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@arcgis/core

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ArcGIS Maps SDK for JavaScript: A complete 2D and 3D mapping and data visualization API

js.arcgis.com

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/* All material copyright ESRI, All Rights Reserved, unless otherwise specified. See https://js.arcgis.com/4.33/esri/copyright.txt for details. */ import{VectorTile as e}from"../VectorTile.js";import{fadeDuration as t}from"./config.js";import{effectFlag0 as o,filterFlag0 as i}from"../../webgl/definitions.js";function s(e){return(e.uniqueSymbol?.show&&e.uniqueSymbol?.lastShow)??!1}function r(e,t){if(e.priority-t.priority)return e.priority-t.priority;if(s(e)&&!s(t))return-1;if(s(t)&&!s(e))return 1;const o=e.tile.key,i=t.tile.key;return o.world-i.world?o.world-i.world:o.level-i.level?o.level-i.level:o.row-i.row?o.row-i.row:o.col-i.col?o.col-i.col:e.xTile-t.xTile?e.xTile-t.xTile:e.yTile-t.yTile}class n{get running(){return this._running}constructor(e,t,o,i,s,r,n,l){this.selectionMode=e,this._visibleTiles=t,this._symbolRepository=o,this._styleRepository=i,this._createCollisionJob=s,this._assignTileSymbolsOpacity=r,this._symbolLayerSorter=n,this._isLayerVisible=l,this._selectionJob=null,this._selectionJobCompleted=!1,this._collisionJob=null,this._collisionJobCompleted=!1,this._opacityJob=null,this._opacityJobCompleted=!1,this._running=!0}setScreenSize(e,t){this._screenWidth===e&&this._screenHeight===t||this.restart(),this._screenWidth=e,this._screenHeight=t}restart(){this._selectionJob=null,this._selectionJobCompleted=!1,this._collisionJob=null,this._collisionJobCompleted=!1,this._opacityJob=null,this._opacityJobCompleted=!1,this._running=!0}continue(e){if(this._selectionJob||(this._selectionJob=this._createSelectionJob()),!this._selectionJobCompleted){const t=performance.now();if(!this._selectionJob.work(e))return!1;if(this._selectionJobCompleted=!0,0===(e=Math.max(0,e-(performance.now()-t))))return!1}if(this._collisionJob||(this._collisionJob=this._createCollisionJob(this._selectionJob.sortedSymbols,this._screenWidth,this._screenHeight)),!this._collisionJobCompleted){const t=performance.now();if(!this._collisionJob.work(e))return!1;if(this._collisionJobCompleted=!0,0===(e=Math.max(0,e-(performance.now()-t))))return!1}if(this._opacityJob||(this._opacityJob=this._createOpacityJob()),!this._opacityJobCompleted){const t=performance.now();if(!this._opacityJob.work(e))return!1;if(this._opacityJobCompleted=!0,0===(e=Math.max(0,e-(performance.now()-t))))return!1}return this._running=!1,!0}_isFeatureFiltered(e,t,s){const r=t.getFilterFlags(e),n=r&i,l=null==s.featureEffect||s.featureEffect.excludedLabelsVisible||r&o;return!(n&&l)}_getFilteredByLayer(){let e;if(this._styleRepository?.layerContexts)for(const t of this._symbolRepository.uniqueSymbols){const o=this._styleRepository.layerContexts?.get(t.styleLayerUID);if(o?.attributeView)for(const i of t.uniqueSymbols){e??=new Map,e.get(t.styleLayerUID)||e.set(t.styleLayerUID,new Set);const s=e.get(t.styleLayerUID),r=o.attributeView,n=o.layerView;this._isFeatureFiltered(i.id,r,n)&&s.add(i.id)}}return e}_resetSelection(){for(let e=0;e<this._symbolRepository.uniqueSymbols.length;e++){const t=this._symbolRepository.uniqueSymbols[e];for(let e=0;e<t.uniqueSymbols.length;e++){const o=t.uniqueSymbols[e];for(const e of o.tileSymbols)e.selectedForRendering=!1}}}_createSelectionJob(){const e="feature-tile"===this.selectionMode?c:a,t=this._symbolRepository.uniqueSymbols;this._resetSelection();const o=[];let i=0,s=0;const n=this._isLayerVisible,l=this._getFilteredByLayer(),y=this._styleRepository?.layerContexts;function h(c){let a;const h=performance.now();for(;s<t.length;s++,i=0){const r=t[s],u=r.styleLayerUID,f=l?.get(u);let b=0;if(y){const e=y.get(u).layerView;b=e.view.allLayerViews.items.indexOf(e)}if(!n(u)){o[s]||(o[s]={styleLayerUID:u,layerOrder:b,symbols:[]});continue}o[s]||={styleLayerUID:u,symbols:[],layerOrder:b};const m=o[s];for(;i<r.uniqueSymbols.length;i++){if(a=r.uniqueSymbols[i],i%100==99&&performance.now()-h>c)return!1;if(a.lastShow=a.show,a.id&&f?.has(a.id)){a.show=!1,a.parts[0].show=!1,a.parts[1].show=!1;continue}const t=e(a);if(t){t.selectedForRendering=!0,m.symbols.push(t),a.show=!0;for(const e of a.parts)e.show=!0}else a.show=!1}}for(const e of o)e.symbols.sort(r);return o.sort(((e,t)=>t.layerOrder-e.layerOrder)),!0}const u=this._symbolLayerSorter;return{work:h,get sortedSymbols(){return o.sort(u)}}}_createOpacityJob(){const t=this._assignTileSymbolsOpacity,o=this._visibleTiles;let i=0;function s(e,o){for(const t of e.symbols.values())l(t,o);t(e,o);for(const t of e.childrenTiles)s(t,o)}return{work(r){const n=performance.now();for(;i<o.length;i++){if(performance.now()-n>r)return!1;const l=o[i];if(null!=l.parentTile)continue;const c=performance.now();l instanceof e?s(l,c):t(l,c)}return!0}}}}function l(e,o){for(const i of e){const e=i.uniqueSymbol;for(const i of e.parts){const s=i.targetOpacity>.5?1:-1;i.startOpacity+=s*((o-i.startTime)/t),i.startOpacity=Math.min(Math.max(i.startOpacity,0),1),i.startTime=o,i.targetOpacity=e.show&&i.show?1:0}}}function c(e){let t=null,o=null,i=null;for(const s of e.tileSymbols){const e=s.tile;e.isReady&&e.isCoverage?t=s:e.isReady?o=s:e.rendering&&(i=s)}return t??o??i}function a(e){let t=null,o=!1,i=!1;for(const s of e.tileSymbols)if(!i||!o){const e=s.tile;(!t||e.isCoverage||e.neededForCoverage&&!o)&&(t=s,(e.neededForCoverage||e.isCoverage)&&(i=!0),e.isCoverage&&(o=!0))}return i?t:null}export{n as SymbolDeclutterer};