZoom=function(t){if((t=null===t||void 0===t?0:t)>=0&&t<=this.transform.maxZoom)return this.transform.minZoom=t,this._update(),this.getZoom()=this.transform.minZoom)return this.transform.maxZoom=t,this._update(),this.getZoom()>t&&this.setZoom(t),this;throw new Error("maxZoom must be greater than the current minZoom")},e.prototype.getMaxZoom=function(){return this.transform.maxZoom},e.prototype.project=function(t){return this.transform.locationPoint(LngLat.convert(t))},e.prototype.unproject=function(t){return this.transform.pointLocation(Point.convert(t))},e.prototype.on=function(e,o,r){var i=this;if(void 0===r)return t.prototype.on.call(this,e,o);var n=function(){if("mouseenter"===e||"mouseover"===e){var t=!1;return{layer:o,listener:r,delegates:{mousemove:function(n){var s=i.getLayer(o)?i.queryRenderedFeatures(n.point,{layers:[o]}):[];s.length?t||(t=!0,r.call(i,util.extend({features:s},n,{type:e}))):t=!1},mouseout:function(){t=!1}}}}if("mouseleave"===e||"mouseout"===e){var n=!1;return{layer:o,listener:r,delegates:{mousemove:function(t){(i.getLayer(o)?i.queryRenderedFeatures(t.point,{layers:[o]}):[]).length?n=!0:n&&(n=!1,r.call(i,util.extend({},t,{type:e})))},mouseout:function(t){n&&(n=!1,r.call(i,util.extend({},t,{type:e})))}}}}return{layer:o,listener:r,delegates:(a={},a[e]=function(t){var e=i.getLayer(o)?i.queryRenderedFeatures(t.point,{layers:[o]}):[];e.length&&r.call(i,util.extend({features:e},t))},a)};var a}();this._delegatedListeners=this._delegatedListeners||{},this._delegatedListeners[e]=this._delegatedListeners[e]||[],this._delegatedListeners[e].push(n);for(var s in n.delegates)i.on(s,n.delegates[s]);return this},e.prototype.off=function(e,o,r){if(void 0===r)return t.prototype.off.call(this,e,o);if(this._delegatedListeners&&this._delegatedListeners[e])for(var n=this._delegatedListeners[e],s=0;sthis._map.transform.height-i?["bottom"]:[],t.xthis._map.transform.width-n/2&&o.push("right"),o=0===o.length?"bottom":o.join("-")}var r=t.add(e[o]).round(),s={top:"translate(-50%,0)","top-left":"translate(0,0)","top-right":"translate(-100%,0)",bottom:"translate(-50%,-100%)","bottom-left":"translate(0,-100%)","bottom-right":"translate(-100%,-100%)",left:"translate(0,-50%)",right:"translate(-100%,-50%)"},p=this._container.classList;for(var a in s)p.remove("mapboxgl-popup-anchor-"+a);p.add("mapboxgl-popup-anchor-"+o),DOM.setTransform(this._container,s[o]+" translate("+r.x+"px,"+r.y+"px)")}},o.prototype._onClickClose=function(){this.remove()},o}(Evented);module.exports=Popup},{"../geo/lng_lat":59,"../util/dom":252,"../util/evented":253,"../util/smart_wrap":262,"../util/util":266,"../util/window":247,"@mapbox/point-geometry":2}],243:[function(_dereq_,module,exports){"use strict";var util=_dereq_("./util"),Actor=function(t,e,r){this.target=t,this.parent=e,this.mapId=r,this.callbacks={},this.callbackID=0,util.bindAll(["receive"],this),this.target.addEventListener("message",this.receive,!1)};Actor.prototype.send=function(t,e,r,a,i){var s=r?this.mapId+":"+this.callbackID++:null;r&&(this.callbacks[s]=r),this.target.postMessage({targetMapId:i,sourceMapId:this.mapId,type:t,id:String(s),data:e},a)},Actor.prototype.receive=function(t){var e,r=this,a=t.data,i=a.id;if(!a.targetMapId||this.mapId===a.targetMapId){var s=function(t,e,a){r.target.postMessage({sourceMapId:r.mapId,type:"",id:String(i),error:t?String(t):null,data:e},a)};if(""===a.type)e=this.callbacks[a.id],delete this.callbacks[a.id],e&&a.error?e(new Error(a.error)):e&&e(null,a.data);else if(void 0!==a.id&&this.parent[a.type])this.parent[a.type](a.sourceMapId,a.data,s);else if(void 0!==a.id&&this.parent.getWorkerSource){var o=a.type.split(".");this.parent.getWorkerSource(a.sourceMapId,o[0])[o[1]](a.data,s)}else this.parent[a.type](a.data)}},Actor.prototype.remove=function(){this.target.removeEventListener("message",this.receive,!1)},module.exports=Actor},{"./util":266}],244:[function(_dereq_,module,exports){"use strict";function makeRequest(e){var t=new window.XMLHttpRequest;t.open("GET",e.url,!0);for(var r in e.headers)t.setRequestHeader(r,e.headers[r]);return t.withCredentials="include"===e.credentials,t}function sameOrigin(e){var t=window.document.createElement("a");return t.href=e,t.protocol===window.document.location.protocol&&t.host===window.document.location.host}var window=_dereq_("./window"),ResourceType={Unknown:"Unknown",Style:"Style",Source:"Source",Tile:"Tile",Glyphs:"Glyphs",SpriteImage:"SpriteImage",SpriteJSON:"SpriteJSON",Image:"Image"};exports.ResourceType=ResourceType,"function"==typeof Object.freeze&&Object.freeze(ResourceType);var AJAXError=function(e){function t(t,r){e.call(this,t),this.status=r}return e&&(t.__proto__=e),t.prototype=Object.create(e&&e.prototype),t.prototype.constructor=t,t}(Error);exports.getJSON=function(e,t){var r=makeRequest(e);return r.setRequestHeader("Accept","application/json"),r.onerror=function(){t(new Error(r.statusText))},r.onload=function(){if(r.status>=200&&r.status<300&&r.response){var e;try{e=JSON.parse(r.response)}catch(e){return t(e)}t(null,e)}else t(new AJAXError(r.statusText,r.status))},r.send(),r},exports.getArrayBuffer=function(e,t){var r=makeRequest(e);return r.responseType="arraybuffer",r.onerror=function(){t(new Error(r.statusText))},r.onload=function(){var e=r.response;if(0===e.byteLength&&200===r.status)return t(new Error("http status 200 returned without content."));r.status>=200&&r.status<300&&r.response?t(null,{data:e,cacheControl:r.getResponseHeader("Cache-Control"),expires:r.getResponseHeader("Expires")}):t(new AJAXError(r.statusText,r.status))},r.send(),r};exports.getImage=function(e,t){return exports.getArrayBuffer(e,function(e,r){if(e)t(e);else if(r){var n=new window.Image,o=window.URL||window.webkitURL;n.onload=function(){t(null,n),o.revokeObjectURL(n.src)};var s=new window.Blob([new Uint8Array(r.data)],{type:"image/png"});n.cacheControl=r.cacheControl,n.expires=r.expires,n.src=r.data.byteLength?o.createObjectURL(s):"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAC0lEQVQYV2NgAAIAAAUAAarVyFEAAAAASUVORK5CYII="}})},exports.getVideo=function(e,t){var r=window.document.createElement("video");r.onloadstart=function(){t(null,r)};for(var n=0;n=o+n?e.call(t,1):(e.call(t,(r-o)/n),frame(a))}}if(!n)return e.call(t,1),null;var i=!1,o=now();return frame(a),function(){i=!0}},getImageData:function(e){var n=window.document.createElement("canvas"),t=n.getContext("2d");if(!t)throw new Error("failed to create canvas 2d context");return n.width=e.width,n.height=e.height,t.drawImage(e,0,0,e.width,e.height),t.getImageData(0,0,e.width,e.height)},hardwareConcurrency:window.navigator.hardwareConcurrency||4,get devicePixelRatio(){return window.devicePixelRatio},supportsWebp:!1};var webpImgTest=window.document.createElement("img");webpImgTest.onload=function(){module.exports.supportsWebp=!0},webpImgTest.src="data:image/webp;base64,UklGRh4AAABXRUJQVlA4TBEAAAAvAQAAAAfQ//73v/+BiOh/AAA="},{"./window":247}],246:[function(_dereq_,module,exports){"use strict";var WebWorkify=_dereq_("webworkify"),window=_dereq_("../window"),workerURL=window.URL.createObjectURL(new WebWorkify(_dereq_("../../source/worker"),{bare:!0}));module.exports=function(){return new window.Worker(workerURL)}},{"../../source/worker":107,"../window":247,webworkify:39}],247:[function(_dereq_,module,exports){"use strict";module.exports=self},{}],248:[function(_dereq_,module,exports){"use strict";function compareAreas(e,r){return r.area-e.area}var quickselect=_dereq_("quickselect"),calculateSignedArea=_dereq_("./util").calculateSignedArea;module.exports=function(e,r){var a=e.length;if(a<=1)return[e];for(var t,u,c=[],i=0;i1)for(var n=0;n0||this._oneTimeListeners&&this._oneTimeListeners[e]&&this._oneTimeListeners[e].length>0||this._eventedParent&&this._eventedParent.listens(e)},Evented.prototype.setEventedParent=function(e,t){return this._eventedParent=e,this._eventedParentData=t,this},module.exports=Evented},{"./util":266}],254:[function(_dereq_,module,exports){"use strict";function compareMax(e,t){return t.max-e.max}function Cell(e,t,n,o){this.p=new Point(e,t),this.h=n,this.d=function(e,t){for(var n=!1,o=1/0,r=0;re.y!=p.y>e.y&&e.x<(p.x-s.x)*(e.y-s.y)/(p.y-s.y)+s.x&&(n=!n),o=Math.min(o,distToSegmentSquared(e,s,p))}return(n?1:-1)*Math.sqrt(o)}(this.p,o),this.max=this.d+this.h*Math.SQRT2}var Queue=_dereq_("tinyqueue"),Point=_dereq_("@mapbox/point-geometry"),distToSegmentSquared=_dereq_("./intersection_tests").distToSegmentSquared;module.exports=function(e,t,n){void 0===t&&(t=1),void 0===n&&(n=!1);for(var o=1/0,r=1/0,i=-1/0,l=-1/0,u=e[0],a=0;ai)&&(i=s.x),(!a||s.y>l)&&(l=s.y)}var p=i-o,h=l-r,d=Math.min(p,h),x=d/2,y=new Queue(null,compareMax);if(0===d)return new Point(o,r);for(var g=o;gm.d||!m.d)&&(m=c,n&&console.log("found best %d after %d probes",Math.round(1e4*c.d)/1e4,v)),c.max-m.d<=t||(x=c.h/2,y.push(new Cell(c.p.x-x,c.p.y-x,x,e)),y.push(new Cell(c.p.x+x,c.p.y-x,x,e)),y.push(new Cell(c.p.x-x,c.p.y+x,x,e)),y.push(new Cell(c.p.x+x,c.p.y+x,x,e)),v+=4)}return n&&(console.log("num probes: "+v),console.log("best distance: "+m.d)),m.p}},{"./intersection_tests":257,"@mapbox/point-geometry":2,tinyqueue:33}],255:[function(_dereq_,module,exports){"use strict";var globalWorkerPool,WorkerPool=_dereq_("./worker_pool");module.exports=function(){return globalWorkerPool||(globalWorkerPool=new WorkerPool),globalWorkerPool}},{"./worker_pool":269}],256:[function(_dereq_,module,exports){"use strict";function createImage(e,t,i){var h=e.width,a=e.height;if(i){if(i.length!==h*a*t)throw new RangeError("mismatched image size")}else i=new Uint8Array(h*a*t);return{width:h,height:a,data:i}}function resizeImage(e,t,i){var h=t.width,a=t.height;if(h===e.width&&a===e.height)return e;var r=createImage({width:h,height:a},i);copyImage(e,r,{x:0,y:0},{x:0,y:0},{width:Math.min(e.width,h),height:Math.min(e.height,a)},i),e.width=h,e.height=a,e.data=r.data}function copyImage(e,t,i,h,a,r){if(0===a.width||0===a.height)return t;if(a.width>e.width||a.height>e.height||i.x>e.width-a.width||i.y>e.height-a.height)throw new RangeError("out of range source coordinates for image copy");if(a.width>t.width||a.height>t.height||h.x>t.width-a.width||h.y>t.height-a.height)throw new RangeError("out of range destination coordinates for image copy");for(var g=e.data,n=t.data,o=0;o1?n.distSqr(e):n.distSqr(e.sub(t)._mult(o)._add(t))}function multiPolygonContainsPoint(n,t){for(var e,r,o,i=!1,l=0;lt.y!=o.y>t.y&&t.x<(o.x-r.x)*(t.y-r.y)/(o.y-r.y)+r.x&&(i=!i);return i}function polygonContainsPoint(n,t){for(var e=!1,r=0,o=n.length-1;rt.y!=l.y>t.y&&t.x<(l.x-i.x)*(t.y-i.y)/(l.y-i.y)+i.x&&(e=!e)}return e}var isCounterClockwise=_dereq_("./util").isCounterClockwise;module.exports={multiPolygonIntersectsBufferedMultiPoint:function(n,t,e){for(var r=0;r=3)for(var u=0;u1){if(lineIntersectsLine(n,t))return!0;for(var r=0;r=128&&n<=255},Arabic:function(n){return n>=1536&&n<=1791},"Arabic Supplement":function(n){return n>=1872&&n<=1919},"Arabic Extended-A":function(n){return n>=2208&&n<=2303},"Hangul Jamo":function(n){return n>=4352&&n<=4607},"Unified Canadian Aboriginal Syllabics":function(n){return n>=5120&&n<=5759},"Unified Canadian Aboriginal Syllabics Extended":function(n){return n>=6320&&n<=6399},"General Punctuation":function(n){return n>=8192&&n<=8303},"Letterlike Symbols":function(n){return n>=8448&&n<=8527},"Number Forms":function(n){return n>=8528&&n<=8591},"Miscellaneous Technical":function(n){return n>=8960&&n<=9215},"Control Pictures":function(n){return n>=9216&&n<=9279},"Optical Character Recognition":function(n){return n>=9280&&n<=9311},"Enclosed Alphanumerics":function(n){return n>=9312&&n<=9471},"Geometric Shapes":function(n){return n>=9632&&n<=9727},"Miscellaneous Symbols":function(n){return n>=9728&&n<=9983},"Miscellaneous Symbols and Arrows":function(n){return n>=11008&&n<=11263},"CJK Radicals Supplement":function(n){return n>=11904&&n<=12031},"Kangxi Radicals":function(n){return n>=12032&&n<=12255},"Ideographic Description Characters":function(n){return n>=12272&&n<=12287},"CJK Symbols and Punctuation":function(n){return n>=12288&&n<=12351},Hiragana:function(n){return n>=12352&&n<=12447},Katakana:function(n){return n>=12448&&n<=12543},Bopomofo:function(n){return n>=12544&&n<=12591},"Hangul Compatibility Jamo":function(n){return n>=12592&&n<=12687},Kanbun:function(n){return n>=12688&&n<=12703},"Bopomofo Extended":function(n){return n>=12704&&n<=12735},"CJK Strokes":function(n){return n>=12736&&n<=12783},"Katakana Phonetic Extensions":function(n){return n>=12784&&n<=12799},"Enclosed CJK Letters and Months":function(n){return n>=12800&&n<=13055},"CJK Compatibility":function(n){return n>=13056&&n<=13311},"CJK Unified Ideographs Extension A":function(n){return n>=13312&&n<=19903},"Yijing Hexagram Symbols":function(n){return n>=19904&&n<=19967},"CJK Unified Ideographs":function(n){return n>=19968&&n<=40959},"Yi Syllables":function(n){return n>=40960&&n<=42127},"Yi Radicals":function(n){return n>=42128&&n<=42191},"Hangul Jamo Extended-A":function(n){return n>=43360&&n<=43391},"Hangul Syllables":function(n){return n>=44032&&n<=55215},"Hangul Jamo Extended-B":function(n){return n>=55216&&n<=55295},"Private Use Area":function(n){return n>=57344&&n<=63743},"CJK Compatibility Ideographs":function(n){return n>=63744&&n<=64255},"Arabic Presentation Forms-A":function(n){return n>=64336&&n<=65023},"Vertical Forms":function(n){return n>=65040&&n<=65055},"CJK Compatibility Forms":function(n){return n>=65072&&n<=65103},"Small Form Variants":function(n){return n>=65104&&n<=65135},"Arabic Presentation Forms-B":function(n){return n>=65136&&n<=65279},"Halfwidth and Fullwidth Forms":function(n){return n>=65280&&n<=65519}}},{}],259:[function(_dereq_,module,exports){"use strict";var LRUCache=function(t,e){this.max=t,this.onRemove=e,this.reset()};LRUCache.prototype.reset=function(){var t=this;for(var e in t.data)t.onRemove(t.data[e]);return this.data={},this.order=[],this},LRUCache.prototype.add=function(t,e){if(this.has(t))this.order.splice(this.order.indexOf(t),1),this.data[t]=e,this.order.push(t);else if(this.data[t]=e,this.order.push(t),this.order.length>this.max){var r=this.get(this.order[0]);r&&this.onRemove(r)}return this},LRUCache.prototype.has=function(t){return t in this.data},LRUCache.prototype.keys=function(){return this.order},LRUCache.prototype.getAndRemove=function(t){if(!this.has(t))return null;var e=this.data[t];return delete this.data[t],this.order.splice(this.order.indexOf(t),1),e},LRUCache.prototype.get=function(t){return this.has(t)?this.data[t]:null},LRUCache.prototype.remove=function(t){if(!this.has(t))return this;var e=this.data[t];return delete this.data[t],this.onRemove(e),this.order.splice(this.order.indexOf(t),1),this},LRUCache.prototype.setMaxSize=function(t){var e=this;for(this.max=t;this.order.length>this.max;){var r=e.getAndRemove(e.order[0]);r&&e.onRemove(r)}return this},module.exports=LRUCache},{}],260:[function(_dereq_,module,exports){"use strict";function makeAPIURL(r,e){var t=parseUrl(config.API_URL);if(r.protocol=t.protocol,r.authority=t.authority,"/"!==t.path&&(r.path=""+t.path+r.path),!config.REQUIRE_ACCESS_TOKEN)return formatUrl(r);if(!(e=e||config.ACCESS_TOKEN))throw new Error("An API access token is required to use Mapbox GL. "+help);if("s"===e[0])throw new Error("Use a public access token (pk.*) with Mapbox GL, not a secret access token (sk.*). "+help);return r.params.push("access_token="+e),formatUrl(r)}function isMapboxURL(r){return 0===r.indexOf("mapbox:")}function parseUrl(r){var e=r.match(urlRe);if(!e)throw new Error("Unable to parse URL object");return{protocol:e[1],authority:e[2],path:e[3]||"/",params:e[4]?e[4].split("&"):[]}}function formatUrl(r){var e=r.params.length?"?"+r.params.join("&"):"";return r.protocol+"://"+r.authority+r.path+e}var config=_dereq_("./config"),browser=_dereq_("./browser"),help="See https://www.mapbox.com/api-documentation/#access-tokens";exports.isMapboxURL=isMapboxURL,exports.normalizeStyleURL=function(r,e){if(!isMapboxURL(r))return r;var t=parseUrl(r);return t.path="/styles/v1"+t.path,makeAPIURL(t,e)},exports.normalizeGlyphsURL=function(r,e){if(!isMapboxURL(r))return r;var t=parseUrl(r);return t.path="/fonts/v1"+t.path,makeAPIURL(t,e)},exports.normalizeSourceURL=function(r,e){if(!isMapboxURL(r))return r;var t=parseUrl(r);return t.path="/v4/"+t.authority+".json",t.params.push("secure"),makeAPIURL(t,e)},exports.normalizeSpriteURL=function(r,e,t,a){var o=parseUrl(r);return isMapboxURL(r)?(o.path="/styles/v1"+o.path+"/sprite"+e+t,makeAPIURL(o,a)):(o.path+=""+e+t,formatUrl(o))};var imageExtensionRe=/(\.(png|jpg)\d*)(?=$)/;exports.normalizeTileURL=function(r,e,t){if(!e||!isMapboxURL(e))return r;var a=parseUrl(r),o=browser.devicePixelRatio>=2||512===t?"@2x":"",p=browser.supportsWebp?".webp":"$1";return a.path=a.path.replace(imageExtensionRe,""+o+p),function(r){for(var e=0;e=65097&&a<=65103)||isChar["CJK Compatibility Ideographs"](a)||isChar["CJK Compatibility"](a)||isChar["CJK Radicals Supplement"](a)||isChar["CJK Strokes"](a)||!(!isChar["CJK Symbols and Punctuation"](a)||a>=12296&&a<=12305||a>=12308&&a<=12319||12336===a)||isChar["CJK Unified Ideographs Extension A"](a)||isChar["CJK Unified Ideographs"](a)||isChar["Enclosed CJK Letters and Months"](a)||isChar["Hangul Compatibility Jamo"](a)||isChar["Hangul Jamo Extended-A"](a)||isChar["Hangul Jamo Extended-B"](a)||isChar["Hangul Jamo"](a)||isChar["Hangul Syllables"](a)||isChar.Hiragana(a)||isChar["Ideographic Description Characters"](a)||isChar.Kanbun(a)||isChar["Kangxi Radicals"](a)||isChar["Katakana Phonetic Extensions"](a)||isChar.Katakana(a)&&12540!==a||!(!isChar["Halfwidth and Fullwidth Forms"](a)||65288===a||65289===a||65293===a||a>=65306&&a<=65310||65339===a||65341===a||65343===a||a>=65371&&a<=65503||65507===a||a>=65512&&a<=65519)||!(!isChar["Small Form Variants"](a)||a>=65112&&a<=65118||a>=65123&&a<=65126)||isChar["Unified Canadian Aboriginal Syllabics"](a)||isChar["Unified Canadian Aboriginal Syllabics Extended"](a)||isChar["Vertical Forms"](a)||isChar["Yijing Hexagram Symbols"](a)||isChar["Yi Syllables"](a)||isChar["Yi Radicals"](a)))},exports.charHasNeutralVerticalOrientation=function(a){return!!(isChar["Latin-1 Supplement"](a)&&(167===a||169===a||174===a||177===a||188===a||189===a||190===a||215===a||247===a)||isChar["General Punctuation"](a)&&(8214===a||8224===a||8225===a||8240===a||8241===a||8251===a||8252===a||8258===a||8263===a||8264===a||8265===a||8273===a)||isChar["Letterlike Symbols"](a)||isChar["Number Forms"](a)||isChar["Miscellaneous Technical"](a)&&(a>=8960&&a<=8967||a>=8972&&a<=8991||a>=8996&&a<=9e3||9003===a||a>=9085&&a<=9114||a>=9150&&a<=9165||9167===a||a>=9169&&a<=9179||a>=9186&&a<=9215)||isChar["Control Pictures"](a)&&9251!==a||isChar["Optical Character Recognition"](a)||isChar["Enclosed Alphanumerics"](a)||isChar["Geometric Shapes"](a)||isChar["Miscellaneous Symbols"](a)&&!(a>=9754&&a<=9759)||isChar["Miscellaneous Symbols and Arrows"](a)&&(a>=11026&&a<=11055||a>=11088&&a<=11097||a>=11192&&a<=11243)||isChar["CJK Symbols and Punctuation"](a)||isChar.Katakana(a)||isChar["Private Use Area"](a)||isChar["CJK Compatibility Forms"](a)||isChar["Small Form Variants"](a)||isChar["Halfwidth and Fullwidth Forms"](a)||8734===a||8756===a||8757===a||a>=9984&&a<=10087||a>=10102&&a<=10131||65532===a||65533===a)},exports.charHasRotatedVerticalOrientation=function(a){return!(exports.charHasUprightVerticalOrientation(a)||exports.charHasNeutralVerticalOrientation(a))}},{"./is_char_in_unicode_block":258}],262:[function(_dereq_,module,exports){"use strict";var LngLat=_dereq_("../geo/lng_lat");module.exports=function(n,t,l){if(n=new LngLat(n.lng,n.lat),t){var a=new LngLat(n.lng-360,n.lat),i=new LngLat(n.lng+360,n.lat),o=l.locationPoint(n).distSqr(t);l.locationPoint(a).distSqr(t)180;){var e=l.locationPoint(n);if(e.x>=0&&e.y>=0&&e.x<=l.width&&e.y<=l.height)break;n.lng>l.center.lng?n.lng-=360:n.lng+=360}return n}},{"../geo/lng_lat":59}],263:[function(_dereq_,module,exports){"use strict";function align(t,e){return Math.ceil(t/e)*e}function sizeOf(t){return viewTypes[t].BYTES_PER_ELEMENT}function getArrayViewName(t){return t.toLowerCase()}module.exports=function(t){var e=JSON.stringify(t);if(structArrayTypeCache[e])return structArrayTypeCache[e];var r=void 0===t.alignment?1:t.alignment,n=0,i=0,a=["Uint8"],o=t.members.map(function(t){a.indexOf(t.type)<0&&a.push(t.type);var e=sizeOf(t.type),o=n=align(n,Math.max(r,e)),s=t.components||1;return i=Math.max(i,e),n+=e*s,{name:t.name,type:t.type,components:s,offset:o}}),s=align(n,Math.max(i,r)),p=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e}(Struct);p.prototype.alignment=r,p.prototype.size=s;for(var y=0,c=o;y1&&(f+=u),f in p.prototype)throw new Error(f+" is a reserved name and cannot be used as a member name.");Object.defineProperty(p.prototype,f,function(t,e){var r=function(t,e){var r="this._pos"+sizeOf(t.type).toFixed(0),n=(t.offset/sizeOf(t.type)+e).toFixed(0),i=r+" + "+n;return"this._structArray."+getArrayViewName(t.type)+"["+i+"]"}(h,u);return{get:new Function("return "+r+";"),set:new Function("x",r+" = x;")}}())}var m=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e}(StructArray);m.prototype.members=o,m.prototype.StructType=p,m.prototype.bytesPerElement=s,m.prototype.emplaceBack=function(t,e){for(var r=[],n=[],i="var i = this.length;\nthis.resize(this.length + 1);\n",a=0,o=t;a1&&(_+=v),_ in m.prototype)throw new Error(_+" is a reserved name and cannot be used as a member name.");m.prototype[_]=function(t,e,r){var n=(t.offset/sizeOf(t.type)+e).toFixed(0),i=r/sizeOf(t.type);return new Function("index","return this."+getArrayViewName(t.type)+"[index * "+i+" + "+n+"];")}(g,v,s)}return m};var viewTypes={Int8:Int8Array,Uint8:Uint8Array,Int16:Int16Array,Uint16:Uint16Array,Int32:Int32Array,Uint32:Uint32Array,Float32:Float32Array},Struct=function(t,e){this._structArray=t,this._pos1=e*this.size,this._pos2=this._pos1/2,this._pos4=this._pos1/4,this._pos8=this._pos1/8},StructArray=function(t){this.isTransferred=!1,void 0!==t?(this.arrayBuffer=t.arrayBuffer,this.length=t.length,this.capacity=this.arrayBuffer.byteLength/this.bytesPerElement,this._refreshViews()):(this.capacity=-1,this.resize(0))};StructArray.serialize=function(){return{members:this.prototype.members,alignment:this.prototype.StructType.prototype.alignment}},StructArray.prototype.serialize=function(t){return this._trim(),t&&(this.isTransferred=!0,t.push(this.arrayBuffer)),{length:this.length,arrayBuffer:this.arrayBuffer}},StructArray.prototype.get=function(t){return new this.StructType(this,t)},StructArray.prototype._trim=function(){this.length!==this.capacity&&(this.capacity=this.length,this.arrayBuffer=this.arrayBuffer.slice(0,this.length*this.bytesPerElement),this._refreshViews())},StructArray.prototype.clear=function(){this.length=0},StructArray.prototype.resize=function(t){if(this.length=t,t>this.capacity){this.capacity=Math.max(t,Math.floor(5*this.capacity),128),this.arrayBuffer=new ArrayBuffer(this.capacity*this.bytesPerElement);var e=this.uint8;this._refreshViews(),e&&this.uint8.set(e)}},StructArray.prototype._refreshViews=function(){for(var t=this,e=0,r=t._usedTypes;e=1)return 1;var e=r*r,t=e*r;return 4*(r<.5?t:3*(r-e)+t-.75)},exports.bezier=function(r,e,t,n){var o=new UnitBezier(r,e,t,n);return function(r){return o.solve(r)}},exports.ease=exports.bezier(.25,.1,.25,1),exports.clamp=function(r,e,t){return Math.min(t,Math.max(e,r))},exports.wrap=function(r,e,t){var n=t-e,o=((r-e)%n+n)%n+e;return o===e?t:o},exports.asyncAll=function(r,e,t){if(!r.length)return t(null,[]);var n=r.length,o=new Array(r.length),a=null;r.forEach(function(r,i){e(r,function(r,e){r&&(a=r),o[i]=e,0==--n&&t(a,o)})})},exports.values=function(r){var e=[];for(var t in r)e.push(r[t]);return e},exports.keysDifference=function(r,e){var t=[];for(var n in r)n in e||t.push(n);return t},exports.extend=function(r){for(var e=[],t=arguments.length-1;t-- >0;)e[t]=arguments[t+1];for(var n=0,o=e;n=0)return!0;return!1};var warnOnceHistory={};exports.warnOnce=function(r){warnOnceHistory[r]||("undefined"!=typeof console&&console.warn(r),warnOnceHistory[r]=!0)},exports.isCounterClockwise=function(r,e,t){return(t.y-r.y)*(e.x-r.x)>(e.y-r.y)*(t.x-r.x)},exports.calculateSignedArea=function(r){for(var e=0,t=0,n=r.length,o=n-1,a=void 0,i=void 0;t0||Math.abs(e.y-t.y)>0)&&Math.abs(exports.calculateSignedArea(r))>.01},exports.sphericalToCartesian=function(r){var e=r[0],t=r[1],n=r[2];return t+=90,t*=Math.PI/180,n*=Math.PI/180,{x:e*Math.cos(t)*Math.sin(n),y:e*Math.sin(t)*Math.sin(n),z:e*Math.cos(n)}},exports.parseCacheControl=function(r){var t={};if(r.replace(/(?:^|(?:\s*\,\s*))([^\x00-\x20\(\)<>@\,;\:\\"\/\[\]\?\=\{\}\x7F]+)(?:\=(?:([^\x00-\x20\(\)<>@\,;\:\\"\/\[\]\?\=\{\}\x7F]+)|(?:\"((?:[^"\\]|\\.)*)\")))?/g,function(r,e,n,o){var a=n||o;return t[e]=!a||a.toLowerCase(),""}),t["max-age"]){var n=parseInt(t["max-age"],10);isNaN(n)?delete t["max-age"]:t["max-age"]=n}return t}},{"../geo/coordinate":58,"@mapbox/point-geometry":2,"@mapbox/unitbezier":5}],267:[function(_dereq_,module,exports){"use strict";var Feature=function(e,t,r,o){this.type="Feature",this._vectorTileFeature=e,e._z=t,e._x=r,e._y=o,this.properties=e.properties,null!=e.id&&(this.id=e.id)},prototypeAccessors={geometry:{}};prototypeAccessors.geometry.get=function(){return void 0===this._geometry&&(this._geometry=this._vectorTileFeature.toGeoJSON(this._vectorTileFeature._x,this._vectorTileFeature._y,this._vectorTileFeature._z).geometry),this._geometry},prototypeAccessors.geometry.set=function(e){this._geometry=e},Feature.prototype.toJSON=function(){var t={geometry:this.geometry};for(var r in this)"_geometry"!==r&&"_vectorTileFeature"!==r&&(t[r]=this[r]);return t},Object.defineProperties(Feature.prototype,prototypeAccessors),module.exports=Feature},{}],268:[function(_dereq_,module,exports){"use strict";var scriptDetection=_dereq_("./script_detection");module.exports=function(t){for(var o="",e=0;e":"﹀","?":"︖","@":"＠","[":"﹇","\\":"＼","]":"﹈","^":"＾",_:"︳","`":"｀","{":"︷","|":"―","}":"︸","~":"～","¢":"￠","£":"￡","¥":"￥","¦":"￤","¬":"￢","¯":"￣","–":"︲","—":"︱","‘":"﹃","’":"﹄","“":"﹁","”":"﹂","…":"︙","‧":"・","₩":"￦","、":"︑","。":"︒","〈":"︿","〉":"﹀","《":"︽","》":"︾","「":"﹁","」":"﹂","『":"﹃","』":"﹄","【":"︻","】":"︼","〔":"︹","〕":"︺","〖":"︗","〗":"︘","！":"︕","（":"︵","）":"︶","，":"︐","－":"︲","．":"・","：":"︓","；":"︔","＜":"︿","＞":"﹀","？":"︖","［":"﹇","］":"﹈","＿":"︳","｛":"︷","｜":"―","｝":"︸","｟":"︵","｠":"︶","｡":"︒","｢":"﹁","｣":"﹂"}},{"./script_detection":261}],269:[function(_dereq_,module,exports){"use strict";var WebWorker=_dereq_("./web_worker"),WorkerPool=function(){this.active={}};WorkerPool.prototype.acquire=function(r){if(!this.workers){var o=_dereq_("../").workerCount;for(this.workers=[];this.workers.length1&&void 0!==arguments[1]?arguments[1]:null,places=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,data=void 0,dataLatitude=div.dataset.latitude,dataLongitude=div.dataset.longitude,dataName=div.dataset.name,dataMarker=div.dataset.marker;if(""==dataMarker&&(dataMarker="circle"),data=null==dataName?{type:"FeatureCollection",features:[{type:"Feature",geometry:{type:"Point",coordinates:[dataLongitude,dataLatitude]},properties:{title:"Current Location",icon:"circle-stroked",uri:"current-location"}}]}:{type:"FeatureCollection",features:[{type:"Feature",geometry:{type:"Point",coordinates:[dataLongitude,dataLatitude]},properties:{title:dataName,icon:dataMarker}}]},null!=places){var _iteratorNormalCompletion=!0,_didIteratorError=!1,_iteratorError=void 0;try{for(var _step,_iterator=places[Symbol.iterator]();!(_iteratorNormalCompletion=(_step=_iterator.next()).done);_iteratorNormalCompletion=!0){var place=_step.value,placeLongitude=(0,_parseLocation2.default)(place.location).longitude,placeLatitude=(0,_parseLocation2.default)(place.location).latitude;data.features.push({type:"Feature",geometry:{type:"Point",coordinates:[placeLongitude,placeLatitude]},properties:{title:place.name,icon:"circle",uri:place.slug}})}}catch(err){_didIteratorError=!0,_iteratorError=err}finally{try{!_iteratorNormalCompletion&&_iterator.return&&_iterator.return()}finally{if(_didIteratorError)throw _iteratorError}}}null!=position&&(dataLongitude=position.coords.longitude,dataLatitude=position.coords.latitude);var map=new _mapboxGl2.default.Map({container:div,style:"mapbox://styles/mapbox/streets-v9",center:[dataLongitude,dataLatitude],zoom:15});if(null==position&&map.scrollZoom.disable(),map.addControl(new _mapboxGl2.default.NavigationControl),div.appendChild(makeMapMenu(map)),map.on("load",function(){map.addLayer({id:"points",type:"symbol",source:{type:"geojson",data:data},layout:{"icon-image":"{icon}-15","text-field":"{title}","text-offset":[0,1]}})}),null!=position&&map.on("click",function(e){var features=map.queryRenderedFeatures(e.point,{layer:["points"]});features.length&&(map.flyTo({center:features[0].geometry.coordinates}),(0,_selectPlace2.default)(features[0].properties.uri))}),data.features&&data.features.length>1){var bounds=new _mapboxGl2.default.LngLatBounds,_iteratorNormalCompletion2=!0,_didIteratorError2=!1,_iteratorError2=void 0;try{for(var _step2,_iterator2=data.features[Symbol.iterator]();!(_iteratorNormalCompletion2=(_step2=_iterator2.next()).done);_iteratorNormalCompletion2=!0){var feature=_step2.value;bounds.extend(feature.geometry.coordinates)}}catch(err){_didIteratorError2=!0,_iteratorError2=err}finally{try{!_iteratorNormalCompletion2&&_iterator2.return&&_iterator2.return()}finally{if(_didIteratorError2)throw _iteratorError2}}map.fitBounds(bounds,{padding:65})}return map};var _mapboxGl2=_interopRequireDefault(__webpack_require__(1)),_parseLocation2=_interopRequireDefault(__webpack_require__(2)),_selectPlace2=_interopRequireDefault(__webpack_require__(3));_mapboxGl2.default.accessToken="pk.eyJ1Ijoiam9ubnliYXJuZXMiLCJhIjoiY2l2cDhjYW04MDAwcjJ0cG1uZnhqcm82ayJ9.qA2zeVA-nsoMh9IFrd5KQw";var titlecase=function(string){return string.split("-").map(function(_ref){var _ref2=function(arr){return Array.isArray(arr)?arr:Array.from(arr)}(_ref),first=_ref2[0],rest=_ref2.slice(1);return first.toUpperCase()+rest.join("").toLowerCase()}).join(" ")},addMapTypeOption=function(map,menu,option){var checked=arguments.length>3&&void 0!==arguments[3]&&arguments[3],input=document.createElement("input");input.setAttribute("id",option),input.setAttribute("type","radio"),input.setAttribute("name","toggle"),input.setAttribute("value",option),1==checked&&input.setAttribute("checked","checked"),input.addEventListener("click",function(){var source=map.getSource("points");map.setStyle("mapbox://styles/mapbox/"+option+"-v9"),map.on("style.load",function(){map.addLayer({id:"points",type:"symbol",source:{type:"geojson",data:source._data},layout:{"icon-image":"{icon}-15","text-field":"{title}","text-offset":[0,1]}})})});var label=document.createElement("label");label.setAttribute("for",option),label.appendChild(document.createTextNode(titlecase(option))),menu.appendChild(input),menu.appendChild(label)},makeMapMenu=function(map){var mapMenu=document.createElement("div");return mapMenu.classList.add("map-menu"),addMapTypeOption(map,mapMenu,"streets",!0),addMapTypeOption(map,mapMenu,"satellite-streets"),mapMenu}},function(module,exports){!function(f){if("object"==typeof exports&&void 0!==module)module.exports=f();else if("function"==typeof define&&define.amd)define([],f);else{("undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this).mapboxgl=f()}}(function(){return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a="function"==typeof require&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n||e)},l,l.exports,e,t,n,r)}return n[o].exports}for(var i="function"==typeof require&&require,o=0;oh.maxh||t>h.maxw||i<=h.maxh&&t<=h.maxw&&(r=h.maxw*h.maxh-t*i)n.free)){if(i===n.h)return this.allocShelf(f,t,i,s);i>n.h||ic)&&(p=2*Math.max(t,c)),(uu)&&(l=2*Math.max(i,u)),this.resize(p,l),this.packOne(t,i,s)}return null},t.prototype.allocFreebin=function(t,e,i,s){var h=this.freebins.splice(t,1)[0];return h.id=s,h.w=e,h.h=i,h.refcount=0,this.bins[s]=h,this.ref(h),h},t.prototype.allocShelf=function(t,e,i,s){var n=this.shelves[t].alloc(e,i,s);return this.bins[s]=n,this.ref(n),n},t.prototype.shrink=function(){if(this.shelves.length>0){for(var t=0,e=0,i=0;ithis.free||e>this.h)return null;var h=this.x;return this.x+=t,this.free-=t,new function(t,e,i,s,h,n,r){this.id=t,this.x=e,this.y=i,this.w=s,this.h=h,this.maxw=n||s,this.maxh=r||h,this.refcount=0}(s,h,this.y,t,e,t,this.h)},e.prototype.resize=function(t){return this.free+=t-this.w,this.w=t,!0},t})},{}],4:[function(_dereq_,module,exports){"use strict";function TinySDF(t,i,s,e,h,r){this.fontSize=t||24,this.buffer=void 0===i?3:i,this.cutoff=e||.25,this.fontFamily=h||"sans-serif",this.fontWeight=r||"normal",this.radius=s||8;var a=this.size=this.fontSize+2*this.buffer;this.canvas=document.createElement("canvas"),this.canvas.width=this.canvas.height=a,this.ctx=this.canvas.getContext("2d"),this.ctx.font=this.fontWeight+" "+this.fontSize+"px "+this.fontFamily,this.ctx.textBaseline="middle",this.ctx.fillStyle="black",this.gridOuter=new Float64Array(a*a),this.gridInner=new Float64Array(a*a),this.f=new Float64Array(a),this.d=new Float64Array(a),this.z=new Float64Array(a+1),this.v=new Int16Array(a),this.middle=Math.round(a/2*(navigator.userAgent.indexOf("Gecko/")>=0?1.2:1))}function edt(t,i,s,e,h,r,a){for(var n=0;nr)return r;for(;eh?e=s:r=s,s=.5*(r-e)+e}return s},UnitBezier.prototype.solve=function(t,i){return this.sampleCurveY(this.solveCurveX(t,i))}},{}],6:[function(_dereq_,module,exports){module.exports.VectorTile=_dereq_("./lib/vectortile.js"),module.exports.VectorTileFeature=_dereq_("./lib/vectortilefeature.js"),module.exports.VectorTileLayer=_dereq_("./lib/vectortilelayer.js")},{"./lib/vectortile.js":7,"./lib/vectortilefeature.js":8,"./lib/vectortilelayer.js":9}],7:[function(_dereq_,module,exports){"use strict";function readTile(e,r,i){if(3===e){var t=new VectorTileLayer(i,i.readVarint()+i.pos);t.length&&(r[t.name]=t)}}var VectorTileLayer=_dereq_("./vectortilelayer");module.exports=function(e,r){this.layers=e.readFields(readTile,{},r)}},{"./vectortilelayer":9}],8:[function(_dereq_,module,exports){"use strict";function VectorTileFeature(e,t,r,a,i){this.properties={},this.extent=r,this.type=0,this._pbf=e,this._geometry=-1,this._keys=a,this._values=i,e.readFields(readFeature,this,t)}function readFeature(e,t,r){1==e?t.id=r.readVarint():2==e?function(e,t){for(var r=e.readVarint()+e.pos;e.pos>3}if(i--,1===a||2===a)o+=e.readSVarint(),n+=e.readSVarint(),1===a&&(t&&s.push(t),t=[]),t.push(new Point(o,n));else{if(7!==a)throw new Error("unknown command "+a);t&&t.push(t[0].clone())}}return t&&s.push(t),s},VectorTileFeature.prototype.bbox=function(){var e=this._pbf;e.pos=this._geometry;for(var t=e.readVarint()+e.pos,r=1,a=0,i=0,o=0,n=1/0,s=-1/0,p=1/0,h=-1/0;e.pos>3}if(a--,1===r||2===r)i+=e.readSVarint(),o+=e.readSVarint(),is&&(s=i),oh&&(h=o);else if(7!==r)throw new Error("unknown command "+r)}return[n,p,s,h]},VectorTileFeature.prototype.toGeoJSON=function(e,t,r){function a(e){for(var t=0;t>3;t=1===a?e.readString():2===a?e.readFloat():3===a?e.readDouble():4===a?e.readVarint64():5===a?e.readVarint():6===a?e.readSVarint():7===a?e.readBoolean():null}return t}(r))}var VectorTileFeature=_dereq_("./vectortilefeature.js");module.exports=VectorTileLayer,VectorTileLayer.prototype.feature=function(e){if(e<0||e>=this._features.length)throw new Error("feature index out of bounds");this._pbf.pos=this._features[e];var t=this._pbf.readVarint()+this._pbf.pos;return new VectorTileFeature(this._pbf,t,this.extent,this._keys,this._values)}},{"./vectortilefeature.js":8}],10:[function(_dereq_,module,exports){!function(e,t){t("object"==typeof exports&&void 0!==module?exports:e.WhooTS=e.WhooTS||{})}(this,function(e){function o(e,t,o){var n=r(256*e,256*(t=Math.pow(2,o)-t-1),o),i=r(256*(e+1),256*(t+1),o);return n[0]+","+n[1]+","+i[0]+","+i[1]}function r(e,t,o){var r=2*Math.PI*6378137/256/Math.pow(2,o);return[e*r-2*Math.PI*6378137/2,t*r-2*Math.PI*6378137/2]}e.getURL=function(e,t,r,n,i,s){return s=s||{},e+"?"+["bbox="+o(r,n,i),"format="+(s.format||"image/png"),"service="+(s.service||"WMS"),"version="+(s.version||"1.1.1"),"request="+(s.request||"GetMap"),"srs="+(s.srs||"EPSG:3857"),"width="+(s.width||256),"height="+(s.height||256),"layers="+t].join("&")},e.getTileBBox=o,e.getMercCoords=r,Object.defineProperty(e,"__esModule",{value:!0})})},{}],11:[function(_dereq_,module,exports){function clamp_css_byte(e){return(e=Math.round(e))<0?0:e>255?255:e}function parse_css_int(e){return clamp_css_byte("%"===e[e.length-1]?parseFloat(e)/100*255:parseInt(e))}function parse_css_float(e){return function(e){return e<0?0:e>1?1:e}("%"===e[e.length-1]?parseFloat(e)/100:parseFloat(e))}function css_hue_to_rgb(e,r,l){return l<0?l+=1:l>1&&(l-=1),6*l<1?e+(r-e)*l*6:2*l<1?r:3*l<2?e+(r-e)*(2/3-l)*6:e}var kCSSColorTable={transparent:[0,0,0,0],aliceblue:[240,248,255,1],antiquewhite:[250,235,215,1],aqua:[0,255,255,1],aquamarine:[127,255,212,1],azure:[240,255,255,1],beige:[245,245,220,1],bisque:[255,228,196,1],black:[0,0,0,1],blanchedalmond:[255,235,205,1],blue:[0,0,255,1],blueviolet:[138,43,226,1],brown:[165,42,42,1],burlywood:[222,184,135,1],cadetblue:[95,158,160,1],chartreuse:[127,255,0,1],chocolate:[210,105,30,1],coral:[255,127,80,1],cornflowerblue:[100,149,237,1],cornsilk:[255,248,220,1],crimson:[220,20,60,1],cyan:[0,255,255,1],darkblue:[0,0,139,1],darkcyan:[0,139,139,1],darkgoldenrod:[184,134,11,1],darkgray:[169,169,169,1],darkgreen:[0,100,0,1],darkgrey:[169,169,169,1],darkkhaki:[189,183,107,1],darkmagenta:[139,0,139,1],darkolivegreen:[85,107,47,1],darkorange:[255,140,0,1],darkorchid:[153,50,204,1],darkred:[139,0,0,1],darksalmon:[233,150,122,1],darkseagreen:[143,188,143,1],darkslateblue:[72,61,139,1],darkslategray:[47,79,79,1],darkslategrey:[47,79,79,1],darkturquoise:[0,206,209,1],darkviolet:[148,0,211,1],deeppink:[255,20,147,1],deepskyblue:[0,191,255,1],dimgray:[105,105,105,1],dimgrey:[105,105,105,1],dodgerblue:[30,144,255,1],firebrick:[178,34,34,1],floralwhite:[255,250,240,1],forestgreen:[34,139,34,1],fuchsia:[255,0,255,1],gainsboro:[220,220,220,1],ghostwhite:[248,248,255,1],gold:[255,215,0,1],goldenrod:[218,165,32,1],gray:[128,128,128,1],green:[0,128,0,1],greenyellow:[173,255,47,1],grey:[128,128,128,1],honeydew:[240,255,240,1],hotpink:[255,105,180,1],indianred:[205,92,92,1],indigo:[75,0,130,1],ivory:[255,255,240,1],khaki:[240,230,140,1],lavender:[230,230,250,1],lavenderblush:[255,240,245,1],lawngreen:[124,252,0,1],lemonchiffon:[255,250,205,1],lightblue:[173,216,230,1],lightcoral:[240,128,128,1],lightcyan:[224,255,255,1],lightgoldenrodyellow:[250,250,210,1],lightgray:[211,211,211,1],lightgreen:[144,238,144,1],lightgrey:[211,211,211,1],lightpink:[255,182,193,1],lightsalmon:[255,160,122,1],lightseagreen:[32,178,170,1],lightskyblue:[135,206,250,1],lightslategray:[119,136,153,1],lightslategrey:[119,136,153,1],lightsteelblue:[176,196,222,1],lightyellow:[255,255,224,1],lime:[0,255,0,1],limegreen:[50,205,50,1],linen:[250,240,230,1],magenta:[255,0,255,1],maroon:[128,0,0,1],mediumaquamarine:[102,205,170,1],mediumblue:[0,0,205,1],mediumorchid:[186,85,211,1],mediumpurple:[147,112,219,1],mediumseagreen:[60,179,113,1],mediumslateblue:[123,104,238,1],mediumspringgreen:[0,250,154,1],mediumturquoise:[72,209,204,1],mediumvioletred:[199,21,133,1],midnightblue:[25,25,112,1],mintcream:[245,255,250,1],mistyrose:[255,228,225,1],moccasin:[255,228,181,1],navajowhite:[255,222,173,1],navy:[0,0,128,1],oldlace:[253,245,230,1],olive:[128,128,0,1],olivedrab:[107,142,35,1],orange:[255,165,0,1],orangered:[255,69,0,1],orchid:[218,112,214,1],palegoldenrod:[238,232,170,1],palegreen:[152,251,152,1],paleturquoise:[175,238,238,1],palevioletred:[219,112,147,1],papayawhip:[255,239,213,1],peachpuff:[255,218,185,1],peru:[205,133,63,1],pink:[255,192,203,1],plum:[221,160,221,1],powderblue:[176,224,230,1],purple:[128,0,128,1],rebeccapurple:[102,51,153,1],red:[255,0,0,1],rosybrown:[188,143,143,1],royalblue:[65,105,225,1],saddlebrown:[139,69,19,1],salmon:[250,128,114,1],sandybrown:[244,164,96,1],seagreen:[46,139,87,1],seashell:[255,245,238,1],sienna:[160,82,45,1],silver:[192,192,192,1],skyblue:[135,206,235,1],slateblue:[106,90,205,1],slategray:[112,128,144,1],slategrey:[112,128,144,1],snow:[255,250,250,1],springgreen:[0,255,127,1],steelblue:[70,130,180,1],tan:[210,180,140,1],teal:[0,128,128,1],thistle:[216,191,216,1],tomato:[255,99,71,1],turquoise:[64,224,208,1],violet:[238,130,238,1],wheat:[245,222,179,1],white:[255,255,255,1],whitesmoke:[245,245,245,1],yellow:[255,255,0,1],yellowgreen:[154,205,50,1]};try{exports.parseCSSColor=function(e){var r=e.replace(/ /g,"").toLowerCase();if(r in kCSSColorTable)return kCSSColorTable[r].slice();if("#"===r[0]){if(4===r.length)return(l=parseInt(r.substr(1),16))>=0&&l<=4095?[(3840&l)>>4|(3840&l)>>8,240&l|(240&l)>>4,15&l|(15&l)<<4,1]:null;if(7===r.length){var l;return(l=parseInt(r.substr(1),16))>=0&&l<=16777215?[(16711680&l)>>16,(65280&l)>>8,255&l,1]:null}return null}var a=r.indexOf("("),t=r.indexOf(")");if(-1!==a&&t+1===r.length){var n=r.substr(0,a),s=r.substr(a+1,t-(a+1)).split(","),o=1;switch(n){case"rgba":if(4!==s.length)return null;o=parse_css_float(s.pop());case"rgb":return 3!==s.length?null:[parse_css_int(s[0]),parse_css_int(s[1]),parse_css_int(s[2]),o];case"hsla":if(4!==s.length)return null;o=parse_css_float(s.pop());case"hsl":if(3!==s.length)return null;var i=(parseFloat(s[0])%360+360)%360/360,u=parse_css_float(s[1]),g=parse_css_float(s[2]),d=g<=.5?g*(u+1):g+u-g*u,c=2*g-d;return[clamp_css_byte(255*css_hue_to_rgb(c,d,i+1/3)),clamp_css_byte(255*css_hue_to_rgb(c,d,i)),clamp_css_byte(255*css_hue_to_rgb(c,d,i-1/3)),o];default:return null}}return null}}catch(e){}},{}],12:[function(_dereq_,module,exports){"use strict";function earcut(e,n,r){r=r||2;var t=n&&n.length,i=t?n[0]*r:e.length,x=linkedList(e,0,i,r,!0),a=[];if(!x)return a;var o,l,u,s,v,f,y;if(t&&(x=function(e,n,r,t){var i,x,a,o,l,u=[];for(i=0,x=n.length;i=t.next.y){var o=t.x+(x-t.y)*(t.next.x-t.x)/(t.next.y-t.y);if(o<=i&&o>a){if(a=o,o===i){if(x===t.y)return t;if(x===t.next.y)return t.next}r=t.x=t.x&&t.x>=s&&pointInTriangle(xr.x)&&locallyInside(t,e)&&(r=t,f=l),t=t.next;return r}(e,n)){var r=splitPolygon(n,e);filterPoints(r,r.next)}})(u[i],r),r=filterPoints(r,r.next);return r}(e,n,x,r)),e.length>80*r){o=u=e[0],l=s=e[1];for(var d=r;du&&(u=v),f>s&&(s=f);y=Math.max(u-o,s-l)}return earcutLinked(x,a,r,o,l,y),a}function linkedList(e,n,r,t,i){var x,a;if(i===signedArea(e,n,r,t)>0)for(x=n;x=n;x-=t)a=insertNode(x,e[x],e[x+1],a);return a&&equals(a,a.next)&&(removeNode(a),a=a.next),a}function filterPoints(e,n){if(!e)return e;n||(n=e);var r,t=e;do{if(r=!1,t.steiner||!equals(t,t.next)&&0!==area(t.prev,t,t.next))t=t.next;else{if(removeNode(t),(t=n=t.prev)===t.next)return null;r=!0}}while(r||t!==n);return n}function earcutLinked(e,n,r,t,i,x,a){if(e){!a&&x&&function(e,n,r,t){var i=e;do{null===i.z&&(i.z=zOrder(i.x,i.y,n,r,t)),i.prevZ=i.prev,i.nextZ=i.next,i=i.next}while(i!==e);i.prevZ.nextZ=null,i.prevZ=null,function(e){var n,r,t,i,x,a,o,l,u=1;do{for(r=e,e=null,x=null,a=0;r;){for(a++,t=r,o=0,n=0;n0||l>0&&t;)0===o?(i=t,t=t.nextZ,l--):0!==l&&t?r.z<=t.z?(i=r,r=r.nextZ,o--):(i=t,t=t.nextZ,l--):(i=r,r=r.nextZ,o--),x?x.nextZ=i:e=i,i.prevZ=x,x=i;r=t}x.nextZ=null,u*=2}while(a>1)}(i)}(e,t,i,x);for(var o,l,u=e;e.prev!==e.next;)if(o=e.prev,l=e.next,x?function(e,n,r,t){var i=e.prev,x=e,a=e.next;if(area(i,x,a)>=0)return!1;for(var o=i.xx.x?i.x>a.x?i.x:a.x:x.x>a.x?x.x:a.x,s=i.y>x.y?i.y>a.y?i.y:a.y:x.y>a.y?x.y:a.y,v=zOrder(o,l,n,r,t),f=zOrder(u,s,n,r,t),y=e.nextZ;y&&y.z<=f;){if(y!==e.prev&&y!==e.next&&pointInTriangle(i.x,i.y,x.x,x.y,a.x,a.y,y.x,y.y)&&area(y.prev,y,y.next)>=0)return!1;y=y.nextZ}for(y=e.prevZ;y&&y.z>=v;){if(y!==e.prev&&y!==e.next&&pointInTriangle(i.x,i.y,x.x,x.y,a.x,a.y,y.x,y.y)&&area(y.prev,y,y.next)>=0)return!1;y=y.prevZ}return!0}(e,t,i,x):function(e){var n=e.prev,r=e,t=e.next;if(area(n,r,t)>=0)return!1;for(var i=e.next.next;i!==e.prev;){if(pointInTriangle(n.x,n.y,r.x,r.y,t.x,t.y,i.x,i.y)&&area(i.prev,i,i.next)>=0)return!1;i=i.next}return!0}(e))n.push(o.i/r),n.push(e.i/r),n.push(l.i/r),removeNode(e),e=l.next,u=l.next;else if((e=l)===u){a?1===a?(e=function(e,n,r){var t=e;do{var i=t.prev,x=t.next.next;!equals(i,x)&&intersects(i,t,t.next,x)&&locallyInside(i,x)&&locallyInside(x,i)&&(n.push(i.i/r),n.push(t.i/r),n.push(x.i/r),removeNode(t),removeNode(t.next),t=e=x),t=t.next}while(t!==e);return t}(e,n,r),earcutLinked(e,n,r,t,i,x,2)):2===a&&function(e,n,r,t,i,x){var a=e;do{for(var o=a.next.next;o!==a.prev;){if(a.i!==o.i&&function(e,n){return e.next.i!==n.i&&e.prev.i!==n.i&&!function(e,n){var r=e;do{if(r.i!==e.i&&r.next.i!==e.i&&r.i!==n.i&&r.next.i!==n.i&&intersects(r,r.next,e,n))return!0;r=r.next}while(r!==e);return!1}(e,n)&&locallyInside(e,n)&&locallyInside(n,e)&&function(e,n){var r=e,t=!1,i=(e.x+n.x)/2,x=(e.y+n.y)/2;do{r.y>x!=r.next.y>x&&i<(r.next.x-r.x)*(x-r.y)/(r.next.y-r.y)+r.x&&(t=!t),r=r.next}while(r!==e);return t}(e,n)}(a,o)){var l=splitPolygon(a,o);return a=filterPoints(a,a.next),l=filterPoints(l,l.next),earcutLinked(a,n,r,t,i,x),void earcutLinked(l,n,r,t,i,x)}o=o.next}a=a.next}while(a!==e)}(e,n,r,t,i,x):earcutLinked(filterPoints(e),n,r,t,i,x,1);break}}}function compareX(e,n){return e.x-n.x}function zOrder(e,n,r,t,i){return e=32767*(e-r)/i,n=32767*(n-t)/i,e=16711935&(e|e<<8),e=252645135&(e|e<<4),e=858993459&(e|e<<2),e=1431655765&(e|e<<1),n=16711935&(n|n<<8),n=252645135&(n|n<<4),n=858993459&(n|n<<2),n=1431655765&(n|n<<1),e|n<<1}function pointInTriangle(e,n,r,t,i,x,a,o){return(i-a)*(n-o)-(e-a)*(x-o)>=0&&(e-a)*(t-o)-(r-a)*(n-o)>=0&&(r-a)*(x-o)-(i-a)*(t-o)>=0}function area(e,n,r){return(n.y-e.y)*(r.x-n.x)-(n.x-e.x)*(r.y-n.y)}function equals(e,n){return e.x===n.x&&e.y===n.y}function intersects(e,n,r,t){return!!(equals(e,n)&&equals(r,t)||equals(e,t)&&equals(r,n))||area(e,n,r)>0!=area(e,n,t)>0&&area(r,t,e)>0!=area(r,t,n)>0}function locallyInside(e,n){return area(e.prev,e,e.next)<0?area(e,n,e.next)>=0&&area(e,e.prev,n)>=0:area(e,n,e.prev)<0||area(e,e.next,n)<0}function splitPolygon(e,n){var r=new Node(e.i,e.x,e.y),t=new Node(n.i,n.x,n.y),i=e.next,x=n.prev;return e.next=n,n.prev=e,r.next=i,i.prev=r,t.next=r,r.prev=t,x.next=t,t.prev=x,t}function insertNode(e,n,r,t){var i=new Node(e,n,r);return t?(i.next=t.next,i.prev=t,t.next.prev=i,t.next=i):(i.prev=i,i.next=i),i}function removeNode(e){e.next.prev=e.prev,e.prev.next=e.next,e.prevZ&&(e.prevZ.nextZ=e.nextZ),e.nextZ&&(e.nextZ.prevZ=e.prevZ)}function Node(e,n,r){this.i=e,this.x=n,this.y=r,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function signedArea(e,n,r,t){for(var i=0,x=n,a=r-t;x0&&(t+=e[i-1].length,r.holes.push(t))}return r}},{}],13:[function(_dereq_,module,exports){function polygonArea(r){var e=0;if(r&&r.length>0){e+=Math.abs(ringArea(r[0]));for(var n=1;n2){for(var n,t,o=0;o=0}(r)===e?r:r.reverse()}var geojsonArea=_dereq_("geojson-area");module.exports=rewind},{"geojson-area":13}],15:[function(_dereq_,module,exports){"use strict";function newSlice(e,r,t,n,u){return r.length&&(r.area=t,r.dist=n,void 0!==u&&(r.outer=u),e.push(r)),[]}module.exports=function(e,r,t,n,u,i,l,s){if(t/=r,n/=r,l>=t&&s<=n)return e;if(l>n||s=t&&c<=n)h.push(o);else if(!(a>n||c=r&&s<=t&&u.push(l)}return u}(f,t,n,u):function(e,r,t,n,u,i){for(var l=[],s=0;st?(d.push(u(h,f,r),u(h,f,t)),i||(d=newSlice(l,d,v,m,w))):o>=r&&d.push(u(h,f,r)):c>t?ot&&(d.push(u(h,f,t)),i||(d=newSlice(l,d,v,m,w))));h=g[S-1],(c=h[n])>=r&&c<=t&&d.push(h),a=d[d.length-1],i&&a&&(d[0][0]!==a[0]||d[0][1]!==a[1])&&d.push(d[0]),newSlice(l,d,v,m,w)}return l}(f,t,n,u,i,3===g);v.length&&h.push(createFeature(o.tags,g,v,o.id))}}return h.length?h:null};var createFeature=_dereq_("./feature")},{"./feature":17}],16:[function(_dereq_,module,exports){"use strict";function convertFeature(e,t,r){if(null!==t.geometry){var o,a,i,n,u=t.geometry,c=u.type,l=u.coordinates,s=t.properties,p=t.id;if("Point"===c)e.push(createFeature(s,1,[projectPoint(l)],p));else if("MultiPoint"===c)e.push(createFeature(s,1,project(l),p));else if("LineString"===c)e.push(createFeature(s,2,[project(l,r)],p));else if("MultiLineString"===c||"Polygon"===c){for(i=[],o=0;o1?1:o,[r,o,0]}module.exports=function(e,t){var r=[];if("FeatureCollection"===e.type)for(var o=0;o1)return!1;var r=n.geometry[0].length;if(5!==r)return!1;for(var s=0;s1&&console.time("creation"),m=this.tiles[d]=createTile(e,p,i,o,f,t===a.maxZoom),this.tileCoords.push({z:t,x:i,y:o}),u)){u>1&&(console.log("tile z%d-%d-%d (features: %d, points: %d, simplified: %d)",t,i,o,m.numFeatures,m.numPoints,m.numSimplified),console.timeEnd("creation"));var h="z"+t;this.stats[h]=(this.stats[h]||0)+1,this.total++}if(m.source=e,n){if(t===a.maxZoom||t===n)continue;var x=1<1&&console.time("clipping");var g,v,M,T,b,y,S=.5*a.buffer/a.extent,Z=.5-S,q=.5+S,w=1+S;g=v=M=T=null,b=clip(e,p,i-S,i+q,0,intersectX,m.min[0],m.max[0]),y=clip(e,p,i+Z,i+w,0,intersectX,m.min[0],m.max[0]),b&&(g=clip(b,p,o-S,o+q,1,intersectY,m.min[1],m.max[1]),v=clip(b,p,o+Z,o+w,1,intersectY,m.min[1],m.max[1])),y&&(M=clip(y,p,o-S,o+q,1,intersectY,m.min[1],m.max[1]),T=clip(y,p,o+Z,o+w,1,intersectY,m.min[1],m.max[1])),u>1&&console.timeEnd("clipping"),e.length&&(l.push(g||[],t+1,2*i,2*o),l.push(v||[],t+1,2*i,2*o+1),l.push(M||[],t+1,2*i+1,2*o),l.push(T||[],t+1,2*i+1,2*o+1))}else n&&(c=t)}return c},GeoJSONVT.prototype.getTile=function(e,t,i){var o=this.options,n=o.extent,r=o.debug,s=1<1&&console.log("drilling down to z%d-%d-%d",e,t,i);for(var a,u=e,c=t,p=i;!a&&u>0;)u--,c=Math.floor(c/2),p=Math.floor(p/2),a=this.tiles[toID(u,c,p)];if(!a||!a.source)return null;if(r>1&&console.log("found parent tile z%d-%d-%d",u,c,p),isClippedSquare(a,n,o.buffer))return transform.tile(a,n);r>1&&console.time("drilling down");var d=this.splitTile(a.source,u,c,p,e,t,i);if(r>1&&console.timeEnd("drilling down"),null!==d){var m=1<1?(p=s,r=o):l>0&&(p+=n*l,r+=g*l)}return n=f-p,g=u-r,n*n+g*g}(t[e],t[u],t[n]))>p&&(s=e,p=r);p>o?(t[s][2]=p,g.push(u),g.push(s),u=s):(n=g.pop(),u=g.pop())}}},{}],20:[function(_dereq_,module,exports){"use strict";module.exports=function(e,n,r,i,t,u){for(var a={features:[],numPoints:0,numSimplified:0,numFeatures:0,source:null,x:r,y:i,z2:n,transformed:!1,min:[2,1],max:[-1,0]},m=0;mf)&&(d.push(m),e.numSimplified++),e.numPoints++;3===l&&function(e,n){(function(e){for(var n,r,i=0,t=0,u=e.length,a=u-1;ta.max[0]&&(a.max[0]=l[0]),l[1]>a.max[1]&&(a.max[1]=l[1])}return a}},{}],21:[function(_dereq_,module,exports){"use strict";function transformPoint(r,t,n,e,o){return[Math.round(t*(r[0]*n-e)),Math.round(t*(r[1]*n-o))]}exports.tile=function(r,t){if(r.transformed)return r;var n,e,o,f=r.z2,a=r.x,s=r.y;for(n=0;n=a[u+0]&&s>=a[u+1]?(n[f]=!0,h.push(l[f])):n[f]=!1}}},GridIndex.prototype._forEachCell=function(t,r,e,s,i,h,n){for(var o=this._convertToCellCoord(t),l=this._convertToCellCoord(r),a=this._convertToCellCoord(e),d=this._convertToCellCoord(s),f=o;f<=a;f++)for(var u=l;u<=d;u++){var y=this.d*u+f;if(i.call(this,t,r,e,s,y,h,n))return}},GridIndex.prototype._convertToCellCoord=function(t){return Math.max(0,Math.min(this.d-1,Math.floor(t*this.scale)+this.padding))},GridIndex.prototype.toArrayBuffer=function(){if(this.arrayBuffer)return this.arrayBuffer;for(var t=this.cells,r=NUM_PARAMS+this.cells.length+1+1,e=0,s=0;s>1,i=-7,N=t?h-1:0,n=t?-1:1,s=a[o+N];for(N+=n,M=s&(1<<-i)-1,s>>=-i,i+=w;i>0;M=256*M+a[o+N],N+=n,i-=8);for(p=M&(1<<-i)-1,M>>=-i,i+=r;i>0;p=256*p+a[o+N],N+=n,i-=8);if(0===M)M=1-e;else{if(M===f)return p?NaN:1/0*(s?-1:1);p+=Math.pow(2,r),M-=e}return(s?-1:1)*p*Math.pow(2,M-r)},exports.write=function(a,o,t,r,h,M){var p,w,f,e=8*M-h-1,i=(1<>1,n=23===h?Math.pow(2,-24)-Math.pow(2,-77):0,s=r?0:M-1,u=r?1:-1,l=o<0||0===o&&1/o<0?1:0;for(o=Math.abs(o),isNaN(o)||o===1/0?(w=isNaN(o)?1:0,p=i):(p=Math.floor(Math.log(o)/Math.LN2),o*(f=Math.pow(2,-p))<1&&(p--,f*=2),(o+=p+N>=1?n/f:n*Math.pow(2,1-N))*f>=2&&(p++,f/=2),p+N>=i?(w=0,p=i):p+N>=1?(w=(o*f-1)*Math.pow(2,h),p+=N):(w=o*Math.pow(2,N-1)*Math.pow(2,h),p=0));h>=8;a[t+s]=255&w,s+=u,w/=256,h-=8);for(p=p<0;a[t+s]=255&p,s+=u,p/=256,e-=8);a[t+s-u]|=128*l}},{}],25:[function(_dereq_,module,exports){"use strict";function KDBush(t,i,e,s,n){i=i||function(t){return t[0]},e=e||function(t){return t[1]},n=n||Array,this.nodeSize=s||64,this.points=t,this.ids=new n(t.length),this.coords=new n(2*t.length);for(var r=0;r=s&&a<=h&&t>=u&&t<=e&&f.push(p[i]);else{var c=Math.floor((g+v)/2);a=r[2*c],t=r[2*c+1],a>=s&&a<=h&&t>=u&&t<=e&&f.push(p[c]);var d=(l+1)%2;(0===l?s<=a:u<=t)&&(n.push(g),n.push(c-1),n.push(d)),(0===l?h>=a:e>=t)&&(n.push(c+1),n.push(v),n.push(d))}}return f}},{}],27:[function(_dereq_,module,exports){"use strict";function sortKD(t,a,o,s,r,e){if(!(r-s<=o)){var f=Math.floor((s+r)/2);select(t,a,f,s,r,e%2),sortKD(t,a,o,s,f-1,e+1),sortKD(t,a,o,f+1,r,e+1)}}function select(t,a,o,s,r,e){for(;r>s;){if(r-s>600){var f=r-s+1,p=o-s+1,w=Math.log(f),m=.5*Math.exp(2*w/3),n=.5*Math.sqrt(w*m*(f-m)/f)*(p-f/2<0?-1:1);select(t,a,o,Math.max(s,Math.floor(o-p*m/f+n)),Math.min(r,Math.floor(o+(f-p)*m/f+n)),e)}var c=a[2*o+e],h=s,i=r;for(swapItem(t,a,s,o),a[2*r+e]>c&&swapItem(t,a,s,r);hc;)i--}a[2*s+e]===c?swapItem(t,a,s,i):(i++,swapItem(t,a,i,r)),i<=o&&(s=i+1),o<=i&&(r=i-1)}}function swapItem(t,a,o,s){swap(t,o,s),swap(a,2*o,2*s),swap(a,2*o+1,2*s+1)}function swap(t,a,o){var s=t[a];t[a]=t[o],t[o]=s}module.exports=sortKD},{}],28:[function(_dereq_,module,exports){"use strict";function sqDist(s,p,r,t){var u=s-r,h=p-t;return u*u+h*h}module.exports=function(s,p,r,t,u,h){for(var i=[0,s.length-1,0],o=[],n=u*u;i.length;){var e=i.pop(),a=i.pop(),f=i.pop();if(a-f<=h)for(var v=f;v<=a;v++)sqDist(p[2*v],p[2*v+1],r,t)<=n&&o.push(s[v]);else{var l=Math.floor((f+a)/2),c=p[2*l],q=p[2*l+1];sqDist(c,q,r,t)<=n&&o.push(s[l]);var D=(e+1)%2;(0===e?r-u<=c:t-u<=q)&&(i.push(f),i.push(l-1),i.push(D)),(0===e?r+u>=c:t+u>=q)&&(i.push(l+1),i.push(a),i.push(D))}}return o}},{}],29:[function(_dereq_,module,exports){function arraySome(r,e){for(var a=-1,t=r.length;++as))return!1;for(;++c-1&&t%1==0&&t<=MAX_SAFE_INTEGER}(t.length)&&!function(t){var e=function(t){var e=typeof t;return!!t&&("object"==e||"function"==e)}(t)?objectToString.call(t):"";return e==funcTag||e==genTag}(t)}(t)}(t)&&hasOwnProperty.call(t,"callee")&&(!propertyIsEnumerable.call(t,"callee")||objectToString.call(t)==argsTag)}},{}],33:[function(_dereq_,module,exports){function isObjectLike(t){return!!t&&"object"==typeof t}var funcTag="[object Function]",reIsHostCtor=/^\[object .+?Constructor\]$/,objectProto=Object.prototype,fnToString=Function.prototype.toString,hasOwnProperty=objectProto.hasOwnProperty,objToString=objectProto.toString,reIsNative=RegExp("^"+fnToString.call(hasOwnProperty).replace(/[\\^$.*+?()[\]{}|]/g,"\\$&").replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g,"$1.*?")+"$"),MAX_SAFE_INTEGER=9007199254740991,isArray=function(t,r){var e=null==t?void 0:t[r];return function(t){return null!=t&&(function(t){return function(t){var r=typeof t;return!!t&&("object"==r||"function"==r)}(t)&&objToString.call(t)==funcTag}(t)?reIsNative.test(fnToString.call(t)):isObjectLike(t)&&reIsHostCtor.test(t))}(e)?e:void 0}(Array,"isArray")||function(t){return isObjectLike(t)&&function(t){return"number"==typeof t&&t>-1&&t%1==0&&t<=MAX_SAFE_INTEGER}(t.length)&&"[object Array]"==objToString.call(t)};module.exports=isArray},{}],34:[function(_dereq_,module,exports){var baseIsEqual=_dereq_("lodash._baseisequal"),bindCallback=_dereq_("lodash._bindcallback");module.exports=function(a,l,i,e){var s=(i="function"==typeof i?bindCallback(i,e,3):void 0)?i(a,l):void 0;return void 0===s?baseIsEqual(a,l,i):!!s}},{"lodash._baseisequal":29,"lodash._bindcallback":30}],35:[function(_dereq_,module,exports){var MAX_SAFE_INTEGER=9007199254740991,typedArrayTags={};typedArrayTags["[object Float32Array]"]=typedArrayTags["[object Float64Array]"]=typedArrayTags["[object Int8Array]"]=typedArrayTags["[object Int16Array]"]=typedArrayTags["[object Int32Array]"]=typedArrayTags["[object Uint8Array]"]=typedArrayTags["[object Uint8ClampedArray]"]=typedArrayTags["[object Uint16Array]"]=typedArrayTags["[object Uint32Array]"]=!0,typedArrayTags["[object Arguments]"]=typedArrayTags["[object Array]"]=typedArrayTags["[object ArrayBuffer]"]=typedArrayTags["[object Boolean]"]=typedArrayTags["[object DataView]"]=typedArrayTags["[object Date]"]=typedArrayTags["[object Error]"]=typedArrayTags["[object Function]"]=typedArrayTags["[object Map]"]=typedArrayTags["[object Number]"]=typedArrayTags["[object Object]"]=typedArrayTags["[object RegExp]"]=typedArrayTags["[object Set]"]=typedArrayTags["[object String]"]=typedArrayTags["[object WeakMap]"]=!1;var objectToString=Object.prototype.toString;module.exports=function(a){return function(a){return!!a&&"object"==typeof a}(a)&&function(a){return"number"==typeof a&&a>-1&&a%1==0&&a<=MAX_SAFE_INTEGER}(a.length)&&!!typedArrayTags[objectToString.call(a)]}},{}],36:[function(_dereq_,module,exports){function isIndex(e,t){return e="number"==typeof e||reIsUint.test(e)?+e:-1,t=null==t?MAX_SAFE_INTEGER:t,e>-1&&e%1==0&&e-1&&e%1==0&&e<=MAX_SAFE_INTEGER}function shimKeys(e){for(var t=function(e){if(null==e)return[];isObject(e)||(e=Object(e));var t=e.length;t=t&&isLength(t)&&(isArray(e)||isArguments(e))&&t||0;for(var r=e.constructor,n=-1,s="function"==typeof r&&r.prototype===e,o=Array(t),i=t>0;++n>>0):4294967296*(i>>>0)+(t>>>0)}function makeRoomForExtraLength(t,i,e){var r=i<=16383?1:i<=2097151?2:i<=268435455?3:Math.ceil(Math.log(i)/(7*Math.LN2));e.realloc(r);for(var s=e.pos-1;s>=t;s--)e.buf[s+r]=e.buf[s]}function writePackedVarint(t,i){for(var e=0;e>>8,t[e+2]=i>>>16,t[e+3]=i>>>24}function readInt32(t,i){return(t[i]|t[i+1]<<8|t[i+2]<<16)+(t[i+3]<<24)}module.exports=Pbf;var ieee754=_dereq_("ieee754");Pbf.Varint=0,Pbf.Fixed64=1,Pbf.Bytes=2,Pbf.Fixed32=5;Pbf.prototype={destroy:function(){this.buf=null},readFields:function(t,i,e){for(e=e||this.length;this.pos>3,n=this.pos;this.type=7&r,t(s,i,this),this.pos===n&&this.skip(r)}return i},readMessage:function(t,i){return this.readFields(t,i,this.readVarint()+this.pos)},readFixed32:function(){var t=readUInt32(this.buf,this.pos);return this.pos+=4,t},readSFixed32:function(){var t=readInt32(this.buf,this.pos);return this.pos+=4,t},readFixed64:function(){var t=readUInt32(this.buf,this.pos)+4294967296*readUInt32(this.buf,this.pos+4);return this.pos+=8,t},readSFixed64:function(){var t=readUInt32(this.buf,this.pos)+4294967296*readInt32(this.buf,this.pos+4);return this.pos+=8,t},readFloat:function(){var t=ieee754.read(this.buf,this.pos,!0,23,4);return this.pos+=4,t},readDouble:function(){var t=ieee754.read(this.buf,this.pos,!0,52,8);return this.pos+=8,t},readVarint:function(t){var i,e,r=this.buf;return e=r[this.pos++],i=127&e,e<128?i:(e=r[this.pos++],i|=(127&e)<<7,e<128?i:(e=r[this.pos++],i|=(127&e)<<14,e<128?i:(e=r[this.pos++],i|=(127&e)<<21,e<128?i:(e=r[this.pos],i|=(15&e)<<28,function(t,i,e){var r,s,n=e.buf;if(s=n[e.pos++],r=(112&s)>>4,s<128)return toNum(t,r,i);if(s=n[e.pos++],r|=(127&s)<<3,s<128)return toNum(t,r,i);if(s=n[e.pos++],r|=(127&s)<<10,s<128)return toNum(t,r,i);if(s=n[e.pos++],r|=(127&s)<<17,s<128)return toNum(t,r,i);if(s=n[e.pos++],r|=(127&s)<<24,s<128)return toNum(t,r,i);if(s=n[e.pos++],r|=(1&s)<<31,s<128)return toNum(t,r,i);throw new Error("Expected varint not more than 10 bytes")}(i,t,this)))))},readVarint64:function(){return this.readVarint(!0)},readSVarint:function(){var t=this.readVarint();return t%2==1?(t+1)/-2:t/2},readBoolean:function(){return Boolean(this.readVarint())},readString:function(){var t=this.readVarint()+this.pos,i=function(t,i,e){for(var r="",s=i;s239?4:n>223?3:n>191?2:1;if(s+a>e)break;var h,u,f;1===a?n<128&&(o=n):2===a?128==(192&(h=t[s+1]))&&(o=(31&n)<<6|63&h)<=127&&(o=null):3===a?(h=t[s+1],u=t[s+2],128==(192&h)&&128==(192&u)&&((o=(15&n)<<12|(63&h)<<6|63&u)<=2047||o>=55296&&o<=57343)&&(o=null)):4===a&&(h=t[s+1],u=t[s+2],f=t[s+3],128==(192&h)&&128==(192&u)&&128==(192&f)&&((o=(15&n)<<18|(63&h)<<12|(63&u)<<6|63&f)<=65535||o>=1114112)&&(o=null)),null===o?(o=65533,a=1):o>65535&&(o-=65536,r+=String.fromCharCode(o>>>10&1023|55296),o=56320|1023&o),r+=String.fromCharCode(o),s+=a}return r}(this.buf,this.pos,t);return this.pos=t,i},readBytes:function(){var t=this.readVarint()+this.pos,i=this.buf.subarray(this.pos,t);return this.pos=t,i},readPackedVarint:function(t,i){var e=readPackedEnd(this);for(t=t||[];this.pos127;);else if(i===Pbf.Bytes)this.pos=this.readVarint()+this.pos;else if(i===Pbf.Fixed32)this.pos+=4;else{if(i!==Pbf.Fixed64)throw new Error("Unimplemented type: "+i);this.pos+=8}},writeTag:function(t,i){this.writeVarint(t<<3|i)},realloc:function(t){for(var i=this.length||16;i268435455||t<0?function(t,i){var e,r;if(t>=0?(e=t%4294967296|0,r=t/4294967296|0):(e=~(-t%4294967296),r=~(-t/4294967296),4294967295^e?e=e+1|0:(e=0,r=r+1|0)),t>=0x10000000000000000||t<-0x10000000000000000)throw new Error("Given varint doesn't fit into 10 bytes");i.realloc(10),function(t,i,e){e.buf[e.pos++]=127&t|128,t>>>=7,e.buf[e.pos++]=127&t|128,t>>>=7,e.buf[e.pos++]=127&t|128,t>>>=7,e.buf[e.pos++]=127&t|128,t>>>=7,e.buf[e.pos]=127&t}(e,0,i),function(t,i){var e=(7&t)<<4;i.buf[i.pos++]|=e|((t>>>=3)?128:0),t&&(i.buf[i.pos++]=127&t|((t>>>=7)?128:0),t&&(i.buf[i.pos++]=127&t|((t>>>=7)?128:0),t&&(i.buf[i.pos++]=127&t|((t>>>=7)?128:0),t&&(i.buf[i.pos++]=127&t|((t>>>=7)?128:0),t&&(i.buf[i.pos++]=127&t)))))}(r,i)}(t,this):(this.realloc(4),this.buf[this.pos++]=127&t|(t>127?128:0),t<=127||(this.buf[this.pos++]=127&(t>>>=7)|(t>127?128:0),t<=127||(this.buf[this.pos++]=127&(t>>>=7)|(t>127?128:0),t<=127||(this.buf[this.pos++]=t>>>7&127))))},writeSVarint:function(t){this.writeVarint(t<0?2*-t-1:2*t)},writeBoolean:function(t){this.writeVarint(Boolean(t))},writeString:function(t){t=String(t),this.realloc(4*t.length),this.pos++;var i=this.pos;this.pos=function(t,i,e){for(var r,s,n=0;n55295&&r<57344){if(!s){r>56319||n+1===i.length?(t[e++]=239,t[e++]=191,t[e++]=189):s=r;continue}if(r<56320){t[e++]=239,t[e++]=191,t[e++]=189,s=r;continue}r=s-55296<<10|r-56320|65536,s=null}else s&&(t[e++]=239,t[e++]=191,t[e++]=189,s=null);r<128?t[e++]=r:(r<2048?t[e++]=r>>6|192:(r<65536?t[e++]=r>>12|224:(t[e++]=r>>18|240,t[e++]=r>>12&63|128),t[e++]=r>>6&63|128),t[e++]=63&r|128)}return e}(this.buf,t,this.pos);var e=this.pos-i;e>=128&&makeRoomForExtraLength(i,e,this),this.pos=i-1,this.writeVarint(e),this.pos+=e},writeFloat:function(t){this.realloc(4),ieee754.write(this.buf,t,this.pos,!0,23,4),this.pos+=4},writeDouble:function(t){this.realloc(8),ieee754.write(this.buf,t,this.pos,!0,52,8),this.pos+=8},writeBytes:function(t){var i=t.length;this.writeVarint(i),this.realloc(i);for(var e=0;e=128&&makeRoomForExtraLength(e,r,this),this.pos=e-1,this.writeVarint(r),this.pos+=r},writeMessage:function(t,i,e){this.writeTag(t,Pbf.Bytes),this.writeRawMessage(i,e)},writePackedVarint:function(t,i){this.writeMessage(t,writePackedVarint,i)},writePackedSVarint:function(t,i){this.writeMessage(t,writePackedSVarint,i)},writePackedBoolean:function(t,i){this.writeMessage(t,writePackedBoolean,i)},writePackedFloat:function(t,i){this.writeMessage(t,writePackedFloat,i)},writePackedDouble:function(t,i){this.writeMessage(t,writePackedDouble,i)},writePackedFixed32:function(t,i){this.writeMessage(t,writePackedFixed32,i)},writePackedSFixed32:function(t,i){this.writeMessage(t,writePackedSFixed32,i)},writePackedFixed64:function(t,i){this.writeMessage(t,writePackedFixed64,i)},writePackedSFixed64:function(t,i){this.writeMessage(t,writePackedSFixed64,i)},writeBytesField:function(t,i){this.writeTag(t,Pbf.Bytes),this.writeBytes(i)},writeFixed32Field:function(t,i){this.writeTag(t,Pbf.Fixed32),this.writeFixed32(i)},writeSFixed32Field:function(t,i){this.writeTag(t,Pbf.Fixed32),this.writeSFixed32(i)},writeFixed64Field:function(t,i){this.writeTag(t,Pbf.Fixed64),this.writeFixed64(i)},writeSFixed64Field:function(t,i){this.writeTag(t,Pbf.Fixed64),this.writeSFixed64(i)},writeVarintField:function(t,i){this.writeTag(t,Pbf.Varint),this.writeVarint(i)},writeSVarintField:function(t,i){this.writeTag(t,Pbf.Varint),this.writeSVarint(i)},writeStringField:function(t,i){this.writeTag(t,Pbf.Bytes),this.writeString(i)},writeFloatField:function(t,i){this.writeTag(t,Pbf.Fixed32),this.writeFloat(i)},writeDoubleField:function(t,i){this.writeTag(t,Pbf.Fixed64),this.writeDouble(i)},writeBooleanField:function(t,i){this.writeVarintField(t,Boolean(i))}}},{ieee754:24}],39:[function(_dereq_,module,exports){function defaultSetTimout(){throw new Error("setTimeout has not been defined")}function defaultClearTimeout(){throw new Error("clearTimeout has not been defined")}function runTimeout(e){if(cachedSetTimeout===setTimeout)return setTimeout(e,0);if((cachedSetTimeout===defaultSetTimout||!cachedSetTimeout)&&setTimeout)return cachedSetTimeout=setTimeout,setTimeout(e,0);try{return cachedSetTimeout(e,0)}catch(t){try{return cachedSetTimeout.call(null,e,0)}catch(t){return cachedSetTimeout.call(this,e,0)}}}function cleanUpNextTick(){draining&¤tQueue&&(draining=!1,currentQueue.length?queue=currentQueue.concat(queue):queueIndex=-1,queue.length&&drainQueue())}function drainQueue(){if(!draining){var e=runTimeout(cleanUpNextTick);draining=!0;for(var t=queue.length;t;){for(currentQueue=queue,queue=[];++queueIndex1)for(var r=1;rt?1:0};o>r;){if(o-r>600){var f=o-r+1,e=t-r+1,l=Math.log(f),s=.5*Math.exp(2*l/3),i=.5*Math.sqrt(l*s*(f-s)/f)*(e-f/2<0?-1:1);partialSort(a,t,Math.max(r,Math.floor(t-e*s/f+i)),Math.min(o,Math.floor(t+(f-e)*s/f+i)),p)}var n=a[t],h=r,u=o;for(swap(a,r,t),p(a[o],n)>0&&swap(a,r,o);h0;)u--}0===p(a[r],n)?swap(a,r,u):(u++,swap(a,u,o)),u<=t&&(r=u+1),t<=u&&(o=u-1)}}function swap(a,t,r){var o=a[t];a[t]=a[r],a[r]=o}module.exports=partialSort},{}],41:[function(_dereq_,module,exports){"use strict";function SuperCluster(t){this.options=extend(Object.create(this.options),t),this.trees=new Array(this.options.maxZoom+1)}function createCluster(t,e,n,o,i){return{x:t,y:e,zoom:1/0,id:o,properties:i,parentId:-1,numPoints:n}}function createPointCluster(t,e){var n=t.geometry.coordinates;return{x:lngX(n[0]),y:latY(n[1]),zoom:1/0,id:e,parentId:-1}}function getClusterJSON(t){return{type:"Feature",properties:getClusterProperties(t),geometry:{type:"Point",coordinates:[function(t){return 360*(t-.5)}(t.x),function(t){var e=(180-360*t)*Math.PI/180;return 360*Math.atan(Math.exp(e))/Math.PI-90}(t.y)]}}}function getClusterProperties(t){var e=t.numPoints,n=e>=1e4?Math.round(e/1e3)+"k":e>=1e3?Math.round(e/100)/10+"k":e;return extend(extend({},t.properties),{cluster:!0,cluster_id:t.id,point_count:e,point_count_abbreviated:n})}function lngX(t){return t/360+.5}function latY(t){var e=Math.sin(t*Math.PI/180),n=.5-.25*Math.log((1+e)/(1-e))/Math.PI;return n<0?0:n>1?1:n}function extend(t,e){for(var n in e)t[n]=e[n];return t}function getX(t){return t.x}function getY(t){return t.y}var kdbush=_dereq_("kdbush");module.exports=function(t){return new SuperCluster(t)},SuperCluster.prototype={options:{minZoom:0,maxZoom:16,radius:40,extent:512,nodeSize:64,log:!1,reduce:null,initial:function(){return{}},map:function(t){return t}},load:function(t){var e=this.options.log;e&&console.time("total time");var n="prepare "+t.length+" points";e&&console.time(n),this.points=t;var o=t.map(createPointCluster);e&&console.timeEnd(n);for(var i=this.options.maxZoom;i>=this.options.minZoom;i--){var r=+Date.now();this.trees[i+1]=kdbush(o,getX,getY,this.options.nodeSize,Float32Array),o=this._cluster(o,i),e&&console.log("z%d: %d clusters in %dms",i,o.length,+Date.now()-r)}return this.trees[this.options.minZoom]=kdbush(o,getX,getY,this.options.nodeSize,Float32Array),e&&console.timeEnd("total time"),this},getClusters:function(t,e){for(var n=this.trees[this._limitZoom(e)],o=n.range(lngX(t[0]),latY(t[3]),lngX(t[2]),latY(t[1])),i=[],r=0;ri?1:0},this.length>0)for(var e=this.length>>1;e>=0;e--)this._down(e)}module.exports=TinyQueue,TinyQueue.prototype={push:function(t){this.data.push(t),this.length++,this._up(this.length-1)},pop:function(){if(0!==this.length){var t=this.data[0];return this.length--,this.length>0&&(this.data[0]=this.data[this.length],this._down(0)),this.data.pop(),t}},peek:function(){return this.data[0]},_up:function(t){for(var i=this.data,e=this.compare,h=i[t];t>0;){var n=t-1>>1,a=i[n];if(e(h,a)>=0)break;i[t]=a,t=n}i[t]=h},_down:function(t){for(var i=this.data,e=this.compare,h=this.length,n=h>>1,a=i[t];t=0)break;i[t]=r,t=s}i[t]=a}}},{}],43:[function(_dereq_,module,exports){"function"==typeof Object.create?module.exports=function(t,e){t.super_=e,t.prototype=Object.create(e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}})}:module.exports=function(t,e){t.super_=e;var o=function(){};o.prototype=e.prototype,t.prototype=new o,t.prototype.constructor=t}},{}],44:[function(_dereq_,module,exports){module.exports=function(o){return o&&"object"==typeof o&&"function"==typeof o.copy&&"function"==typeof o.fill&&"function"==typeof o.readUInt8}},{}],45:[function(_dereq_,module,exports){(function(process,global){function inspect(e,r){var t={seen:[],stylize:stylizeNoColor};return 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isRegExp(r)?e.stylize(RegExp.prototype.toString.call(r),"regexp"):e.stylize("[Object]","special");e.seen.push(r);var p;return p=a?function(e,r,t,n,i){for(var o=[],s=0,u=r.length;s=0&&n++,e+r.replace(/\u001b\[\d\d?m/g,"").length+1},0)>60?t[0]+(""===r?"":r+"\n ")+" "+e.join(",\n ")+" "+t[1]:t[0]+r+" "+e.join(", ")+" "+t[1]}(p,c,l)}function formatError(e){return"["+Error.prototype.toString.call(e)+"]"}function formatProperty(e,r,t,n,i,o){var s,u,c;if((c=Object.getOwnPropertyDescriptor(r,i)||{value:r[i]}).get?u=c.set?e.stylize("[Getter/Setter]","special"):e.stylize("[Getter]","special"):c.set&&(u=e.stylize("[Setter]","special")),hasOwnProperty(n,i)||(s="["+i+"]"),u||(e.seen.indexOf(c.value)<0?(u=isNull(t)?formatValue(e,c.value,null):formatValue(e,c.value,t-1)).indexOf("\n")>-1&&(u=o?u.split("\n").map(function(e){return" "+e}).join("\n").substr(2):"\n"+u.split("\n").map(function(e){return" "+e}).join("\n")):u=e.stylize("[Circular]","special")),isUndefined(s)){if(o&&i.match(/^\d+$/))return u;(s=JSON.stringify(""+i)).match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)?(s=s.substr(1,s.length-2),s=e.stylize(s,"name")):(s=s.replace(/'/g,"\\'").replace(/\\"/g,'"').replace(/(^"|"$)/g,"'"),s=e.stylize(s,"string"))}return s+": "+u}function isArray(e){return Array.isArray(e)}function isBoolean(e){return"boolean"==typeof e}function isNull(e){return null===e}function isNumber(e){return"number"==typeof e}function isString(e){return"string"==typeof e}function isUndefined(e){return void 0===e}function isRegExp(e){return isObject(e)&&"[object RegExp]"===objectToString(e)}function isObject(e){return"object"==typeof e&&null!==e}function isDate(e){return isObject(e)&&"[object Date]"===objectToString(e)}function isError(e){return isObject(e)&&("[object Error]"===objectToString(e)||e instanceof Error)}function isFunction(e){return"function"==typeof e}function objectToString(e){return Object.prototype.toString.call(e)}function pad(e){return e<10?"0"+e.toString(10):e.toString(10)}function hasOwnProperty(e,r){return Object.prototype.hasOwnProperty.call(e,r)}var formatRegExp=/%[sdj%]/g;exports.format=function(e){if(!isString(e)){for(var r=[],t=0;t=i)return e;switch(e){case"%s":return String(n[t++]);case"%d":return Number(n[t++]);case"%j":try{return JSON.stringify(n[t++])}catch(e){return"[Circular]"}default:return e}}),s=n[t];t>31}function writeGeometry(e,r){for(var t=e.loadGeometry(),i=e.type,a=0,o=0,n=t.length,l=0;l=EXTENT||c<0||c>=EXTENT)){var l=t.segments.prepareSegment(4,t.layoutVertexArray,t.indexArray),p=l.vertexLength;addCircleVertex(t.layoutVertexArray,s,c,-1,-1),addCircleVertex(t.layoutVertexArray,s,c,1,-1),addCircleVertex(t.layoutVertexArray,s,c,1,1),addCircleVertex(t.layoutVertexArray,s,c,-1,1),t.indexArray.emplaceBack(p,p+1,p+2),t.indexArray.emplaceBack(p,p+3,p+2),l.vertexLength+=4,l.primitiveLength+=2}}this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length,e)},CircleBucket.programInterface=circleInterface,module.exports=CircleBucket},{"../../gl/index_buffer":71,"../../gl/vertex_buffer":72,"../extent":58,"../index_array_type":60,"../load_geometry":61,"../program_configuration":63,"../segment":65,"../vertex_array_type":66}],53:[function(_dereq_,module,exports){"use strict";var SegmentVector=_dereq_("../segment").SegmentVector,VertexBuffer=_dereq_("../../gl/vertex_buffer"),IndexBuffer=_dereq_("../../gl/index_buffer"),ProgramConfigurationSet=_dereq_("../program_configuration").ProgramConfigurationSet,createVertexArrayType=_dereq_("../vertex_array_type"),ref$2=_dereq_("../index_array_type"),LineIndexArray=ref$2.LineIndexArray,TriangleIndexArray=ref$2.TriangleIndexArray,loadGeometry=_dereq_("../load_geometry"),earcut=_dereq_("earcut"),classifyRings=_dereq_("../../util/classify_rings"),fillInterface={layoutAttributes:[{name:"a_pos",components:2,type:"Int16"}],indexArrayType:TriangleIndexArray,indexArrayType2:LineIndexArray,paintAttributes:[{property:"fill-color"},{property:"fill-outline-color"},{property:"fill-opacity"}]},LayoutVertexArrayType=createVertexArrayType(fillInterface.layoutAttributes),FillBucket=function(e){this.zoom=e.zoom,this.overscaling=e.overscaling,this.layers=e.layers,this.index=e.index,this.layoutVertexArray=new LayoutVertexArrayType(e.layoutVertexArray),this.indexArray=new TriangleIndexArray(e.indexArray),this.indexArray2=new LineIndexArray(e.indexArray2),this.programConfigurations=new ProgramConfigurationSet(fillInterface,e.layers,e.zoom,e.programConfigurations),this.segments=new SegmentVector(e.segments),this.segments2=new SegmentVector(e.segments2)};FillBucket.prototype.populate=function(e,r){for(var t=this,i=0,a=e;iEXTENT)||e.y===r.y&&(e.y<0||e.y>EXTENT)}var ref=_dereq_("../segment"),SegmentVector=ref.SegmentVector,MAX_VERTEX_ARRAY_LENGTH=ref.MAX_VERTEX_ARRAY_LENGTH,VertexBuffer=_dereq_("../../gl/vertex_buffer"),IndexBuffer=_dereq_("../../gl/index_buffer"),ProgramConfigurationSet=_dereq_("../program_configuration").ProgramConfigurationSet,createVertexArrayType=_dereq_("../vertex_array_type"),TriangleIndexArray=_dereq_("../index_array_type").TriangleIndexArray,loadGeometry=_dereq_("../load_geometry"),EXTENT=_dereq_("../extent"),earcut=_dereq_("earcut"),classifyRings=_dereq_("../../util/classify_rings"),fillExtrusionInterface={layoutAttributes:[{name:"a_pos",components:2,type:"Int16"},{name:"a_normal",components:3,type:"Int16"},{name:"a_edgedistance",components:1,type:"Int16"}],indexArrayType:TriangleIndexArray,paintAttributes:[{property:"fill-extrusion-base"},{property:"fill-extrusion-height"},{property:"fill-extrusion-color"}]},FACTOR=Math.pow(2,13),LayoutVertexArrayType=createVertexArrayType(fillExtrusionInterface.layoutAttributes),FillExtrusionBucket=function(e){this.zoom=e.zoom,this.overscaling=e.overscaling,this.layers=e.layers,this.index=e.index,this.layoutVertexArray=new LayoutVertexArrayType(e.layoutVertexArray),this.indexArray=new TriangleIndexArray(e.indexArray),this.programConfigurations=new ProgramConfigurationSet(fillExtrusionInterface,e.layers,e.zoom,e.programConfigurations),this.segments=new SegmentVector(e.segments)};FillExtrusionBucket.prototype.populate=function(e,r){for(var t=this,a=0,i=e;a=1){var h=f[p-1];if(!isBoundaryEdge(d,h)){y.vertexLength+4>MAX_VERTEX_ARRAY_LENGTH&&(y=t.segments.prepareSegment(4,t.layoutVertexArray,t.indexArray));var A=d.sub(h)._perp()._unit();addVertex(t.layoutVertexArray,d.x,d.y,A.x,A.y,0,0,g),addVertex(t.layoutVertexArray,d.x,d.y,A.x,A.y,0,1,g),g+=h.dist(d),addVertex(t.layoutVertexArray,h.x,h.y,A.x,A.y,0,0,g),addVertex(t.layoutVertexArray,h.x,h.y,A.x,A.y,0,1,g);var c=y.vertexLength;t.indexArray.emplaceBack(c,c+1,c+2),t.indexArray.emplaceBack(c+1,c+2,c+3),y.vertexLength+=4,y.primitiveLength+=2}}}}y.vertexLength+o>MAX_VERTEX_ARRAY_LENGTH&&(y=t.segments.prepareSegment(o,t.layoutVertexArray,t.indexArray));for(var m=[],V=[],E=y.vertexLength,_=0,v=n;_>6)}var SegmentVector=_dereq_("../segment").SegmentVector,VertexBuffer=_dereq_("../../gl/vertex_buffer"),IndexBuffer=_dereq_("../../gl/index_buffer"),ProgramConfigurationSet=_dereq_("../program_configuration").ProgramConfigurationSet,createVertexArrayType=_dereq_("../vertex_array_type"),TriangleIndexArray=_dereq_("../index_array_type").TriangleIndexArray,loadGeometry=_dereq_("../load_geometry"),EXTENT=_dereq_("../extent"),vectorTileFeatureTypes=_dereq_("@mapbox/vector-tile").VectorTileFeature.types,EXTRUDE_SCALE=63,COS_HALF_SHARP_CORNER=Math.cos(Math.PI/180*37.5),LINE_DISTANCE_SCALE=.5,MAX_LINE_DISTANCE=Math.pow(2,14)/LINE_DISTANCE_SCALE,lineInterface={layoutAttributes:[{name:"a_pos_normal",components:4,type:"Int16"},{name:"a_data",components:4,type:"Uint8"}],paintAttributes:[{property:"line-color"},{property:"line-blur"},{property:"line-opacity"},{property:"line-gap-width",name:"gapwidth"},{property:"line-offset"},{property:"line-width"},{property:"line-floorwidth"}],indexArrayType:TriangleIndexArray},LayoutVertexArrayType=createVertexArrayType(lineInterface.layoutAttributes),LineBucket=function(e){this.zoom=e.zoom,this.overscaling=e.overscaling,this.layers=e.layers,this.index=e.index,this.layoutVertexArray=new LayoutVertexArrayType(e.layoutVertexArray),this.indexArray=new TriangleIndexArray(e.indexArray),this.programConfigurations=new ProgramConfigurationSet(lineInterface,e.layers,e.zoom,e.programConfigurations),this.segments=new SegmentVector(e.segments)};LineBucket.prototype.populate=function(e,t){for(var r=this,i=0,a=e;i=2&&e[u-1].equals(e[u-2]);)u--;for(var d=0;dd){var T=p.dist(_);if(T>2*l){var B=p.sub(p.sub(_)._mult(l/T)._round());s.distance+=B.dist(_),s.addCurrentVertex(B,s.distance,v.mult(1),0,0,!1,h),_=B}}var b=_&&A,N=b?r:A?x:m;if(b&&"round"===N&&(Sa&&(N="bevel"),"bevel"===N&&(S>2&&(N="flipbevel"),S100)L=C.clone().mult(-1);else{var k=v.x*C.y-v.y*C.x>0?-1:1,R=S*v.add(C).mag()/v.sub(C).mag();L._perp()._mult(R*k)}s.addCurrentVertex(p,s.distance,L,0,0,!1,h),s.addCurrentVertex(p,s.distance,L.mult(-1),0,0,!1,h)}else if("bevel"===N||"fakeround"===N){var F=v.x*C.y-v.y*C.x>0,q=-Math.sqrt(S*S-1);if(F?(f=0,c=q):(c=0,f=q),g||s.addCurrentVertex(p,s.distance,v,c,f,!1,h),"fakeround"===N){for(var P=Math.floor(8*(.5-(E-.5))),w=void 0,z=0;z=0;D--)w=v.mult((D+1)/(P+1))._add(C)._unit(),s.addPieSliceVertex(p,s.distance,w,F,h)}A&&s.addCurrentVertex(p,s.distance,C,-c,-f,!1,h)}else"butt"===N?(g||s.addCurrentVertex(p,s.distance,v,0,0,!1,h),A&&s.addCurrentVertex(p,s.distance,C,0,0,!1,h)):"square"===N?(g||(s.addCurrentVertex(p,s.distance,v,1,1,!1,h),s.e1=s.e2=-1),A&&s.addCurrentVertex(p,s.distance,C,-1,-1,!1,h)):"round"===N&&(g||(s.addCurrentVertex(p,s.distance,v,0,0,!1,h),s.addCurrentVertex(p,s.distance,v,1,1,!0,h),s.e1=s.e2=-1),A&&(s.addCurrentVertex(p,s.distance,C,-1,-1,!0,h),s.addCurrentVertex(p,s.distance,C,0,0,!1,h)));if(I&&V2*l){var O=p.add(A.sub(p)._mult(l/M)._round());s.distance+=O.dist(p),s.addCurrentVertex(O,s.distance,C.mult(1),0,0,!1,h),p=O}}g=!1}this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length,t)}},LineBucket.prototype.addCurrentVertex=function(e,t,r,i,a,n,s){var o,u=this.layoutVertexArray,d=this.indexArray;o=r.clone(),i&&o._sub(r.perp()._mult(i)),addLineVertex(u,e,o,n,!1,i,t),this.e3=s.vertexLength++,this.e1>=0&&this.e2>=0&&(d.emplaceBack(this.e1,this.e2,this.e3),s.primitiveLength++),this.e1=this.e2,this.e2=this.e3,o=r.mult(-1),a&&o._sub(r.perp()._mult(a)),addLineVertex(u,e,o,n,!0,-a,t),this.e3=s.vertexLength++,this.e1>=0&&this.e2>=0&&(d.emplaceBack(this.e1,this.e2,this.e3),s.primitiveLength++),this.e1=this.e2,this.e2=this.e3,t>MAX_LINE_DISTANCE/2&&(this.distance=0,this.addCurrentVertex(e,this.distance,r,i,a,n,s))},LineBucket.prototype.addPieSliceVertex=function(e,t,r,i,a){r=r.mult(i?-1:1);var n=this.layoutVertexArray,s=this.indexArray;addLineVertex(n,e,r,!1,i,0,t),this.e3=a.vertexLength++,this.e1>=0&&this.e2>=0&&(s.emplaceBack(this.e1,this.e2,this.e3),a.primitiveLength++),i?this.e2=this.e3:this.e1=this.e3},LineBucket.programInterface=lineInterface,module.exports=LineBucket},{"../../gl/index_buffer":71,"../../gl/vertex_buffer":72,"../extent":58,"../index_array_type":60,"../load_geometry":61,"../program_configuration":63,"../segment":65,"../vertex_array_type":66,"@mapbox/vector-tile":6}],57:[function(_dereq_,module,exports){"use strict";function addVertex(e,t,r,i,o,a,n,s){e.emplaceBack(t,r,Math.round(64*i),Math.round(64*o),a,n,s?s[0]:void 0,s?s[1]:void 0)}function addDynamicAttributes(e,t,r){e.emplaceBack(t.x,t.y,r),e.emplaceBack(t.x,t.y,r),e.emplaceBack(t.x,t.y,r),e.emplaceBack(t.x,t.y,r)}var Point=_dereq_("@mapbox/point-geometry"),SegmentVector=_dereq_("../segment").SegmentVector,VertexBuffer=_dereq_("../../gl/vertex_buffer"),IndexBuffer=_dereq_("../../gl/index_buffer"),ProgramConfigurationSet=_dereq_("../program_configuration").ProgramConfigurationSet,createVertexArrayType=_dereq_("../vertex_array_type"),ref$2=_dereq_("../index_array_type"),TriangleIndexArray=ref$2.TriangleIndexArray,LineIndexArray=ref$2.LineIndexArray,transformText=_dereq_("../../symbol/transform_text"),mergeLines=_dereq_("../../symbol/mergelines"),scriptDetection=_dereq_("../../util/script_detection"),loadGeometry=_dereq_("../load_geometry"),vectorTileFeatureTypes=_dereq_("@mapbox/vector-tile").VectorTileFeature.types,createStructArrayType=_dereq_("../../util/struct_array"),verticalizePunctuation=_dereq_("../../util/verticalize_punctuation"),getSizeData=(_dereq_("../../symbol/anchor"),_dereq_("../../symbol/opacity_state"),_dereq_("../../symbol/symbol_size").getSizeData),PlacedSymbolArray=createStructArrayType({members:[{type:"Int16",name:"anchorX"},{type:"Int16",name:"anchorY"},{type:"Uint16",name:"glyphStartIndex"},{type:"Uint16",name:"numGlyphs"},{type:"Uint32",name:"vertexStartIndex"},{type:"Uint32",name:"lineStartIndex"},{type:"Uint32",name:"lineLength"},{type:"Uint16",name:"segment"},{type:"Uint16",name:"lowerSize"},{type:"Uint16",name:"upperSize"},{type:"Float32",name:"lineOffsetX"},{type:"Float32",name:"lineOffsetY"},{type:"Uint8",name:"writingMode"},{type:"Uint8",name:"hidden"}]}),GlyphOffsetArray=createStructArrayType({members:[{type:"Float32",name:"offsetX"}]}),LineVertexArray=createStructArrayType({members:[{type:"Int16",name:"x"},{type:"Int16",name:"y"},{type:"Int16",name:"tileUnitDistanceFromAnchor"}]}),layoutAttributes=[{name:"a_pos_offset",components:4,type:"Int16"},{name:"a_data",components:4,type:"Uint16"}],dynamicLayoutAttributes=[{name:"a_projected_pos",components:3,type:"Float32"}],placementOpacityAttributes=[{name:"a_fade_opacity",components:1,type:"Uint32"}],shaderOpacityAttributes=[{name:"a_fade_opacity",components:1,type:"Uint8",offset:0}],collisionAttributes=[{name:"a_placed",components:2,type:"Uint8"}],symbolInterfaces={text:{layoutAttributes:layoutAttributes,dynamicLayoutAttributes:dynamicLayoutAttributes,indexArrayType:TriangleIndexArray,opacityAttributes:placementOpacityAttributes,paintAttributes:[{property:"text-color",name:"fill_color"},{property:"text-halo-color",name:"halo_color"},{property:"text-halo-width",name:"halo_width"},{property:"text-halo-blur",name:"halo_blur"},{property:"text-opacity",name:"opacity"}]},icon:{layoutAttributes:layoutAttributes,dynamicLayoutAttributes:dynamicLayoutAttributes,indexArrayType:TriangleIndexArray,opacityAttributes:placementOpacityAttributes,paintAttributes:[{property:"icon-color",name:"fill_color"},{property:"icon-halo-color",name:"halo_color"},{property:"icon-halo-width",name:"halo_width"},{property:"icon-halo-blur",name:"halo_blur"},{property:"icon-opacity",name:"opacity"}]},collisionBox:{layoutAttributes:[{name:"a_pos",components:2,type:"Int16"},{name:"a_anchor_pos",components:2,type:"Int16"},{name:"a_extrude",components:2,type:"Int16"}],indexArrayType:LineIndexArray,collisionAttributes:collisionAttributes},collisionCircle:{layoutAttributes:[{name:"a_pos",components:2,type:"Int16"},{name:"a_anchor_pos",components:2,type:"Int16"},{name:"a_extrude",components:2,type:"Int16"}],collisionAttributes:collisionAttributes,indexArrayType:TriangleIndexArray}},SymbolBuffers=function(e,t,r,i){this.programInterface=e;var o=createVertexArrayType(e.layoutAttributes),a=e.indexArrayType;if(this.layoutVertexArray=new o(i&&i.layoutVertexArray),this.indexArray=new a(i&&i.indexArray),this.programConfigurations=new ProgramConfigurationSet(e,t,r,i&&i.programConfigurations),this.segments=new SegmentVector(i&&i.segments),e.dynamicLayoutAttributes){var n=createVertexArrayType(e.dynamicLayoutAttributes);this.dynamicLayoutVertexArray=new n(i&&i.dynamicLayoutVertexArray)}if(e.opacityAttributes){var s=createVertexArrayType(e.opacityAttributes);this.opacityVertexArray=new s(i&&i.opacityVertexArray)}if(e.collisionAttributes){var l=createVertexArrayType(e.collisionAttributes);this.collisionVertexArray=new l(i&&i.collisionVertexArray)}};SymbolBuffers.prototype.serialize=function(e){return{layoutVertexArray:this.layoutVertexArray.serialize(e),indexArray:this.indexArray.serialize(e),programConfigurations:this.programConfigurations.serialize(e),segments:this.segments.get(),dynamicLayoutVertexArray:this.dynamicLayoutVertexArray&&this.dynamicLayoutVertexArray.serialize(e),opacityVertexArray:this.opacityVertexArray&&this.opacityVertexArray.serialize(e),collisionVertexArray:this.collisionVertexArray&&this.collisionVertexArray.serialize(e)}},SymbolBuffers.prototype.upload=function(e,t){this.layoutVertexBuffer=new VertexBuffer(e,this.layoutVertexArray),this.indexBuffer=new IndexBuffer(e,this.indexArray,t),this.programConfigurations.upload(e),this.programInterface.dynamicLayoutAttributes&&(this.dynamicLayoutVertexBuffer=new VertexBuffer(e,this.dynamicLayoutVertexArray,!0)),this.programInterface.opacityAttributes&&(this.opacityVertexBuffer=new VertexBuffer(e,this.opacityVertexArray,!0),this.opacityVertexBuffer.itemSize=1,this.opacityVertexBuffer.attributes=shaderOpacityAttributes),this.programInterface.collisionAttributes&&(this.collisionVertexBuffer=new VertexBuffer(e,this.collisionVertexArray,!0))},SymbolBuffers.prototype.destroy=function(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.programConfigurations.destroy(),this.segments.destroy(),this.dynamicLayoutVertexBuffer&&this.dynamicLayoutVertexBuffer.destroy(),this.opacityVertexBuffer&&this.opacityVertexBuffer.destroy(),this.collisionVertexBuffer&&this.collisionVertexBuffer.destroy())};var SymbolBucket=function(e){if(this.collisionBoxArray=e.collisionBoxArray,this.zoom=e.zoom,this.overscaling=e.overscaling,this.layers=e.layers,this.index=e.index,this.sdfIcons=e.sdfIcons,this.iconsNeedLinear=e.iconsNeedLinear,this.pixelRatio=e.pixelRatio,e.text){this.text=new SymbolBuffers(symbolInterfaces.text,e.layers,e.zoom,e.text),this.icon=new SymbolBuffers(symbolInterfaces.icon,e.layers,e.zoom,e.icon),this.collisionBox=new SymbolBuffers(symbolInterfaces.collisionBox,e.layers,e.zoom,e.collisionBox),this.collisionCircle=new SymbolBuffers(symbolInterfaces.collisionCircle,e.layers,e.zoom,e.collisionCircle),this.textSizeData=e.textSizeData,this.iconSizeData=e.iconSizeData,this.placedGlyphArray=new PlacedSymbolArray(e.placedGlyphArray),this.placedIconArray=new PlacedSymbolArray(e.placedIconArray),this.glyphOffsetArray=new GlyphOffsetArray(e.glyphOffsetArray),this.lineVertexArray=new LineVertexArray(e.lineVertexArray),this.symbolInstances=e.symbolInstances;var t=e.layers[0].layout;this.sortFeaturesByY=t.get("text-allow-overlap")||t.get("icon-allow-overlap")||t.get("text-ignore-placement")||t.get("icon-ignore-placement")}else{var i=this.layers[0]._unevaluatedLayout._values;if(this.textSizeData=getSizeData(this.zoom,i["text-size"]),"composite"===this.textSizeData.functionType){var o=this.textSizeData.zoomRange,a=o.min,n=o.max;this.compositeTextSizes=[i["text-size"].possiblyEvaluate({zoom:a}),i["text-size"].possiblyEvaluate({zoom:n})]}if(this.iconSizeData=getSizeData(this.zoom,i["icon-size"]),"composite"===this.iconSizeData.functionType){var s=this.iconSizeData.zoomRange,l=s.min,y=s.max;this.compositeIconSizes=[i["icon-size"].possiblyEvaluate({zoom:l}),i["icon-size"].possiblyEvaluate({zoom:y})]}this.layoutTextSize=i["text-size"].possiblyEvaluate({zoom:this.zoom+1}),this.layoutIconSize=i["icon-size"].possiblyEvaluate({zoom:this.zoom+1}),this.textMaxSize=i["text-size"].possiblyEvaluate({zoom:18})}};SymbolBucket.prototype.createArrays=function(){this.text=new SymbolBuffers(symbolInterfaces.text,this.layers,this.zoom),this.icon=new SymbolBuffers(symbolInterfaces.icon,this.layers,this.zoom),this.collisionBox=new SymbolBuffers(symbolInterfaces.collisionBox,this.layers,this.zoom),this.collisionCircle=new SymbolBuffers(symbolInterfaces.collisionCircle,this.layers,this.zoom),this.placedGlyphArray=new PlacedSymbolArray,this.placedIconArray=new PlacedSymbolArray,this.glyphOffsetArray=new GlyphOffsetArray,this.lineVertexArray=new LineVertexArray},SymbolBucket.prototype.populate=function(e,t){var i=this.layers[0],o=i.layout,a=o.get("text-font").join(","),n=o.get("text-field"),s=o.get("icon-image"),l="constant"!==n.value.kind||n.value.value.length>0&&a.length>0,y="constant"!==s.value.kind||s.value.value&&s.value.value.length>0;if(this.features=[],l||y){for(var c=t.iconDependencies,u=t.glyphDependencies,p=u[a]=u[a]||{},x={zoom:this.zoom},m=0,h=e;m=0;l--)n[l]={x:t[l].x,y:t[l].y,tileUnitDistanceFromAnchor:a},l>0&&(a+=t[l-1].dist(t[l]));for(var y=0;y0;e.addCollisionDebugVertices(l,y,c,u,p?e.collisionCircle:e.collisionBox,s.anchorPoint,i,p)}}}},SymbolBucket.prototype.deserializeCollisionBoxes=function(e,t,r,i,o){for(var a={},n=t;n1||this.icon.segments.get().length>1))){for(var r=[],i=0;ibounds.max||a.ybounds.max)&&util.warnOnce("Geometry exceeds allowed extent, reduce your vector tile buffer size")}return r}},{"../util/util":266,"./extent":58}],62:[function(_dereq_,module,exports){"use strict";var PosArray=_dereq_("../util/struct_array")({members:[{name:"a_pos",type:"Int16",components:2}]});module.exports=PosArray},{"../util/struct_array":263}],63:[function(_dereq_,module,exports){"use strict";function packColor(r){return[packUint8ToFloat(255*r.r,255*r.g),packUint8ToFloat(255*r.b,255*r.a)]}var createVertexArrayType=_dereq_("./vertex_array_type"),packUint8ToFloat=_dereq_("../shaders/encode_attribute").packUint8ToFloat,VertexBuffer=_dereq_("../gl/vertex_buffer"),Color=_dereq_("../style-spec/util/color"),ConstantBinder=function(r,t,o,e){this.value=r,this.name=t,this.type=o,this.property=e,this.statistics={max:-1/0}};ConstantBinder.prototype.defines=function(){return["#define HAS_UNIFORM_u_"+this.name]},ConstantBinder.prototype.populatePaintArray=function(){},ConstantBinder.prototype.setUniforms=function(r,t,o,e){var i=e.constantOr(this.value);"color"===this.type?r.uniform4f(t.uniforms["u_"+this.name],i.r,i.g,i.b,i.a):r.uniform1f(t.uniforms["u_"+this.name],i)};var SourceExpressionBinder=function(r,t,o,e){this.expression=r,this.name=t,this.type=o,this.property=e,this.statistics={max:-1/0}};SourceExpressionBinder.prototype.defines=function(){return[]},SourceExpressionBinder.prototype.populatePaintArray=function(r,t,o,e){var i=this,n=this.expression.evaluate({zoom:0},e);if("color"===this.type)for(var a=packColor(n),s=t;sMAX_VERTEX_ARRAY_LENGTH&&warnOnce("Max vertices per segment is "+MAX_VERTEX_ARRAY_LENGTH+": bucket requested "+e),(!n||n.vertexLength+e>module.exports.MAX_VERTEX_ARRAY_LENGTH)&&(n={vertexOffset:t.length,primitiveOffset:r.length,vertexLength:0,primitiveLength:0},this.segments.push(n)),n},SegmentVector.prototype.get=function(){return this.segments},SegmentVector.prototype.destroy=function(){for(var t=0,r=this.segments;t90||this.lat<-90)throw new Error("Invalid LngLat latitude value: must be between -90 and 90")};LngLat.prototype.wrap=function(){return new LngLat(wrap(this.lng,-180,180),this.lat)},LngLat.prototype.toArray=function(){return[this.lng,this.lat]},LngLat.prototype.toString=function(){return"LngLat("+this.lng+", "+this.lat+")"},LngLat.prototype.toBounds=function(t){var n=360*t/40075017,r=n/Math.cos(Math.PI/180*this.lat);return new(_dereq_("./lng_lat_bounds"))(new LngLat(this.lng-r,this.lat-n),new LngLat(this.lng+r,this.lat+n))},LngLat.convert=function(t){if(t instanceof LngLat)return t;if(Array.isArray(t)&&(2===t.length||3===t.length))return new LngLat(Number(t[0]),Number(t[1]));if(!Array.isArray(t)&&"object"==typeof t&&null!==t)return new LngLat(Number(t.lng),Number(t.lat));throw new Error("`LngLatLike` argument must be specified as a LngLat instance, an object {lng: , lat: }, or an array of [, ]")},module.exports=LngLat},{"../util/util":266,"./lng_lat_bounds":69}],69:[function(_dereq_,module,exports){"use strict";var LngLat=_dereq_("./lng_lat"),LngLatBounds=function(t,n){t&&(n?this.setSouthWest(t).setNorthEast(n):4===t.length?this.setSouthWest([t[0],t[1]]).setNorthEast([t[2],t[3]]):this.setSouthWest(t[0]).setNorthEast(t[1]))};LngLatBounds.prototype.setNorthEast=function(t){return this._ne=t instanceof LngLat?new LngLat(t.lng,t.lat):LngLat.convert(t),this},LngLatBounds.prototype.setSouthWest=function(t){return this._sw=t instanceof LngLat?new LngLat(t.lng,t.lat):LngLat.convert(t),this},LngLatBounds.prototype.extend=function(t){var n,e,s=this._sw,o=this._ne;if(t instanceof LngLat)n=t,e=t;else{if(!(t instanceof LngLatBounds))return Array.isArray(t)?t.every(Array.isArray)?this.extend(LngLatBounds.convert(t)):this.extend(LngLat.convert(t)):this;if(n=t._sw,e=t._ne,!n||!e)return this}return s||o?(s.lng=Math.min(n.lng,s.lng),s.lat=Math.min(n.lat,s.lat),o.lng=Math.max(e.lng,o.lng),o.lat=Math.max(e.lat,o.lat)):(this._sw=new LngLat(n.lng,n.lat),this._ne=new LngLat(e.lng,e.lat)),this},LngLatBounds.prototype.getCenter=function(){return new LngLat((this._sw.lng+this._ne.lng)/2,(this._sw.lat+this._ne.lat)/2)},LngLatBounds.prototype.getSouthWest=function(){return this._sw},LngLatBounds.prototype.getNorthEast=function(){return this._ne},LngLatBounds.prototype.getNorthWest=function(){return new LngLat(this.getWest(),this.getNorth())},LngLatBounds.prototype.getSouthEast=function(){return new LngLat(this.getEast(),this.getSouth())},LngLatBounds.prototype.getWest=function(){return this._sw.lng},LngLatBounds.prototype.getSouth=function(){return this._sw.lat},LngLatBounds.prototype.getEast=function(){return this._ne.lng},LngLatBounds.prototype.getNorth=function(){return this._ne.lat},LngLatBounds.prototype.toArray=function(){return[this._sw.toArray(),this._ne.toArray()]},LngLatBounds.prototype.toString=function(){return"LngLatBounds("+this._sw.toString()+", "+this._ne.toString()+")"},LngLatBounds.convert=function(t){return!t||t instanceof LngLatBounds?t:new LngLatBounds(t)},module.exports=LngLatBounds},{"./lng_lat":68}],70:[function(_dereq_,module,exports){"use strict";var LngLat=_dereq_("./lng_lat"),Point=_dereq_("@mapbox/point-geometry"),Coordinate=_dereq_("./coordinate"),util=_dereq_("../util/util"),interp=_dereq_("../style-spec/util/interpolate").number,TileCoord=_dereq_("../source/tile_coord"),EXTENT=_dereq_("../data/extent"),glmatrix=_dereq_("@mapbox/gl-matrix"),vec4=glmatrix.vec4,mat4=glmatrix.mat4,mat2=glmatrix.mat2,Transform=function(t,i,o){this.tileSize=512,this._renderWorldCopies=void 0===o||o,this._minZoom=t||0,this._maxZoom=i||22,this.latRange=[-85.05113,85.05113],this.width=0,this.height=0,this._center=new LngLat(0,0),this.zoom=0,this.angle=0,this._fov=.6435011087932844,this._pitch=0,this._unmodified=!0,this._posMatrixCache={}},prototypeAccessors={minZoom:{},maxZoom:{},renderWorldCopies:{},worldSize:{},centerPoint:{},size:{},bearing:{},pitch:{},fov:{},zoom:{},center:{},unmodified:{},x:{},y:{},point:{}};Transform.prototype.clone=function(){var t=new Transform(this._minZoom,this._maxZoom,this._renderWorldCopies);return t.tileSize=this.tileSize,t.latRange=this.latRange,t.width=this.width,t.height=this.height,t._center=this._center,t.zoom=this.zoom,t.angle=this.angle,t._fov=this._fov,t._pitch=this._pitch,t._unmodified=this._unmodified,t._calcMatrices(),t},prototypeAccessors.minZoom.get=function(){return this._minZoom},prototypeAccessors.minZoom.set=function(t){this._minZoom!==t&&(this._minZoom=t,this.zoom=Math.max(this.zoom,t))},prototypeAccessors.maxZoom.get=function(){return this._maxZoom},prototypeAccessors.maxZoom.set=function(t){this._maxZoom!==t&&(this._maxZoom=t,this.zoom=Math.min(this.zoom,t))},prototypeAccessors.renderWorldCopies.get=function(){return this._renderWorldCopies},prototypeAccessors.worldSize.get=function(){return this.tileSize*this.scale},prototypeAccessors.centerPoint.get=function(){return this.size._div(2)},prototypeAccessors.size.get=function(){return new Point(this.width,this.height)},prototypeAccessors.bearing.get=function(){return-this.angle/Math.PI*180},prototypeAccessors.bearing.set=function(t){var i=-util.wrap(t,-180,180)*Math.PI/180;this.angle!==i&&(this._unmodified=!1,this.angle=i,this._calcMatrices(),this.rotationMatrix=mat2.create(),mat2.rotate(this.rotationMatrix,this.rotationMatrix,this.angle))},prototypeAccessors.pitch.get=function(){return this._pitch/Math.PI*180},prototypeAccessors.pitch.set=function(t){var i=util.clamp(t,0,60)/180*Math.PI;this._pitch!==i&&(this._unmodified=!1,this._pitch=i,this._calcMatrices())},prototypeAccessors.fov.get=function(){return this._fov/Math.PI*180},prototypeAccessors.fov.set=function(t){t=Math.max(.01,Math.min(60,t)),this._fov!==t&&(this._unmodified=!1,this._fov=t/180*Math.PI,this._calcMatrices())},prototypeAccessors.zoom.get=function(){return this._zoom},prototypeAccessors.zoom.set=function(t){var i=Math.min(Math.max(t,this.minZoom),this.maxZoom);this._zoom!==i&&(this._unmodified=!1,this._zoom=i,this.scale=this.zoomScale(i),this.tileZoom=Math.floor(i),this.zoomFraction=i-this.tileZoom,this._constrain(),this._calcMatrices())},prototypeAccessors.center.get=function(){return this._center},prototypeAccessors.center.set=function(t){t.lat===this._center.lat&&t.lng===this._center.lng||(this._unmodified=!1,this._center=t,this._constrain(),this._calcMatrices())},Transform.prototype.coveringZoomLevel=function(t){return(t.roundZoom?Math.round:Math.floor)(this.zoom+this.scaleZoom(this.tileSize/t.tileSize))},Transform.prototype.getVisibleWrappedCoordinates=function(t){for(var i=this.pointCoordinate(new Point(0,0),0),o=this.pointCoordinate(new Point(this.width,0),0),e=Math.floor(i.column),r=Math.floor(o.column),n=[t],s=e;s<=r;s++)0!==s&&n.push(new TileCoord(t.z,t.x,t.y,s));return n},Transform.prototype.coveringTiles=function(t){var i=this.coveringZoomLevel(t),o=i;if(void 0!==t.minzoom&&it.maxzoom&&(i=t.maxzoom);var e=this.pointCoordinate(this.centerPoint,i),r=new Point(e.column-.5,e.row-.5),n=[this.pointCoordinate(new Point(0,0),i),this.pointCoordinate(new Point(this.width,0),i),this.pointCoordinate(new Point(this.width,this.height),i),this.pointCoordinate(new Point(0,this.height),i)];return TileCoord.cover(i,n,t.reparseOverscaled?o:i,this._renderWorldCopies).sort(function(t,i){return r.dist(t)-r.dist(i)})},Transform.prototype.resize=function(t,i){this.width=t,this.height=i,this.pixelsToGLUnits=[2/t,-2/i],this._constrain(),this._calcMatrices()},prototypeAccessors.unmodified.get=function(){return this._unmodified},Transform.prototype.zoomScale=function(t){return Math.pow(2,t)},Transform.prototype.scaleZoom=function(t){return Math.log(t)/Math.LN2},Transform.prototype.project=function(t){return new Point(this.lngX(t.lng),this.latY(t.lat))},Transform.prototype.unproject=function(t){return new LngLat(this.xLng(t.x),this.yLat(t.y))},prototypeAccessors.x.get=function(){return this.lngX(this.center.lng)},prototypeAccessors.y.get=function(){return this.latY(this.center.lat)},prototypeAccessors.point.get=function(){return new Point(this.x,this.y)},Transform.prototype.lngX=function(t){return(180+t)*this.worldSize/360},Transform.prototype.latY=function(t){return(180-180/Math.PI*Math.log(Math.tan(Math.PI/4+t*Math.PI/360)))*this.worldSize/360},Transform.prototype.xLng=function(t){return 360*t/this.worldSize-180},Transform.prototype.yLat=function(t){var i=180-360*t/this.worldSize;return 360/Math.PI*Math.atan(Math.exp(i*Math.PI/180))-90},Transform.prototype.setLocationAtPoint=function(t,i){var o=this.pointCoordinate(i)._sub(this.pointCoordinate(this.centerPoint));this.center=this.coordinateLocation(this.locationCoordinate(t)._sub(o)),this._renderWorldCopies&&(this.center=this.center.wrap())},Transform.prototype.locationPoint=function(t){return this.coordinatePoint(this.locationCoordinate(t))},Transform.prototype.pointLocation=function(t){return this.coordinateLocation(this.pointCoordinate(t))},Transform.prototype.locationCoordinate=function(t){return new Coordinate(this.lngX(t.lng)/this.tileSize,this.latY(t.lat)/this.tileSize,this.zoom).zoomTo(this.tileZoom)},Transform.prototype.coordinateLocation=function(t){var i=t.zoomTo(this.zoom);return new LngLat(this.xLng(i.column*this.tileSize),this.yLat(i.row*this.tileSize))},Transform.prototype.pointCoordinate=function(t,i){void 0===i&&(i=this.tileZoom);var o=[t.x,t.y,0,1],e=[t.x,t.y,1,1];vec4.transformMat4(o,o,this.pixelMatrixInverse),vec4.transformMat4(e,e,this.pixelMatrixInverse);var r=o[3],n=e[3],h=o[1]/r,c=e[1]/n,m=o[2]/r,p=e[2]/n,l=m===p?0:(0-m)/(p-m);return new Coordinate(interp(o[0]/r,e[0]/n,l)/this.tileSize,interp(h,c,l)/this.tileSize,this.zoom)._zoomTo(i)},Transform.prototype.coordinatePoint=function(t){var i=t.zoomTo(this.zoom),o=[i.column*this.tileSize,i.row*this.tileSize,0,1];return vec4.transformMat4(o,o,this.pixelMatrix),new Point(o[0]/o[3],o[1]/o[3])},Transform.prototype.calculatePosMatrix=function(t,i){var o=t.id.toString();if(i&&(o+=i.toString()),this._posMatrixCache[o])return this._posMatrixCache[o];var e=t.toCoordinate(i),r=this.worldSize/this.zoomScale(e.zoom),n=mat4.identity(new Float64Array(16));return mat4.translate(n,n,[e.column*r,e.row*r,0]),mat4.scale(n,n,[r/EXTENT,r/EXTENT,1]),mat4.multiply(n,this.projMatrix,n),this._posMatrixCache[o]=new Float32Array(n),this._posMatrixCache[o]},Transform.prototype._constrain=function(){if(this.center&&this.width&&this.height&&!this._constraining){this._constraining=!0;var t,i,o,e,r=-90,n=90,s=-180,a=180,h=this.size,c=this._unmodified;if(this.latRange){var m=this.latRange;r=this.latY(m[1]),t=(n=this.latY(m[0]))-rn&&(e=n-f)}if(this.lngRange){var d=this.x,g=h.x/2;d-ga&&(o=a-g)}void 0===o&&void 0===e||(this.center=this.unproject(new Point(void 0!==o?o:this.x,void 0!==e?e:this.y))),this._unmodified=c,this._constraining=!1}},Transform.prototype._calcMatrices=function(){if(this.height){this.cameraToCenterDistance=.5/Math.tan(this._fov/2)*this.height;var t=this._fov/2,i=Math.PI/2+this._pitch,o=Math.sin(t)*this.cameraToCenterDistance/Math.sin(Math.PI-i-t),r=1.01*(Math.cos(Math.PI/2-this._pitch)*o+this.cameraToCenterDistance),n=new Float64Array(16);mat4.perspective(n,this._fov,this.width/this.height,1,r),mat4.scale(n,n,[1,-1,1]),mat4.translate(n,n,[0,0,-this.cameraToCenterDistance]),mat4.rotateX(n,n,this._pitch),mat4.rotateZ(n,n,this.angle),mat4.translate(n,n,[-this.x,-this.y,0]);var s=this.worldSize/(2*Math.PI*6378137*Math.abs(Math.cos(this.center.lat*(Math.PI/180))));if(mat4.scale(n,n,[1,1,s,1]),this.projMatrix=n,n=mat4.create(),mat4.scale(n,n,[this.width/2,-this.height/2,1]),mat4.translate(n,n,[1,-1,0]),this.pixelMatrix=mat4.multiply(new Float64Array(16),n,this.projMatrix),!(n=mat4.invert(new Float64Array(16),this.pixelMatrix)))throw new Error("failed to invert matrix");this.pixelMatrixInverse=n,this._posMatrixCache={}}},Object.defineProperties(Transform.prototype,prototypeAccessors),module.exports=Transform},{"../data/extent":58,"../source/tile_coord":112,"../style-spec/util/interpolate":154,"../util/util":266,"./coordinate":67,"./lng_lat":68,"@mapbox/gl-matrix":1,"@mapbox/point-geometry":2}],71:[function(_dereq_,module,exports){"use strict";var IndexBuffer=function(e,t,r){this.gl=e,this.buffer=e.createBuffer(),this.dynamicDraw=Boolean(r),this.unbindVAO(),e.bindBuffer(e.ELEMENT_ARRAY_BUFFER,this.buffer),e.bufferData(e.ELEMENT_ARRAY_BUFFER,t.arrayBuffer,this.dynamicDraw?e.DYNAMIC_DRAW:e.STATIC_DRAW),this.dynamicDraw||delete t.arrayBuffer};IndexBuffer.prototype.unbindVAO=function(){void 0===this.gl.extVertexArrayObject&&(this.gl.extVertexArrayObject=this.gl.getExtension("OES_vertex_array_object")),this.gl.extVertexArrayObject&&this.gl.extVertexArrayObject.bindVertexArrayOES(null)},IndexBuffer.prototype.bind=function(){this.gl.bindBuffer(this.gl.ELEMENT_ARRAY_BUFFER,this.buffer)},IndexBuffer.prototype.updateData=function(e){this.unbindVAO(),this.bind(),this.gl.bufferSubData(this.gl.ELEMENT_ARRAY_BUFFER,0,e.arrayBuffer)},IndexBuffer.prototype.destroy=function(){this.buffer&&(this.gl.deleteBuffer(this.buffer),delete this.buffer)},module.exports=IndexBuffer},{}],72:[function(_dereq_,module,exports){"use strict";var AttributeType={Int8:"BYTE",Uint8:"UNSIGNED_BYTE",Int16:"SHORT",Uint16:"UNSIGNED_SHORT",Int32:"INT",Uint32:"UNSIGNED_INT",Float32:"FLOAT"},VertexBuffer=function(t,e,r){this.length=e.length,this.attributes=e.members,this.itemSize=e.bytesPerElement,this.dynamicDraw=r,this.gl=t,this.buffer=t.createBuffer(),this.gl.bindBuffer(t.ARRAY_BUFFER,this.buffer),this.gl.bufferData(t.ARRAY_BUFFER,e.arrayBuffer,this.dynamicDraw?t.DYNAMIC_DRAW:t.STATIC_DRAW),this.dynamicDraw||delete e.arrayBuffer};VertexBuffer.prototype.bind=function(){this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.buffer)},VertexBuffer.prototype.updateData=function(t){this.bind(),this.gl.bufferSubData(this.gl.ARRAY_BUFFER,0,t.arrayBuffer)},VertexBuffer.prototype.enableAttributes=function(t,e){for(var i=0;i":[24,[4,18,20,9,4,0]],"?":[18,[3,16,3,17,4,19,5,20,7,21,11,21,13,20,14,19,15,17,15,15,14,13,13,12,9,10,9,7,-1,-1,9,2,8,1,9,0,10,1,9,2]],"@":[27,[18,13,17,15,15,16,12,16,10,15,9,14,8,11,8,8,9,6,11,5,14,5,16,6,17,8,-1,-1,12,16,10,14,9,11,9,8,10,6,11,5,-1,-1,18,16,17,8,17,6,19,5,21,5,23,7,24,10,24,12,23,15,22,17,20,19,18,20,15,21,12,21,9,20,7,19,5,17,4,15,3,12,3,9,4,6,5,4,7,2,9,1,12,0,15,0,18,1,20,2,21,3,-1,-1,19,16,18,8,18,6,19,5]],A:[18,[9,21,1,0,-1,-1,9,21,17,0,-1,-1,4,7,14,7]],B:[21,[4,21,4,0,-1,-1,4,21,13,21,16,20,17,19,18,17,18,15,17,13,16,12,13,11,-1,-1,4,11,13,11,16,10,17,9,18,7,18,4,17,2,16,1,13,0,4,0]],C:[21,[18,16,17,18,15,20,13,21,9,21,7,20,5,18,4,16,3,13,3,8,4,5,5,3,7,1,9,0,13,0,15,1,17,3,18,5]],D:[21,[4,21,4,0,-1,-1,4,21,11,21,14,20,16,18,17,16,18,13,18,8,17,5,16,3,14,1,11,0,4,0]],E:[19,[4,21,4,0,-1,-1,4,21,17,21,-1,-1,4,11,12,11,-1,-1,4,0,17,0]],F:[18,[4,21,4,0,-1,-1,4,21,17,21,-1,-1,4,11,12,11]],G:[21,[18,16,17,18,15,20,13,21,9,21,7,20,5,18,4,16,3,13,3,8,4,5,5,3,7,1,9,0,13,0,15,1,17,3,18,5,18,8,-1,-1,13,8,18,8]],H:[22,[4,21,4,0,-1,-1,18,21,18,0,-1,-1,4,11,18,11]],I:[8,[4,21,4,0]],J:[16,[12,21,12,5,11,2,10,1,8,0,6,0,4,1,3,2,2,5,2,7]],K:[21,[4,21,4,0,-1,-1,18,21,4,7,-1,-1,9,12,18,0]],L:[17,[4,21,4,0,-1,-1,4,0,16,0]],M:[24,[4,21,4,0,-1,-1,4,21,12,0,-1,-1,20,21,12,0,-1,-1,20,21,20,0]],N:[22,[4,21,4,0,-1,-1,4,21,18,0,-1,-1,18,21,18,0]],O:[22,[9,21,7,20,5,18,4,16,3,13,3,8,4,5,5,3,7,1,9,0,13,0,15,1,17,3,18,5,19,8,19,13,18,16,17,18,15,20,13,21,9,21]],P:[21,[4,21,4,0,-1,-1,4,21,13,21,16,20,17,19,18,17,18,14,17,12,16,11,13,10,4,10]],Q:[22,[9,21,7,20,5,18,4,16,3,13,3,8,4,5,5,3,7,1,9,0,13,0,15,1,17,3,18,5,19,8,19,13,18,16,17,18,15,20,13,21,9,21,-1,-1,12,4,18,-2]],R:[21,[4,21,4,0,-1,-1,4,21,13,21,16,20,17,19,18,17,18,15,17,13,16,12,13,11,4,11,-1,-1,11,11,18,0]],S:[20,[17,18,15,20,12,21,8,21,5,20,3,18,3,16,4,14,5,13,7,12,13,10,15,9,16,8,17,6,17,3,15,1,12,0,8,0,5,1,3,3]],T:[16,[8,21,8,0,-1,-1,1,21,15,21]],U:[22,[4,21,4,6,5,3,7,1,10,0,12,0,15,1,17,3,18,6,18,21]],V:[18,[1,21,9,0,-1,-1,17,21,9,0]],W:[24,[2,21,7,0,-1,-1,12,21,7,0,-1,-1,12,21,17,0,-1,-1,22,21,17,0]],X:[20,[3,21,17,0,-1,-1,17,21,3,0]],Y:[18,[1,21,9,11,9,0,-1,-1,17,21,9,11]],Z:[20,[17,21,3,0,-1,-1,3,21,17,21,-1,-1,3,0,17,0]],"[":[14,[4,25,4,-7,-1,-1,5,25,5,-7,-1,-1,4,25,11,25,-1,-1,4,-7,11,-7]],"\\":[14,[0,21,14,-3]],"]":[14,[9,25,9,-7,-1,-1,10,25,10,-7,-1,-1,3,25,10,25,-1,-1,3,-7,10,-7]],"^":[16,[6,15,8,18,10,15,-1,-1,3,12,8,17,13,12,-1,-1,8,17,8,0]],_:[16,[0,-2,16,-2]],"`":[10,[6,21,5,20,4,18,4,16,5,15,6,16,5,17]],a:[19,[15,14,15,0,-1,-1,15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],b:[19,[4,21,4,0,-1,-1,4,11,6,13,8,14,11,14,13,13,15,11,16,8,16,6,15,3,13,1,11,0,8,0,6,1,4,3]],c:[18,[15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],d:[19,[15,21,15,0,-1,-1,15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],e:[18,[3,8,15,8,15,10,14,12,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],f:[12,[10,21,8,21,6,20,5,17,5,0,-1,-1,2,14,9,14]],g:[19,[15,14,15,-2,14,-5,13,-6,11,-7,8,-7,6,-6,-1,-1,15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],h:[19,[4,21,4,0,-1,-1,4,10,7,13,9,14,12,14,14,13,15,10,15,0]],i:[8,[3,21,4,20,5,21,4,22,3,21,-1,-1,4,14,4,0]],j:[10,[5,21,6,20,7,21,6,22,5,21,-1,-1,6,14,6,-3,5,-6,3,-7,1,-7]],k:[17,[4,21,4,0,-1,-1,14,14,4,4,-1,-1,8,8,15,0]],l:[8,[4,21,4,0]],m:[30,[4,14,4,0,-1,-1,4,10,7,13,9,14,12,14,14,13,15,10,15,0,-1,-1,15,10,18,13,20,14,23,14,25,13,26,10,26,0]],n:[19,[4,14,4,0,-1,-1,4,10,7,13,9,14,12,14,14,13,15,10,15,0]],o:[19,[8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3,16,6,16,8,15,11,13,13,11,14,8,14]],p:[19,[4,14,4,-7,-1,-1,4,11,6,13,8,14,11,14,13,13,15,11,16,8,16,6,15,3,13,1,11,0,8,0,6,1,4,3]],q:[19,[15,14,15,-7,-1,-1,15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],r:[13,[4,14,4,0,-1,-1,4,8,5,11,7,13,9,14,12,14]],s:[17,[14,11,13,13,10,14,7,14,4,13,3,11,4,9,6,8,11,7,13,6,14,4,14,3,13,1,10,0,7,0,4,1,3,3]],t:[12,[5,21,5,4,6,1,8,0,10,0,-1,-1,2,14,9,14]],u:[19,[4,14,4,4,5,1,7,0,10,0,12,1,15,4,-1,-1,15,14,15,0]],v:[16,[2,14,8,0,-1,-1,14,14,8,0]],w:[22,[3,14,7,0,-1,-1,11,14,7,0,-1,-1,11,14,15,0,-1,-1,19,14,15,0]],x:[17,[3,14,14,0,-1,-1,14,14,3,0]],y:[16,[2,14,8,0,-1,-1,14,14,8,0,6,-4,4,-6,2,-7,1,-7]],z:[17,[14,14,3,0,-1,-1,3,14,14,14,-1,-1,3,0,14,0]],"{":[14,[9,25,7,24,6,23,5,21,5,19,6,17,7,16,8,14,8,12,6,10,-1,-1,7,24,6,22,6,20,7,18,8,17,9,15,9,13,8,11,4,9,8,7,9,5,9,3,8,1,7,0,6,-2,6,-4,7,-6,-1,-1,6,8,8,6,8,4,7,2,6,1,5,-1,5,-3,6,-5,7,-6,9,-7]],"|":[8,[4,25,4,-7]],"}":[14,[5,25,7,24,8,23,9,21,9,19,8,17,7,16,6,14,6,12,8,10,-1,-1,7,24,8,22,8,20,7,18,6,17,5,15,5,13,6,11,10,9,6,7,5,5,5,3,6,1,7,0,8,-2,8,-4,7,-6,-1,-1,8,8,6,6,6,4,7,2,8,1,9,-1,9,-3,8,-5,7,-6,5,-7]],"~":[24,[3,6,3,8,4,11,6,12,8,12,10,11,14,8,16,7,18,7,20,8,21,10,-1,-1,3,8,4,10,6,11,8,11,10,10,14,7,16,6,18,6,20,7,21,10,21,12]]}},{"../data/extent":58,"../data/pos_array":62,"../gl/vertex_buffer":72,"../util/browser":245,"./vertex_array_object":95,"@mapbox/gl-matrix":1}],78:[function(_dereq_,module,exports){"use strict";function drawFillTiles(t,r,e,a,i){if(!pattern.isPatternMissing(e.paint.get("fill-pattern"),t))for(var l=!0,n=0,o=a;n0?1-1/(1.001-r):-r}(t.paint.get("raster-saturation"))),i.uniform1f(o.uniforms.u_contrast_factor,function(r){return r>0?1/(1-r):1+r}(t.paint.get("raster-contrast"))),i.uniform3fv(o.uniforms.u_spin_weights,function(r){r*=Math.PI/180;var e=Math.sin(r),t=Math.cos(r);return[(2*t+1)/3,(-Math.sqrt(3)*e-t+1)/3,(Math.sqrt(3)*e-t+1)/3]}(t.paint.get("raster-hue-rotate"))),i.uniform1f(o.uniforms.u_buffer_scale,1),i.uniform1i(o.uniforms.u_image0,0),i.uniform1i(o.uniforms.u_image1,1);for(var u=a.length&&a[0].z,s=0,f=a;s0){var o=Date.now(),u=(o-r.timeAdded)/n,s=e?(o-e.timeAdded)/n:-1,f=t.getSource(),d=i.coveringZoomLevel({tileSize:f.tileSize,roundZoom:f.roundZoom}),m=!e||Math.abs(e.coord.z-d)>Math.abs(r.coord.z-d),c=m&&r.refreshedUponExpiration?1:util.clamp(m?u:1-s,0,1);return r.refreshedUponExpiration&&u>=1&&(r.refreshedUponExpiration=!1),e?{opacity:1,mix:1-c}:{opacity:c,mix:0}}return{opacity:1,mix:0}}(m,g,e,t,r.transform),p=void 0,E=void 0;if(i.activeTexture(i.TEXTURE0),m.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE,i.LINEAR_MIPMAP_NEAREST),i.activeTexture(i.TEXTURE1),g?(g.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE,i.LINEAR_MIPMAP_NEAREST),p=Math.pow(2,g.coord.z-m.coord.z),E=[m.coord.x*p%1,m.coord.y*p%1]):m.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE,i.LINEAR_MIPMAP_NEAREST),i.uniform2fv(o.uniforms.u_tl_parent,E||[0,0]),i.uniform1f(o.uniforms.u_scale_parent,p||1),i.uniform1f(o.uniforms.u_fade_t,_.mix),i.uniform1f(o.uniforms.u_opacity,_.opacity*t.paint.get("raster-opacity")),n instanceof ImageSource){var h=n.boundsBuffer;n.boundsVAO.bind(i,o,h),i.drawArrays(i.TRIANGLE_STRIP,0,h.length)}else if(m.maskedBoundsBuffer&&m.maskedIndexBuffer&&m.segments)o.draw(i,i.TRIANGLES,t.id,m.maskedBoundsBuffer,m.maskedIndexBuffer,m.segments);else{var l=r.rasterBoundsBuffer;r.rasterBoundsVAO.bind(i,o,l),i.drawArrays(i.TRIANGLE_STRIP,0,l.length)}}i.depthFunc(i.LEQUAL)}}},{"../source/image_source":102,"../util/util":266}],83:[function(_dereq_,module,exports){"use strict";function drawLayerSymbols(t,e,i,o,r,a,n,s,u,l){var m=t.gl,f=t.transform,c="map"===s,_="map"===u,y=c&&"line"===i.layout.get("symbol-placement"),p=c&&!_&&!y,g=_;g?m.enable(m.DEPTH_TEST):m.disable(m.DEPTH_TEST);for(var x,d=0,b=o;d65535)e(new Error("glyphs > 65535 not supported"));else{var o=l.requests[s];o||(o=l.requests[s]=[],loadGlyphRange(i,s,t.url,t.requestTransform,function(r,e){if(e)for(var t in e)l.glyphs[+t]=e[+t];for(var i=0,a=o;ithis.height)return util.warnOnce("LineAtlas out of space"),null;for(var a=0,r=0;r=0;this.currentLayer--){var T=t.style._layers[s[t.currentLayer]];T.source!==(f&&f.id)&&(f=t.style.sourceCaches[T.source],g=[],f&&(t.clearStencil(),g=f.getVisibleCoordinates(),f.getSource().isTileClipped&&t._renderTileClippingMasks(g))),t.renderLayer(t,f,T,g)}this.renderPass="translucent";var E,_=[];for(this.gl.enable(this.gl.BLEND),this.currentLayer=0,this.currentLayer;this.currentLayer0?r.pop():null},Painter.prototype.lineWidth=function(e){this.gl.lineWidth(util.clamp(e,this.lineWidthRange[0],this.lineWidthRange[1]))},Painter.prototype.showOverdrawInspector=function(e){if(e||this._showOverdrawInspector){this._showOverdrawInspector=e;var r=this.gl;e?(r.blendFunc(r.CONSTANT_COLOR,r.ONE),r.blendColor(1/8,1/8,1/8,0),r.clearColor(0,0,0,1),r.clear(r.COLOR_BUFFER_BIT)):r.blendFunc(r.ONE,r.ONE_MINUS_SRC_ALPHA)}},Painter.prototype._createProgramCached=function(e,r){this.cache=this.cache||{};var t=""+e+(r.cacheKey||"")+(this._showOverdrawInspector?"/overdraw":"");return this.cache[t]||(this.cache[t]=new Program(this.gl,shaders[e],r,this._showOverdrawInspector)),this.cache[t]},Painter.prototype.useProgram=function(e,r){var t=this.gl,i=this._createProgramCached(e,r||this.emptyProgramConfiguration);return this.currentProgram!==i&&(t.useProgram(i.program),this.currentProgram=i),i},module.exports=Painter},{"../data/extent":58,"../data/pos_array":62,"../data/program_configuration":63,"../data/raster_bounds_array":64,"../gl/vertex_buffer":72,"../shaders":97,"../source/pixels_to_tile_units":104,"../source/source_cache":109,"../symbol/cross_tile_symbol_index":211,"../util/browser":245,"../util/util":266,"./draw_background":74,"./draw_circle":75,"./draw_debug":77,"./draw_fill":78,"./draw_fill_extrusion":79,"./draw_heatmap":80,"./draw_line":81,"./draw_raster":82,"./draw_symbol":83,"./program":91,"./render_texture":92,"./tile_mask":94,"./vertex_array_object":95,"@mapbox/gl-matrix":1}],90:[function(_dereq_,module,exports){"use strict";var pixelsToTileUnits=_dereq_("../source/pixels_to_tile_units");exports.isPatternMissing=function(r,i){if(!r)return!1;var e=i.imageManager.getPattern(r.from),o=i.imageManager.getPattern(r.to);return!e||!o},exports.prepare=function(r,i,e){var o=i.gl,t=i.imageManager.getPattern(r.from),n=i.imageManager.getPattern(r.to);o.uniform1i(e.uniforms.u_image,0),o.uniform2fv(e.uniforms.u_pattern_tl_a,t.tl),o.uniform2fv(e.uniforms.u_pattern_br_a,t.br),o.uniform2fv(e.uniforms.u_pattern_tl_b,n.tl),o.uniform2fv(e.uniforms.u_pattern_br_b,n.br);var u=i.imageManager.getPixelSize(),a=u.width,f=u.height;o.uniform2fv(e.uniforms.u_texsize,[a,f]),o.uniform1f(e.uniforms.u_mix,r.t),o.uniform2fv(e.uniforms.u_pattern_size_a,t.displaySize),o.uniform2fv(e.uniforms.u_pattern_size_b,n.displaySize),o.uniform1f(e.uniforms.u_scale_a,r.fromScale),o.uniform1f(e.uniforms.u_scale_b,r.toScale),o.activeTexture(o.TEXTURE0),i.imageManager.bind(o)},exports.setTile=function(r,i,e){var o=i.gl;o.uniform1f(e.uniforms.u_tile_units_to_pixels,1/pixelsToTileUnits(r,1,i.transform.tileZoom));var t=Math.pow(2,r.coord.z),n=r.tileSize*Math.pow(2,i.transform.tileZoom)/t,u=n*(r.coord.x+r.coord.w*t),a=n*r.coord.y;o.uniform2f(e.uniforms.u_pixel_coord_upper,u>>16,a>>16),o.uniform2f(e.uniforms.u_pixel_coord_lower,65535&u,65535&a)}},{"../source/pixels_to_tile_units":104}],91:[function(_dereq_,module,exports){"use strict";var browser=_dereq_("../util/browser"),shaders=_dereq_("../shaders"),VertexArrayObject=(_dereq_("../data/program_configuration").ProgramConfiguration,_dereq_("./vertex_array_object")),Program=function(r,e,t,a){var o=this;this.gl=r,this.program=r.createProgram();var i=t.defines().concat("#define DEVICE_PIXEL_RATIO "+browser.devicePixelRatio.toFixed(1));a&&i.push("#define OVERDRAW_INSPECTOR;");var n=i.concat(shaders.prelude.fragmentSource,e.fragmentSource).join("\n"),s=i.concat(shaders.prelude.vertexSource,e.vertexSource).join("\n"),m=r.createShader(r.FRAGMENT_SHADER);r.shaderSource(m,n),r.compileShader(m),r.attachShader(this.program,m);var g=r.createShader(r.VERTEX_SHADER);r.shaderSource(g,s),r.compileShader(g),r.attachShader(this.program,g);for(var c=t.interface?t.interface.layoutAttributes:[],u=0;u 0.5) {\n gl_FragColor = vec4(0.0, 0.0, 1.0, 0.5) * alpha;\n }\n\n if (v_notUsed > 0.5) {\n // This box not used, fade it out\n gl_FragColor *= .1;\n }\n}",vertexSource:"attribute vec2 a_pos;\nattribute vec2 a_anchor_pos;\nattribute vec2 a_extrude;\nattribute vec2 a_placed;\n\nuniform mat4 u_matrix;\nuniform vec2 u_extrude_scale;\nuniform float u_camera_to_center_distance;\n\nvarying float v_placed;\nvarying float v_notUsed;\n\nvoid main() {\n vec4 projectedPoint = u_matrix * vec4(a_anchor_pos, 0, 1);\n highp float camera_to_anchor_distance = projectedPoint.w;\n highp float collision_perspective_ratio = 0.5 + 0.5 * (u_camera_to_center_distance / camera_to_anchor_distance);\n\n gl_Position = u_matrix * vec4(a_pos, 0.0, 1.0);\n gl_Position.xy += a_extrude * u_extrude_scale * gl_Position.w * collision_perspective_ratio;\n\n v_placed = a_placed.x;\n v_notUsed = a_placed.y;\n}\n"},collisionCircle:{fragmentSource:"\nvarying float v_placed;\nvarying float v_notUsed;\nvarying float v_radius;\nvarying vec2 v_extrude;\nvarying vec2 v_extrude_scale;\n\nvoid main() {\n float alpha = 0.5;\n\n // Red = collision, hide label\n vec4 color = vec4(1.0, 0.0, 0.0, 1.0) * alpha;\n\n // Blue = no collision, label is showing\n if (v_placed > 0.5) {\n color = vec4(0.0, 0.0, 1.0, 0.5) * alpha;\n }\n\n if (v_notUsed > 0.5) {\n // This box not used, fade it out\n color *= .2;\n }\n\n float extrude_scale_length = length(v_extrude_scale);\n float extrude_length = length(v_extrude) * extrude_scale_length;\n float stroke_width = 3.0;\n float radius = v_radius * extrude_scale_length;\n\n float distance_to_edge = abs(extrude_length - radius);\n float opacity_t = smoothstep(-stroke_width, 0.0, -distance_to_edge);\n\n gl_FragColor = opacity_t * color;\n}\n",vertexSource:"attribute vec2 a_pos;\nattribute vec2 a_anchor_pos;\nattribute vec2 a_extrude;\nattribute vec2 a_placed;\n\nuniform mat4 u_matrix;\nuniform vec2 u_extrude_scale;\nuniform float u_camera_to_center_distance;\n\nvarying float v_placed;\nvarying float v_notUsed;\nvarying float v_radius;\n\nvarying vec2 v_extrude;\nvarying vec2 v_extrude_scale;\n\nvoid main() {\n vec4 projectedPoint = u_matrix * vec4(a_anchor_pos, 0, 1);\n highp float camera_to_anchor_distance = projectedPoint.w;\n highp float collision_perspective_ratio = 0.5 + 0.5 * (camera_to_anchor_distance / u_camera_to_center_distance);\n\n gl_Position = u_matrix * vec4(a_pos, 0.0, 1.0);\n\n highp float padding_factor = 1.2; // Pad the vertices slightly to make room for anti-alias blur\n gl_Position.xy += a_extrude * u_extrude_scale * padding_factor * gl_Position.w / collision_perspective_ratio;\n\n v_placed = a_placed.x;\n v_notUsed = a_placed.y;\n v_radius = abs(a_extrude.y); // We don't pitch the circles, so both units of the extrusion vector are equal in magnitude to the radius\n\n v_extrude = a_extrude * padding_factor;\n v_extrude_scale = u_extrude_scale * u_camera_to_center_distance / collision_perspective_ratio;\n}\n"},debug:{fragmentSource:"uniform highp vec4 u_color;\n\nvoid main() {\n gl_FragColor = u_color;\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\n\nvoid main() {\n gl_Position = u_matrix * vec4(a_pos, 0, 1);\n}\n"},fill:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 color\n #pragma mapbox: initialize lowp float opacity\n\n gl_FragColor = color * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 color\n #pragma mapbox: initialize lowp float opacity\n\n gl_Position = u_matrix * vec4(a_pos, 0, 1);\n}\n"},fillOutline:{fragmentSource:"#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_pos;\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 outline_color\n #pragma mapbox: initialize lowp float opacity\n\n float dist = length(v_pos - gl_FragCoord.xy);\n float alpha = 1.0 - smoothstep(0.0, 1.0, dist);\n gl_FragColor = outline_color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\nuniform vec2 u_world;\n\nvarying vec2 v_pos;\n\n#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 outline_color\n #pragma mapbox: initialize lowp float opacity\n\n gl_Position = u_matrix * vec4(a_pos, 0, 1);\n v_pos = (gl_Position.xy / gl_Position.w + 1.0) / 2.0 * u_world;\n}\n"},fillOutlinePattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec2 v_pos;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize lowp float opacity\n\n vec2 imagecoord = mod(v_pos_a, 1.0);\n vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n vec4 color1 = texture2D(u_image, pos);\n\n vec2 imagecoord_b = mod(v_pos_b, 1.0);\n vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n vec4 color2 = texture2D(u_image, pos2);\n\n // find distance to outline for alpha interpolation\n\n float dist = length(v_pos - gl_FragCoord.xy);\n float alpha = 1.0 - smoothstep(0.0, 1.0, dist);\n\n\n gl_FragColor = mix(color1, color2, u_mix) * alpha * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_world;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\n\nattribute vec2 a_pos;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec2 v_pos;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize lowp float opacity\n\n gl_Position = u_matrix * vec4(a_pos, 0, 1);\n\n v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, a_pos);\n v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, a_pos);\n\n v_pos = (gl_Position.xy / gl_Position.w + 1.0) / 2.0 * u_world;\n}\n"},fillPattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize lowp float opacity\n\n vec2 imagecoord = mod(v_pos_a, 1.0);\n vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n vec4 color1 = texture2D(u_image, pos);\n\n vec2 imagecoord_b = mod(v_pos_b, 1.0);\n vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n vec4 color2 = texture2D(u_image, pos2);\n\n gl_FragColor = mix(color1, color2, u_mix) * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\n\nattribute vec2 a_pos;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize lowp float opacity\n\n gl_Position = u_matrix * vec4(a_pos, 0, 1);\n\n v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, a_pos);\n v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, a_pos);\n}\n"},fillExtrusion:{fragmentSource:"varying vec4 v_color;\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n#pragma mapbox: define highp vec4 color\n\nvoid main() {\n #pragma mapbox: initialize lowp float base\n #pragma mapbox: initialize lowp float height\n #pragma mapbox: initialize highp vec4 color\n\n gl_FragColor = v_color;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec3 u_lightcolor;\nuniform lowp vec3 u_lightpos;\nuniform lowp float u_lightintensity;\n\nattribute vec2 a_pos;\nattribute vec3 a_normal;\nattribute float a_edgedistance;\n\nvarying vec4 v_color;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\n#pragma mapbox: define highp vec4 color\n\nvoid main() {\n #pragma mapbox: initialize lowp float base\n #pragma mapbox: initialize lowp float height\n #pragma mapbox: initialize highp vec4 color\n\n base = max(0.0, base);\n height = max(0.0, height);\n\n float ed = a_edgedistance; // use each attrib in order to not trip a VAO assert\n float t = mod(a_normal.x, 2.0);\n\n gl_Position = u_matrix * vec4(a_pos, t > 0.0 ? height : base, 1);\n\n // Relative luminance (how dark/bright is the surface color?)\n float colorvalue = color.r * 0.2126 + color.g * 0.7152 + color.b * 0.0722;\n\n v_color = vec4(0.0, 0.0, 0.0, 1.0);\n\n // Add slight ambient lighting so no extrusions are totally black\n vec4 ambientlight = vec4(0.03, 0.03, 0.03, 1.0);\n color += ambientlight;\n\n // Calculate cos(theta), where theta is the angle between surface normal and diffuse light ray\n float directional = clamp(dot(a_normal / 16384.0, u_lightpos), 0.0, 1.0);\n\n // Adjust directional so that\n // the range of values for highlight/shading is narrower\n // with lower light intensity\n // and with lighter/brighter surface colors\n directional = mix((1.0 - u_lightintensity), max((1.0 - colorvalue + u_lightintensity), 1.0), directional);\n\n // Add gradient along z axis of side surfaces\n if (a_normal.y != 0.0) {\n directional *= clamp((t + base) * pow(height / 150.0, 0.5), mix(0.7, 0.98, 1.0 - u_lightintensity), 1.0);\n }\n\n // Assign final color based on surface + ambient light color, diffuse light directional, and light color\n // with lower bounds adjusted to hue of light\n // so that shading is tinted with the complementary (opposite) color to the light color\n v_color.r += clamp(color.r * directional * u_lightcolor.r, mix(0.0, 0.3, 1.0 - u_lightcolor.r), 1.0);\n v_color.g += clamp(color.g * directional * u_lightcolor.g, mix(0.0, 0.3, 1.0 - u_lightcolor.g), 1.0);\n v_color.b += clamp(color.b * directional * u_lightcolor.b, mix(0.0, 0.3, 1.0 - u_lightcolor.b), 1.0);\n}\n"},fillExtrusionPattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec4 v_lighting;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\nvoid main() {\n #pragma mapbox: initialize lowp float base\n #pragma mapbox: initialize lowp float height\n\n vec2 imagecoord = mod(v_pos_a, 1.0);\n vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n vec4 color1 = texture2D(u_image, pos);\n\n vec2 imagecoord_b = mod(v_pos_b, 1.0);\n vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n vec4 color2 = texture2D(u_image, pos2);\n\n vec4 mixedColor = mix(color1, color2, u_mix);\n\n gl_FragColor = mixedColor * v_lighting;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\nuniform float u_height_factor;\n\nuniform vec3 u_lightcolor;\nuniform lowp vec3 u_lightpos;\nuniform lowp float u_lightintensity;\n\nattribute vec2 a_pos;\nattribute vec3 a_normal;\nattribute float a_edgedistance;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec4 v_lighting;\nvarying float v_directional;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\nvoid main() {\n #pragma mapbox: initialize lowp float base\n #pragma mapbox: initialize lowp float height\n\n base = max(0.0, base);\n height = max(0.0, height);\n\n float t = mod(a_normal.x, 2.0);\n float z = t > 0.0 ? height : base;\n\n gl_Position = u_matrix * vec4(a_pos, z, 1);\n\n vec2 pos = a_normal.x == 1.0 && a_normal.y == 0.0 && a_normal.z == 16384.0\n ? a_pos // extrusion top\n : vec2(a_edgedistance, z * u_height_factor); // extrusion side\n\n v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, pos);\n v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, pos);\n\n v_lighting = vec4(0.0, 0.0, 0.0, 1.0);\n float directional = clamp(dot(a_normal / 16383.0, u_lightpos), 0.0, 1.0);\n directional = mix((1.0 - u_lightintensity), max((0.5 + u_lightintensity), 1.0), directional);\n\n if (a_normal.y != 0.0) {\n directional *= clamp((t + base) * pow(height / 150.0, 0.5), mix(0.7, 0.98, 1.0 - u_lightintensity), 1.0);\n }\n\n v_lighting.rgb += clamp(directional * u_lightcolor, mix(vec3(0.0), vec3(0.3), 1.0 - u_lightcolor), vec3(1.0));\n}\n"},extrusionTexture:{fragmentSource:"uniform sampler2D u_image;\nuniform float u_opacity;\nvarying vec2 v_pos;\n\nvoid main() {\n gl_FragColor = texture2D(u_image, v_pos) * u_opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(0.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_world;\nattribute vec2 a_pos;\nvarying vec2 v_pos;\n\nvoid main() {\n gl_Position = u_matrix * vec4(a_pos * u_world, 0, 1);\n\n v_pos.x = a_pos.x;\n v_pos.y = 1.0 - a_pos.y;\n}\n"},line:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_width2;\nvarying vec2 v_normal;\nvarying float v_gamma_scale;\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 color\n #pragma mapbox: initialize lowp float blur\n #pragma mapbox: initialize lowp float opacity\n\n // Calculate the distance of the pixel from the line in pixels.\n float dist = length(v_normal) * v_width2.s;\n\n // Calculate the antialiasing fade factor. This is either when fading in\n // the line in case of an offset line (v_width2.t) or when fading out\n // (v_width2.s)\n float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\n// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 color\n #pragma mapbox: initialize lowp float blur\n #pragma mapbox: initialize lowp float opacity\n #pragma mapbox: initialize mediump float gapwidth\n #pragma mapbox: initialize lowp float offset\n #pragma mapbox: initialize mediump float width\n\n vec2 a_extrude = a_data.xy - 128.0;\n float a_direction = mod(a_data.z, 4.0) - 1.0;\n\n vec2 pos = a_pos_normal.xy;\n\n // x is 1 if it's a round cap, 0 otherwise\n // y is 1 if the normal points up, and -1 if it points down\n mediump vec2 normal = a_pos_normal.zw;\n v_normal = normal;\n\n // these transformations used to be applied in the JS and native code bases.\n // moved them into the shader for clarity and simplicity.\n gapwidth = gapwidth / 2.0;\n float halfwidth = width / 2.0;\n offset = -1.0 * offset;\n\n float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + ANTIALIASING;\n\n // Scale the extrusion vector down to a normal and then up by the line width\n // of this vertex.\n mediump vec2 dist = outset * a_extrude * scale;\n\n // Calculate the offset when drawing a line that is to the side of the actual line.\n // We do this by creating a vector that points towards the extrude, but rotate\n // it when we're drawing round end points (a_direction = -1 or 1) since their\n // extrude vector points in another direction.\n mediump float u = 0.5 * a_direction;\n mediump float t = 1.0 - abs(u);\n mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n // calculate how much the perspective view squishes or stretches the extrude\n float extrude_length_without_perspective = length(dist);\n float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n v_width2 = vec2(outset, inset);\n}\n"},linePattern:{fragmentSource:"uniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_fade;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_linesofar;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n #pragma mapbox: initialize lowp float blur\n #pragma mapbox: initialize lowp float opacity\n\n // Calculate the distance of the pixel from the line in pixels.\n float dist = length(v_normal) * v_width2.s;\n\n // Calculate the antialiasing fade factor. This is either when fading in\n // the line in case of an offset line (v_width2.t) or when fading out\n // (v_width2.s)\n float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n float x_a = mod(v_linesofar / u_pattern_size_a.x, 1.0);\n float x_b = mod(v_linesofar / u_pattern_size_b.x, 1.0);\n float y_a = 0.5 + (v_normal.y * v_width2.s / u_pattern_size_a.y);\n float y_b = 0.5 + (v_normal.y * v_width2.s / u_pattern_size_b.y);\n vec2 pos_a = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, vec2(x_a, y_a));\n vec2 pos_b = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, vec2(x_b, y_b));\n\n vec4 color = mix(texture2D(u_image, pos_a), texture2D(u_image, pos_b), u_fade);\n\n gl_FragColor = color * alpha * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\n// We scale the distance before adding it to the buffers so that we can store\n// long distances for long segments. Use this value to unscale the distance.\n#define LINE_DISTANCE_SCALE 2.0\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_linesofar;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define mediump float width\n\nvoid main() {\n #pragma mapbox: initialize lowp float blur\n #pragma mapbox: initialize lowp float opacity\n #pragma mapbox: initialize lowp float offset\n #pragma mapbox: initialize mediump float gapwidth\n #pragma mapbox: initialize mediump float width\n\n vec2 a_extrude = a_data.xy - 128.0;\n float a_direction = mod(a_data.z, 4.0) - 1.0;\n float a_linesofar = (floor(a_data.z / 4.0) + a_data.w * 64.0) * LINE_DISTANCE_SCALE;\n\n vec2 pos = a_pos_normal.xy;\n\n // x is 1 if it's a round cap, 0 otherwise\n // y is 1 if the normal points up, and -1 if it points down\n mediump vec2 normal = a_pos_normal.zw;\n v_normal = normal;\n\n // these transformations used to be applied in the JS and native code bases.\n // moved them into the shader for clarity and simplicity.\n gapwidth = gapwidth / 2.0;\n float halfwidth = width / 2.0;\n offset = -1.0 * offset;\n\n float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + ANTIALIASING;\n\n // Scale the extrusion vector down to a normal and then up by the line width\n // of this vertex.\n mediump vec2 dist = outset * a_extrude * scale;\n\n // Calculate the offset when drawing a line that is to the side of the actual line.\n // We do this by creating a vector that points towards the extrude, but rotate\n // it when we're drawing round end points (a_direction = -1 or 1) since their\n // extrude vector points in another direction.\n mediump float u = 0.5 * a_direction;\n mediump float t = 1.0 - abs(u);\n mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n // calculate how much the perspective view squishes or stretches the extrude\n float extrude_length_without_perspective = length(dist);\n float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n v_linesofar = a_linesofar;\n v_width2 = vec2(outset, inset);\n}\n"},lineSDF:{fragmentSource:"\nuniform sampler2D u_image;\nuniform float u_sdfgamma;\nuniform float u_mix;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying vec2 v_tex_a;\nvarying vec2 v_tex_b;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 color\n #pragma mapbox: initialize lowp float blur\n #pragma mapbox: initialize lowp float opacity\n #pragma mapbox: initialize mediump float width\n #pragma mapbox: initialize lowp float floorwidth\n\n // Calculate the distance of the pixel from the line in pixels.\n float dist = length(v_normal) * v_width2.s;\n\n // Calculate the antialiasing fade factor. This is either when fading in\n // the line in case of an offset line (v_width2.t) or when fading out\n // (v_width2.s)\n float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n float sdfdist_a = texture2D(u_image, v_tex_a).a;\n float sdfdist_b = texture2D(u_image, v_tex_b).a;\n float sdfdist = mix(sdfdist_a, sdfdist_b, u_mix);\n alpha *= smoothstep(0.5 - u_sdfgamma / floorwidth, 0.5 + u_sdfgamma / floorwidth, sdfdist);\n\n gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\n// We scale the distance before adding it to the buffers so that we can store\n// long distances for long segments. Use this value to unscale the distance.\n#define LINE_DISTANCE_SCALE 2.0\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_patternscale_a;\nuniform float u_tex_y_a;\nuniform vec2 u_patternscale_b;\nuniform float u_tex_y_b;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying vec2 v_tex_a;\nvarying vec2 v_tex_b;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 color\n #pragma mapbox: initialize lowp float blur\n #pragma mapbox: initialize lowp float opacity\n #pragma mapbox: initialize mediump float gapwidth\n #pragma mapbox: initialize lowp float offset\n #pragma mapbox: initialize mediump float width\n #pragma mapbox: initialize lowp float floorwidth\n\n vec2 a_extrude = a_data.xy - 128.0;\n float a_direction = mod(a_data.z, 4.0) - 1.0;\n float a_linesofar = (floor(a_data.z / 4.0) + a_data.w * 64.0) * LINE_DISTANCE_SCALE;\n\n vec2 pos = a_pos_normal.xy;\n\n // x is 1 if it's a round cap, 0 otherwise\n // y is 1 if the normal points up, and -1 if it points down\n mediump vec2 normal = a_pos_normal.zw;\n v_normal = normal;\n\n // these transformations used to be applied in the JS and native code bases.\n // moved them into the shader for clarity and simplicity.\n gapwidth = gapwidth / 2.0;\n float halfwidth = width / 2.0;\n offset = -1.0 * offset;\n\n float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + ANTIALIASING;\n\n // Scale the extrusion vector down to a normal and then up by the line width\n // of this vertex.\n mediump vec2 dist =outset * a_extrude * scale;\n\n // Calculate the offset when drawing a line that is to the side of the actual line.\n // We do this by creating a vector that points towards the extrude, but rotate\n // it when we're drawing round end points (a_direction = -1 or 1) since their\n // extrude vector points in another direction.\n mediump float u = 0.5 * a_direction;\n mediump float t = 1.0 - abs(u);\n mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n // calculate how much the perspective view squishes or stretches the extrude\n float extrude_length_without_perspective = length(dist);\n float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n v_tex_a = vec2(a_linesofar * u_patternscale_a.x / floorwidth, normal.y * u_patternscale_a.y + u_tex_y_a);\n v_tex_b = vec2(a_linesofar * u_patternscale_b.x / floorwidth, normal.y * u_patternscale_b.y + u_tex_y_b);\n\n v_width2 = vec2(outset, inset);\n}\n"},raster:{fragmentSource:"uniform float u_fade_t;\nuniform float u_opacity;\nuniform sampler2D u_image0;\nuniform sampler2D u_image1;\nvarying vec2 v_pos0;\nvarying vec2 v_pos1;\n\nuniform float u_brightness_low;\nuniform float u_brightness_high;\n\nuniform float u_saturation_factor;\nuniform float u_contrast_factor;\nuniform vec3 u_spin_weights;\n\nvoid main() {\n\n // read and cross-fade colors from the main and parent tiles\n vec4 color0 = texture2D(u_image0, v_pos0);\n vec4 color1 = texture2D(u_image1, v_pos1);\n if (color0.a > 0.0) {\n color0.rgb = color0.rgb / color0.a;\n }\n if (color1.a > 0.0) {\n color1.rgb = color1.rgb / color1.a;\n }\n vec4 color = mix(color0, color1, u_fade_t);\n color.a *= u_opacity;\n vec3 rgb = color.rgb;\n\n // spin\n rgb = vec3(\n dot(rgb, u_spin_weights.xyz),\n dot(rgb, u_spin_weights.zxy),\n dot(rgb, u_spin_weights.yzx));\n\n // saturation\n float average = (color.r + color.g + color.b) / 3.0;\n rgb += (average - rgb) * u_saturation_factor;\n\n // contrast\n rgb = (rgb - 0.5) * u_contrast_factor + 0.5;\n\n // brightness\n vec3 u_high_vec = vec3(u_brightness_low, u_brightness_low, u_brightness_low);\n vec3 u_low_vec = vec3(u_brightness_high, u_brightness_high, u_brightness_high);\n\n gl_FragColor = vec4(mix(u_high_vec, u_low_vec, rgb) * color.a, color.a);\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_tl_parent;\nuniform float u_scale_parent;\nuniform float u_buffer_scale;\n\nattribute vec2 a_pos;\nattribute vec2 a_texture_pos;\n\nvarying vec2 v_pos0;\nvarying vec2 v_pos1;\n\nvoid main() {\n gl_Position = u_matrix * vec4(a_pos, 0, 1);\n // We are using Int16 for texture position coordinates to give us enough precision for\n // fractional coordinates. We use 8192 to scale the texture coordinates in the buffer\n // as an arbitrarily high number to preserve adequate precision when rendering.\n // This is also the same value as the EXTENT we are using for our tile buffer pos coordinates,\n // so math for modifying either is consistent.\n v_pos0 = (((a_texture_pos / 8192.0) - 0.5) / u_buffer_scale ) + 0.5;\n v_pos1 = (v_pos0 * u_scale_parent) + u_tl_parent;\n}\n"},symbolIcon:{fragmentSource:"uniform sampler2D u_texture;\n\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_tex;\nvarying float v_fade_opacity;\n\nvoid main() {\n #pragma mapbox: initialize lowp float opacity\n\n lowp float alpha = opacity * v_fade_opacity;\n gl_FragColor = texture2D(u_texture, v_tex) * alpha;\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"const float PI = 3.141592653589793;\n\nattribute vec4 a_pos_offset;\nattribute vec4 a_data;\nattribute vec3 a_projected_pos;\nattribute float a_fade_opacity;\n\nuniform bool u_is_size_zoom_constant;\nuniform bool u_is_size_feature_constant;\nuniform highp float u_size_t; // used to interpolate between zoom stops when size is a composite function\nuniform highp float u_size; // used when size is both zoom and feature constant\nuniform highp float u_camera_to_center_distance;\nuniform highp float u_pitch;\nuniform bool u_rotate_symbol;\nuniform highp float u_aspect_ratio;\nuniform float u_fade_change;\n\n#pragma mapbox: define lowp float opacity\n\nuniform mat4 u_matrix;\nuniform mat4 u_label_plane_matrix;\nuniform mat4 u_gl_coord_matrix;\n\nuniform bool u_is_text;\nuniform bool u_pitch_with_map;\n\nuniform vec2 u_texsize;\n\nvarying vec2 v_tex;\nvarying float v_fade_opacity;\n\nvoid main() {\n #pragma mapbox: initialize lowp float opacity\n\n vec2 a_pos = a_pos_offset.xy;\n vec2 a_offset = a_pos_offset.zw;\n\n vec2 a_tex = a_data.xy;\n vec2 a_size = a_data.zw;\n\n highp float segment_angle = -a_projected_pos[2];\n\n float size;\n if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {\n size = mix(a_size[0], a_size[1], u_size_t) / 10.0;\n } else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {\n size = a_size[0] / 10.0;\n } else if (!u_is_size_zoom_constant && u_is_size_feature_constant) {\n size = u_size;\n } else {\n size = u_size;\n }\n\n vec4 projectedPoint = u_matrix * vec4(a_pos, 0, 1);\n highp float camera_to_anchor_distance = projectedPoint.w;\n // See comments in symbol_sdf.vertex\n highp float distance_ratio = u_pitch_with_map ?\n camera_to_anchor_distance / u_camera_to_center_distance :\n u_camera_to_center_distance / camera_to_anchor_distance;\n highp float perspective_ratio = 0.5 + 0.5 * distance_ratio;\n\n size *= perspective_ratio;\n\n float fontScale = u_is_text ? size / 24.0 : size;\n\n highp float symbol_rotation = 0.0;\n if (u_rotate_symbol) {\n // See comments in symbol_sdf.vertex\n vec4 offsetProjectedPoint = u_matrix * vec4(a_pos + vec2(1, 0), 0, 1);\n\n vec2 a = projectedPoint.xy / projectedPoint.w;\n vec2 b = offsetProjectedPoint.xy / offsetProjectedPoint.w;\n\n symbol_rotation = atan((b.y - a.y) / u_aspect_ratio, b.x - a.x);\n }\n\n highp float angle_sin = sin(segment_angle + symbol_rotation);\n highp float angle_cos = cos(segment_angle + symbol_rotation);\n mat2 rotation_matrix = mat2(angle_cos, -1.0 * angle_sin, angle_sin, angle_cos);\n\n vec4 projected_pos = u_label_plane_matrix * vec4(a_projected_pos.xy, 0.0, 1.0);\n gl_Position = u_gl_coord_matrix * vec4(projected_pos.xy / projected_pos.w + rotation_matrix * (a_offset / 64.0 * fontScale), 0.0, 1.0);\n\n v_tex = a_tex / u_texsize;\n vec2 fade_opacity = unpack_opacity(a_fade_opacity);\n float fade_change = fade_opacity[1] > 0.5 ? u_fade_change : -u_fade_change;\n v_fade_opacity = max(0.0, min(1.0, fade_opacity[0] + fade_change));\n}\n"},symbolSDF:{fragmentSource:"#define SDF_PX 8.0\n#define EDGE_GAMMA 0.105/DEVICE_PIXEL_RATIO\n\nuniform bool u_is_halo;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\n\nuniform sampler2D u_texture;\nuniform highp float u_gamma_scale;\nuniform bool u_is_text;\n\nvarying vec2 v_data0;\nvarying vec3 v_data1;\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 fill_color\n #pragma mapbox: initialize highp vec4 halo_color\n #pragma mapbox: initialize lowp float opacity\n #pragma mapbox: initialize lowp float halo_width\n #pragma mapbox: initialize lowp float halo_blur\n\n vec2 tex = v_data0.xy;\n float gamma_scale = v_data1.x;\n float size = v_data1.y;\n float fade_opacity = v_data1[2];\n\n float fontScale = u_is_text ? size / 24.0 : size;\n\n lowp vec4 color = fill_color;\n highp float gamma = EDGE_GAMMA / (fontScale * u_gamma_scale);\n lowp float buff = (256.0 - 64.0) / 256.0;\n if (u_is_halo) {\n color = halo_color;\n gamma = (halo_blur * 1.19 / SDF_PX + EDGE_GAMMA) / (fontScale * u_gamma_scale);\n buff = (6.0 - halo_width / fontScale) / SDF_PX;\n }\n\n lowp float dist = texture2D(u_texture, tex).a;\n highp float gamma_scaled = gamma * gamma_scale;\n highp float alpha = smoothstep(buff - gamma_scaled, buff + gamma_scaled, dist);\n\n gl_FragColor = color * (alpha * opacity * fade_opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"const float PI = 3.141592653589793;\n\nattribute vec4 a_pos_offset;\nattribute vec4 a_data;\nattribute vec3 a_projected_pos;\nattribute float a_fade_opacity;\n\n// contents of a_size vary based on the type of property value\n// used for {text,icon}-size.\n// For constants, a_size is disabled.\n// For source functions, we bind only one value per vertex: the value of {text,icon}-size evaluated for the current feature.\n// For composite functions:\n// [ text-size(lowerZoomStop, feature),\n// text-size(upperZoomStop, feature) ]\nuniform bool u_is_size_zoom_constant;\nuniform bool u_is_size_feature_constant;\nuniform highp float u_size_t; // used to interpolate between zoom stops when size is a composite function\nuniform highp float u_size; // used when size is both zoom and feature constant\n\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\n\nuniform mat4 u_matrix;\nuniform mat4 u_label_plane_matrix;\nuniform mat4 u_gl_coord_matrix;\n\nuniform bool u_is_text;\nuniform bool u_pitch_with_map;\nuniform highp float u_pitch;\nuniform bool u_rotate_symbol;\nuniform highp float u_aspect_ratio;\nuniform highp float u_camera_to_center_distance;\nuniform float u_fade_change;\n\nuniform vec2 u_texsize;\n\nvarying vec2 v_data0;\nvarying vec3 v_data1;\n\nvoid main() {\n #pragma mapbox: initialize highp vec4 fill_color\n #pragma mapbox: initialize highp vec4 halo_color\n #pragma mapbox: initialize lowp float opacity\n #pragma mapbox: initialize lowp float halo_width\n #pragma mapbox: initialize lowp float halo_blur\n\n vec2 a_pos = a_pos_offset.xy;\n vec2 a_offset = a_pos_offset.zw;\n\n vec2 a_tex = a_data.xy;\n vec2 a_size = a_data.zw;\n\n highp float segment_angle = -a_projected_pos[2];\n float size;\n\n if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {\n size = mix(a_size[0], a_size[1], u_size_t) / 10.0;\n } else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {\n size = a_size[0] / 10.0;\n } else if (!u_is_size_zoom_constant && u_is_size_feature_constant) {\n size = u_size;\n } else {\n size = u_size;\n }\n\n vec4 projectedPoint = u_matrix * vec4(a_pos, 0, 1);\n highp float camera_to_anchor_distance = projectedPoint.w;\n // If the label is pitched with the map, layout is done in pitched space,\n // which makes labels in the distance smaller relative to viewport space.\n // We counteract part of that effect by multiplying by the perspective ratio.\n // If the label isn't pitched with the map, we do layout in viewport space,\n // which makes labels in the distance larger relative to the features around\n // them. We counteract part of that effect by dividing by the perspective ratio.\n highp float distance_ratio = u_pitch_with_map ?\n camera_to_anchor_distance / u_camera_to_center_distance :\n u_camera_to_center_distance / camera_to_anchor_distance;\n highp float perspective_ratio = 0.5 + 0.5 * distance_ratio;\n\n size *= perspective_ratio;\n\n float fontScale = u_is_text ? size / 24.0 : size;\n\n highp float symbol_rotation = 0.0;\n if (u_rotate_symbol) {\n // Point labels with 'rotation-alignment: map' are horizontal with respect to tile units\n // To figure out that angle in projected space, we draw a short horizontal line in tile\n // space, project it, and measure its angle in projected space.\n vec4 offsetProjectedPoint = u_matrix * vec4(a_pos + vec2(1, 0), 0, 1);\n\n vec2 a = projectedPoint.xy / projectedPoint.w;\n vec2 b = offsetProjectedPoint.xy / offsetProjectedPoint.w;\n\n symbol_rotation = atan((b.y - a.y) / u_aspect_ratio, b.x - a.x);\n }\n\n highp float angle_sin = sin(segment_angle + symbol_rotation);\n highp float angle_cos = cos(segment_angle + symbol_rotation);\n mat2 rotation_matrix = mat2(angle_cos, -1.0 * angle_sin, angle_sin, angle_cos);\n\n vec4 projected_pos = u_label_plane_matrix * vec4(a_projected_pos.xy, 0.0, 1.0);\n gl_Position = u_gl_coord_matrix * vec4(projected_pos.xy / projected_pos.w + rotation_matrix * (a_offset / 64.0 * fontScale), 0.0, 1.0);\n float gamma_scale = gl_Position.w;\n\n vec2 tex = a_tex / u_texsize;\n vec2 fade_opacity = unpack_opacity(a_fade_opacity);\n float fade_change = fade_opacity[1] > 0.5 ? u_fade_change : -u_fade_change;\n float interpolated_fade_opacity = max(0.0, min(1.0, fade_opacity[0] + fade_change));\n\n v_data0 = vec2(tex.x, tex.y);\n v_data1 = vec3(gamma_scale, size, interpolated_fade_opacity);\n}\n"}},re=/#pragma mapbox: ([\w]+) ([\w]+) ([\w]+) ([\w]+)/g,loop=function(e){var n=shaders[e],a={};n.fragmentSource=n.fragmentSource.replace(re,function(e,n,t,o,i){return a[i]=!0,"define"===n?"\n#ifndef HAS_UNIFORM_u_"+i+"\nvarying "+t+" "+o+" "+i+";\n#else\nuniform "+t+" "+o+" u_"+i+";\n#endif\n":"\n#ifdef HAS_UNIFORM_u_"+i+"\n "+t+" "+o+" "+i+" = u_"+i+";\n#endif\n"}),n.vertexSource=n.vertexSource.replace(re,function(e,n,t,o,i){var r="float"===o?"vec2":"vec4";return a[i]?"define"===n?"\n#ifndef HAS_UNIFORM_u_"+i+"\nuniform lowp float a_"+i+"_t;\nattribute "+t+" "+r+" a_"+i+";\nvarying "+t+" "+o+" "+i+";\n#else\nuniform "+t+" "+o+" u_"+i+";\n#endif\n":"\n#ifndef HAS_UNIFORM_u_"+i+"\n "+i+" = unpack_mix_"+r+"(a_"+i+", a_"+i+"_t);\n#else\n "+t+" "+o+" "+i+" = u_"+i+";\n#endif\n":"define"===n?"\n#ifndef HAS_UNIFORM_u_"+i+"\nuniform lowp float a_"+i+"_t;\nattribute "+t+" "+r+" a_"+i+";\n#else\nuniform "+t+" "+o+" u_"+i+";\n#endif\n":"\n#ifndef HAS_UNIFORM_u_"+i+"\n "+t+" "+o+" "+i+" = unpack_mix_"+r+"(a_"+i+", a_"+i+"_t);\n#else\n "+t+" "+o+" "+i+" = u_"+i+";\n#endif\n"})};for(var programName in shaders)loop(programName);module.exports=shaders},{}],98:[function(_dereq_,module,exports){"use strict";var ImageSource=_dereq_("./image_source"),window=_dereq_("../util/window"),CanvasSource=function(t){function i(i,n,s,a){t.call(this,i,n,s,a),this.options=n,this.animate=void 0===n.animate||n.animate}return t&&(i.__proto__=t),i.prototype=Object.create(t&&t.prototype),i.prototype.constructor=i,i.prototype.load=function(){if(this.canvas=this.canvas||window.document.getElementById(this.options.canvas),this.width=this.canvas.width,this.height=this.canvas.height,this._hasInvalidDimensions())return this.fire("error",new Error("Canvas dimensions cannot be less than or equal to zero."));this.play=function(){this._playing=!0,this.map._rerender()},this.pause=function(){this._playing=!1},this._finishLoading()},i.prototype.getCanvas=function(){return this.canvas},i.prototype.onAdd=function(t){this.map=t,this.load(),this.canvas&&this.animate&&this.play()},i.prototype.onRemove=function(){this.pause()},i.prototype.prepare=function(){var t=!1;this.canvas.width!==this.width&&(this.width=this.canvas.width,t=!0),this.canvas.height!==this.height&&(this.height=this.canvas.height,t=!0),this._hasInvalidDimensions()||0!==Object.keys(this.tiles).length&&this._prepareImage(this.map.painter.gl,this.canvas,t)},i.prototype.serialize=function(){return{type:"canvas",canvas:this.canvas,coordinates:this.coordinates}},i.prototype.hasTransition=function(){return this._playing},i.prototype._hasInvalidDimensions=function(){for(var i=0,n=[this.canvas.width,this.canvas.height];ithis.maxzoom?Math.pow(2,t.coord.z-this.maxzoom):1,showCollisionBoxes:this.map.showCollisionBoxes};t.workerID=this.dispatcher.send(i,r,function(i,r){return t.unloadVectorData(),t.aborted?e(null):i?e(i):(t.loadVectorData(r,o.map.painter),e(null))},this.workerID)},e.prototype.abortTile=function(t){t.aborted=!0},e.prototype.unloadTile=function(t){t.unloadVectorData(),this.dispatcher.send("removeTile",{uid:t.uid,type:this.type,source:this.id},null,t.workerID)},e.prototype.onRemove=function(){this.dispatcher.broadcast("removeSource",{type:this.type,source:this.id})},e.prototype.serialize=function(){return util.extend({},this._options,{type:this.type,data:this._data})},e.prototype.hasTransition=function(){return!1},e}(Evented);module.exports=GeoJSONSource},{"../data/extent":58,"../util/ajax":244,"../util/browser":245,"../util/evented":253,"../util/util":266,"../util/window":247}],100:[function(_dereq_,module,exports){"use strict";function loadGeoJSONTile(e,r){var t=e.source,o=e.coord;if(!this._geoJSONIndexes[t])return r(null,null);var n=this._geoJSONIndexes[t].getTile(Math.min(o.z,e.maxZoom),o.x,o.y);if(!n)return r(null,null);var u=new GeoJSONWrapper(n.features),i=vtpbf(u);0===i.byteOffset&&i.byteLength===i.buffer.byteLength||(i=new Uint8Array(i)),r(null,{vectorTile:u,rawData:i.buffer})}var ajax=_dereq_("../util/ajax"),rewind=_dereq_("geojson-rewind"),GeoJSONWrapper=_dereq_("./geojson_wrapper"),vtpbf=_dereq_("vt-pbf"),supercluster=_dereq_("supercluster"),geojsonvt=_dereq_("geojson-vt"),GeoJSONWorkerSource=function(e){function r(r,t,o){e.call(this,r,t,loadGeoJSONTile),o&&(this.loadGeoJSON=o),this._geoJSONIndexes={}}return e&&(r.__proto__=e),r.prototype=Object.create(e&&e.prototype),r.prototype.constructor=r,r.prototype.loadData=function(e,r){var t=this;this.loadGeoJSON(e,function(o,n){if(o||!n)return r(o);if("object"!=typeof n)return r(new Error("Input data is not a valid GeoJSON object."));rewind(n,!0);try{t._geoJSONIndexes[e.source]=e.cluster?supercluster(e.superclusterOptions).load(n.features):geojsonvt(n,e.geojsonVtOptions)}catch(o){return r(o)}t.loaded[e.source]={},r(null)})},r.prototype.reloadTile=function(r,t){var o=this.loaded[r.source],n=r.uid;return o&&o[n]?e.prototype.reloadTile.call(this,r,t):this.loadTile(r,t)},r.prototype.loadGeoJSON=function(e,r){if(e.request)ajax.getJSON(e.request,r);else{if("string"!=typeof e.data)return r(new Error("Input data is not a valid GeoJSON object."));try{return r(null,JSON.parse(e.data))}catch(e){return r(new Error("Input data is not a valid GeoJSON object."))}}},r.prototype.removeSource=function(e,r){this._geoJSONIndexes[e.source]&&delete this._geoJSONIndexes[e.source],r()},r}(_dereq_("./vector_tile_worker_source"));module.exports=GeoJSONWorkerSource},{"../util/ajax":244,"./geojson_wrapper":101,"./vector_tile_worker_source":114,"geojson-rewind":14,"geojson-vt":18,supercluster:41,"vt-pbf":46}],101:[function(_dereq_,module,exports){"use strict";var Point=_dereq_("@mapbox/point-geometry"),toGeoJSON=_dereq_("@mapbox/vector-tile").VectorTileFeature.prototype.toGeoJSON,EXTENT=_dereq_("../data/extent"),FeatureWrapper=function(e){this._feature=e,this.extent=EXTENT,this.type=e.type,this.properties=e.tags,"id"in e&&!isNaN(e.id)&&(this.id=parseInt(e.id,10))};FeatureWrapper.prototype.loadGeometry=function(){if(1===this._feature.type){for(var t=[],r=0,o=this._feature.geometry;rt)){var n=Math.pow(2,Math.min(a.coord.z,i._source.maxzoom)-Math.min(e.z,i._source.maxzoom));if(Math.floor(a.coord.x/n)===e.x&&Math.floor(a.coord.y/n)===e.y)for(o[s]=!0,r=!0;a&&a.coord.z-1>e.z;){var d=a.coord.parent(i._source.maxzoom);if(!d)break;(a=i._tiles[d.id])&&a.hasData()&&(delete o[s],o[d.id]=!0)}}}return r},t.prototype.findLoadedParent=function(e,t,o){for(var i=this,r=e.z-1;r>=t;r--){var s=e.parent(i._source.maxzoom);if(!s)return;e=s;var a=String(e.id),n=i._tiles[a];if(n&&n.hasData())return o[a]=!0,n;if(i._cache.has(a))return o[a]=!0,i._cache.get(a)}},t.prototype.updateCacheSize=function(e){var i=(Math.ceil(e.width/this._source.tileSize)+1)*(Math.ceil(e.height/this._source.tileSize)+1),r=Math.floor(5*i),s="number"==typeof this._maxTileCacheSize?Math.min(this._maxTileCacheSize,r):r;this._cache.setMaxSize(s)},t.prototype.update=function(e){var o=this;if(this.transform=e,this._sourceLoaded&&!this._paused){this.updateCacheSize(e),this._coveredTiles={};var i;this.used?this._source.coord?i=e.getVisibleWrappedCoordinates(this._source.coord):(i=e.coveringTiles({tileSize:this._source.tileSize,minzoom:this._source.minzoom,maxzoom:this._source.maxzoom,roundZoom:this._source.roundZoom,reparseOverscaled:this._source.reparseOverscaled}),this._source.hasTile&&(i=i.filter(function(e){return o._source.hasTile(e)}))):i=[];var r=(this._source.roundZoom?Math.round:Math.floor)(this.getZoom(e)),s=Math.max(r-t.maxOverzooming,this._source.minzoom),a=Math.max(r+t.maxUnderzooming,this._source.minzoom),n=this._updateRetainedTiles(i,r),d={};if(isRasterType(this._source.type))for(var h=Object.keys(n),u=0;u=Date.now())){o._findLoadedChildren(l,a,n)&&(n[c]=!0);var _=o.findLoadedParent(l,s,d);_&&o._addTile(_.coord)}}var p;for(p in d)n[p]||(o._coveredTiles[p]=!0);for(p in d)n[p]=!0;for(var f=util.keysDifference(this._tiles,n),T=0;Tn._source.maxzoom){var l=r.children(n._source.maxzoom)[0],m=n.getTile(l);m&&m.hasData()?d[l.id]=!0:a=!1}else for(var _=r.children(n._source.maxzoom),p=0;p<_.length;p++){var f=_[p],T=f?n.getTile(f):null;T&&T.hasData()?d[f.id]=!0:a=!1}if(!a)for(var v=o-1;v>=u;--v){var y=r.scaledTo(v,n._source.maxzoom);if(h[y.id])break;if(h[y.id]=!0,!(s=n.getTile(y))&&c&&(s=n._addTile(y)),s&&(d[y.id]=!0,c=s.wasRequested(),s.hasData()))break}}}return d},t.prototype._addTile=function(e){var t=this._tiles[e.id];if(t)return t;(t=this._cache.getAndRemove(e.id))&&(this._updatePlacement(),this.map&&t.added(this.map.painter.crossTileSymbolIndex),this._cacheTimers[e.id]&&(clearTimeout(this._cacheTimers[e.id]),delete this._cacheTimers[e.id],this._setTileReloadTimer(e.id,t)));var o=Boolean(t);if(!o){var i=e.z,r=i>this._source.maxzoom?Math.pow(2,i-this._source.maxzoom):1;t=new Tile(e,this._source.tileSize*r,this._source.maxzoom),this._loadTile(t,this._tileLoaded.bind(this,t,e.id,t.state))}return t?(t.uses++,this._tiles[e.id]=t,o||this._source.fire("dataloading",{tile:t,coord:t.coord,dataType:"source"}),t):null},t.prototype._setTileReloadTimer=function(e,t){var o=this,i=t.getExpiryTimeout();i&&(this._timers[e]=setTimeout(function(){o._reloadTile(e,"expired"),delete o._timers[e]},i))},t.prototype._setCacheInvalidationTimer=function(e,t){var o=this,i=t.getExpiryTimeout();i&&(this._cacheTimers[e]=setTimeout(function(){o._cache.remove(e),delete o._cacheTimers[e]},i))},t.prototype._removeTile=function(e){var t=this._tiles[e];if(t&&(t.uses--,delete this._tiles[e],this._timers[e]&&(clearTimeout(this._timers[e]),delete this._timers[e]),!(t.uses>0)))if(this._updatePlacement(),this.map&&t.removed(this.map.painter.crossTileSymbolIndex),t.hasData()){t.coord=t.coord.wrapped();var o=t.coord.id;this._cache.add(o,t),this._setCacheInvalidationTimer(o,t)}else t.aborted=!0,this._abortTile(t),this._unloadTile(t)},t.prototype._updatePlacement=function(){this._needsFullPlacement=!0},t.prototype.clearTiles=function(){this._shouldReloadOnResume=!1,this._paused=!1;for(var t in this._tiles)this._removeTile(t);this._cache.reset()},t.prototype.tilesIn=function(e){for(var o=[],i=this.getIds(),r=1/0,s=1/0,a=-1/0,n=-1/0,d=e[0].zoom,h=0;h=0&&_[1].y>=0){for(var p=[],f=0;f=Date.now())return!0}return!1},t}(Evented);SourceCache.maxOverzooming=10,SourceCache.maxUnderzooming=3,module.exports=SourceCache},{"../data/extent":58,"../geo/coordinate":67,"../util/evented":253,"../util/lru_cache":259,"../util/util":266,"./source":108,"./tile":110,"./tile_coord":112,"@mapbox/point-geometry":2}],110:[function(_dereq_,module,exports){"use strict";var util=_dereq_("../util/util"),deserializeBucket=_dereq_("../data/bucket").deserialize,SymbolBucket=_dereq_("../data/bucket/symbol_bucket"),FeatureIndex=_dereq_("../data/feature_index"),vt=_dereq_("@mapbox/vector-tile"),Protobuf=_dereq_("pbf"),GeoJSONFeature=_dereq_("../util/vectortile_to_geojson"),featureFilter=_dereq_("../style-spec/feature_filter"),CollisionBoxArray=(_dereq_("../symbol/collision_index"),_dereq_("../symbol/collision_box")),RasterBoundsArray=_dereq_("../data/raster_bounds_array"),TileCoord=_dereq_("./tile_coord"),EXTENT=_dereq_("../data/extent"),Point=_dereq_("@mapbox/point-geometry"),VertexBuffer=_dereq_("../gl/vertex_buffer"),IndexBuffer=_dereq_("../gl/index_buffer"),Texture=_dereq_("../render/texture"),SegmentVector=_dereq_("../data/segment").SegmentVector,TriangleIndexArray=_dereq_("../data/index_array_type").TriangleIndexArray,projection=_dereq_("../symbol/projection"),ref$2=_dereq_("../symbol/symbol_placement"),performSymbolPlacement=ref$2.performSymbolPlacement,updateOpacities=ref$2.updateOpacities,pixelsToTileUnits=_dereq_("../source/pixels_to_tile_units"),Tile=function(e,t,i){this.coord=e,this.uid=util.uniqueId(),this.uses=0,this.tileSize=t,this.sourceMaxZoom=i,this.buckets={},this.expirationTime=null,this.expiredRequestCount=0,this.state="loading"};Tile.prototype.registerFadeDuration=function(e){var t=e+this.timeAdded;t>n.z,u=new Point(n.x*l,n.y*l),c=new Point(u.x+l,u.y+l),h=this.segments.prepareSegment(4,r,a);r.emplaceBack(u.x,u.y,u.x,u.y),r.emplaceBack(c.x,u.y,c.x,u.y),r.emplaceBack(u.x,c.y,u.x,c.y),r.emplaceBack(c.x,c.y,c.x,c.y);var d=h.vertexLength;a.emplaceBack(d,d+1,d+2),a.emplaceBack(d+1,d+2,d+3),h.vertexLength+=4,h.primitiveLength+=2}this.maskedBoundsBuffer=new VertexBuffer(t,r),this.maskedIndexBuffer=new IndexBuffer(t,a)}},Tile.prototype.hasData=function(){return"loaded"===this.state||"reloading"===this.state||"expired"===this.state},Tile.prototype.setExpiryData=function(e){var t=this.expirationTime;if(e.cacheControl){var i=util.parseCacheControl(e.cacheControl);i["max-age"]&&(this.expirationTime=Date.now()+1e3*i["max-age"])}else e.expires&&(this.expirationTime=new Date(e.expires).getTime());if(this.expirationTime){var r=Date.now(),a=!1;if(this.expirationTime>r)a=!1;else if(t)if(this.expirationTime=a_minX&&t.x=a_minY&&t.yi.row){var o=t;t=i,i=o}return{x0:t.column,y0:t.row,x1:i.column,y1:i.row,dx:i.column-t.column,dy:i.row-t.row}}function scanSpans(t,i,o,r,e){var h=Math.max(o,Math.floor(i.y0)),s=Math.min(r,Math.ceil(i.y1));if(t.x0===i.x0&&t.y0===i.y0?t.x0+i.dy/t.dy*t.dx0,l=i.dx<0,x=h;xa.dy&&(s=n,n=a,a=s),n.dy>d.dy&&(s=n,n=d,d=s),a.dy>d.dy&&(s=a,a=d,d=s),n.dy&&scanSpans(d,n,r,e,h),a.dy&&scanSpans(d,a,r,e,h)}var WhooTS=_dereq_("@mapbox/whoots-js"),Coordinate=_dereq_("../geo/coordinate"),TileCoord=function(t,i,o,r){(void 0===r||isNaN(r))&&(r=0),this.z=+t,this.x=+i,this.y=+o,this.w=+r,(r*=2)<0&&(r=-1*r-1);var e=1<0;h--)r=1<t?new TileCoord(this.z-1,this.x,this.y,this.w):new TileCoord(this.z-1,Math.floor(this.x/2),Math.floor(this.y/2),this.w)},TileCoord.prototype.wrapped=function(){return new TileCoord(this.z,this.x,this.y,0)},TileCoord.prototype.isLessThan=function(t){return this.wt.w)&&(this.zt.z)&&(this.xt.x)&&this.y=t)return[new TileCoord(this.z+1,this.x,this.y,this.w)];var i=this.z+1,o=2*this.x,r=2*this.y;return[new TileCoord(i,o,r,this.w),new TileCoord(i,o+1,r,this.w),new TileCoord(i,o,r+1,this.w),new TileCoord(i,o+1,r+1,this.w)]},TileCoord.prototype.scaledTo=function(t,i){return this.z>i?new TileCoord(t,this.x,this.y,this.w):t<=this.z?new TileCoord(t,this.x>>this.z-t,this.y>>this.z-t,this.w):new TileCoord(t,this.x<>r-o&&t.y===this.y>>r-o},TileCoord.cover=function(t,i,o,r){function e(t,i,e){var n,a,d,y;if(e>=0&&e<=h)for(n=t;nthis.maxzoom?Math.pow(2,e.coord.z-this.maxzoom):1,r=normalizeURL(e.coord.url(this.tiles,this.maxzoom,this.scheme),this.url),s={request:this.map._transformRequest(r,ResourceType.Tile),uid:e.uid,coord:e.coord,zoom:e.coord.z,tileSize:this.tileSize*o,type:this.type,source:this.id,pixelRatio:browser.devicePixelRatio,overscaling:o,showCollisionBoxes:this.map.showCollisionBoxes};void 0===e.workerID||"expired"===e.state?e.workerID=this.dispatcher.send("loadTile",s,i.bind(this)):"loading"===e.state?e.reloadCallback=t:this.dispatcher.send("reloadTile",s,i.bind(this),e.workerID)},t.prototype.abortTile=function(e){this.dispatcher.send("abortTile",{uid:e.uid,type:this.type,source:this.id},void 0,e.workerID)},t.prototype.unloadTile=function(e){e.unloadVectorData(),this.dispatcher.send("removeTile",{uid:e.uid,type:this.type,source:this.id},void 0,e.workerID)},t.prototype.hasTransition=function(){return!1},t}(Evented);module.exports=VectorTileSource},{"../util/ajax":244,"../util/browser":245,"../util/evented":253,"../util/mapbox":260,"../util/util":266,"./load_tilejson":103,"./tile_bounds":111}],114:[function(_dereq_,module,exports){"use strict";var ajax=_dereq_("../util/ajax"),vt=_dereq_("@mapbox/vector-tile"),Protobuf=_dereq_("pbf"),WorkerTile=_dereq_("./worker_tile"),util=_dereq_("../util/util"),VectorTileWorkerSource=function(e,r,o){this.actor=e,this.layerIndex=r,this.loadVectorData=o||function(e,r){var o=ajax.getArrayBuffer(e.request,function(e,o){e?r(e):o&&r(null,{vectorTile:new vt.VectorTile(new Protobuf(o.data)),rawData:o.data,cacheControl:o.cacheControl,expires:o.expires})});return function(){o.abort(),r()}},this.loading={},this.loaded={}};VectorTileWorkerSource.prototype.loadTile=function(e,r){var o=this,t=e.source,i=e.uid;this.loading[t]||(this.loading[t]={});var a=this.loading[t][i]=new WorkerTile(e);a.abort=this.loadVectorData(e,function(e,l){if(delete o.loading[t][i],e||!l)return r(e);var c=l.rawData,n={};l.expires&&(n.expires=l.expires),l.cacheControl&&(n.cacheControl=l.cacheControl),a.vectorTile=l.vectorTile,a.parse(l.vectorTile,o.layerIndex,o.actor,function(e,o,t){if(e||!o)return r(e);r(null,util.extend({rawTileData:c},o,n),t)}),o.loaded[t]=o.loaded[t]||{},o.loaded[t][i]=a})},VectorTileWorkerSource.prototype.reloadTile=function(e,r){var t=this.loaded[e.source],i=e.uid,a=this;if(t&&t[i]){var l=t[i];l.showCollisionBoxes=e.showCollisionBoxes,"parsing"===l.status?l.reloadCallback=r:"done"===l.status&&l.parse(l.vectorTile,this.layerIndex,this.actor,function(e,o){if(this.reloadCallback){var t=this.reloadCallback;delete this.reloadCallback,this.parse(this.vectorTile,a.layerIndex,a.actor,t)}r(e,o)}.bind(l))}},VectorTileWorkerSource.prototype.abortTile=function(e,r){var o=this.loading[e.source],t=e.uid;o&&o[t]&&o[t].abort&&(o[t].abort(),delete o[t]),r()},VectorTileWorkerSource.prototype.removeTile=function(e,r){var o=this.loaded[e.source],t=e.uid;o&&o[t]&&delete o[t],r()},module.exports=VectorTileWorkerSource},{"../util/ajax":244,"../util/util":266,"./worker_tile":117,"@mapbox/vector-tile":6,pbf:38}],115:[function(_dereq_,module,exports){"use strict";var ajax=_dereq_("../util/ajax"),VideoSource=function(t){function e(e,o,i,r){t.call(this,e,o,i,r),this.roundZoom=!0,this.type="video",this.options=o}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){var t=this,e=this.options;this.urls=e.urls,ajax.getVideo(e.urls,function(e,o){e?t.fire("error",{error:e}):o&&(t.video=o,t.video.loop=!0,t.video.addEventListener("playing",function(){t.map._rerender()}),t.map&&t.video.play(),t._finishLoading())})},e.prototype.getVideo=function(){return this.video},e.prototype.onAdd=function(t){this.map||(this.map=t,this.load(),this.video&&(this.video.play(),this.setCoordinates(this.coordinates)))},e.prototype.prepare=function(){0===Object.keys(this.tiles).length||this.video.readyState<2||this._prepareImage(this.map.painter.gl,this.video)},e.prototype.serialize=function(){return{type:"video",urls:this.urls,coordinates:this.coordinates}},e.prototype.hasTransition=function(){return this.video&&!this.video.paused},e}(_dereq_("./image_source"));module.exports=VideoSource},{"../util/ajax":244,"./image_source":102}],116:[function(_dereq_,module,exports){"use strict";var Actor=_dereq_("../util/actor"),StyleLayerIndex=_dereq_("../style/style_layer_index"),VectorTileWorkerSource=_dereq_("./vector_tile_worker_source"),GeoJSONWorkerSource=_dereq_("./geojson_worker_source"),globalRTLTextPlugin=_dereq_("./rtl_text_plugin"),Worker=function(e){var r=this;this.self=e,this.actor=new Actor(e,this),this.layerIndexes={},this.workerSourceTypes={vector:VectorTileWorkerSource,geojson:GeoJSONWorkerSource},this.workerSources={},this.self.registerWorkerSource=function(e,o){if(r.workerSourceTypes[e])throw new Error('Worker source with name "'+e+'" already registered.');r.workerSourceTypes[e]=o},this.self.registerRTLTextPlugin=function(e){if(globalRTLTextPlugin.applyArabicShaping||globalRTLTextPlugin.processBidirectionalText)throw new Error("RTL text plugin already registered.");globalRTLTextPlugin.applyArabicShaping=e.applyArabicShaping,globalRTLTextPlugin.processBidirectionalText=e.processBidirectionalText}};Worker.prototype.setLayers=function(e,r,o){this.getLayerIndex(e).replace(r),o()},Worker.prototype.updateLayers=function(e,r,o){this.getLayerIndex(e).update(r.layers,r.removedIds),o()},Worker.prototype.loadTile=function(e,r,o){this.getWorkerSource(e,r.type).loadTile(r,o)},Worker.prototype.reloadTile=function(e,r,o){this.getWorkerSource(e,r.type).reloadTile(r,o)},Worker.prototype.abortTile=function(e,r,o){this.getWorkerSource(e,r.type).abortTile(r,o)},Worker.prototype.removeTile=function(e,r,o){this.getWorkerSource(e,r.type).removeTile(r,o)},Worker.prototype.removeSource=function(e,r,o){var t=this.getWorkerSource(e,r.type);void 0!==t.removeSource?t.removeSource(r,o):o()},Worker.prototype.loadWorkerSource=function(e,r,o){try{this.self.importScripts(r.url),o()}catch(e){o(e)}},Worker.prototype.loadRTLTextPlugin=function(e,r,o){try{globalRTLTextPlugin.applyArabicShaping||globalRTLTextPlugin.processBidirectionalText||(this.self.importScripts(r),globalRTLTextPlugin.applyArabicShaping&&globalRTLTextPlugin.processBidirectionalText||o(new Error("RTL Text Plugin failed to import scripts from "+r)))}catch(e){o(e)}},Worker.prototype.getLayerIndex=function(e){var r=this.layerIndexes[e];return r||(r=this.layerIndexes[e]=new StyleLayerIndex),r},Worker.prototype.getWorkerSource=function(e,r){var o=this;if(this.workerSources[e]||(this.workerSources[e]={}),!this.workerSources[e][r]){var t={send:function(r,t,i,l){o.actor.send(r,t,i,l,e)}};this.workerSources[e][r]=new this.workerSourceTypes[r](t,this.getLayerIndex(e))}return this.workerSources[e][r]},module.exports=function(e){return new Worker(e)}},{"../style/style_layer_index":203,"../util/actor":243,"./geojson_worker_source":100,"./rtl_text_plugin":107,"./vector_tile_worker_source":114}],117:[function(_dereq_,module,exports){"use strict";function recalculateLayers(e,o){for(var r=0,i=e;r=x.maxzoom||"none"===x.visibility||(recalculateLayers(b,t.zoom),(n[x.id]=x.createBucket({index:l.bucketLayerIDs.length,layers:b,zoom:t.zoom,pixelRatio:t.pixelRatio,overscaling:t.overscaling,collisionBoxArray:t.collisionBoxArray})).populate(d,u),l.bucketLayerIDs.push(b.map(function(e){return e.id})))}}}var k,z,A,B=util.mapObject(u.glyphDependencies,function(e){return Object.keys(e).map(Number)});Object.keys(B).length?r.send("getGlyphs",{uid:this.uid,stacks:B},function(e,o){k||(k=e,z=o,a.call(t))}):z={};var I=Object.keys(u.iconDependencies);I.length?r.send("getImages",{icons:I},function(e,o){k||(k=e,A=o,a.call(t))}):A={},a.call(this)},module.exports=WorkerTile},{"../data/bucket/symbol_bucket":57,"../data/feature_index":59,"../render/glyph_atlas":84,"../render/image_atlas":86,"../symbol/collision_box":208,"../symbol/symbol_layout":219,"../util/dictionary_coder":250,"../util/util":266}],118:[function(_dereq_,module,exports){"use strict";function deref(r,e){var f={};for(var t in r)"ref"!==t&&(f[t]=r[t]);return refProperties.forEach(function(r){r in e&&(f[r]=e[r])}),f}var refProperties=_dereq_("./util/ref_properties");module.exports=function(r){r=r.slice();for(var e=Object.create(null),f=0;f0;)t[o]=arguments[o+2];this.message=(r?r+": ":"")+format.apply(format,t),null!==i&&void 0!==i&&i.__line__&&(this.line=i.__line__)}},{util:45}],121:[function(_dereq_,module,exports){"use strict";var toString=_dereq_("./types").toString,ParsingContext=_dereq_("./parsing_context"),CompoundExpression=(_dereq_("./evaluation_context"),function(r,n,e,t){this.name=r,this.type=n,this._evaluate=e,this.args=t});CompoundExpression.prototype.evaluate=function(r){return this._evaluate(r,this.args)},CompoundExpression.prototype.eachChild=function(r){this.args.forEach(r)},CompoundExpression.parse=function(r,n){var e=r[0],t=CompoundExpression.definitions[e];if(!t)return n.error('Unknown expression "'+e+'". If you wanted a literal array, use ["literal", [...]].',0);for(var o=Array.isArray(t)?t[0]:t.type,i=Array.isArray(t)?[[t[1],t[2]]]:t.overloads,s=i.filter(function(n){var e=n[0];return!Array.isArray(e)||e.length===r.length-1}),a=[],u=1;u4)return r.error("Expected 1, 2, or 3 arguments, but found "+(e.length-1)+" instead.");var t,n;if(e.length>2){var i=e[1];if("string"!=typeof i||!(i in types))return r.error('The item type argument of "array" must be one of string, number, boolean',1);t=types[i]}else t=ValueType;if(e.length>3){if("number"!=typeof e[2]||e[2]<0||e[2]!==Math.floor(e[2]))return r.error('The length argument to "array" must be a positive integer literal',2);n=e[2]}var o=array(t,n),a=r.parse(e[e.length-1],e.length-1,ValueType);return a?new ArrayAssertion(o,a):null},ArrayAssertion.prototype.evaluate=function(e){var r=this.input.evaluate(e);if(checkSubtype(this.type,typeOf(r)))throw new RuntimeError("Expected value to be of type "+toString(this.type)+", but found "+toString(typeOf(r))+" instead.");return r},ArrayAssertion.prototype.eachChild=function(e){e(this.input)},module.exports=ArrayAssertion},{"../runtime_error":140,"../types":143,"../values":144}],123:[function(_dereq_,module,exports){"use strict";var ref=_dereq_("../types"),ObjectType=ref.ObjectType,ValueType=ref.ValueType,StringType=ref.StringType,NumberType=ref.NumberType,BooleanType=ref.BooleanType,RuntimeError=_dereq_("../runtime_error"),ref$1=_dereq_("../types"),checkSubtype=ref$1.checkSubtype,toString=ref$1.toString,typeOf=_dereq_("../values").typeOf,types={string:StringType,number:NumberType,boolean:BooleanType,object:ObjectType},Assertion=function(e,r){this.type=e,this.args=r};Assertion.parse=function(e,r){if(e.length<2)return r.error("Expected at least one argument.");for(var t=e[0],n=types[t],o=[],p=1;p=t.length)throw new RuntimeError("Array index out of bounds: "+r+" > "+t.length+".");if(r!==Math.floor(r))throw new RuntimeError("Array index must be an integer, but found "+r+" instead.");return t[r]},At.prototype.eachChild=function(e){e(this.index),e(this.input)},module.exports=At},{"../runtime_error":140,"../types":143}],125:[function(_dereq_,module,exports){"use strict";var BooleanType=_dereq_("../types").BooleanType,Case=function(e,r,t){this.type=e,this.branches=r,this.otherwise=t};Case.parse=function(e,r){if(e.length<4)return r.error("Expected at least 3 arguments, but found only "+(e.length-1)+".");if(e.length%2!=0)return r.error("Expected an odd number of arguments.");var t;r.expectedType&&"value"!==r.expectedType.kind&&(t=r.expectedType);for(var a=[],n=1;n4?"Invalid rbga value "+JSON.stringify(o)+": expected an array containing either three or four numeric values.":validateRGBA(o[0],o[1],o[2],o[3])))return new Color(o[0]/255,o[1]/255,o[2]/255,o[3]);throw new RuntimeError(t||"Could not parse color from value '"+("string"==typeof o?o:JSON.stringify(o))+"'")}for(var u=null,l=0,s=this.args;la.evaluate(e)}function lteq(e,r){var t=r[0],a=r[1];return t.evaluate(e)<=a.evaluate(e)}function gteq(e,r){var t=r[0],a=r[1];return t.evaluate(e)>=a.evaluate(e)}var ref=_dereq_("../types"),NullType=ref.NullType,NumberType=ref.NumberType,StringType=ref.StringType,BooleanType=ref.BooleanType,ColorType=ref.ColorType,ObjectType=ref.ObjectType,ValueType=ref.ValueType,ErrorType=ref.ErrorType,array=ref.array,toString=ref.toString,ref$1=_dereq_("../values"),typeOf=ref$1.typeOf,Color=ref$1.Color,validateRGBA=ref$1.validateRGBA,ref$2=_dereq_("../compound_expression"),CompoundExpression=ref$2.CompoundExpression,varargs=ref$2.varargs,RuntimeError=_dereq_("../runtime_error"),Let=_dereq_("./let"),Var=_dereq_("./var"),Literal=_dereq_("./literal"),Assertion=_dereq_("./assertion"),ArrayAssertion=_dereq_("./array"),Coercion=_dereq_("./coercion"),At=_dereq_("./at"),Match=_dereq_("./match"),Case=_dereq_("./case"),Step=_dereq_("./step"),Interpolate=_dereq_("./interpolate"),expressions={let:Let,var:Var,literal:Literal,string:Assertion,number:Assertion,boolean:Assertion,object:Assertion,array:ArrayAssertion,"to-number":Coercion,"to-color":Coercion,at:At,case:Case,match:Match,coalesce:_dereq_("./coalesce"),step:Step,interpolate:Interpolate};CompoundExpression.register(expressions,{error:[ErrorType,[StringType],function(e,r){var t=r[0];throw new RuntimeError(t.evaluate(e))}],typeof:[StringType,[ValueType],function(e,r){var t=r[0];return toString(typeOf(t.evaluate(e)))}],"to-string":[StringType,[ValueType],function(e,r){var t=r[0],a=typeof(t=t.evaluate(e));return null===t||"string"===a||"number"===a||"boolean"===a?String(t):t instanceof Color?"rgba("+255*t.r+","+255*t.g+","+255*t.b+","+t.a+")":JSON.stringify(t)}],"to-boolean":[BooleanType,[ValueType],function(e,r){var t=r[0];return Boolean(t.evaluate(e))}],"to-rgba":[array(NumberType,4),[ColorType],function(e,r){var a=r[0].evaluate(e);return[a.r,a.g,a.b,a.a]}],rgb:[ColorType,[NumberType,NumberType,NumberType],rgba],rgba:[ColorType,[NumberType,NumberType,NumberType,NumberType],rgba],length:{type:NumberType,overloads:[[[StringType],length],[[array(ValueType)],length]]},has:{type:BooleanType,overloads:[[[StringType],function(e,r){return has(r[0].evaluate(e),e.properties())}],[[StringType,ObjectType],function(e,r){var t=r[0],a=r[1];return has(t.evaluate(e),a.evaluate(e))}]]},get:{type:ValueType,overloads:[[[StringType],function(e,r){return get(r[0].evaluate(e),e.properties())}],[[StringType,ObjectType],function(e,r){var t=r[0],a=r[1];return get(t.evaluate(e),a.evaluate(e))}]]},properties:[ObjectType,[],function(e){return e.properties()}],"geometry-type":[StringType,[],function(e){return e.geometryType()}],id:[ValueType,[],function(e){return e.id()}],zoom:[NumberType,[],function(e){return e.globals.zoom}],"heatmap-density":[NumberType,[],function(e){return e.globals.heatmapDensity||0}],"+":[NumberType,varargs(NumberType),function(e,r){for(var t=0,a=0,n=r;a":{type:BooleanType,overloads:[[[NumberType,NumberType],gt],[[StringType,StringType],gt]]},"<":{type:BooleanType,overloads:[[[NumberType,NumberType],lt],[[StringType,StringType],lt]]},">=":{type:BooleanType,overloads:[[[NumberType,NumberType],gteq],[[StringType,StringType],gteq]]},"<=":{type:BooleanType,overloads:[[[NumberType,NumberType],lteq],[[StringType,StringType],lteq]]},all:{type:BooleanType,overloads:[[[BooleanType,BooleanType],function(e,r){var t=r[0],a=r[1];return t.evaluate(e)&&a.evaluate(e)}],[varargs(BooleanType),function(e,r){for(var t=0,a=r;t1}))return t.error("Cubic bezier interpolation requires four numeric arguments with values between 0 and 1.",1);r={name:"cubic-bezier",controlPoints:o}}if(e.length-1<4)return t.error("Expected at least 4 arguments, but found only "+(e.length-1)+".");if((e.length-1)%2!=0)return t.error("Expected an even number of arguments.");if(!(n=t.parse(n,2,NumberType)))return null;var u=[],p=null;t.expectedType&&"value"!==t.expectedType.kind&&(p=t.expectedType);for(var l=0;l=s)return t.error('Input/output pairs for "interpolate" expressions must be arranged with input values in strictly ascending order.',h);var v=t.parse(f,c,p);if(!v)return null;p=p||v.type,u.push([s,v])}return"number"===p.kind||"color"===p.kind||"array"===p.kind&&"number"===p.itemType.kind&&"number"==typeof p.N?new Interpolate(p,r,n,u):t.error("Type "+toString(p)+" is not interpolatable.")},Interpolate.prototype.evaluate=function(e){var t=this.labels,r=this.outputs;if(1===t.length)return r[0].evaluate(e);var n=this.input.evaluate(e);if(n<=t[0])return r[0].evaluate(e);var i=t.length;if(n>=t[i-1])return r[i-1].evaluate(e);var a=findStopLessThanOrEqualTo(t,n),o=t[a],u=t[a+1],p=Interpolate.interpolationFactor(this.interpolation,n,o,u),l=r[a].evaluate(e),s=r[a+1].evaluate(e);return interpolate[this.type.kind.toLowerCase()](l,s,p)},Interpolate.prototype.eachChild=function(e){e(this.input);for(var r=0,n=this.outputs;rNumber.MAX_SAFE_INTEGER)return l.error("Branch labels must be integers no larger than "+Number.MAX_SAFE_INTEGER+".");if("number"==typeof c&&Math.floor(c)!==c)return l.error("Numeric branch labels must be integer values.");if(r){if(l.checkSubtype(r,typeOf(c)))return null}else r=typeOf(c);if(void 0!==a[String(c)])return l.error("Branch labels must be unique.");a[String(c)]=u.length}var f=t.parse(h,s,n);if(!f)return null;n=n||f.type,u.push(f)}var b=t.parse(e[1],1,r);if(!b)return null;var y=t.parse(e[e.length-1],e.length-1,n);return y?new Match(r,n,b,a,u,y):null},Match.prototype.evaluate=function(e){var t=this.input.evaluate(e);return(this.outputs[this.cases[t]]||this.otherwise).evaluate(e)},Match.prototype.eachChild=function(e){e(this.input),this.outputs.forEach(e),e(this.otherwise)},module.exports=Match},{"../values":144}],133:[function(_dereq_,module,exports){"use strict";var NumberType=_dereq_("../types").NumberType,findStopLessThanOrEqualTo=_dereq_("../stops").findStopLessThanOrEqualTo,Step=function(e,t,r){this.type=e,this.input=t,this.labels=[],this.outputs=[];for(var n=0,s=r;n=a)return t.error('Input/output pairs for "step" expressions must be arranged with input values in strictly ascending order.',l);var h=t.parse(i,o,s);if(!h)return null;s=s||h.type,n.push([a,h])}return new Step(s,r,n)},Step.prototype.evaluate=function(e){var t=this.labels,r=this.outputs;if(1===t.length)return r[0].evaluate(e);var u=this.input.evaluate(e);if(u<=t[0])return r[0].evaluate(e);var n=t.length;return u>=t[n-1]?r[n-1].evaluate(e):r[findStopLessThanOrEqualTo(t,u)].evaluate(e)},Step.prototype.eachChild=function(e){e(this.input);for(var r=0,u=this.outputs;r0&&"string"==typeof e[0]&&e[0]in definitions}function createExpression(e,r,n){void 0===n&&(n={});var o=new ParsingContext(definitions,[],function(e){var r={color:ColorType,string:StringType,number:NumberType,enum:StringType,boolean:BooleanType};return"array"===e.type?array(r[e.value]||ValueType,e.length):r[e.type]||null}(r)),t=o.parse(e);if(!t)return error(o.errors);var i,s=new EvaluationContext;if(!1===n.handleErrors)i=function(e,r){return s.globals=e,s.feature=r,t.evaluate(s)};else{var a,u={},p=function(e){return"color"===e.type&&isFunction(e.default)?new Color(0,0,0,0):"color"===e.type?Color.parse(e.default)||null:void 0===e.default?null:e.default}(r);"enum"===r.type&&(a=r.values),i=function(e,r){s.globals=e,s.feature=r;try{var n=t.evaluate(s);if(null===n||void 0===n)return p;if(a&&!(n in a))throw new RuntimeError("Expected value to be one of "+Object.keys(a).map(function(e){return JSON.stringify(e)}).join(", ")+", but found "+JSON.stringify(n)+" instead.");return n}catch(e){return u[e.message]||(u[e.message]=!0,"undefined"!=typeof console&&console.warn(e.message)),p}}}return success({evaluate:i,parsed:t})}function createPropertyExpression(e,r,n){if(void 0===n&&(n={}),"error"===(e=createExpression(e,r,n)).result)return e;var o=e.value,t=o.evaluate,i=o.parsed,s=isConstant.isFeatureConstant(i);if(!s&&!r["property-function"])return error([new ParsingError("","property expressions not supported")]);var a=isConstant.isGlobalPropertyConstant(i,["zoom"]);if(!a&&!1===r["zoom-function"])return error([new ParsingError("","zoom expressions not supported")]);var u=findZoomCurve(i);if(!u&&!a)return error([new ParsingError("",'"zoom" expression may only be used as input to a top-level "step" or "interpolate" expression.')]);if(u instanceof ParsingError)return error([u]);if(u instanceof Interpolate&&"piecewise-constant"===r.function)return error([new ParsingError("",'"interpolate" expressions cannot be used with this property')]);if(!u)return success(s?{kind:"constant",parsed:i,evaluate:t}:{kind:"source",parsed:i,evaluate:t});var p=u instanceof Interpolate?Interpolate.interpolationFactor.bind(void 0,u.interpolation):function(){return 0},l=u.labels;return success(s?{kind:"camera",parsed:i,evaluate:t,interpolationFactor:p,zoomStops:l}:{kind:"composite",parsed:i,evaluate:t,interpolationFactor:p,zoomStops:l})}function findZoomCurve(e){var r=null;if(e instanceof Let)r=findZoomCurve(e.result);else if(e instanceof Coalesce)for(var n=0,o=e.args;n=0)return!1;var t=!0;return n.eachChild(function(n){t&&!isGlobalPropertyConstant(n,e)&&(t=!1)}),t}var CompoundExpression=_dereq_("./compound_expression").CompoundExpression;module.exports={isFeatureConstant:isFeatureConstant,isGlobalPropertyConstant:isGlobalPropertyConstant}},{"./compound_expression":121}],138:[function(_dereq_,module,exports){"use strict";var Scope=_dereq_("./scope"),checkSubtype=_dereq_("./types").checkSubtype,ParsingError=_dereq_("./parsing_error"),Literal=_dereq_("./definitions/literal"),ParsingContext=function(e,r,t,n,i){void 0===r&&(r=[]),void 0===n&&(n=new Scope),void 0===i&&(i=[]),this.definitions=e,this.path=r,this.key=r.map(function(e){return"["+e+"]"}).join(""),this.scope=n,this.errors=i,this.expectedType=t};ParsingContext.prototype.parse=function(e,r,t,n){var i=this;if(r&&(i=i.concat(r,t,n)),null!==e&&"string"!=typeof e&&"boolean"!=typeof e&&"number"!=typeof e||(e=["literal",e]),Array.isArray(e)){if(0===e.length)return i.error('Expected an array with at least one element. If you wanted a literal array, use ["literal", []].');var o=e[0];if("string"!=typeof o)return i.error("Expression name must be a string, but found "+typeof o+' instead. If you wanted a literal array, use ["literal", [...]].',0),null;var a=i.definitions[o];if(a){var s=a.parse(e,i);if(!s)return null;var u=i.expectedType,l=s.type;if(u){if("string"!==u.kind&&"number"!==u.kind&&"boolean"!==u.kind||"value"!==l.kind){if("color"===u.kind&&("value"===l.kind||"string"===l.kind)){s=new(_dereq_("./definitions/coercion"))(u,[s])}}else s=new(_dereq_("./definitions/assertion"))(u,[s]);if(i.checkSubtype(u,s.type))return null}if(!(s instanceof Literal)&&function(e){var t=_dereq_("./compound_expression").CompoundExpression,n=_dereq_("./is_constant"),i=n.isGlobalPropertyConstant,o=n.isFeatureConstant;if(e instanceof _dereq_("./definitions/var"))return!1;if(e instanceof t&&"error"===e.name)return!1;var a=!0;return e.eachChild(function(e){e instanceof Literal||(a=!1)}),!!a&&o(e)&&i(e,["zoom","heatmap-density"])}(s)){var c=new(_dereq_("./evaluation_context"));try{s=new Literal(s.type,s.evaluate(c))}catch(e){return i.error(e.message),null}}return s}return i.error('Unknown expression "'+o+'". If you wanted a literal array, use ["literal", [...]].',0)}return void 0===e?i.error("'undefined' value invalid. Use null instead."):"object"==typeof e?i.error('Bare objects invalid. Use ["literal", {...}] instead.'):i.error("Expected an array, but found "+typeof e+" instead.")},ParsingContext.prototype.concat=function(e,r,t){var n="number"==typeof e?this.path.concat(e):this.path,i=t?this.scope.concat(t):this.scope;return new ParsingContext(this.definitions,n,r||null,i,this.errors)},ParsingContext.prototype.error=function(e){for(var r=[],t=arguments.length-1;t-- >0;)r[t]=arguments[t+1];var n=""+this.key+r.map(function(e){return"["+e+"]"}).join("");this.errors.push(new ParsingError(n,e))},ParsingContext.prototype.checkSubtype=function(e,r){var t=checkSubtype(e,r);return t&&this.error(t),t},module.exports=ParsingContext},{"./compound_expression":121,"./definitions/assertion":123,"./definitions/coercion":127,"./definitions/literal":131,"./definitions/var":134,"./evaluation_context":135,"./is_constant":137,"./parsing_error":139,"./scope":141,"./types":143}],139:[function(_dereq_,module,exports){"use strict";var ParsingError=function(r){function t(t,o){r.call(this,o),this.message=o,this.key=t}return r&&(t.__proto__=r),t.prototype=Object.create(r&&r.prototype),t.prototype.constructor=t,t}(Error);module.exports=ParsingError},{}],140:[function(_dereq_,module,exports){"use strict";var RuntimeError=function(r){this.name="ExpressionEvaluationError",this.message=r};RuntimeError.prototype.toJSON=function(){return this.message},module.exports=RuntimeError},{}],141:[function(_dereq_,module,exports){"use strict";var Scope=function(t,n){void 0===n&&(n=[]),this.parent=t,this.bindings={};for(var e=0,r=n;et&&rr&&(s=u-1)}return Math.max(u-1,0)}}},{}],143:[function(_dereq_,module,exports){"use strict";function array(e,r){return{kind:"array",itemType:e,N:r}}function toString(e){if("array"===e.kind){var r=toString(e.itemType);return"number"==typeof e.N?"array<"+r+", "+e.N+">":"value"===e.itemType.kind?"array":"array<"+r+">"}return e.kind}function checkSubtype(e,r){if("error"===r.kind)return null;if("array"===e.kind){if("array"===r.kind&&!checkSubtype(e.itemType,r.itemType)&&("number"!=typeof e.N||e.N===r.N))return null}else{if(e.kind===r.kind)return null;if("value"===e.kind)for(var n=0,y=valueMemberTypes;n=0&&e<=255&&"number"==typeof r&&r>=0&&r<=255&&"number"==typeof t&&t>=0&&t<=255?void 0===n||"number"==typeof n&&n>=0&&n<=1?null:"Invalid rgba value ["+[e,r,t,n].join(", ")+"]: 'a' must be between 0 and 1.":"Invalid rgba value ["+("number"==typeof n?[e,r,t,n]:[e,r,t]).join(", ")+"]: 'r', 'g', and 'b' must be between 0 and 255."},isValue:isValue,typeOf:typeOf}},{"../util/color":150,"./types":143}],145:[function(_dereq_,module,exports){"use strict";function isExpressionFilter(e){if(!Array.isArray(e)||0===e.length)return!1;switch(e[0]){case"has":return e.length>=2&&"$id"!==e[1]&&"$type"!==e[1];case"in":case"!in":case"!has":case"none":return!1;case"==":case"!=":case">":case">=":case"<":case"<=":return 3===e.length&&(Array.isArray(e[1])||Array.isArray(e[2]));case"any":case"all":for(var r=0,i=e.slice(1);r"===r||"<="===r||">="===r?compileComparisonOp(e[1],e[2],r,!0):"any"===r?compileLogicalOp(e.slice(1),"||"):"all"===r?compileLogicalOp(e.slice(1),"&&"):"none"===r?compileNegation(compileLogicalOp(e.slice(1),"||")):"in"===r?compileInOp(e[1],e.slice(2)):"!in"===r?compileNegation(compileInOp(e[1],e.slice(2))):"has"===r?compileHasOp(e[1]):"!has"===r?compileNegation(compileHasOp(e[1])):"true")+")"}function compilePropertyReference(e){return"$type"===e?"f.type":"$id"===e?"f.id":"p["+JSON.stringify(e)+"]"}function compileComparisonOp(e,r,i,n){var t=compilePropertyReference(e),o="$type"===e?types.indexOf(r):JSON.stringify(r);return(n?"typeof "+t+"=== typeof "+o+"&&":"")+t+i+o}function compileLogicalOp(e,r){return e.map(compile).join(r)}function compileInOp(e,r){"$type"===e&&(r=r.map(function(e){return types.indexOf(e)}));var i=JSON.stringify(r.sort(compare)),n=compilePropertyReference(e);return r.length<=200?i+".indexOf("+n+") !== -1":"function(v, a, i, j) {while (i <= j) { var m = (i + j) >> 1; if (a[m] === v) return true; if (a[m] > v) j = m - 1; else i = m + 1;}return false; }("+n+", "+i+",0,"+(r.length-1)+")"}function compileHasOp(e){return"$id"===e?'"id" in f':JSON.stringify(e)+" in p"}function compileNegation(e){return"!("+e+")"}function compare(e,r){return er?1:0}var createExpression=_dereq_("../expression").createExpression;module.exports=function(e){if(!e)return function(){return!0};if(!isExpressionFilter(e))return new Function("g","f","var p = (f && f.properties || {}); return "+compile(e));var r=createExpression(e,filterSpec);if("error"===r.result)throw new Error(r.value.map(function(e){return e.key+": "+e.message}).join(", "));return r.value.evaluate},module.exports.isExpressionFilter=isExpressionFilter;var types=["Unknown","Point","LineString","Polygon"],filterSpec={type:"boolean",default:!1,function:!0,"property-function":!0,"zoom-function":!0}},{"../expression":136}],146:[function(_dereq_,module,exports){"use strict";function identityFunction(t){return t}function createFunction(t,e){var o="color"===e.type,r=t.stops&&"object"==typeof t.stops[0][0],n=r||void 0!==t.property,a=r||!n,i=t.type||("interpolated"===e.function?"exponential":"interval");o&&((t=extend({},t)).stops&&(t.stops=t.stops.map(function(t){return[t[0],Color.parse(t[1])]})),t.default?t.default=Color.parse(t.default):t.default=Color.parse(e.default));var u,s,p;if("exponential"===i)u=evaluateExponentialFunction;else if("interval"===i)u=evaluateIntervalFunction;else if("categorical"===i){u=evaluateCategoricalFunction,s=Object.create(null);for(var l=0,c=t.stops;l=t.stops[r-1][0])return t.stops[r-1][1];var n=findStopLessThanOrEqualTo(t.stops,o);return t.stops[n][1]}function evaluateExponentialFunction(t,e,o){var r=void 0!==t.base?t.base:1;if("number"!==getType(o))return coalesce(t.default,e.default);var n=t.stops.length;if(1===n)return t.stops[0][1];if(o<=t.stops[0][0])return t.stops[0][1];if(o>=t.stops[n-1][0])return t.stops[n-1][1];var a=findStopLessThanOrEqualTo(t.stops,o),i=function(t,e,o,r){var n=r-o,a=t-o;return 0===n?0:1===e?a/n:(Math.pow(e,a)-1)/(Math.pow(e,n)-1)}(o,r,t.stops[a][0],t.stops[a+1][0]),u=t.stops[a][1],s=t.stops[a+1][1],p=interpolate[e.type]||identityFunction;return"function"==typeof u.evaluate?{evaluate:function(){for(var t=[],e=arguments.length;e--;)t[e]=arguments[e];var o=u.evaluate.apply(void 0,t),r=s.evaluate.apply(void 0,t);if(void 0!==o&&void 0!==r)return p(o,r,i)}}:p(u,s,i)}function evaluateIdentityFunction(t,e,o){return"color"===e.type?o=Color.parse(o):getType(o)===e.type||"enum"===e.type&&e.values[o]||(o=void 0),coalesce(o,t.default,e.default)}function findStopLessThanOrEqualTo(t,e){for(var o,r,a=0,i=t.length-1,u=0;a<=i;){if(u=Math.floor((a+i)/2),o=t[u][0],r=t[u+1][0],e===o||e>o&&ee&&(i=u-1)}return Math.max(u-1,0)}var colorSpaces=_dereq_("../util/color_spaces"),Color=_dereq_("../util/color"),extend=_dereq_("../util/extend"),getType=_dereq_("../util/get_type"),interpolate=_dereq_("../util/interpolate"),Interpolate=_dereq_("../expression/definitions/interpolate");module.exports={createFunction:createFunction,isFunction:function(t){return"object"==typeof t&&null!==t&&!Array.isArray(t)}}},{"../expression/definitions/interpolate":129,"../util/color":150,"../util/color_spaces":151,"../util/extend":152,"../util/get_type":153,"../util/interpolate":154}],147:[function(_dereq_,module,exports){"use strict";function stringify(r){var t=typeof r;if("number"===t||"boolean"===t||"string"===t||void 0===r||null===r)return JSON.stringify(r);if(Array.isArray(r)){for(var e="[",i=0,n=r;i":{},">=":{},"<":{},"<=":{},in:{},"!in":{},all:{},any:{},none:{},has:{},"!has":{}}},geometry_type:{type:"enum",values:{Point:{},LineString:{},Polygon:{}}},function:{expression:{type:"expression"},stops:{type:"array",value:"function_stop"},base:{type:"number",default:1,minimum:0},property:{type:"string",default:"$zoom"},type:{type:"enum",values:{identity:{},exponential:{},interval:{},categorical:{}},default:"exponential"},colorSpace:{type:"enum",values:{rgb:{},lab:{},hcl:{}},default:"rgb"},default:{type:"*",required:!1}},function_stop:{type:"array",minimum:0,maximum:22,value:["number","color"],length:2},expression:{type:"array",value:"*",minimum:1},expression_name:{type:"enum",values:{let:{group:"Variable binding"},var:{group:"Variable binding"},literal:{group:"Types"},array:{group:"Types"},at:{group:"Lookup"},case:{group:"Decision"},match:{group:"Decision"},coalesce:{group:"Decision"},step:{group:"Ramps, scales, curves"},interpolate:{group:"Ramps, scales, 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r=rgb2xyz(a.r),t=rgb2xyz(a.g),b=rgb2xyz(a.b),n=xyz2lab((.4124564*r+.3575761*t+.1804375*b)/Xn),l=xyz2lab((.2126729*r+.7151522*t+.072175*b)/Yn);return{l:116*l-16,a:500*(n-l),b:200*(l-xyz2lab((.0193339*r+.119192*t+.9503041*b)/Zn)),alpha:a.a}}function labToRgb(a){var r=(a.l+16)/116,t=isNaN(a.a)?r:r+a.a/500,b=isNaN(a.b)?r:r-a.b/200;return r=Yn*lab2xyz(r),t=Xn*lab2xyz(t),b=Zn*lab2xyz(b),new Color(xyz2rgb(3.2404542*t-1.5371385*r-.4985314*b),xyz2rgb(-.969266*t+1.8760108*r+.041556*b),xyz2rgb(.0556434*t-.2040259*r+1.0572252*b),a.alpha)}var Color=_dereq_("./color"),Xn=.95047,Yn=1,Zn=1.08883,t0=4/29,t1=6/29,t2=3*t1*t1,t3=t1*t1*t1,deg2rad=Math.PI/180,rad2deg=180/Math.PI;module.exports={lab:{forward:rgbToLab,reverse:labToRgb},hcl:{forward:function(a){var r=rgbToLab(a),t=r.l,b=r.a,n=r.b,l=Math.atan2(n,b)*rad2deg;return{h:l<0?l+360:l,c:Math.sqrt(b*b+n*n),l:t,alpha:a.a}},reverse:function(a){var r=a.h*deg2rad,t=a.c;return 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ValidationError(l,r,"array expected, %s found",getType(r))];if(t.length&&r.length!==t.length)return[new ValidationError(l,r,"array length %d expected, length %d found",t.length,r.length)];if(t["min-length"]&&r.length":case">=":r.length>=2&&"$type"===unbundle(r[1])&&s.push(new ValidationError(t,r,'"$type" cannot be use with operator "%s"',r[0]));case"==":case"!=":3!==r.length&&s.push(new ValidationError(t,r,'filter array for operator "%s" must have 3 elements',r[0]));case"in":case"!in":r.length>=2&&"string"!==(a=getType(r[1]))&&s.push(new ValidationError(t+"[1]",r[1],"string expected, %s found",a));for(var i=2;iunbundle(r[0].zoom))return[new ValidationError(o,r[0].zoom,"stop zoom values must appear in ascending order")];unbundle(r[0].zoom)!==l&&(l=unbundle(r[0].zoom),i=void 0,s={}),t=t.concat(validateObject({key:o+"[0]",value:r[0],valueSpec:{zoom:{}},style:e.style,styleSpec:e.styleSpec,objectElementValidators:{zoom:validateNumber,value:a}}))}else t=t.concat(a({key:o+"[0]",value:r[0],valueSpec:{},style:e.style,styleSpec:e.styleSpec},r));return t.concat(validate({key:o+"[1]",value:r[1],valueSpec:u,style:e.style,styleSpec:e.styleSpec}))}function a(e,t){var r=getType(e.value),a=unbundle(e.value),o=null!==e.value?e.value:t;if(n){if(r!==n)return[new ValidationError(e.key,o,"%s stop domain type must match previous stop domain type %s",r,n)]}else n=r;if("number"!==r&&"string"!==r&&"boolean"!==r)return[new ValidationError(e.key,o,"stop domain value must be a number, string, or boolean")];if("number"!==r&&"categorical"!==p){var l="number expected, %s found";return u["property-function"]&&void 0===p&&(l+='\nIf you intended to use a categorical function, specify `"type": "categorical"`.'),[new ValidationError(e.key,o,l,r)]}return"categorical"!==p||"number"!==r||isFinite(a)&&Math.floor(a)===a?"categorical"!==p&&"number"===r&&void 0!==i&&a=8&&(c&&!e.valueSpec["property-function"]?v.push(new ValidationError(e.key,e.value,"property functions not supported")):y&&!e.valueSpec["zoom-function"]&&"heatmap-color"!==e.objectKey&&v.push(new ValidationError(e.key,e.value,"zoom functions not supported"))),"categorical"!==p&&!d||void 0!==e.value.property||v.push(new ValidationError(e.key,e.value,'"property" property is required')),v}},{"../error/validation_error":120,"../util/get_type":153,"../util/unbundle_jsonlint":157,"./validate":158,"./validate_array":159,"./validate_number":171,"./validate_object":172}],167:[function(_dereq_,module,exports){"use strict";var ValidationError=_dereq_("../error/validation_error"),validateString=_dereq_("./validate_string");module.exports=function(r){var e=r.value,t=r.key,a=validateString(r);return a.length?a:(-1===e.indexOf("{fontstack}")&&a.push(new ValidationError(t,e,'"glyphs" url must include a "{fontstack}" token')),-1===e.indexOf("{range}")&&a.push(new ValidationError(t,e,'"glyphs" url must include a "{range}" 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ValidationError=_dereq_("../error/validation_error"),getType=_dereq_("../util/get_type"),validateSpec=_dereq_("./validate");module.exports=function(e){var r=e.key,t=e.value,i=e.valueSpec||{},a=e.objectElementValidators||{},o=e.style,l=e.styleSpec,n=[],u=getType(t);if("object"!==u)return[new ValidationError(r,t,"object expected, %s found",u)];for(var d in t){var p=d.split(".")[0],s=i[p]||i["*"],c=void 0;if(a[p])c=a[p];else if(i[p])c=validateSpec;else if(a["*"])c=a["*"];else{if(!i["*"]){n.push(new ValidationError(r,t[d],'unknown property "%s"',d));continue}c=validateSpec}n=n.concat(c({key:(r?r+".":r)+d,value:t[d],valueSpec:s,style:o,styleSpec:l,object:t,objectKey:d},t))}for(var v in i)i[v].required&&void 0===i[v].default&&void 0===t[v]&&n.push(new ValidationError(r,t,'missing required property "%s"',v));return n}},{"../error/validation_error":120,"../util/get_type":153,"./validate":158}],173:[function(_dereq_,module,exports){"use strict";var validateProperty=_dereq_("./validate_property");module.exports=function(r){return validateProperty(r,"paint")}},{"./validate_property":174}],174:[function(_dereq_,module,exports){"use strict";var validate=_dereq_("./validate"),ValidationError=_dereq_("../error/validation_error"),getType=_dereq_("../util/get_type");module.exports=function(e,t){var r=e.key,i=e.style,n=e.styleSpec,a=e.value,o=e.objectKey,p=n[t+"_"+e.layerType];if(!p)return[];var y=o.match(/^(.*)-transition$/);if("paint"===t&&y&&p[y[1]]&&p[y[1]].transition)return validate({key:r,value:a,valueSpec:n.transition,style:i,styleSpec:n});var l=e.valueSpec||p[o];if(!l)return[new ValidationError(r,a,'unknown property "%s"',o)];var s;if("string"===getType(a)&&l["property-function"]&&!l.tokens&&(s=/^{([^}]+)}$/.exec(a)))return[new ValidationError(r,a,'"%s" does not support interpolation syntax\nUse an identity property function instead: `{ "type": "identity", "property": %s` }`.',o,JSON.stringify(s[1]))];var u=[];return"symbol"===e.layerType&&"text-field"===o&&i&&!i.glyphs&&u.push(new ValidationError(r,a,'use of "text-field" requires a style "glyphs" property')),u.concat(validate({key:e.key,value:a,valueSpec:l,style:i,styleSpec:n,expressionContext:"property"}))}},{"../error/validation_error":120,"../util/get_type":153,"./validate":158}],175:[function(_dereq_,module,exports){"use strict";var ValidationError=_dereq_("../error/validation_error"),unbundle=_dereq_("../util/unbundle_jsonlint"),validateObject=_dereq_("./validate_object"),validateEnum=_dereq_("./validate_enum");module.exports=function(e){var a=e.value,t=e.key,r=e.styleSpec,l=e.style;if(!a.type)return[new ValidationError(t,a,'"type" is required')];var u=unbundle(a.type),i=[];switch(u){case"vector":case"raster":if(i=i.concat(validateObject({key:t,value:a,valueSpec:r["source_"+u],style:e.style,styleSpec:r})),"url"in a)for(var s in a)["type","url","tileSize"].indexOf(s)<0&&i.push(new ValidationError(t+"."+s,a[s],'a source with a "url" property may not include a "%s" property',s));return i;case"geojson":return validateObject({key:t,value:a,valueSpec:r.source_geojson,style:l,styleSpec:r});case"video":return validateObject({key:t,value:a,valueSpec:r.source_video,style:l,styleSpec:r});case"image":return validateObject({key:t,value:a,valueSpec:r.source_image,style:l,styleSpec:r});case"canvas":return validateObject({key:t,value:a,valueSpec:r.source_canvas,style:l,styleSpec:r});default:return validateEnum({key:t+".type",value:a.type,valueSpec:{values:["vector","raster","geojson","video","image","canvas"]},style:l,styleSpec:r})}}},{"../error/validation_error":120,"../util/unbundle_jsonlint":157,"./validate_enum":163,"./validate_object":172}],176:[function(_dereq_,module,exports){"use strict";var getType=_dereq_("../util/get_type"),ValidationError=_dereq_("../error/validation_error");module.exports=function(r){var e=r.value,t=r.key,i=getType(e);return"string"!==i?[new ValidationError(t,e,"string expected, %s found",i)]:[]}},{"../error/validation_error":120,"../util/get_type":153}],177:[function(_dereq_,module,exports){"use strict";function validateStyleMin(e,a){a=a||latestStyleSpec;var t=[];return t=t.concat(validate({key:"",value:e,valueSpec:a.$root,styleSpec:a,style:e,objectElementValidators:{glyphs:validateGlyphsURL,"*":function(){return[]}}})),e.constants&&(t=t.concat(validateConstants({key:"constants",value:e.constants,style:e,styleSpec:a}))),sortErrors(t)}function sortErrors(e){return[].concat(e).sort(function(e,a){return e.line-a.line})}function wrapCleanErrors(e){return function(){return sortErrors(e.apply(this,arguments))}}var validateConstants=_dereq_("./validate/validate_constants"),validate=_dereq_("./validate/validate"),latestStyleSpec=_dereq_("./reference/latest"),validateGlyphsURL=_dereq_("./validate/validate_glyphs_url");validateStyleMin.source=wrapCleanErrors(_dereq_("./validate/validate_source")),validateStyleMin.light=wrapCleanErrors(_dereq_("./validate/validate_light")),validateStyleMin.layer=wrapCleanErrors(_dereq_("./validate/validate_layer")),validateStyleMin.filter=wrapCleanErrors(_dereq_("./validate/validate_filter")),validateStyleMin.paintProperty=wrapCleanErrors(_dereq_("./validate/validate_paint_property")),validateStyleMin.layoutProperty=wrapCleanErrors(_dereq_("./validate/validate_layout_property")),module.exports=validateStyleMin},{"./reference/latest":148,"./validate/validate":158,"./validate/validate_constants":162,"./validate/validate_filter":165,"./validate/validate_glyphs_url":167,"./validate/validate_layer":168,"./validate/validate_layout_property":169,"./validate/validate_light":170,"./validate/validate_paint_property":173,"./validate/validate_source":175}],178:[function(_dereq_,module,exports){"use strict";var styleSpec=_dereq_("../style-spec/reference/latest"),util=_dereq_("../util/util"),Evented=_dereq_("../util/evented"),validateStyle=_dereq_("./validate_style"),sphericalToCartesian=_dereq_("../util/util").sphericalToCartesian,interpolate=(_dereq_("../style-spec/util/color"),_dereq_("../style-spec/util/interpolate")),ref$1=_dereq_("./properties"),Properties=ref$1.Properties,Transitionable=ref$1.Transitionable,DataConstantProperty=(ref$1.Transitioning,ref$1.PossiblyEvaluated,ref$1.DataConstantProperty),LightPositionProperty=function(){this.specification=styleSpec.light.position};LightPositionProperty.prototype.possiblyEvaluate=function(t,e){return sphericalToCartesian(t.expression.evaluate(e))},LightPositionProperty.prototype.interpolate=function(t,e,i){return{x:interpolate.number(t.x,e.x,i),y:interpolate.number(t.y,e.y,i),z:interpolate.number(t.z,e.z,i)}};var properties=new Properties({anchor:new DataConstantProperty(styleSpec.light.anchor),position:new LightPositionProperty,color:new DataConstantProperty(styleSpec.light.color),intensity:new DataConstantProperty(styleSpec.light.intensity)}),Light=function(t){function e(e){t.call(this),this._transitionable=new Transitionable(properties),this.setLight(e),this._transitioning=this._transitionable.untransitioned()}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getLight=function(){return this._transitionable.serialize()},e.prototype.setLight=function(t){if(!this._validate(validateStyle.light,t))for(var i in t){var r=t[i];util.endsWith(i,"-transition")?this._transitionable.setTransition(i.slice(0,-"-transition".length),r):this._transitionable.setValue(i,r)}},e.prototype.updateTransitions=function(t,e){!1===t.transition?this._transitioning=this._transitionable.untransitioned():this._transitioning=this._transitionable.transitioned({now:Date.now(),transition:e},this._transitioning)},e.prototype.hasTransition=function(){return this._transitioning.hasTransition()},e.prototype.recalculate=function(t){this.properties=this._transitioning.possiblyEvaluate(t)},e.prototype._validate=function(t,e){return validateStyle.emitErrors(this,t.call(validateStyle,util.extend({value:e,style:{glyphs:!0,sprite:!0},styleSpec:styleSpec})))},e}(Evented);module.exports=Light},{"../style-spec/reference/latest":148,"../style-spec/util/color":150,"../style-spec/util/interpolate":154,"../util/evented":253,"../util/util":266,"./properties":183,"./validate_style":204}],179:[function(_dereq_,module,exports){"use strict";var normalizeGlyphsURL=_dereq_("../util/mapbox").normalizeGlyphsURL,ajax=_dereq_("../util/ajax"),parseGlyphPBF=_dereq_("./parse_glyph_pbf");module.exports=function(e,r,a,l,p){var i=256*r,s=i+255,t=l(normalizeGlyphsURL(a).replace("{fontstack}",e).replace("{range}",i+"-"+s),ajax.ResourceType.Glyphs);ajax.getArrayBuffer(t,function(e,r){if(e)p(e);else if(r){for(var a={},l=0,i=parseGlyphPBF(r.data);l1?"@2x":"";ajax.getJSON(r(normalizeSpriteURL(e,n,".json"),ajax.ResourceType.SpriteJSON),function(e,r){u||(u=e,t=r,a())}),ajax.getImage(r(normalizeSpriteURL(e,n,".png"),ajax.ResourceType.SpriteImage),function(e,r){u||(u=e,o=r,a())})}},{"../util/ajax":244,"../util/browser":245,"../util/image":256,"../util/mapbox":260}],181:[function(_dereq_,module,exports){"use strict";function readFontstacks(e,a,r){1===e&&r.readMessage(readFontstack,a)}function readFontstack(e,a,r){if(3===e){var t=r.readMessage(readGlyph,{}),d=t.id,i=t.bitmap,n=t.width,o=t.height,h=t.left,s=t.top,p=t.advance;a.push({id:d,bitmap:AlphaImage.create({width:n+2*border,height:o+2*border},i),metrics:{width:n,height:o,left:h,top:s,advance:p}})}}function readGlyph(e,a,r){1===e?a.id=r.readVarint():2===e?a.bitmap=r.readBytes():3===e?a.width=r.readVarint():4===e?a.height=r.readVarint():5===e?a.left=r.readSVarint():6===e?a.top=r.readSVarint():7===e&&(a.advance=r.readVarint())}var AlphaImage=_dereq_("../util/image").AlphaImage,Protobuf=_dereq_("pbf"),border=3;module.exports=function(e){return new Protobuf(e).readFields(readFontstacks,[])},module.exports.GLYPH_PBF_BORDER=border},{"../util/image":256,pbf:38}],182:[function(_dereq_,module,exports){"use strict";function compareTileCoords(e,n){var r=TileCoord.fromID(e),i=TileCoord.fromID(n);return r.isLessThan(i)?-1:i.isLessThan(r)?1:0}var browser=_dereq_("../util/browser"),CollisionIndex=_dereq_("../symbol/collision_index"),TileCoord=_dereq_("../source/tile_coord"),LayerPlacement=function(e){this._currentTileIndex=0,this._tileIDs=e};LayerPlacement.prototype.continuePlacement=function(e,n,r,i,o){for(var t=this;this._currentTileIndex2};this._currentPlacementIndex>=0;){var l=n[e[i._currentPlacementIndex]];if("symbol"===l.type){var c=r[l.source];if(i._inProgressLayer||(i._sourceCacheTileIDs[l.source]||(i._sourceCacheTileIDs[l.source]=c.getRenderableIds().sort(compareTileCoords)),i._inProgressLayer=new LayerPlacement(i._sourceCacheTileIDs[l.source])),i._inProgressLayer.continuePlacement(c,i.collisionIndex,i._showCollisionBoxes,l,t))return;delete i._inProgressLayer}i._currentPlacementIndex--}for(var a in r)r[a].commitPlacement(i.collisionIndex,i._collisionFadeTimes);this._done=!0},Placement.prototype.stillFading=function(){return Date.now()this.end)return this.prior=null,r;if(this.value.isDataDriven())return this.prior=null,r;if(eo.zoomHistory.lastIntegerZoom?{from:t,to:e,fromScale:2,toScale:1,t:i+(1-i)*s}:{from:r,to:e,fromScale:.5,toScale:1,t:1-(1-s)*i}},CrossFadedProperty.prototype.interpolate=function(t){return t};var HeatmapColorProperty=function(t){this.specification=t};HeatmapColorProperty.prototype.possiblyEvaluate=function(){},HeatmapColorProperty.prototype.interpolate=function(){};module.exports={PropertyValue:PropertyValue,Transitionable:Transitionable,Transitioning:Transitioning,Layout:Layout,PossiblyEvaluatedPropertyValue:PossiblyEvaluatedPropertyValue,PossiblyEvaluated:PossiblyEvaluated,DataConstantProperty:DataConstantProperty,DataDrivenProperty:DataDrivenProperty,CrossFadedProperty:CrossFadedProperty,HeatmapColorProperty:HeatmapColorProperty,Properties:function(t){var e=this;this.properties=t,this.defaultPropertyValues={},this.defaultTransitionablePropertyValues={},this.defaultTransitioningPropertyValues={},this.defaultPossiblyEvaluatedValues={};for(var r in t){var o=t[r],a=e.defaultPropertyValues[r]=new PropertyValue(o,void 0),i=e.defaultTransitionablePropertyValues[r]=new TransitionablePropertyValue(o);e.defaultTransitioningPropertyValues[r]=i.untransitioned(),e.defaultPossiblyEvaluatedValues[r]=a.possiblyEvaluate({})}}}},{"../style-spec/expression":136,"../style-spec/util/color":150,"../style-spec/util/interpolate":154,"../util/util":266}],184:[function(_dereq_,module,exports){"use strict";var Point=_dereq_("@mapbox/point-geometry");module.exports={getMaximumPaintValue:function(t,a,e){var n=a.paint.get(t).value;return"constant"===n.kind?n.value:e.programConfigurations.get(a.id).paintPropertyStatistics[t].max},translateDistance:function(t){return Math.sqrt(t[0]*t[0]+t[1]*t[1])},translate:function(t,a,e,n,r){if(!a[0]&&!a[1])return t;var i=Point.convert(a);"viewport"===e&&i._rotate(-n);for(var u=[],o=0;oMath.floor(e)&&(t.lastIntegerZoom=Math.floor(e+1),t.lastIntegerZoomTime=Date.now()),t.lastZoom=e,t},t.prototype._checkLoaded=function(){if(!this._loaded)throw new Error("Style is not done loading")},t.prototype.update=function(e){var t=this;if(this._changed){var r=Object.keys(this._updatedLayers),a=Object.keys(this._removedLayers);(r.length||a.length)&&this._updateWorkerLayers(r,a);for(var i in t._updatedSources){var s=t._updatedSources[i];"reload"===s?t._reloadSource(i):"clear"===s&&t._clearSource(i)}this._applyPaintPropertyUpdates(e),this._resetUpdates(),this.fire("data",{dataType:"style"})}},t.prototype._updateWorkerLayers=function(e,t){this.dispatcher.broadcast("updateLayers",{layers:this._serializeLayers(e),removedIds:t})},t.prototype._resetUpdates=function(){this._changed=!1,this._updatedLayers={},this._removedLayers={},this._updatedSources={},this._updatedPaintProps={},this._updatedAllPaintProps=!1},t.prototype.setState=function(e){var t=this;if(this._checkLoaded(),validateStyle.emitErrors(this,validateStyle(e)))return!1;(e=util.clone(e)).layers=deref(e.layers);var r=diff(this.serialize(),e).filter(function(e){return!(e.command in ignoredDiffOperations)});if(0===r.length)return!1;var a=r.filter(function(e){return!(e.command in supportedDiffOperations)});if(a.length>0)throw new Error("Unimplemented: "+a.map(function(e){return e.command}).join(", ")+".");return r.forEach(function(e){"setTransition"!==e.command&&t[e.command].apply(t,e.args)}),this.stylesheet=e,!0},t.prototype.addImage=function(e,t){if(this.imageManager.getImage(e))return this.fire("error",{error:new Error("An image with this name already exists.")});this.imageManager.addImage(e,t),this.fire("data",{dataType:"style"})},t.prototype.removeImage=function(e){if(!this.imageManager.getImage(e))return this.fire("error",{error:new Error("No image with this name exists.")});this.imageManager.removeImage(e),this.fire("data",{dataType:"style"})},t.prototype.addSource=function(e,t,r){var a=this;if(this._checkLoaded(),void 0!==this.sourceCaches[e])throw new Error("There is already a source with this ID");if(!t.type)throw new Error("The type property must be defined, but the only the following properties were given: "+Object.keys(t).join(", ")+".");if(!(["vector","raster","geojson","video","image","canvas"].indexOf(t.type)>=0&&this._validate(validateStyle.source,"sources."+e,t,null,r))){var i=this.sourceCaches[e]=new SourceCache(e,t,this.dispatcher);i.style=this,i.setEventedParent(this,function(){return{isSourceLoaded:a.loaded(),source:i.serialize(),sourceId:e}}),i.onAdd(this.map),this._changed=!0}},t.prototype.removeSource=function(e){if(this._checkLoaded(),void 0===this.sourceCaches[e])throw new Error("There is no source with this ID");var t=this.sourceCaches[e];delete this.sourceCaches[e],delete this._updatedSources[e],t.fire("data",{sourceDataType:"metadata",dataType:"source",sourceId:e}),t.setEventedParent(null),t.clearTiles(),t.onRemove&&t.onRemove(this.map),this._changed=!0},t.prototype.setGeoJSONSourceData=function(e,t){this._checkLoaded(),this.sourceCaches[e].getSource().setData(t),this._changed=!0},t.prototype.getSource=function(e){return this.sourceCaches[e]&&this.sourceCaches[e].getSource()},t.prototype.addLayer=function(e,t,r){this._checkLoaded();var a=e.id;if("object"==typeof e.source&&(this.addSource(a,e.source),e=util.clone(e),e=util.extend(e,{source:a})),!this._validate(validateStyle.layer,"layers."+a,e,{arrayIndex:-1},r)){var i=StyleLayer.create(e);this._validateLayer(i),i.setEventedParent(this,{layer:{id:a}});var s=t?this._order.indexOf(t):this._order.length;if(t&&-1===s)return void this.fire("error",{message:new Error('Layer with id "'+t+'" does not exist on this map.')});if(this._order.splice(s,0,a),this._layerOrderChanged=!0,this._layers[a]=i,this._removedLayers[a]&&i.source){var o=this._removedLayers[a];delete this._removedLayers[a],o.type!==i.type?this._updatedSources[i.source]="clear":(this._updatedSources[i.source]="reload",this.sourceCaches[i.source].pause())}this._updateLayer(i),this.updatePaintProperties(a)}},t.prototype.moveLayer=function(e,t){if(this._checkLoaded(),this._changed=!0,this._layers[e]){var r=this._order.indexOf(e);this._order.splice(r,1);var a=t?this._order.indexOf(t):this._order.length;this._order.splice(a,0,e),this._layerOrderChanged=!0}else this.fire("error",{error:new Error("The layer '"+e+"' does not exist in the map's style and cannot be moved.")})},t.prototype.removeLayer=function(e){this._checkLoaded();var t=this._layers[e];if(t){t.setEventedParent(null);var r=this._order.indexOf(e);this._order.splice(r,1),this._layerOrderChanged=!0,this._changed=!0,this._removedLayers[e]=t,delete this._layers[e],delete this._updatedLayers[e],delete this._updatedPaintProps[e]}else this.fire("error",{error:new Error("The layer '"+e+"' does not exist in the map's style and cannot be removed.")})},t.prototype.getLayer=function(e){return this._layers[e]},t.prototype.setLayerZoomRange=function(e,t,r){this._checkLoaded();var a=this.getLayer(e);a?a.minzoom===t&&a.maxzoom===r||(null!=t&&(a.minzoom=t),null!=r&&(a.maxzoom=r),this._updateLayer(a)):this.fire("error",{error:new Error("The layer '"+e+"' does not exist in the map's style and cannot have zoom extent.")})},t.prototype.setFilter=function(e,t){this._checkLoaded();var r=this.getLayer(e);{if(r)return util.deepEqual(r.filter,t)?void 0:null===t||void 0===t?(r.filter=void 0,void this._updateLayer(r)):void(this._validate(validateStyle.filter,"layers."+r.id+".filter",t)||(r.filter=util.clone(t),this._updateLayer(r)));this.fire("error",{error:new Error("The layer '"+e+"' does not exist in the map's style and cannot be filtered.")})}},t.prototype.getFilter=function(e){return util.clone(this.getLayer(e).filter)},t.prototype.setLayoutProperty=function(e,t,r){this._checkLoaded();var a=this.getLayer(e);a?util.deepEqual(a.getLayoutProperty(t),r)||(a.setLayoutProperty(t,r),this._updateLayer(a)):this.fire("error",{error:new Error("The layer '"+e+"' does not exist in the map's style and cannot be styled.")})},t.prototype.getLayoutProperty=function(e,t){return this.getLayer(e).getLayoutProperty(t)},t.prototype.setPaintProperty=function(e,t,r){this._checkLoaded();var a=this.getLayer(e);if(a){if(!util.deepEqual(a.getPaintProperty(t),r)){var i=a._transitionablePaint._values[t].value.isDataDriven();a.setPaintProperty(t,r),(a._transitionablePaint._values[t].value.isDataDriven()||i)&&this._updateLayer(a),this.updatePaintProperties(e,t)}}else this.fire("error",{error:new Error("The layer '"+e+"' does not exist in the map's style and cannot be styled.")})},t.prototype.getPaintProperty=function(e,t){return this.getLayer(e).getPaintProperty(t)},t.prototype.getTransition=function(){return util.extend({duration:300,delay:0},this.stylesheet&&this.stylesheet.transition)},t.prototype.updatePaintProperties=function(e,t){if(this._changed=!0,e){var r=this._updatedPaintProps;r[e]||(r[e]={}),r[e][t||"all"]=!0}else this._updatedAllPaintProps=!0},t.prototype.serialize=function(){var e=this;return util.filterObject({version:this.stylesheet.version,name:this.stylesheet.name,metadata:this.stylesheet.metadata,light:this.stylesheet.light,center:this.stylesheet.center,zoom:this.stylesheet.zoom,bearing:this.stylesheet.bearing,pitch:this.stylesheet.pitch,sprite:this.stylesheet.sprite,glyphs:this.stylesheet.glyphs,transition:this.stylesheet.transition,sources:util.mapObject(this.sourceCaches,function(e){return e.serialize()}),layers:this._order.map(function(t){return e._layers[t].serialize()})},function(e){return void 0!==e})},t.prototype._updateLayer=function(e){this._updatedLayers[e.id]=!0,e.source&&!this._updatedSources[e.source]&&(this._updatedSources[e.source]="reload",this.sourceCaches[e.source].pause()),this._changed=!0},t.prototype._flattenRenderedFeatures=function(e){for(var r=[],a=this._order.length-1;a>=0;a--)for(var i=this._order[a],s=0,o=e;s=this.maxzoom)||"none"===this.visibility},i.prototype.updatePaintTransitions=function(t,i){!1===t.transition?this._transitioningPaint=this._transitionablePaint.untransitioned():this._transitioningPaint=this._transitionablePaint.transitioned({now:Date.now(),transition:i},this._transitioningPaint)},i.prototype.hasTransition=function(){return this._transitioningPaint.hasTransition()},i.prototype.recalculate=function(t){this._unevaluatedLayout&&(this.layout=this._unevaluatedLayout.possiblyEvaluate(t)),this.paint=this._transitioningPaint.possiblyEvaluate(t)},i.prototype.serialize=function(){var t={id:this.id,type:this.type,source:this.source,"source-layer":this.sourceLayer,metadata:this.metadata,minzoom:this.minzoom,maxzoom:this.maxzoom,filter:this.filter,layout:this._unevaluatedLayout&&this._unevaluatedLayout.serialize(),paint:this._transitionablePaint&&this._transitionablePaint.serialize()};return"none"===this.visibility&&(t.layout=t.layout||{},t.layout.visibility="none"),util.filterObject(t,function(t,i){return!(void 0===t||"layout"===i&&!Object.keys(t).length||"paint"===i&&!Object.keys(t).length)})},i.prototype._validate=function(t,i,e,a,r){return(!r||!1!==r.validate)&&validateStyle.emitErrors(this,t.call(validateStyle,{key:i,layerType:this.type,objectKey:e,value:a,styleSpec:styleSpec,style:{glyphs:!0,sprite:!0}}))},i.prototype.has3DPass=function(){return!1},i.prototype.resize=function(t){},i}(Evented));module.exports=StyleLayer;var subclasses={circle:_dereq_("./style_layer/circle_style_layer"),heatmap:_dereq_("./style_layer/heatmap_style_layer"),fill:_dereq_("./style_layer/fill_style_layer"),"fill-extrusion":_dereq_("./style_layer/fill_extrusion_style_layer"),line:_dereq_("./style_layer/line_style_layer"),symbol:_dereq_("./style_layer/symbol_style_layer"),background:_dereq_("./style_layer/background_style_layer"),raster:_dereq_("./style_layer/raster_style_layer")};StyleLayer.create=function(t){return new subclasses[t.type](t)}},{"../style-spec/reference/latest":148,"../util/evented":253,"../util/util":266,"./properties":183,"./style_layer/background_style_layer":187,"./style_layer/circle_style_layer":189,"./style_layer/fill_extrusion_style_layer":191,"./style_layer/fill_style_layer":193,"./style_layer/heatmap_style_layer":195,"./style_layer/line_style_layer":197,"./style_layer/raster_style_layer":199,"./style_layer/symbol_style_layer":201,"./validate_style":204}],187:[function(_dereq_,module,exports){"use strict";var StyleLayer=_dereq_("../style_layer"),properties=_dereq_("./background_style_layer_properties"),ref=_dereq_("../properties"),BackgroundStyleLayer=(ref.Transitionable,ref.Transitioning,ref.PossiblyEvaluated,function(e){function r(r){e.call(this,r,properties)}return e&&(r.__proto__=e),r.prototype=Object.create(e&&e.prototype),r.prototype.constructor=r,r}(StyleLayer));module.exports=BackgroundStyleLayer},{"../properties":183,"../style_layer":186,"./background_style_layer_properties":188}],188:[function(_dereq_,module,exports){"use strict";var styleSpec=_dereq_("../../style-spec/reference/latest"),ref=_dereq_("../properties"),Properties=ref.Properties,DataConstantProperty=ref.DataConstantProperty,CrossFadedProperty=(ref.DataDrivenProperty,ref.CrossFadedProperty),paint=(ref.HeatmapColorProperty,new Properties({"background-color":new DataConstantProperty(styleSpec.paint_background["background-color"]),"background-pattern":new CrossFadedProperty(styleSpec.paint_background["background-pattern"]),"background-opacity":new DataConstantProperty(styleSpec.paint_background["background-opacity"])}));module.exports={paint:paint}},{"../../style-spec/reference/latest":148,"../properties":183}],189:[function(_dereq_,module,exports){"use strict";var StyleLayer=_dereq_("../style_layer"),CircleBucket=_dereq_("../../data/bucket/circle_bucket"),multiPolygonIntersectsBufferedMultiPoint=_dereq_("../../util/intersection_tests").multiPolygonIntersectsBufferedMultiPoint,ref$1=_dereq_("../query_utils"),getMaximumPaintValue=ref$1.getMaximumPaintValue,translateDistance=ref$1.translateDistance,translate=ref$1.translate,properties=_dereq_("./circle_style_layer_properties"),ref$2=_dereq_("../properties"),CircleStyleLayer=(ref$2.Transitionable,ref$2.Transitioning,ref$2.PossiblyEvaluated,function(e){function t(t){e.call(this,t,properties)}return e&&(t.__proto__=e),t.prototype=Object.create(e&&e.prototype),t.prototype.constructor=t,t.prototype.createBucket=function(e){return new CircleBucket(e)},t.prototype.queryRadius=function(e){var t=e;return getMaximumPaintValue("circle-radius",this,t)+getMaximumPaintValue("circle-stroke-width",this,t)+translateDistance(this.paint.get("circle-translate"))},t.prototype.queryIntersectsFeature=function(e,t,r,i,a,n){var l=translate(e,this.paint.get("circle-translate"),this.paint.get("circle-translate-anchor"),a,n),s=this.paint.get("circle-radius").evaluate(t)*n,u=this.paint.get("circle-stroke-width").evaluate(t)*n;return multiPolygonIntersectsBufferedMultiPoint(l,r,s+u)},t}(StyleLayer));module.exports=CircleStyleLayer},{"../../data/bucket/circle_bucket":52,"../../util/intersection_tests":257,"../properties":183,"../query_utils":184,"../style_layer":186,"./circle_style_layer_properties":190}],190:[function(_dereq_,module,exports){"use strict";var styleSpec=_dereq_("../../style-spec/reference/latest"),ref=_dereq_("../properties"),Properties=ref.Properties,DataConstantProperty=ref.DataConstantProperty,DataDrivenProperty=ref.DataDrivenProperty,paint=(ref.CrossFadedProperty,ref.HeatmapColorProperty,new Properties({"circle-radius":new DataDrivenProperty(styleSpec.paint_circle["circle-radius"]),"circle-color":new DataDrivenProperty(styleSpec.paint_circle["circle-color"]),"circle-blur":new DataDrivenProperty(styleSpec.paint_circle["circle-blur"]),"circle-opacity":new DataDrivenProperty(styleSpec.paint_circle["circle-opacity"]),"circle-translate":new DataConstantProperty(styleSpec.paint_circle["circle-translate"]),"circle-translate-anchor":new DataConstantProperty(styleSpec.paint_circle["circle-translate-anchor"]),"circle-pitch-scale":new DataConstantProperty(styleSpec.paint_circle["circle-pitch-scale"]),"circle-pitch-alignment":new DataConstantProperty(styleSpec.paint_circle["circle-pitch-alignment"]),"circle-stroke-width":new DataDrivenProperty(styleSpec.paint_circle["circle-stroke-width"]),"circle-stroke-color":new DataDrivenProperty(styleSpec.paint_circle["circle-stroke-color"]),"circle-stroke-opacity":new DataDrivenProperty(styleSpec.paint_circle["circle-stroke-opacity"])}));module.exports={paint:paint}},{"../../style-spec/reference/latest":148,"../properties":183}],191:[function(_dereq_,module,exports){"use strict";var StyleLayer=_dereq_("../style_layer"),FillExtrusionBucket=_dereq_("../../data/bucket/fill_extrusion_bucket"),multiPolygonIntersectsMultiPolygon=_dereq_("../../util/intersection_tests").multiPolygonIntersectsMultiPolygon,ref$1=_dereq_("../query_utils"),translateDistance=ref$1.translateDistance,translate=ref$1.translate,properties=_dereq_("./fill_extrusion_style_layer_properties"),ref$2=_dereq_("../properties"),FillExtrusionStyleLayer=(ref$2.Transitionable,ref$2.Transitioning,ref$2.PossiblyEvaluated,function(t){function e(e){t.call(this,e,properties)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.createBucket=function(t){return new FillExtrusionBucket(t)},e.prototype.queryRadius=function(){return translateDistance(this.paint.get("fill-extrusion-translate"))},e.prototype.queryIntersectsFeature=function(t,e,r,i,n,o){var s=translate(t,this.paint.get("fill-extrusion-translate"),this.paint.get("fill-extrusion-translate-anchor"),n,o);return multiPolygonIntersectsMultiPolygon(s,r)},e.prototype.has3DPass=function(){return 0!==this.paint.get("fill-extrusion-opacity")&&"none"!==this.visibility},e.prototype.resize=function(t){if(this.viewportFrame){var e=this.viewportFrame,r=e.texture,i=e.fbo;t.deleteTexture(r),t.deleteFramebuffer(i),this.viewportFrame=null}},e}(StyleLayer));module.exports=FillExtrusionStyleLayer},{"../../data/bucket/fill_extrusion_bucket":54,"../../util/intersection_tests":257,"../properties":183,"../query_utils":184,"../style_layer":186,"./fill_extrusion_style_layer_properties":192}],192:[function(_dereq_,module,exports){"use strict";var styleSpec=_dereq_("../../style-spec/reference/latest"),ref=_dereq_("../properties"),Properties=ref.Properties,DataConstantProperty=ref.DataConstantProperty,DataDrivenProperty=ref.DataDrivenProperty,CrossFadedProperty=ref.CrossFadedProperty,paint=(ref.HeatmapColorProperty,new Properties({"fill-extrusion-opacity":new DataConstantProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-opacity"]),"fill-extrusion-color":new DataDrivenProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-color"]),"fill-extrusion-translate":new DataConstantProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-translate"]),"fill-extrusion-translate-anchor":new DataConstantProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-translate-anchor"]),"fill-extrusion-pattern":new CrossFadedProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-pattern"]),"fill-extrusion-height":new DataDrivenProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-height"]),"fill-extrusion-base":new DataDrivenProperty(styleSpec["paint_fill-extrusion"]["fill-extrusion-base"])}));module.exports={paint:paint}},{"../../style-spec/reference/latest":148,"../properties":183}],193:[function(_dereq_,module,exports){"use strict";var StyleLayer=_dereq_("../style_layer"),FillBucket=_dereq_("../../data/bucket/fill_bucket"),multiPolygonIntersectsMultiPolygon=_dereq_("../../util/intersection_tests").multiPolygonIntersectsMultiPolygon,ref$1=_dereq_("../query_utils"),translateDistance=ref$1.translateDistance,translate=ref$1.translate,properties=_dereq_("./fill_style_layer_properties"),ref$2=_dereq_("../properties"),FillStyleLayer=(ref$2.Transitionable,ref$2.Transitioning,ref$2.PossiblyEvaluated,function(t){function e(e){t.call(this,e,properties)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.recalculate=function(t){this.paint=this._transitioningPaint.possiblyEvaluate(t),void 0===this._transitionablePaint.getValue("fill-outline-color")&&(this.paint._values["fill-outline-color"]=this.paint._values["fill-color"])},e.prototype.createBucket=function(t){return new FillBucket(t)},e.prototype.queryRadius=function(){return translateDistance(this.paint.get("fill-translate"))},e.prototype.queryIntersectsFeature=function(t,e,r,i,l,n){var a=translate(t,this.paint.get("fill-translate"),this.paint.get("fill-translate-anchor"),l,n);return multiPolygonIntersectsMultiPolygon(a,r)},e}(StyleLayer));module.exports=FillStyleLayer},{"../../data/bucket/fill_bucket":53,"../../util/intersection_tests":257,"../properties":183,"../query_utils":184,"../style_layer":186,"./fill_style_layer_properties":194}],194:[function(_dereq_,module,exports){"use strict";var styleSpec=_dereq_("../../style-spec/reference/latest"),ref=_dereq_("../properties"),Properties=ref.Properties,DataConstantProperty=ref.DataConstantProperty,DataDrivenProperty=ref.DataDrivenProperty,CrossFadedProperty=ref.CrossFadedProperty,paint=(ref.HeatmapColorProperty,new Properties({"fill-antialias":new DataConstantProperty(styleSpec.paint_fill["fill-antialias"]),"fill-opacity":new DataDrivenProperty(styleSpec.paint_fill["fill-opacity"]),"fill-color":new DataDrivenProperty(styleSpec.paint_fill["fill-color"]),"fill-outline-color":new DataDrivenProperty(styleSpec.paint_fill["fill-outline-color"]),"fill-translate":new DataConstantProperty(styleSpec.paint_fill["fill-translate"]),"fill-translate-anchor":new DataConstantProperty(styleSpec.paint_fill["fill-translate-anchor"]),"fill-pattern":new CrossFadedProperty(styleSpec.paint_fill["fill-pattern"])}));module.exports={paint:paint}},{"../../style-spec/reference/latest":148,"../properties":183}],195:[function(_dereq_,module,exports){"use strict";var StyleLayer=_dereq_("../style_layer"),HeatmapBucket=_dereq_("../../data/bucket/heatmap_bucket"),RGBAImage=_dereq_("../../util/image").RGBAImage,properties=_dereq_("./heatmap_style_layer_properties"),ref=_dereq_("../properties"),HeatmapStyleLayer=(ref.Transitionable,ref.Transitioning,ref.PossiblyEvaluated,function(e){function t(t){e.call(this,t,properties),this._updateColorRamp()}return e&&(t.__proto__=e),t.prototype=Object.create(e&&e.prototype),t.prototype.constructor=t,t.prototype.createBucket=function(e){return new HeatmapBucket(e)},t.prototype.setPaintProperty=function(t,r,a){e.prototype.setPaintProperty.call(this,t,r,a),"heatmap-color"===t&&this._updateColorRamp()},t.prototype._updateColorRamp=function(){for(var e=this._transitionablePaint._values["heatmap-color"].value.expression,t=new Uint8Array(1024),r=t.length,a=4;a0?t+2*e:e}var Point=_dereq_("@mapbox/point-geometry"),StyleLayer=_dereq_("../style_layer"),LineBucket=_dereq_("../../data/bucket/line_bucket"),multiPolygonIntersectsBufferedMultiLine=_dereq_("../../util/intersection_tests").multiPolygonIntersectsBufferedMultiLine,ref$1=_dereq_("../query_utils"),getMaximumPaintValue=ref$1.getMaximumPaintValue,translateDistance=ref$1.translateDistance,translate=ref$1.translate,properties=_dereq_("./line_style_layer_properties"),ref$2=_dereq_("../properties"),lineFloorwidthProperty=(ref$2.Transitionable,ref$2.Transitioning,ref$2.Layout,ref$2.PossiblyEvaluated,new(0,ref$2.DataDrivenProperty)(properties.paint.properties["line-width"].specification,!0)),LineStyleLayer=function(e){function t(t){e.call(this,t,properties)}return e&&(t.__proto__=e),t.prototype=Object.create(e&&e.prototype),t.prototype.constructor=t,t.prototype.recalculate=function(t){e.prototype.recalculate.call(this,t),this.paint._values["line-floorwidth"]=lineFloorwidthProperty.possiblyEvaluate(this._transitioningPaint._values["line-width"].value,t)},t.prototype.createBucket=function(e){return new LineBucket(e)},t.prototype.queryRadius=function(e){var t=e,i=getLineWidth(getMaximumPaintValue("line-width",this,t),getMaximumPaintValue("line-gap-width",this,t)),r=getMaximumPaintValue("line-offset",this,t);return i/2+Math.abs(r)+translateDistance(this.paint.get("line-translate"))},t.prototype.queryIntersectsFeature=function(e,t,i,r,n,a){var l=translate(e,this.paint.get("line-translate"),this.paint.get("line-translate-anchor"),n,a),o=a/2*getLineWidth(this.paint.get("line-width").evaluate(t),this.paint.get("line-gap-width").evaluate(t)),u=this.paint.get("line-offset").evaluate(t);return u&&(i=function(e,t){for(var i=[],r=new Point(0,0),n=0;n-a/2;){if(--s<0)return!1;f-=e[s].dist(i),i=e[s]}f+=e[s].dist(e[s+1]),s++;for(var l=[],o=0;fr;)o-=l.shift().angleDelta;if(o>n)return!1;s++,f+=c.dist(g)}return!0}},{}],207:[function(_dereq_,module,exports){"use strict";var Point=_dereq_("@mapbox/point-geometry");module.exports=function(n,x,y,o,e){for(var r=[],t=0;t=o&&w.x>=o||(P.x>=o?P=new Point(o,P.y+(w.y-P.y)*((o-P.x)/(w.x-P.x)))._round():w.x>=o&&(w=new Point(o,P.y+(w.y-P.y)*((o-P.x)/(w.x-P.x)))._round()),P.y>=e&&w.y>=e||(P.y>=e?P=new Point(P.x+(w.x-P.x)*((e-P.y)/(w.y-P.y)),e)._round():w.y>=e&&(w=new Point(P.x+(w.x-P.x)*((e-P.y)/(w.y-P.y)),e)._round()),u&&P.equals(u[u.length-1])||(u=[P],r.push(u)),u.push(w)))))}return r}},{"@mapbox/point-geometry":2}],208:[function(_dereq_,module,exports){"use strict";var createStructArrayType=_dereq_("../util/struct_array"),Point=_dereq_("@mapbox/point-geometry"),CollisionBoxArray=createStructArrayType({members:[{type:"Int16",name:"anchorPointX"},{type:"Int16",name:"anchorPointY"},{type:"Int16",name:"x1"},{type:"Int16",name:"y1"},{type:"Int16",name:"x2"},{type:"Int16",name:"y2"},{type:"Uint32",name:"featureIndex"},{type:"Uint16",name:"sourceLayerIndex"},{type:"Uint16",name:"bucketIndex"},{type:"Int16",name:"radius"},{type:"Int16",name:"signedDistanceFromAnchor"}]});Object.defineProperty(CollisionBoxArray.prototype.StructType.prototype,"anchorPoint",{get:function(){return new Point(this.anchorPointX,this.anchorPointY)}}),module.exports=CollisionBoxArray},{"../util/struct_array":263,"@mapbox/point-geometry":2}],209:[function(_dereq_,module,exports){"use strict";var CollisionFeature=function(t,e,i,o,a,r,l,n,s,d,h){var u=l.top*n-s,f=l.bottom*n+s,c=l.left*n-s,x=l.right*n+s;if(this.boxStartIndex=t.length,d){var m=f-u,v=x-c;m>0&&(m=Math.max(10*n,m),this._addLineCollisionCircles(t,e,i,i.segment,v,m,o,a,r,h))}else t.emplaceBack(i.x,i.y,c,u,x,f,o,a,r,0,0);this.boxEndIndex=t.length};CollisionFeature.prototype._addLineCollisionCircles=function(t,e,i,o,a,r,l,n,s,d){var h=r/2,u=Math.floor(a/h),f=1+.4*Math.log(d)/Math.LN2,c=Math.floor(u*f/2),x=-r/2,m=i,v=o+1,C=x,b=-a/2,g=b-a/4;do{if(--v<0){if(C>b)return;v=0;break}C-=e[v].dist(m),m=e[v]}while(C>g);for(var p=e[v].dist(e[v+1]),M=-c;Ma&&(k+=_-a),!(k=e.length)return;p=e[v].dist(e[v+1])}var y=k-C,F=e[v],B=e[v+1].sub(F)._unit()._mult(y)._add(F)._round(),I=Math.abs(k-x)G)markCollisionCircleUsed(i,M,!1);else{var A=this.projectPoint(l,b,R),X=q/D;if(g.length>0){var Y=A.x-g[g.length-4],L=A.y-g[g.length-3];if(X*X*2>Y*Y+L*L&&M+8-T&&Ue.z;c--){var l=o.indexes[c];for(var d in l){var y=l[d];y.coord.isChildOf(e,t)&&o.blockLabels(y,r,!1)}}var h=this.indexes[e.z]&&this.indexes[e.z][e.id];h&&(this.blockLabels(r,h,!0),this.removeTile(e,t));for(var x=e.z-1;x>=a;x--){var p=e.scaledTo(x,t),b=o.indexes[x]&&o.indexes[x][p.id];b&&o.blockLabels(r,b,!0)}void 0===this.indexes[e.z]&&(this.indexes[e.z]={}),this.indexes[e.z][e.id]=r},CrossTileSymbolLayerIndex.prototype.removeTile=function(e,t){var i=this,o=this.indexes[e.z][e.id];delete this.indexes[e.z][e.id],0===Object.keys(this.indexes[e.z]).length&&delete this.indexes[e.z];for(var a=Math.min.apply(Math,[25].concat(Object.keys(this.indexes))),n=e,s=e.z-1;s>=a&&(n=n.parent(t));s--){var r=i.indexes[s]&&i.indexes[s][n.id];r&&i.unblockLabels(o,r)}},CrossTileSymbolLayerIndex.prototype.blockLabels=function(e,t,i){e.forEachSymbolInstance(function(o){if(!o.isDuplicate){var a=t.getMatchingSymbol(o,e.coord);void 0!==a&&(a.isDuplicate||(a.isDuplicate=!0,i&&(o.textOpacityState=a.textOpacityState.clone(),o.iconOpacityState=a.iconOpacityState.clone())))}})},CrossTileSymbolLayerIndex.prototype.unblockLabels=function(e,t){e.forEachSymbolInstance(function(i){if(!i.isDuplicate){var o=t.getMatchingSymbol(i,e.coord);void 0!==o&&(o.isDuplicate=!1,o.textOpacityState=i.textOpacityState.clone(),o.iconOpacityState=i.iconOpacityState.clone(),i.isDuplicate=!0)}})};var CrossTileSymbolIndex=function(){this.layerIndexes={}};CrossTileSymbolIndex.prototype.addTileLayer=function(e,t,i,o){var a=this.layerIndexes[e];void 0===a&&(a=this.layerIndexes[e]=new CrossTileSymbolLayerIndex),a.addTile(t,i,o)},CrossTileSymbolIndex.prototype.removeTileLayer=function(e,t,i){var o=this.layerIndexes[e];void 0!==o&&o.removeTile(t,i)},module.exports=CrossTileSymbolIndex},{"../data/extent":58,"./opacity_state":215}],212:[function(_dereq_,module,exports){"use strict";function resample(e,r,t,n,a,l,o,i,c){for(var h=l/2,s=0,u=0;u=0&&k=0&&q=0&&p+h<=s){var M=new Anchor(k,q,A,f);M._round(),n&&!checkMaxAngle(e,M,l,n,a)||x.push(M)}}g+=y}return i||x.length||o||(x=resample(e,g/2,t,n,a,l,o,!0,c)),x}var interpolate=_dereq_("../style-spec/util/interpolate").number,Anchor=_dereq_("../symbol/anchor"),checkMaxAngle=_dereq_("./check_max_angle");module.exports=function(e,r,t,n,a,l,o,i,c){var h=n?.6*l*o:0,s=Math.max(n?n.right-n.left:0,a?a.right-a.left:0),u=0===e[0].x||e[0].x===c||0===e[0].y||e[0].y===c;return r-s*othis.width||r<0||t>this.height)return!s&&[];var l=[];if(e<=0&&t<=0&&this.width<=i&&this.height<=r)l=Array.prototype.slice.call(this.boxKeys).concat(this.circleKeys);else{var o={hitTest:s,seenUids:{box:{},circle:{}}};this._forEachCell(e,t,i,r,this._queryCell,l,o)}return s?l.length>0:l},GridIndex.prototype._queryCircle=function(e,t,i,r){var s=e-i,l=e+i,o=t-i,h=t+i;if(l<0||s>this.width||h<0||o>this.height)return!r&&[];var n=[],c={hitTest:r,circle:{x:e,y:t,radius:i},seenUids:{box:{},circle:{}}};return this._forEachCell(s,o,l,h,this._queryCellCircle,n,c),r?n.length>0:n},GridIndex.prototype.query=function(e,t,i,r){return this._query(e,t,i,r,!1)},GridIndex.prototype.hitTest=function(e,t,i,r){return this._query(e,t,i,r,!0)},GridIndex.prototype.hitTestCircle=function(e,t,i){return this._queryCircle(e,t,i,!0)},GridIndex.prototype._queryCell=function(e,t,i,r,s,l,o){var h=this,n=o.seenUids,c=this.boxCells[s];if(null!==c)for(var u=this.bboxes,d=0,C=c;d=u[x+0]&&r>=u[x+1]){if(o.hitTest)return l.push(!0),!0;l.push(h.boxKeys[a])}}}var p=this.circleCells[s];if(null!==p)for(var f=this.circles,y=0,v=p;yo*o+h*h},GridIndex.prototype._circleAndRectCollide=function(e,t,i,r,s,l,o){var h=(l-r)/2,n=Math.abs(e-(r+h));if(n>h+i)return!1;var c=(o-s)/2,u=Math.abs(t-(s+c));if(u>c+i)return!1;if(n<=h||u<=c)return!0;var d=n-h,C=u-c;return d*d+C*C<=i*i},module.exports=GridIndex},{}],214:[function(_dereq_,module,exports){"use strict";module.exports=function(e){function t(t){g.push(e[t]),l++}function r(e,t,r){var n=u[e];return delete u[e],u[t]=n,g[n].geometry[0].pop(),g[n].geometry[0]=g[n].geometry[0].concat(r[0]),n}function n(e,t,r){var n=i[t];return delete i[t],i[e]=n,g[n].geometry[0].shift(),g[n].geometry[0]=r[0].concat(g[n].geometry[0]),n}function o(e,t,r){var n=r?t[0][t[0].length-1]:t[0][0];return e+":"+n.x+":"+n.y}for(var i={},u={},g=[],l=0,m=0;m=-t[0]&&r<=t[0]&&a>=-t[1]&&a<=t[1]}function placeFirstAndLastGlyph(e,t,r,a,n,i,o,l,s,p,u,y){var c=l.glyphStartIndex+l.numGlyphs,d=l.lineStartIndex,m=l.lineStartIndex+l.lineLength,g=t.getoffsetX(l.glyphStartIndex),h=t.getoffsetX(c-1),f=placeGlyphAlongLine(e*g,r,a,n,i,o,l.segment,d,m,s,p,u,y);if(!f)return null;var x=placeGlyphAlongLine(e*h,r,a,n,i,o,l.segment,d,m,s,p,u,y);return x?{first:f,last:x}:null}function requiresOrientationChange(e,t,r,a){return e===WritingMode.horizontal&&Math.abs(r.y-t.y)>Math.abs(r.x-t.x)*a?{useVertical:!0}:(e===WritingMode.vertical?t.yr.x)?{needsFlipping:!0}:null}function placeGlyphsAlongLine(e,t,r,a,n,i,o,l,s,p,u,y,c,d){var m,g=t/24,h=e.lineOffsetX*t,f=e.lineOffsetY*t;if(e.numGlyphs>1){var x=e.glyphStartIndex+e.numGlyphs,v=e.lineStartIndex,L=e.lineStartIndex+e.lineLength,b=placeFirstAndLastGlyph(g,l,h,f,r,u,y,e,s,i,c,!1);if(!b)return{notEnoughRoom:!0};var A=project(b.first.point,o).point,G=project(b.last.point,o).point;if(a&&!r){var M=requiresOrientationChange(e.writingMode,A,G,d);if(M)return M}m=[b.first];for(var S=e.glyphStartIndex+1;S0?D.point:projectTruncatedLineSegment(y,z,w,1,n),j=requiresOrientationChange(e.writingMode,w,I,d);if(j)return j}var P=placeGlyphAlongLine(g*l.getoffsetX(e.glyphStartIndex),h,f,r,u,y,e.segment,e.lineStartIndex,e.lineStartIndex+e.lineLength,s,i,c,!1);if(!P)return{notEnoughRoom:!0};m=[P]}for(var _=0,C=m;_0?1:-1,g=0;a&&(m*=-1,g=Math.PI),m<0&&(g+=Math.PI);for(var h=m>0?l+o:l+o+1,f=h,x=n,v=n,L=0,b=0,A=Math.abs(d);L+b<=A;){if((h+=m)=s)return null;if(v=x,void 0===(x=y[h])){var G=new Point(p.getx(h),p.gety(h)),M=project(G,u);if(M.signedDistanceFromCamera>0)x=y[h]=M.point;else{var S=h-m;x=projectTruncatedLineSegment(0===L?i:new Point(p.getx(S),p.gety(S)),G,v,A-L+1,u)}}L+=b,b=v.dist(x)}var w=(A-L)/b,F=x.sub(v),z=F.mult(w)._add(v);return z._add(F._unit()._perp()._mult(r*m)),{point:z,angle:g+Math.atan2(x.y-v.y,x.x-v.x),tileDistance:c?{prevTileDistance:h-m===f?0:p.gettileUnitDistanceFromAnchor(h-m),lastSegmentViewportDistance:A-L}:null}}function hideGlyphs(e,t){for(var r=0;r=EXTENT||r.y<0||r.y>=EXTENT||e.symbolInstances.push(function(e,t,i,o,a,n,r,l,c,s,u,g,x,y,d,p,f,h,m,v,S){var b,T,I=e.addToLineVertexArray(t,i),z=0,A=0,E=0,q=o.horizontal?o.horizontal.text:"",L=[];o.horizontal&&(b=new CollisionFeature(r,i,t,l,c,s,o.horizontal,u,g,x,e.overscaling),A+=addTextVertices(e,t,o.horizontal,n,x,m,v,y,I,o.vertical?WritingMode.horizontal:WritingMode.horizontalOnly,L,S),o.vertical&&(E+=addTextVertices(e,t,o.vertical,n,x,m,v,y,I,WritingMode.vertical,L,S)));var O=b?b.boxStartIndex:e.collisionBoxArray.length,P=b?b.boxEndIndex:e.collisionBoxArray.length;if(a){var w=getIconQuads(t,a,n,f,o.horizontal,m,v);T=new CollisionFeature(r,i,t,l,c,s,a,d,p,!1,e.overscaling),z=4*w.length;var B=e.iconSizeData,M=null;"source"===B.functionType?M=[10*n.layout.get("icon-size").evaluate(v)]:"composite"===B.functionType&&(M=[10*e.compositeIconSizes[0].evaluate(v),10*e.compositeIconSizes[1].evaluate(v)]),e.addSymbols(e.icon,w,M,h,f,v,!1,t,I.lineStartIndex,I.lineLength,e.placedIconArray)}var R=T?T.boxStartIndex:e.collisionBoxArray.length,_=T?T.boxEndIndex:e.collisionBoxArray.length;return e.glyphOffsetArray.length>=SymbolBucket.MAX_GLYPHS&&util.warnOnce("Too many glyphs being rendered in a tile. See https://github.com/mapbox/mapbox-gl-js/issues/2907"),{key:q,textBoxStartIndex:O,textBoxEndIndex:P,iconBoxStartIndex:R,iconBoxEndIndex:_,textOffset:y,iconOffset:h,anchor:t,line:i,featureIndex:l,feature:v,numGlyphVertices:A,numVerticalGlyphVertices:E,numIconVertices:z,textOpacityState:new OpacityState,iconOpacityState:new OpacityState,isDuplicate:!1,placedTextSymbolIndices:L}}(e,r,n,i,o,e.layers[0],e.collisionBoxArray,t.index,t.sourceLayerIndex,e.index,x,f,v,s,d,h,S,u,{zoom:e.zoom},t,a))};if("line"===b)for(var z=0,A=clipLine(t.geometry,0,0,EXTENT,EXTENT);z=0;r--)if(o.dist(n[r])0}}var M=I.length>0||z,D=O.length>0;C||A?A?C||(D=D&&M):M=D&&M:D=M=D&&M,g.placedText=M,g.placedIcon=D,g.collisionArrays.textBox&&(p&&updateCollisionBox(p,M),M&&t.insertCollisionBox(I,f.get("text-ignore-placement"),c,n,g.textBoxStartIndex)),g.collisionArrays.iconBox&&(p&&updateCollisionBox(p,D),D&&t.insertCollisionBox(O,f.get("icon-ignore-placement"),c,n,g.iconBoxStartIndex)),g.collisionArrays.textCircles&&(x&&updateCollisionCircles(x,g.collisionArrays.textCircles,M,g.isDuplicate),M&&t.insertCollisionCircles(V,f.get("text-ignore-placement"),c,n,g.textBoxStartIndex))}p&&e.collisionBox.collisionVertexBuffer&&e.collisionBox.collisionVertexBuffer.updateData(p.serialize()),x&&e.collisionCircle.collisionVertexBuffer&&e.collisionCircle.collisionVertexBuffer.updateData(x.serialize())}};var shift25=Math.pow(2,25),shift24=Math.pow(2,24),shift17=Math.pow(2,17),shift16=Math.pow(2,16),shift9=Math.pow(2,9),shift8=Math.pow(2,8),shift1=Math.pow(2,1)},{"../style/style_layer/symbol_style_layer_properties":202,"./symbol_size":221,"@mapbox/gl-matrix":1}],221:[function(_dereq_,module,exports){"use strict";var normalizePropertyExpression=_dereq_("../style-spec/expression").normalizePropertyExpression,interpolate=_dereq_("../style-spec/util/interpolate"),util=_dereq_("../util/util");module.exports={getSizeData:function(e,o){var i=o.expression;if("constant"===i.kind)return{functionType:"constant",layoutSize:i.evaluate({zoom:e+1})};if("source"===i.kind)return{functionType:"source"};for(var t=i.zoomStops,r=0;r1||(b?(clearTimeout(b),b=null,h("dblclick",t)):b=setTimeout(l,300))},!1),g.addEventListener("touchend",function(e){f("touchend",e)},!1),g.addEventListener("touchmove",function(e){f("touchmove",e)},!1),g.addEventListener("touchcancel",function(e){f("touchcancel",e)},!1),g.addEventListener("click",function(e){DOM.mousePos(g,e).equals(L)&&h("click",e)},!1),g.addEventListener("dblclick",function(e){h("dblclick",e),e.preventDefault()},!1),g.addEventListener("contextmenu",function(t){var n=e.dragRotate&&e.dragRotate.isActive();E||n?E&&(p=t):h("contextmenu",t),t.preventDefault()},!1)}},{"../util/dom":252,"./handler/box_zoom":232,"./handler/dblclick_zoom":233,"./handler/drag_pan":234,"./handler/drag_rotate":235,"./handler/keyboard":236,"./handler/scroll_zoom":237,"./handler/touch_zoom_rotate":238,"@mapbox/point-geometry":2}],224:[function(_dereq_,module,exports){"use strict";var util=_dereq_("../util/util"),interpolate=_dereq_("../style-spec/util/interpolate").number,browser=_dereq_("../util/browser"),LngLat=_dereq_("../geo/lng_lat"),LngLatBounds=_dereq_("../geo/lng_lat_bounds"),Point=_dereq_("@mapbox/point-geometry"),Camera=function(t){function i(i,e){t.call(this),this.moving=!1,this.transform=i,this._bearingSnap=e.bearingSnap}return t&&(i.__proto__=t),i.prototype=Object.create(t&&t.prototype),i.prototype.constructor=i,i.prototype.getCenter=function(){return this.transform.center},i.prototype.setCenter=function(t,i){return this.jumpTo({center:t},i)},i.prototype.panBy=function(t,i,e){return t=Point.convert(t).mult(-1),this.panTo(this.transform.center,util.extend({offset:t},i),e)},i.prototype.panTo=function(t,i,e){return this.easeTo(util.extend({center:t},i),e)},i.prototype.getZoom=function(){return this.transform.zoom},i.prototype.setZoom=function(t,i){return this.jumpTo({zoom:t},i),this},i.prototype.zoomTo=function(t,i,e){return this.easeTo(util.extend({zoom:t},i),e)},i.prototype.zoomIn=function(t,i){return this.zoomTo(this.getZoom()+1,t,i),this},i.prototype.zoomOut=function(t,i){return this.zoomTo(this.getZoom()-1,t,i),this},i.prototype.getBearing=function(){return this.transform.bearing},i.prototype.setBearing=function(t,i){return this.jumpTo({bearing:t},i),this},i.prototype.rotateTo=function(t,i,e){return this.easeTo(util.extend({bearing:t},i),e)},i.prototype.resetNorth=function(t,i){return this.rotateTo(0,util.extend({duration:1e3},t),i),this},i.prototype.snapToNorth=function(t,i){return Math.abs(this.getBearing())i?1:0}),["bottom","left","right","top"]))return util.warnOnce("options.padding must be a positive number, or an Object with keys 'bottom', 'left', 'right', 'top'"),this;t=LngLatBounds.convert(t);var n=[(i.padding.left-i.padding.right)/2,(i.padding.top-i.padding.bottom)/2],r=Math.min(i.padding.right,i.padding.left),a=Math.min(i.padding.top,i.padding.bottom);i.offset=[i.offset[0]+n[0],i.offset[1]+n[1]];var s=Point.convert(i.offset),h=this.transform,p=h.project(t.getNorthWest()),u=h.project(t.getSouthEast()),c=u.sub(p),m=(h.width-2*r-2*Math.abs(s.x))/c.x,f=(h.height-2*a-2*Math.abs(s.y))/c.y;return f<0||m<0?(util.warnOnce("Map cannot fit within canvas with the given bounds, padding, and/or offset."),this):(i.center=h.unproject(p.add(u).div(2)),i.zoom=Math.min(h.scaleZoom(h.scale*Math.min(m,f)),i.maxZoom),i.bearing=0,i.linear?this.easeTo(i,e):this.flyTo(i,e))},i.prototype.jumpTo=function(t,i){this.stop();var e=this.transform,o=!1,n=!1,r=!1;return"zoom"in t&&e.zoom!==+t.zoom&&(o=!0,e.zoom=+t.zoom),void 0!==t.center&&(e.center=LngLat.convert(t.center)),"bearing"in t&&e.bearing!==+t.bearing&&(n=!0,e.bearing=+t.bearing),"pitch"in t&&e.pitch!==+t.pitch&&(r=!0,e.pitch=+t.pitch),this.fire("movestart",i).fire("move",i),o&&this.fire("zoomstart",i).fire("zoom",i).fire("zoomend",i),n&&this.fire("rotate",i),r&&this.fire("pitchstart",i).fire("pitch",i).fire("pitchend",i),this.fire("moveend",i)},i.prototype.easeTo=function(t,i){var e=this;this.stop(),!1===(t=util.extend({offset:[0,0],duration:500,easing:util.ease},t)).animate&&(t.duration=0),t.smoothEasing&&0!==t.duration&&(t.easing=this._smoothOutEasing(t.duration));var o=this.transform,n=this.getZoom(),r=this.getBearing(),a=this.getPitch(),s="zoom"in t?+t.zoom:n,h="bearing"in t?this._normalizeBearing(t.bearing,r):r,p="pitch"in t?+t.pitch:a,u=o.centerPoint.add(Point.convert(t.offset)),c=o.pointLocation(u),m=LngLat.convert(t.center||c);this._normalizeCenter(m);var f,g,d=o.project(c),l=o.project(m).sub(d),v=o.zoomScale(s-n);return t.around&&(f=LngLat.convert(t.around),g=o.locationPoint(f)),this.zooming=s!==n,this.rotating=r!==h,this.pitching=p!==a,this._prepareEase(i,t.noMoveStart),clearTimeout(this._onEaseEnd),this._ease(function(t){if(this.zooming&&(o.zoom=interpolate(n,s,t)),this.rotating&&(o.bearing=interpolate(r,h,t)),this.pitching&&(o.pitch=interpolate(a,p,t)),f)o.setLocationAtPoint(f,g);else{var e=o.zoomScale(o.zoom-n),c=s>n?Math.min(2,v):Math.max(.5,v),m=Math.pow(c,1-t),b=o.unproject(d.add(l.mult(t*m)).mult(e));o.setLocationAtPoint(o.renderWorldCopies?b.wrap():b,u)}this._fireMoveEvents(i)},function(){t.delayEndEvents?e._onEaseEnd=setTimeout(function(){return e._easeToEnd(i)},t.delayEndEvents):e._easeToEnd(i)},t),this},i.prototype._prepareEase=function(t,i){this.moving=!0,i||this.fire("movestart",t),this.zooming&&this.fire("zoomstart",t),this.pitching&&this.fire("pitchstart",t)},i.prototype._fireMoveEvents=function(t){this.fire("move",t),this.zooming&&this.fire("zoom",t),this.rotating&&this.fire("rotate",t),this.pitching&&this.fire("pitch",t)},i.prototype._easeToEnd=function(t){var i=this.zooming,e=this.pitching;this.moving=!1,this.zooming=!1,this.rotating=!1,this.pitching=!1,i&&this.fire("zoomend",t),e&&this.fire("pitchend",t),this.fire("moveend",t)},i.prototype.flyTo=function(t,i){function e(t){var i=(M*M-z*z+(t?-1:1)*L*L*E*E)/(2*(t?M:z)*L*E);return Math.log(Math.sqrt(i*i+1)-i)}function o(t){return(Math.exp(t)-Math.exp(-t))/2}function n(t){return(Math.exp(t)+Math.exp(-t))/2}var a=this;this.stop(),t=util.extend({offset:[0,0],speed:1.2,curve:1.42,easing:util.ease},t);var s=this.transform,h=this.getZoom(),p=this.getBearing(),u=this.getPitch(),c="zoom"in t?util.clamp(+t.zoom,s.minZoom,s.maxZoom):h,m="bearing"in t?this._normalizeBearing(t.bearing,p):p,f="pitch"in t?+t.pitch:u,g=s.zoomScale(c-h),d=s.centerPoint.add(Point.convert(t.offset)),l=s.pointLocation(d),v=LngLat.convert(t.center||l);this._normalizeCenter(v);var b=s.project(l),y=s.project(v).sub(b),_=t.curve,z=Math.max(s.width,s.height),M=z/g,E=y.mag();if("minZoom"in t){var T=util.clamp(Math.min(t.minZoom,h,c),s.minZoom,s.maxZoom),x=z/s.zoomScale(T-h);_=Math.sqrt(x/E*2)}var L=_*_,j=e(0),Z=function(t){return n(j)/n(j+_*t)},w=function(t){return z*((n(j)*function(t){return o(t)/n(t)}(j+_*t)-o(j))/L)/E},P=(e(1)-j)/_;if(Math.abs(E)<1e-6||!isFinite(P)){if(Math.abs(z-M)<1e-6)return this.easeTo(t,i);var q=Mt.maxDuration&&(t.duration=0),this.zooming=!0,this.rotating=p!==m,this.pitching=f!==u,this._prepareEase(i,!1),this._ease(function(t){var e=t*P,o=1/Z(e);s.zoom=h+s.scaleZoom(o),this.rotating&&(s.bearing=interpolate(p,m,t)),this.pitching&&(s.pitch=interpolate(u,f,t));var n=s.unproject(b.add(y.mult(w(e))).mult(o));s.setLocationAtPoint(s.renderWorldCopies?n.wrap():n,d),this._fireMoveEvents(i)},function(){return a._easeToEnd(i)},t),this},i.prototype.isEasing=function(){return!!this._abortFn},i.prototype.isMoving=function(){return this.moving},i.prototype.stop=function(){return this._abortFn&&(this._abortFn(),this._finishEase()),this},i.prototype._ease=function(t,i,e){this._finishFn=i,this._abortFn=browser.timed(function(i){t.call(this,e.easing(i)),1===i&&this._finishEase()},!1===e.animate?0:e.duration,this)},i.prototype._finishEase=function(){delete this._abortFn;var t=this._finishFn;delete this._finishFn,t.call(this)},i.prototype._normalizeBearing=function(t,i){t=util.wrap(t,-180,180);var e=Math.abs(t-i);return Math.abs(t-360-i)180?-360:e<-180?360:0}},i.prototype._smoothOutEasing=function(t){var i=util.ease;if(this._prevEase){var e=this._prevEase,o=(Date.now()-e.start)/e.duration,n=e.easing(o+.01)-e.easing(o),r=.27/Math.sqrt(n*n+1e-4)*.01,a=Math.sqrt(.0729-r*r);i=util.bezier(r,a,.25,1)}return this._prevEase={start:(new Date).getTime(),duration:t,easing:i},i},i}(_dereq_("../util/evented"));module.exports=Camera},{"../geo/lng_lat":68,"../geo/lng_lat_bounds":69,"../style-spec/util/interpolate":154,"../util/browser":245,"../util/evented":253,"../util/util":266,"@mapbox/point-geometry":2}],225:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),config=_dereq_("../../util/config"),AttributionControl=function(t){this.options=t,util.bindAll(["_updateEditLink","_updateData","_updateCompact"],this)};AttributionControl.prototype.getDefaultPosition=function(){return"bottom-right"},AttributionControl.prototype.onAdd=function(t){var i=this.options&&this.options.compact;return this._map=t,this._container=DOM.create("div","mapboxgl-ctrl mapboxgl-ctrl-attrib"),i&&this._container.classList.add("mapboxgl-compact"),this._updateAttributions(),this._updateEditLink(),this._map.on("sourcedata",this._updateData),this._map.on("moveend",this._updateEditLink),void 0===i&&(this._map.on("resize",this._updateCompact),this._updateCompact()),this._container},AttributionControl.prototype.onRemove=function(){DOM.remove(this._container),this._map.off("sourcedata",this._updateData),this._map.off("moveend",this._updateEditLink),this._map.off("resize",this._updateCompact),this._map=void 0},AttributionControl.prototype._updateEditLink=function(){var t=this._editLink;t||(t=this._editLink=this._container.querySelector(".mapbox-improve-map"));var i=[{key:"owner",value:this.styleOwner},{key:"id",value:this.styleId},{key:"access_token",value:config.ACCESS_TOKEN}];if(t){var o=i.reduce(function(t,o,e){return o.value&&(t+=o.key+"="+o.value+(e=0)return!1;return!0}),this._container.innerHTML=t.join(" | "),this._editLink=null}},AttributionControl.prototype._updateCompact=function(){this._map.getCanvasContainer().offsetWidth<=640?this._container.classList.add("mapboxgl-compact"):this._container.classList.remove("mapboxgl-compact")},module.exports=AttributionControl},{"../../util/config":249,"../../util/dom":252,"../../util/util":266}],226:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),window=_dereq_("../../util/window"),FullscreenControl=function(){this._fullscreen=!1,util.bindAll(["_onClickFullscreen","_changeIcon"],this),"onfullscreenchange"in window.document?this._fullscreenchange="fullscreenchange":"onmozfullscreenchange"in window.document?this._fullscreenchange="mozfullscreenchange":"onwebkitfullscreenchange"in window.document?this._fullscreenchange="webkitfullscreenchange":"onmsfullscreenchange"in window.document&&(this._fullscreenchange="MSFullscreenChange"),this._className="mapboxgl-ctrl"};FullscreenControl.prototype.onAdd=function(e){return this._map=e,this._mapContainer=this._map.getContainer(),this._container=DOM.create("div",this._className+" mapboxgl-ctrl-group"),this._checkFullscreenSupport()?this._setupUI():(this._container.style.display="none",util.warnOnce("This device does not support fullscreen mode.")),this._container},FullscreenControl.prototype.onRemove=function(){DOM.remove(this._container),this._map=null,window.document.removeEventListener(this._fullscreenchange,this._changeIcon)},FullscreenControl.prototype._checkFullscreenSupport=function(){return!!(window.document.fullscreenEnabled||window.document.mozFullScreenEnabled||window.document.msFullscreenEnabled||window.document.webkitFullscreenEnabled)},FullscreenControl.prototype._setupUI=function(){var e=this._fullscreenButton=DOM.create("button",this._className+"-icon "+this._className+"-fullscreen",this._container);e.setAttribute("aria-label","Toggle fullscreen"),e.type="button",this._fullscreenButton.addEventListener("click",this._onClickFullscreen),window.document.addEventListener(this._fullscreenchange,this._changeIcon)},FullscreenControl.prototype._isFullscreen=function(){return this._fullscreen},FullscreenControl.prototype._changeIcon=function(){(window.document.fullscreenElement||window.document.mozFullScreenElement||window.document.webkitFullscreenElement||window.document.msFullscreenElement)===this._mapContainer!==this._fullscreen&&(this._fullscreen=!this._fullscreen,this._fullscreenButton.classList.toggle(this._className+"-shrink"),this._fullscreenButton.classList.toggle(this._className+"-fullscreen"))},FullscreenControl.prototype._onClickFullscreen=function(){this._isFullscreen()?window.document.exitFullscreen?window.document.exitFullscreen():window.document.mozCancelFullScreen?window.document.mozCancelFullScreen():window.document.msExitFullscreen?window.document.msExitFullscreen():window.document.webkitCancelFullScreen&&window.document.webkitCancelFullScreen():this._mapContainer.requestFullscreen?this._mapContainer.requestFullscreen():this._mapContainer.mozRequestFullScreen?this._mapContainer.mozRequestFullScreen():this._mapContainer.msRequestFullscreen?this._mapContainer.msRequestFullscreen():this._mapContainer.webkitRequestFullscreen&&this._mapContainer.webkitRequestFullscreen()},module.exports=FullscreenControl},{"../../util/dom":252,"../../util/util":266,"../../util/window":247}],227:[function(_dereq_,module,exports){"use strict";var supportsGeolocation,Evented=_dereq_("../../util/evented"),DOM=_dereq_("../../util/dom"),window=_dereq_("../../util/window"),util=_dereq_("../../util/util"),LngLat=_dereq_("../../geo/lng_lat"),Marker=_dereq_("../marker"),defaultOptions={positionOptions:{enableHighAccuracy:!1,timeout:6e3},fitBoundsOptions:{maxZoom:15},trackUserLocation:!1,showUserLocation:!0},GeolocateControl=function(t){function o(o){t.call(this),this.options=util.extend({},defaultOptions,o),util.bindAll(["_onSuccess","_onError","_finish","_setupUI","_updateCamera","_updateMarker","_onClickGeolocate"],this)}return t&&(o.__proto__=t),o.prototype=Object.create(t&&t.prototype),o.prototype.constructor=o,o.prototype.onAdd=function(t){return this._map=t,this._container=DOM.create("div","mapboxgl-ctrl mapboxgl-ctrl-group"),function(t){void 0!==supportsGeolocation?t(supportsGeolocation):void 0!==window.navigator.permissions?window.navigator.permissions.query({name:"geolocation"}).then(function(o){supportsGeolocation="denied"!==o.state,t(supportsGeolocation)}):(supportsGeolocation=!!window.navigator.geolocation,t(supportsGeolocation))}(this._setupUI),this._container},o.prototype.onRemove=function(){void 0!==this._geolocationWatchID&&(window.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0),this.options.showUserLocation&&this._userLocationDotMarker.remove(),DOM.remove(this._container),this._map=void 0},o.prototype._onSuccess=function(t){if(this.options.trackUserLocation)switch(this._lastKnownPosition=t,this._watchState){case"WAITING_ACTIVE":case"ACTIVE_LOCK":case"ACTIVE_ERROR":this._watchState="ACTIVE_LOCK",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"BACKGROUND":case"BACKGROUND_ERROR":this._watchState="BACKGROUND",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background")}this.options.showUserLocation&&"OFF"!==this._watchState&&this._updateMarker(t),this.options.trackUserLocation&&"ACTIVE_LOCK"!==this._watchState||this._updateCamera(t),this.options.showUserLocation&&this._dotElement.classList.remove("mapboxgl-user-location-dot-stale"),this.fire("geolocate",t),this._finish()},o.prototype._updateCamera=function(t){var o=new LngLat(t.coords.longitude,t.coords.latitude),e=t.coords.accuracy;this._map.fitBounds(o.toBounds(e),this.options.fitBoundsOptions,{geolocateSource:!0})},o.prototype._updateMarker=function(t){t?this._userLocationDotMarker.setLngLat([t.coords.longitude,t.coords.latitude]).addTo(this._map):this._userLocationDotMarker.remove()},o.prototype._onError=function(t){if(this.options.trackUserLocation)if(1===t.code)this._watchState="OFF",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),void 0!==this._geolocationWatchID&&this._clearWatch();else switch(this._watchState){case"WAITING_ACTIVE":this._watchState="ACTIVE_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error");break;case"ACTIVE_LOCK":this._watchState="ACTIVE_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting");break;case"BACKGROUND":this._watchState="BACKGROUND_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting")}"OFF"!==this._watchState&&this.options.showUserLocation&&this._dotElement.classList.add("mapboxgl-user-location-dot-stale"),this.fire("error",t),this._finish()},o.prototype._finish=function(){this._timeoutId&&clearTimeout(this._timeoutId),this._timeoutId=void 0},o.prototype._setupUI=function(t){var o=this;!1!==t&&(this._container.addEventListener("contextmenu",function(t){return t.preventDefault()}),this._geolocateButton=DOM.create("button","mapboxgl-ctrl-icon mapboxgl-ctrl-geolocate",this._container),this._geolocateButton.type="button",this._geolocateButton.setAttribute("aria-label","Geolocate"),this.options.trackUserLocation&&(this._geolocateButton.setAttribute("aria-pressed","false"),this._watchState="OFF"),this.options.showUserLocation&&(this._dotElement=DOM.create("div","mapboxgl-user-location-dot"),this._userLocationDotMarker=new Marker(this._dotElement),this.options.trackUserLocation&&(this._watchState="OFF")),this._geolocateButton.addEventListener("click",this._onClickGeolocate.bind(this)),this.options.trackUserLocation&&this._map.on("movestart",function(t){t.geolocateSource||"ACTIVE_LOCK"!==o._watchState||(o._watchState="BACKGROUND",o._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background"),o._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),o.fire("trackuserlocationend"))}))},o.prototype._onClickGeolocate=function(){if(this.options.trackUserLocation){switch(this._watchState){case"OFF":this._watchState="WAITING_ACTIVE",this.fire("trackuserlocationstart");break;case"WAITING_ACTIVE":case"ACTIVE_LOCK":case"ACTIVE_ERROR":case"BACKGROUND_ERROR":this._watchState="OFF",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),this.fire("trackuserlocationend");break;case"BACKGROUND":this._watchState="ACTIVE_LOCK",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._lastKnownPosition&&this._updateCamera(this._lastKnownPosition),this.fire("trackuserlocationstart")}switch(this._watchState){case"WAITING_ACTIVE":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"ACTIVE_LOCK":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"ACTIVE_ERROR":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error");break;case"BACKGROUND":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background");break;case"BACKGROUND_ERROR":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background-error")}"OFF"===this._watchState&&void 0!==this._geolocationWatchID?this._clearWatch():void 0===this._geolocationWatchID&&(this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.setAttribute("aria-pressed","true"),this._geolocationWatchID=window.navigator.geolocation.watchPosition(this._onSuccess,this._onError,this.options.positionOptions))}else window.navigator.geolocation.getCurrentPosition(this._onSuccess,this._onError,this.options.positionOptions),this._timeoutId=setTimeout(this._finish,1e4)},o.prototype._clearWatch=function(){window.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0,this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.setAttribute("aria-pressed","false"),this.options.showUserLocation&&this._updateMarker(null)},o}(Evented);module.exports=GeolocateControl},{"../../geo/lng_lat":68,"../../util/dom":252,"../../util/evented":253,"../../util/util":266,"../../util/window":247,"../marker":241}],228:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),LogoControl=function(){util.bindAll(["_updateLogo"],this)};LogoControl.prototype.onAdd=function(o){this._map=o,this._container=DOM.create("div","mapboxgl-ctrl");var t=DOM.create("a","mapboxgl-ctrl-logo");return t.target="_blank",t.href="https://www.mapbox.com/",t.setAttribute("aria-label","Mapbox logo"),this._container.appendChild(t),this._container.style.display="none",this._map.on("sourcedata",this._updateLogo),this._updateLogo(),this._container},LogoControl.prototype.onRemove=function(){DOM.remove(this._container),this._map.off("sourcedata",this._updateLogo)},LogoControl.prototype.getDefaultPosition=function(){return"bottom-left"},LogoControl.prototype._updateLogo=function(o){o&&"metadata"!==o.sourceDataType||(this._container.style.display=this._logoRequired()?"block":"none")},LogoControl.prototype._logoRequired=function(){if(this._map.style){var o=this._map.style.sourceCaches;for(var t in o)if(o[t].getSource().mapbox_logo)return!0;return!1}},module.exports=LogoControl},{"../../util/dom":252,"../../util/util":266}],229:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),DragRotateHandler=_dereq_("../handler/drag_rotate"),NavigationControl=function(){var t=this;util.bindAll(["_rotateCompassArrow"],this),this._container=DOM.create("div","mapboxgl-ctrl mapboxgl-ctrl-group"),this._container.addEventListener("contextmenu",function(t){return t.preventDefault()}),this._zoomInButton=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-zoom-in","Zoom In",function(){return t._map.zoomIn()}),this._zoomOutButton=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-zoom-out","Zoom Out",function(){return t._map.zoomOut()}),this._compass=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-compass","Reset North",function(){return t._map.resetNorth()}),this._compassArrow=DOM.create("span","mapboxgl-ctrl-compass-arrow",this._compass)};NavigationControl.prototype._rotateCompassArrow=function(){var t="rotate("+this._map.transform.angle*(180/Math.PI)+"deg)";this._compassArrow.style.transform=t},NavigationControl.prototype.onAdd=function(t){return this._map=t,this._map.on("rotate",this._rotateCompassArrow),this._rotateCompassArrow(),this._handler=new DragRotateHandler(t,{button:"left",element:this._compass}),this._handler.enable(),this._container},NavigationControl.prototype.onRemove=function(){DOM.remove(this._container),this._map.off("rotate",this._rotateCompassArrow),delete this._map,this._handler.disable(),delete this._handler},NavigationControl.prototype._createButton=function(t,o,r){var e=DOM.create("button",t,this._container);return e.type="button",e.setAttribute("aria-label",o),e.addEventListener("click",r),e},module.exports=NavigationControl},{"../../util/dom":252,"../../util/util":266,"../handler/drag_rotate":235}],230:[function(_dereq_,module,exports){"use strict";function updateScale(t,e,o){var n=o&&o.maxWidth||100,i=t._container.clientHeight/2,a=function(t,e){var o=Math.PI/180,n=t.lat*o,i=e.lat*o,a=Math.sin(n)*Math.sin(i)+Math.cos(n)*Math.cos(i)*Math.cos((e.lng-t.lng)*o);return 6371e3*Math.acos(Math.min(a,1))}(t.unproject([0,i]),t.unproject([n,i]));if(o&&"imperial"===o.unit){var l=3.2808*a;l>5280?setScale(e,n,l/5280,"mi"):setScale(e,n,l,"ft")}else if(o&&"nautical"===o.unit){setScale(e,n,a/1852,"nm")}else setScale(e,n,a,"m")}function setScale(t,e,o,n){var i=function(t){var e=Math.pow(10,(""+Math.floor(t)).length-1),o=t/e;return o=o>=10?10:o>=5?5:o>=3?3:o>=2?2:1,e*o}(o),a=i/o;"m"===n&&i>=1e3&&(i/=1e3,n="km"),t.style.width=e*a+"px",t.innerHTML=i+n}var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),ScaleControl=function(t){this.options=t,util.bindAll(["_onMove"],this)};ScaleControl.prototype.getDefaultPosition=function(){return"bottom-left"},ScaleControl.prototype._onMove=function(){updateScale(this._map,this._container,this.options)},ScaleControl.prototype.onAdd=function(t){return this._map=t,this._container=DOM.create("div","mapboxgl-ctrl mapboxgl-ctrl-scale",t.getContainer()),this._map.on("move",this._onMove),this._onMove(),this._container},ScaleControl.prototype.onRemove=function(){DOM.remove(this._container),this._map.off("move",this._onMove),this._map=void 0},module.exports=ScaleControl},{"../../util/dom":252,"../../util/util":266}],231:[function(_dereq_,module,exports){"use strict"},{}],232:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),LngLatBounds=_dereq_("../../geo/lng_lat_bounds"),util=_dereq_("../../util/util"),window=_dereq_("../../util/window"),BoxZoomHandler=function(o){this._map=o,this._el=o.getCanvasContainer(),this._container=o.getContainer(),util.bindAll(["_onMouseDown","_onMouseMove","_onMouseUp","_onKeyDown"],this)};BoxZoomHandler.prototype.isEnabled=function(){return!!this._enabled},BoxZoomHandler.prototype.isActive=function(){return!!this._active},BoxZoomHandler.prototype.enable=function(){this.isEnabled()||(this._map.dragPan&&this._map.dragPan.disable(),this._el.addEventListener("mousedown",this._onMouseDown,!1),this._map.dragPan&&this._map.dragPan.enable(),this._enabled=!0)},BoxZoomHandler.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("mousedown",this._onMouseDown),this._enabled=!1)},BoxZoomHandler.prototype._onMouseDown=function(o){o.shiftKey&&0===o.button&&(window.document.addEventListener("mousemove",this._onMouseMove,!1),window.document.addEventListener("keydown",this._onKeyDown,!1),window.document.addEventListener("mouseup",this._onMouseUp,!1),DOM.disableDrag(),this._startPos=DOM.mousePos(this._el,o),this._active=!0)},BoxZoomHandler.prototype._onMouseMove=function(o){var e=this._startPos,t=DOM.mousePos(this._el,o);this._box||(this._box=DOM.create("div","mapboxgl-boxzoom",this._container),this._container.classList.add("mapboxgl-crosshair"),this._fireEvent("boxzoomstart",o));var n=Math.min(e.x,t.x),i=Math.max(e.x,t.x),s=Math.min(e.y,t.y),a=Math.max(e.y,t.y);DOM.setTransform(this._box,"translate("+n+"px,"+s+"px)"),this._box.style.width=i-n+"px",this._box.style.height=a-s+"px"},BoxZoomHandler.prototype._onMouseUp=function(o){if(0===o.button){var e=this._startPos,t=DOM.mousePos(this._el,o),n=(new LngLatBounds).extend(this._map.unproject(e)).extend(this._map.unproject(t));this._finish(),e.x===t.x&&e.y===t.y?this._fireEvent("boxzoomcancel",o):this._map.fitBounds(n,{linear:!0}).fire("boxzoomend",{originalEvent:o,boxZoomBounds:n})}},BoxZoomHandler.prototype._onKeyDown=function(o){27===o.keyCode&&(this._finish(),this._fireEvent("boxzoomcancel",o))},BoxZoomHandler.prototype._finish=function(){this._active=!1,window.document.removeEventListener("mousemove",this._onMouseMove,!1),window.document.removeEventListener("keydown",this._onKeyDown,!1),window.document.removeEventListener("mouseup",this._onMouseUp,!1),this._container.classList.remove("mapboxgl-crosshair"),this._box&&(DOM.remove(this._box),this._box=null),DOM.enableDrag()},BoxZoomHandler.prototype._fireEvent=function(o,e){return this._map.fire(o,{originalEvent:e})},module.exports=BoxZoomHandler},{"../../geo/lng_lat_bounds":69,"../../util/dom":252,"../../util/util":266,"../../util/window":247}],233:[function(_dereq_,module,exports){"use strict";var util=_dereq_("../../util/util"),DoubleClickZoomHandler=function(o){this._map=o,util.bindAll(["_onDblClick","_onZoomEnd"],this)};DoubleClickZoomHandler.prototype.isEnabled=function(){return!!this._enabled},DoubleClickZoomHandler.prototype.isActive=function(){return!!this._active},DoubleClickZoomHandler.prototype.enable=function(){this.isEnabled()||(this._map.on("dblclick",this._onDblClick),this._enabled=!0)},DoubleClickZoomHandler.prototype.disable=function(){this.isEnabled()&&(this._map.off("dblclick",this._onDblClick),this._enabled=!1)},DoubleClickZoomHandler.prototype._onDblClick=function(o){this._active=!0,this._map.on("zoomend",this._onZoomEnd),this._map.zoomTo(this._map.getZoom()+(o.originalEvent.shiftKey?-1:1),{around:o.lngLat},o)},DoubleClickZoomHandler.prototype._onZoomEnd=function(){this._active=!1,this._map.off("zoomend",this._onZoomEnd)},module.exports=DoubleClickZoomHandler},{"../../util/util":266}],234:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),window=_dereq_("../../util/window"),inertiaEasing=util.bezier(0,0,.3,1),DragPanHandler=function(t){this._map=t,this._el=t.getCanvasContainer(),util.bindAll(["_onDown","_onMove","_onUp","_onTouchEnd","_onMouseUp"],this)};DragPanHandler.prototype.isEnabled=function(){return!!this._enabled},DragPanHandler.prototype.isActive=function(){return!!this._active},DragPanHandler.prototype.enable=function(){this.isEnabled()||(this._el.classList.add("mapboxgl-touch-drag-pan"),this._el.addEventListener("mousedown",this._onDown),this._el.addEventListener("touchstart",this._onDown),this._enabled=!0)},DragPanHandler.prototype.disable=function(){this.isEnabled()&&(this._el.classList.remove("mapboxgl-touch-drag-pan"),this._el.removeEventListener("mousedown",this._onDown),this._el.removeEventListener("touchstart",this._onDown),this._enabled=!1)},DragPanHandler.prototype._onDown=function(t){this._ignoreEvent(t)||this.isActive()||(t.touches?(window.document.addEventListener("touchmove",this._onMove),window.document.addEventListener("touchend",this._onTouchEnd)):(window.document.addEventListener("mousemove",this._onMove),window.document.addEventListener("mouseup",this._onMouseUp)),window.addEventListener("blur",this._onMouseUp),this._active=!1,this._startPos=this._pos=DOM.mousePos(this._el,t),this._inertia=[[Date.now(),this._pos]])},DragPanHandler.prototype._onMove=function(t){if(!this._ignoreEvent(t)){this.isActive()||(this._active=!0,this._map.moving=!0,this._fireEvent("dragstart",t),this._fireEvent("movestart",t));var e=DOM.mousePos(this._el,t),n=this._map;n.stop(),this._drainInertiaBuffer(),this._inertia.push([Date.now(),e]),n.transform.setLocationAtPoint(n.transform.pointLocation(this._pos),e),this._fireEvent("drag",t),this._fireEvent("move",t),this._pos=e,t.preventDefault()}},DragPanHandler.prototype._onUp=function(t){var e=this;if(this.isActive()){this._active=!1,this._fireEvent("dragend",t),this._drainInertiaBuffer();var n=function(){e._map.moving=!1,e._fireEvent("moveend",t)},i=this._inertia;if(i.length<2)return void n();var o=i[i.length-1],r=i[0],a=o[1].sub(r[1]),s=(o[0]-r[0])/1e3;if(0===s||o[1].equals(r[1]))return void n();var u=a.mult(.3/s),d=u.mag();d>1400&&(d=1400,u._unit()._mult(d));var h=d/750,v=u.mult(-h/2);this._map.panBy(v,{duration:1e3*h,easing:inertiaEasing,noMoveStart:!0},{originalEvent:t})}},DragPanHandler.prototype._onMouseUp=function(t){this._ignoreEvent(t)||(this._onUp(t),window.document.removeEventListener("mousemove",this._onMove),window.document.removeEventListener("mouseup",this._onMouseUp),window.removeEventListener("blur",this._onMouseUp))},DragPanHandler.prototype._onTouchEnd=function(t){this._ignoreEvent(t)||(this._onUp(t),window.document.removeEventListener("touchmove",this._onMove),window.document.removeEventListener("touchend",this._onTouchEnd))},DragPanHandler.prototype._fireEvent=function(t,e){return this._map.fire(t,{originalEvent:e})},DragPanHandler.prototype._ignoreEvent=function(t){var e=this._map;return!(!e.boxZoom||!e.boxZoom.isActive())||!(!e.dragRotate||!e.dragRotate.isActive())||(t.touches?t.touches.length>1:!!t.ctrlKey||"mousemove"!==t.type&&t.button&&0!==t.button)},DragPanHandler.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=Date.now();t.length>0&&e-t[0][0]>160;)t.shift()},module.exports=DragPanHandler},{"../../util/dom":252,"../../util/util":266,"../../util/window":247}],235:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),window=_dereq_("../../util/window"),inertiaEasing=util.bezier(0,0,.25,1),DragRotateHandler=function(t,e){this._map=t,this._el=e.element||t.getCanvasContainer(),this._button=e.button||"right",this._bearingSnap=e.bearingSnap||0,this._pitchWithRotate=!1!==e.pitchWithRotate,util.bindAll(["_onDown","_onMove","_onUp"],this)};DragRotateHandler.prototype.isEnabled=function(){return!!this._enabled},DragRotateHandler.prototype.isActive=function(){return!!this._active},DragRotateHandler.prototype.enable=function(){this.isEnabled()||(this._el.addEventListener("mousedown",this._onDown),this._enabled=!0)},DragRotateHandler.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("mousedown",this._onDown),this._enabled=!1)},DragRotateHandler.prototype._onDown=function(t){if(!(this._map.boxZoom&&this._map.boxZoom.isActive()||this._map.dragPan&&this._map.dragPan.isActive()||this.isActive())){if("right"===this._button){var e=t.ctrlKey?0:2,i=t.button;if(void 0!==window.InstallTrigger&&2===t.button&&t.ctrlKey&&window.navigator.platform.toUpperCase().indexOf("MAC")>=0&&(i=0),i!==e)return}else if(t.ctrlKey||0!==t.button)return;DOM.disableDrag(),window.document.addEventListener("mousemove",this._onMove,{capture:!0}),window.document.addEventListener("mouseup",this._onUp),window.addEventListener("blur",this._onUp),this._active=!1,this._inertia=[[Date.now(),this._map.getBearing()]],this._startPos=this._pos=DOM.mousePos(this._el,t),this._center=this._map.transform.centerPoint,t.preventDefault()}},DragRotateHandler.prototype._onMove=function(t){this.isActive()||(this._active=!0,this._map.moving=!0,this._fireEvent("rotatestart",t),this._fireEvent("movestart",t),this._pitchWithRotate&&this._fireEvent("pitchstart",t));var e=this._map;e.stop();var i=this._pos,n=DOM.mousePos(this._el,t),r=.8*(i.x-n.x),a=-.5*(i.y-n.y),o=e.getBearing()-r,s=e.getPitch()-a,h=this._inertia,_=h[h.length-1];this._drainInertiaBuffer(),h.push([Date.now(),e._normalizeBearing(o,_[1])]),e.transform.bearing=o,this._pitchWithRotate&&(this._fireEvent("pitch",t),e.transform.pitch=s),this._fireEvent("rotate",t),this._fireEvent("move",t),this._pos=n},DragRotateHandler.prototype._onUp=function(t){var e=this;if(window.document.removeEventListener("mousemove",this._onMove,{capture:!0}),window.document.removeEventListener("mouseup",this._onUp),window.removeEventListener("blur",this._onUp),DOM.enableDrag(),this.isActive()){this._active=!1,this._fireEvent("rotateend",t),this._drainInertiaBuffer();var i=this._map,n=i.getBearing(),r=this._inertia,a=function(){Math.abs(n)180&&(l=180);var u=l/180;_+=v*l*(u/2),Math.abs(i._normalizeBearing(_,0))0&&e-t[0][0]>160;)t.shift()},module.exports=DragRotateHandler},{"../../util/dom":252,"../../util/util":266,"../../util/window":247}],236:[function(_dereq_,module,exports){"use strict";function easeOut(e){return e*(2-e)}var util=_dereq_("../../util/util"),KeyboardHandler=function(e){this._map=e,this._el=e.getCanvasContainer(),util.bindAll(["_onKeyDown"],this)};KeyboardHandler.prototype.isEnabled=function(){return!!this._enabled},KeyboardHandler.prototype.enable=function(){this.isEnabled()||(this._el.addEventListener("keydown",this._onKeyDown,!1),this._enabled=!0)},KeyboardHandler.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("keydown",this._onKeyDown),this._enabled=!1)},KeyboardHandler.prototype._onKeyDown=function(e){if(!(e.altKey||e.ctrlKey||e.metaKey)){var t=0,a=0,n=0,r=0,i=0;switch(e.keyCode){case 61:case 107:case 171:case 187:t=1;break;case 189:case 109:case 173:t=-1;break;case 37:e.shiftKey?a=-1:(e.preventDefault(),r=-1);break;case 39:e.shiftKey?a=1:(e.preventDefault(),r=1);break;case 38:e.shiftKey?n=1:(e.preventDefault(),i=-1);break;case 40:e.shiftKey?n=-1:(i=1,e.preventDefault());break;default:return}var s=this._map,o=s.getZoom(),l={duration:300,delayEndEvents:500,easing:easeOut,zoom:t?Math.round(o)+t*(e.shiftKey?2:1):o,bearing:s.getBearing()+15*a,pitch:s.getPitch()+10*n,offset:[100*-r,100*-i],center:s.getCenter()};s.easeTo(l,{originalEvent:e})}},module.exports=KeyboardHandler},{"../../util/util":266}],237:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),browser=_dereq_("../../util/browser"),window=_dereq_("../../util/window"),ua=window.navigator.userAgent.toLowerCase(),firefox=-1!==ua.indexOf("firefox"),safari=-1!==ua.indexOf("safari")&&-1===ua.indexOf("chrom"),ScrollZoomHandler=function(e){this._map=e,this._el=e.getCanvasContainer(),util.bindAll(["_onWheel","_onTimeout"],this)};ScrollZoomHandler.prototype.isEnabled=function(){return!!this._enabled},ScrollZoomHandler.prototype.enable=function(e){this.isEnabled()||(this._el.addEventListener("wheel",this._onWheel,!1),this._el.addEventListener("mousewheel",this._onWheel,!1),this._enabled=!0,this._aroundCenter=e&&"center"===e.around)},ScrollZoomHandler.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("wheel",this._onWheel),this._el.removeEventListener("mousewheel",this._onWheel),this._enabled=!1)},ScrollZoomHandler.prototype._onWheel=function(e){var t=0;"wheel"===e.type?(t=e.deltaY,firefox&&e.deltaMode===window.WheelEvent.DOM_DELTA_PIXEL&&(t/=browser.devicePixelRatio),e.deltaMode===window.WheelEvent.DOM_DELTA_LINE&&(t*=40)):"mousewheel"===e.type&&(t=-e.wheelDeltaY,safari&&(t/=3));var o=browser.now(),i=o-(this._time||0);this._pos=DOM.mousePos(this._el,e),this._time=o,0!==t&&t%4.000244140625==0?this._type="wheel":0!==t&&Math.abs(t)<4?this._type="trackpad":i>400?(this._type=null,this._lastValue=t,this._timeout=setTimeout(this._onTimeout,40)):this._type||(this._type=Math.abs(i*t)<200?"trackpad":"wheel",this._timeout&&(clearTimeout(this._timeout),this._timeout=null,t+=this._lastValue)),e.shiftKey&&t&&(t/=4),this._type&&this._zoom(-t,e),e.preventDefault()},ScrollZoomHandler.prototype._onTimeout=function(){this._type="wheel",this._zoom(-this._lastValue)},ScrollZoomHandler.prototype._zoom=function(e,t){if(0!==e){var o=this._map,i=2/(1+Math.exp(-Math.abs(e/100)));e<0&&0!==i&&(i=1/i);var l=o.ease?o.ease.to:o.transform.scale,s=o.transform.scaleZoom(l*i);o.zoomTo(s,{duration:"wheel"===this._type?200:0,around:this._aroundCenter?o.getCenter():o.unproject(this._pos),delayEndEvents:200,smoothEasing:!0},{originalEvent:t})}},module.exports=ScrollZoomHandler},{"../../util/browser":245,"../../util/dom":252,"../../util/util":266,"../../util/window":247}],238:[function(_dereq_,module,exports){"use strict";var DOM=_dereq_("../../util/dom"),util=_dereq_("../../util/util"),window=_dereq_("../../util/window"),inertiaEasing=util.bezier(0,0,.15,1),TouchZoomRotateHandler=function(t){this._map=t,this._el=t.getCanvasContainer(),util.bindAll(["_onStart","_onMove","_onEnd"],this)};TouchZoomRotateHandler.prototype.isEnabled=function(){return!!this._enabled},TouchZoomRotateHandler.prototype.enable=function(t){this.isEnabled()||(this._el.classList.add("mapboxgl-touch-zoom-rotate"),this._el.addEventListener("touchstart",this._onStart,!1),this._enabled=!0,this._aroundCenter=t&&"center"===t.around)},TouchZoomRotateHandler.prototype.disable=function(){this.isEnabled()&&(this._el.classList.remove("mapboxgl-touch-zoom-rotate"),this._el.removeEventListener("touchstart",this._onStart),this._enabled=!1)},TouchZoomRotateHandler.prototype.disableRotation=function(){this._rotationDisabled=!0},TouchZoomRotateHandler.prototype.enableRotation=function(){this._rotationDisabled=!1},TouchZoomRotateHandler.prototype._onStart=function(t){if(2===t.touches.length){var e=DOM.mousePos(this._el,t.touches[0]),o=DOM.mousePos(this._el,t.touches[1]);this._startVec=e.sub(o),this._startScale=this._map.transform.scale,this._startBearing=this._map.transform.bearing,this._gestureIntent=void 0,this._inertia=[],window.document.addEventListener("touchmove",this._onMove,!1),window.document.addEventListener("touchend",this._onEnd,!1)}},TouchZoomRotateHandler.prototype._onMove=function(t){if(2===t.touches.length){var e=DOM.mousePos(this._el,t.touches[0]),o=DOM.mousePos(this._el,t.touches[1]),i=e.add(o).div(2),n=e.sub(o),a=n.mag()/this._startVec.mag(),r=this._rotationDisabled?0:180*n.angleWith(this._startVec)/Math.PI,s=this._map;if(this._gestureIntent){var h={duration:0,around:s.unproject(i)};"rotate"===this._gestureIntent&&(h.bearing=this._startBearing+r),"zoom"!==this._gestureIntent&&"rotate"!==this._gestureIntent||(h.zoom=s.transform.scaleZoom(this._startScale*a)),s.stop(),this._drainInertiaBuffer(),this._inertia.push([Date.now(),a,i]),s.easeTo(h,{originalEvent:t})}else{var u=Math.abs(1-a)>.15;Math.abs(r)>10?this._gestureIntent="rotate":u&&(this._gestureIntent="zoom"),this._gestureIntent&&(this._startVec=n,this._startScale=s.transform.scale,this._startBearing=s.transform.bearing)}t.preventDefault()}},TouchZoomRotateHandler.prototype._onEnd=function(t){window.document.removeEventListener("touchmove",this._onMove),window.document.removeEventListener("touchend",this._onEnd),this._drainInertiaBuffer();var e=this._inertia,o=this._map;if(e.length<2)o.snapToNorth({},{originalEvent:t});else{var i=e[e.length-1],n=e[0],a=o.transform.scaleZoom(this._startScale*i[1]),r=o.transform.scaleZoom(this._startScale*n[1]),s=a-r,h=(i[0]-n[0])/1e3,u=i[2];if(0!==h&&a!==r){var l=.15*s/h;Math.abs(l)>2.5&&(l=l>0?2.5:-2.5);var d=1e3*Math.abs(l/(12*.15)),c=a+l*d/2e3;c<0&&(c=0),o.easeTo({zoom:c,duration:d,easing:inertiaEasing,around:this._aroundCenter?o.getCenter():o.unproject(u)},{originalEvent:t})}else o.snapToNorth({},{originalEvent:t})}},TouchZoomRotateHandler.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=Date.now();t.length>2&&e-t[0][0]>160;)t.shift()},module.exports=TouchZoomRotateHandler},{"../../util/dom":252,"../../util/util":266,"../../util/window":247}],239:[function(_dereq_,module,exports){"use strict";var util=_dereq_("../util/util"),window=_dereq_("../util/window"),throttle=_dereq_("../util/throttle"),Hash=function(){util.bindAll(["_onHashChange","_updateHash"],this),this._updateHash=throttle(this._updateHashUnthrottled.bind(this),300)};Hash.prototype.addTo=function(t){return this._map=t,window.addEventListener("hashchange",this._onHashChange,!1),this._map.on("moveend",this._updateHash),this},Hash.prototype.remove=function(){return window.removeEventListener("hashchange",this._onHashChange,!1),this._map.off("moveend",this._updateHash),delete this._map,this},Hash.prototype.getHashString=function(t){var h=this._map.getCenter(),e=Math.round(100*this._map.getZoom())/100,a=Math.max(0,Math.ceil(Math.log(e)/Math.LN2)),o=Math.round(h.lng*Math.pow(10,a))/Math.pow(10,a),n=Math.round(h.lat*Math.pow(10,a))/Math.pow(10,a),i=this._map.getBearing(),s=this._map.getPitch(),r="";return r+=t?"#/"+o+"/"+n+"/"+e:"#"+e+"/"+n+"/"+o,(i||s)&&(r+="/"+Math.round(10*i)/10),s&&(r+="/"+Math.round(s)),r},Hash.prototype._onHashChange=function(){var t=window.location.hash.replace("#","").split("/");return t.length>=3&&(this._map.jumpTo({center:[+t[2],+t[1]],zoom:+t[0],bearing:+(t[3]||0),pitch:+(t[4]||0)}),!0)},Hash.prototype._updateHashUnthrottled=function(){var t=this.getHashString();window.history.replaceState("","",t)},module.exports=Hash},{"../util/throttle":264,"../util/util":266,"../util/window":247}],240:[function(_dereq_,module,exports){"use strict";function removeNode(t){t.parentNode&&t.parentNode.removeChild(t)}var util=_dereq_("../util/util"),browser=_dereq_("../util/browser"),window=_dereq_("../util/window"),ref=_dereq_("../util/window"),HTMLImageElement=ref.HTMLImageElement,HTMLElement=ref.HTMLElement,DOM=_dereq_("../util/dom"),ajax=_dereq_("../util/ajax"),Style=_dereq_("../style/style"),Painter=_dereq_("../render/painter"),Transform=_dereq_("../geo/transform"),Hash=_dereq_("./hash"),bindHandlers=_dereq_("./bind_handlers"),Camera=_dereq_("./camera"),LngLat=_dereq_("../geo/lng_lat"),LngLatBounds=_dereq_("../geo/lng_lat_bounds"),Point=_dereq_("@mapbox/point-geometry"),AttributionControl=_dereq_("./control/attribution_control"),LogoControl=_dereq_("./control/logo_control"),isSupported=_dereq_("mapbox-gl-supported");_dereq_("./events");var defaultOptions={center:[0,0],zoom:0,bearing:0,pitch:0,minZoom:0,maxZoom:22,interactive:!0,scrollZoom:!0,boxZoom:!0,dragRotate:!0,dragPan:!0,keyboard:!0,doubleClickZoom:!0,touchZoomRotate:!0,bearingSnap:7,hash:!1,attributionControl:!0,failIfMajorPerformanceCaveat:!1,preserveDrawingBuffer:!1,trackResize:!0,renderWorldCopies:!0,refreshExpiredTiles:!0,maxTileCacheSize:null,transformRequest:null,collisionFadeDuration:300},Map=function(t){function e(e){var o=this;if(null!=(e=util.extend({},defaultOptions,e)).minZoom&&null!=e.maxZoom&&e.minZoom>e.maxZoom)throw new Error("maxZoom must be greater than minZoom");var r=new Transform(e.minZoom,e.maxZoom,e.renderWorldCopies);t.call(this,r,e),this._interactive=e.interactive,this._maxTileCacheSize=e.maxTileCacheSize,this._failIfMajorPerformanceCaveat=e.failIfMajorPerformanceCaveat,this._preserveDrawingBuffer=e.preserveDrawingBuffer,this._trackResize=e.trackResize,this._bearingSnap=e.bearingSnap,this._refreshExpiredTiles=e.refreshExpiredTiles,this._collisionFadeDuration=e.collisionFadeDuration;var i=e.transformRequest;if(this._transformRequest=i?function(t,e){return i(t,e)||{url:t}}:function(t){return{url:t}},"string"==typeof e.container){var n=window.document.getElementById(e.container);if(!n)throw new Error("Container '"+e.container+"' not found.");this._container=n}else{if(!(e.container instanceof HTMLElement))throw new Error("Invalid type: 'container' must be a String or HTMLElement.");this._container=e.container}e.maxBounds&&this.setMaxBounds(e.maxBounds),util.bindAll(["_onWindowOnline","_onWindowResize","_contextLost","_contextRestored","_update","_render","_onData","_onDataLoading"],this),this._setupContainer(),this._setupPainter(),this.on("move",this._update.bind(this,!1)),this.on("zoom",this._update.bind(this,!0)),this.on("move",function(){o._rerender()}),void 0!==window&&(window.addEventListener("online",this._onWindowOnline,!1),window.addEventListener("resize",this._onWindowResize,!1)),bindHandlers(this,e),this._hash=e.hash&&(new Hash).addTo(this),this._hash&&this._hash._onHashChange()||this.jumpTo({center:e.center,zoom:e.zoom,bearing:e.bearing,pitch:e.pitch}),this.resize(),e.style&&this.setStyle(e.style,{localIdeographFontFamily:e.localIdeographFontFamily}),e.attributionControl&&this.addControl(new AttributionControl),this.addControl(new LogoControl,e.logoPosition),this.on("style.load",function(){this.transform.unmodified&&this.jumpTo(this.style.stylesheet),this.style.update({transition:!1})}),this.on("data",this._onData),this.on("dataloading",this._onDataLoading)}t&&(e.__proto__=t),(e.prototype=Object.create(t&&t.prototype)).constructor=e;var o={showTileBoundaries:{},showCollisionBoxes:{},showOverdrawInspector:{},repaint:{},vertices:{}};return e.prototype.addControl=function(t,e){void 0===e&&t.getDefaultPosition&&(e=t.getDefaultPosition()),void 0===e&&(e="top-right");var o=t.onAdd(this),r=this._controlPositions[e];return-1!==e.indexOf("bottom")?r.insertBefore(o,r.firstChild):r.appendChild(o),this},e.prototype.removeControl=function(t){return t.onRemove(this),this},e.prototype.resize=function(){var t=this._containerDimensions(),e=t[0],o=t[1];return this._resizeCanvas(e,o),this.transform.resize(e,o),this.painter.resize(e,o),this.fire("movestart").fire("move").fire("resize").fire("moveend")},e.prototype.getBounds=function(){var t=new LngLatBounds(this.transform.pointLocation(new Point(0,this.transform.height)),this.transform.pointLocation(new Point(this.transform.width,0)));return(this.transform.angle||this.transform.pitch)&&(t.extend(this.transform.pointLocation(new Point(this.transform.size.x,0))),t.extend(this.transform.pointLocation(new Point(0,this.transform.size.y)))),t},e.prototype.getMaxBounds=function(){return this.transform.latRange&&2===this.transform.latRange.length&&this.transform.lngRange&&2===this.transform.lngRange.length?new LngLatBounds([this.transform.lngRange[0],this.transform.latRange[0]],[this.transform.lngRange[1],this.transform.latRange[1]]):null},e.prototype.setMaxBounds=function(t){if(t){var e=LngLatBounds.convert(t);this.transform.lngRange=[e.getWest(),e.getEast()],this.transform.latRange=[e.getSouth(),e.getNorth()],this.transform._constrain(),this._update()}else null!==t&&void 0!==t||(this.transform.lngRange=null,this.transform.latRange=null,this._update());return this},e.prototype.setMinZoom=function(t){if((t=null===t||void 0===t?0:t)>=0&&t<=this.transform.maxZoom)return this.transform.minZoom=t,this._update(),this.getZoom()=this.transform.minZoom)return this.transform.maxZoom=t,this._update(),this.getZoom()>t&&this.setZoom(t),this;throw new Error("maxZoom must be greater than the current minZoom")},e.prototype.getMaxZoom=function(){return this.transform.maxZoom},e.prototype.project=function(t){return this.transform.locationPoint(LngLat.convert(t))},e.prototype.unproject=function(t){return this.transform.pointLocation(Point.convert(t))},e.prototype.on=function(e,o,r){var i=this;if(void 0===r)return t.prototype.on.call(this,e,o);var n=function(){if("mouseenter"===e||"mouseover"===e){var t=!1;return{layer:o,listener:r,delegates:{mousemove:function(n){var s=i.getLayer(o)?i.queryRenderedFeatures(n.point,{layers:[o]}):[];s.length?t||(t=!0,r.call(i,util.extend({features:s},n,{type:e}))):t=!1},mouseout:function(){t=!1}}}}if("mouseleave"===e||"mouseout"===e){var n=!1;return{layer:o,listener:r,delegates:{mousemove:function(t){(i.getLayer(o)?i.queryRenderedFeatures(t.point,{layers:[o]}):[]).length?n=!0:n&&(n=!1,r.call(i,util.extend({},t,{type:e})))},mouseout:function(t){n&&(n=!1,r.call(i,util.extend({},t,{type:e})))}}}}return{layer:o,listener:r,delegates:(a={},a[e]=function(t){var e=i.getLayer(o)?i.queryRenderedFeatures(t.point,{layers:[o]}):[];e.length&&r.call(i,util.extend({features:e},t))},a)};var a}();this._delegatedListeners=this._delegatedListeners||{},this._delegatedListeners[e]=this._delegatedListeners[e]||[],this._delegatedListeners[e].push(n);for(var s in n.delegates)i.on(s,n.delegates[s]);return this},e.prototype.off=function(e,o,r){if(void 0===r)return t.prototype.off.call(this,e,o);if(this._delegatedListeners&&this._delegatedListeners[e])for(var n=this._delegatedListeners[e],s=0;sthis._map.transform.height-i?["bottom"]:[],t.xthis._map.transform.width-n/2&&o.push("right"),o=0===o.length?"bottom":o.join("-")}var r=t.add(e[o]).round(),s={top:"translate(-50%,0)","top-left":"translate(0,0)","top-right":"translate(-100%,0)",bottom:"translate(-50%,-100%)","bottom-left":"translate(0,-100%)","bottom-right":"translate(-100%,-100%)",left:"translate(0,-50%)",right:"translate(-100%,-50%)"},p=this._container.classList;for(var a in s)p.remove("mapboxgl-popup-anchor-"+a);p.add("mapboxgl-popup-anchor-"+o),DOM.setTransform(this._container,s[o]+" translate("+r.x+"px,"+r.y+"px)")}},o.prototype._onClickClose=function(){this.remove()},o}(Evented);module.exports=Popup},{"../geo/lng_lat":68,"../util/dom":252,"../util/evented":253,"../util/smart_wrap":262,"../util/util":266,"../util/window":247,"@mapbox/point-geometry":2}],243:[function(_dereq_,module,exports){"use strict";var util=_dereq_("./util"),Actor=function(t,e,r){this.target=t,this.parent=e,this.mapId=r,this.callbacks={},this.callbackID=0,util.bindAll(["receive"],this),this.target.addEventListener("message",this.receive,!1)};Actor.prototype.send=function(t,e,r,a,i){var s=r?this.mapId+":"+this.callbackID++:null;r&&(this.callbacks[s]=r),this.target.postMessage({targetMapId:i,sourceMapId:this.mapId,type:t,id:String(s),data:e},a)},Actor.prototype.receive=function(t){var e,r=this,a=t.data,i=a.id;if(!a.targetMapId||this.mapId===a.targetMapId){var s=function(t,e,a){r.target.postMessage({sourceMapId:r.mapId,type:"",id:String(i),error:t?String(t):null,data:e},a)};if(""===a.type)e=this.callbacks[a.id],delete this.callbacks[a.id],e&&a.error?e(new Error(a.error)):e&&e(null,a.data);else if(void 0!==a.id&&this.parent[a.type])this.parent[a.type](a.sourceMapId,a.data,s);else if(void 0!==a.id&&this.parent.getWorkerSource){var o=a.type.split(".");this.parent.getWorkerSource(a.sourceMapId,o[0])[o[1]](a.data,s)}else this.parent[a.type](a.data)}},Actor.prototype.remove=function(){this.target.removeEventListener("message",this.receive,!1)},module.exports=Actor},{"./util":266}],244:[function(_dereq_,module,exports){"use strict";function makeRequest(e){var t=new window.XMLHttpRequest;t.open("GET",e.url,!0);for(var r in e.headers)t.setRequestHeader(r,e.headers[r]);return t.withCredentials="include"===e.credentials,t}function sameOrigin(e){var t=window.document.createElement("a");return t.href=e,t.protocol===window.document.location.protocol&&t.host===window.document.location.host}var window=_dereq_("./window"),ResourceType={Unknown:"Unknown",Style:"Style",Source:"Source",Tile:"Tile",Glyphs:"Glyphs",SpriteImage:"SpriteImage",SpriteJSON:"SpriteJSON",Image:"Image"};exports.ResourceType=ResourceType,"function"==typeof Object.freeze&&Object.freeze(ResourceType);var AJAXError=function(e){function t(t,r){e.call(this,t),this.status=r}return e&&(t.__proto__=e),t.prototype=Object.create(e&&e.prototype),t.prototype.constructor=t,t}(Error);exports.getJSON=function(e,t){var r=makeRequest(e);return r.setRequestHeader("Accept","application/json"),r.onerror=function(){t(new Error(r.statusText))},r.onload=function(){if(r.status>=200&&r.status<300&&r.response){var e;try{e=JSON.parse(r.response)}catch(e){return t(e)}t(null,e)}else t(new AJAXError(r.statusText,r.status))},r.send(),r},exports.getArrayBuffer=function(e,t){var r=makeRequest(e);return r.responseType="arraybuffer",r.onerror=function(){t(new Error(r.statusText))},r.onload=function(){var e=r.response;if(0===e.byteLength&&200===r.status)return t(new Error("http status 200 returned without content."));r.status>=200&&r.status<300&&r.response?t(null,{data:e,cacheControl:r.getResponseHeader("Cache-Control"),expires:r.getResponseHeader("Expires")}):t(new AJAXError(r.statusText,r.status))},r.send(),r};exports.getImage=function(e,t){return exports.getArrayBuffer(e,function(e,r){if(e)t(e);else if(r){var n=new window.Image,o=window.URL||window.webkitURL;n.onload=function(){t(null,n),o.revokeObjectURL(n.src)};var s=new window.Blob([new Uint8Array(r.data)],{type:"image/png"});n.cacheControl=r.cacheControl,n.expires=r.expires,n.src=r.data.byteLength?o.createObjectURL(s):"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAC0lEQVQYV2NgAAIAAAUAAarVyFEAAAAASUVORK5CYII="}})},exports.getVideo=function(e,t){var r=window.document.createElement("video");r.onloadstart=function(){t(null,r)};for(var n=0;n=o+n?e.call(t,1):(e.call(t,(r-o)/n),frame(a))}}if(!n)return e.call(t,1),null;var i=!1,o=now();return frame(a),function(){i=!0}},getImageData:function(e){var n=window.document.createElement("canvas"),t=n.getContext("2d");if(!t)throw new Error("failed to create canvas 2d context");return n.width=e.width,n.height=e.height,t.drawImage(e,0,0,e.width,e.height),t.getImageData(0,0,e.width,e.height)},hardwareConcurrency:window.navigator.hardwareConcurrency||4,get devicePixelRatio(){return window.devicePixelRatio},supportsWebp:!1};var webpImgTest=window.document.createElement("img");webpImgTest.onload=function(){module.exports.supportsWebp=!0},webpImgTest.src="data:image/webp;base64,UklGRh4AAABXRUJQVlA4TBEAAAAvAQAAAAfQ//73v/+BiOh/AAA="},{"./window":247}],246:[function(_dereq_,module,exports){"use strict";var WebWorkify=_dereq_("webworkify"),window=_dereq_("../window"),workerURL=window.URL.createObjectURL(new WebWorkify(_dereq_("../../source/worker"),{bare:!0}));module.exports=function(){return new window.Worker(workerURL)}},{"../../source/worker":116,"../window":247,webworkify:48}],247:[function(_dereq_,module,exports){"use strict";module.exports=self},{}],248:[function(_dereq_,module,exports){"use strict";function compareAreas(e,r){return r.area-e.area}var quickselect=_dereq_("quickselect"),calculateSignedArea=_dereq_("./util").calculateSignedArea;module.exports=function(e,r){var a=e.length;if(a<=1)return[e];for(var t,u,c=[],i=0;i1)for(var n=0;n0||this._oneTimeListeners&&this._oneTimeListeners[e]&&this._oneTimeListeners[e].length>0||this._eventedParent&&this._eventedParent.listens(e)},Evented.prototype.setEventedParent=function(e,t){return this._eventedParent=e,this._eventedParentData=t,this},module.exports=Evented},{"./util":266}],254:[function(_dereq_,module,exports){"use strict";function compareMax(e,t){return t.max-e.max}function Cell(e,t,n,o){this.p=new Point(e,t),this.h=n,this.d=function(e,t){for(var n=!1,o=1/0,r=0;re.y!=p.y>e.y&&e.x<(p.x-s.x)*(e.y-s.y)/(p.y-s.y)+s.x&&(n=!n),o=Math.min(o,distToSegmentSquared(e,s,p))}return(n?1:-1)*Math.sqrt(o)}(this.p,o),this.max=this.d+this.h*Math.SQRT2}var Queue=_dereq_("tinyqueue"),Point=_dereq_("@mapbox/point-geometry"),distToSegmentSquared=_dereq_("./intersection_tests").distToSegmentSquared;module.exports=function(e,t,n){void 0===t&&(t=1),void 0===n&&(n=!1);for(var o=1/0,r=1/0,i=-1/0,l=-1/0,u=e[0],a=0;ai)&&(i=s.x),(!a||s.y>l)&&(l=s.y)}var p=i-o,h=l-r,d=Math.min(p,h),x=d/2,y=new Queue(null,compareMax);if(0===d)return new Point(o,r);for(var g=o;gm.d||!m.d)&&(m=c,n&&console.log("found best %d after %d probes",Math.round(1e4*c.d)/1e4,v)),c.max-m.d<=t||(x=c.h/2,y.push(new Cell(c.p.x-x,c.p.y-x,x,e)),y.push(new Cell(c.p.x+x,c.p.y-x,x,e)),y.push(new Cell(c.p.x-x,c.p.y+x,x,e)),y.push(new Cell(c.p.x+x,c.p.y+x,x,e)),v+=4)}return n&&(console.log("num probes: "+v),console.log("best distance: "+m.d)),m.p}},{"./intersection_tests":257,"@mapbox/point-geometry":2,tinyqueue:42}],255:[function(_dereq_,module,exports){"use strict";var globalWorkerPool,WorkerPool=_dereq_("./worker_pool");module.exports=function(){return globalWorkerPool||(globalWorkerPool=new WorkerPool),globalWorkerPool}},{"./worker_pool":269}],256:[function(_dereq_,module,exports){"use strict";function createImage(e,t,i){var h=e.width,a=e.height;if(i){if(i.length!==h*a*t)throw new RangeError("mismatched image size")}else i=new Uint8Array(h*a*t);return{width:h,height:a,data:i}}function resizeImage(e,t,i){var h=t.width,a=t.height;if(h===e.width&&a===e.height)return e;var r=createImage({width:h,height:a},i);copyImage(e,r,{x:0,y:0},{x:0,y:0},{width:Math.min(e.width,h),height:Math.min(e.height,a)},i),e.width=h,e.height=a,e.data=r.data}function copyImage(e,t,i,h,a,r){if(0===a.width||0===a.height)return t;if(a.width>e.width||a.height>e.height||i.x>e.width-a.width||i.y>e.height-a.height)throw new RangeError("out of range source coordinates for image copy");if(a.width>t.width||a.height>t.height||h.x>t.width-a.width||h.y>t.height-a.height)throw new RangeError("out of range destination coordinates for image copy");for(var g=e.data,n=t.data,o=0;o1?n.distSqr(e):n.distSqr(e.sub(t)._mult(o)._add(t))}function multiPolygonContainsPoint(n,t){for(var e,r,o,i=!1,l=0;lt.y!=o.y>t.y&&t.x<(o.x-r.x)*(t.y-r.y)/(o.y-r.y)+r.x&&(i=!i);return i}function polygonContainsPoint(n,t){for(var e=!1,r=0,o=n.length-1;rt.y!=l.y>t.y&&t.x<(l.x-i.x)*(t.y-i.y)/(l.y-i.y)+i.x&&(e=!e)}return e}var isCounterClockwise=_dereq_("./util").isCounterClockwise;module.exports={multiPolygonIntersectsBufferedMultiPoint:function(n,t,e){for(var r=0;r=3)for(var u=0;u1){if(lineIntersectsLine(n,t))return!0;for(var r=0;r=128&&n<=255},Arabic:function(n){return n>=1536&&n<=1791},"Arabic Supplement":function(n){return n>=1872&&n<=1919},"Arabic Extended-A":function(n){return n>=2208&&n<=2303},"Hangul Jamo":function(n){return n>=4352&&n<=4607},"Unified Canadian Aboriginal Syllabics":function(n){return n>=5120&&n<=5759},"Unified Canadian Aboriginal Syllabics Extended":function(n){return n>=6320&&n<=6399},"General Punctuation":function(n){return n>=8192&&n<=8303},"Letterlike Symbols":function(n){return n>=8448&&n<=8527},"Number Forms":function(n){return n>=8528&&n<=8591},"Miscellaneous Technical":function(n){return n>=8960&&n<=9215},"Control Pictures":function(n){return n>=9216&&n<=9279},"Optical Character Recognition":function(n){return n>=9280&&n<=9311},"Enclosed Alphanumerics":function(n){return n>=9312&&n<=9471},"Geometric Shapes":function(n){return n>=9632&&n<=9727},"Miscellaneous Symbols":function(n){return n>=9728&&n<=9983},"Miscellaneous Symbols and Arrows":function(n){return n>=11008&&n<=11263},"CJK Radicals Supplement":function(n){return n>=11904&&n<=12031},"Kangxi Radicals":function(n){return n>=12032&&n<=12255},"Ideographic Description Characters":function(n){return n>=12272&&n<=12287},"CJK Symbols and Punctuation":function(n){return n>=12288&&n<=12351},Hiragana:function(n){return n>=12352&&n<=12447},Katakana:function(n){return n>=12448&&n<=12543},Bopomofo:function(n){return n>=12544&&n<=12591},"Hangul Compatibility Jamo":function(n){return n>=12592&&n<=12687},Kanbun:function(n){return n>=12688&&n<=12703},"Bopomofo Extended":function(n){return n>=12704&&n<=12735},"CJK Strokes":function(n){return n>=12736&&n<=12783},"Katakana Phonetic Extensions":function(n){return n>=12784&&n<=12799},"Enclosed CJK Letters and Months":function(n){return n>=12800&&n<=13055},"CJK Compatibility":function(n){return n>=13056&&n<=13311},"CJK Unified Ideographs Extension A":function(n){return n>=13312&&n<=19903},"Yijing Hexagram Symbols":function(n){return n>=19904&&n<=19967},"CJK Unified Ideographs":function(n){return n>=19968&&n<=40959},"Yi Syllables":function(n){return n>=40960&&n<=42127},"Yi Radicals":function(n){return n>=42128&&n<=42191},"Hangul Jamo Extended-A":function(n){return n>=43360&&n<=43391},"Hangul Syllables":function(n){return n>=44032&&n<=55215},"Hangul Jamo Extended-B":function(n){return n>=55216&&n<=55295},"Private Use Area":function(n){return n>=57344&&n<=63743},"CJK Compatibility Ideographs":function(n){return n>=63744&&n<=64255},"Arabic Presentation Forms-A":function(n){return n>=64336&&n<=65023},"Vertical Forms":function(n){return n>=65040&&n<=65055},"CJK Compatibility Forms":function(n){return n>=65072&&n<=65103},"Small Form Variants":function(n){return n>=65104&&n<=65135},"Arabic Presentation Forms-B":function(n){return n>=65136&&n<=65279},"Halfwidth and Fullwidth Forms":function(n){return n>=65280&&n<=65519}}},{}],259:[function(_dereq_,module,exports){"use strict";var LRUCache=function(t,e){this.max=t,this.onRemove=e,this.reset()};LRUCache.prototype.reset=function(){var t=this;for(var e in t.data)t.onRemove(t.data[e]);return this.data={},this.order=[],this},LRUCache.prototype.add=function(t,e){if(this.has(t))this.order.splice(this.order.indexOf(t),1),this.data[t]=e,this.order.push(t);else if(this.data[t]=e,this.order.push(t),this.order.length>this.max){var r=this.getAndRemove(this.order[0]);r&&this.onRemove(r)}return this},LRUCache.prototype.has=function(t){return t in this.data},LRUCache.prototype.keys=function(){return this.order},LRUCache.prototype.getAndRemove=function(t){if(!this.has(t))return null;var e=this.data[t];return delete this.data[t],this.order.splice(this.order.indexOf(t),1),e},LRUCache.prototype.get=function(t){return this.has(t)?this.data[t]:null},LRUCache.prototype.remove=function(t){if(!this.has(t))return this;var e=this.data[t];return delete this.data[t],this.onRemove(e),this.order.splice(this.order.indexOf(t),1),this},LRUCache.prototype.setMaxSize=function(t){var e=this;for(this.max=t;this.order.length>this.max;){var r=e.getAndRemove(e.order[0]);r&&e.onRemove(r)}return this},module.exports=LRUCache},{}],260:[function(_dereq_,module,exports){"use strict";function makeAPIURL(r,e){var t=parseUrl(config.API_URL);if(r.protocol=t.protocol,r.authority=t.authority,"/"!==t.path&&(r.path=""+t.path+r.path),!config.REQUIRE_ACCESS_TOKEN)return formatUrl(r);if(!(e=e||config.ACCESS_TOKEN))throw new Error("An API access token is required to use Mapbox GL. "+help);if("s"===e[0])throw new Error("Use a public access token (pk.*) with Mapbox GL, not a secret access token (sk.*). "+help);return r.params.push("access_token="+e),formatUrl(r)}function isMapboxURL(r){return 0===r.indexOf("mapbox:")}function parseUrl(r){var e=r.match(urlRe);if(!e)throw new Error("Unable to parse URL object");return{protocol:e[1],authority:e[2],path:e[3]||"/",params:e[4]?e[4].split("&"):[]}}function formatUrl(r){var e=r.params.length?"?"+r.params.join("&"):"";return r.protocol+"://"+r.authority+r.path+e}var config=_dereq_("./config"),browser=_dereq_("./browser"),help="See https://www.mapbox.com/api-documentation/#access-tokens";exports.isMapboxURL=isMapboxURL,exports.normalizeStyleURL=function(r,e){if(!isMapboxURL(r))return r;var t=parseUrl(r);return t.path="/styles/v1"+t.path,makeAPIURL(t,e)},exports.normalizeGlyphsURL=function(r,e){if(!isMapboxURL(r))return r;var t=parseUrl(r);return t.path="/fonts/v1"+t.path,makeAPIURL(t,e)},exports.normalizeSourceURL=function(r,e){if(!isMapboxURL(r))return r;var t=parseUrl(r);return t.path="/v4/"+t.authority+".json",t.params.push("secure"),makeAPIURL(t,e)},exports.normalizeSpriteURL=function(r,e,t,a){var o=parseUrl(r);return isMapboxURL(r)?(o.path="/styles/v1"+o.path+"/sprite"+e+t,makeAPIURL(o,a)):(o.path+=""+e+t,formatUrl(o))};var imageExtensionRe=/(\.(png|jpg)\d*)(?=$)/;exports.normalizeTileURL=function(r,e,t){if(!e||!isMapboxURL(e))return r;var a=parseUrl(r),o=browser.devicePixelRatio>=2||512===t?"@2x":"",p=browser.supportsWebp?".webp":"$1";return a.path=a.path.replace(imageExtensionRe,""+o+p),function(r){for(var e=0;e=65097&&a<=65103)||isChar["CJK Compatibility Ideographs"](a)||isChar["CJK Compatibility"](a)||isChar["CJK Radicals Supplement"](a)||isChar["CJK Strokes"](a)||!(!isChar["CJK Symbols and Punctuation"](a)||a>=12296&&a<=12305||a>=12308&&a<=12319||12336===a)||isChar["CJK Unified Ideographs Extension A"](a)||isChar["CJK Unified Ideographs"](a)||isChar["Enclosed CJK Letters and Months"](a)||isChar["Hangul Compatibility Jamo"](a)||isChar["Hangul Jamo Extended-A"](a)||isChar["Hangul Jamo Extended-B"](a)||isChar["Hangul Jamo"](a)||isChar["Hangul Syllables"](a)||isChar.Hiragana(a)||isChar["Ideographic Description Characters"](a)||isChar.Kanbun(a)||isChar["Kangxi Radicals"](a)||isChar["Katakana Phonetic Extensions"](a)||isChar.Katakana(a)&&12540!==a||!(!isChar["Halfwidth and Fullwidth Forms"](a)||65288===a||65289===a||65293===a||a>=65306&&a<=65310||65339===a||65341===a||65343===a||a>=65371&&a<=65503||65507===a||a>=65512&&a<=65519)||!(!isChar["Small Form Variants"](a)||a>=65112&&a<=65118||a>=65123&&a<=65126)||isChar["Unified Canadian Aboriginal Syllabics"](a)||isChar["Unified Canadian Aboriginal Syllabics Extended"](a)||isChar["Vertical Forms"](a)||isChar["Yijing Hexagram Symbols"](a)||isChar["Yi Syllables"](a)||isChar["Yi Radicals"](a)))},exports.charHasNeutralVerticalOrientation=function(a){return!!(isChar["Latin-1 Supplement"](a)&&(167===a||169===a||174===a||177===a||188===a||189===a||190===a||215===a||247===a)||isChar["General Punctuation"](a)&&(8214===a||8224===a||8225===a||8240===a||8241===a||8251===a||8252===a||8258===a||8263===a||8264===a||8265===a||8273===a)||isChar["Letterlike Symbols"](a)||isChar["Number Forms"](a)||isChar["Miscellaneous Technical"](a)&&(a>=8960&&a<=8967||a>=8972&&a<=8991||a>=8996&&a<=9e3||9003===a||a>=9085&&a<=9114||a>=9150&&a<=9165||9167===a||a>=9169&&a<=9179||a>=9186&&a<=9215)||isChar["Control Pictures"](a)&&9251!==a||isChar["Optical Character Recognition"](a)||isChar["Enclosed Alphanumerics"](a)||isChar["Geometric Shapes"](a)||isChar["Miscellaneous Symbols"](a)&&!(a>=9754&&a<=9759)||isChar["Miscellaneous Symbols and Arrows"](a)&&(a>=11026&&a<=11055||a>=11088&&a<=11097||a>=11192&&a<=11243)||isChar["CJK Symbols and Punctuation"](a)||isChar.Katakana(a)||isChar["Private Use Area"](a)||isChar["CJK Compatibility Forms"](a)||isChar["Small Form Variants"](a)||isChar["Halfwidth and Fullwidth Forms"](a)||8734===a||8756===a||8757===a||a>=9984&&a<=10087||a>=10102&&a<=10131||65532===a||65533===a)},exports.charHasRotatedVerticalOrientation=function(a){return!(exports.charHasUprightVerticalOrientation(a)||exports.charHasNeutralVerticalOrientation(a))}},{"./is_char_in_unicode_block":258}],262:[function(_dereq_,module,exports){"use strict";var LngLat=_dereq_("../geo/lng_lat");module.exports=function(n,t,l){if(n=new LngLat(n.lng,n.lat),t){var a=new LngLat(n.lng-360,n.lat),i=new LngLat(n.lng+360,n.lat),o=l.locationPoint(n).distSqr(t);l.locationPoint(a).distSqr(t)180;){var e=l.locationPoint(n);if(e.x>=0&&e.y>=0&&e.x<=l.width&&e.y<=l.height)break;n.lng>l.center.lng?n.lng-=360:n.lng+=360}return n}},{"../geo/lng_lat":68}],263:[function(_dereq_,module,exports){"use strict";function align(t,e){return Math.ceil(t/e)*e}function sizeOf(t){return viewTypes[t].BYTES_PER_ELEMENT}function getArrayViewName(t){return t.toLowerCase()}module.exports=function(t){var e=JSON.stringify(t);if(structArrayTypeCache[e])return structArrayTypeCache[e];var r=void 0===t.alignment?1:t.alignment,n=0,i=0,a=["Uint8"],o=t.members.map(function(t){a.indexOf(t.type)<0&&a.push(t.type);var e=sizeOf(t.type),o=n=align(n,Math.max(r,e)),s=t.components||1;return i=Math.max(i,e),n+=e*s,{name:t.name,type:t.type,components:s,offset:o}}),s=align(n,Math.max(i,r)),p=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e}(Struct);p.prototype.alignment=r,p.prototype.size=s;for(var y=0,c=o;y1&&(f+=u),f in p.prototype)throw new Error(f+" is a reserved name and cannot be used as a member name.");Object.defineProperty(p.prototype,f,function(t,e){var r=function(t,e){var r="this._pos"+sizeOf(t.type).toFixed(0),n=(t.offset/sizeOf(t.type)+e).toFixed(0),i=r+" + "+n;return"this._structArray."+getArrayViewName(t.type)+"["+i+"]"}(t,e);return{get:new Function("return "+r+";"),set:new Function("x",r+" = x;")}}(h,u))}var m=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e}(StructArray);m.prototype.members=o,m.prototype.StructType=p,m.prototype.bytesPerElement=s,m.prototype.emplaceBack=function(t,e){for(var r=[],n=[],i="var i = this.length;\nthis.resize(this.length + 1);\n",a=0,o=t;a1&&(_+=v),_ in m.prototype)throw new Error(_+" is a reserved name and cannot be used as a member name.");m.prototype[_]=function(t,e,r){var n=(t.offset/sizeOf(t.type)+e).toFixed(0),i=r/sizeOf(t.type);return new Function("index","return this."+getArrayViewName(t.type)+"[index * "+i+" + "+n+"];")}(g,v,s)}return m};var viewTypes={Int8:Int8Array,Uint8:Uint8Array,Int16:Int16Array,Uint16:Uint16Array,Int32:Int32Array,Uint32:Uint32Array,Float32:Float32Array},Struct=function(t,e){this._structArray=t,this._pos1=e*this.size,this._pos2=this._pos1/2,this._pos4=this._pos1/4,this._pos8=this._pos1/8},StructArray=function(t){this.isTransferred=!1,void 0!==t?(this.arrayBuffer=t.arrayBuffer,this.length=t.length,this.capacity=this.arrayBuffer.byteLength/this.bytesPerElement,this._refreshViews()):(this.capacity=-1,this.resize(0))};StructArray.serialize=function(){return{members:this.prototype.members,alignment:this.prototype.StructType.prototype.alignment}},StructArray.prototype.serialize=function(t){return this._trim(),t&&(this.isTransferred=!0,t.push(this.arrayBuffer)),{length:this.length,arrayBuffer:this.arrayBuffer}},StructArray.prototype.get=function(t){return new this.StructType(this,t)},StructArray.prototype._trim=function(){this.length!==this.capacity&&(this.capacity=this.length,this.arrayBuffer=this.arrayBuffer.slice(0,this.length*this.bytesPerElement),this._refreshViews())},StructArray.prototype.clear=function(){this.length=0},StructArray.prototype.resize=function(t){if(this.length=t,t>this.capacity){this.capacity=Math.max(t,Math.floor(5*this.capacity),128),this.arrayBuffer=new ArrayBuffer(this.capacity*this.bytesPerElement);var e=this.uint8;this._refreshViews(),e&&this.uint8.set(e)}},StructArray.prototype._refreshViews=function(){for(var t=this,e=0,r=t._usedTypes;e=1)return 1;var e=r*r,t=e*r;return 4*(r<.5?t:3*(r-e)+t-.75)},exports.bezier=function(r,e,t,n){var o=new UnitBezier(r,e,t,n);return function(r){return o.solve(r)}},exports.ease=exports.bezier(.25,.1,.25,1),exports.clamp=function(r,e,t){return Math.min(t,Math.max(e,r))},exports.wrap=function(r,e,t){var n=t-e,o=((r-e)%n+n)%n+e;return o===e?t:o},exports.asyncAll=function(r,e,t){if(!r.length)return t(null,[]);var n=r.length,o=new Array(r.length),a=null;r.forEach(function(r,i){e(r,function(r,e){r&&(a=r),o[i]=e,0==--n&&t(a,o)})})},exports.values=function(r){var e=[];for(var t in r)e.push(r[t]);return e},exports.keysDifference=function(r,e){var t=[];for(var n in r)n in e||t.push(n);return t},exports.extend=function(r){for(var e=[],t=arguments.length-1;t-- >0;)e[t]=arguments[t+1];for(var n=0,o=e;n=0)return!0;return!1};var warnOnceHistory={};exports.warnOnce=function(r){warnOnceHistory[r]||("undefined"!=typeof console&&console.warn(r),warnOnceHistory[r]=!0)},exports.isCounterClockwise=function(r,e,t){return(t.y-r.y)*(e.x-r.x)>(e.y-r.y)*(t.x-r.x)},exports.calculateSignedArea=function(r){for(var e=0,t=0,n=r.length,o=n-1,a=void 0,i=void 0;t0||Math.abs(e.y-t.y)>0)&&Math.abs(exports.calculateSignedArea(r))>.01},exports.sphericalToCartesian=function(r){var e=r[0],t=r[1],n=r[2];return t+=90,t*=Math.PI/180,n*=Math.PI/180,{x:e*Math.cos(t)*Math.sin(n),y:e*Math.sin(t)*Math.sin(n),z:e*Math.cos(n)}},exports.parseCacheControl=function(r){var t={};if(r.replace(/(?:^|(?:\s*\,\s*))([^\x00-\x20\(\)<>@\,;\:\\"\/\[\]\?\=\{\}\x7F]+)(?:\=(?:([^\x00-\x20\(\)<>@\,;\:\\"\/\[\]\?\=\{\}\x7F]+)|(?:\"((?:[^"\\]|\\.)*)\")))?/g,function(r,e,n,o){var a=n||o;return t[e]=!a||a.toLowerCase(),""}),t["max-age"]){var n=parseInt(t["max-age"],10);isNaN(n)?delete t["max-age"]:t["max-age"]=n}return t}},{"../geo/coordinate":67,"@mapbox/point-geometry":2,"@mapbox/unitbezier":5}],267:[function(_dereq_,module,exports){"use strict";var Feature=function(e,t,r,o){this.type="Feature",this._vectorTileFeature=e,e._z=t,e._x=r,e._y=o,this.properties=e.properties,null!=e.id&&(this.id=e.id)},prototypeAccessors={geometry:{}};prototypeAccessors.geometry.get=function(){return void 0===this._geometry&&(this._geometry=this._vectorTileFeature.toGeoJSON(this._vectorTileFeature._x,this._vectorTileFeature._y,this._vectorTileFeature._z).geometry),this._geometry},prototypeAccessors.geometry.set=function(e){this._geometry=e},Feature.prototype.toJSON=function(){var t={geometry:this.geometry};for(var r in this)"_geometry"!==r&&"_vectorTileFeature"!==r&&(t[r]=this[r]);return t},Object.defineProperties(Feature.prototype,prototypeAccessors),module.exports=Feature},{}],268:[function(_dereq_,module,exports){"use strict";var scriptDetection=_dereq_("./script_detection");module.exports=function(t){for(var o="",e=0;e":"﹀","?":"︖","@":"＠","[":"﹇","\\":"＼","]":"﹈","^":"＾",_:"︳","`":"｀","{":"︷","|":"―","}":"︸","~":"～","¢":"￠","£":"￡","¥":"￥","¦":"￤","¬":"￢","¯":"￣","–":"︲","—":"︱","‘":"﹃","’":"﹄","“":"﹁","”":"﹂","…":"︙","‧":"・","₩":"￦","、":"︑","。":"︒","〈":"︿","〉":"﹀","《":"︽","》":"︾","「":"﹁","」":"﹂","『":"﹃","』":"﹄","【":"︻","】":"︼","〔":"︹","〕":"︺","〖":"︗","〗":"︘","！":"︕","（":"︵","）":"︶","，":"︐","－":"︲","．":"・","：":"︓","；":"︔","＜":"︿","＞":"﹀","？":"︖","［":"﹇","］":"﹈","＿":"︳","｛":"︷","｜":"―","｝":"︸","｟":"︵","｠":"︶","｡":"︒","｢":"﹁","｣":"﹂"}},{"./script_detection":261}],269:[function(_dereq_,module,exports){"use strict";var WebWorker=_dereq_("./web_worker"),WorkerPool=function(){this.active={}};WorkerPool.prototype.acquire=function(r){if(!this.workers){var o=_dereq_("../").workerCount;for(this.workers=[];this.workers.lengthTrd?G>7D-lklrqp&y>MAn*gDcDLIV52W@}`Q<+%SF@(Sa-P*nJYlO_^58%Fl=FPUPw^&v^x>-l|>MAO!~m1CF|b zA$Tx-h4buQdY=ig%C=pzphTFF 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