@leafer-draw/worker
Version:
3 lines (2 loc) • 40.4 kB
JavaScript
"use strict";var e,t=require("@leafer/core"),a=require("@leafer-ui/draw");function n(e,t,a,n){return new(a||(a=Promise))(function(r,i){function s(e){try{l(n.next(e))}catch(e){i(e)}}function o(e){try{l(n.throw(e))}catch(e){i(e)}}function l(e){var t;e.done?r(e.value):(t=e.value,t instanceof a?t:new a(function(e){e(t)})).then(s,o)}l((n=n.apply(e,t||[])).next())})}exports.PathNodeHandleType=void 0,(e=exports.PathNodeHandleType||(exports.PathNodeHandleType={}))[e.none=1]="none",e[e.free=2]="free",e[e.mirrorAngle=3]="mirrorAngle",e[e.mirror=4]="mirror","function"==typeof SuppressedError&&SuppressedError;class r extends t.LeaferCanvasBase{get allowBackgroundColor(){return!0}init(){this.__createView(),this.__createContext(),this.resize(this.config)}__createView(){this.view=t.Platform.origin.createCanvas(1,1)}updateViewSize(){const{width:e,height:t,pixelRatio:a}=this;this.view.width=Math.ceil(e*a),this.view.height=Math.ceil(t*a),this.clientBounds=this.bounds}}function i(e,a){t.Platform.origin={createCanvas:(e,t)=>new OffscreenCanvas(e,t),canvasToDataURL:(e,a,n)=>new Promise((r,i)=>{e.convertToBlob({type:t.FileHelper.mimeType(a),quality:n}).then(e=>{var t=new FileReader;t.onload=e=>r(e.target.result),t.onerror=e=>i(e),t.readAsDataURL(e)}).catch(e=>{i(e)})}),canvasToBolb:(e,a,n)=>e.convertToBlob({type:t.FileHelper.mimeType(a),quality:n}),canvasSaveAs:(e,t,a)=>new Promise(e=>e()),download(e,t){},loadImage:(e,a,n)=>new Promise((a,n)=>{let r=new XMLHttpRequest;r.open("GET",t.Platform.image.getRealURL(e),!0),r.responseType="blob",r.onload=()=>{createImageBitmap(r.response).then(e=>{a(e)}).catch(e=>{n(e)})},r.onerror=e=>n(e),r.send()}),loadContent(e){return n(this,arguments,void 0,function*(e,t="text"){const a=yield fetch(e);if(!a.ok)throw new Error(`${a.status}`);return yield a[t]()})}},t.Platform.canvas=t.Creator.canvas(),t.Platform.conicGradientSupport=!!t.Platform.canvas.context.createConicGradient}t.canvasPatch(OffscreenCanvasRenderingContext2D.prototype),t.canvasPatch(Path2D.prototype),Object.assign(t.Creator,{canvas:(e,t)=>new r(e,t),image:e=>new t.LeaferImage(e)}),t.Platform.name="web",t.Platform.isWorker=!0,t.Platform.backgrounder=!0,t.Platform.requestRender=function(e){requestAnimationFrame(e)},t.defineKey(t.Platform,"devicePixelRatio",{get:()=>1});const{userAgent:s}=navigator;s.indexOf("Firefox")>-1?(t.Platform.conicGradientRotate90=!0,t.Platform.intWheelDeltaY=!0):(/iPhone|iPad|iPod/.test(navigator.userAgent)||/Macintosh/.test(navigator.userAgent)&&/Version\/[\d.]+.*Safari/.test(navigator.userAgent))&&(t.Platform.fullImageShadow=!0),s.indexOf("Windows")>-1?(t.Platform.os="Windows",t.Platform.intWheelDeltaY=!0):s.indexOf("Mac")>-1?t.Platform.os="Mac":s.indexOf("Linux")>-1&&(t.Platform.os="Linux");class o{get childrenChanged(){return this.hasAdd||this.hasRemove||this.hasVisible}get updatedList(){if(this.hasRemove&&this.config.usePartLayout){const e=new t.LeafList;return this.__updatedList.list.forEach(t=>{t.leafer&&e.add(t)}),e}return this.__updatedList}constructor(e,a){this.totalTimes=0,this.config={},this.__updatedList=new t.LeafList,this.target=e,a&&(this.config=t.DataHelper.default(a,this.config)),this.__listenEvents()}start(){this.disabled||(this.running=!0)}stop(){this.running=!1}disable(){this.stop(),this.__removeListenEvents(),this.disabled=!0}update(){this.changed=!0,this.running&&this.target.emit(t.RenderEvent.REQUEST)}__onAttrChange(e){this.add(e.target)}add(e){this.config.usePartLayout&&this.__updatedList.add(e),this.update()}__onChildEvent(e){this.config.usePartLayout&&(e.type===t.ChildEvent.ADD?(this.hasAdd=!0,this.__pushChild(e.child)):(this.hasRemove=!0,this.__updatedList.add(e.parent))),this.update()}__pushChild(e){this.__updatedList.add(e),e.isBranch&&this.__loopChildren(e)}__loopChildren(e){const{children:t}=e;for(let e=0,a=t.length;e<a;e++)this.__pushChild(t[e])}__onRquestData(){this.target.emitEvent(new t.WatchEvent(t.WatchEvent.DATA,{updatedList:this.updatedList})),this.__updatedList=new t.LeafList,this.totalTimes++,this.changed=this.hasVisible=this.hasRemove=this.hasAdd=!1}__listenEvents(){this.__eventIds=[this.target.on_([[t.PropertyEvent.CHANGE,this.__onAttrChange,this],[[t.ChildEvent.ADD,t.ChildEvent.REMOVE],this.__onChildEvent,this],[t.WatchEvent.REQUEST,this.__onRquestData,this]])]}__removeListenEvents(){this.target.off_(this.__eventIds)}destroy(){this.target&&(this.stop(),this.__removeListenEvents(),this.target=this.__updatedList=null)}}const{updateAllMatrix:l,updateBounds:d,updateChange:c}=t.LeafHelper,{pushAllChildBranch:h,pushAllParent:u}=t.BranchHelper;const{worldBounds:f}=t.LeafBoundsHelper;class p{constructor(e){this.updatedBounds=new t.Bounds,this.beforeBounds=new t.Bounds,this.afterBounds=new t.Bounds,t.isArray(e)&&(e=new t.LeafList(e)),this.updatedList=e}setBefore(){this.beforeBounds.setListWithFn(this.updatedList.list,f)}setAfter(){this.afterBounds.setListWithFn(this.updatedList.list,f),this.updatedBounds.setList([this.beforeBounds,this.afterBounds])}merge(e){this.updatedList.addList(e.updatedList.list),this.beforeBounds.add(e.beforeBounds),this.afterBounds.add(e.afterBounds),this.updatedBounds.add(e.updatedBounds)}destroy(){this.updatedList=null}}const{updateAllMatrix:g,updateAllChange:_}=t.LeafHelper,m=t.Debug.get("Layouter");class y{constructor(e,a){this.totalTimes=0,this.config={usePartLayout:!0},this.__levelList=new t.LeafLevelList,this.target=e,a&&(this.config=t.DataHelper.default(a,this.config)),this.__listenEvents()}start(){this.disabled||(this.running=!0)}stop(){this.running=!1}disable(){this.stop(),this.__removeListenEvents(),this.disabled=!0}layout(){if(this.layouting||!this.running)return;const{target:e}=this;this.times=0;try{e.emit(t.LayoutEvent.START),this.layoutOnce(),e.emitEvent(new t.LayoutEvent(t.LayoutEvent.END,this.layoutedBlocks,this.times))}catch(e){m.error(e)}this.layoutedBlocks=null}layoutAgain(){this.layouting?this.waitAgain=!0:this.layoutOnce()}layoutOnce(){return this.layouting?m.warn("layouting"):this.times>3?m.warn("layout max times"):(this.times++,this.totalTimes++,this.layouting=!0,this.target.emit(t.WatchEvent.REQUEST),this.totalTimes>1&&this.config.usePartLayout?this.partLayout():this.fullLayout(),this.layouting=!1,void(this.waitAgain&&(this.waitAgain=!1,this.layoutOnce())))}partLayout(){var e;if(!(null===(e=this.__updatedList)||void 0===e?void 0:e.length))return;const a=t.Run.start("PartLayout"),{target:n,__updatedList:r}=this,{BEFORE:i,LAYOUT:s,AFTER:o}=t.LayoutEvent,f=this.getBlocks(r);f.forEach(e=>e.setBefore()),n.emitEvent(new t.LayoutEvent(i,f,this.times)),this.extraBlock=null,r.sort(),function(e,t){let a;e.list.forEach(e=>{a=e.__layout,t.without(e)&&!a.proxyZoom&&(a.matrixChanged?(l(e,!0),t.add(e),e.isBranch&&h(e,t),u(e,t)):a.boundsChanged&&(t.add(e),e.isBranch&&(e.__tempNumber=0),u(e,t)))})}(r,this.__levelList),function(e){let t,a,n;e.sort(!0),e.levels.forEach(r=>{t=e.levelMap[r];for(let e=0,r=t.length;e<r;e++){if(a=t[e],a.isBranch&&a.__tempNumber){n=a.children;for(let e=0,t=n.length;e<t;e++)n[e].isBranch||d(n[e])}d(a)}})}(this.__levelList),function(e){e.list.forEach(c)}(r),this.extraBlock&&f.push(this.extraBlock),f.forEach(e=>e.setAfter()),n.emitEvent(new t.LayoutEvent(s,f,this.times)),n.emitEvent(new t.LayoutEvent(o,f,this.times)),this.addBlocks(f),this.__levelList.reset(),this.__updatedList=null,t.Run.end(a)}fullLayout(){const e=t.Run.start("FullLayout"),{target:a}=this,{BEFORE:n,LAYOUT:r,AFTER:i}=t.LayoutEvent,s=this.getBlocks(new t.LeafList(a));a.emitEvent(new t.LayoutEvent(n,s,this.times)),y.fullLayout(a),s.forEach(e=>{e.setAfter()}),a.emitEvent(new t.LayoutEvent(r,s,this.times)),a.emitEvent(new t.LayoutEvent(i,s,this.times)),this.addBlocks(s),t.Run.end(e)}static fullLayout(e){g(e,!0),e.isBranch?t.BranchHelper.updateBounds(e):t.LeafHelper.updateBounds(e),_(e)}addExtra(e){if(!this.__updatedList.has(e)){const{updatedList:t,beforeBounds:a}=this.extraBlock||(this.extraBlock=new p([]));t.length?a.add(e.__world):a.set(e.__world),t.add(e)}}createBlock(e){return new p(e)}getBlocks(e){return[this.createBlock(e)]}addBlocks(e){this.layoutedBlocks?this.layoutedBlocks.push(...e):this.layoutedBlocks=e}__onReceiveWatchData(e){this.__updatedList=e.data.updatedList}__listenEvents(){this.__eventIds=[this.target.on_([[t.LayoutEvent.REQUEST,this.layout,this],[t.LayoutEvent.AGAIN,this.layoutAgain,this],[t.WatchEvent.DATA,this.__onReceiveWatchData,this]])]}__removeListenEvents(){this.target.off_(this.__eventIds)}destroy(){this.target&&(this.stop(),this.__removeListenEvents(),this.target=this.config=null)}}const w=t.Debug.get("Renderer");class v{get needFill(){return!(this.canvas.allowBackgroundColor||!this.config.fill)}constructor(e,a,n){this.FPS=60,this.totalTimes=0,this.times=0,this.config={usePartRender:!0,ceilPartPixel:!0,maxFPS:120},this.frames=[],this.target=e,this.canvas=a,n&&(this.config=t.DataHelper.default(n,this.config)),this.__listenEvents()}start(){this.running=!0,this.update(!1)}stop(){this.running=!1}update(e=!0){this.changed||(this.changed=e),this.requestTime||this.__requestRender()}requestLayout(){this.target.emit(t.LayoutEvent.REQUEST)}checkRender(){if(this.running){const{target:e}=this;e.isApp&&(e.emit(t.RenderEvent.CHILD_START,e),e.children.forEach(e=>{e.renderer.FPS=this.FPS,e.renderer.checkRender()}),e.emit(t.RenderEvent.CHILD_END,e)),this.changed&&this.canvas.view&&this.render(),this.target.emit(t.RenderEvent.NEXT)}}render(e){if(!this.running||!this.canvas.view)return this.update();const{target:a}=this;this.times=0,this.totalBounds=new t.Bounds,w.log(a.innerName,"---\x3e");try{this.emitRender(t.RenderEvent.START),this.renderOnce(e),this.emitRender(t.RenderEvent.END,this.totalBounds),t.ImageManager.clearRecycled()}catch(e){this.rendering=!1,w.error(e)}w.log("-------------|")}renderAgain(){this.rendering?this.waitAgain=!0:this.renderOnce()}renderOnce(e){if(this.rendering)return w.warn("rendering");if(this.times>3)return w.warn("render max times");if(this.times++,this.totalTimes++,this.rendering=!0,this.changed=!1,this.renderBounds=new t.Bounds,this.renderOptions={},e)this.emitRender(t.RenderEvent.BEFORE),e();else{if(this.requestLayout(),this.ignore)return void(this.ignore=this.rendering=!1);this.emitRender(t.RenderEvent.BEFORE),this.config.usePartRender&&this.totalTimes>1?this.partRender():this.fullRender()}this.emitRender(t.RenderEvent.RENDER,this.renderBounds,this.renderOptions),this.emitRender(t.RenderEvent.AFTER,this.renderBounds,this.renderOptions),this.updateBlocks=null,this.rendering=!1,this.waitAgain&&(this.waitAgain=!1,this.renderOnce())}partRender(){const{canvas:e,updateBlocks:t}=this;t&&(this.mergeBlocks(),t.forEach(t=>{e.bounds.hit(t)&&!t.isEmpty()&&this.clipRender(t)}))}clipRender(e){const a=t.Run.start("PartRender"),{canvas:n}=this,r=e.getIntersect(n.bounds),i=new t.Bounds(r);n.save(),r.spread(v.clipSpread).ceil();const{ceilPartPixel:s}=this.config;n.clipWorld(r,s),n.clearWorld(r,s),this.__render(r,i),n.restore(),t.Run.end(a)}fullRender(){const e=t.Run.start("FullRender"),{canvas:a}=this;a.save(),a.clear(),this.__render(a.bounds),a.restore(),t.Run.end(e)}__render(e,a){const{canvas:n,target:r}=this,i=e.includes(r.__world),s=i?{includes:i}:{bounds:e,includes:i};this.needFill&&n.fillWorld(e,this.config.fill),t.Debug.showRepaint&&t.Debug.drawRepaint(n,e),this.config.useCellRender&&(s.cellList=this.getCellList()),t.Platform.render(r,n,s),this.renderBounds=a=a||e,this.renderOptions=s,this.totalBounds.isEmpty()?this.totalBounds=a:this.totalBounds.add(a),n.updateRender(a)}getCellList(){}addBlock(e,t){this.updateBlocks||(this.updateBlocks=[]),this.updateBlocks.push(e)}mergeBlocks(){const{updateBlocks:e}=this;if(e){const a=new t.Bounds;a.setList(e),e.length=0,e.push(a)}}__requestRender(){const e=this.target;if(this.requestTime||!e)return;if(e.parentApp)return e.parentApp.requestRender(!1);this.requestTime=this.frameTime||Date.now();const a=()=>{const e=1e3/((this.frameTime=Date.now())-this.requestTime),{maxFPS:n}=this.config;if(n&&e>n)return t.Platform.requestRender(a);const{frames:r}=this;r.length>30&&r.shift(),r.push(e),this.FPS=Math.round(r.reduce((e,t)=>e+t,0)/r.length),this.requestTime=0,this.checkRender()};t.Platform.requestRender(a)}__onResize(e){if(!this.canvas.unreal){if(e.bigger||!e.samePixelRatio){const{width:a,height:n}=e.old;if(!new t.Bounds(0,0,a,n).includes(this.target.__world)||this.needFill||!e.samePixelRatio)return this.addBlock(this.canvas.bounds),void this.target.forceUpdate("surface")}this.addBlock(new t.Bounds(0,0,1,1)),this.update()}}__onLayoutEnd(e){e.data&&e.data.map(e=>{let t;const{updatedList:a}=e;a&&a.list.some(e=>(t=!e.__world.width||!e.__world.height,t&&(e.isLeafer||w.tip(e.innerName,": empty"),t=!e.isBranch||e.isBranchLeaf),t)),this.addBlock(t?this.canvas.bounds:e.updatedBounds,a)})}emitRender(e,a,n){this.target.emitEvent(new t.RenderEvent(e,this.times,a,n))}__listenEvents(){this.__eventIds=[this.target.on_([[t.RenderEvent.REQUEST,this.update,this],[t.LayoutEvent.END,this.__onLayoutEnd,this],[t.RenderEvent.AGAIN,this.renderAgain,this],[t.ResizeEvent.RESIZE,this.__onResize,this]])]}__removeListenEvents(){this.target.off_(this.__eventIds)}destroy(){this.target&&(this.stop(),this.__removeListenEvents(),this.config={},this.target=this.canvas=null)}}function x(e,t,n){e.__.__font?a.Paint.fillText(e,t,n):e.__.windingRule?t.fill(e.__.windingRule):t.fill()}v.clipSpread=10,Object.assign(t.Creator,{watcher:(e,t)=>new o(e,t),layouter:(e,t)=>new y(e,t),renderer:(e,t,a)=>new v(e,t,a),selector:(e,t)=>{},interaction:(e,t,a,n)=>{}}),t.Platform.layout=y.fullLayout,t.Platform.render=function(e,a,n){const r=Object.assign(Object.assign({},n),{topRendering:!0});n.topList=new t.LeafList,e.__render(a,n),n.topList.length&&n.topList.forEach(e=>e.__render(a,r))};const b={};function P(e,n,r,i,s){const o=r.__;t.isObject(e)?a.Paint.drawStrokesStyle(e,n,!1,r,i,s):(i.setStroke(e,o.__strokeWidth*n,o),i.stroke()),o.__useArrow&&a.Paint.strokeArrow(e,r,i,s)}function S(e,n,r,i,s){const o=r.__;t.isObject(e)?a.Paint.drawStrokesStyle(e,n,!0,r,i,s):(i.setStroke(e,o.__strokeWidth*n,o),a.Paint.drawTextStroke(r,i,s))}function E(e,n,r,i,s){const o=i.getSameCanvas(!0,!0);o.font=r.__.__font,S(e,2,r,o,s),o.blendMode="outside"===n?"destination-out":"destination-in",a.Paint.fillText(r,o,s),o.blendMode="normal",t.LeafHelper.copyCanvasByWorld(r,i,o),o.recycle(r.__nowWorld)}const{getSpread:B,copyAndSpread:L,toOuterOf:k,getOuterOf:R,getByMove:C,move:T,getIntersectData:A}=t.BoundsHelper,O={};let I;const{stintSet:M}=t.DataHelper,{hasTransparent:W}=a.ColorConvert;function D(e,n,r){if(!t.isObject(n)||!1===n.visible||0===n.opacity)return;let i;const{boxBounds:s}=r.__layout,{type:o}=n;switch(o){case"image":case"film":case"video":if(!n.url)return;i=a.PaintImage.image(r,e,n,s,!I||!I[n.url]),"image"!==o&&a.PaintImage[o](i);break;case"linear":i=a.PaintGradient.linearGradient(n,s);break;case"radial":i=a.PaintGradient.radialGradient(n,s);break;case"angular":i=a.PaintGradient.conicGradient(n,s);break;case"solid":const{color:l,opacity:d}=n;i={type:o,style:a.ColorConvert.string(l,d)};break;default:t.isUndefined(n.r)||(i={type:"solid",style:a.ColorConvert.string(n)})}if(i&&(i.originPaint=n,t.isString(i.style)&&W(i.style)&&(i.isTransparent=!0),n.style)){if(0===n.style.strokeWidth)return;i.strokeStyle=n.style}return i}const H={compute:function(e,n){const r=n.__,i=[];let s,o,l,d=r.__input[e];t.isArray(d)||(d=[d]),I=a.PaintImage.recycleImage(e,r);for(let t,a=0,r=d.length;a<r;a++)(t=D(e,d[a],n))&&(i.push(t),t.strokeStyle&&(l||(l=1),t.strokeStyle.strokeWidth&&(l=Math.max(l,t.strokeStyle.strokeWidth))));i.length?(r["_"+e]=i,i.every(e=>e.isTransparent)&&(i.some(e=>e.image)&&(s=!0),o=!0),"fill"===e?(M(r,"__isAlphaPixelFill",s),M(r,"__isTransparentFill",o)):(M(r,"__isAlphaPixelStroke",s),M(r,"__isTransparentStroke",o),M(r,"__hasMultiStrokeStyle",l))):(r.__removePaint(e,!1),r["_"+e]="")},fill:function(e,t,a,n){a.fillStyle=e,x(t,a,n)},fills:function(e,t,n,r){let i,s,o;for(let l=0,d=e.length;l<d;l++){if(i=e[l],s=i.originPaint,i.image){if(o?o++:o=1,a.PaintImage.checkImage(i,!t.__.__font,t,n,r))continue;if(!i.style){1===o&&i.image.isPlacehold&&t.drawImagePlaceholder(i,n,r);continue}}if(n.fillStyle=i.style,i.transform||s.scaleFixed){if(n.save(),i.transform&&n.transform(i.transform),s.scaleFixed){const{scaleX:e,scaleY:a}=t.getRenderScaleData(!0,s.scaleFixed,!1);1!==e&&n.scale(e,a)}s.blendMode&&(n.blendMode=s.blendMode),x(t,n,r),n.restore()}else s.blendMode?(n.saveBlendMode(s.blendMode),x(t,n,r),n.restoreBlendMode()):x(t,n,r)}},fillPathOrText:x,fillText:function(e,t,a){if(e.motionText)return b.fillMotionText(e,t,a);const n=e.__,{rows:r,decorationY:i}=n.__textDrawData;let s;n.__isPlacehold&&n.placeholderColor&&(t.fillStyle=n.placeholderColor);for(let e=0,a=r.length;e<a;e++)s=r[e],s.text?t.fillText(s.text,s.x,s.y):s.data&&s.data.forEach(e=>{t.fillText(e.char,e.x,s.y)});if(i){const{decorationColor:e,decorationHeight:a}=n.__textDrawData;e&&(t.fillStyle=e),r.forEach(e=>i.forEach(n=>t.fillRect(e.x,e.y+n,e.width,a)))}},stroke:function(e,n,r,i){const s=n.__;if(s.__strokeWidth)if(s.__font)a.Paint.strokeText(e,n,r,i);else if(s.__pathForStroke)a.Paint.fillStroke(e,n,r,i);else switch(s.strokeAlign){case"center":P(e,1,n,r,i);break;case"inside":!function(e,t,a,n){a.save(),a.clipUI(t),P(e,2,t,a,n),a.restore()}(e,n,r,i);break;case"outside":!function(e,a,n,r){const i=a.__;if(i.__fillAfterStroke)P(e,2,a,n,r);else{const{renderBounds:s}=a.__layout,o=n.getSameCanvas(!0,!0);a.__drawRenderPath(o),P(e,2,a,o,r),o.clipUI(i),o.clearWorld(s),t.LeafHelper.copyCanvasByWorld(a,n,o),o.recycle(a.__nowWorld)}}(e,n,r,i)}},strokes:function(e,t,n,r){a.Paint.stroke(e,t,n,r)},strokeText:function(e,t,a,n){switch(t.__.strokeAlign){case"center":S(e,1,t,a,n);break;case"inside":E(e,"inside",t,a,n);break;case"outside":t.__.__fillAfterStroke?S(e,2,t,a,n):E(e,"outside",t,a,n)}},drawTextStroke:function(e,t,a){let n,r=e.__.__textDrawData;const{rows:i,decorationY:s}=r;for(let e=0,a=i.length;e<a;e++)n=i[e],n.text?t.strokeText(n.text,n.x,n.y):n.data&&n.data.forEach(e=>{t.strokeText(e.char,e.x,n.y)});if(s){const{decorationHeight:e}=r;i.forEach(a=>s.forEach(n=>t.strokeRect(a.x,a.y+n,a.width,e)))}},drawStrokesStyle:function(e,t,n,r,i,s){let o;const l=r.__,{__hasMultiStrokeStyle:d}=l;d||i.setStroke(void 0,l.__strokeWidth*t,l);for(let 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