@doegis/core/views/2d/engine/vectorTiles/VectorTile.js

DOE GIS API

import{isSome as e}from"../../../../core/maybe.js";import{g as t,h as s,r as a,d as r}from"../../../../chunks/mat3.js";import{c as i}from"../../../../chunks/mat3f32.js";import{BucketType as o}from"./enums.js";import{CircleRenderBucket as h,SymbolRenderBucket as n,LineRenderBucket as l,FillRenderBucket as y}from"./RenderBucket.js";import{FADE_DURATION as c}from"./decluttering/config.js";import{TiledDisplayObject as d}from"../webgl/TiledDisplayObject.js";class m extends d{constructor(e,t,s,a,r,i,o,h=null){super(e,t,s,a,r,i,4096,4096),this._memCache=h,this.type="vector-tile",this._referenced=0,this._hasSymbolBuckets=!1,this._memoryUsedByLayerData=0,this.layerData=new Map,this.layerCount=0,this.status="loading",this.allSymbolsFadingOut=!1,this.lastOpacityUpdate=0,this.symbols=new Map,this.isCoverage=!1,this.neededForCoverage=!1,this.decluttered=!1,this.invalidating=!1,this.parentTile=null,this.childrenTiles=new Set,this._processed=!1,this._referenced=1,this.styleRepository=o,this.id=e.id}get hasSymbolBuckets(){return this._hasSymbolBuckets}get isFading(){return this._hasSymbolBuckets&&performance.now()-this.lastOpacityUpdate<c}get isHoldingForFade(){return this._hasSymbolBuckets&&(!this.allSymbolsFadingOut||performance.now()-this.lastOpacityUpdate<c)}get wasRequested(){return"errored"===this.status||"loaded"===this.status||"reloading"===this.status}setData(e){this.changeDataImpl(e),this.requestRender(),this.ready(),this.invalidating=!1,this._processed=!0}deleteLayerData(t){let s=!1;for(const e of t)if(this.layerData.has(e)){const t=this.layerData.get(e);this._memoryUsedByLayerData-=t.memoryUsed,t.type===o.SYMBOL&&this.symbols.has(e)&&(this.symbols.delete(e),s=!0),t.destroy(),this.layerData.delete(e),this.layerCount--}e(this._memCache)&&this._memCache.updateSize(this.key.id,this,this._memoryUsedByLayerData),s&&this.emit("symbols-changed"),this.requestRender()}processed(){return this._processed}hasData(){return this.layerCount>0}dispose(){"unloaded"!==this.status&&(u.delete(this),m._destroyRenderBuckets(this.layerData),this.layerData=null,this.layerCount=0,this._memoryUsedByLayerData=0,this.destroy(),this.status="unloaded")}release(){return 0==--this._referenced&&(this.dispose(),this.stage=null,!0)}retain(){++this._referenced}get referenced(){return this._referenced}get memoryUsage(){return(this._memoryUsedByLayerData+256)/(this._referenced||1)}changeDataImpl(t){let s=!1;if(t){const{bucketsWithData:a,emptyBuckets:r}=t,i=this._createRenderBuckets(a);if(r&&r.byteLength>0){const e=new Uint32Array(r);for(const t of e)this._deleteLayerData(t)}for(const[e,t]of i)this._deleteLayerData(e),t.type===o.SYMBOL&&(this.symbols.set(e,t.symbols),s=!0),this._memoryUsedByLayerData+=t.memoryUsed,this.layerData.set(e,t),this.layerCount++;e(this._memCache)&&this._memCache.updateSize(this.key.id,this,this._memoryUsedByLayerData)}this._hasSymbolBuckets=!1;for(const[e,a]of this.layerData)a.type===o.SYMBOL&&(this._hasSymbolBuckets=!0);s&&this.emit("symbols-changed")}attachWithContext(e){this.stage={context:e,trashDisplayObject(e){e.processDetach()},untrashDisplayObject:()=>!1}}setTransform(e){super.setTransform(e);const i=this.resolution/(e.resolution*e.pixelRatio),o=this.width/this.rangeX*i,h=this.height/this.rangeY*i,n=[0,0];e.toScreen(n,[this.x,this.y]);const l=this.transforms.tileUnitsToPixels;t(l),s(l,l,n),a(l,l,Math.PI*e.rotation/180),r(l,l,[o,h,1])}_createTransforms(){return{dvs:i(),tileMat3:i(),tileUnitsToPixels:i()}}static _destroyRenderBuckets(e){if(!e)return;const t=new Set;e.forEach((e=>{t.has(e)||(e.destroy(),t.add(e))})),e.clear()}_createRenderBuckets(e){const t=new Map,s=new Map;for(const a of e){const e=this._deserializeBucket(a,s);for(const s of e.layerUIDs)t.set(s,e)}return t}_deserializeBucket(e,t){let s=t.get(e);if(s)return s;switch(new Uint32Array(e)[0]){case o.FILL:s=new y(e,this.styleRepository);break;case o.LINE:s=new l(e,this.styleRepository);break;case o.SYMBOL:s=new n(e,this.styleRepository,this);break;case o.CIRCLE:s=new h(e,this.styleRepository)}return t.set(e,s),s}_deleteLayerData(e){if(!this.layerData.has(e))return;const t=this.layerData.get(e);this._memoryUsedByLayerData-=t.memoryUsed,t.destroy(),this.layerData.delete(e),this.layerCount--}}const u=new Map;function p(){u.forEach(((e,t)=>{console.log(`\n${t.key}:`),e[0].forEach((e=>console.log(e))),console.log("========"),e[1].forEach((e=>console.log(e)))}))}export{m as VectorTile,p as printAllocations};