@doegis/core/views/2d/engine/FeatureContainer.js

DOE GIS API

import{createResolver as e}from"../../../core/promiseUtils.js";import t from"../../../core/Queue.js";import{AttributeStoreView as r}from"./webgl/AttributeStoreView.js";import s from"./webgl/TileContainer.js";import{WGLRendererInfo as i}from"./webgl/WGLRendererInfo.js";class o extends s{constructor(e){super(e),this._rendererInfo=new i,this._materialItemsRequestQueue=new t,this.attributeView=new r((()=>this.onAttributeStoreUpdate()))}destroy(){this.children.forEach((e=>e.destroy())),this.removeAllChildren(),this.attributeView.destroy(),this._materialItemsRequestQueue.clear()}setRendererInfo(e,t,r){this._rendererInfo.setInfo(e,t,r),this.requestRender()}async getMaterialItems(t,r){if(!t||0===t.length)return[];const s=e();return this._materialItemsRequestQueue.push({items:t,abortOptions:r,resolver:s}),this.requestRender(),s.promise}doRender(e){if(e.context.capabilities.enable("textureFloat"),e.context.capabilities.enable("vao"),this._materialItemsRequestQueue.length>0){let t=this._materialItemsRequestQueue.pop();for(;t;)this._processMaterialItemRequest(e,t),t=this._materialItemsRequestQueue.pop()}super.doRender(e)}renderChildren(e){for(const t of this.children)t.commit(e);this._rendererInfo.update(e.state),super.renderChildren(e)}updateTransforms(e){if(this.children.some((e=>e.hasData)))for(const t of this.children)t.setTransform(e)}createRenderParams(e){const t=super.createRenderParams(e);return t.rendererInfo=this._rendererInfo,t.attributeView=this.attributeView,t}onAttributeStoreUpdate(){}_processMaterialItemRequest(e,{items:t,abortOptions:r,resolver:s}){const{painter:i,pixelRatio:o}=e,a=t.map((e=>i.textureManager.rasterizeItem(e.symbol,o,e.glyphIds,r)));Promise.all(a).then((e=>{if(!this.stage)return void s.reject();const r=e.map(((e,r)=>({id:t[r].id,mosaicItem:e})));s.resolve(r)}),s.reject)}}export{o as FeatureContainer};