@doegis/core/geometry/support/MeshTexture.js

DOE GIS API

import{_ as t}from"../../chunks/tslib.es6.js";import"../../core/has.js";import{wrapImageData as e}from"../../core/imageUtils.js";import{JSONSupport as a}from"../../core/JSONSupport.js";import{property as r}from"../../core/accessorSupport/decorators/property.js";import{ensureClass as s}from"../../core/accessorSupport/ensureType.js";import"../../core/arrayUtils.js";import{reader as o}from"../../core/accessorSupport/decorators/reader.js";import{subclass as n}from"../../core/accessorSupport/decorators/subclass.js";import{writer as i}from"../../core/accessorSupport/decorators/writer.js";import{t as c,w as l}from"../../chunks/persistableUrlUtils.js";var p;const d=new WeakMap;let h=0,u=p=class extends a{constructor(t){super(t),this.wrap="repeat"}get url(){return this._get("url")||null}set url(t){this._set("url",t),t&&this._set("data",null)}get data(){return this._get("data")||null}set data(t){this._set("data",t),t&&this._set("url",null)}writeData(t,e,a,r){if(t instanceof HTMLImageElement){const s={type:"image-element",src:c(t.src,r),crossOrigin:t.crossOrigin};e[a]=s}else if(t instanceof HTMLCanvasElement){const r=t.getContext("2d").getImageData(0,0,t.width,t.height),s={type:"canvas-element",imageData:this._encodeImageData(r)};e[a]=s}else if(t instanceof HTMLVideoElement){const s={type:"video-element",src:c(t.src,r),autoplay:t.autoplay,loop:t.loop,muted:t.muted,crossOrigin:t.crossOrigin,preload:t.preload};e[a]=s}else if(t instanceof ImageData){const r={type:"image-data",imageData:this._encodeImageData(t)};e[a]=r}}readData(t){switch(t.type){case"image-element":{const e=new Image;return e.src=t.src,e.crossOrigin=t.crossOrigin,e}case"canvas-element":{const e=this._decodeImageData(t.imageData),a=document.createElement("canvas");return a.width=e.width,a.height=e.height,a.getContext("2d").putImageData(e,0,0),a}case"image-data":return this._decodeImageData(t.imageData);case"video-element":{const e=document.createElement("video");return e.src=t.src,e.crossOrigin=t.crossOrigin,e.autoplay=t.autoplay,e.loop=t.loop,e.muted=t.muted,e.preload=t.preload,e}default:return}}get transparent(){const t=this.data,e=this.url;if(t instanceof HTMLCanvasElement)return this._imageDataContainsTransparent(t.getContext("2d").getImageData(0,0,t.width,t.height));if(t instanceof ImageData)return this._imageDataContainsTransparent(t);if(e){const t=e.substr(e.length-4,4).toLowerCase(),a=e.substr(0,15).toLocaleLowerCase();if(".png"===t||"data:image/png;"===a)return!0}return!1}set transparent(t){this._overrideIfSome("transparent",t)}get contentHash(){const t="string"==typeof this.wrap?this.wrap:"object"==typeof this.wrap?`${this.wrap.horizontal}/${this.wrap.vertical}`:"",e=(e="")=>`d:${e},t:${this.transparent},w:${t}`;return null!=this.url?e(this.url):null!=this.data?this.data instanceof HTMLImageElement||this.data instanceof HTMLVideoElement?e(this.data.src):(d.has(this.data)||d.set(this.data,++h),e(d.get(this.data))):e()}clone(){const t={url:this.url,data:this.data,wrap:this._cloneWrap()};return new p(t)}cloneWithDeduplication(t){const e=t.get(this);if(e)return e;const a=this.clone();return t.set(this,a),a}_cloneWrap(){return"string"==typeof this.wrap?this.wrap:{horizontal:this.wrap.horizontal,vertical:this.wrap.vertical}}_encodeImageData(t){let e="";for(let a=0;a<t.data.length;a++)e+=String.fromCharCode(t.data[a]);return{data:btoa(e),width:t.width,height:t.height}}_decodeImageData(t){const a=atob(t.data),r=new Uint8ClampedArray(a.length);for(let e=0;e<a.length;e++)r[e]=a.charCodeAt(e);return e(r,t.width,t.height)}_imageDataContainsTransparent(t){for(let e=3;e<t.data.length;e+=4)if(255!==t.data[e])return!0;return!1}static from(t){return"string"==typeof t?new p({url:t}):t instanceof HTMLImageElement||t instanceof HTMLCanvasElement||t instanceof ImageData||t instanceof HTMLVideoElement?new p({data:t}):s(p,t)}};t([r({type:String,json:{write:l}})],u.prototype,"url",null),t([r({json:{write:{overridePolicy(){return{enabled:!this.url}}}}}),r()],u.prototype,"data",null),t([i("data")],u.prototype,"writeData",null),t([o("data")],u.prototype,"readData",null),t([r({type:Boolean,json:{write:{overridePolicy(){return{enabled:this._isOverridden("transparent")}}}}})],u.prototype,"transparent",null),t([r({json:{write:!0}})],u.prototype,"wrap",void 0),t([r({readOnly:!0})],u.prototype,"contentHash",null),u=p=t([n("esri.geometry.support.MeshTexture")],u);const m=u;export{m as default};