mapbox-gl-arcgis-tiled-map-service/dist/mapbox-gl-arcgis-tiled-map-service.js

ArcGIS Tile Map Service custom source plugin for Mapbox GL

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et=function(t,e){t&&(e?this.setSouthWest(t).setNorthEast(e):4===t.length?this.setSouthWest([t[0],t[1]]).setNorthEast([t[2],t[3]]):this.setSouthWest(t[0]).setNorthEast(t[1]))};et.prototype.setNorthEast=function(t){return this._ne=t instanceof tt?new tt(t.lng,t.lat):tt.convert(t),this},et.prototype.setSouthWest=function(t){return this._sw=t instanceof tt?new tt(t.lng,t.lat):tt.convert(t),this},et.prototype.extend=function(t){var e,n,r=this._sw,i=this._ne;if(t instanceof tt)e=t,n=t;else{if(!(t instanceof et))return Array.isArray(t)?t.every(Array.isArray)?this.extend(et.convert(t)):this.extend(tt.convert(t)):this;if(e=t._sw,n=t._ne,!e||!n)return this}return r||i?(r.lng=Math.min(e.lng,r.lng),r.lat=Math.min(e.lat,r.lat),i.lng=Math.max(n.lng,i.lng),i.lat=Math.max(n.lat,i.lat)):(this._sw=new tt(e.lng,e.lat),this._ne=new tt(n.lng,n.lat)),this},et.prototype.getCenter=function(){return new tt((this._sw.lng+this._ne.lng)/2,(this._sw.lat+this._ne.lat)/2)},et.prototype.getSouthWest=function(){return this._sw},et.prototype.getNorthEast=function(){return this._ne},et.prototype.getNorthWest=function(){return new tt(this.getWest(),this.getNorth())},et.prototype.getSouthEast=function(){return new tt(this.getEast(),this.getSouth())},et.prototype.getWest=function(){return this._sw.lng},et.prototype.getSouth=function(){return this._sw.lat},et.prototype.getEast=function(){return this._ne.lng},et.prototype.getNorth=function(){return this._ne.lat},et.prototype.toArray=function(){return[this._sw.toArray(),this._ne.toArray()]},et.prototype.toString=function(){return"LngLatBounds("+this._sw.toString()+", "+this._ne.toString()+")"},et.prototype.isEmpty=function(){return!(this._sw&&this._ne)},et.convert=function(t){return!t||t instanceof et?t:new et(t)};Math.PI;function nt(t){return(180+t)/360}function rt(t){return(180-180/Math.PI*Math.log(Math.tan(Math.PI/4+t*Math.PI/360)))/360}var it=function(t,e,n){this.bounds=et.convert(this.validateBounds(t)),this.minzoom=e||0,this.maxzoom=n||24};it.prototype.validateBounds=function(t){return Array.isArray(t)&&4===t.length?[Math.max(-180,t[0]),Math.max(-90,t[1]),Math.min(180,t[2]),Math.min(90,t[3])]:[-180,-90,180,90]},it.prototype.contains=function(t){var e=Math.pow(2,t.z),n=Math.floor(nt(this.bounds.getWest())*e),r=Math.floor(rt(this.bounds.getNorth())*e),i=Math.ceil(nt(this.bounds.getEast())*e),s=Math.ceil(rt(this.bounds.getSouth())*e);return t.x>=n&&t.x<i&&t.y>=r&&t.y<s};var st=/\{ *([\w_]+) *\}/g,ot=function(t,e){return e?e[Math.abs(t.x+t.y)%e.length]:null},at=self.HTMLImageElement,ut=self.HTMLCanvasElement,ct=self.HTMLVideoElement,ht=self.ImageData,lt=function(t,e,n,r){this.context=t,this.format=n,this.texture=t.gl.createTexture(),this.update(e,r)};return lt.prototype.update=function(t,e,n){var r=t.width,i=t.height,s=!(this.size&&this.size[0]===r&&this.size[1]===i||n),o=this.context,a=o.gl;if(this.useMipmap=Boolean(e&&e.useMipmap),a.bindTexture(a.TEXTURE_2D,this.texture),o.pixelStoreUnpackFlipY.set(!1),o.pixelStoreUnpack.set(1),o.pixelStoreUnpackPremultiplyAlpha.set(this.format===a.RGBA&&(!e||!1!==e.premultiply)),s)this.size=[r,i],t instanceof at||t instanceof ut||t instanceof ct||t instanceof ht?a.texImage2D(a.TEXTURE_2D,0,this.format,this.format,a.UNSIGNED_BYTE,t):a.texImage2D(a.TEXTURE_2D,0,this.format,r,i,0,this.format,a.UNSIGNED_BYTE,t.data);else{var u=n||{x:0,y:0},c=u.x,h=u.y;t instanceof at||t instanceof ut||t instanceof ct||t instanceof ht?a.texSubImage2D(a.TEXTURE_2D,0,c,h,a.RGBA,a.UNSIGNED_BYTE,t):a.texSubImage2D(a.TEXTURE_2D,0,c,h,r,i,a.RGBA,a.UNSIGNED_BYTE,t.data)}this.useMipmap&&this.isSizePowerOfTwo()&&a.generateMipmap(a.TEXTURE_2D)},lt.prototype.bind=function(t,e,n){var r=this.context.gl;r.bindTexture(r.TEXTURE_2D,this.texture),n!==r.LINEAR_MIPMAP_NEAREST||this.isSizePowerOfTwo()||(n=r.LINEAR),t!==this.filter&&(r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,t),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,n||t),this.filter=t),e!==this.wrap&&(r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,e),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,e),this.wrap=e)},lt.prototype.isSizePowerOfTwo=function(){return this.size[0]===this.size[1]&&Math.log(this.size[0])/Math.LN2%1==0},lt.prototype.destroy=function(){this.context.gl.deleteTexture(this.texture),this.texture=null},function(n){function r(r,i,s,o){n.call(this),this.id=r,this.dispatcher=s,this.setEventedParent(o),this.type="arcgisraster",this.minzoom=0,this.maxzoom=22,this.roundZoom=!0,this.tileSize=512,this._loaded=!1,this._options=t({type:"arcgisraster"},i),t(this,e(i,["url","scheme","tileSize"]))}return n&&(r.__proto__=n),r.prototype=Object.create(n&&n.prototype),r.prototype.constructor=r,r.prototype.load=function(){var n,r,i,s=this;this._loaded=!1,this.fire(new W("dataloading",{dataType:"source"})),n=this._options,r=function(e,n){s._loaded=!0,e?s.fire(new V(e)):n&&(t(s,n),n.bounds&&(s.tileBounds=new it(n.bounds,s.minzoom,s.maxzoom)),s.fire(new W("data",{dataType:"source",sourceDataType:"metadata"})),s.fire(new W("data",{dataType:"source",sourceDataType:"content"})))},i=function(t,n){if(t)return r(t);var i=e(n,["tileInfo","initialExtent","fullExtent","spatialReference","tileServers","documentInfo"]);i._lodMap={};var s=n.spatialReference.latestWkid||n.spatialReference.wkid;if(102100===s||3857===s){var o=n.fullExtent;if(o&&o.spatialReference&&102100===o.spatialReference.wkid){var a=[o.xmin,o.ymin,o.xmax,o.ymax],u=new Q({size:256}).convert(a);i.bounds=u}var c=n.tileInfo.lods,h=Z;i.minzoom=c[0].level,i.maxzoom=c[c.length-1].level;for(var l=0;l<c.length;l++){var p=c[l];for(var f in h){var d=h[f];if($(p.resolution,d,.1)){i._lodMap[f]=p.level;break}}}}else r(new Error("non-mercator spatial reference"));r(null,i)},n.url?X({url:n.url},i):v.frame(i.bind(null,null,n))},r.prototype.loaded=function(){return this._loaded},r.prototype.onAdd=function(t){var e=this.url.split("?")[0];this.tileUrl=e+"/tile/{z}/{y}/{x}",new RegExp(/tiles.arcgis(online)?\.com/g).test(this.url)&&(this.tileUrl=this.tileUrl.replace("://tiles","://tiles{s}"),this.subdomains=["1","2","3","4"]),this.token&&(this.tileUrl+="?token="+this.token),this.map=t,this.load()},r.prototype.onRemove=function(){},r.prototype.serialize=function(){return t({},this._options)},r.prototype.hasTile=function(t){return!this.tileBounds||this.tileBounds.contains(t.canonical)},r.prototype.loadTile=function(e,n){var r,i,s=this,o={z:e.tileID.overscaledZ,x:e.tileID.canonical.x,y:e.tileID.canonical.y},a=(r=this.tileUrl,i=t({s:ot(o,this.subdomains),z:this._lodMap&&this._lodMap[o.z]?this._lodMap[o.z]:o.z,x:o.x,y:o.y},this.options),r.replace(st,function(t,e){var n=i[e];if(void 0===n)throw new Error("No value provided for variable "+t);return"function"==typeof n&&(n=n(i)),n}));e.request=F({url:a},function(t,r){if(delete e.request,e.aborted)e.state="unloaded",n(null);else if(t)e.state="errored",n(t);else if(r){s.map._refreshExpiredTiles&&e.setExpiryData(r),delete r.cacheControl,delete r.expires;var i=s.map.painter.context,o=i.gl;e.texture=s.map.painter.getTileTexture(r.width),e.texture?e.texture.update(r,{useMipmap:!0}):(e.texture=new lt(i,r,o.RGBA,{useMipmap:!0}),e.texture.bind(o.LINEAR,o.CLAMP_TO_EDGE,o.LINEAR_MIPMAP_NEAREST),i.extTextureFilterAnisotropic&&o.texParameterf(o.TEXTURE_2D,i.extTextureFilterAnisotropic.TEXTURE_MAX_ANISOTROPY_EXT,i.extTextureFilterAnisotropicMax)),e.state="loaded",a=s.dispatcher,++z>I&&(a.getActor().send("enforceCacheSizeLimit",R),z=0),n(null)}var a})},r.prototype.abortTile=function(t,e){t.request&&(t.request.cancel(),delete t.request),e()},r.prototype.unloadTile=function(t,e){t.texture&&this.map.painter.saveTileTexture(t.texture),e()},r.prototype.hasTransition=function(){return!1},r}(J)});
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