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material copyright ESRI, All Rights Reserved, unless otherwise specified.\nSee https://js.arcgis.com/4.23/esri/copyright.txt for details.\n*/\nimport{remove as e}from\"../arrayUtils.js\";import{makeHandle as t}from\"../handleUtils.js\";import r from\"../Logger.js\";import{isSome as s}from\"../maybe.js\";import{throwIfAborted as i}from\"../promiseUtils.js\";import{open as o}from\"./workers.js\";const h=r.getLogger(\"esri.core.workers.WorkerHandle\");class n{constructor(e,t,r,s={}){this._mainMethod=t,this._listeners=[],this._promise=o(e,{...s,schedule:r}).then((e=>{if(void 0===this._thread){this._thread=e,this._promise=null,s.hasInitialize&&this.broadcast({},\"initialize\");for(const e of this._listeners)this._connectListener(e)}else e.close()})),this._promise.catch((t=>h.error(`Failed to initialize ${e} worker: ${t}`)))}on(r,i){const o={removed:!1,eventName:r,callback:i,threadHandle:null};return this._listeners.push(o),this._connectListener(o),t((()=>{o.removed=!0,e(this._listeners,o),this._thread&&s(o.threadHandle)&&o.threadHandle.remove()}))}destroy(){this._thread&&(this._thread.close(),this._thread=null),this._promise=null}invoke(e,t){return this.invokeMethod(this._mainMethod,e,t)}invokeMethod(e,t,r){if(this._thread){const s=this.getTransferList(t,e);return this._thread.invoke(e,t,{transferList:s,signal:r})}return this._promise?this._promise.then((()=>(i(r),this.invokeMethod(e,t,r)))):Promise.reject(null)}broadcast(e,t){return this._thread?Promise.all(this._thread.broadcast(t,e)).then((()=>{})):this._promise?this._promise.then((()=>this.broadcast(e,t))):Promise.reject()}get promise(){return this._promise}_connectListener(e){this._thread&&this._thread.on(e.eventName,e.callback).then((t=>{e.removed||(e.threadHandle=t)}))}}export{n as WorkerHandle};\n","/*\nAll material copyright ESRI, All Rights Reserved, unless otherwise specified.\nSee https://js.arcgis.com/4.23/esri/copyright.txt for details.\n*/\nimport{unwrap as e,isSome as r}from\"../../core/maybe.js\";import{WorkerHandle as t}from\"../../core/workers/WorkerHandle.js\";class s extends t{constructor(e=null){super(\"LercWorker\",\"_decode\",e,{strategy:\"dedicated\"}),this.schedule=e,this.ref=0}decode(e,r,t){return e&&0!==e.byteLength?this.invoke({buffer:e,options:r},t):Promise.resolve(null)}getTransferList(e){return[e.buffer]}release(){--this.ref<=0&&(o.forEach(((e,r)=>{e===this&&o.delete(r)})),this.destroy())}}const o=new Map;function n(t=null){let n=o.get(e(t));return n||(r(t)?(n=new s((e=>t.schedule(e))),o.set(t,n)):(n=new s,o.set(null,n))),++n.ref,n}export{n as acquireDecoder};\n","/*\nAll material copyright ESRI, All Rights Reserved, unless otherwise specified.\nSee https://js.arcgis.com/4.23/esri/copyright.txt for details.\n*/\nimport{_ as e}from\"../chunks/tslib.es6.js\";import r from\"../request.js\";import t from\"../core/Error.js\";import o from\"../core/Logger.js\";import{releaseMaybe as i,isSome as s}from\"../core/maybe.js\";import{MultiOriginJSONMixin as a}from\"../core/MultiOriginJSONSupport.js\";import{throwIfAbortError as l,throwIfAborted as n}from\"../core/promiseUtils.js\";import{objectToQuery as p}from\"../core/urlUtils.js\";import{property as c}from\"../core/accessorSupport/decorators/property.js\";import\"../core/arrayUtils.js\";import\"../core/has.js\";import\"../core/accessorSupport/ensureType.js\";import{reader as m}from\"../core/accessorSupport/decorators/reader.js\";import{subclass as h}from\"../core/accessorSupport/decorators/subclass.js\";import d from\"../geometry/HeightModelInfo.js\";import u from\"./Layer.js\";import{ArcGISCachedService as y}from\"./mixins/ArcGISCachedService.js\";import{ArcGISService as v}from\"./mixins/ArcGISService.js\";import{OperationalLayer as f}from\"./mixins/OperationalLayer.js\";import{PortalLayer as g}from\"./mixins/PortalLayer.js\";import{url as S}from\"./support/commonProperties.js\";import{acquireDecoder as j}from\"./support/LercDecoder.js\";const w=o.getLogger(\"esri.layers.ElevationLayer\");let T=class extends(y(v(f(g(a(u)))))){constructor(...e){super(...e),this.copyright=null,this.heightModelInfo=null,this.path=null,this.opacity=1,this.operationalLayerType=\"ArcGISTiledElevationServiceLayer\",this.sourceJSON=null,this.type=\"elevation\",this.url=null,this.version=null,this._lercDecoder=j()}normalizeCtorArgs(e,r){return\"string\"==typeof e?{url:e,...r}:e}destroy(){this._lercDecoder=i(this._lercDecoder)}set minScale(e){this.constructed&&w.warn(`${this.declaredClass}.minScale support has been removed (since 4.5)`)}get minScale(){}set maxScale(e){this.constructed&&w.warn(`${this.declaredClass}.maxScale support has been removed (since 4.5)`)}get maxScale(){}readVersion(e,r){let t=r.currentVersion;return t||(t=9.3),t}load(e){const r=s(e)?e.signal:null;return this.addResolvingPromise(this.loadFromPortal({supportedTypes:[\"Image Service\"],supportsData:!1,validateItem:e=>{for(let r=0;r<e.typeKeywords.length;r++)if(\"elevation 3d layer\"===e.typeKeywords[r].toLowerCase())return!0;throw new t(\"portal:invalid-layer-item-type\",\"Invalid layer item type '${type}', expected '${expectedType}' \",{type:\"Image Service\",expectedType:\"Image Service Elevation 3D Layer\"})}},e).catch(l).then((()=>this._fetchImageService(r)))),Promise.resolve(this)}fetchTile(e,t,o,i){const a=s((i=i||{signal:null}).signal)?i.signal:i.signal=(new AbortController).signal,l={responseType:\"array-buffer\",signal:a},n={noDataValue:i.noDataValue,returnFileInfo:!0};return this.load().then((()=>this._fetchTileAvailability(e,t,o,i))).then((()=>r(this.getTileUrl(e,t,o),l))).then((e=>this._lercDecoder.decode(e.data,n,a))).then((e=>({values:e.pixelData,width:e.width,height:e.height,maxZError:e.fileInfo.maxZError,noDataValue:e.noDataValue,minValue:e.minValue,maxValue:e.maxValue})))}getTileUrl(e,r,t){const o=!this.tilemapCache&&this.supportsBlankTile,i=p({...this.parsedUrl.query,blankTile:!o&&null});return`${this.parsedUrl.path}/tile/${e}/${r}/${t}${i?\"?\"+i:\"\"}`}async queryElevation(e,r){const{ElevationQuery:t}=await import(\"./support/ElevationQuery.js\");n(r);return(new t).query(this,e,r)}async createElevationSampler(e,r){const{ElevationQuery:t}=await import(\"./support/ElevationQuery.js\");n(r);return(new t).createSampler(this,e,r)}_fetchTileAvailability(e,r,t,o){return this.tilemapCache?this.tilemapCache.fetchAvailability(e,r,t,o):Promise.resolve(\"unknown\")}async _fetchImageService(e){if(this.sourceJSON)return this.sourceJSON;const t={query:{f:\"json\",...this.parsedUrl.query},responseType:\"json\",signal:e},o=await r(this.parsedUrl.path,t);o.ssl&&(this.url=this.url.replace(/^http:/i,\"https:\")),this.sourceJSON=o.data,this.read(o.data,{origin:\"service\",url:this.parsedUrl})}get hasOverriddenFetchTile(){return!this.fetchTile.__isDefault__}};e([c({json:{read:{source:\"copyrightText\"}}})],T.prototype,\"copyright\",void 0),e([c({readOnly:!0,type:d})],T.prototype,\"heightModelInfo\",void 0),e([c({type:String,json:{origins:{\"web-scene\":{read:!0,write:!0}},read:!1}})],T.prototype,\"path\",void 0),e([c({type:[\"show\",\"hide\"]})],T.prototype,\"listMode\",void 0),e([c({json:{read:!1,write:!1,origins:{service:{read:!1,write:!1},\"portal-item\":{read:!1,write:!1},\"web-document\":{read:!1,write:!1}}}})],T.prototype,\"minScale\",null),e([c({json:{read:!1,write:!1,origins:{service:{read:!1,write:!1},\"portal-item\":{read:!1,write:!1},\"web-document\":{read:!1,write:!1}}}})],T.prototype,\"maxScale\",null),e([c({json:{read:!1,write:!1,origins:{\"web-document\":{read:!1,write:!1}}}})],T.prototype,\"opacity\",void 0),e([c({type:[\"ArcGISTiledElevationServiceLayer\"]})],T.prototype,\"operationalLayerType\",void 0),e([c()],T.prototype,\"sourceJSON\",void 0),e([c({json:{read:!1},value:\"elevation\",readOnly:!0})],T.prototype,\"type\",void 0),e([c(S)],T.prototype,\"url\",void 0),e([c()],T.prototype,\"version\",void 0),e([m(\"version\",[\"currentVersion\"])],T.prototype,\"readVersion\",null),T=e([h(\"esri.layers.ElevationLayer\")],T),T.prototype.fetchTile.__isDefault__=!0;const x=T;export{x as default};\n"],"sourceRoot":""}