mapbox-gl/dist/esm-min/mapbox-gl.js

A WebGL interactive maps library

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class extends Hn{constructor(){super("map.auth"),this.success={},this.skuToken=""}getSession(e,t,i,o){if(!a.API_URL||!a.SESSION_PATH)return;const s=Un(a.API_URL+a.SESSION_PATH);s.params.push(`sku=${t||""}`),s.params.push(`access_token=${o||a.ACCESS_TOKEN||""}`);const r={url:jn(s),headers:{"Content-Type":"text/plain"}};this.pendingRequest=c(r,(e=>{this.pendingRequest=null,i(e),this.saveEventData(),this.processRequests(o)}))}getSessionAPI(e,t,i,o){this.skuToken=t,this.errorCb=o,a.SESSION_PATH&&a.API_URL&&(i||a.ACCESS_TOKEN?this.queueRequest({id:e,timestamp:Date.now()},i):this.errorCb(new Error(Bn)))}processRequests(e){if(this.pendingRequest||0===this.queue.length)return;const{id:t,timestamp:i}=this.queue.shift();t&&this.success[t]||this.getSession(i,this.skuToken,(e=>{e?this.errorCb(e):t&&(this.success[t]=!0)}),e)}remove(){this.errorCb=null}},ra=sa.getSessionAPI.bind(sa),na=new Set;function aa(e,t){t?na.add(e):na.delete(e)}class la{constructor(){this._changed=!1,this._updatedLayers={},this._removedLayers={},this._updatedSourceCaches={},this._updatedPaintProps=new Set,this._updatedImages={}}isDirty(){return this._changed}setDirty(){this._changed=!0}getUpdatedSourceCaches(){return this._updatedSourceCaches}updateSourceCache(e,t){this._updatedSourceCaches[e]=t,this.setDirty()}discardSourceCacheUpdate(e){delete this._updatedSourceCaches[e]}updateLayer(e){const t=e.scope;this._updatedLayers[t]=this._updatedLayers[t]||new Set,this._updatedLayers[t].add(e.id),this.setDirty()}removeLayer(e){const t=e.scope;this._removedLayers[t]=this._removedLayers[t]||{},this._updatedLayers[t]=this._updatedLayers[t]||new Set,this._removedLayers[t][e.id]=e,this._updatedLayers[t].delete(e.id),this._updatedPaintProps.delete(e.fqid),this.setDirty()}getRemovedLayer(e){return this._removedLayers[e.scope]?this._removedLayers[e.scope][e.id]:null}discardLayerRemoval(e){this._removedLayers[e.scope]&&delete this._removedLayers[e.scope][e.id]}getLayerUpdatesByScope(){const e={};for(const t in this._updatedLayers)e[t]=e[t]||{},e[t].updatedIds=Array.from(this._updatedLayers[t].values());for(const t in this._removedLayers)e[t]=e[t]||{},e[t].removedIds=Object.keys(this._removedLayers[t]);return e}getUpdatedPaintProperties(){return this._updatedPaintProps}updatePaintProperties(e){this._updatedPaintProps.add(e.fqid),this.setDirty()}getUpdatedImages(e){return this._updatedImages[e]?Array.from(this._updatedImages[e].values()):[]}updateImage(e,t){this._updatedImages[t]=this._updatedImages[t]||new Set,this._updatedImages[t].add(v.toString(e)),this.setDirty()}resetUpdatedImages(e){this._updatedImages[e]&&this._updatedImages[e].clear()}reset(){this._changed=!1,this._updatedLayers={},this._removedLayers={},this._updatedSourceCaches={},this._updatedPaintProps.clear(),this._updatedImages={}}}function ca(e){const{userImage:t}=e;return!!(t&&t.render&&t.render())&&(e.data.replace(new Uint8Array(t.data.buffer)),!0)}class ha extends E{constructor(e){super(),this.imageProviders=new Map,this.images=new Map,this.updatedImages=new Map,this.callbackDispatchedThisFrame=new Map,this.loaded=new Map,this.requestors=[],this.patterns=new Map,this.patternsInFlight=new Set,this.atlasImage=new Map,this.atlasTexture=new Map,this.dirty=!0,this.spriteFormat=e,"raster"!==e&&S()&&(this.imageRasterizerDispatcher=new I(C(),this,"Image Rasterizer Worker",1))}addScope(e){this.loaded.set(e,!1),this.imageProviders.set(e,new Map),this.images.set(e,new Map),this.updatedImages.set(e,new Set),this.callbackDispatchedThisFrame.set(e,new Set),this.patterns.set(e,new Map),this.atlasImage.set(e,new T({width:1,height:1}))}removeScope(e){this.loaded.delete(e),this.imageProviders.delete(e),this.images.delete(e),this.updatedImages.delete(e),this.callbackDispatchedThisFrame.delete(e),this.patterns.delete(e),this.atlasImage.delete(e);const t=this.atlasTexture.get(e);t&&(t.destroy(),this.atlasTexture.delete(e))}addImageProvider(e,t){this.imageProviders.has(t)||this.imageProviders.set(t,new Map),this.imageProviders.get(t).set(e.id,e)}removeImageProvider(e,t){this.imageProviders.has(t)&&this.imageProviders.get(t).delete(e)}getPendingImageProviders(){const e=[];for(const t of this.imageProviders.values())for(const i of t.values())i.hasPendingRequests()&&e.push(i);return e}get imageRasterizer(){return this._imageRasterizer||(this._imageRasterizer=new R),this._imageRasterizer}isLoaded(){for(const e of this.loaded.keys())if(!this.loaded.get(e))return!1;return!0}setLoaded(e,t){if(this.loaded.get(t)!==e&&(this.loaded.set(t,e),e)){for(const{ids:e,callback:i}of this.requestors)this._notify(e,t,i);this.requestors=[]}}hasImage(e,t){return!!this.getImage(e,t)}getImage(e,t){return this.images.get(t).get(e.toString())}addImage(e,t,i){this._validate(e,i)&&this.images.get(t).set(e.toString(),i)}_validate(e,t){let i=!0;return this._validateStretch(t.stretchX,t.data&&t.data.width)||(this.fire(new A(new Error(`Image "${e.name}" has invalid "stretchX" value`))),i=!1),this._validateStretch(t.stretchY,t.data&&t.data.height)||(this.fire(new A(new Error(`Image "${e.name}" has invalid "stretchY" value`))),i=!1),this._validateContent(t.content,t)||(this.fire(new A(new Error(`Image "${e.name}" has invalid "content" value`))),i=!1),i}_validateStretch(e,t){if(!e)return!0;let i=0;for(const o of e){if(o[0]<i||o[1]<o[0]||t<o[1])return!1;i=o[1]}return!0}_validateContent(e,t){if(!e)return!0;if(4!==e.length)return!1;if(!t.usvg){if(e[0]<0||t.data.width<e[0])return!1;if(e[1]<0||t.data.height<e[1])return!1;if(e[2]<0||t.data.width<e[2])return!1;if(e[3]<0||t.data.height<e[3])return!1}return!(e[2]<e[0]||e[3]<e[1])}updateImage(e,t,i){const o=this.images.get(t).get(e.toString());i.version=o.version+1,this.images.get(t).set(e.toString(),i),this.updatedImages.get(t).add(e),this.removeFromImageRasterizerCache(e,t)}clearUpdatedImages(e){this.updatedImages.get(e).clear()}removeFromImageRasterizerCache(e,t){"raster"!==this.spriteFormat&&(S()?this.imageRasterizerDispatcher.getActor().send("removeRasterizedImages",{imageIds:[e],scope:t}):this.imageRasterizer.removeImagesFromCacheByIds([e],t))}removeImage(e,t){const i=this.images.get(t),o=i.get(e.toString());i.delete(e.toString()),this.patterns.get(t).delete(e.toString()),this.removeFromImageRasterizerCache(e,t),o.userImage&&o.userImage.onRemove&&o.userImage.onRemove()}listImages(e){return Array.from(this.images.get(e).keys()).map((e=>v.from(e)))}getImages(e,t,i){const o=[],s=[],r=this.imageProviders.get(t);for(const i of e){if(!i.iconsetId){o.push(i);continue}const e=r.get(i.iconsetId);e&&(this.getImage(i,t)?s.push(i):e.addPendingRequest(i))}if(0===o.length)return void this._notify(s,t,i);let n=!0;const a=!!this.loaded.get(t),l=this.images.get(t);if(!a)for(const e of o)l.has(e.toString())||(n=!1);a||n?this._notify(o,t,i):this.requestors.push({ids:o,scope:t,callback:i})}rasterizeImages(e,t){const i=new Map,{tasks:o,scope:s}=e;for(const[e,t]of o.entries()){const o=this.getImage(t.id,s);o&&i.set(e,{image:o,imageVariant:t})}this._rasterizeImages(s,i,t)}_rasterizeImages(e,t,i){if(S())this.imageRasterizerDispatcher.getActor().send("rasterizeImagesWorker",{tasks:t,scope:e},i);else{const o=new Map;for(const[i,{image:s,imageVariant:r}]of t.entries())o.set(i,this.imageRasterizer.rasterize(r,s,e,0));i(void 0,o)}}getUpdatedImages(e){return this.updatedImages.get(e)||new Set}_notify(e,t,i){const o=this.images.get(t),s=new Map;for(const t of e){if(!o.get(t.toString())){if(t.iconsetId)continue;this.fire(new D("styleimagemissing",{id:t.name}))}const e=o.get(t.toString());if(!e){u(`Image "${t.name}" could not be loaded. Please make sure you have added the image with map.addImage() or a "sprite" property in your style. You can provide missing images by listening for the "styleimagemissing" map event.`);continue}const i={data:e.usvg?null:e.data.clone(),pixelRatio:e.pixelRatio,sdf:e.sdf,usvg:e.usvg,version:e.version,stretchX:e.stretchX,stretchY:e.stretchY,content:e.content,hasRenderCallback:Boolean(e.userImage&&e.userImage.render)};e.usvg&&Object.assign(i,{width:e.icon.usvg_tree.width,height:e.icon.usvg_tree.height}),s.set(v.toString(t),i)}i(null,s)}getPixelSize(e){const{width:t,height:i}=this.atlasImage.get(e);return{width:t,height:i}}getPattern(e,t,i){const o=e.toString(),s=this.patterns.get(t),r=s.get(o),n=this.getImage(e,t);if(!n)return null;if(r){if(r.position.version===n.version)return r.position;r.position.version=n.version}else{if(n.usvg&&!n.data){const s=this.getPatternInFlightId(o,t);if(this.patternsInFlight.has(s))return null;this.patternsInFlight.add(s);const r=new L(e).scaleSelf(w.devicePixelRatio),a=new Map([[r.toString(),{image:n,imageVariant:r}]]);return this._rasterizeImages(t,a,((e,o)=>this.storePatternImage(r,t,n,i,o))),null}this.storePattern(e,t,n)}return this._updatePatternAtlas(t,i),s.get(o).position}getPatternInFlightId(e,t){return O(e,t)}hasPatternsInFlight(){return 0!==this.patternsInFlight.size}storePatternImage(e,t,i,o,s){const r=e.toString(),n=s?s.get(r):void 0;n&&(i.data=n,this.storePattern(e.id,t,i),this._updatePatternAtlas(t,o),this.patternsInFlight.delete(this.getPatternInFlightId(e.id.toString(),t)))}storePattern(e,t,i){const o={w:i.data.width+2*M,h:i.data.height+2*M,x:0,y:0},s=new P(o,i,M);this.patterns.get(t).set(e.toString(),{bin:o,position:s})}destroyAtlasTextures(){for(const e of this.atlasTexture.values())e&&e.destroy();this.atlasTexture.clear()}bind(e,t){const i=e.gl;let o=this.atlasTexture.get(t);o?this.dirty&&(o.update(this.atlasImage.get(t)),this.dirty=!1):(o=new z(e,this.atlasImage.get(t),i.RGBA8),this.atlasTexture.set(t,o)),o.bind(i.LINEAR,i.CLAMP_TO_EDGE)}_updatePatternAtlas(e,t){const i=this.patterns.get(e),o=Array.from(i.values()).map((({bin:e})=>e)),{w:s,h:r}=F(o),n=this.atlasImage.get(e);n.resize({width:s||1,height:r||1});const a=this.images.get(e);for(const[e,{bin:o,position:s}]of i.entries()){let i=s.padding;const r=o.x+i,l=o.y+i,c=a.get(e).data,h=c.width,d=c.height;i=i>1?i-1:i,T.copy(c,n,{x:0,y:0},{x:r,y:l},{width:h,height:d},t),T.copy(c,n,{x:0,y:d-i},{x:r,y:l-i},{width:h,height:i},t),T.copy(c,n,{x:0,y:0},{x:r,y:l+d},{width:h,height:i},t),T.copy(c,n,{x:h-i,y:0},{x:r-i,y:l},{width:i,height:d},t),T.copy(c,n,{x:0,y:0},{x:r+h,y:l},{width:i,height:d},t),T.copy(c,n,{x:h-i,y:d-i},{x:r-i,y:l-i},{width:i,height:i},t),T.copy(c,n,{x:0,y:d-i},{x:r+h,y:l-i},{width:i,height:i},t),T.copy(c,n,{x:0,y:0},{x:r+h,y:l+d},{width:i,height:i},t),T.copy(c,n,{x:h-i,y:0},{x:r-i,y:l+d},{width:i,height:i},t)}this.dirty=!0}beginFrame(){for(const e of this.images.keys())this.callbackDispatchedThisFrame.set(e,new Set)}dispatchRenderCallbacks(e,t){const i=this.images.get(t);for(const o of e){if(this.callbackDispatchedThisFrame.get(t).has(o.toString()))continue;this.callbackDispatchedThisFrame.get(t).add(o.toString());const e=i.get(o.toString());ca(e)&&this.updateImage(o,t,e)}}destroy(){this.imageRasterizerDispatcher&&this.imageRasterizerDispatcher.remove()}}function da(e){const t=e.value,i=e.valueSpec,o=e.style,s=e.styleSpec,r=e.key,n=e.arrayElementValidator||Pa;if(!Array.isArray(t))return[new k(r,t,`array expected, ${U(t)} found`)];if(i.length&&t.length!==i.length)return[new k(r,t,`array length ${i.length} expected, length ${t.length} found`)];if(i["min-length"]&&t.length<i["min-length"])return[new k(r,t,`array length at least ${i["min-length"]} expected, length ${t.length} found`)];let a={type:i.value,values:i.values,minimum:i.minimum,maximum:i.maximum,function:void 0};s.$version<7&&(a.function=i.function),B(i.value)&&(a=i.value);let l=[];for(let e=0;e<t.length;e++)l=l.concat(n({array:t,arrayIndex:e,value:t[e],valueSpec:a,style:o,styleSpec:s,key:`${r}[${e}]`},!0));return l}function ua(e){const t=e.key,i=e.value,o=e.valueSpec;if(!j(i))return[new k(t,i,`number expected, ${U(i)} found`)];if(i!=i)return[new k(t,i,"number expected, NaN found")];if("minimum"in o){let s=o.minimum;if(Array.isArray(o.minimum)&&(s=o.minimum[e.arrayIndex]),i<s)return[new k(t,i,`${i} is less than the minimum value ${s}`)]}if("maximum"in o){let s=o.maximum;if(Array.isArray(o.maximum)&&(s=o.maximum[e.arrayIndex]),i>s)return[new k(t,i,`${i} is greater than the maximum value ${s}`)]}return[]}function _a(e){const t=e.key,i=e.value;if(!B(i))return[new k(t,i,`object expected, ${U(i)} found`)];const o=e.valueSpec,s=N(i.type);let r,n,a,l={};const c="categorical"!==s&&void 0===i.property,h=!c,d=function(e){const t=e.stops;return Array.isArray(t)&&Array.isArray(t[0])&&B(t[0][0])}(i),u=Ma({key:e.key,value:e.value,valueSpec:e.styleSpec.function,style:e.style,styleSpec:e.styleSpec,objectElementValidators:{stops:function(e){if("identity"===s)return[new k(e.key,e.value,'identity function may not have a "stops" property')];let t=[];const i=e.value;return t=t.concat(da({key:e.key,value:i,valueSpec:e.valueSpec,style:e.style,styleSpec:e.styleSpec,arrayElementValidator:_})),Array.isArray(i)&&0===i.length&&t.push(new k(e.key,i,"array must have at least one stop")),t},default:function(e){return Pa({key:e.key,value:e.value,valueSpec:o,style:e.style,styleSpec:e.styleSpec})}}});return"identity"===s&&c&&u.push(new k(e.key,e.value,'missing required property "property"')),"identity"===s||i.stops||u.push(new k(e.key,e.value,'missing required property "stops"')),"exponential"===s&&o.expression&&!G(o)&&u.push(new k(e.key,e.value,"exponential functions not supported")),e.styleSpec.$version>=8&&(h&&!V(o)?u.push(new 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