konva/konva.min.js

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/*
   * Konva JavaScript Framework v6.0.0
   * http://konvajs.org/
   * Licensed under the MIT
   * Date: Thu May 14 2020
   *
   * Original work Copyright (C) 2011 - 2013 by Eric Rowell (KineticJS)
   * Modified work Copyright (C) 2014 - present by Anton Lavrenov (Konva)
   *
   * @license
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T=["arc","arcTo","beginPath","bezierCurveTo","clearRect","clip","closePath","createLinearGradient","createPattern","createRadialGradient","drawImage","ellipse","fill","fillText","getImageData","createImageData","lineTo","moveTo","putImageData","quadraticCurveTo","rect","restore","rotate","save","scale","setLineDash","setTransform","stroke","strokeText","transform","translate"],M=(R.prototype.fillShape=function(t){t.fillEnabled()&&this._fill(t)},R.prototype._fill=function(t){},R.prototype.strokeShape=function(t){t.hasStroke()&&this._stroke(t)},R.prototype._stroke=function(t){},R.prototype.fillStrokeShape=function(t){this.fillShape(t),this.strokeShape(t)},R.prototype.getTrace=function(t){for(var e,i,n,r=this.traceArr,o=r.length,a="",s=0;s<o;s++)(i=(e=r[s]).method)?(n=e.args,a+=i,t?a+="()":A._isArray(n[0])?a+="(["+n.join(",")+"])":a+="("+n.join(",")+")"):(a+=e.property,t||(a+="="+e.val)),a+=";";return a},R.prototype.clearTrace=function(){this.traceArr=[]},R.prototype._trace=function(t){var e=this.traceArr;e.push(t),100<=e.length&&e.shift()},R.prototype.reset=function(){var t=this.getCanvas().getPixelRatio();this.setTransform(+t,0,0,+t,0,0)},R.prototype.getCanvas=function(){return this.canvas},R.prototype.clear=function(t){var e=this.getCanvas();t?this.clearRect(t.x||0,t.y||0,t.width||0,t.height||0):this.clearRect(0,0,e.getWidth()/e.pixelRatio,e.getHeight()/e.pixelRatio)},R.prototype._applyLineCap=function(t){var e=t.getLineCap();e&&this.setAttr("lineCap",e)},R.prototype._applyOpacity=function(t){var e=t.getAbsoluteOpacity();1!==e&&this.setAttr("globalAlpha",e)},R.prototype._applyLineJoin=function(t){var e=t.lineJoin();e&&this.setAttr("lineJoin",e)},R.prototype.setAttr=function(t,e){this._context[t]=e},R.prototype.arc=function(t,e,i,n,r,o){this._context.arc(t,e,i,n,r,o)},R.prototype.arcTo=function(t,e,i,n,r){this._context.arcTo(t,e,i,n,r)},R.prototype.beginPath=function(){this._context.beginPath()},R.prototype.bezierCurveTo=function(t,e,i,n,r,o){this._context.bezierCurveTo(t,e,i,n,r,o)},R.prototype.clearRect=function(t,e,i,n){this._context.clearRect(t,e,i,n)},R.prototype.clip=function(){this._context.clip()},R.prototype.closePath=function(){this._context.closePath()},R.prototype.createImageData=function(t,e){var i=arguments;return 2===i.length?this._context.createImageData(t,e):1===i.length?this._context.createImageData(t):void 0},R.prototype.createLinearGradient=function(t,e,i,n){return this._context.createLinearGradient(t,e,i,n)},R.prototype.createPattern=function(t,e){return this._context.createPattern(t,e)},R.prototype.createRadialGradient=function(t,e,i,n,r,o){return this._context.createRadialGradient(t,e,i,n,r,o)},R.prototype.drawImage=function(t,e,i,n,r,o,a,s,h){var d=arguments,l=this._context;3===d.length?l.drawImage(t,e,i):5===d.length?l.drawImage(t,e,i,n,r):9===d.length&&l.drawImage(t,e,i,n,r,o,a,s,h)},R.prototype.ellipse=function(t,e,i,n,r,o,a,s){this._context.ellipse(t,e,i,n,r,o,a,s)},R.prototype.isPointInPath=function(t,e){return this._context.isPointInPath(t,e)},R.prototype.fill=function(){this._context.fill()},R.prototype.fillRect=function(t,e,i,n){this._context.fillRect(t,e,i,n)},R.prototype.strokeRect=function(t,e,i,n){this._context.strokeRect(t,e,i,n)},R.prototype.fillText=function(t,e,i){this._context.fillText(t,e,i)},R.prototype.measureText=function(t){return this._context.measureText(t)},R.prototype.getImageData=function(t,e,i,n){return this._context.getImageData(t,e,i,n)},R.prototype.lineTo=function(t,e){this._context.lineTo(t,e)},R.prototype.moveTo=function(t,e){this._context.moveTo(t,e)},R.prototype.rect=function(t,e,i,n){this._context.rect(t,e,i,n)},R.prototype.putImageData=function(t,e,i){this._context.putImageData(t,e,i)},R.prototype.quadraticCurveTo=function(t,e,i,n){this._context.quadraticCurveTo(t,e,i,n)},R.prototype.restore=function(){this._context.restore()},R.prototype.rotate=function(t){this._context.rotate(t)},R.prototype.save=function(){this._context.save()},R.prototype.scale=function(t,e){this._context.scale(t,e)},R.prototype.setLineDash=function(t){this._context.setLineDash?this._context.setLineDash(t):"mozDash"in this._context?this._context.mozDash=t:"webkitLineDash"in this._context&&(this._context.webkitLineDash=t)},R.prototype.getLineDash=function(){return this._context.getLineDash()},R.prototype.setTransform=function(t,e,i,n,r,o){this._context.setTransform(t,e,i,n,r,o)},R.prototype.stroke=function(){this._context.stroke()},R.prototype.strokeText=function(t,e,i,n){this._context.strokeText(t,e,i,n)},R.prototype.transform=function(t,e,i,n,r,o){this._context.transform(t,e,i,n,r,o)},R.prototype.translate=function(t,e){this._context.translate(t,e)},R.prototype._enableTrace=function(){for(var n,r=this,t=T.length,o=A._simplifyArray,i=this.setAttr,e=function(t){var e,i=r[t];r[t]=function(){return n=o(Array.prototype.slice.call(arguments,0)),e=i.apply(r,arguments),r._trace({method:t,args:n}),e}},a=0;a<t;a++)e(T[a]);r.setAttr=function(){i.apply(r,arguments);var t=arguments[0],e=arguments[1];"shadowOffsetX"!==t&&"shadowOffsetY"!==t&&"shadowBlur"!==t||(e/=this.canvas.getPixelRatio()),r._trace({property:t,val:e})}},R.prototype._applyGlobalCompositeOperation=function(t){var e=t.getGlobalCompositeOperation();"source-over"!==e&&this.setAttr("globalCompositeOperation",e)},R);function R(t){this.canvas=t,this._context=t._canvas.getContext("2d"),G.enableTrace&&(this.traceArr=[],this._enableTrace())}["fillStyle","strokeStyle","shadowColor","shadowBlur","shadowOffsetX","shadowOffsetY","lineCap","lineDashOffset","lineJoin","lineWidth","miterLimit","font","textAlign","textBaseline","globalAlpha","globalCompositeOperation","imageSmoothingEnabled"].forEach(function(e){Object.defineProperty(M.prototype,e,{get:function(){return this._context[e]},set:function(t){this._context[e]=t}})});var I,E=(P(L,I=M),L.prototype._fillColor=function(t){var e=t.fill();this.setAttr("fillStyle",e),t._fillFunc(this)},L.prototype._fillPattern=function(t){var e=t.getFillPatternX(),i=t.getFillPatternY(),n=G.getAngle(t.getFillPatternRotation()),r=t.getFillPatternOffsetX(),o=t.getFillPatternOffsetY(),a=t.getFillPatternScaleX(),s=t.getFillPatternScaleY();(e||i)&&this.translate(e||0,i||0),n&&this.rotate(n),(a||s)&&this.scale(a,s),(r||o)&&this.translate(-1*r,-1*o),this.setAttr("fillStyle",t._getFillPattern()),t._fillFunc(this)},L.prototype._fillLinearGradient=function(t){var e=t._getLinearGradient();e&&(this.setAttr("fillStyle",e),t._fillFunc(this))},L.prototype._fillRadialGradient=function(t){var e=t._getRadialGradient();e&&(this.setAttr("fillStyle",e),t._fillFunc(this))},L.prototype._fill=function(t){var 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e,i=t.dash(),n=t.getStrokeScaleEnabled();t.hasStroke()&&(n||(this.save(),e=this.getCanvas().getPixelRatio(),this.setTransform(e,0,0,e,0,0)),this._applyLineCap(t),i&&t.dashEnabled()&&(this.setLineDash(i),this.setAttr("lineDashOffset",t.dashOffset())),this.setAttr("lineWidth",t.strokeWidth()),t.getShadowForStrokeEnabled()||this.setAttr("shadowColor","rgba(0,0,0,0)"),t.getStrokeLinearGradientColorStops()?this._strokeLinearGradient(t):this.setAttr("strokeStyle",t.stroke()),t._strokeFunc(this),n||this.restore())},L.prototype._applyShadow=function(t){var e=A,i=e.get(t.getShadowRGBA(),"black"),n=e.get(t.getShadowBlur(),5),r=e.get(t.getShadowOffset(),{x:0,y:0}),o=t.getAbsoluteScale(),a=this.canvas.getPixelRatio(),s=o.x*a,h=o.y*a;this.setAttr("shadowColor",i),this.setAttr("shadowBlur",n*Math.min(Math.abs(s),Math.abs(h))),this.setAttr("shadowOffsetX",r.x*s),this.setAttr("shadowOffsetY",r.y*h)},L);function L(){return null!==I&&I.apply(this,arguments)||this}var D,O,F=(P(B,D=M),B.prototype._fill=function(t){this.save(),this.setAttr("fillStyle",t.colorKey),t._fillFuncHit(this),this.restore()},B.prototype.strokeShape=function(t){t.hasHitStroke()&&this._stroke(t)},B.prototype._stroke=function(t){var e,i,n,r;t.hasHitStroke()&&((e=t.getStrokeScaleEnabled())||(this.save(),i=this.getCanvas().getPixelRatio(),this.setTransform(i,0,0,i,0,0)),this._applyLineCap(t),r="auto"===(n=t.hitStrokeWidth())?t.strokeWidth():n,this.setAttr("lineWidth",r),this.setAttr("strokeStyle",t.colorKey),t._strokeFuncHit(this),e||this.restore())},B);function B(){return null!==D&&D.apply(this,arguments)||this}var N=(z.prototype.getContext=function(){return this.context},z.prototype.getPixelRatio=function(){return this.pixelRatio},z.prototype.setPixelRatio=function(t){var e=this.pixelRatio;this.pixelRatio=t,this.setSize(this.getWidth()/e,this.getHeight()/e)},z.prototype.setWidth=function(t){this.width=this._canvas.width=t*this.pixelRatio,this._canvas.style.width=t+"px";var e=this.pixelRatio;this.getContext()._context.scale(e,e)},z.prototype.setHeight=function(t){this.height=this._canvas.height=t*this.pixelRatio,this._canvas.style.height=t+"px";var e=this.pixelRatio;this.getContext()._context.scale(e,e)},z.prototype.getWidth=function(){return this.width},z.prototype.getHeight=function(){return this.height},z.prototype.setSize=function(t,e){this.setWidth(t||0),this.setHeight(e||0)},z.prototype.toDataURL=function(t,e){try{return this._canvas.toDataURL(t,e)}catch(t){try{return this._canvas.toDataURL()}catch(t){return A.error("Unable to get data URL. 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0===t&&(t={width:0,height:0});var e=X.call(this,t)||this;return e.hitCanvas=!0,e.context=new F(e),e.setSize(t.width,t.height),e}var q={get isDragging(){var e=!1;return q._dragElements.forEach(function(t){"dragging"===t.dragStatus&&(e=!0)}),e},justDragged:!1,get node(){var e;return q._dragElements.forEach(function(t){e=t.node}),e},_dragElements:new Map,_drag:function(a){q._dragElements.forEach(function(e,t){var i=e.node,n=i.getStage();n.setPointersPositions(a),void 0===e.pointerId&&(e.pointerId=A._getFirstPointerId(a));var r=n._changedPointerPositions.find(function(t){return t.id===e.pointerId});if(r){if("dragging"!==e.dragStatus){var o=i.dragDistance();if(Math.max(Math.abs(r.x-e.startPointerPos.x),Math.abs(r.y-e.startPointerPos.y))<o)return;if(i.startDrag({evt:a}),!i.isDragging())return}i._setDragPosition(a,e),i.fire("dragmove",{type:"dragmove",target:i,evt:a},!0)}})},_endDragBefore:function(r){q._dragElements.forEach(function(e,t){var i,n=e.node.getStage();r&&n.setPointersPositions(r),n._changedPointerPositions.find(function(t){return t.id===e.pointerId})&&("dragging"!==e.dragStatus&&"stopped"!==e.dragStatus||(q.justDragged=!0,G.listenClickTap=!1,e.dragStatus="stopped"),(i=e.node.getLayer()||e.node instanceof G.Stage&&e.node)&&i.draw())})},_endDragAfter:function(i){q._dragElements.forEach(function(t,e){"stopped"===t.dragStatus&&t.node.fire("dragend",{type:"dragend",target:t.node,evt:i},!0),"dragging"!==t.dragStatus&&q._dragElements.delete(e)})}};G.isBrowser&&(window.addEventListener("mouseup",q._endDragBefore,!0),window.addEventListener("touchend",q._endDragBefore,!0),window.addEventListener("mousemove",q._drag),window.addEventListener("touchmove",q._drag),window.addEventListener("mouseup",q._endDragAfter,!1),window.addEventListener("touchend",q._endDragAfter,!1));function V(t,e){t&&Q[t]===e&&delete Q[t]}function K(t,e){if(t){var i=J[t];if(i){for(var 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this._cache.get(et)},ct.prototype._clearSelfAndDescendantCache=function(e,t){this._clearCache(e),t&&e===$&&this.fire("_clearTransformCache"),this.isCached()||this.children&&this.children.each(function(t){t._clearSelfAndDescendantCache(e,!0)})},ct.prototype.clearCache=function(){return this._cache.delete(et),this._clearSelfAndDescendantCache(),this},ct.prototype.cache=function(t){var e=t||{},i={};void 0!==e.x&&void 0!==e.y&&void 0!==e.width&&void 0!==e.height||(i=this.getClientRect({skipTransform:!0,relativeTo:this.getParent()}));var n=Math.ceil(e.width||i.width),r=Math.ceil(e.height||i.height),o=e.pixelRatio,a=void 0===e.x?i.x:e.x,s=void 0===e.y?i.y:e.y,h=e.offset||0,d=e.drawBorder||!1;if(n&&r){a-=h,s-=h;var l=new H({pixelRatio:o,width:n+=2*h,height:r+=2*h}),c=new H({pixelRatio:o,width:0,height:0}),p=new j({pixelRatio:1,width:n,height:r}),u=l.getContext(),f=p.getContext();return p.isCache=!0,l.isCache=!0,this._cache.delete("canvas"),(this._filterUpToDate=!1)===e.imageSmoothingEnabled&&(l.getContext()._context.imageSmoothingEnabled=!1,c.getContext()._context.imageSmoothingEnabled=!1),u.save(),f.save(),u.translate(-a,-s),f.translate(-a,-s),this._isUnderCache=!0,this._clearSelfAndDescendantCache(Z),this._clearSelfAndDescendantCache(tt),this.drawScene(l,this),this.drawHit(p,this),this._isUnderCache=!1,u.restore(),f.restore(),d&&(u.save(),u.beginPath(),u.rect(0,0,n,r),u.closePath(),u.setAttr("strokeStyle","red"),u.setAttr("lineWidth",5),u.stroke(),u.restore()),this._cache.set(et,{scene:l,filter:c,hit:p,x:a,y:s}),this}A.error("Can not cache the node. Width or height of the node equals 0. Caching is skipped.")},ct.prototype.isCached=function(){return this._cache.has("canvas")},ct.prototype.getClientRect=function(t){throw new Error('abstract "getClientRect" method call')},ct.prototype._transformedRect=function(t,e){var i,n,r,o,a=[{x:t.x,y:t.y},{x:t.x+t.width,y:t.y},{x:t.x+t.width,y:t.y+t.height},{x:t.x,y:t.y+t.height}],s=this.getAbsoluteTransform(e);return a.forEach(function(t){var e=s.point(t);void 0===i&&(i=r=e.x,n=o=e.y),i=Math.min(i,e.x),n=Math.min(n,e.y),r=Math.max(r,e.x),o=Math.max(o,e.y)}),{x:i,y:n,width:r-i,height:o-n}},ct.prototype._drawCachedSceneCanvas=function(t){t.save(),t._applyOpacity(this),t._applyGlobalCompositeOperation(this);var e=this._getCanvasCache();t.translate(e.x,e.y);var i=this._getCachedSceneCanvas(),n=i.pixelRatio;t.drawImage(i._canvas,0,0,i.width/n,i.height/n),t.restore()},ct.prototype._drawCachedHitCanvas=function(t){var e=this._getCanvasCache(),i=e.hit;t.save(),t.translate(e.x,e.y),t.drawImage(i._canvas,0,0),t.restore()},ct.prototype._getCachedSceneCanvas=function(){var t,e,i,n,r=this.filters(),o=this._getCanvasCache(),a=o.scene,s=o.filter,h=s.getContext();if(r){if(!this._filterUpToDate){var d=a.pixelRatio;s.setSize(a.width/a.pixelRatio,a.height/a.pixelRatio);try{for(t=r.length,h.clear(),h.drawImage(a._canvas,0,0,a.getWidth()/d,a.getHeight()/d),e=h.getImageData(0,0,s.getWidth(),s.getHeight()),i=0;i<t;i++)"function"==typeof(n=r[i])?(n.call(this,e),h.putImageData(e,0,0)):A.error("Filter should be type of function, but got "+typeof n+" instead. Please check correct filters")}catch(t){A.error("Unable to apply filter. "+t.message+" This post my help you https://konvajs.org/docs/posts/Tainted_Canvas.html.")}this._filterUpToDate=!0}return s}return a},ct.prototype.on=function(t,e){if(3===arguments.length)return this._delegate.apply(this,arguments);for(var i,n,r,o=t.split(" "),a=o.length,s=0;s<a;s++)n=(i=o[s].split("."))[0],r=i[1]||"",this.eventListeners[n]||(this.eventListeners[n]=[]),this.eventListeners[n].push({name:r,handler:e});return this},ct.prototype.off=function(t,e){var i,n,r,o,a,s=(t||"").split(" "),h=s.length;if(!t)for(n in this.eventListeners)this._off(n);for(i=0;i<h;i++)if(o=(r=s[i].split("."))[0],a=r[1],o)this.eventListeners[o]&&this._off(o,a,e);else for(n in this.eventListeners)this._off(n,a,e);return this},ct.prototype.dispatchEvent=function(t){var e={target:this,type:t.type,evt:t};return this.fire(t.type,e),this},ct.prototype.addEventListener=function(t,e){return this.on(t,function(t){e.call(this,t.evt)}),this},ct.prototype.removeEventListener=function(t){return this.off(t),this},ct.prototype._delegate=function(t,n,r){var o=this;this.on(t,function(t){for(var e=t.target.findAncestors(n,!0,o),i=0;i<e.length;i++)(t=A.cloneObject(t)).currentTarget=e[i],r.call(e[i],t)})},ct.prototype.remove=function(){return this.isDragging()&&this.stopDrag(),q._dragElements.delete(this._id),this._remove(),this},ct.prototype._clearCaches=function(){this._clearSelfAndDescendantCache($),this._clearSelfAndDescendantCache(Z),this._clearSelfAndDescendantCache(tt),this._clearSelfAndDescendantCache("stage"),this._clearSelfAndDescendantCache(at),this._clearSelfAndDescendantCache(it)},ct.prototype._remove=function(){this._clearCaches();var t=this.getParent();t&&t.children&&(t.children.splice(this.index,1),t._setChildrenIndices(),this.parent=null)},ct.prototype.destroy=function(){V(this.id(),this);for(var t=(this.name()||"").split(/\s/g),e=0;e<t.length;e++){var i=t[e];K(i,this._id)}return this.remove(),this},ct.prototype.getAttr=function(t){var e="get"+A._capitalize(t);return A._isFunction(this[e])?this[e]():this.attrs[t]},ct.prototype.getAncestors=function(){for(var t=this.getParent(),e=new o;t;)e.push(t),t=t.getParent();return e},ct.prototype.getAttrs=function(){return this.attrs||{}},ct.prototype.setAttrs=function(t){var e,i;if(!t)return this;for(e in t)"children"!==e&&(i="set"+A._capitalize(e),A._isFunction(this[i])?this[i](t[e]):this._setAttr(e,t[e]));return this},ct.prototype.isListening=function(){return this._getCache(it,this._isListening)},ct.prototype._isListening=function(t){if(!this.listening())return!1;var e=this.getParent();return!e||e===t||this===t||e._isListening(t)},ct.prototype.isVisible=function(){return this._getCache(at,this._isVisible)},ct.prototype._isVisible=function(t){if(!this.visible())return!1;var e=this.getParent();return!e||e===t||this===t||e._isVisible(t)},ct.prototype.shouldDrawHit=function(t){if(t)return this._isVisible(t)&&this._isListening(t);var e=this.getLayer(),i=!1;q._dragElements.forEach(function(t){"dragging"===t.dragStatus&&t.node.getLayer()===e&&(i=!0)});var n=!G.hitOnDragEnabled&&i;return this.isListening()&&this.isVisible()&&!n},ct.prototype.show=function(){return this.visible(!0),this},ct.prototype.hide=function(){return this.visible(!1),this},ct.prototype.getZIndex=function(){return this.index||0},ct.prototype.getAbsoluteZIndex=function(){var i,n,r,o,a=this.getDepth(),s=this,h=0;return"Stage"!==s.nodeType&&function t(e){for(i=[],n=e.length,r=0;r<n;r++)o=e[r],h++,"Shape"!==o.nodeType&&(i=i.concat(o.getChildren().toArray())),o._id===s._id&&(r=n);0<i.length&&i[0].getDepth()<=a&&t(i)}(s.getStage().getChildren()),h},ct.prototype.getDepth=function(){for(var t=0,e=this.parent;e;)t++,e=e.parent;return t},ct.prototype._batchTransformChanges=function(t){this._batchingTransformChange=!0,t(),this._batchingTransformChange=!1,this._needClearTransformCache&&(this._clearCache(ot),this._clearSelfAndDescendantCache($,!0)),this._needClearTransformCache=!1},ct.prototype.setPosition=function(t){var e=this;return this._batchTransformChanges(function(){e.x(t.x),e.y(t.y)}),this},ct.prototype.getPosition=function(){return{x:this.x(),y:this.y()}},ct.prototype.getAbsolutePosition=function(t){for(var e=!1,i=this.parent;i;){if(i.isCached()){e=!0;break}i=i.parent}e&&!t&&(t=!0);var n=this.getAbsoluteTransform(t).getMatrix(),r=new l,o=this.offset();return r.m=n.slice(),r.translate(o.x,o.y),r.getTranslation()},ct.prototype.setAbsolutePosition=function(t){var e,i=this._clearTransform();return this.attrs.x=i.x,this.attrs.y=i.y,delete i.x,delete i.y,this._clearCache(ot),(e=this._getAbsoluteTransform()).invert(),e.translate(t.x,t.y),t={x:this.attrs.x+e.getTranslation().x,y:this.attrs.y+e.getTranslation().y},this._setTransform(i),this.setPosition({x:t.x,y:t.y}),this},ct.prototype._setTransform=function(t){var e;for(e in t)this.attrs[e]=t[e]},ct.prototype._clearTransform=function(){var t={x:this.x(),y:this.y(),rotation:this.rotation(),scaleX:this.scaleX(),scaleY:this.scaleY(),offsetX:this.offsetX(),offsetY:this.offsetY(),skewX:this.skewX(),skewY:this.skewY()};return this.attrs.x=0,this.attrs.y=0,this.attrs.rotation=0,this.attrs.scaleX=1,this.attrs.scaleY=1,this.attrs.offsetX=0,this.attrs.offsetY=0,this.attrs.skewX=0,this.attrs.skewY=0,t},ct.prototype.move=function(t){var e=t.x,i=t.y,n=this.x(),r=this.y();return void 0!==e&&(n+=e),void 0!==i&&(r+=i),this.setPosition({x:n,y:r}),this},ct.prototype._eachAncestorReverse=function(t,e){var i,n,r=[],o=this.getParent();if(e&&e._id===this._id)t(this);else{for(r.unshift(this);o&&(!e||o._id!==e._id);)r.unshift(o),o=o.parent;for(i=r.length,n=0;n<i;n++)t(r[n])}},ct.prototype.rotate=function(t){return this.rotation(this.rotation()+t),this},ct.prototype.moveToTop=function(){if(!this.parent)return A.warn("Node has no parent. moveToTop function is ignored."),!1;var t=this.index;return this.parent.children.splice(t,1),this.parent.children.push(this),this.parent._setChildrenIndices(),!0},ct.prototype.moveUp=function(){if(!this.parent)return A.warn("Node has no parent. moveUp function is ignored."),!1;var t=this.index;return t<this.parent.getChildren().length-1&&(this.parent.children.splice(t,1),this.parent.children.splice(t+1,0,this),this.parent._setChildrenIndices(),!0)},ct.prototype.moveDown=function(){if(!this.parent)return A.warn("Node has no parent. moveDown function is ignored."),!1;var t=this.index;return 0<t&&(this.parent.children.splice(t,1),this.parent.children.splice(t-1,0,this),this.parent._setChildrenIndices(),!0)},ct.prototype.moveToBottom=function(){if(!this.parent)return A.warn("Node has no parent. moveToBottom function is ignored."),!1;var t=this.index;return 0<t&&(this.parent.children.splice(t,1),this.parent.children.unshift(this),this.parent._setChildrenIndices(),!0)},ct.prototype.setZIndex=function(t){if(!this.parent)return A.warn("Node has no parent. zIndex parameter is ignored."),this;(t<0||t>=this.parent.children.length)&&A.warn("Unexpected value "+t+" for zIndex property. zIndex is just index of a node in children of its parent. Expected value is from 0 to "+(this.parent.children.length-1)+".");var e=this.index;return this.parent.children.splice(e,1),this.parent.children.splice(t,0,this),this.parent._setChildrenIndices(),this},ct.prototype.getAbsoluteOpacity=function(){return this._getCache(Z,this._getAbsoluteOpacity)},ct.prototype._getAbsoluteOpacity=function(){var t=this.opacity(),e=this.getParent();return e&&!e._isUnderCache&&(t*=e.getAbsoluteOpacity()),t},ct.prototype.moveTo=function(t){return this.getParent()!==t&&(this._remove(),t.add(this)),this},ct.prototype.toObject=function(){var t,e,i,n={},r=this.getAttrs();for(t in n.attrs={},r)e=r[t],A.isObject(e)&&!A._isPlainObject(e)&&!A._isArray(e)||(i="function"==typeof this[t]&&this[t],delete r[t],(i?i.call(this):null)!==(r[t]=e)&&(n.attrs[t]=e));return n.className=this.getClassName(),A._prepareToStringify(n)},ct.prototype.toJSON=function(){return JSON.stringify(this.toObject())},ct.prototype.getParent=function(){return this.parent},ct.prototype.findAncestors=function(t,e,i){var n=[];e&&this._isMatch(t)&&n.push(this);for(var r=this.parent;r;){if(r===i)return n;r._isMatch(t)&&n.push(r),r=r.parent}return n},ct.prototype.isAncestorOf=function(t){return!1},ct.prototype.findAncestor=function(t,e,i){return this.findAncestors(t,e,i)[0]},ct.prototype._isMatch=function(t){if(!t)return!1;if("function"==typeof t)return t(this);for(var e,i=t.replace(/ /g,"").split(","),n=i.length,r=0;r<n;r++)if(e=i[r],A.isValidSelector(e)||(A.warn('Selector "'+e+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".'),A.warn('If you have a custom shape with such className, please change it to start with upper letter like "Triangle".'),A.warn("Konva is awesome, right?")),"#"===e.charAt(0)){if(this.id()===e.slice(1))return!0}else if("."===e.charAt(0)){if(this.hasName(e.slice(1)))return!0}else if(this.className===e||this.nodeType===e)return!0;return!1},ct.prototype.getLayer=function(){var t=this.getParent();return t?t.getLayer():null},ct.prototype.getStage=function(){return this._getCache("stage",this._getStage)},ct.prototype._getStage=function(){var t=this.getParent();return t?t.getStage():void 0},ct.prototype.fire=function(t,e,i){return void 0===e&&(e={}),e.target=e.target||this,i?this._fireAndBubble(t,e):this._fire(t,e),this},ct.prototype.getAbsoluteTransform=function(t){return t?this._getAbsoluteTransform(t):this._getCache($,this._getAbsoluteTransform)},ct.prototype._getAbsoluteTransform=function(t){var i;if(t)return i=new l,this._eachAncestorReverse(function(t){var e=t.transformsEnabled();"all"===e?i.multiply(t.getTransform()):"position"===e&&i.translate(t.x()-t.offsetX(),t.y()-t.offsetY())},t),i;i=this.parent?this.parent.getAbsoluteTransform().copy():new l;var e=this.transformsEnabled();return"all"===e?i.multiply(this.getTransform()):"position"===e&&i.translate(this.x()-this.offsetX(),this.y()-this.offsetY()),i},ct.prototype.getAbsoluteScale=function(t){for(var e=this;e;)e._isUnderCache&&(t=e),e=e.getParent();var i=this.getAbsoluteTransform(t).decompose();return{x:i.scaleX,y:i.scaleY}},ct.prototype.getAbsoluteRotation=function(){return this.getAbsoluteTransform().decompose().rotation},ct.prototype.getTransform=function(){return this._getCache(ot,this._getTransform)},ct.prototype._getTransform=function(){var t=new l,e=this.x(),i=this.y(),n=G.getAngle(this.rotation()),r=this.scaleX(),o=this.scaleY(),a=this.skewX(),s=this.skewY(),h=this.offsetX(),d=this.offsetY();return 0===e&&0===i||t.translate(e,i),0!==n&&t.rotate(n),0===a&&0===s||t.skew(a,s),1===r&&1===o||t.scale(r,o),0===h&&0===d||t.translate(-1*h,-1*d),t},ct.prototype.clone=function(t){var e,i,n,r,o,a=A.cloneObject(this.attrs);for(e in t)a[e]=t[e];var s=new this.constructor(a);for(e in this.eventListeners)for(n=(i=this.eventListeners[e]).length,r=0;r<n;r++)(o=i[r]).name.indexOf("konva")<0&&(s.eventListeners[e]||(s.eventListeners[e]=[]),s.eventListeners[e].push(o));return s},ct.prototype._toKonvaCanvas=function(t){t=t||{};var e=this.getClientRect(),i=this.getStage(),n=void 0!==t.x?t.x:e.x,r=void 0!==t.y?t.y:e.y,o=t.pixelRatio||1,a=new H({width:t.width||e.width||(i?i.width():0),height:t.height||e.height||(i?i.height():0),pixelRatio:o}),s=a.getContext();return s.save(),(n||r)&&s.translate(-1*n,-1*r),this.drawScene(a),s.restore(),a},ct.prototype.toCanvas=function(t){return this._toKonvaCanvas(t)._canvas},ct.prototype.toDataURL=function(t){var e=(t=t||{}).mimeType||null,i=t.quality||null,n=this._toKonvaCanvas(t).toDataURL(e,i);return t.callback&&t.callback(n),n},ct.prototype.toImage=function(t){if(!t||!t.callback)throw"callback required for toImage method config argument";var e=t.callback;delete t.callback,A._urlToImage(this.toDataURL(t),function(t){e(t)})},ct.prototype.setSize=function(t){return this.width(t.width),this.height(t.height),this},ct.prototype.getSize=function(){return{width:this.width(),height:this.height()}},ct.prototype.getClassName=function(){return this.className||this.nodeType},ct.prototype.getType=function(){return this.nodeType},ct.prototype.getDragDistance=function(){return void 0!==this.attrs.dragDistance?this.attrs.dragDistance:this.parent?this.parent.getDragDistance():G.dragDistance},ct.prototype._off=function(t,e,i){for(var n,r,o=this.eventListeners[t],a=0;a<o.length;a++)if(n=o[a].name,r=o[a].handler,!("konva"===n&&"konva"!==e||e&&n!==e||i&&i!==r)){if(o.splice(a,1),0===o.length){delete this.eventListeners[t];break}a--}},ct.prototype._fireChangeEvent=function(t,e,i){this._fire(t+"Change",{oldVal:e,newVal:i})},ct.prototype.setId=function(t){var e,i,n=this.id();return V(n,this),e=this,(i=t)&&(Q[i]=e),this._setAttr("id",t),this},ct.prototype.setName=function(t){for(var e,i,n,r=(this.name()||"").split(/\s/g),o=(t||"").split(/\s/g),a=0;a<r.length;a++)e=r[a],-1===o.indexOf(e)&&e&&K(e,this._id);for(a=0;a<o.length;a++)e=o[a],-1===r.indexOf(e)&&e&&(i=this,(n=e)&&(J[n]||(J[n]=[]),J[n].push(i)));return this._setAttr("name",t),this},ct.prototype.addName=function(t){var e,i;return this.hasName(t)||(i=(e=this.name())?e+" "+t:t,this.setName(i)),this},ct.prototype.hasName=function(t){if(!t)return!1;var e=this.name();return!!e&&-1!==(e||"").split(/\s/g).indexOf(t)},ct.prototype.removeName=function(t){var e=(this.name()||"").split(/\s/g),i=e.indexOf(t);return-1!==i&&(e.splice(i,1),this.setName(e.join(" "))),this},ct.prototype.setAttr=function(t,e){var i=this["set"+A._capitalize(t)];return A._isFunction(i)?i.call(this,e):this._setAttr(t,e),this},ct.prototype._setAttr=function(t,e){var i=this.attrs[t];i===e&&!A.isObject(e)||(null==e?delete this.attrs[t]:this.attrs[t]=e,this._fireChangeEvent(t,i,e))},ct.prototype._setComponentAttr=function(t,e,i){var n;void 0!==i&&((n=this.attrs[t])||(this.attrs[t]=this.getAttr(t)),this.attrs[t][e]=i,this._fireChangeEvent(t,n,i))},ct.prototype._fireAndBubble=function(t,e,i){var n;e&&"Shape"===this.nodeType&&(e.target=this),(t===nt||t===rt)&&(i&&(this===i||this.isAncestorOf&&this.isAncestorOf(i))||"Stage"===this.nodeType&&!i)||(this._fire(t,e),n=(t===nt||t===rt)&&i&&i.isAncestorOf&&i.isAncestorOf(this)&&!i.isAncestorOf(this.parent),(e&&!e.cancelBubble||!e)&&this.parent&&this.parent.isListening()&&!n&&(i&&i.parent?this._fireAndBubble.call(this.parent,t,e,i):this._fireAndBubble.call(this.parent,t,e)))},ct.prototype._fire=function(t,e){var i,n=this.eventListeners[t];if(n)for((e=e||{}).currentTarget=this,e.type=t,i=0;i<n.length;i++)n[i].handler.call(this,e)},ct.prototype.draw=function(){return this.drawScene(),this.drawHit(),this},ct.prototype._createDragElement=function(t){var e=t?t.pointerId:void 0,i=this.getStage(),n=this.getAbsolutePosition(),r=i._getPointerById(e)||i._changedPointerPositions[0]||n;q._dragElements.set(this._id,{node:this,startPointerPos:r,offset:{x:r.x-n.x,y:r.y-n.y},dragStatus:"ready",pointerId:e})},ct.prototype.startDrag=function(t){q._dragElements.has(this._id)||this._createDragElement(t),q._dragElements.get(this._id).dragStatus="dragging",this.fire("dragstart",{type:"dragstart",target:this,evt:t&&t.evt},!0)},ct.prototype._setDragPosition=function(t,e){var i,n,r,o=this.getStage()._getPointerById(e.pointerId);o&&(i={x:o.x-e.offset.x,y:o.y-e.offset.y},void 0!==(n=this.dragBoundFunc())&&((r=n.call(this,i,t))?i=r:A.warn("dragBoundFunc did not return any value. That is unexpected behavior. You must return new absolute position from dragBoundFunc.")),this._lastPos&&this._lastPos.x===i.x&&this._lastPos.y===i.y||(this.setAbsolutePosition(i),this.getLayer()?this.getLayer().batchDraw():this.getStage()&&this.getStage().batchDraw()),this._lastPos=i)},ct.prototype.stopDrag=function(t){var e=q._dragElements.get(this._id);e&&(e.dragStatus="stopped"),q._endDragBefore(t),q._endDragAfter(t)},ct.prototype.setDraggable=function(t){this._setAttr("draggable",t),this._dragChange()},ct.prototype.isDragging=function(){var t=q._dragElements.get(this._id);return!!t&&"dragging"===t.dragStatus},ct.prototype._listenDrag=function(){this._dragCleanup(),this.on("mousedown.konva touchstart.konva",function(t){var e,i=this;void 0!==t.evt.button&&!(0<=G.dragButtons.indexOf(t.evt.button))||this.isDragging()||(e=!1,q._dragElements.forEach(function(t){i.isAncestorOf(t.node)&&(e=!0)}),e||this._createDragElement(t))})},ct.prototype._dragChange=function(){this.attrs.draggable?this._listenDrag():(this._dragCleanup(),this.getStage()&&q._dragElements.has(this._id)&&this.stopDrag())},ct.prototype._dragCleanup=function(){this.off("mousedown.konva"),this.off("touchstart.konva")},ct.create=function(t,e){return A._isString(t)&&(t=JSON.parse(t)),this._createNode(t,e)},ct._createNode=function(t,e){var i,n,r=ct.prototype.getClassName.call(t),o=t.children;e&&(t.attrs.container=e),s[r]||(A.warn('Can not find a node with class name "'+r+'". Fallback to "Shape".'),r="Shape");var a=new s[r](t.attrs);if(o)for(i=o.length,n=0;n<i;n++)a.add(ct._createNode(o[n]));return a},ct);function ct(t){var e=this;this._id=dt++,this.eventListeners={},this.attrs={},this.index=0,this.parent=null,this._cache=new Map,this._lastPos=null,this._batchingTransformChange=!1,this._needClearTransformCache=!1,this._filterUpToDate=!1,this._isUnderCache=!1,this.children=ht,this._dragEventId=null,this.setAttrs(t),this.on(st,function(){e._batchingTransformChange?e._needClearTransformCache=!0:(e._clearCache(ot),e._clearSelfAndDescendantCache($))}),this.on("visibleChange.konva",function(){e._clearSelfAndDescendantCache(at)}),this.on("listeningChange.konva",function(){e._clearSelfAndDescendantCache(it)}),this.on("opacityChange.konva",function(){e._clearSelfAndDescendantCache(Z)})}lt.prototype.nodeType="Node",lt.prototype._attrsAffectingSize=[],w.addGetterSetter(lt,"zIndex"),w.addGetterSetter(lt,"absolutePosition"),w.addGetterSetter(lt,"position"),w.addGetterSetter(lt,"x",0,v()),w.addGetterSetter(lt,"y",0,v()),w.addGetterSetter(lt,"globalCompositeOperation","source-over",_()),w.addGetterSetter(lt,"opacity",1,v()),w.addGetterSetter(lt,"name","",_()),w.addGetterSetter(lt,"id","",_()),w.addGetterSetter(lt,"rotation",0,v()),w.addComponentsGetterSetter(lt,"scale",["x","y"]),w.addGetterSetter(lt,"scaleX",1,v()),w.addGetterSetter(lt,"scaleY",1,v()),w.addComponentsGetterSetter(lt,"skew",["x","y"]),w.addGetterSetter(lt,"skewX",0,v()),w.addGetterSetter(lt,"skewY",0,v()),w.addComponentsGetterSetter(lt,"offset",["x","y"]),w.addGetterSetter(lt,"offsetX",0,v()),w.addGetterSetter(lt,"offsetY",0,v()),w.addGetterSetter(lt,"dragDistance",null,v()),w.addGetterSetter(lt,"width",0,v()),w.addGetterSetter(lt,"height",0,v()),w.addGetterSetter(lt,"listening",!0,b()),w.addGetterSetter(lt,"preventDefault",!0,b()),w.addGetterSetter(lt,"filters",null,function(t){return this._filterUpToDate=!1,t}),w.addGetterSetter(lt,"visible",!0,b()),w.addGetterSetter(lt,"transformsEnabled","all",_()),w.addGetterSetter(lt,"size"),w.addGetterSetter(lt,"dragBoundFunc"),w.addGetterSetter(lt,"draggable",!1,b()),w.backCompat(lt,{rotateDeg:"rotate",setRotationDeg:"setRotation",getRotationDeg:"getRotation"}),o.mapMethods(lt);var pt,ut=(P(ft,pt=lt),ft.prototype.getChildren=function(e){if(!e)return this.children;var i=new o;return this.children.each(function(t){e(t)&&i.push(t)}),i},ft.prototype.hasChildren=function(){return 0<this.getChildren().length},ft.prototype.removeChildren=function(){for(var t,e=0;e<this.children.length;e++)(t=this.children[e]).parent=null,t.index=0,t.remove();return this.children=new o,this},ft.prototype.destroyChildren=function(){for(var t,e=0;e<this.children.length;e++)(t=this.children[e]).parent=null,t.index=0,t.destroy();return this.children=new o,this},ft.prototype.add=function(){for(var t=[],e=0;e<arguments.length;e++)t[e]=arguments[e];if(1<arguments.length){for(var i=0;i<arguments.length;i++)this.add(arguments[i]);return this}var n=t[0];if(n.getParent())return n.moveTo(this),this;var r=this.children;return this._validateAdd(n),n._clearCaches(),n.index=r.length,n.parent=this,r.push(n),this._fire("add",{child:n}),this},ft.prototype.destroy=function(){return this.hasChildren()&&this.destroyChildren(),pt.prototype.destroy.call(this),this},ft.prototype.find=function(t){return this._generalFind(t,!1)},ft.prototype.get=function(t){return A.warn("collection.get() method is deprecated. Please use collection.find() instead."),this.find(t)},ft.prototype.findOne=function(t){var e=this._generalFind(t,!0);return 0<e.length?e[0]:void 0},ft.prototype._generalFind=function(i,n){var r=[];return this._descendants(function(t){var e=t._isMatch(i);return e&&r.push(t),!(!e||!n)}),o.toCollection(r)},ft.prototype._descendants=function(t){for(var e=0;e<this.children.length;e++){var i=this.children[e];if(t(i))return!0;if(i.hasChildren()&&i._descendants(t))return!0}return!1},ft.prototype.toObject=function(){var t=lt.prototype.toObject.call(this);t.children=[];for(var e=this.getChildren(),i=e.length,n=0;n<i;n++){var r=e[n];t.children.push(r.toObject())}return t},ft.prototype.isAncestorOf=function(t){for(var e=t.getParent();e;){if(e._id===this._id)return!0;e=e.getParent()}return!1},ft.prototype.clone=function(t){var e=lt.prototype.clone.call(this,t);return this.getChildren().each(function(t){e.add(t.clone())}),e},ft.prototype.getAllIntersections=function(e){var i=[];return this.find("Shape").each(function(t){t.isVisible()&&t.intersects(e)&&i.push(t)}),i},ft.prototype._setChildrenIndices=function(){this.children.each(function(t,e){t.index=e})},ft.prototype.drawScene=function(t,e){var i=this.getLayer(),n=t||i&&i.getCanvas(),r=n&&n.getContext(),o=this._getCanvasCache(),a=o&&o.scene,s=n&&n.isCache;return(this.isVisible()||s)&&(a?(r.save(),i._applyTransform(this,r,e),this._drawCachedSceneCanvas(r),r.restore()):this._drawChildren("drawScene",n,e)),this},ft.prototype.drawHit=function(t,e){if(!this.shouldDrawHit(e))return this;var i=this.getLayer(),n=t||i&&i.hitCanvas,r=n&&n.getContext(),o=this._getCanvasCache();return o&&o.hit?(r.save(),i._applyTransform(this,r,e),this._drawCachedHitCanvas(r),r.restore()):this._drawChildren("drawHit",n,e),this},ft.prototype._drawChildren=function(e,i,n){this.getLayer();var t,r,o,a,s=i&&i.getContext(),h=this.clipWidth(),d=this.clipHeight(),l=this.clipFunc(),c=h&&d||l,p=n===this;c&&(s.save(),r=(t=this.getAbsoluteTransform(n)).getMatrix(),s.transform(r[0],r[1],r[2],r[3],r[4],r[5]),s.beginPath(),l?l.call(this,s,this):(o=this.clipX(),a=this.clipY(),s.rect(o,a,h,d)),s.clip(),r=t.copy().invert().getMatrix(),s.transform(r[0],r[1],r[2],r[3],r[4],r[5]));var u=!p&&"source-over"!==this.globalCompositeOperation()&&"drawScene"===e;u&&(s.save(),s._applyGlobalCompositeOperation(this)),this.children.each(function(t){t[e](i,n)}),u&&s.restore(),c&&s.restore()},ft.prototype.getClientRect=function(i){var n,r,o,a,t=(i=i||{}).skipTransform,e=i.relativeTo,s={x:1/0,y:1/0,width:0,height:0},h=this;this.children.each(function(t){var e;t.visible()&&(0===(e=t.getClientRect({relativeTo:h,skipShadow:i.skipShadow,skipStroke:i.skipStroke})).width&&0===e.height||(a=void 0===n?(n=e.x,r=e.y,o=e.x+e.width,e.y+e.height):(n=Math.min(n,e.x),r=Math.min(r,e.y),o=Math.max(o,e.x+e.width),Math.max(a,e.y+e.height))))});for(var d=this.find("Shape"),l=!1,c=0;c<d.length;c++)if(d[c]._isVisible(this)){l=!0;break}return s=l&&void 0!==n?{x:n,y:r,width:o-n,height:a-r}:{x:0,y:0,width:0,height:0},t?s:this._transformedRect(s,e)},ft);function ft(){var t=null!==pt&&pt.apply(this,arguments)||this;return t.children=new o,t}w.addComponentsGetterSetter(ut,"clip",["x","y","width","height"]),w.addGetterSetter(ut,"clipX",void 0,v()),w.addGetterSetter(ut,"clipY",void 0,v()),w.addGetterSetter(ut,"clipWidth",void 0,v()),w.addGetterSetter(ut,"clipHeight",void 0,v()),w.addGetterSetter(ut,"clipFunc"),o.mapMethods(ut);var gt=new Map,yt=void 0!==G._global.PointerEvent;function vt(t){return gt.get(t)}function mt(t){return{evt:t,pointerId:t.pointerId}}function _t(t,e){return gt.get(t)===e}function bt(t,e){xt(t),e.getStage()&&(gt.set(t,e),yt&&e._fire("gotpointercapture",mt(new PointerEvent("gotpointercapture"))))}function xt(t){var e,i=gt.get(t);i&&((e=i.getStage())&&e.content,gt.delete(t),yt&&i._fire("lostpointercapture",mt(new PointerEvent("lostpointercapture"))))}var St="mouseout",wt="mouseleave",Ct="mouseover",Pt="mouseenter",kt="mousemove",Tt="mousedown",At="mouseup",Mt="pointermove",Gt="pointerdown",Rt="pointerup",It="contextmenu",Et="dblclick",Lt="touchstart",Dt="touchend",Ot="touchmove",Ft="wheel",Bt="_",Nt=[Pt,Tt,kt,At,St,Lt,Ot,Dt,Ct,Ft,It,Gt,Mt,Rt,"pointercancel","lostpointercapture"],zt=Nt.length;function Wt(e,i){e.content.addEventListener(i,function(t){e[Bt+i](t)},!1)}var Ht=[];function Yt(t){return void 0===t&&(t={}),(t.clipFunc||t.clipWidth||t.clipHeight)&&A.warn("Stage does not support clipping. Please use clip for Layers or Groups."),t}var Xt,jt=(P(Ut,Xt=ut),Ut.prototype._validateAdd=function(t){var e="Layer"===t.getType(),i="FastLayer"===t.getType();e||i||A.throw("You may only add layers to the stage.")},Ut.prototype._checkVisibility=function(){var t;this.content&&(t=this.visible()?"":"none",this.content.style.display=t)},Ut.prototype.setContainer=function(t){var e,i;if("string"==typeof t&&!(t="."===t.charAt(0)?(e=t.slice(1),document.getElementsByClassName(e)[0]):(i="#"!==t.charAt(0)?t:t.slice(1),document.getElementById(i))))throw"Can not find container in document with id "+i;return this._setAttr("container",t),this.content&&(this.content.parentElement&&this.content.parentElement.removeChild(this.content),t.appendChild(this.content)),this},Ut.prototype.shouldDrawHit=function(){return!0},Ut.prototype.clear=function(){for(var t=this.children,e=t.length,i=0;i<e;i++)t[i].clear();return this},Ut.prototype.clone=function(t){return(t=t||{}).container=document.createElement("div"),ut.prototype.clone.call(this,t)},Ut.prototype.destroy=function(){Xt.prototype.destroy.call(this);var t=this.content;t&&A._isInDocument(t)&&this.container().removeChild(t);var e=Ht.indexOf(this);return-1<e&&Ht.splice(e,1),this},Ut.prototype.getPointerPosition=function(){var t=this._pointerPositions[0]||this._changedPointerPositions[0];return t?{x:t.x,y:t.y}:(A.warn("Pointer position is missing and not registered by the stage. Looks like it is outside of the stage container. You can set it manually from event: stage.setPointersPositions(event);"),null)},Ut.prototype._getPointerById=function(e){return this._pointerPositions.find(function(t){return t.id===e})},Ut.prototype.getPointersPositions=function(){return this._pointerPositions},Ut.prototype.getStage=function(){return this},Ut.prototype.getContent=function(){return this.content},Ut.prototype._toKonvaCanvas=function(i){var n=(i=i||{}).x||0,r=i.y||0,t=new H({width:i.width||this.width(),height:i.height||this.height(),pixelRatio:i.pixelRatio||1}),o=t.getContext()._context,e=this.children;return(n||r)&&o.translate(-1*n,-1*r),e.each(function(t){var e;t.isVisible()&&(e=t._toKonvaCanvas(i),o.drawImage(e._canvas,n,r,e.getWidth()/e.getPixelRatio(),e.getHeight()/e.getPixelRatio()))}),t},Ut.prototype.getIntersection=function(t,e){if(!t)return null;for(var i,n=this.children,r=n.length-1;0<=r;r--)if(i=n[r].getIntersection(t,e))return i;return null},Ut.prototype._resizeDOM=function(){var e=this.width(),i=this.height();this.content&&(this.content.style.width=e+"px",this.content.style.height=i+"px"),this.bufferCanvas.setSize(e,i),this.bufferHitCanvas.setSize(e,i),this.children.each(function(t){t.setSize({width:e,height:i}),t.draw()})},Ut.prototype.add=function(t){if(1<arguments.length){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}Xt.prototype.add.call(this,t);var i=this.children.length;return 5<i&&A.warn("The stage has "+i+" layers. Recommended maximum number of layers is 3-5. Adding more layers into the stage may drop the performance. Rethink your tree structure, you can use Konva.Group."),t.setSize({width:this.width(),height:this.height()}),t.draw(),G.isBrowser&&this.content.appendChild(t.canvas._canvas),this},Ut.prototype.getParent=function(){return null},Ut.prototype.getLayer=function(){return null},Ut.prototype.hasPointerCapture=function(t){return _t(t,this)},Ut.prototype.setPointerCapture=function(t){bt(t,this)},Ut.prototype.releaseCapture=function(t){xt(t)},Ut.prototype.getLayers=function(){return this.getChildren()},Ut.prototype._bindContentEvents=function(){if(G.isBrowser)for(var t=0;t<zt;t++)Wt(this,Nt[t])},Ut.prototype._mouseenter=function(t){this.setPointersPositions(t),this._fire(Pt,{evt:t,target:this,currentTarget:this})},Ut.prototype._mouseover=function(t){this.setPointersPositions(t),this._fire("contentMouseover",{evt:t}),this._fire(Ct,{evt:t,target:this,currentTarget:this})},Ut.prototype._mouseout=function(t){var e;this.setPointersPositions(t);var i=null!==(e=this.targetShape)&&void 0!==e&&e.getStage()?this.targetShape:null,n=!q.isDragging||G.hitOnDragEnabled;i&&n?(i._fireAndBubble(St,{evt:t}),i._fireAndBubble(wt,{evt:t}),this._fire(wt,{evt:t,target:this,currentTarget:this}),this.targetShape=null):n&&(this._fire(wt,{evt:t,target:this,currentTarget:this}),this._fire(St,{evt:t,target:this,currentTarget:this})),this.pointerPos=void 0,this._pointerPositions=[],this._fire("contentMouseout",{evt:t})},Ut.prototype._mousemove=function(t){var e;if(G.UA.ieMobile)return this._touchmove(t);this.setPointersPositions(t);var i,n=A._getFirstPointerId(t),r=null!==(e=this.targetShape)&&void 0!==e&&e.getStage()?this.targetShape:null,o=!q.isDragging||G.hitOnDragEnabled;o&&((i=this.getIntersection(this.getPointerPosition()))&&i.isListening()?o&&r!==i?(r&&(r._fireAndBubble(St,{evt:t,pointerId:n},i),r._fireAndBubble(wt,{evt:t,pointerId:n},i)),i._fireAndBubble(Ct,{evt:t,pointerId:n},r),i._fireAndBubble(Pt,{evt:t,pointerId:n},r),i._fireAndBubble(kt,{evt:t,pointerId:n}),this.targetShape=i):i._fireAndBubble(kt,{evt:t,pointerId:n}):(r&&o&&(r._fireAndBubble(St,{evt:t,pointerId:n}),r._fireAndBubble(wt,{evt:t,pointerId:n}),this._fire(Ct,{evt:t,target:this,currentTarget:this,pointerId:n}),this.targetShape=null),this._fire(kt,{evt:t,target:this,currentTarget:this,pointerId:n})),this._fire("contentMousemove",{evt:t})),t.cancelable&&t.preventDefault()},Ut.prototype._mousedown=function(t){if(G.UA.ieMobile)return this._touchstart(t);this.setPointersPositions(t);var e=A._getFirstPointerId(t),i=this.getIntersection(this.getPointerPosition());q.justDragged=!1,G.listenClickTap=!0,i&&i.isListening()?(this.clickStartShape=i)._fireAndBubble(Tt,{evt:t,pointerId:e}):this._fire(Tt,{evt:t,target:this,currentTarget:this,pointerId:e}),this._fire("contentMousedown",{evt:t})},Ut.prototype._mouseup=function(t){if(G.UA.ieMobile)return this._touchend(t);this.setPointersPositions(t);var e=A._getFirstPointerId(t),i=this.getIntersection(this.getPointerPosition()),n=this.clickStartShape,r=this.clickEndShape,o=!1;G.inDblClickWindow?(o=!0,clearTimeout(this.dblTimeout)):q.justDragged||(G.inDblClickWindow=!0,clearTimeout(this.dblTimeout)),this.dblTimeout=setTimeout(function(){G.inDblClickWindow=!1},G.dblClickWindow),i&&i.isListening()?((this.clickEndShape=i)._fireAndBubble(At,{evt:t,pointerId:e}),G.listenClickTap&&n&&n._id===i._id&&(i._fireAndBubble("click",{evt:t,pointerId:e}),o&&r&&r===i&&i._fireAndBubble(Et,{evt:t,pointerId:e}))):(this._fire(At,{evt:t,target:this,currentTarget:this,pointerId:e}),G.listenClickTap&&this._fire("click",{evt:t,target:this,currentTarget:this,pointerId:e}),o&&this._fire(Et,{evt:t,target:this,currentTarget:this,pointerId:e})),this._fire("contentMouseup",{evt:t}),G.listenClickTap&&(this._fire("contentClick",{evt:t}),o&&this._fire("contentDblclick",{evt:t})),G.listenClickTap=!1,t.cancelable&&t.preventDefault()},Ut.prototype._contextmenu=function(t){this.setPointersPositions(t);var e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble(It,{evt:t}):this._fire(It,{evt:t,target:this,currentTarget:this}),this._fire("contentContextmenu",{evt:t})},Ut.prototype._touchstart=function(i){var n=this;this.setPointersPositions(i);var r=!1;this._changedPointerPositions.forEach(function(t){var e=n.getIntersection(t);G.listenClickTap=!0,q.justDragged=!1,e&&e.isListening()&&(G.captureTouchEventsEnabled&&e.setPointerCapture(t.id),(n.tapStartShape=e)._fireAndBubble(Lt,{evt:i,pointerId:t.id},n),r=!0,e.isListening()&&e.preventDefault()&&i.cancelable&&i.preventDefault())}),r||this._fire(Lt,{evt:i,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),this._fire("contentTouchstart",{evt:i})},Ut.prototype._touchmove=function(i){var n,r,o=this;this.setPointersPositions(i),q.isDragging&&!G.hitOnDragEnabled||(n=!1,r={},this._changedPointerPositions.forEach(function(t){var e=vt(t.id)||o.getIntersection(t);e&&e.isListening()&&(r[e._id]||(r[e._id]=!0,e._fireAndBubble(Ot,{evt:i,pointerId:t.id}),n=!0,e.isListening()&&e.preventDefault()&&i.cancelable&&i.preventDefault()))}),n||this._fire(Ot,{evt:i,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),this._fire("contentTouchmove",{evt:i})),q.isDragging&&q.node.preventDefault()&&i.cancelable&&i.preventDefault()},Ut.prototype._touchend=function(i){var n=this;this.setPointersPositions(i);var r=this.clickEndShape,o=!1;G.inDblClickWindow?(o=!0,clearTimeout(this.dblTimeout)):q.justDragged||(G.inDblClickWindow=!0,clearTimeout(this.dblTimeout)),this.dblTimeout=setTimeout(function(){G.inDblClickWindow=!1},G.dblClickWindow);var a=!1,s={},h=!1,d=!1;this._changedPointerPositions.forEach(function(t){var e=vt(t.id)||n.getIntersection(t);e&&e.releaseCapture(t.id),e&&e.isListening()&&(s[e._id]||(s[e._id]=!0,(n.clickEndShape=e)._fireAndBubble(Dt,{evt:i,pointerId:t.id}),a=!0,G.listenClickTap&&e===n.tapStartShape&&(h=!0,e._fireAndBubble("tap",{evt:i,pointerId:t.id}),o&&r&&r===e&&(d=!0,e._fireAndBubble("dbltap",{evt:i,pointerId:t.id}))),e.isListening()&&e.preventDefault()&&i.cancelable&&i.preventDefault()))}),a||this._fire(Dt,{evt:i,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),G.listenClickTap&&!h&&this._fire("tap",{evt:i,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),o&&!d&&this._fire("dbltap",{evt:i,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),this._fire("contentTouchend",{evt:i}),G.listenClickTap&&(this._fire("contentTap",{evt:i}),o&&this._fire("contentDbltap",{evt:i})),G.listenClickTap=!1},Ut.prototype._wheel=function(t){this.setPointersPositions(t);var e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble(Ft,{evt:t}):this._fire(Ft,{evt:t,target:this,currentTarget:this}),this._fire("contentWheel",{evt:t})},Ut.prototype._pointerdown=function(t){var e;G._pointerEventsEnabled&&(this.setPointersPositions(t),(e=vt(t.pointerId)||this.getIntersection(this.getPointerPosition()))&&e._fireAndBubble(Gt,mt(t)))},Ut.prototype._pointermove=function(t){var e;G._pointerEventsEnabled&&(this.setPointersPositions(t),(e=vt(t.pointerId)||this.getIntersection(this.getPointerPosition()))&&e._fireAndBubble(Mt,mt(t)))},Ut.prototype._pointerup=function(t){var e;G._pointerEventsEnabled&&(this.setPointersPositions(t),(e=vt(t.pointerId)||this.getIntersection(this.getPointerPosition()))&&e._fireAndBubble(Rt,mt(t)),xt(t.pointerId))},Ut.prototype._pointercancel=function(t){var e;G._pointerEventsEnabled&&(this.setPointersPositions(t),(e=vt(t.pointerId)||this.getIntersection(this.getPointerPosition()))&&e._fireAndBubble(Rt,mt(t)),xt(t.pointerId))},Ut.prototype._lostpointercapture=function(t){xt(t.pointerId)},Ut.prototype.setPointersPositions=function(t){var e=this,i=this._getContentPosition(),n=null,r=null;void 0!==(t=t||window.event).touches?(this._pointerPositions=[],this._changedPointerPositions=[],o.prototype.each.call(t.touches,function(t){e._pointerPositions.push({id:t.identifier,x:(t.clientX-i.left)/i.scaleX,y:(t.clientY-i.top)/i.scaleY})}),o.prototype.each.call(t.changedTouches||t.touches,function(t){e._changedPointerPositions.push({id:t.identifier,x:(t.clientX-i.left)/i.scaleX,y:(t.clientY-i.top)/i.scaleY})})):(n=(t.clientX-i.left)/i.scaleX,r=(t.clientY-i.top)/i.scaleY,this.pointerPos={x:n,y:r},this._pointerPositions=[{x:n,y:r,id:A._getFirstPointerId(t)}],this._changedPointerPositions=[{x:n,y:r,id:A._getFirstPointerId(t)}])},Ut.prototype._setPointerPosition=function(t){A.warn('Method _setPointerPosition is deprecated. Use "stage.setPointersPositions(event)" instead.'),this.setPointersPositions(t)},Ut.prototype._getContentPosition=function(){if(!this.content||!this.content.getBoundingClientRect)return{top:0,left:0,scaleX:1,scaleY:1};var t=this.content.getBoundingClientRect();return{top:t.top,left:t.left,scaleX:t.width/this.content.clientWidth||1,scaleY:t.height/this.content.clientHeight||1}},Ut.prototype._buildDOM=function(){if(this.bufferCanvas=new H({width:this.width(),height:this.height()}),this.bufferHitCanvas=new j({pixelRatio:1,width:this.width(),height:this.height()}),G.isBrowser){var t=this.container();if(!t)throw"Stage has no container. A container is required.";t.innerHTML="",this.content=document.createElement("div"),this.content.style.position="relative",this.content.style.userSelect="none",this.content.className="konvajs-content",this.content.setAttribute("role","presentation"),t.appendChild(this.content),this._resizeDOM()}},Ut.prototype.cache=function(){return A.warn("Cache function is not allowed for stage. You may use cache only for layers, groups and shapes."),this},Ut.prototype.clearCache=function(){return this},Ut.prototype.batchDraw=function(){return this.children.each(function(t){t.batchDraw()}),this},Ut);function Ut(t){var e=Xt.call(this,Yt(t))||this;return e._pointerPositions=[],e._changedPointerPositions=[],e._buildDOM(),e._bindContentEvents(),Ht.push(e),e.on("widthChange.konva heightChange.konva",e._resizeDOM),e.on("visibleChange.konva",e._checkVisibility),e.on("clipWidthChange.konva clipHeightChange.konva clipFuncChange.konva",function(){Yt(e.attrs)}),e._checkVisibility(),e}jt.prototype.nodeType="Stage",i(jt),w.addGetterSetter(jt,"container");var qt,Vt="hasShadow",Kt="shadowRGBA",Qt="patternImage",Jt="linearGradient",Zt="radialGradient";function $t(){return qt||(qt=A.createCanvasElement().getContext("2d"))}var te={};function ee(){this._clearCache(Vt)}function ie(){this._clearCache(Kt)}function ne(){this._clearCache(Qt)}function re(){this._clearCache(Jt)}function oe(){this._clearCache(Zt)}var ae,se=(P(he,ae=lt),he.prototype.getContext=function(){return this.getLayer().getContext()},he.prototype.getCanvas=function(){return this.getLayer().getCanvas()},he.prototype.getSceneFunc=function(){return this.attrs.sceneFunc||this._sceneFunc},he.prototype.getHitFunc=function(){return this.attrs.hitFunc||this._hitFunc},he.prototype.hasShadow=function(){return this._getCache(Vt,this._hasShadow)},he.prototype._hasShadow=function(){return this.shadowEnabled()&&0!==this.shadowOpacity()&&!!(this.shadowColor()||this.shadowBlur()||this.shadowOffsetX()||this.shadowOffsetY())},he.prototype._getFillPattern=function(){return this._getCache(Qt,this.__getFillPattern)},he.prototype.__getFillPattern=function(){if(this.fillPatternImage())return $t().createPattern(this.fillPatternImage(),this.fillPatternRepeat()||"repeat")},he.prototype._getLinearGradient=function(){return this._getCache(Jt,this.__getLinearGradient)},he.prototype.__getLinearGradient=function(){var t=this.fillLinearGradientColorStops();if(t){for(var e=$t(),i=this.fillLinearGradientStartPoint(),n=this.fillLinearGradientEndPoint(),r=e.createLinearGradient(i.x,i.y,n.x,n.y),o=0;o<t.length;o+=2)r.addColorStop(t[o],t[o+1]);return r}},he.prototype._getRadialGradient=function(){return this._getCache(Zt,this.__getRadialGradient)},he.prototype.__getRadialGradient=function(){var t=this.fillRadialGradientColorStops();if(t){for(var e=$t(),i=this.fillRadialGradientStartPoint(),n=this.fillRadialGradientEndPoint(),r=e.createRadialGradient(i.x,i.y,this.fillRadialGradientStartRadius(),n.x,n.y,this.fillRadialGradientEndRadius()),o=0;o<t.length;o+=2)r.addColorStop(t[o],t[o+1]);return r}},he.prototype.getShadowRGBA=function(){return this._getCache(Kt,this._getShadowRGBA)},he.prototype._getShadowRGBA=function(){if(this.hasShadow()){var t=A.colorToRGBA(this.shadowColor());return"rgba("+t.r+","+t.g+","+t.b+","+t.a*(this.shadowOpacity()||1)+")"}},he.prototype.hasFill=function(){return this.fillEnabled()&&!!(this.fill()||this.fillPatternImage()||this.fillLinearGradientColorStops()||this.fillRadialGradientColorStops())},he.prototype.hasStroke=function(){return this.strokeEnabled()&&this.strokeWidth()&&!(!this.stroke()&&!this.strokeLinearGradientColorStops())},he.prototype.hasHitStroke=function(){var t=this.hitStrokeWidth();return"auto"===t?this.hasStroke():this.strokeEnabled()&&!!t},he.prototype.intersects=function(t){var e=this.getStage().bufferHitCanvas;return e.getContext().clear(),this.drawHit(e),0<e.context.getImageData(Math.round(t.x),Math.round(t.y),1,1).data[3]},he.prototype.destroy=function(){return lt.prototype.destroy.call(this),delete te[this.colorKey],delete this.colorKey,this},he.prototype._useBufferCanvas=function(t){if(!this.getStage())return!1;if(!this.perfectDrawEnabled())return!1;var e=t||this.hasFill(),i=this.hasStroke(),n=1!==this.getAbsoluteOpacity();if(e&&i&&n)return!0;var r=this.hasShadow(),o=this.shadowForStrokeEnabled();return!!(e&&i&&r&&o)},he.prototype.setStrokeHitEnabled=function(t){A.warn("strokeHitEnabled property is deprecated. Please use hitStrokeWidth instead."),t?this.hitStrokeWidth("auto"):this.hitStrokeWidth(0)},he.prototype.getStrokeHitEnabled=function(){return 0!==this.hitStrokeWidth()},he.prototype.getSelfRect=function(){var t=this.size();return{x:this._centroid?-t.width/2:0,y:this._centroid?-t.height/2:0,width:t.width,height:t.height}},he.prototype.getClientRect=function(t){var e=(t=t||{}).skipTransform,i=t.relativeTo,n=this.getSelfRect(),r=!t.skipStroke&&this.hasStroke()&&this.strokeWidth()||0,o=n.width+r,a=n.height+r,s=!t.skipShadow&&this.hasShadow(),h=s?this.shadowOffsetX():0,d=s?this.shadowOffsetY():0,l=o+Math.abs(h),c=a+Math.abs(d),p=s&&this.shadowBlur()||0,u=l+2*p,f=c+2*p,g=0;Math.round(r/2)!==r/2&&(g=1);var y={width:u+g,height:f+g,x:-Math.round(r/2+p)+Math.min(h,0)+n.x,y:-Math.round(r/2+p)+Math.min(d,0)+n.y};return e?y:this._transformedRect(y,i)},he.prototype.drawScene=function(t,e){var i,n,r,o,a=this.getLayer(),s=t||a.getCanvas(),h=s.getContext(),d=this._getCanvasCache(),l=this.sceneFunc(),c=this.hasShadow(),p=this.hasStroke(),u=s.isCache,f=s.isCache,g=e===this;return(this.isVisible()||u)&&(d?(h.save(),a._applyTransform(this,h,e),this._drawCachedSceneCanvas(h),h.restore()):l&&(h.save(),this._useBufferCanvas()&&!f?((n=(i=this.getStage().bufferCanvas).getContext()).clear(),n.save(),n._applyLineJoin(this),o=this.getAbsoluteTransform(e).getMatrix(),n.transform(o[0],o[1],o[2],o[3],o[4],o[5]),l.call(this,n,this),n.restore(),r=i.pixelRatio,c&&h._applyShadow(this),h._applyOpacity(this),h._applyGlobalCompositeOperation(this),h.drawImage(i._canvas,0,0,i.width/r,i.height/r)):(h._applyLineJoin(this),g||(o=this.getAbsoluteTransform(e).getMatrix(),h.transform(o[0],o[1],o[2],o[3],o[4],o[5]),h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),c&&h._applyShadow(this),l.call(this,h,this),c&&p&&this.hasFill()&&this.shadowForStrokeEnabled()),h.restore())),this},he.prototype.drawHit=function(t,e){if(!this.shouldDrawHit(e))return this;var i,n=this.getLayer(),r=t||n.hitCanvas,o=r&&r.getContext(),a=this.hitFunc()||this.sceneFunc(),s=this._getCanvasCache(),h=s&&s.hit;return this.colorKey||(console.log(this),A.warn("Looks like your canvas has a destroyed shape in it. Do not reuse shape after you destroyed it. See the shape in logs above. If you want to reuse shape you should call remove() instead of destroy()")),h?(o.save(),n._applyTransform(this,o,e),this._drawCachedHitCanvas(o),o.restore()):a&&(o.save(),o._applyLineJoin(this),this===e||(i=this.getAbsoluteTransform(e).getMatrix(),o.transform(i[0],i[1],i[2],i[3],i[4],i[5])),a.call(this,o,this),o.restore()),this},he.prototype.drawHitFromCache=function(t){void 0===t&&(t=0);var e,i,n,r,o,a=this._getCanvasCache(),s=this._getCachedSceneCanvas(),h=a.hit,d=h.getContext(),l=h.getWidth(),c=h.getHeight();d.clear(),d.drawImage(s._canvas,0,0,l,c);try{for(n=(i=(e=d.getImageData(0,0,l,c)).data).length,r=A._hexToRgb(this.colorKey),o=0;o<n;o+=4)t<i[o+3]?(i[o]=r.r,i[o+1]=r.g,i[o+2]=r.b,i[o+3]=255):i[o+3]=0;d.putImageData(e,0,0)}catch(t){A.error("Unable to draw hit graph from cached scene canvas. "+t.message)}return this},he.prototype.hasPointerCapture=function(t){return _t(t,this)},he.prototype.setPointerCapture=function(t){bt(t,this)},he.prototype.releaseCapture=function(t){xt(t)},he);function he(t){for(var e,i=ae.call(this,t)||this;!(e=A.getRandomColor())||e in te;);return i.colorKey=e,(te[e]=i).on("shadowColorChange.konva shadowBlurChange.konva shadowOffsetChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",ee),i.on("shadowColorChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",ie),i.on("fillPriorityChange.konva fillPatternImageChange.konva fillPatternRepeatChange.konva fillPatternScaleXChange.konva fillPatternScaleYChange.konva",ne),i.on("fillPriorityChange.konva fillLinearGradientColorStopsChange.konva fillLinearGradientStartPointXChange.konva fillLinearGradientStartPointYChange.konva fillLinearGradientEndPointXChange.konva fillLinearGradientEndPointYChange.konva",re),i.on("fillPriorityChange.konva fillRadialGradientColorStopsChange.konva fillRadialGradientStartPointXChange.konva fillRadialGradientStartPointYChange.konva fillRadialGradientEndPointXChange.konva fillRadialGradientEndPointYChange.konva fillRadialGradientStartRadiusChange.konva fillRadialGradientEndRadiusChange.konva",oe),i}se.prototype._fillFunc=function(t){t.fill()},se.prototype._strokeFunc=function(t){t.stroke()},se.prototype._fillFuncHit=function(t){t.fill()},se.prototype._strokeFuncHit=function(t){t.stroke()},se.prototype._centroid=!1,se.prototype.nodeType="Shape",i(se),w.addGetterSetter(se,"stroke",void 0,_()),w.addGetterSetter(se,"strokeWidth",2,v()),w.addGetterSetter(se,"hitStrokeWidth","auto",m()),w.addGetterSetter(se,"strokeHitEnabled",!0,b()),w.addGetterSetter(se,"perfectDrawEnabled",!0,b()),w.addGetterSetter(se,"shadowForStrokeEnabled",!0,b()),w.addGetterSetter(se,"lineJoin"),w.addGetterSetter(se,"lineCap"),w.addGetterSetter(se,"sceneFunc"),w.addGetterSetter(se,"hitFunc"),w.addGetterSetter(se,"dash"),w.addGetterSetter(se,"dashOffset",0,v()),w.addGetterSetter(se,"shadowColor",void 0,_()),w.addGetterSetter(se,"shadowBlur",0,v()),w.addGetterSetter(se,"shadowOpacity",1,v()),w.addComponentsGetterSetter(se,"shadowOffset",["x","y"]),w.addGetterSetter(se,"shadowOffsetX",0,v()),w.addGetterSetter(se,"shadowOffsetY",0,v()),w.addGetterSetter(se,"fillPatternImage"),w.addGetterSetter(se,"fill",void 0,_()),w.addGetterSetter(se,"fillPatternX",0,v()),w.addGetterSetter(se,"fillPatternY",0,v()),w.addGetterSetter(se,"fillLinearGradientColorStops"),w.addGetterSetter(se,"strokeLinearGradientColorStops"),w.addGetterSetter(se,"fillRadialGradientStartRadius",0),w.addGetterSetter(se,"fillRadialGradientEndRadius",0),w.addGetterSetter(se,"fillRadialGradientColorStops"),w.addGetterSetter(se,"fillPatternRepeat","repeat"),w.addGetterSetter(se,"fillEnabled",!0),w.addGetterSetter(se,"strokeEnabled",!0),w.addGetterSetter(se,"shadowEnabled",!0),w.addGetterSetter(se,"dashEnabled",!0),w.addGetterSetter(se,"strokeScaleEnabled",!0),w.addGetterSetter(se,"fillPriority","color"),w.addComponentsGetterSetter(se,"fillPatternOffset",["x","y"]),w.addGetterSetter(se,"fillPatternOffsetX",0,v()),w.addGetterSetter(se,"fillPatternOffsetY",0,v()),w.addComponentsGetterSetter(se,"fillPatternScale",["x","y"]),w.addGetterSetter(se,"fillPatternScaleX",1,v()),w.addGetterSetter(se,"fillPatternScaleY",1,v()),w.addComponentsGetterSetter(se,"fillLinearGradientStartPoint",["x","y"]),w.addComponentsGetterSetter(se,"strokeLinearGradientStartPoint",["x","y"]),w.addGetterSetter(se,"fillLinearGradientStartPointX",0),w.addGetterSetter(se,"strokeLinearGradientStartPointX",0),w.addGetterSetter(se,"fillLinearGradientStartPointY",0),w.addGetterSetter(se,"strokeLinearGradientStartPointY",0),w.addComponentsGetterSetter(se,"fillLinearGradientEndPoint",["x","y"]),w.addComponentsGetterSetter(se,"strokeLinearGradientEndPoint",["x","y"]),w.addGetterSetter(se,"fillLinearGradientEndPointX",0),w.addGetterSetter(se,"strokeLinearGradientEndPointX",0),w.addGetterSetter(se,"fillLinearGradientEndPointY",0),w.addGetterSetter(se,"strokeLinearGradientEndPointY",0),w.addComponentsGetterSetter(se,"fillRadialGradientStartPoint",["x","y"]),w.addGetterSetter(se,"fillRadialGradientStartPointX",0),w.addGetterSetter(se,"fillRadialGradientStartPointY",0),w.addComponentsGetterSetter(se,"fillRadialGradientEndPoint",["x","y"]),w.addGetterSetter(se,"fillRadialGradientEndPointX",0),w.addGetterSetter(se,"fillRadialGradientEndPointY",0),w.addGetterSetter(se,"fillPatternRotation",0),w.backCompat(se,{dashArray:"dash",getDashArray:"getDash",setDashArray:"getDash",drawFunc:"sceneFunc",getDrawFunc:"getSceneFunc",setDrawFunc:"setSceneFunc",drawHitFunc:"hitFunc",getDrawHitFunc:"getHitFunc",setDrawHitFunc:"setHitFunc"}),o.mapMethods(se);var de,le=[{x:0,y:0},{x:-1,y:-1},{x:1,y:-1},{x:1,y:1},{x:-1,y:1}],ce=le.length,pe=(P(ue,de=ut),ue.prototype.createPNGStream=function(){return this.canvas._canvas.createPNGStream()},ue.prototype.getCanvas=function(){return this.canvas},ue.prototype.getHitCanvas=function(){return this.hitCanvas},ue.prototype.getContext=function(){return this.getCanvas().getContext()},ue.prototype.clear=function(t){return this.getContext().clear(t),this.getHitCanvas().getContext().clear(t),this},ue.prototype.setZIndex=function(t){de.prototype.setZIndex.call(this,t);var e=this.getStage();return e&&(e.content.removeChild(this.getCanvas()._canvas),t<e.children.length-1?e.content.insertBefore(this.getCanvas()._canvas,e.children[t+1].getCanvas()._canvas):e.content.appendChild(this.getCanvas()._canvas)),this},ue.prototype.moveToTop=function(){lt.prototype.moveToTop.call(this);var t=this.getStage();return t&&(t.content.removeChild(this.getCanvas()._canvas),t.content.appendChild(this.getCanvas()._canvas)),!0},ue.prototype.moveUp=function(){if(!lt.prototype.moveUp.call(this))return!1;var t=this.getStage();return!!t&&(t.content.removeChild(this.getCanvas()._canvas),this.index<t.children.length-1?t.content.insertBefore(this.getCanvas()._canvas,t.children[this.index+1].getCanvas()._canvas):t.content.appendChild(this.getCanvas()._canvas),!0)},ue.prototype.moveDown=function(){if(lt.prototype.moveDown.call(this)){var t,e=this.getStage();return e&&(t=e.children,e.content.removeChild(this.getCanvas()._canvas),e.content.insertBefore(this.getCanvas()._canvas,t[this.index+1].getCanvas()._canvas)),!0}return!1},ue.prototype.moveToBottom=function(){if(lt.prototype.moveToBottom.call(this)){var t,e=this.getStage();return e&&(t=e.children,e.content.removeChild(this.getCanvas()._canvas),e.content.insertBefore(this.getCanvas()._canvas,t[1].getCanvas()._canvas)),!0}return!1},ue.prototype.getLayer=function(){return this},ue.prototype.remove=function(){var t=this.getCanvas()._canvas;return lt.prototype.remove.call(this),t&&t.parentNode&&A._isInDocument(t)&&t.parentNode.removeChild(t),this},ue.prototype.getStage=function(){return this.parent},ue.prototype.setSize=function(t){var e=t.width,i=t.height;return this.canvas.setSize(e,i),this.hitCanvas.setSize(e,i),this._setSmoothEnabled(),this},ue.prototype._validateAdd=function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&A.throw("You may only add groups and shapes to a layer.")},ue.prototype._toKonvaCanvas=function(t){return(t=t||{}).width=t.width||this.getWidth(),t.height=t.height||this.getHeight(),t.x=void 0!==t.x?t.x:this.x(),t.y=void 0!==t.y?t.y:this.y(),lt.prototype._toKonvaCanvas.call(this,t)},ue.prototype._checkVisibility=function(){var t=this.visible();this.canvas._canvas.style.display=t?"block":"none"},ue.prototype._setSmoothEnabled=function(){this.getContext()._context.imageSmoothingEnabled=this.imageSmoothingEnabled()},ue.prototype.getWidth=function(){if(this.parent)return this.parent.width()},ue.prototype.setWidth=function(){A.warn('Can not change width of layer. Use "stage.width(value)" function instead.')},ue.prototype.getHeight=function(){if(this.parent)return this.parent.height()},ue.prototype.setHeight=function(){A.warn('Can not change height of layer. Use "stage.height(value)" function instead.')},ue.prototype.batchDraw=function(){var t=this;return this._waitingForDraw||(this._waitingForDraw=!0,A.requestAnimFrame(function(){t.draw(),t._waitingForDraw=!1})),this},ue.prototype._applyTransform=function(t,e,i){var n=t.getAbsoluteTransform(i).getMatrix();e.transform(n[0],n[1],n[2],n[3],n[4],n[5])},ue.prototype.getIntersection=function(t,e){var i,n,r,o;if(!this.isListening()||!this.isVisible())return null;for(var a=1,s=!1;;){for(n=0;n<ce;n++){if(r=le[n],(o=(i=this._getIntersection({x:t.x+r.x*a,y:t.y+r.y*a})).shape)&&e)return o.findAncestor(e,!0);if(o)return o;if(s=!!i.antialiased,!i.antialiased)break}if(!s)return null;a+=1}},ue.prototype._getIntersection=function(t){var e,i,n=this.hitCanvas.pixelRatio,r=this.hitCanvas.context.getImageData(Math.round(t.x*n),Math.round(t.y*n),1,1).data,o=r[3];return 255===o?(e=A._rgbToHex(r[0],r[1],r[2]),(i=te["#"+e])?{shape:i}:{antialiased:!0}):0<o?{antialiased:!0}:{}},ue.prototype.drawScene=function(t,e){var i=this.getLayer(),n=t||i&&i.getCanvas();return this._fire("beforeDraw",{node:this}),this.clearBeforeDraw()&&n.getContext().clear(),ut.prototype.drawScene.call(this,n,e),this._fire("draw",{node:this}),this},ue.prototype.drawHit=function(t,e){var i=this.getLayer(),n=t||i&&i.hitCanvas;return i&&i.clearBeforeDraw()&&i.getHitCanvas().getContext().clear(),ut.prototype.drawHit.call(this,n,e),this},ue.prototype.enableHitGraph=function(){return this.hitGraphEnabled(!0),this},ue.prototype.disableHitGraph=function(){return this.hitGraphEnabled(!1),this},ue.prototype.setHitGraphEnabled=function(t){A.warn("hitGraphEnabled method is deprecated. Please use layer.listening() instead."),this.listening(t)},ue.prototype.getHitGraphEnabled=function(t){return A.warn("hitGraphEnabled method is deprecated. Please use layer.listening() instead."),this.listening()},ue.prototype.toggleHitCanvas=function(){var t;this.parent&&(t=this.parent,this.hitCanvas._canvas.parentNode?t.content.removeChild(this.hitCanvas._canvas):t.content.appendChild(this.hitCanvas._canvas))},ue);function ue(t){var e=de.call(this,t)||this;return e.canvas=new H,e.hitCanvas=new j({pixelRatio:1}),e._waitingForDraw=!1,e.on("visibleChange",e._checkVisibility),e._checkVisibility(),e.on("imageSmoothingEnabledChange",e._setSmoothEnabled),e._setSmoothEnabled(),e}pe.prototype.nodeType="Layer",i(pe),w.addGetterSetter(pe,"imageSmoothingEnabled",!0),w.addGetterSetter(pe,"clearBeforeDraw",!0),w.addGetterSetter(pe,"hitGraphEnabled",!0,b()),o.mapMethods(pe);var fe,ge=(P(ye,fe=pe),ye);function ye(t){var e=fe.call(this,t)||this;return e.listening(!1),e}ge.prototype.nodeType="FastLayer",i(ge),o.mapMethods(ge);var ve,me=(P(_e,ve=ut),_e.prototype._validateAdd=function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&A.throw("You may only add groups and shapes to groups.")},_e);function _e(){return null!==ve&&ve.apply(this,arguments)||this}me.prototype.nodeType="Group",i(me),o.mapMethods(me);var be=n.performance&&n.performance.now?function(){return n.performance.now()}:function(){return(new Date).getTime()},xe=(Se.prototype.setLayers=function(t){var e=[],e=t?0<t.length?t:[t]:[];return this.layers=e,this},Se.prototype.getLayers=function(){return this.layers},Se.prototype.addLayer=function(t){for(var e=this.layers,i=e.length,n=0;n<i;n++)if(e[n]._id===t._id)return!1;return this.layers.push(t),!0},Se.prototype.isRunning=function(){for(var t=Se.animations,e=t.length,i=0;i<e;i++)if(t[i].id===this.id)return!0;return!1},Se.prototype.start=function(){return this.stop(),this.frame.timeDiff=0,this.frame.lastTime=be(),Se._addAnimation(this),this},Se.prototype.stop=function(){return 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null!==We&&We.apply(this,arguments)||this}He.prototype._centroid=!0,He.prototype.className="Circle",He.prototype._attrsAffectingSize=["radius"],i(He),w.addGetterSetter(He,"radius",0,v()),o.mapMethods(He);var Xe,je=(P(Ue,Xe=se),Ue.prototype._sceneFunc=function(t){var e=this.radiusX(),i=this.radiusY();t.beginPath(),t.save(),e!==i&&t.scale(1,i/e),t.arc(0,0,e,0,2*Math.PI,!1),t.restore(),t.closePath(),t.fillStrokeShape(this)},Ue.prototype.getWidth=function(){return 2*this.radiusX()},Ue.prototype.getHeight=function(){return 2*this.radiusY()},Ue.prototype.setWidth=function(t){this.radiusX(t/2)},Ue.prototype.setHeight=function(t){this.radiusY(t/2)},Ue);function Ue(){return null!==Xe&&Xe.apply(this,arguments)||this}je.prototype.className="Ellipse",je.prototype._centroid=!0,je.prototype._attrsAffectingSize=["radiusX","radiusY"],i(je),w.addComponentsGetterSetter(je,"radius",["x","y"]),w.addGetterSetter(je,"radiusX",0,v()),w.addGetterSetter(je,"radiusY",0,v()),o.mapMethods(je);var 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e=si.call(this,t)||this;e.dataArray=[],e.pathLength=0,e.dataArray=di.parsePathData(e.data());for(var i=e.pathLength=0;i<e.dataArray.length;++i)e.pathLength+=e.dataArray[i].pathLength;return e.on("dataChange.konva",function(){this.dataArray=di.parsePathData(this.data());for(var t=this.pathLength=0;t<this.dataArray.length;++t)this.pathLength+=this.dataArray[t].pathLength}),e}hi.prototype.className="Path",hi.prototype._attrsAffectingSize=["data"],i(hi),w.addGetterSetter(hi,"data"),o.mapMethods(hi);var li,ci=(P(pi,li=se),pi.prototype._sceneFunc=function(t){var e,i,n,r,o=this.cornerRadius(),a=this.width(),s=this.height();t.beginPath(),o?(r=n=i=e=0,"number"==typeof 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bi.prototype._useBufferCanvas.call(this,!0)},Si.prototype._setInterval=function(){var t=this;this.interval=setInterval(function(){t._updateIndex()},1e3/this.frameRate())},Si.prototype.start=function(){var t;this.isRunning()||(t=this.getLayer(),this.anim.setLayers(t),this._setInterval(),this.anim.start())},Si.prototype.stop=function(){this.anim.stop(),clearInterval(this.interval)},Si.prototype.isRunning=function(){return this.anim.isRunning()},Si.prototype._updateIndex=function(){var t=this.frameIndex(),e=this.animation();t<this.animations()[e].length/4-1?this.frameIndex(t+1):this.frameIndex(0)},Si);function Si(t){var e=bi.call(this,t)||this;return e._updated=!0,e.anim=new xe(function(){var t=e._updated;return 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2*this.outerRadius()},Pi.prototype.getHeight=function(){return 2*this.outerRadius()},Pi.prototype.setWidth=function(t){this.outerRadius(t/2)},Pi.prototype.setHeight=function(t){this.outerRadius(t/2)},Pi);function Pi(){return null!==wi&&wi.apply(this,arguments)||this}Ci.prototype.className="Star",Ci.prototype._centroid=!0,Ci.prototype._attrsAffectingSize=["innerRadius","outerRadius"],i(Ci),w.addGetterSetter(Ci,"numPoints",5,v()),w.addGetterSetter(Ci,"innerRadius",0,v()),w.addGetterSetter(Ci,"outerRadius",0,v()),o.mapMethods(Ci);var ki,Ti="auto",Ai="justify",Mi=["fontFamily","fontSize","fontStyle","fontVariant","padding","align","verticalAlign","lineHeight","text","width","height","wrap","ellipsis","letterSpacing"],Gi=Mi.length;function Ri(){return ki||(ki=A.createCanvasElement().getContext("2d"))}var Ii,Ei=(P(Li,Ii=se),Li.prototype._sceneFunc=function(t){var e,i=this.padding(),n=this.fontSize(),r=this.lineHeight()*n,o=this.textArr,a=o.length,s=this.verticalAlign(),h=0,d=this.align(),l=this.getWidth(),c=this.letterSpacing(),p=this.fill(),u=this.textDecoration(),f=-1!==u.indexOf("underline"),g=-1!==u.indexOf("line-through"),y=0,y=r/2,v=0,m=0;for(t.setAttr("font",this._getContextFont()),t.setAttr("textBaseline","middle"),t.setAttr("textAlign","left"),"middle"===s?h=(this.getHeight()-a*r-2*i)/2:"bottom"===s&&(h=this.getHeight()-a*r-2*i),t.translate(i,h+i),e=0;e<a;e++){var _,b,x,v=0,m=0,S=o[e],w=S.text,C=S.width,P=e!==a-1;if(t.save(),"right"===d?v+=l-C-2*i:"center"===d&&(v+=(l-C-2*i)/2),f&&(t.save(),t.beginPath(),t.moveTo(v,y+m+Math.round(n/2)),b=0==(_=w.split(" ").length-1),x=d===Ai&&P&&!b?l-2*i:C,t.lineTo(v+Math.round(x),y+m+Math.round(n/2)),t.lineWidth=n/15,t.strokeStyle=p,t.stroke(),t.restore()),g&&(t.save(),t.beginPath(),t.moveTo(v,y+m),b=0==(_=w.split(" ").length-1),x=d===Ai&&P&&!b?l-2*i:C,t.lineTo(v+Math.round(x),y+m),t.lineWidth=n/15,t.strokeStyle=p,t.stroke(),t.restore()),0!==c||d===Ai){_=w.split(" ").length-1;for(var k=0;k<w.length;k++){var T=w[k];" "===T&&e!==a-1&&d===Ai&&(v+=Math.floor((l-2*i-C)/_)),this._partialTextX=v,this._partialTextY=y+m,this._partialText=T,t.fillStrokeShape(this),v+=Math.round(this.measureSize(T).width)+c}}else this._partialTextX=v,this._partialTextY=y+m,this._partialText=w,t.fillStrokeShape(this);t.restore(),1<a&&(y+=r)}},Li.prototype._hitFunc=function(t){var e=this.getWidth(),i=this.getHeight();t.beginPath(),t.rect(0,0,e,i),t.closePath(),t.fillStrokeShape(this)},Li.prototype.setText=function(t){var e=A._isString(t)?t:null==t?"":t+"";return this._setAttr("text",e),this},Li.prototype.getWidth=function(){return this.attrs.width===Ti||void 0===this.attrs.width?this.getTextWidth()+2*this.padding():this.attrs.width},Li.prototype.getHeight=function(){return this.attrs.height===Ti||void 0===this.attrs.height?this.fontSize()*this.textArr.length*this.lineHeight()+2*this.padding():this.attrs.height},Li.prototype.getTextWidth=function(){return this.textWidth},Li.prototype.getTextHeight=function(){return A.warn("text.getTextHeight() method is deprecated. Use text.height() - for full height and text.fontSize() - for one line height."),this.textHeight},Li.prototype.measureSize=function(t){var e,i=Ri(),n=this.fontSize();return i.save(),i.font=this._getContextFont(),e=i.measureText(t),i.restore(),{width:e.width,height:n}},Li.prototype._getContextFont=function(){return G.UA.isIE?this.fontStyle()+" "+this.fontSize()+"px "+this.fontFamily():this.fontStyle()+" "+this.fontVariant()+" "+this.fontSize()+'px "'+this.fontFamily()+'"'},Li.prototype._addTextLine=function(t){this.align()===Ai&&(t=t.trim());var e=this._getTextWidth(t);return this.textArr.push({text:t,width:e})},Li.prototype._getTextWidth=function(t){var e=this.letterSpacing(),i=t.length;return Ri().measureText(t).width+(i?e*(i-1):0)},Li.prototype._setTextData=function(){var t=this.text().split("\n"),e=+this.fontSize(),i=0,n=this.lineHeight()*e,r=this.attrs.width,o=this.attrs.height,a=r!==Ti&&void 0!==r,s=o!==Ti&&void 0!==o,h=this.padding(),d=r-2*h,l=o-2*h,c=0,p=this.wrap(),u="none"!==p,f="char"!==p&&u,g=this.ellipsis()&&!u;this.textArr=[],Ri().font=this._getContextFont();for(var y=g?this._getTextWidth("…"):0,v=0,m=t.length;v<m;++v){var _=t[v],b=this._getTextWidth(_);if(a&&d<b)for(;0<_.length;){for(var x,S,w=0,C=_.length,P="",k=0;w<C;){var T=w+C>>>1,A=_.slice(0,1+T),M=this._getTextWidth(A)+y;M<=d?(w=1+T,P=A+(g?"…":""),k=M):C=T}if(!P)break;if(!f||0<(S=(" "===(x=_[P.length])||"-"===x)&&k<=d?P.length:Math.max(P.lastIndexOf(" "),P.lastIndexOf("-"))+1)&&(w=S,P=P.slice(0,w),k=this._getTextWidth(P)),P=P.trimRight(),this._addTextLine(P),i=Math.max(i,k),c+=n,!u||s&&l<c+n)break;if(0<(_=(_=_.slice(w)).trimLeft()).length&&(b=this._getTextWidth(_))<=d){this._addTextLine(_),c+=n,i=Math.max(i,b);break}}else this._addTextLine(_),c+=n,i=Math.max(i,b);if(s&&l<c+n)break}this.textHeight=e,this.textWidth=i},Li.prototype.getStrokeScaleEnabled=function(){return!0},Li);function Li(t){var e,i=Ii.call(this,((e=(e=t)||{}).fillLinearGradientColorStops||e.fillRadialGradientColorStops||e.fillPatternImage||(e.fill=e.fill||"black"),e))||this;i._partialTextX=0;for(var n=i._partialTextY=0;n<Gi;n++)i.on(Mi[n]+"Change.konva",i._setTextData);return i._setTextData(),i}Ei.prototype._fillFunc=function(t){t.fillText(this._partialText,this._partialTextX,this._partialTextY)},Ei.prototype._strokeFunc=function(t){t.strokeText(this._partialText,this._partialTextX,this._partialTextY)},Ei.prototype.className="Text",Ei.prototype._attrsAffectingSize=["text","fontSize","padding","wrap","lineHeight"],i(Ei),w.overWriteSetter(Ei,"width",m()),w.overWriteSetter(Ei,"height",m()),w.addGetterSetter(Ei,"fontFamily","Arial"),w.addGetterSetter(Ei,"fontSize",12,v()),w.addGetterSetter(Ei,"fontStyle","normal"),w.addGetterSetter(Ei,"fontVariant","normal"),w.addGetterSetter(Ei,"padding",0,v()),w.addGetterSetter(Ei,"align","left"),w.addGetterSetter(Ei,"verticalAlign","top"),w.addGetterSetter(Ei,"lineHeight",1,v()),w.addGetterSetter(Ei,"wrap","word"),w.addGetterSetter(Ei,"ellipsis",!1),w.addGetterSetter(Ei,"letterSpacing",0,v()),w.addGetterSetter(Ei,"text","",_()),w.addGetterSetter(Ei,"textDecoration",""),o.mapMethods(Ei);function Di(t){t.fillText(this.partialText,0,0)}function Oi(t){t.strokeText(this.partialText,0,0)}var Fi,Bi=(P(Ni,Fi=se),Ni.prototype._sceneFunc=function(t){t.setAttr("font",this._getContextFont()),t.setAttr("textBaseline",this.textBaseline()),t.setAttr("textAlign","left"),t.save();var e=this.textDecoration(),i=this.fill(),n=this.fontSize(),r=this.glyphInfo;"underline"===e&&t.beginPath();for(var o=0;o<r.length;o++){t.save();var a=r[o].p0;t.translate(a.x,a.y),t.rotate(r[o].rotation),this.partialText=r[o].text,t.fillStrokeShape(this),"underline"===e&&(0===o&&t.moveTo(0,n/2+1),t.lineTo(n,n/2+1)),t.restore()}"underline"===e&&(t.strokeStyle=i,t.lineWidth=n/20,t.stroke()),t.restore()},Ni.prototype._hitFunc=function(t){t.beginPath();var e,i=this.glyphInfo;1<=i.length&&(e=i[0].p0,t.moveTo(e.x,e.y));for(var n=0;n<i.length;n++){var r=i[n].p1;t.lineTo(r.x,r.y)}t.setAttr("lineWidth",this.fontSize()),t.setAttr("strokeStyle",this.colorKey),t.stroke()},Ni.prototype.getTextWidth=function(){return this.textWidth},Ni.prototype.getTextHeight=function(){return A.warn("text.getTextHeight() method is deprecated. Use text.height() - for full height and text.fontSize() - for one line height."),this.textHeight},Ni.prototype.setText=function(t){return Ei.prototype.setText.call(this,t)},Ni.prototype._getContextFont=function(){return Ei.prototype._getContextFont.call(this)},Ni.prototype._getTextSize=function(t){var e=this.dummyCanvas.getContext("2d");e.save(),e.font=this._getContextFont();var i=e.measureText(t);return e.restore(),{width:i.width,height:parseInt(this.attrs.fontSize,10)}},Ni.prototype._setTextData=function(){var d=this,t=this._getTextSize(this.attrs.text),l=this.letterSpacing(),c=this.align(),e=this.kerningFunc();this.textWidth=t.width,this.textHeight=t.height;var p=Math.max(this.textWidth+((this.attrs.text||"").length-1)*l,0);this.glyphInfo=[];for(var u=0,i=0;i<d.dataArray.length;i++)0<d.dataArray[i].pathLength&&(u+=d.dataArray[i].pathLength);var n=0;"center"===c&&(n=Math.max(0,u/2-p/2)),"right"===c&&(n=Math.max(0,u-p));for(var f,g,y,r=this.text().split(""),v=this.text().split(" ").length-1,o=-1,m=0,_=function(){m=0;for(var t=d.dataArray,e=o+1;e<t.length;e++){if(0<t[e].pathLength)return t[o=e];"M"===t[e].command&&(f={x:t[e].points[0],y:t[e].points[1]})}return{}},a=function(t){var e=d._getTextSize(t).width+l;" "===t&&"justify"===c&&(e+=(u-p)/v);var i=0,n=0;for(g=void 0;.01<Math.abs(e-i)/e&&n<25;){n++;for(var r=i;void 0===y;)(y=_())&&r+y.pathLength<e&&(r+=y.pathLength,y=void 0);if(y==={}||void 0===f)return;var o=!1;switch(y.command){case"L":hi.getLineLength(f.x,f.y,y.points[0],y.points[1])>e?g=hi.getPointOnLine(e,f.x,f.y,y.points[0],y.points[1],f.x,f.y):y=void 0;break;case"A":var a=y.points[4],s=y.points[5],h=y.points[4]+s;0===m?m=a+1e-8:i<e?m+=Math.PI/180*s/Math.abs(s):m-=Math.PI/360*s/Math.abs(s),(s<0&&m<h||0<=s&&h<m)&&(m=h,o=!0),g=hi.getPointOnEllipticalArc(y.points[0],y.points[1],y.points[2],y.points[3],m,y.points[6]);break;case"C":0===m?m=e>y.pathLength?1e-8:e/y.pathLength:i<e?m+=(e-i)/y.pathLength:m-=(i-e)/y.pathLength,1<m&&(m=1,o=!0),g=hi.getPointOnCubicBezier(m,y.start.x,y.start.y,y.points[0],y.points[1],y.points[2],y.points[3],y.points[4],y.points[5]);break;case"Q":0===m?m=e/y.pathLength:i<e?m+=(e-i)/y.pathLength:m-=(i-e)/y.pathLength,1<m&&(m=1,o=!0),g=hi.getPointOnQuadraticBezier(m,y.start.x,y.start.y,y.points[0],y.points[1],y.points[2],y.points[3])}void 0!==g&&(i=hi.getLineLength(f.x,f.y,g.x,g.y)),o&&(o=!1,y=void 0)}},s=n/(d._getTextSize("C").width+l)-1,h=0;h<s&&(a("C"),void 0!==f&&void 0!==g);h++)f=g;for(var b=0;b<r.length&&(a(r[b]),void 0!==f&&void 0!==g);b++){var x=hi.getLineLength(f.x,f.y,g.x,g.y),S=0;if(e)try{S=e(r[b-1],r[b])*this.fontSize()}catch(t){S=0}f.x+=S,g.x+=S,this.textWidth+=S;var w=hi.getPointOnLine(S+x/2,f.x,f.y,g.x,g.y),C=Math.atan2(g.y-f.y,g.x-f.x);this.glyphInfo.push({transposeX:w.x,transposeY:w.y,text:r[b],rotation:C,p0:f,p1:g}),f=g}},Ni.prototype.getSelfRect=function(){if(!this.glyphInfo.length)return{x:0,y:0,width:0,height:0};var e=[];this.glyphInfo.forEach(function(t){e.push(t.p0.x),e.push(t.p0.y),e.push(t.p1.x),e.push(t.p1.y)});for(var t,i,n=e[0]||0,r=e[0]||0,o=e[1]||0,a=e[1]||0,s=0;s<e.length/2;s++)t=e[2*s],i=e[2*s+1],n=Math.min(n,t),r=Math.max(r,t),o=Math.min(o,i),a=Math.max(a,i);var h=this.fontSize();return{x:n-h/2,y:o-h/2,width:r-n+h,height:a-o+h}},Ni);function Ni(t){var e=Fi.call(this,t)||this;return e.dummyCanvas=A.createCanvasElement(),e.dataArray=[],e.dataArray=hi.parsePathData(e.attrs.data),e.on("dataChange.konva",function(){this.dataArray=hi.parsePathData(this.attrs.data),this._setTextData()}),e.on("textChange.konva alignChange.konva letterSpacingChange.konva kerningFuncChange.konva",e._setTextData),t&&t.getKerning&&(A.warn('getKerning TextPath API is deprecated. 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Please use tr.nodes(nodesArray) instead."),this.setNodes([t])},Ji.prototype.getNode=function(){return this._nodes&&this._nodes[0]},Ji.prototype.setNodes=function(t){var n=this;return void 0===t&&(t=[]),this._nodes&&this._nodes.length&&this.detach(),1===(this._nodes=t).length?this.rotation(t[0].rotation()):this.rotation(0),this._nodes.forEach(function(t){function e(){n._resetTransformCache(),n._transforming||n.update()}var i=t._attrsAffectingSize.map(function(t){return t+"Change."+zi}).join(" ");t.on(i,e),t.on(Yi,e),t.on("_clearTransformCache."+zi,e),t.on("xChange."+zi+" yChange."+zi,e),n._proxyDrag(t)}),this._resetTransformCache(),this.findOne(".top-left")&&this.update(),this},Ji.prototype._proxyDrag=function(r){var e,o=this;r.on("dragstart."+zi,function(){e=r.getAbsolutePosition()}),r.on("dragmove."+zi,function(){var t,i,n;e&&(t=r.getAbsolutePosition(),i=t.x-e.x,n=t.y-e.y,o.nodes().forEach(function(t){var e;t!==r&&(t.isDragging()||(e=t.getAbsolutePosition(),t.setAbsolutePosition({x:e.x+i,y:e.y+n}),t.startDrag()))}),e=null)})},Ji.prototype.getNodes=function(){return this._nodes},Ji.prototype.getActiveAnchor=function(){return this._movingAnchorName},Ji.prototype.detach=function(){this._nodes&&this._nodes.forEach(function(t){t.off("."+zi)}),this._nodes=[],this._resetTransformCache()},Ji.prototype._resetTransformCache=function(){this._clearCache(Hi),this._clearCache("transform"),this._clearSelfAndDescendantCache("absoluteTransform")},Ji.prototype._getNodeRect=function(){return this._getCache(Hi,this.__getNodeRect)},Ji.prototype.__getNodeShape=function(t,e,i){void 0===e&&(e=this.rotation());var n=t.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:this.ignoreStroke()}),r=t.getAbsoluteScale(i),o=t.getAbsolutePosition(i),a=n.x*r.x-t.offsetX()*r.x,s=n.y*r.y-t.offsetY()*r.y,h=(G.getAngle(t.getAbsoluteRotation())+2*Math.PI)%(2*Math.PI);return qi({x:o.x+a*Math.cos(h)+s*Math.sin(-h),y:o.y+s*Math.cos(h)+a*Math.sin(h),width:n.width*r.x,height:n.height*r.y,rotation:h},-G.getAngle(e),{x:0,y:0})},Ji.prototype.__getNodeRect=function(){var r=this;if(!this.getNode())return{x:-1e8,y:-1e8,width:0,height:0,rotation:0};var o=[];this.nodes().map(function(t){var e=t.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:r.ignoreStroke()}),i=[{x:e.x,y:e.y},{x:e.x+e.width,y:e.y},{x:e.x+e.width,y:e.y+e.height},{x:e.x,y:e.y+e.height}],n=t.getAbsoluteTransform();i.forEach(function(t){var e=n.point(t);o.push(e)})});var i,n,a,s,h=new l;h.rotate(-G.getAngle(this.rotation())),o.forEach(function(t){var e=h.point(t);void 0===i&&(i=a=e.x,n=s=e.y),i=Math.min(i,e.x),n=Math.min(n,e.y),a=Math.max(a,e.x),s=Math.max(s,e.y)}),h.invert();var t=h.point({x:i,y:n});return{x:t.x,y:t.y,width:a-i,height:s-n,rotation:G.getAngle(this.rotation())}},Ji.prototype.getX=function(){return this._getNodeRect().x},Ji.prototype.getY=function(){return this._getNodeRect().y},Ji.prototype.getWidth=function(){return this._getNodeRect().width},Ji.prototype.getHeight=function(){return this._getNodeRect().height},Ji.prototype._createElements=function(){this._createBack(),Ui.forEach(function(t){this._createAnchor(t)}.bind(this)),this._createAnchor("rotater")},Ji.prototype._createAnchor=function(i){var n=this,r=new ci({stroke:"rgb(0, 161, 255)",fill:"white",strokeWidth:1,name:i+" _anchor",dragDistance:0,draggable:!0,hitStrokeWidth:ji?10:"auto"}),e=this;r.on("mousedown touchstart",function(t){e._handleMouseDown(t)}),r.on("dragstart",function(t){r.stopDrag(),t.cancelBubble=!0}),r.on("dragend",function(t){t.cancelBubble=!0}),r.on("mouseenter",function(){var t=G.getAngle(n.rotation()),e=function(t,e){if("rotater"===t)return"crosshair";e+=A._degToRad(Xi[t]||0);var i=(A._radToDeg(e)%360+360)%360;return A._inRange(i,337.5,360)||A._inRange(i,0,22.5)?"ns-resize":A._inRange(i,22.5,67.5)?"nesw-resize":A._inRange(i,67.5,112.5)?"ew-resize":A._inRange(i,112.5,157.5)?"nwse-resize":A._inRange(i,157.5,202.5)?"ns-resize":A._inRange(i,202.5,247.5)?"nesw-resize":A._inRange(i,247.5,292.5)?"ew-resize":A._inRange(i,292.5,337.5)?"nwse-resize":(A.error("Transformer has unknown angle for cursor detection: "+i),"pointer")}(i,t);r.getStage().content.style.cursor=e,n._cursorChange=!0}),r.on("mouseout",function(){r.getStage().content.style.cursor="",n._cursorChange=!1}),this.add(r)},Ji.prototype._createBack=function(){var n=this,t=new se({name:"back",width:0,height:0,draggable:!0,sceneFunc:function(t){var e=this.getParent(),i=e.padding();t.beginPath(),t.rect(-i,-i,this.width()+2*i,this.height()+2*i),t.moveTo(this.width()/2,-i),e.rotateEnabled()&&t.lineTo(this.width()/2,-e.rotateAnchorOffset()*A._sign(this.height())-i),t.fillStrokeShape(this)},hitFunc:function(t,e){var i;n.shouldOverdrawWholeArea()&&(i=n.padding(),t.beginPath(),t.rect(-i,-i,e.width()+2*i,e.height()+2*i),t.fillStrokeShape(e))}});this.add(t),this._proxyDrag(t)},Ji.prototype._handleMouseDown=function(t){this._movingAnchorName=t.target.name().split(" ")[0];var e=this._getNodeRect(),i=e.width,n=e.height,r=Math.sqrt(Math.pow(i,2)+Math.pow(n,2));this.sin=Math.abs(n/r),this.cos=Math.abs(i/r),window.addEventListener("mousemove",this._handleMouseMove),window.addEventListener("touchmove",this._handleMouseMove),window.addEventListener("mouseup",this._handleMouseUp,!0),window.addEventListener("touchend",this._handleMouseUp,!0),this._transforming=!0;var o=t.target.getAbsolutePosition(),a=t.target.getStage().getPointerPosition();this._anchorDragOffset={x:a.x-o.x,y:a.y-o.y},this._fire("transformstart",{evt:t,target:this.getNode()}),this.getNode()._fire("transformstart",{evt:t,target:this.getNode()})},Ji.prototype._handleMouseMove=function(t){var e=this.findOne("."+this._movingAnchorName),i=e.getStage();i.setPointersPositions(t);var n=i.getPointerPosition(),r={x:n.x-this._anchorDragOffset.x,y:n.y-this._anchorDragOffset.y},o=e.getAbsolutePosition();e.setAbsolutePosition(r);var a,s,h,d,l,c,p,u,f,g,y,v,m,_,b,x,S,w,C,P,k,T,A,M=e.getAbsolutePosition();o.x===M.x&&o.y===M.y||("rotater"!==this._movingAnchorName?(a=this.keepRatio()||t.shiftKey,p=this.centeredScaling()||t.altKey,"top-left"===this._movingAnchorName?a&&(d=p?{x:this.width()/2,y:this.height()/2}:{x:this.findOne(".bottom-right").x(),y:this.findOne(".bottom-right").y()},s=Math.sqrt(Math.pow(d.x-e.x(),2)+Math.pow(d.y-e.y(),2)),l=this.findOne(".top-left").x()>d.x?-1:1,c=this.findOne(".top-left").y()>d.y?-1:1,w=s*this.cos*l,C=s*this.sin*c,this.findOne(".top-left").x(d.x-w),this.findOne(".top-left").y(d.y-C)):"top-center"===this._movingAnchorName?this.findOne(".top-left").y(e.y()):"top-right"===this._movingAnchorName?(a&&(d=p?{x:this.width()/2,y:this.height()/2}:{x:this.findOne(".bottom-left").x(),y:this.findOne(".bottom-left").y()},s=Math.sqrt(Math.pow(e.x()-d.x,2)+Math.pow(d.y-e.y(),2)),l=this.findOne(".top-right").x()<d.x?-1:1,c=this.findOne(".top-right").y()>d.y?-1:1,w=s*this.cos*l,C=s*this.sin*c,this.findOne(".top-right").x(d.x+w),this.findOne(".top-right").y(d.y-C)),h=e.position(),this.findOne(".top-left").y(h.y),this.findOne(".bottom-right").x(h.x)):"middle-left"===this._movingAnchorName?this.findOne(".top-left").x(e.x()):"middle-right"===this._movingAnchorName?this.findOne(".bottom-right").x(e.x()):"bottom-left"===this._movingAnchorName?(a&&(d=p?{x:this.width()/2,y:this.height()/2}:{x:this.findOne(".top-right").x(),y:this.findOne(".top-right").y()},s=Math.sqrt(Math.pow(d.x-e.x(),2)+Math.pow(e.y()-d.y,2)),l=d.x<e.x()?-1:1,c=e.y()<d.y?-1:1,w=s*this.cos*l,C=s*this.sin*c,e.x(d.x-w),e.y(d.y+C)),h=e.position(),this.findOne(".top-left").x(h.x),this.findOne(".bottom-right").y(h.y)):"bottom-center"===this._movingAnchorName?this.findOne(".bottom-right").y(e.y()):"bottom-right"===this._movingAnchorName?a&&(d=p?{x:this.width()/2,y:this.height()/2}:{x:this.findOne(".top-left").x(),y:this.findOne(".top-left").y()},s=Math.sqrt(Math.pow(e.x()-d.x,2)+Math.pow(e.y()-d.y,2)),l=this.findOne(".bottom-right").x()<d.x?-1:1,c=this.findOne(".bottom-right").y()<d.y?-1:1,w=s*this.cos*l,C=s*this.sin*c,this.findOne(".bottom-right").x(d.x+w),this.findOne(".bottom-right").y(d.y+C)):console.error(new Error("Wrong position argument of selection resizer: "+this._movingAnchorName)),(p=this.centeredScaling()||t.altKey)&&(u=this.findOne(".top-left"),f=this.findOne(".bottom-right"),g=u.x(),y=u.y(),v=this.getWidth()-f.x(),m=this.getHeight()-f.y(),f.move({x:-g,y:-y}),u.move({x:v,y:m})),w=(_=this.findOne(".top-left").getAbsolutePosition()).x,C=_.y,b=this.findOne(".bottom-right").x()-this.findOne(".top-left").x(),x=this.findOne(".bottom-right").y()-this.findOne(".top-left").y(),this._fitNodesInto({x:w,y:C,width:b,height:x,rotation:G.getAngle(this.rotation())},t)):(S=this._getNodeRect(),w=e.x()-S.width/2,C=-e.y()+S.height/2,P=Math.atan2(-C,w)+Math.PI/2,S.height<0&&(P-=Math.PI),k=G.getAngle(this.rotation())+P,T=G.getAngle(this.rotationSnapTolerance()),A=Vi(S,function(t,e,i){for(var n=e,r=0;r<t.length;r++){var o=G.getAngle(t[r]),a=Math.abs(o-e)%(2*Math.PI);Math.min(a,2*Math.PI-a)<i&&(n=o)}return n}(this.rotationSnaps(),k,T)-S.rotation),this._fitNodesInto(A,t)))},Ji.prototype._handleMouseUp=function(t){this._removeEvents(t)},Ji.prototype.getAbsoluteTransform=function(){return this.getTransform()},Ji.prototype._removeEvents=function(t){var e;this._transforming&&(this._transforming=!1,window.removeEventListener("mousemove",this._handleMouseMove),window.removeEventListener("touchmove",this._handleMouseMove),window.removeEventListener("mouseup",this._handleMouseUp,!0),window.removeEventListener("touchend",this._handleMouseUp,!0),e=this.getNode(),this._fire("transformend",{evt:t,target:e}),e&&e.fire("transformend",{evt:t,target:e}),this._movingAnchorName=null)},Ji.prototype._fitNodesInto=function(t,o){var e,i,n,r,a,s,h=this,d=this._getNodeRect();A._inRange(t.width,2*-this.padding()-1,1)||A._inRange(t.height,2*-this.padding()-1,1)?this.update():((e=new l).rotate(G.getAngle(this.rotation())),this._movingAnchorName&&t.width<0&&0<=this._movingAnchorName.indexOf("left")?(i=e.point({x:2*-this.padding(),y:0}),t.x+=i.x,t.y+=i.y,t.width+=2*this.padding(),this._movingAnchorName=this._movingAnchorName.replace("left","right"),this._anchorDragOffset.x-=i.x,this._anchorDragOffset.y-=i.y):this._movingAnchorName&&t.width<0&&0<=this._movingAnchorName.indexOf("right")&&(i=e.point({x:2*this.padding(),y:0}),this._movingAnchorName=this._movingAnchorName.replace("right","left"),this._anchorDragOffset.x-=i.x,this._anchorDragOffset.y-=i.y,t.width+=2*this.padding()),this._movingAnchorName&&t.height<0&&0<=this._movingAnchorName.indexOf("top")?(i=e.point({x:0,y:2*-this.padding()}),t.x+=i.x,t.y+=i.y,this._movingAnchorName=this._movingAnchorName.replace("top","bottom"),this._anchorDragOffset.x-=i.x,this._anchorDragOffset.y-=i.y,t.height+=2*this.padding()):this._movingAnchorName&&t.height<0&&0<=this._movingAnchorName.indexOf("bottom")&&(i=e.point({x:0,y:2*this.padding()}),this._movingAnchorName=this._movingAnchorName.replace("bottom","top"),this._anchorDragOffset.x-=i.x,this._anchorDragOffset.y-=i.y,t.height+=2*this.padding()),this.boundBoxFunc()&&((n=this.boundBoxFunc()(d,t))?t=n:A.warn("boundBoxFunc returned falsy. You should return new bound rect from it!")),(r=new l).translate(d.x,d.y),r.rotate(d.rotation),r.scale(d.width/1e7,d.height/1e7),(a=new l).translate(t.x,t.y),a.rotate(t.rotation),a.scale(t.width/1e7,t.height/1e7),s=a.multiply(r.invert()),this._nodes.forEach(function(t){var e=t.getParent().getAbsoluteTransform(),i=t.getTransform().copy();i.translate(t.offsetX(),t.offsetY());var n=new l;n.multiply(e.copy().invert()).multiply(s).multiply(e).multiply(i);var r=n.decompose();t._batchTransformChanges(function(){t.setAttrs(r)}),h._fire("transform",{evt:o,target:t}),t._fire("transform",{evt:o,target:t})}),this.rotation(A._getRotation(t.rotation)),this._resetTransformCache(),this.update(),this.getLayer().batchDraw())},Ji.prototype.forceUpdate=function(){this._resetTransformCache(),this.update()},Ji.prototype._batchChangeChild=function(t,e){var i=this.findOne(t);i._batchTransformChanges(function(){i.setAttrs(e)})},Ji.prototype.update=function(){var e=this,t=this._getNodeRect();this.rotation(A._getRotation(t.rotation));var i=t.width,n=t.height,r=this.enabledAnchors(),o=this.resizeEnabled(),a=this.padding(),s=this.anchorSize();this.find("._anchor").each(function(t){t._batchTransformChanges(function(){t.setAttrs({width:s,height:s,offsetX:s/2,offsetY:s/2,stroke:e.anchorStroke(),strokeWidth:e.anchorStrokeWidth(),fill:e.anchorFill(),cornerRadius:e.anchorCornerRadius()})})}),this._batchChangeChild(".top-left",{x:0,y:0,offsetX:s/2+a,offsetY:s/2+a,visible:o&&0<=r.indexOf("top-left")}),this._batchChangeChild(".top-center",{x:i/2,y:0,offsetY:s/2+a,visible:o&&0<=r.indexOf("top-center")}),this._batchChangeChild(".top-right",{x:i,y:0,offsetX:s/2-a,offsetY:s/2+a,visible:o&&0<=r.indexOf("top-right")}),this._batchChangeChild(".middle-left",{x:0,y:n/2,offsetX:s/2+a,visible:o&&0<=r.indexOf("middle-left")}),this._batchChangeChild(".middle-right",{x:i,y:n/2,offsetX:s/2-a,visible:o&&0<=r.indexOf("middle-right")}),this._batchChangeChild(".bottom-left",{x:0,y:n,offsetX:s/2+a,offsetY:s/2-a,visible:o&&0<=r.indexOf("bottom-left")}),this._batchChangeChild(".bottom-center",{x:i/2,y:n,offsetY:s/2-a,visible:o&&0<=r.indexOf("bottom-center")}),this._batchChangeChild(".bottom-right",{x:i,y:n,offsetX:s/2-a,offsetY:s/2-a,visible:o&&0<=r.indexOf("bottom-right")}),this._batchChangeChild(".rotater",{x:i/2,y:-this.rotateAnchorOffset()*A._sign(n)-a,visible:this.rotateEnabled()}),this._batchChangeChild(".back",{width:i,height:n,visible:this.borderEnabled(),stroke:this.borderStroke(),strokeWidth:this.borderStrokeWidth(),dash:this.borderDash(),x:0,y:0})},Ji.prototype.isTransforming=function(){return this._transforming},Ji.prototype.stopTransform=function(){var t;this._transforming&&(this._removeEvents(),(t=this.findOne("."+this._movingAnchorName))&&t.stopDrag())},Ji.prototype.destroy=function(){return this.getStage()&&this._cursorChange&&(this.getStage().content.style.cursor=""),me.prototype.destroy.call(this),this.detach(),this._removeEvents(),this},Ji.prototype.toObject=function(){return lt.prototype.toObject.call(this)},Ji);function Ji(t){var e=Ki.call(this,t)||this;return e._transforming=!1,e._createElements(),e._handleMouseMove=e._handleMouseMove.bind(e),e._handleMouseUp=e._handleMouseUp.bind(e),e.update=e.update.bind(e),e.on(Wi,e.update),e.getNode()&&e.update(),e}Qi.prototype.className="Transformer",i(Qi),w.addGetterSetter(Qi,"enabledAnchors",Ui,function(t){return t instanceof Array||A.warn("enabledAnchors value should be an array"),t instanceof Array&&t.forEach(function(t){-1===Ui.indexOf(t)&&A.warn("Unknown anchor name: "+t+". Available names are: "+Ui.join(", "))}),t||[]}),w.addGetterSetter(Qi,"resizeEnabled",!0),w.addGetterSetter(Qi,"anchorSize",10,v()),w.addGetterSetter(Qi,"rotateEnabled",!0),w.addGetterSetter(Qi,"rotationSnaps",[]),w.addGetterSetter(Qi,"rotateAnchorOffset",50,v()),w.addGetterSetter(Qi,"rotationSnapTolerance",5,v()),w.addGetterSetter(Qi,"borderEnabled",!0),w.addGetterSetter(Qi,"anchorStroke","rgb(0, 161, 255)"),w.addGetterSetter(Qi,"anchorStrokeWidth",1,v()),w.addGetterSetter(Qi,"anchorFill","white"),w.addGetterSetter(Qi,"anchorCornerRadius",0,v()),w.addGetterSetter(Qi,"borderStroke","rgb(0, 161, 255)"),w.addGetterSetter(Qi,"borderStrokeWidth",1,v()),w.addGetterSetter(Qi,"borderDash"),w.addGetterSetter(Qi,"keepRatio",!0),w.addGetterSetter(Qi,"centeredScaling",!1),w.addGetterSetter(Qi,"ignoreStroke",!1),w.addGetterSetter(Qi,"padding",0,v()),w.addGetterSetter(Qi,"node"),w.addGetterSetter(Qi,"nodes"),w.addGetterSetter(Qi,"boundBoxFunc"),w.addGetterSetter(Qi,"shouldOverdrawWholeArea",!1),w.backCompat(Qi,{lineEnabled:"borderEnabled",rotateHandlerOffset:"rotateAnchorOffset",enabledHandlers:"enabledAnchors"}),o.mapMethods(Qi);var Zi,$i=(P(tn,Zi=se),tn.prototype._sceneFunc=function(t){t.beginPath(),t.arc(0,0,this.radius(),0,G.getAngle(this.angle()),this.clockwise()),t.lineTo(0,0),t.closePath(),t.fillStrokeShape(this)},tn.prototype.getWidth=function(){return 2*this.radius()},tn.prototype.getHeight=function(){return 2*this.radius()},tn.prototype.setWidth=function(t){this.radius(t/2)},tn.prototype.setHeight=function(t){this.radius(t/2)},tn);function tn(){return null!==Zi&&Zi.apply(this,arguments)||this}function en(){this.r=0,this.g=0,this.b=0,this.a=0,this.next=null}$i.prototype.className="Wedge",$i.prototype._centroid=!0,$i.prototype._attrsAffectingSize=["radius"],i($i),w.addGetterSetter($i,"radius",0,v()),w.addGetterSetter($i,"angle",0,v()),w.addGetterSetter($i,"clockwise",!1),w.backCompat($i,{angleDeg:"angle",getAngleDeg:"getAngle",setAngleDeg:"setAngle"}),o.mapMethods($i);var nn=[512,512,456,512,328,456,335,512,405,328,271,456,388,335,292,512,454,405,364,328,298,271,496,456,420,388,360,335,312,292,273,512,482,454,428,405,383,364,345,328,312,298,284,271,259,496,475,456,437,420,404,388,374,360,347,335,323,312,302,292,282,273,265,512,497,482,468,454,441,428,417,405,394,383,373,364,354,345,337,328,320,312,305,298,291,284,278,271,265,259,507,496,485,475,465,456,446,437,428,420,412,404,396,388,381,374,367,360,354,347,341,335,329,323,318,312,307,302,297,292,287,282,278,273,269,265,261,512,505,497,489,482,475,468,461,454,447,441,435,428,422,417,411,405,399,394,389,383,378,373,368,364,359,354,350,345,341,337,332,328,324,320,316,312,309,305,301,298,294,291,287,284,281,278,274,271,268,265,262,259,257,507,501,496,491,485,480,475,470,465,460,456,451,446,442,437,433,428,424,420,416,412,408,404,400,396,392,388,385,381,377,374,370,367,363,360,357,354,350,347,344,341,338,335,332,329,326,323,320,318,315,312,310,307,304,302,299,297,294,292,289,287,285,282,280,278,275,273,271,269,267,265,263,261,259],rn=[9,11,12,13,13,14,14,15,15,15,15,16,16,16,16,17,17,17,17,17,17,17,18,18,18,18,18,18,18,18,18,19,19,19,19,19,19,19,19,19,19,19,19,19,19,20,20,20,20,20,20,20,20,20,20,20,20,20,20,20,20,20,20,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,21,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24];w.addGetterSetter(lt,"blurRadius",0,v(),w.afterSetFilter);w.addGetterSetter(lt,"brightness",0,v(),w.afterSetFilter);w.addGetterSetter(lt,"contrast",0,v(),w.afterSetFilter);function on(t,e,i,n,r){var o=i-e,a=r-n;return 0==o?n+a/2:0==a?n:a*((t-e)/o)+n}w.addGetterSetter(lt,"embossStrength",.5,v(),w.afterSetFilter),w.addGetterSetter(lt,"embossWhiteLevel",.5,v(),w.afterSetFilter),w.addGetterSetter(lt,"embossDirection","top-left",null,w.afterSetFilter),w.addGetterSetter(lt,"embossBlend",!1,null,w.afterSetFilter);w.addGetterSetter(lt,"enhance",0,v(),w.afterSetFilter);w.addGetterSetter(lt,"hue",0,v(),w.afterSetFilter),w.addGetterSetter(lt,"saturation",0,v(),w.afterSetFilter),w.addGetterSetter(lt,"luminance",0,v(),w.afterSetFilter);w.addGetterSetter(lt,"hue",0,v(),w.afterSetFilter),w.addGetterSetter(lt,"saturation",0,v(),w.afterSetFilter),w.addGetterSetter(lt,"value",0,v(),w.afterSetFilter);function an(t,e,i){var n=4*(i*t.width+e),r=[];return r.push(t.data[n++],t.data[n++],t.data[n++],t.data[n++]),r}function sn(t,e){return Math.sqrt(Math.pow(t[0]-e[0],2)+Math.pow(t[1]-e[1],2)+Math.pow(t[2]-e[2],2))}function hn(t,e){var i=an(t,0,0),n=an(t,t.width-1,0),r=an(t,0,t.height-1),o=an(t,t.width-1,t.height-1),a=e||10;if(sn(i,n)<a&&sn(n,o)<a&&sn(o,r)<a&&sn(r,i)<a){for(var s=function(t){for(var e=[0,0,0],i=0;i<t.length;i++)e[0]+=t[i][0],e[1]+=t[i][1],e[2]+=t[i][2];return e[0]/=t.length,e[1]/=t.length,e[2]/=t.length,e}([n,i,o,r]),h=[],d=0;d<t.width*t.height;d++){var l=sn(s,[t.data[4*d],t.data[4*d+1],t.data[4*d+2]]);h[d]=l<a?0:255}return h}}w.addGetterSetter(lt,"kaleidoscopePower",2,v(),w.afterSetFilter),w.addGetterSetter(lt,"kaleidoscopeAngle",0,v(),w.afterSetFilter);w.addGetterSetter(lt,"threshold",0,v(),w.afterSetFilter);w.addGetterSetter(lt,"noise",.2,v(),w.afterSetFilter);w.addGetterSetter(lt,"pixelSize",8,v(),w.afterSetFilter);w.addGetterSetter(lt,"levels",.5,v(),w.afterSetFilter);w.addGetterSetter(lt,"red",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),w.addGetterSetter(lt,"green",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),w.addGetterSetter(lt,"blue",0,y,w.afterSetFilter);w.addGetterSetter(lt,"red",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),w.addGetterSetter(lt,"green",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),w.addGetterSetter(lt,"blue",0,y,w.afterSetFilter),w.addGetterSetter(lt,"alpha",1,function(t){return this._filterUpToDate=!1,1<t?1:t<0?0:t});return w.addGetterSetter(lt,"threshold",.5,v(),w.afterSetFilter),Ie.Util._assign(Ie,{Arc:Ee,Arrow:Ne,Circle:He,Ellipse:je,Image:Ve,Label:ii,Tag:oi,Line:Oe,Path:hi,Rect:ci,RegularPolygon:fi,Ring:mi,Sprite:xi,Star:Ci,Text:Ei,TextPath:Bi,Transformer:Qi,Wedge:$i,Filters:{Blur:function(t){var e=Math.round(this.blurRadius());0<e&&function(t,e){for(var i,n,r,o,a,s,h,d,l,c,p,u,f,g,y,v,m,_,b,x,S,w,C,P=t.data,k=t.width,T=t.height,A=e+e+1,M=k-1,G=T-1,R=e+1,I=R*(R+1)/2,E=new en,L=null,D=E,O=null,F=null,B=nn[e],N=rn[e],z=1;z<A;z++)D=D.next=new 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e=255*this.brightness(),i=t.data,n=i.length,r=0;r<n;r+=4)i[r]+=e,i[r+1]+=e,i[r+2]+=e},Contrast:function(t){for(var e=Math.pow((this.contrast()+100)/100,2),i=t.data,n=i.length,r=150,o=150,a=150,s=0;s<n;s+=4)r=i[s],o=i[s+1],a=i[s+2],r/=255,r-=.5,r*=e,r+=.5,o/=255,o-=.5,o*=e,o+=.5,a/=255,a-=.5,a*=e,a+=.5,r=(r*=255)<0?0:255<r?255:r,o=(o*=255)<0?0:255<o?255:o,a=(a*=255)<0?0:255<a?255:a,i[s]=r,i[s+1]=o,i[s+2]=a},Emboss:function(t){var e=10*this.embossStrength(),i=255*this.embossWhiteLevel(),n=this.embossDirection(),r=this.embossBlend(),o=0,a=0,s=t.data,h=t.width,d=t.height,l=4*h,c=d;switch(n){case"top-left":a=o=-1;break;case"top":o=-1,a=0;break;case"top-right":o=-1,a=1;break;case"right":o=0,a=1;break;case"bottom-right":a=o=1;break;case"bottom":o=1,a=0;break;case"bottom-left":a=-(o=1);break;case"left":o=0,a=-1;break;default:A.error("Unknown emboss direction: "+n)}do{var p=(c-1)*l,u=o;c+u<1&&(u=0),d<c+u&&(u=0);var f=(c-1+u)*h*4,g=h;do{var y=p+4*(g-1),v=a;g+v<1&&(v=0),h<g+v&&(v=0);var m,_,b,x,S=f+4*(g-1+v),w=s[y]-s[S],C=s[1+y]-s[1+S],P=s[2+y]-s[2+S],k=w,T=0<k?k:-k;T<(0<C?C:-C)&&(k=C),T<(0<P?P:-P)&&(k=P),k*=e,r?(m=s[y]+k,_=s[1+y]+k,b=s[2+y]+k,s[y]=255<m?255:m<0?0:m,s[1+y]=255<_?255:_<0?0:_,s[2+y]=255<b?255:b<0?0:b):((x=i-k)<0?x=0:255<x&&(x=255),s[y]=s[1+y]=s[2+y]=x)}while(--g)}while(--c)},Enhance:function(t){var e,i,n,r,o,a,s,h,d,l,c,p,u,f=t.data,g=f.length,y=f[0],v=y,m=f[1],_=m,b=f[2],x=b,S=this.enhance();if(0!==S){for(r=0;r<g;r+=4)(e=f[r+0])<y?y=e:v<e&&(v=e),(i=f[r+1])<m?m=i:_<i&&(_=i),(n=f[r+2])<b?b=n:x<n&&(x=n);for(v===y&&(v=255,y=0),_===m&&(_=255,m=0),x===b&&(x=255,b=0),u=0<S?(a=v+S*(255-v),s=y-S*y,d=_+S*(255-_),l=m-S*m,p=x+S*(255-x),b-S*b):(a=v+S*(v-(o=.5*(v+y))),s=y+S*(y-o),d=_+S*(_-(h=.5*(_+m))),l=m+S*(m-h),p=x+S*(x-(c=.5*(x+b))),b+S*(b-c)),r=0;r<g;r+=4)f[r+0]=on(f[r+0],y,v,s,a),f[r+1]=on(f[r+1],m,_,l,d),f[r+2]=on(f[r+2],b,x,u,p)}},Grayscale:function(t){for(var e,i=t.data,n=i.length,r=0;r<n;r+=4)e=.34*i[r]+.5*i[r+1]+.16*i[r+2],i[r]=e,i[r+1]=e,i[r+2]=e},HSL:function(t){for(var e,i,n,r,o=t.data,a=o.length,s=Math.pow(2,this.saturation()),h=Math.abs(this.hue()+360)%360,d=127*this.luminance(),l=s*Math.cos(h*Math.PI/180),c=s*Math.sin(h*Math.PI/180),p=.299+.701*l+.167*c,u=.587-.587*l+.33*c,f=.114-.114*l-.497*c,g=.299-.299*l-.328*c,y=.587+.413*l+.035*c,v=.114-.114*l+.293*c,m=.299-.3*l+1.25*c,_=.587-.586*l-1.05*c,b=.114+.886*l-.2*c,x=0;x<a;x+=4)e=o[x+0],i=o[x+1],n=o[x+2],r=o[x+3],o[x+0]=p*e+u*i+f*n+d,o[x+1]=g*e+y*i+v*n+d,o[x+2]=m*e+_*i+b*n+d,o[x+3]=r},HSV:function(t){for(var e,i,n,r,o=t.data,a=o.length,s=Math.pow(2,this.value()),h=Math.pow(2,this.saturation()),d=Math.abs(this.hue()+360)%360,l=s*h*Math.cos(d*Math.PI/180),c=s*h*Math.sin(d*Math.PI/180),p=.299*s+.701*l+.167*c,u=.587*s-.587*l+.33*c,f=.114*s-.114*l-.497*c,g=.299*s-.299*l-.328*c,y=.587*s+.413*l+.035*c,v=.114*s-.114*l+.293*c,m=.299*s-.3*l+1.25*c,_=.587*s-.586*l-1.05*c,b=.114*s+.886*l-.2*c,x=0;x<a;x+=4)e=o[x+0],i=o[x+1],n=o[x+2],r=o[x+3],o[x+0]=p*e+u*i+f*n,o[x+1]=g*e+y*i+v*n,o[x+2]=m*e+_*i+b*n,o[x+3]=r},Invert:function(t){for(var e=t.data,i=e.length,n=0;n<i;n+=4)e[n]=255-e[n],e[n+1]=255-e[n+1],e[n+2]=255-e[n+2]},Kaleidoscope:function(t){var e,i,n,r,o,a,s,h,d,l=t.width,c=t.height,p=Math.round(this.kaleidoscopePower()),u=Math.round(this.kaleidoscopeAngle()),f=Math.floor(l*(u%360)/360);if(!(p<1)){var g=A.createCanvasElement();g.width=l,g.height=c;var y=g.getContext("2d").getImageData(0,0,l,c);!function(t,e,i){for(var n,r,o,a,s=t.data,h=e.data,d=t.width,l=t.height,c=i.polarCenterX||d/2,p=i.polarCenterY||l/2,u=0,f=0,g=0,y=0,v=Math.sqrt(c*c+p*p),m=d-c,_=l-p,b=Math.sqrt(m*m+_*_),v=v<b?b:v,x=l,S=d,w=360/S*Math.PI/180,C=0;C<S;C+=1)for(o=Math.sin(C*w),a=Math.cos(C*w),r=0;r<x;r+=1)m=Math.floor(c+v*r/x*a),u=s[(n=4*((_=Math.floor(p+v*r/x*o))*d+m))+0],f=s[n+1],g=s[n+2],y=s[n+3],h[(n=4*(C+r*d))+0]=u,h[n+1]=f,h[n+2]=g,h[n+3]=y}(t,y,{polarCenterX:l/2,polarCenterY:c/2});for(var v=l/Math.pow(2,p);v<=8;)v*=2,--p;var m=v=Math.ceil(v),_=0,b=m,x=1;for(l<f+v&&(_=m,b=0,x=-1),i=0;i<c;i+=1)for(e=_;e!==b;e+=x)h=4*(l*i+Math.round(e+f)%l),r=y.data[h+0],o=y.data[h+1],a=y.data[h+2],s=y.data[h+3],d=4*(l*i+e),y.data[d+0]=r,y.data[d+1]=o,y.data[d+2]=a,y.data[d+3]=s;for(i=0;i<c;i+=1)for(m=Math.floor(v),n=0;n<p;n+=1){for(e=0;e<m+1;e+=1)h=4*(l*i+e),r=y.data[h+0],o=y.data[h+1],a=y.data[h+2],s=y.data[h+3],d=4*(l*i+2*m-e-1),y.data[d+0]=r,y.data[d+1]=o,y.data[d+2]=a,y.data[d+3]=s;m*=2}!function(t,e,i){var 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n=[1,1,1,1,1,1,1,1,1],r=Math.round(Math.sqrt(n.length)),o=Math.floor(r/2),a=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var d=s*e+h,l=0,c=0;c<r;c++)for(var p=0;p<r;p++){var u,f=s+c-o,g=h+p-o;0<=f&&f<i&&0<=g&&g<e&&(u=n[c*r+p],l+=t[f*e+g]*u)}a[d]=1020<=l?255:0}return a}(e=function(t,e,i){for(var n=[1,1,1,1,0,1,1,1,1],r=Math.round(Math.sqrt(n.length)),o=Math.floor(r/2),a=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var d=s*e+h,l=0,c=0;c<r;c++)for(var p=0;p<r;p++){var u,f=s+c-o,g=h+p-o;0<=f&&f<i&&0<=g&&g<e&&(u=n[c*r+p],l+=t[f*e+g]*u)}a[d]=2040===l?255:0}return a}(e,t.width,t.height),t.width,t.height),t.width,t.height)),t},Noise:function(t){for(var e=255*this.noise(),i=t.data,n=i.length,r=e/2,o=0;o<n;o+=4)i[o+0]+=r-2*r*Math.random(),i[o+1]+=r-2*r*Math.random(),i[o+2]+=r-2*r*Math.random()},Pixelate:function(t){var e,i,n,r,o,a,s,h,d,l,c,p,u,f,g=Math.ceil(this.pixelSize()),y=t.width,v=t.height,m=Math.ceil(y/g),_=Math.ceil(v/g),b=t.data;if(g<=0)A.error("pixelSize value can not be <= 0");else 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e,i,n,r=t.data,o=r.length,a=0;a<o;a+=4)e=r[a+0],i=r[a+1],n=r[a+2],r[a+0]=Math.min(255,.393*e+.769*i+.189*n),r[a+1]=Math.min(255,.349*e+.686*i+.168*n),r[a+2]=Math.min(255,.272*e+.534*i+.131*n)},Solarize:function(t){var e=t.data,i=t.width,n=4*i,r=t.height;do{var o=(r-1)*n,a=i;do{var s=o+4*(a-1),h=e[s],d=e[1+s],l=e[2+s];127<h&&(h=255-h),127<d&&(d=255-d),127<l&&(l=255-l),e[s]=h,e[1+s]=d,e[2+s]=l}while(--a)}while(--r)},Threshold:function(t){for(var e=255*this.threshold(),i=t.data,n=i.length,r=0;r<n;r+=1)i[r]=i[r]<e?0:255}}})});