leafer-ui
Version:
一款革新、好用的 Canvas 引擎, 轻松实现专业图形编辑。适用于图形编辑、小游戏、互动应用、组态软件、生成图片与短视频等场景。
1 lines • 51.9 kB
JavaScript
"use strict";var t=require("@leafer/core"),e=require("@leafer-ui/core"),i=require("@leafer-ui/draw");const n=t.Debug.get("LeaferCanvas");class s extends t.LeaferCanvasBase{set zIndex(t){const{style:e}=this.view;e.zIndex=t,this.setAbsolute(this.view)}set childIndex(t){const{view:e,parentView:i}=this;if(e&&i){const n=i.children[t];n?(this.setAbsolute(n),i.insertBefore(e,n)):i.appendChild(n)}}init(){const{config:e}=this,i=e.view||e.canvas;i?this.__createViewFrom(i):this.__createView();const{style:n}=this.view;if(n.display||(n.display="block"),this.parentView=this.view.parentElement,this.parentView){const t=this.parentView.style;t.webkitUserSelect=t.userSelect="none"}t.Platform.syncDomFont&&!this.parentView&&(n.display="none",document.body&&document.body.appendChild(this.view)),this.__createContext(),this.autoLayout||this.resize(e)}set backgroundColor(t){this.view.style.backgroundColor=t}get backgroundColor(){return this.view.style.backgroundColor}set hittable(t){this.view.style.pointerEvents=t?"auto":"none"}get hittable(){return"none"!==this.view.style.pointerEvents}__createView(){this.view=document.createElement("canvas")}__createViewFrom(e){let i=t.isString(e)?document.getElementById(e):e;if(i)if(i instanceof HTMLCanvasElement)this.view=i;else{let t=i;if(i===window||i===document){const e=document.createElement("div"),{style:i}=e;i.position="absolute",i.top=i.bottom=i.left=i.right="0px",document.body.appendChild(e),t=e}this.__createView();const e=this.view;t.hasChildNodes()&&(this.setAbsolute(e),t.style.position||(t.style.position="relative")),t.appendChild(e)}else n.error(`no id: ${e}`),this.__createView()}setAbsolute(t){const{style:e}=t;e.position="absolute",e.top=e.left="0px"}updateViewSize(){const{width:e,height:i,pixelRatio:n}=this,{style:s}=this.view;if(this.unreal){const{config:e,autoWidthStr:i,autoHeightStr:n}=this;e.width?(t.isUndefined(i)&&(this.autoWidthStr=s.width||""),s.width=e.width+"px"):t.isUndefined(i)||(s.width=i),e.height?(t.isUndefined(n)&&(this.autoHeightStr=s.height||""),s.height=e.height+"px"):t.isUndefined(n)||(s.height=n)}else s.width=e+"px",s.height=i+"px",this.view.width=Math.ceil(e*n),this.view.height=Math.ceil(i*n)}updateClientBounds(){this.view.parentElement&&(this.clientBounds=this.view.getBoundingClientRect())}startAutoLayout(t,e){if(this.resizeListener=e,t){if(this.autoBounds=t,this.resizeObserver)return;try{this.resizeObserver=new ResizeObserver(t=>{this.updateClientBounds();for(const e of t)this.checkAutoBounds(e.contentRect)});const t=this.parentView;t?(this.resizeObserver.observe(t),this.checkAutoBounds(t.getBoundingClientRect())):(this.checkAutoBounds(this.view),n.warn("no parent"))}catch(t){this.imitateResizeObserver()}this.stopListenPixelRatio()}else this.listenPixelRatio(),this.unreal&&this.updateViewSize()}imitateResizeObserver(){this.autoLayout&&(this.parentView&&this.checkAutoBounds(this.parentView.getBoundingClientRect()),t.Platform.requestRender(this.imitateResizeObserver.bind(this)))}listenPixelRatio(){this.windowListener||window.addEventListener("resize",this.windowListener=()=>{const e=t.Platform.devicePixelRatio;if(!this.config.pixelRatio&&this.pixelRatio!==e){const{width:t,height:i}=this;this.emitResize({width:t,height:i,pixelRatio:e})}})}stopListenPixelRatio(){this.windowListener&&(window.removeEventListener("resize",this.windowListener),this.windowListener=null)}checkAutoBounds(e){const i=this.view,{x:n,y:s,width:o,height:r}=this.autoBounds.getBoundsFrom(e),a={width:o,height:r,pixelRatio:this.config.pixelRatio?this.pixelRatio:t.Platform.devicePixelRatio};if(!this.isSameSize(a)){const{style:t}=i;t.marginLeft=n+"px",t.marginTop=s+"px",this.emitResize(a)}}stopAutoLayout(){this.autoLayout=!1,this.resizeObserver&&this.resizeObserver.disconnect(),this.resizeListener=this.resizeObserver=null}emitResize(e){const i={};t.DataHelper.copyAttrs(i,this,t.canvasSizeAttrs),this.resize(e),this.resizeListener&&!t.isUndefined(this.width)&&this.resizeListener(new t.ResizeEvent(e,i))}unrealCanvas(){if(!this.unreal&&this.parentView){const t=this.view;t&&t.remove(),this.view=this.parentView,this.unreal=!0}}destroy(){if(this.view){if(this.stopAutoLayout(),this.stopListenPixelRatio(),!this.unreal){const t=this.view;t.parentElement&&t.remove()}super.destroy()}}}t.canvasPatch(CanvasRenderingContext2D.prototype),t.canvasPatch(Path2D.prototype);const{mineType:o,fileType:r}=t.FileHelper;function a(e,i){t.Platform.origin={createCanvas(t,e){const i=document.createElement("canvas");return i.width=t,i.height=e,i},canvasToDataURL:(t,e,i)=>{const n=o(e),s=t.toDataURL(n,i);return"image/bmp"===n?s.replace("image/png;","image/bmp;"):s},canvasToBolb:(t,e,i)=>new Promise(n=>t.toBlob(n,o(e),i)),canvasSaveAs:(e,i,n)=>{const s=e.toDataURL(o(r(i)),n);return t.Platform.origin.download(s,i)},download:(t,e)=>new Promise(i=>{let n=document.createElement("a");n.href=t,n.download=e,document.body.appendChild(n),n.click(),document.body.removeChild(n),i()}),loadImage:e=>new Promise((i,n)=>{const s=new t.Platform.origin.Image,{crossOrigin:o}=t.Platform.image;o&&(s.setAttribute("crossOrigin",o),s.crossOrigin=o),s.onload=()=>{i(s)},s.onerror=t=>{n(t)},s.src=t.Platform.image.getRealURL(e)}),Image:Image,PointerEvent:PointerEvent,DragEvent:DragEvent},t.Platform.event={stopDefault(t){t.preventDefault()},stopNow(t){t.stopImmediatePropagation()},stop(t){t.stopPropagation()}},t.Platform.canvas=t.Creator.canvas(),t.Platform.conicGradientSupport=!!t.Platform.canvas.context.createConicGradient}Object.assign(t.Creator,{canvas:(t,e)=>new s(t,e),image:e=>new t.LeaferImage(e)}),t.Platform.name="web",t.Platform.isMobile="ontouchstart"in window,t.Platform.requestRender=function(t){window.requestAnimationFrame(t)},t.defineKey(t.Platform,"devicePixelRatio",{get:()=>devicePixelRatio});const{userAgent:h}=navigator;h.indexOf("Firefox")>-1?(t.Platform.conicGradientRotate90=!0,t.Platform.intWheelDeltaY=!0,t.Platform.syncDomFont=!0):(/iPhone|iPad|iPod/.test(navigator.userAgent)||/Macintosh/.test(navigator.userAgent)&&/Version\/[\d.]+.*Safari/.test(navigator.userAgent))&&(t.Platform.fullImageShadow=!0),h.indexOf("Windows")>-1?(t.Platform.os="Windows",t.Platform.intWheelDeltaY=!0):h.indexOf("Mac")>-1?t.Platform.os="Mac":h.indexOf("Linux")>-1&&(t.Platform.os="Linux");class l{get childrenChanged(){return this.hasAdd||this.hasRemove||this.hasVisible}get updatedList(){if(this.hasRemove){const e=new t.LeafList;return this.__updatedList.list.forEach(t=>{t.leafer&&e.add(t)}),e}return this.__updatedList}constructor(e,i){this.totalTimes=0,this.config={},this.__updatedList=new t.LeafList,this.target=e,i&&(this.config=t.DataHelper.default(i,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(t){this.__updatedList.add(t.target),this.update()}__onChildEvent(e){e.type===t.ChildEvent.ADD?(this.hasAdd=!0,this.__pushChild(e.child)):(this.hasRemove=!0,this.__updatedList.add(e.parent)),this.update()}__pushChild(t){this.__updatedList.add(t),t.isBranch&&this.__loopChildren(t)}__loopChildren(t){const{children:e}=t;for(let t=0,i=e.length;t<i;t++)this.__pushChild(e[t])}__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:c,updateBounds:d,updateChange:u}=t.LeafHelper,{pushAllChildBranch:f,pushAllParent:p}=t.BranchHelper;const{worldBounds:g}=t.LeafBoundsHelper;class v{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,g)}setAfter(){this.afterBounds.setListWithFn(this.updatedList.list,g),this.updatedBounds.setList([this.beforeBounds,this.afterBounds])}merge(t){this.updatedList.addList(t.updatedList.list),this.beforeBounds.add(t.beforeBounds),this.afterBounds.add(t.afterBounds),this.updatedBounds.add(t.updatedBounds)}destroy(){this.updatedList=null}}const{updateAllMatrix:w,updateAllChange:_}=t.LeafHelper,m=t.Debug.get("Layouter");class y{constructor(e,i){this.totalTimes=0,this.config={},this.__levelList=new t.LeafLevelList,this.target=e,i&&(this.config=t.DataHelper.default(i,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(t){m.error(t)}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.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 i=t.Run.start("PartLayout"),{target:n,__updatedList:s}=this,{BEFORE:o,LAYOUT:r,AFTER:a}=t.LayoutEvent,h=this.getBlocks(s);h.forEach(t=>t.setBefore()),n.emitEvent(new t.LayoutEvent(o,h,this.times)),this.extraBlock=null,s.sort(),function(t,e){let i;t.list.forEach(t=>{i=t.__layout,e.without(t)&&!i.proxyZoom&&(i.matrixChanged?(c(t,!0),e.add(t),t.isBranch&&f(t,e),p(t,e)):i.boundsChanged&&(e.add(t),t.isBranch&&(t.__tempNumber=0),p(t,e)))})}(s,this.__levelList),function(t){let e,i,n;t.sort(!0),t.levels.forEach(s=>{e=t.levelMap[s];for(let t=0,s=e.length;t<s;t++){if(i=e[t],i.isBranch&&i.__tempNumber){n=i.children;for(let t=0,e=n.length;t<e;t++)n[t].isBranch||d(n[t])}d(i)}})}(this.__levelList),function(t){t.list.forEach(u)}(s),this.extraBlock&&h.push(this.extraBlock),h.forEach(t=>t.setAfter()),n.emitEvent(new t.LayoutEvent(r,h,this.times)),n.emitEvent(new t.LayoutEvent(a,h,this.times)),this.addBlocks(h),this.__levelList.reset(),this.__updatedList=null,t.Run.end(i)}fullLayout(){const e=t.Run.start("FullLayout"),{target:i}=this,{BEFORE:n,LAYOUT:s,AFTER:o}=t.LayoutEvent,r=this.getBlocks(new t.LeafList(i));i.emitEvent(new t.LayoutEvent(n,r,this.times)),y.fullLayout(i),r.forEach(t=>{t.setAfter()}),i.emitEvent(new t.LayoutEvent(s,r,this.times)),i.emitEvent(new t.LayoutEvent(o,r,this.times)),this.addBlocks(r),t.Run.end(e)}static fullLayout(e){w(e,!0),e.isBranch?t.BranchHelper.updateBounds(e):t.LeafHelper.updateBounds(e),_(e)}addExtra(t){if(!this.__updatedList.has(t)){const{updatedList:e,beforeBounds:i}=this.extraBlock||(this.extraBlock=new v([]));e.length?i.add(t.__world):i.set(t.__world),e.add(t)}}createBlock(t){return new v(t)}getBlocks(t){return[this.createBlock(t)]}addBlocks(t){this.layoutedBlocks?this.layoutedBlocks.push(...t):this.layoutedBlocks=t}__onReceiveWatchData(t){this.__updatedList=t.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 x=t.Debug.get("Renderer");class b{get needFill(){return!(this.canvas.allowBackgroundColor||!this.config.fill)}constructor(e,i,n){this.FPS=60,this.totalTimes=0,this.times=0,this.config={usePartRender:!0,maxFPS:120},this.frames=[],this.target=e,this.canvas=i,n&&(this.config=t.DataHelper.default(n,this.config)),this.__listenEvents()}start(){this.running=!0,this.update(!1)}stop(){this.running=!1}update(t=!0){this.changed||(this.changed=t),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(t=>{t.renderer.FPS=this.FPS,t.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:i}=this;this.times=0,this.totalBounds=new t.Bounds,x.log(i.innerName,"---\x3e");try{this.emitRender(t.RenderEvent.START),this.renderOnce(e),this.emitRender(t.RenderEvent.END,this.totalBounds),t.ImageManager.clearRecycled()}catch(t){this.rendering=!1,x.error(t)}x.log("-------------|")}renderAgain(){this.rendering?this.waitAgain=!0:this.renderOnce()}renderOnce(e){if(this.rendering)return x.warn("rendering");if(this.times>3)return x.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:t,updateBlocks:e}=this;e&&(this.mergeBlocks(),e.forEach(e=>{t.bounds.hit(e)&&!e.isEmpty()&&this.clipRender(e)}))}clipRender(e){const i=t.Run.start("PartRender"),{canvas:n}=this,s=e.getIntersect(n.bounds),o=new t.Bounds(s);n.save(),s.spread(b.clipSpread).ceil(),n.clearWorld(s),n.clipWorld(s),this.__render(s,o),n.restore(),t.Run.end(i)}fullRender(){const e=t.Run.start("FullRender"),{canvas:i}=this;i.save(),i.clear(),this.__render(i.bounds),i.restore(),t.Run.end(e)}__render(e,i){const{canvas:n}=this,s=e.includes(this.target.__world),o=s?{includes:s}:{bounds:e,includes:s};this.needFill&&n.fillWorld(e,this.config.fill),t.Debug.showRepaint&&t.Debug.drawRepaint(n,e),t.Platform.render(this.target,n,o),this.renderBounds=i=i||e,this.renderOptions=o,this.totalBounds.isEmpty()?this.totalBounds=i:this.totalBounds.add(i),n.updateRender(i)}addBlock(t){this.updateBlocks||(this.updateBlocks=[]),this.updateBlocks.push(t)}mergeBlocks(){const{updateBlocks:e}=this;if(e){const i=new t.Bounds;i.setList(e),e.length=0,e.push(i)}}__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 i=()=>{const e=1e3/((this.frameTime=Date.now())-this.requestTime),{maxFPS:n}=this.config;if(n&&e>n)return t.Platform.requestRender(i);const{frames:s}=this;s.length>30&&s.shift(),s.push(e),this.FPS=Math.round(s.reduce((t,e)=>t+e,0)/s.length),this.requestTime=0,this.checkRender()};t.Platform.requestRender(i)}__onResize(e){if(!this.canvas.unreal){if(e.bigger||!e.samePixelRatio){const{width:i,height:n}=e.old;if(!new t.Bounds(0,0,i,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(t){t.data&&t.data.map(t=>{let e;t.updatedList&&t.updatedList.list.some(t=>(e=!t.__world.width||!t.__world.height,e&&(t.isLeafer||x.tip(t.innerName,": empty"),e=!t.isBranch||t.isBranchLeaf),e)),this.addBlock(e?this.canvas.bounds:t.updatedBounds)})}emitRender(e,i,n){this.target.emitEvent(new t.RenderEvent(e,this.times,i,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)}}b.clipSpread=10;const{hitRadiusPoint:L}=t.BoundsHelper;class E{constructor(t,e){this.target=t,this.selector=e}getByPoint(e,i,n){i||(i=0),n||(n={});const s=n.through||!1,o=n.ignoreHittable||!1,r=n.target||this.target;this.exclude=n.exclude||null,this.point={x:e.x,y:e.y,radiusX:i,radiusY:i},this.findList=new t.LeafList(n.findList),n.findList||this.hitBranch(r.isBranchLeaf?{children:[r]}:r);const{list:a}=this.findList,h=this.getBestMatchLeaf(a,n.bottomList,o,!!n.findList),l=o?this.getPath(h):this.getHitablePath(h);return this.clear(),s?{path:l,target:h,throughPath:a.length?this.getThroughPath(a):l}:{path:l,target:h}}hitPoint(t,e,i){return!!this.getByPoint(t,e,i).target}getBestMatchLeaf(e,i,n,s){const o=this.findList=new t.LeafList;if(e.length){let i;const{x:s,y:r}=this.point,a={x:s,y:r,radiusX:0,radiusY:0};for(let s=0,r=e.length;s<r;s++)if(i=e[s],(n||t.LeafHelper.worldHittable(i))&&(this.hitChild(i,a),o.length)){if(i.isBranchLeaf&&e.some(e=>e!==i&&t.LeafHelper.hasParent(e,i))){o.reset();break}return o.list[0]}}if(i)for(let t=0,e=i.length;t<e;t++)if(this.hitChild(i[t].target,this.point,i[t].proxy),o.length)return o.list[0];return s?null:n?e[0]:e.find(e=>t.LeafHelper.worldHittable(e))}getPath(e){const i=new t.LeafList,n=[],{target:s}=this;for(;e&&(e.syncEventer&&n.push(e.syncEventer),i.add(e),(e=e.parent)!==s););return n.length&&n.forEach(t=>{for(;t&&(t.__.hittable&&i.add(t),(t=t.parent)!==s););}),s&&i.add(s),i}getHitablePath(e){const i=this.getPath(e&&e.hittable?e:null);let n,s=new t.LeafList;for(let t=i.list.length-1;t>-1&&(n=i.list[t],n.__.hittable)&&(s.addAt(n,0),n.__.hitChildren&&(!n.isLeafer||"draw"!==n.mode));t--);return s}getThroughPath(e){const i=new t.LeafList,n=[];for(let t=e.length-1;t>-1;t--)n.push(this.getPath(e[t]));let s,o,r;for(let t=0,e=n.length;t<e;t++){s=n[t],o=n[t+1];for(let t=0,e=s.length;t<e&&(r=s.list[t],!o||!o.has(r));t++)i.add(r)}return i}hitBranch(t){this.eachFind(t.children,t.__onlyHitMask)}eachFind(t,e){let i,n;const{point:s}=this;for(let o=t.length-1;o>-1;o--)i=t[o],!i.__.visible||e&&!i.__.mask||(n=!!i.__.hitRadius||L(i.__world,s),i.isBranch?(n||i.__ignoreHitWorld)&&(i.topChildren&&this.eachFind(i.topChildren,!1),this.eachFind(i.children,i.__onlyHitMask),i.isBranchLeaf&&this.hitChild(i,s)):n&&this.hitChild(i,s))}hitChild(t,e,i){if((!this.exclude||!this.exclude.has(t))&&t.__hitWorld(e)){const{parent:n}=t;if(n&&n.__hasMask&&!t.__.mask){let i,s=[];const{children:o}=n;for(let n=0,r=o.length;n<r;n++)if(i=o[n],i.__.mask&&s.push(i),i===t){if(s&&!s.every(t=>t.__hitWorld(e)))return;break}}this.findList.add(i||t)}}clear(){this.point=null,this.findList=null,this.exclude=null}destroy(){this.clear()}}class P{constructor(e,i){this.config={},i&&(this.config=t.DataHelper.default(i,this.config)),this.picker=new E(this.target=e,this),this.finder=t.Creator.finder&&t.Creator.finder()}getByPoint(e,i,n){const{target:s,picker:o}=this;return t.Platform.backgrounder&&s&&s.updateLayout(),o.getByPoint(e,i,n)}hitPoint(t,e,i){return this.picker.hitPoint(t,e,i)}getBy(e,i,n,s){return this.finder?this.finder.getBy(e,i,n,s):t.Plugin.need("find")}destroy(){this.picker.destroy(),this.finder&&this.finder.destroy()}}Object.assign(t.Creator,{watcher:(t,e)=>new l(t,e),layouter:(t,e)=>new y(t,e),renderer:(t,e,i)=>new b(t,e,i),selector:(t,e)=>new P(t,e)}),t.Platform.layout=y.fullLayout,t.Platform.render=function(e,i,n){const s=Object.assign(Object.assign({},n),{topRendering:!0});n.topList=new t.LeafList,e.__render(i,n),n.topList.length&&n.topList.forEach(t=>t.__render(i,s))};const B={convert(t,i){const n=e.InteractionHelper.getBase(t),{x:s,y:o}=i,r=Object.assign(Object.assign({},n),{x:s,y:o,width:t.width,height:t.height,pointerType:t.pointerType,pressure:t.pressure});return"pen"===r.pointerType&&(r.tangentialPressure=t.tangentialPressure,r.tiltX=t.tiltX,r.tiltY=t.tiltY,r.twist=t.twist),r},convertMouse(t,i){const n=e.InteractionHelper.getBase(t),{x:s,y:o}=i;return Object.assign(Object.assign({},n),{x:s,y:o,width:1,height:1,pointerType:"mouse",pressure:.5})},convertTouch(t,i){const n=B.getTouch(t),s=e.InteractionHelper.getBase(t),{x:o,y:r}=i;return Object.assign(Object.assign({},s),{x:o,y:r,width:1,height:1,pointerType:"touch",multiTouch:t.touches.length>1,pressure:n.force})},getTouch:t=>t.targetTouches[0]||t.changedTouches[0]},S={convert(t){const i=e.InteractionHelper.getBase(t);return Object.assign(Object.assign({},i),{code:t.code,key:t.key})}},{pathCanDrag:R}=e.InteractionHelper;class k extends e.InteractionBase{get notPointer(){const{p:t}=this;return"pointer"!==t.type||t.touch||this.useMultiTouch}get notTouch(){const{p:t}=this;return"mouse"===t.type||this.usePointer}get notMouse(){return this.usePointer||this.useTouch}__listenEvents(){super.__listenEvents();const t=this.view=this.canvas.view;this.viewEvents={pointerdown:this.onPointerDown,mousedown:this.onMouseDown,touchstart:this.onTouchStart,pointerleave:this.onPointerLeave,contextmenu:this.onContextMenu,wheel:this.onWheel,gesturestart:this.onGesturestart,gesturechange:this.onGesturechange,gestureend:this.onGestureend},this.windowEvents={pointermove:this.onPointerMove,pointerup:this.onPointerUp,pointercancel:this.onPointerCancel,mousemove:this.onMouseMove,mouseup:this.onMouseUp,touchmove:this.onTouchMove,touchend:this.onTouchEnd,touchcancel:this.onTouchCancel,keydown:this.onKeyDown,keyup:this.onKeyUp,scroll:this.onScroll};const{viewEvents:e,windowEvents:i}=this;for(let i in e)e[i]=e[i].bind(this),t.addEventListener(i,e[i]);for(let t in i)i[t]=i[t].bind(this),window.addEventListener(t,i[t])}__removeListenEvents(){super.__removeListenEvents();const{viewEvents:t,windowEvents:e}=this;for(let e in t)this.view.removeEventListener(e,t[e]),this.viewEvents={};for(let t in e)window.removeEventListener(t,e[t]),this.windowEvents={}}getTouches(t){const e=[];for(let i=0,n=t.length;i<n;i++)e.push(t[i]);return e}preventDefaultPointer(t){const{pointer:e}=this.config;e.preventDefault&&t.preventDefault()}preventDefaultWheel(t){const{wheel:e}=this.config;e.preventDefault&&t.preventDefault()}preventWindowPointer(t){return!this.downData&&t.target!==this.view}onKeyDown(t){this.keyDown(S.convert(t))}onKeyUp(t){this.keyUp(S.convert(t))}onContextMenu(t){this.config.pointer.preventDefaultMenu&&t.preventDefault(),this.menu(B.convert(t,this.getLocal(t)))}onScroll(){this.canvas.updateClientBounds()}onPointerDown(t){this.preventDefaultPointer(t),this.notPointer||(this.usePointer||(this.usePointer=!0),this.pointerDown(B.convert(t,this.getLocal(t))))}onPointerMove(t,e){if(this.notPointer||this.preventWindowPointer(t))return;this.usePointer||(this.usePointer=!0);const i=B.convert(t,this.getLocal(t,!0));e?this.pointerHover(i):this.pointerMove(i)}onPointerLeave(t){this.onPointerMove(t,!0)}onPointerUp(t){this.downData&&this.preventDefaultPointer(t),this.notPointer||this.preventWindowPointer(t)||this.pointerUp(B.convert(t,this.getLocal(t)))}onPointerCancel(){this.useMultiTouch||this.pointerCancel()}onMouseDown(t){this.preventDefaultPointer(t),this.notMouse||this.pointerDown(B.convertMouse(t,this.getLocal(t)))}onMouseMove(t){this.notMouse||this.preventWindowPointer(t)||this.pointerMove(B.convertMouse(t,this.getLocal(t,!0)))}onMouseUp(t){this.downData&&this.preventDefaultPointer(t),this.notMouse||this.preventWindowPointer(t)||this.pointerUp(B.convertMouse(t,this.getLocal(t)))}onMouseCancel(){this.notMouse||this.pointerCancel()}onTouchStart(t){const e=B.getTouch(t),i=this.getLocal(e,!0),{preventDefault:n}=this.config.touch;(!0===n||"auto"===n&&R(this.findPath(i)))&&t.preventDefault(),this.multiTouchStart(t),this.notTouch||(this.touchTimer&&(window.clearTimeout(this.touchTimer),this.touchTimer=0),this.useTouch=!0,this.pointerDown(B.convertTouch(t,i)))}onTouchMove(t){if(this.multiTouchMove(t),this.notTouch||this.preventWindowPointer(t))return;const e=B.getTouch(t);this.pointerMove(B.convertTouch(t,this.getLocal(e)))}onTouchEnd(t){if(this.multiTouchEnd(),this.notTouch||this.preventWindowPointer(t))return;this.touchTimer&&clearTimeout(this.touchTimer),this.touchTimer=setTimeout(()=>{this.useTouch=!1},500);const e=B.getTouch(t);this.pointerUp(B.convertTouch(t,this.getLocal(e)))}onTouchCancel(){this.notTouch||this.pointerCancel()}multiTouchStart(t){this.useMultiTouch=t.touches.length>1,this.touches=this.useMultiTouch?this.getTouches(t.touches):void 0,this.useMultiTouch&&this.pointerCancel()}multiTouchMove(t){if(this.useMultiTouch&&t.touches.length>1){const i=this.getTouches(t.touches),n=this.getKeepTouchList(this.touches,i);n.length>1&&(this.multiTouch(e.InteractionHelper.getBase(t),n),this.touches=i)}}multiTouchEnd(){this.touches=null,this.useMultiTouch=!1,this.transformEnd()}getKeepTouchList(t,e){let i;const n=[];return t.forEach(t=>{i=e.find(e=>e.identifier===t.identifier),i&&n.push({from:this.getLocal(t),to:this.getLocal(i)})}),n}getLocalTouchs(t){return t.map(t=>this.getLocal(t))}onWheel(t){this.preventDefaultWheel(t),this.wheel(Object.assign(Object.assign(Object.assign({},e.InteractionHelper.getBase(t)),this.getLocal(t)),{deltaX:t.deltaX,deltaY:t.deltaY}))}onGesturestart(t){this.useMultiTouch||(this.preventDefaultWheel(t),this.lastGestureScale=1,this.lastGestureRotation=0)}onGesturechange(i){if(this.useMultiTouch)return;this.preventDefaultWheel(i);const n=e.InteractionHelper.getBase(i);Object.assign(n,this.getLocal(i));const s=i.scale/this.lastGestureScale,o=(i.rotation-this.lastGestureRotation)/Math.PI*180*(t.MathHelper.within(this.config.wheel.rotateSpeed,0,1)/4+.1);this.zoom(Object.assign(Object.assign({},n),{scale:s*s})),this.rotate(Object.assign(Object.assign({},n),{rotation:o})),this.lastGestureScale=i.scale,this.lastGestureRotation=i.rotation}onGestureend(t){this.useMultiTouch||(this.preventDefaultWheel(t),this.transformEnd())}setCursor(e){super.setCursor(e);const i=[];this.eachCursor(e,i),t.isObject(i[i.length-1])&&i.push("default"),this.canvas.view.style.cursor=i.map(e=>t.isObject(e)?`url(${e.url}) ${e.x||0} ${e.y||0}`:e).join(",")}eachCursor(i,n,s=0){if(s++,t.isArray(i))i.forEach(t=>this.eachCursor(t,n,s));else{const o=t.isString(i)&&e.Cursor.get(i);o&&s<2?this.eachCursor(o,n,s):n.push(i)}}destroy(){this.view&&(super.destroy(),this.view=null,this.touches=null)}}function T(t,e){const i=t.__,{rows:n,decorationY:s}=i.__textDrawData;let o;i.__isPlacehold&&i.placeholderColor&&(e.fillStyle=i.placeholderColor);for(let t=0,i=n.length;t<i;t++)o=n[t],o.text?e.fillText(o.text,o.x,o.y):o.data&&o.data.forEach(t=>{e.fillText(t.char,t.x,o.y)});if(s){const{decorationColor:t,decorationHeight:o}=i.__textDrawData;t&&(e.fillStyle=t),n.forEach(t=>s.forEach(i=>e.fillRect(t.x,t.y+i,t.width,o)))}}function C(t,e){t.__.__font?T(t,e):t.__.windingRule?e.fill(t.__.windingRule):e.fill()}function M(t,e,i){switch(e.__.strokeAlign){case"center":O(t,1,e,i);break;case"inside":A(t,"inside",e,i);break;case"outside":e.__.__fillAfterStroke?O(t,2,e,i):A(t,"outside",e,i)}}function O(e,i,n,s){const o=n.__;t.isObject(e)?W(e,i,!0,n,s):(s.setStroke(e,o.__strokeWidth*i,o),D(n,s))}function A(e,i,n,s){const o=s.getSameCanvas(!0,!0);o.font=n.__.__font,O(e,2,n,o),o.blendMode="outside"===i?"destination-out":"destination-in",T(n,o),o.blendMode="normal",t.LeafHelper.copyCanvasByWorld(n,s,o),o.recycle(n.__nowWorld)}function D(t,e){let i,n=t.__.__textDrawData;const{rows:s,decorationY:o}=n;for(let t=0,n=s.length;t<n;t++)i=s[t],i.text?e.strokeText(i.text,i.x,i.y):i.data&&i.data.forEach(t=>{e.strokeText(t.char,t.x,i.y)});if(o){const{decorationHeight:t}=n;s.forEach(i=>o.forEach(n=>e.strokeRect(i.x,i.y+n,i.width,t)))}}function W(t,e,n,s,o){let r;const a=s.__,{__hasMultiStrokeStyle:h}=a;h||o.setStroke(void 0,a.__strokeWidth*e,a);for(let l=0,c=t.length;l<c;l++)if(r=t[l],(!r.image||!i.PaintImage.checkImage(s,o,r,!1))&&r.style){if(h){const{strokeStyle:t}=r;t?o.setStroke(r.style,a.__getRealStrokeWidth(t)*e,a,t):o.setStroke(r.style,a.__strokeWidth*e,a)}else o.strokeStyle=r.style;r.blendMode?(o.saveBlendMode(r.blendMode),n?D(s,o):o.stroke(),o.restoreBlendMode()):n?D(s,o):o.stroke()}}function I(e,i,n){const s=i.__;if(s.__strokeWidth)if(s.__font)M(e,i,n);else switch(s.strokeAlign){case"center":H(e,1,i,n);break;case"inside":!function(t,e,i){i.save(),i.clipUI(e),H(t,2,e,i),i.restore()}(e,i,n);break;case"outside":!function(e,i,n){const s=i.__;if(s.__fillAfterStroke)H(e,2,i,n);else{const{renderBounds:o}=i.__layout,r=n.getSameCanvas(!0,!0);i.__drawRenderPath(r),H(e,2,i,r),r.clipUI(s),r.clearWorld(o),t.LeafHelper.copyCanvasByWorld(i,n,r),r.recycle(i.__nowWorld)}}(e,i,n)}}function H(e,n,s,o){const r=s.__;t.isObject(e)?W(e,n,!1,s,o):(o.setStroke(e,r.__strokeWidth*n,r),o.stroke()),r.__useArrow&&i.Paint.strokeArrow(e,s,o)}const{getSpread:z,copyAndSpread:F,toOuterOf:j,getOuterOf:U,getByMove:G,move:Y,getIntersectData:V}=t.BoundsHelper,X={};let N;const{stintSet:q}=t.DataHelper,{hasTransparent:K}=i.ColorConvert;function Q(e,n,s){if(!t.isObject(n)||!1===n.visible||0===n.opacity)return;let o;const{boxBounds:r}=s.__layout;switch(n.type){case"image":o=i.PaintImage.image(s,e,n,r,!N||!N[n.url]);break;case"linear":o=i.PaintGradient.linearGradient(n,r);break;case"radial":o=i.PaintGradient.radialGradient(n,r);break;case"angular":o=i.PaintGradient.conicGradient(n,r);break;case"solid":const{type:a,color:h,opacity:l}=n;o={type:a,style:i.ColorConvert.string(h,l)};break;default:t.isUndefined(n.r)||(o={type:"solid",style:i.ColorConvert.string(n)})}if(o){if(t.isString(o.style)&&K(o.style)&&(o.isTransparent=!0),n.style){if(0===n.style.strokeWidth)return;o.strokeStyle=n.style}n.editing&&(o.editing=n.editing),n.blendMode&&(o.blendMode=n.blendMode)}return o}const $={compute:function(e,n){const s=n.__,o=[];let r,a,h,l=s.__input[e];t.isArray(l)||(l=[l]),N=i.PaintImage.recycleImage(e,s);for(let t,i=0,s=l.length;i<s;i++)(t=Q(e,l[i],n))&&(o.push(t),t.strokeStyle&&(h||(h=1),t.strokeStyle.strokeWidth&&(h=Math.max(h,t.strokeStyle.strokeWidth))));s["_"+e]=o.length?o:void 0,o.length&&o.every(t=>t.isTransparent)&&(o.some(t=>t.image)&&(r=!0),a=!0),"fill"===e?(q(s,"__isAlphaPixelFill",r),q(s,"__isTransparentFill",a)):(q(s,"__isAlphaPixelStroke",r),q(s,"__isTransparentStroke",a),q(s,"__hasMultiStrokeStyle",h))},fill:function(t,e,i){i.fillStyle=t,C(e,i)},fills:function(t,e,n){let s;for(let o=0,r=t.length;o<r;o++){if(s=t[o],s.image){if(i.PaintImage.checkImage(e,n,s,!e.__.__font))continue;if(!s.style){!o&&s.image.isPlacehold&&e.drawImagePlaceholder(n,s.image);continue}}if(n.fillStyle=s.style,s.transform||s.scaleFixed){if(n.save(),s.transform&&n.transform(s.transform),s.scaleFixed){const{scaleX:t,scaleY:i}=e.getRenderScaleData(!0);(!0===s.scaleFixed||"zoom-in"===s.scaleFixed&&t>1&&i>1)&&n.scale(1/t,1/i)}s.blendMode&&(n.blendMode=s.blendMode),C(e,n),n.restore()}else s.blendMode?(n.saveBlendMode(s.blendMode),C(e,n),n.restoreBlendMode()):C(e,n)}},fillPathOrText:C,fillText:T,stroke:I,strokes:function(t,e,i){I(t,e,i)},strokeText:M,drawTextStroke:D,shape:function(e,i,n){const s=i.getSameCanvas(),o=i.bounds,r=e.__nowWorld,a=e.__layout,h=e.__nowWorldShapeBounds||(e.__nowWorldShapeBounds={});let l,c,d,u,f,p;j(a.strokeSpread?(F(X,a.boxBounds,a.strokeSpread),X):a.boxBounds,r,h);let{scaleX:g,scaleY:v}=e.getRenderScaleData(!0);if(o.includes(h))p=s,l=f=h,c=r;else{let s;if(t.Platform.fullImageShadow)s=h;else{const e=a.renderShapeSpread?z(o,t.FourNumberHelper.swapAndScale(a.renderShapeSpread,g,v)):o;s=V(e,h)}u=o.getFitMatrix(s);let{a:w,d:_}=u;u.a<1&&(p=i.getSameCanvas(),e.__renderShape(p,n),g*=w,v*=_),f=U(h,u),l=G(f,-u.e,-u.f),c=U(r,u),Y(c,-u.e,-u.f);const m=n.matrix;m?(d=new t.Matrix(u),d.multiply(m),w*=m.scaleX,_*=m.scaleY):d=u,d.withScale(w,_),n=Object.assign(Object.assign({},n),{matrix:d})}return 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