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konva/konva.min.js
Anton Lavrenov a23084ed6b build for 4.1.6
2020-02-25 19:24:39 -05:00

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!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):(t=t||self).Konva=e()}(this,function(){"use strict";
/*
* Konva JavaScript Framework v4.1.6
* http://konvajs.org/
* Licensed under the MIT
* Date: Tue Feb 25 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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k=["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"],T=(A.prototype.fillShape=function(t){t.fillEnabled()&&this._fill(t)},A.prototype._fill=function(t){},A.prototype.strokeShape=function(t){t.hasStroke()&&this._stroke(t)},A.prototype._stroke=function(t){},A.prototype.fillStrokeShape=function(t){this.fillShape(t),this.strokeShape(t)},A.prototype.getTrace=function(t){var e,i,n,r,o=this.traceArr,a=o.length,s="";for(e=0;e<a;e++)(n=(i=o[e]).method)?(r=i.args,s+=n,t?s+="()":O._isArray(r[0])?s+="(["+r.join(",")+"])":s+="("+r.join(",")+")"):(s+=i.property,t||(s+="="+i.val)),s+=";";return s},A.prototype.clearTrace=function(){this.traceArr=[]},A.prototype._trace=function(t){var e=this.traceArr;e.push(t),100<=e.length&&e.shift()},A.prototype.reset=function(){var t=this.getCanvas().getPixelRatio();this.setTransform(1*t,0,0,1*t,0,0)},A.prototype.getCanvas=function(){return this.canvas},A.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)},A.prototype._applyLineCap=function(t){var e=t.getLineCap();e&&this.setAttr("lineCap",e)},A.prototype._applyOpacity=function(t){var e=t.getAbsoluteOpacity();1!==e&&this.setAttr("globalAlpha",e)},A.prototype._applyLineJoin=function(t){var e=t.getLineJoin();e&&this.setAttr("lineJoin",e)},A.prototype.setAttr=function(t,e){this._context[t]=e},A.prototype.arc=function(t,e,i,n,r,o){this._context.arc(t,e,i,n,r,o)},A.prototype.arcTo=function(t,e,i,n,r){this._context.arcTo(t,e,i,n,r)},A.prototype.beginPath=function(){this._context.beginPath()},A.prototype.bezierCurveTo=function(t,e,i,n,r,o){this._context.bezierCurveTo(t,e,i,n,r,o)},A.prototype.clearRect=function(t,e,i,n){this._context.clearRect(t,e,i,n)},A.prototype.clip=function(){this._context.clip()},A.prototype.closePath=function(){this._context.closePath()},A.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},A.prototype.createLinearGradient=function(t,e,i,n){return this._context.createLinearGradient(t,e,i,n)},A.prototype.createPattern=function(t,e){return this._context.createPattern(t,e)},A.prototype.createRadialGradient=function(t,e,i,n,r,o){return this._context.createRadialGradient(t,e,i,n,r,o)},A.prototype.drawImage=function(t,e,i,n,r,o,a,s,h){var l=arguments,d=this._context;3===l.length?d.drawImage(t,e,i):5===l.length?d.drawImage(t,e,i,n,r):9===l.length&&d.drawImage(t,e,i,n,r,o,a,s,h)},A.prototype.ellipse=function(t,e,i,n,r,o,a,s){this._context.ellipse(t,e,i,n,r,o,a,s)},A.prototype.isPointInPath=function(t,e){return this._context.isPointInPath(t,e)},A.prototype.fill=function(){this._context.fill()},A.prototype.fillRect=function(t,e,i,n){this._context.fillRect(t,e,i,n)},A.prototype.strokeRect=function(t,e,i,n){this._context.strokeRect(t,e,i,n)},A.prototype.fillText=function(t,e,i){this._context.fillText(t,e,i)},A.prototype.measureText=function(t){return this._context.measureText(t)},A.prototype.getImageData=function(t,e,i,n){return this._context.getImageData(t,e,i,n)},A.prototype.lineTo=function(t,e){this._context.lineTo(t,e)},A.prototype.moveTo=function(t,e){this._context.moveTo(t,e)},A.prototype.rect=function(t,e,i,n){this._context.rect(t,e,i,n)},A.prototype.putImageData=function(t,e,i){this._context.putImageData(t,e,i)},A.prototype.quadraticCurveTo=function(t,e,i,n){this._context.quadraticCurveTo(t,e,i,n)},A.prototype.restore=function(){this._context.restore()},A.prototype.rotate=function(t){this._context.rotate(t)},A.prototype.save=function(){this._context.save()},A.prototype.scale=function(t,e){this._context.scale(t,e)},A.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)},A.prototype.getLineDash=function(){return this._context.getLineDash()},A.prototype.setTransform=function(t,e,i,n,r,o){this._context.setTransform(t,e,i,n,r,o)},A.prototype.stroke=function(){this._context.stroke()},A.prototype.strokeText=function(t,e,i,n){this._context.strokeText(t,e,i,n)},A.prototype.transform=function(t,e,i,n,r,o){this._context.transform(t,e,i,n,r,o)},A.prototype.translate=function(t,e){this._context.translate(t,e)},A.prototype._enableTrace=function(){function t(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}}var e,n,r=this,i=k.length,o=O._simplifyArray,a=this.setAttr;for(e=0;e<i;e++)t(k[e]);r.setAttr=function(){a.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})}},A.prototype._applyGlobalCompositeOperation=function(t){var e=t.getGlobalCompositeOperation();"source-over"!==e&&this.setAttr("globalCompositeOperation",e)},A);function A(t){this.canvas=t,this._context=t._canvas.getContext("2d"),R.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(T.prototype,e,{get:function(){return this._context[e]},set:function(t){this._context[e]=t}})});var M,G=(P(L,M=T),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=R.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 e=t.fill(),i=t.getFillPriority();if(e&&"color"===i)this._fillColor(t);else{var n=t.getFillPatternImage();if(n&&"pattern"===i)this._fillPattern(t);else{var r=t.getFillLinearGradientColorStops();if(r&&"linear-gradient"===i)this._fillLinearGradient(t);else{var o=t.getFillRadialGradientColorStops();o&&"radial-gradient"===i?this._fillRadialGradient(t):e?this._fillColor(t):n?this._fillPattern(t):r?this._fillLinearGradient(t):o&&this._fillRadialGradient(t)}}}},L.prototype._strokeLinearGradient=function(t){var e=t.getStrokeLinearGradientStartPoint(),i=t.getStrokeLinearGradientEndPoint(),n=t.getStrokeLinearGradientColorStops(),r=this.createLinearGradient(e.x,e.y,i.x,i.y);if(n){for(var o=0;o<n.length;o+=2)r.addColorStop(n[o],n[o+1]);this.setAttr("strokeStyle",r)}},L.prototype._stroke=function(t){var e=t.dash(),i=t.getStrokeScaleEnabled();if(t.hasStroke()){if(!i){this.save();var n=this.getCanvas().getPixelRatio();this.setTransform(n,0,0,n,0,0)}this._applyLineCap(t),e&&t.dashEnabled()&&(this.setLineDash(e),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),i||this.restore()}},L.prototype._applyShadow=function(t){var e=O,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!==M&&M.apply(this,arguments)||this}var I,E,D=(P(F,I=T),F.prototype._fill=function(t){this.save(),this.setAttr("fillStyle",t.colorKey),t._fillFuncHit(this),this.restore()},F.prototype.strokeShape=function(t){t.hasHitStroke()&&this._stroke(t)},F.prototype._stroke=function(t){if(t.hasHitStroke()){var e=t.getStrokeScaleEnabled();if(!e){this.save();var i=this.getCanvas().getPixelRatio();this.setTransform(i,0,0,i,0,0)}this._applyLineCap(t);var n=t.hitStrokeWidth(),r="auto"===n?t.strokeWidth():n;this.setAttr("lineWidth",r),this.setAttr("strokeStyle",t.colorKey),t._strokeFuncHit(this),e||this.restore()}},F);function F(){return null!==I&&I.apply(this,arguments)||this}var B=(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),this.setHeight(e)},z.prototype.toDataURL=function(t,e){try{return this._canvas.toDataURL(t,e)}catch(t){try{return this._canvas.toDataURL()}catch(t){return O.error("Unable to get data URL. 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0===t&&(t={width:0,height:0});var e=Y.call(this,t)||this;return e.hitCanvas=!0,e.context=new D(e),e.setSize(t.width,t.height),e}var U={get isDragging(){var e=!1;return U._dragElements.forEach(function(t){"dragging"===t.dragStatus&&(e=!0)}),e},justDragged:!1,get node(){var e;return U._dragElements.forEach(function(t){e=t.node}),e},_dragElements:new Map,_drag:function(a){U._dragElements.forEach(function(e,t){var i=e.node,n=i.getStage();n.setPointersPositions(a),void 0===e.pointerId&&(e.pointerId=O._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){U._dragElements.forEach(function(e,t){var i=e.node.getStage();if(r&&i.setPointersPositions(r),i._changedPointerPositions.find(function(t){return t.id===e.pointerId})){"dragging"!==e.dragStatus&&"stopped"!==e.dragStatus||(U.justDragged=!0,R.listenClickTap=!1,e.dragStatus="stopped");var n=e.node.getLayer()||e.node instanceof R.Stage&&e.node;n&&n.draw()}})},_endDragAfter:function(i){U._dragElements.forEach(function(t,e){"stopped"===t.dragStatus&&t.node.fire("dragend",{type:"dragend",target:t.node,evt:i},!0),"dragging"!==t.dragStatus&&U._dragElements.delete(e)})}};R.isBrowser&&(window.addEventListener("mouseup",U._endDragBefore,!0),window.addEventListener("touchend",U._endDragBefore,!0),window.addEventListener("mousemove",U._drag),window.addEventListener("touchmove",U._drag),window.addEventListener("mouseup",U._endDragAfter,!1),window.addEventListener("touchend",U._endDragAfter,!1));function q(t,e){t&&K[t]===e&&delete K[t]}function V(t,e){if(t){var i=Q[t];if(i){for(var n=0;n<i.length;n++){i[n]._id===e&&i.splice(n,1)}0===i.length&&delete Q[t]}}}var K={},Q={},J="absoluteOpacity",Z="absoluteTransform",$="absoluteScale",tt="canvas",et="listening",it="mouseenter",nt="mouseleave",rt="transform",ot="visible",at=["xChange.konva","yChange.konva","scaleXChange.konva","scaleYChange.konva","skewXChange.konva","skewYChange.konva","rotationChange.konva","offsetXChange.konva","offsetYChange.konva","transformsEnabledChange.konva"].join(" "),st=["scaleXChange.konva","scaleYChange.konva"].join(" "),ht=new o,lt=1,dt=(ct.prototype.hasChildren=function(){return!1},ct.prototype.getChildren=function(){return ht},ct.prototype._clearCache=function(t){t?this._cache.delete(t):this._cache.clear()},ct.prototype._getCache=function(t,e){var i=this._cache.get(t);return void 0===i&&(i=e.call(this),this._cache.set(t,i)),i},ct.prototype._getCanvasCache=function(){return this._cache.get(tt)},ct.prototype._clearSelfAndDescendantCache=function(e){this._clearCache(e),this.isCached()||this.children&&this.children.each(function(t){t._clearSelfAndDescendantCache(e)})},ct.prototype.clearCache=function(){return this._cache.delete(tt),this._clearSelfAndDescendantCache(),this},ct.prototype.cache=function(t){var e=t||{},i={};void 0!==e.x&&void 0!==e.y&&void 0!==e.width&&void 0!==e.height||(i=this.getClientRect({skipTransform:!0,relativeTo:this.getParent()}));var n=Math.ceil(e.width||i.width),r=Math.ceil(e.height||i.height),o=e.pixelRatio,a=void 0===e.x?i.x:e.x,s=void 0===e.y?i.y:e.y,h=e.offset||0,l=e.drawBorder||!1;if(n&&r){a-=h,s-=h;var d=new W({pixelRatio:o,width:n+=2*h,height:r+=2*h}),c=new W({pixelRatio:o,width:n,height:r}),p=new X({pixelRatio:1,width:n,height:r}),u=d.getContext(),f=p.getContext();return p.isCache=!0,this._cache.delete("canvas"),(this._filterUpToDate=!1)===e.imageSmoothingEnabled&&(d.getContext()._context.imageSmoothingEnabled=!1,c.getContext()._context.imageSmoothingEnabled=!1,p.getContext()._context.imageSmoothingEnabled=!1),u.save(),f.save(),u.translate(-a,-s),f.translate(-a,-s),this._isUnderCache=!0,this._clearSelfAndDescendantCache(J),this._clearSelfAndDescendantCache($),this.drawScene(d,this,!0),this.drawHit(p,this,!0),this._isUnderCache=!1,u.restore(),f.restore(),l&&(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(tt,{scene:d,filter:c,hit:p,x:a,y:s}),this}O.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 l=a.pixelRatio;try{for(t=r.length,h.clear(),h.drawImage(a._canvas,0,0,a.getWidth()/l,a.getHeight()/l),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)):O.error("Filter should be type of function, but got "+typeof n+" instead. Please check correct filters")}catch(t){O.error("Unable to apply filter. "+t.message+". 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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=O.cloneObject(t)).currentTarget=e[i],r.call(e[i],t)})},ct.prototype.remove=function(){return this.isDragging()&&this.stopDrag(),U._dragElements.delete(this._id),this._remove(),this},ct.prototype._clearCaches=function(){this._clearSelfAndDescendantCache(Z),this._clearSelfAndDescendantCache(J),this._clearSelfAndDescendantCache($),this._clearSelfAndDescendantCache("stage"),this._clearSelfAndDescendantCache(ot),this._clearSelfAndDescendantCache(et)},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(){q(this.id(),this);for(var t=(this.name()||"").split(/\s/g),e=0;e<t.length;e++){var i=t[e];V(i,this._id)}return this.remove(),this},ct.prototype.getAttr=function(t){var e="get"+O._capitalize(t);return O._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"+O._capitalize(e),O._isFunction(this[i])?this[i](t[e]):this._setAttr(e,t[e]));return this},ct.prototype.isListening=function(){return this._getCache(et,this._isListening)},ct.prototype._isListening=function(){var t=this.listening(),e=this.getParent();return"inherit"===t?!e||e.isListening():t},ct.prototype.isVisible=function(){return this._getCache(ot,this._isVisible)},ct.prototype._isVisible=function(t){var e=this.visible(),i=this.getParent();return"inherit"===e?!i||i===t||i._isVisible(t):t&&t!==i?e&&i._isVisible(t):e},ct.prototype.shouldDrawHit=function(){var t=this.getLayer();return!t&&this.isListening()&&this.isVisible()||t&&t.hitGraphEnabled()&&this.isListening()&&this.isVisible()},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.setPosition=function(t){return this.x(t.x),this.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 d,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,(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.setPosition({x:t.x,y:t.y}),this._setTransform(i),this},ct.prototype._setTransform=function(t){var e;for(e in t)this.attrs[e]=t[e];this._clearCache(rt),this._clearSelfAndDescendantCache(Z)},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,this._clearCache(rt),this._clearSelfAndDescendantCache(Z),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 O.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 O.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 O.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 O.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 O.warn("Node has no parent. zIndex parameter is ignored."),this;(t<0||t>=this.parent.children.length)&&O.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(J,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],O.isObject(e)&&!O._isPlainObject(e)&&!O._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(),O._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);var e,i,n=t.replace(/ /g,"").split(","),r=n.length;for(e=0;e<r;e++)if(i=n[e],O.isValidSelector(i)||(O.warn('Selector "'+i+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".'),O.warn('If you have a custom shape with such className, please change it to start with upper letter like "Triangle".'),O.warn("Konva is awesome, right?")),"#"===i.charAt(0)){if(this.id()===i.slice(1))return!0}else if("."===i.charAt(0)){if(this.hasName(i.slice(1)))return!0}else if(this.className===i||this.nodeType===i)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(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(Z,this._getAbsoluteTransform)},ct.prototype._getAbsoluteTransform=function(t){var i;if(t)return i=new d,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 d;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){return t?this._getAbsoluteScale(t):this._getCache($,this._getAbsoluteScale)},ct.prototype._getAbsoluteScale=function(t){for(var e=this;e;)e._isUnderCache&&(t=e),e=e.getParent();var i=1,n=1;return this._eachAncestorReverse(function(t){i*=t.scaleX(),n*=t.scaleY()},t),{x:i,y:n}},ct.prototype.getAbsoluteRotation=function(){for(var t=this,e=0;t;)e+=t.rotation(),t=t.getParent();return e},ct.prototype.getTransform=function(){return this._getCache(rt,this._getTransform)},ct.prototype._getTransform=function(){var t=new d,e=this.x(),i=this.y(),n=R.getAngle(this.rotation()),r=this.scaleX(),o=this.scaleY(),a=this.skewX(),s=this.skewY(),h=this.offsetX(),l=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===l||t.translate(-1*h,-1*l),t},ct.prototype.clone=function(t){var e,i,n,r,o,a=O.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 W({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,O._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():R.dragDistance},ct.prototype._off=function(t,e,i){var n,r,o,a=this.eventListeners[t];for(n=0;n<a.length;n++)if(r=a[n].name,o=a[n].handler,!("konva"===r&&"konva"!==e||e&&r!==e||i&&i!==o)){if(a.splice(n,1),0===a.length){delete this.eventListeners[t];break}n--}},ct.prototype._fireChangeEvent=function(t,e,i){this._fire(t+"Change",{oldVal:e,newVal:i})},ct.prototype.setId=function(t){var e=this.id();return q(e,this),function(t,e){e&&(K[e]=t)}(this,t),this._setAttr("id",t),this},ct.prototype.setName=function(t){var e,i,n,r,o=(this.name()||"").split(/\s/g),a=(t||"").split(/\s/g);for(i=0;i<o.length;i++)e=o[i],-1===a.indexOf(e)&&e&&V(e,this._id);for(i=0;i<a.length;i++)e=a[i],-1===o.indexOf(e)&&e&&(n=this,(r=e)&&(Q[r]||(Q[r]=[]),Q[r].push(n)));return this._setAttr("name",t),this},ct.prototype.addName=function(t){if(!this.hasName(t)){var e=this.name(),i=e?e+" "+t:t;this.setName(i)}return 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"+O._capitalize(t)];return O._isFunction(i)?i.call(this,e):this._setAttr(t,e),this},ct.prototype._setAttr=function(t,e){var i=this.attrs[t];i===e&&!O.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){if(e&&"Shape"===this.nodeType&&(e.target=this),t!==it&&t!==nt||!(i&&(this===i||this.isAncestorOf&&this.isAncestorOf(i))||"Stage"===this.nodeType&&!i)){this._fire(t,e);var n=(t===it||t===nt)&&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.parent):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;U._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){U._dragElements.has(this._id)||this._createDragElement(t),U._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=this.getStage()._getPointerById(e.pointerId);if(i){var n={x:i.x-e.offset.x,y:i.y-e.offset.y},r=this.dragBoundFunc();if(void 0!==r){var o=r.call(this,n,t);o?n=o:O.warn("dragBoundFunc did not return any value. That is unexpected behavior. You must return new absolute position from dragBoundFunc.")}this._lastPos&&this._lastPos.x===n.x&&this._lastPos.y===n.y||(this.setAbsolutePosition(n),this.getLayer()?this.getLayer().batchDraw():this.getStage()&&this.getStage().batchDraw()),this._lastPos=n}},ct.prototype.stopDrag=function(t){var e=U._dragElements.get(this._id);e&&(e.dragStatus="stopped"),U._endDragBefore(t),U._endDragAfter(t)},ct.prototype.setDraggable=function(t){this._setAttr("draggable",t),this._dragChange()},ct.prototype.isDragging=function(){var t=U._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=this;if((void 0===t.evt.button||0<=R.dragButtons.indexOf(t.evt.button))&&!this.isDragging()){var i=!1;U._dragElements.forEach(function(t){e.isAncestorOf(t.node)&&(i=!0)}),i||this._createDragElement(t)}})},ct.prototype._dragChange=function(){this.attrs.draggable?this._listenDrag():(this._dragCleanup(),this.getStage()&&U._dragElements.has(this._id)&&this.stopDrag())},ct.prototype._dragCleanup=function(){this.off("mousedown.konva"),this.off("touchstart.konva")},ct.create=function(t,e){return O._isString(t)&&(t=JSON.parse(t)),this._createNode(t,e)},ct._createNode=function(t,e){var i,n,r,o=ct.prototype.getClassName.call(t),a=t.children;if(e&&(t.attrs.container=e),s[o]||(O.warn('Can not find a node with class name "'+o+'". Fallback to "Shape".'),o="Shape"),i=new s[o](t.attrs),a)for(n=a.length,r=0;r<n;r++)i.add(ct._createNode(a[r]));return i},ct);function ct(t){var e=this;this._id=lt++,this.eventListeners={},this.attrs={},this.index=0,this.parent=null,this._cache=new Map,this._lastPos=null,this._filterUpToDate=!1,this._isUnderCache=!1,this.children=ht,this._dragEventId=null,this.setAttrs(t),this.on(at,function(){e._clearCache(rt),e._clearSelfAndDescendantCache(Z)}),this.on(st,function(){e._clearSelfAndDescendantCache($)}),this.on("visibleChange.konva",function(){e._clearSelfAndDescendantCache(ot)}),this.on("listeningChange.konva",function(){e._clearSelfAndDescendantCache(et)}),this.on("opacityChange.konva",function(){e._clearSelfAndDescendantCache(J)})}dt.prototype.nodeType="Node",dt.prototype._attrsAffectingSize=[],w.addGetterSetter(dt,"zIndex"),w.addGetterSetter(dt,"absolutePosition"),w.addGetterSetter(dt,"position"),w.addGetterSetter(dt,"x",0,y()),w.addGetterSetter(dt,"y",0,y()),w.addGetterSetter(dt,"globalCompositeOperation","source-over",_()),w.addGetterSetter(dt,"opacity",1,y()),w.addGetterSetter(dt,"name","",_()),w.addGetterSetter(dt,"id","",_()),w.addGetterSetter(dt,"rotation",0,y()),w.addComponentsGetterSetter(dt,"scale",["x","y"]),w.addGetterSetter(dt,"scaleX",1,y()),w.addGetterSetter(dt,"scaleY",1,y()),w.addComponentsGetterSetter(dt,"skew",["x","y"]),w.addGetterSetter(dt,"skewX",0,y()),w.addGetterSetter(dt,"skewY",0,y()),w.addComponentsGetterSetter(dt,"offset",["x","y"]),w.addGetterSetter(dt,"offsetX",0,y()),w.addGetterSetter(dt,"offsetY",0,y()),w.addGetterSetter(dt,"dragDistance",null,y()),w.addGetterSetter(dt,"width",0,y()),w.addGetterSetter(dt,"height",0,y()),w.addGetterSetter(dt,"listening","inherit",function(t){return!0===t||!1===t||"inherit"===t||O.warn(t+' is a not valid value for "listening" attribute. The value may be true, false or "inherit".'),t}),w.addGetterSetter(dt,"preventDefault",!0,S()),w.addGetterSetter(dt,"filters",null,function(t){return this._filterUpToDate=!1,t}),w.addGetterSetter(dt,"visible","inherit",function(t){return!0===t||!1===t||"inherit"===t||O.warn(t+' is a not valid value for "visible" attribute. The value may be true, false or "inherit".'),t}),w.addGetterSetter(dt,"transformsEnabled","all",_()),w.addGetterSetter(dt,"size"),w.addGetterSetter(dt,"dragBoundFunc"),w.addGetterSetter(dt,"draggable",!1,S()),w.backCompat(dt,{rotateDeg:"rotate",setRotationDeg:"setRotation",getRotationDeg:"getRotation"}),o.mapMethods(dt);var pt,ut=(P(ft,pt=dt),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 O.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=dt.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._getDescendants=function(t){for(var e=[],i=t.length,n=0;n<i;n++){var r=t[n];this.isAncestorOf(r)&&e.push(r)}return e},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=dt.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,i){var n=this.getLayer(),r=t||n&&n.getCanvas(),o=r&&r.getContext(),a=this._getCanvasCache(),s=a&&a.scene;return(this.isVisible()||i)&&(!i&&s?(o.save(),n._applyTransform(this,o,e),this._drawCachedSceneCanvas(o),o.restore()):this._drawChildren(r,"drawScene",e,!1,i,i)),this},ft.prototype.drawHit=function(t,e,i){var n=this.getLayer(),r=t||n&&n.hitCanvas,o=r&&r.getContext(),a=this._getCanvasCache(),s=a&&a.hit;return(this.shouldDrawHit(r)||i)&&(!i&&s?(o.save(),n._applyTransform(this,o,e),this._drawCachedHitCanvas(o),o.restore()):this._drawChildren(r,"drawHit",e,!1,i,i)),this},ft.prototype._drawChildren=function(e,i,n,r,o,t){var a,s,h=this.getLayer(),l=e&&e.getContext(),d=this.clipWidth(),c=this.clipHeight(),p=this.clipFunc(),u=d&&c||p;if(u&&h){l.save();var f=this.getAbsoluteTransform(n),g=f.getMatrix();l.transform(g[0],g[1],g[2],g[3],g[4],g[5]),l.beginPath(),p?p.call(this,l,this):(a=this.clipX(),s=this.clipY(),l.rect(a,s,d,c)),l.clip(),g=f.copy().invert().getMatrix(),l.transform(g[0],g[1],g[2],g[3],g[4],g[5])}var v="source-over"!==this.globalCompositeOperation()&&!t&&"drawScene"===i;v&&h&&(l.save(),l._applyGlobalCompositeOperation(this)),this.children.each(function(t){t[i](e,n,r,o)}),v&&h&&l.restore(),u&&h&&l.restore()},ft.prototype.shouldDrawHit=function(t){if(t&&t.isCache)return!0;var e=this.getLayer(),i=!1;U._dragElements.forEach(function(t){"dragging"===t.dragStatus&&t.node.getLayer()===e&&(i=!0)});var n=!R.hitOnDragEnabled&&i;return e&&e.hitGraphEnabled()&&this.isVisible()&&!n},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){if(t.visible()){var e=t.getClientRect({relativeTo:h,skipShadow:i.skipShadow,skipStroke:i.skipStroke});0===e.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 l=this.find("Shape"),d=!1,c=0;c<l.length;c++)if(l[c]._isVisible(this)){d=!0;break}return s=d&&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,y()),w.addGetterSetter(ut,"clipY",void 0,y()),w.addGetterSetter(ut,"clipWidth",void 0,y()),w.addGetterSetter(ut,"clipHeight",void 0,y()),w.addGetterSetter(ut,"clipFunc"),o.mapMethods(ut);var gt=new Map,vt=void 0!==R._global.PointerEvent;function yt(t){return gt.get(t)}function mt(t){return{evt:t,pointerId:t.pointerId}}function _t(t,e){return gt.get(t)===e}function St(t,e){bt(t),e.getStage()&&(gt.set(t,e),vt&&e._fire("gotpointercapture",mt(new PointerEvent("gotpointercapture"))))}function bt(t){var e=gt.get(t);if(e){var i=e.getStage();i&&i.content,gt.delete(t),vt&&e._fire("lostpointercapture",mt(new PointerEvent("lostpointercapture")))}}var xt="mouseout",wt="mouseleave",Ct="mouseover",Pt="mouseenter",kt="mousemove",Tt="mousedown",At="mouseup",Mt="pointermove",Gt="pointerdown",Rt="pointerup",Ot="contextmenu",Lt="dblclick",It="touchstart",Et="touchend",Dt="touchmove",Ft="wheel",Bt="_",zt=[Pt,Tt,kt,At,xt,It,Dt,Et,Ct,Ft,Ot,Gt,Mt,Rt,"pointercancel","lostpointercapture"],Nt=zt.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)&&O.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||O.throw("You may only add layers to the stage.")},Ut.prototype._checkVisibility=function(){var t=this.visible()?"":"none";this.content.style.display=t},Ut.prototype.setContainer=function(t){if("string"==typeof t){if("."===t.charAt(0)){var e=t.slice(1);t=document.getElementsByClassName(e)[0]}else{var i;i="#"!==t.charAt(0)?t:t.slice(1),t=document.getElementById(i)}if(!t)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(){var t,e=this.children,i=e.length;for(t=0;t<i;t++)e[t].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&&O._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}:(O.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 W({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){if(t.isVisible()){var 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;var i,n,r=this.children;for(i=r.length-1;0<=i;i--)if(n=r[i].getIntersection(t,e))return n;return null},Ut.prototype._resizeDOM=function(){if(this.content){var t,e,i=this.width(),n=this.height(),r=this.getChildren(),o=r.length;for(this.content.style.width=i+"px",this.content.style.height=n+"px",this.bufferCanvas.setSize(i,n),this.bufferHitCanvas.setSize(i,n),t=0;t<o;t++)(e=r[t]).setSize({width:i,height:n}),e.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&&O.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._setCanvasSize(this.width(),this.height()),t.draw(),R.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){St(t,this)},Ut.prototype.releaseCapture=function(t){bt(t)},Ut.prototype.getLayers=function(){return this.getChildren()},Ut.prototype._bindContentEvents=function(){if(R.isBrowser)for(var t=0;t<Nt;t++)Wt(this,zt[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){this.setPointersPositions(t);var e=this.targetShape,i=!U.isDragging||R.hitOnDragEnabled;e&&i?(e._fireAndBubble(xt,{evt:t}),e._fireAndBubble(wt,{evt:t}),this._fire(wt,{evt:t,target:this,currentTarget:this}),this.targetShape=null):i&&(this._fire(wt,{evt:t,target:this,currentTarget:this}),this._fire(xt,{evt:t,target:this,currentTarget:this})),this.pointerPos=void 0,this._pointerPositions=[],this._fire("contentMouseout",{evt:t})},Ut.prototype._mousemove=function(t){if(R.UA.ieMobile)return this._touchmove(t);this.setPointersPositions(t);var e,i=O._getFirstPointerId(t),n=!U.isDragging||R.hitOnDragEnabled;if(n){if((e=this.getIntersection(this.getPointerPosition()))&&e.isListening()){var r=!this.targetShape||this.targetShape!==e;n&&r?(this.targetShape&&(this.targetShape._fireAndBubble(xt,{evt:t,pointerId:i},e),this.targetShape._fireAndBubble(wt,{evt:t,pointerId:i},e)),e._fireAndBubble(Ct,{evt:t,pointerId:i},this.targetShape),e._fireAndBubble(Pt,{evt:t,pointerId:i},this.targetShape),e._fireAndBubble(kt,{evt:t,pointerId:i}),this.targetShape=e):e._fireAndBubble(kt,{evt:t,pointerId:i})}else this.targetShape&&n&&(this.targetShape._fireAndBubble(xt,{evt:t,pointerId:i}),this.targetShape._fireAndBubble(wt,{evt:t,pointerId:i}),this._fire(Ct,{evt:t,target:this,currentTarget:this,pointerId:i}),this.targetShape=null),this._fire(kt,{evt:t,target:this,currentTarget:this,pointerId:i});this._fire("contentMousemove",{evt:t})}t.cancelable&&t.preventDefault()},Ut.prototype._mousedown=function(t){if(R.UA.ieMobile)return this._touchstart(t);this.setPointersPositions(t);var e=O._getFirstPointerId(t),i=this.getIntersection(this.getPointerPosition());U.justDragged=!1,R.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(R.UA.ieMobile)return this._touchend(t);this.setPointersPositions(t);var e=O._getFirstPointerId(t),i=this.getIntersection(this.getPointerPosition()),n=this.clickStartShape,r=this.clickEndShape,o=!1;R.inDblClickWindow?(o=!0,clearTimeout(this.dblTimeout)):U.justDragged||(R.inDblClickWindow=!0,clearTimeout(this.dblTimeout)),this.dblTimeout=setTimeout(function(){R.inDblClickWindow=!1},R.dblClickWindow),i&&i.isListening()?((this.clickEndShape=i)._fireAndBubble(At,{evt:t,pointerId:e}),R.listenClickTap&&n&&n._id===i._id&&(i._fireAndBubble("click",{evt:t,pointerId:e}),o&&r&&r===i&&i._fireAndBubble(Lt,{evt:t,pointerId:e}))):(this._fire(At,{evt:t,target:this,currentTarget:this,pointerId:e}),R.listenClickTap&&this._fire("click",{evt:t,target:this,currentTarget:this,pointerId:e}),o&&this._fire(Lt,{evt:t,target:this,currentTarget:this,pointerId:e})),this._fire("contentMouseup",{evt:t}),R.listenClickTap&&(this._fire("contentClick",{evt:t}),o&&this._fire("contentDblclick",{evt:t})),R.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(Ot,{evt:t}):this._fire(Ot,{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);R.listenClickTap=!0,U.justDragged=!1,e&&e.isListening()&&(R.captureTouchEventsEnabled&&e.setPointerCapture(t.id),(n.tapStartShape=e)._fireAndBubble(It,{evt:i,pointerId:t.id},n),r=!0,e.isListening()&&e.preventDefault()&&i.cancelable&&i.preventDefault())}),r||this._fire(It,{evt:i,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),this._fire("contentTouchstart",{evt:i})},Ut.prototype._touchmove=function(i){var n=this;if(this.setPointersPositions(i),!U.isDragging||R.hitOnDragEnabled){var r=!1,o={};this._changedPointerPositions.forEach(function(t){var e=yt(t.id)||n.getIntersection(t);e&&e.isListening()&&(o[e._id]||(o[e._id]=!0,e._fireAndBubble(Dt,{evt:i,pointerId:t.id}),r=!0,e.isListening()&&e.preventDefault()&&i.cancelable&&i.preventDefault()))}),r||this._fire(Dt,{evt:i,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),this._fire("contentTouchmove",{evt:i})}U.isDragging&&U.node.preventDefault()&&i.cancelable&&i.preventDefault()},Ut.prototype._touchend=function(i){var n=this;this.setPointersPositions(i);var r=this.clickEndShape,o=!1;R.inDblClickWindow?(o=!0,clearTimeout(this.dblTimeout)):U.justDragged||(R.inDblClickWindow=!0,clearTimeout(this.dblTimeout)),this.dblTimeout=setTimeout(function(){R.inDblClickWindow=!1},R.dblClickWindow);var a=!1,s={},h=!1,l=!1;this._changedPointerPositions.forEach(function(t){var e=yt(t.id)||n.getIntersection(t);e&&e.releaseCapture(t.id),e&&e.isListening()&&(s[e._id]||(s[e._id]=!0,(n.clickEndShape=e)._fireAndBubble(Et,{evt:i,pointerId:t.id}),a=!0,R.listenClickTap&&e===n.tapStartShape&&(h=!0,e._fireAndBubble("tap",{evt:i,pointerId:t.id}),o&&r&&r===e&&(l=!0,e._fireAndBubble("dbltap",{evt:i,pointerId:t.id}))),e.isListening()&&e.preventDefault()&&i.cancelable&&i.preventDefault()))}),a||this._fire(Et,{evt:i,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),R.listenClickTap&&!h&&this._fire("tap",{evt:i,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),o&&!l&&this._fire("dbltap",{evt:i,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),this._fire("contentTouchend",{evt:i}),R.listenClickTap&&(this._fire("contentTap",{evt:i}),o&&this._fire("contentDbltap",{evt:i})),R.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){if(R._pointerEventsEnabled){this.setPointersPositions(t);var e=yt(t.pointerId)||this.getIntersection(this.getPointerPosition());e&&e._fireAndBubble(Gt,mt(t))}},Ut.prototype._pointermove=function(t){if(R._pointerEventsEnabled){this.setPointersPositions(t);var e=yt(t.pointerId)||this.getIntersection(this.getPointerPosition());e&&e._fireAndBubble(Mt,mt(t))}},Ut.prototype._pointerup=function(t){if(R._pointerEventsEnabled){this.setPointersPositions(t);var e=yt(t.pointerId)||this.getIntersection(this.getPointerPosition());e&&e._fireAndBubble(Rt,mt(t)),bt(t.pointerId)}},Ut.prototype._pointercancel=function(t){if(R._pointerEventsEnabled){this.setPointersPositions(t);var e=yt(t.pointerId)||this.getIntersection(this.getPointerPosition());e&&e._fireAndBubble(Rt,mt(t)),bt(t.pointerId)}},Ut.prototype._lostpointercapture=function(t){bt(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:O._getFirstPointerId(t)}],this._changedPointerPositions=[{x:n,y:r,id:O._getFirstPointerId(t)}])},Ut.prototype._setPointerPosition=function(t){O.warn('Method _setPointerPosition is deprecated. Use "stage.setPointersPositions(event)" instead.'),this.setPointersPositions(t)},Ut.prototype._getContentPosition=function(){var t=this.content.getBoundingClientRect?this.content.getBoundingClientRect():{top:0,left:0,width:1e3,height:1e3};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 W,this.bufferHitCanvas=new X({pixelRatio:1}),R.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 O.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=(P(Kt,qt=ut),Kt.prototype.createPNGStream=function(){return this.canvas._canvas.createPNGStream()},Kt.prototype.getCanvas=function(){return this.canvas},Kt.prototype.getHitCanvas=function(){return this.hitCanvas},Kt.prototype.getContext=function(){return this.getCanvas().getContext()},Kt.prototype.clear=function(t){return this.getContext().clear(t),this},Kt.prototype.setZIndex=function(t){qt.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},Kt.prototype.moveToTop=function(){dt.prototype.moveToTop.call(this);var t=this.getStage();return t&&(t.content.removeChild(this.getCanvas()._canvas),t.content.appendChild(this.getCanvas()._canvas)),!0},Kt.prototype.moveUp=function(){if(!dt.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)},Kt.prototype.moveDown=function(){if(dt.prototype.moveDown.call(this)){var t=this.getStage();if(t){var e=t.children;t.content.removeChild(this.getCanvas()._canvas),t.content.insertBefore(this.getCanvas()._canvas,e[this.index+1].getCanvas()._canvas)}return!0}return!1},Kt.prototype.moveToBottom=function(){if(dt.prototype.moveToBottom.call(this)){var t=this.getStage();if(t){var e=t.children;t.content.removeChild(this.getCanvas()._canvas),t.content.insertBefore(this.getCanvas()._canvas,e[1].getCanvas()._canvas)}return!0}return!1},Kt.prototype.getLayer=function(){return this},Kt.prototype.hitGraphEnabled=function(){return!0},Kt.prototype.remove=function(){var t=this.getCanvas()._canvas;return dt.prototype.remove.call(this),t&&t.parentNode&&O._isInDocument(t)&&t.parentNode.removeChild(t),this},Kt.prototype.getStage=function(){return this.parent},Kt.prototype.setSize=function(t){var e=t.width,i=t.height;return this.canvas.setSize(e,i),this},Kt.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(),dt.prototype._toKonvaCanvas.call(this,t)},Kt.prototype._checkVisibility=function(){var t=this.visible();this.canvas._canvas.style.display=t?"block":"none"},Kt.prototype._checkSmooth=function(){this.getContext()._context.imageSmoothingEnabled=this.imageSmoothingEnabled()},Kt.prototype.getWidth=function(){if(this.parent)return this.parent.width()},Kt.prototype.setWidth=function(){O.warn('Can not change width of layer. Use "stage.width(value)" function instead.')},Kt.prototype.getHeight=function(){if(this.parent)return this.parent.height()},Kt.prototype.setHeight=function(){O.warn('Can not change height of layer. Use "stage.height(value)" function instead.')},Kt.prototype.getIntersection=function(t,e){return null},Kt.prototype.batchDraw=function(){var t=this;return this._waitingForDraw||(this._waitingForDraw=!0,O.requestAnimFrame(function(){t.draw(),t._waitingForDraw=!1})),this},Kt.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])},Kt);function Kt(t){var e=qt.call(this,t)||this;return e.canvas=new W,e._waitingForDraw=!1,e.on("visibleChange",e._checkVisibility),e._checkVisibility(),e.on("imageSmoothingEnabledChange",e._checkSmooth),e._checkSmooth(),e}Vt.prototype.nodeType="BaseLayer",w.addGetterSetter(Vt,"imageSmoothingEnabled",!0),w.addGetterSetter(Vt,"clearBeforeDraw",!0),o.mapMethods(Vt);var Qt,Jt="hasShadow",Zt="shadowRGBA",$t="patternImage",te="linearGradient",ee="radialGradient";function ie(){return Qt||(Qt=O.createCanvasElement().getContext("2d"))}var ne={};function re(){this._clearCache(Jt)}function oe(){this._clearCache(Zt)}function ae(){this._clearCache($t)}function se(){this._clearCache(te)}function he(){this._clearCache(ee)}var le,de=(P(ce,le=dt),ce.prototype.getContext=function(){return this.getLayer().getContext()},ce.prototype.getCanvas=function(){return this.getLayer().getCanvas()},ce.prototype.getSceneFunc=function(){return this.attrs.sceneFunc||this._sceneFunc},ce.prototype.getHitFunc=function(){return this.attrs.hitFunc||this._hitFunc},ce.prototype.hasShadow=function(){return this._getCache(Jt,this._hasShadow)},ce.prototype._hasShadow=function(){return this.shadowEnabled()&&0!==this.shadowOpacity()&&!!(this.shadowColor()||this.shadowBlur()||this.shadowOffsetX()||this.shadowOffsetY())},ce.prototype._getFillPattern=function(){return this._getCache($t,this.__getFillPattern)},ce.prototype.__getFillPattern=function(){if(this.fillPatternImage())return ie().createPattern(this.fillPatternImage(),this.fillPatternRepeat()||"repeat")},ce.prototype._getLinearGradient=function(){return this._getCache(te,this.__getLinearGradient)},ce.prototype.__getLinearGradient=function(){var t=this.fillLinearGradientColorStops();if(t){for(var e=ie(),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}},ce.prototype._getRadialGradient=function(){return this._getCache(ee,this.__getRadialGradient)},ce.prototype.__getRadialGradient=function(){var t=this.fillRadialGradientColorStops();if(t){for(var e=ie(),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}},ce.prototype.getShadowRGBA=function(){return this._getCache(Zt,this._getShadowRGBA)},ce.prototype._getShadowRGBA=function(){if(this.hasShadow()){var t=O.colorToRGBA(this.shadowColor());return"rgba("+t.r+","+t.g+","+t.b+","+t.a*(this.shadowOpacity()||1)+")"}},ce.prototype.hasFill=function(){return this.fillEnabled()&&!!(this.fill()||this.fillPatternImage()||this.fillLinearGradientColorStops()||this.fillRadialGradientColorStops())},ce.prototype.hasStroke=function(){return this.strokeEnabled()&&this.strokeWidth()&&!(!this.stroke()&&!this.strokeLinearGradientColorStops())},ce.prototype.hasHitStroke=function(){var t=this.hitStrokeWidth();return this.strokeEnabled()&&(t||this.strokeWidth()&&"auto"===t)},ce.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]},ce.prototype.destroy=function(){return dt.prototype.destroy.call(this),delete ne[this.colorKey],delete this.colorKey,this},ce.prototype._useBufferCanvas=function(t){return!(t&&!this.hasShadow()||!this.perfectDrawEnabled()||1===this.getAbsoluteOpacity()||!this.hasFill()||!this.hasStroke()||!this.getStage())},ce.prototype.setStrokeHitEnabled=function(t){t?this.hitStrokeWidth("auto"):this.hitStrokeWidth(0)},ce.prototype.getStrokeHitEnabled=function(){return 0!==this.hitStrokeWidth()},ce.prototype.getSelfRect=function(){var t=this.size();return{x:this._centroid?Math.round(-t.width/2):0,y:this._centroid?Math.round(-t.height/2):0,width:t.width,height:t.height}},ce.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,l=s?this.shadowOffsetY():0,d=o+Math.abs(h),c=a+Math.abs(l),p=s&&this.shadowBlur()||0,u=d+2*p,f=c+2*p,g=0;Math.round(r/2)!==r/2&&(g=1);var v={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(l,0)+n.y};return e?v:this._transformedRect(v,i)},ce.prototype.drawScene=function(t,e,i,n){var r,o,a=this.getLayer(),s=t||a.getCanvas(),h=s.getContext(),l=this._getCanvasCache(),d=this.sceneFunc(),c=this.hasShadow(),p=this.hasStroke();if(!this.isVisible()&&!i)return this;if(l)return h.save(),a._applyTransform(this,h,e),this._drawCachedSceneCanvas(h),h.restore(),this;if(!d)return this;if(h.save(),this._useBufferCanvas(i)&&!n){if((o=(r=this.getStage().bufferCanvas).getContext()).clear(),o.save(),o._applyLineJoin(this),!i)if(a)a._applyTransform(this,o,e);else{var u=this.getAbsoluteTransform(e).getMatrix();h.transform(u[0],u[1],u[2],u[3],u[4],u[5])}d.call(this,o,this),o.restore();var f=r.pixelRatio;c&&!s.hitCanvas?(h.save(),h._applyShadow(this),h._applyOpacity(this),h._applyGlobalCompositeOperation(this),h.drawImage(r._canvas,0,0,r.width/f,r.height/f),h.restore()):(h._applyOpacity(this),h._applyGlobalCompositeOperation(this),h.drawImage(r._canvas,0,0,r.width/f,r.height/f))}else{if(h._applyLineJoin(this),!i)if(a)a._applyTransform(this,h,e);else{var g=this.getAbsoluteTransform(e).getMatrix();h.transform(g[0],g[1],g[2],g[3],g[4],g[5])}c&&p&&!s.hitCanvas?(h.save(),i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),h._applyShadow(this),d.call(this,h,this),h.restore(),this.hasFill()&&this.shadowForStrokeEnabled()&&d.call(this,h,this)):c&&!s.hitCanvas?(h.save(),i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),h._applyShadow(this),d.call(this,h,this),h.restore()):(i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),d.call(this,h,this))}return h.restore(),this},ce.prototype.drawHit=function(t,e,i){var n=this.getLayer(),r=t||n.hitCanvas,o=r&&r.getContext(),a=this.hitFunc()||this.sceneFunc(),s=this._getCanvasCache(),h=s&&s.hit;if(this.colorKey||(console.log(this),O.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()")),!this.shouldDrawHit()&&!i)return this;if(h)return o.save(),n._applyTransform(this,o,e),this._drawCachedHitCanvas(o),o.restore(),this;if(!a)return this;if(o.save(),o._applyLineJoin(this),!i)if(n)n._applyTransform(this,o,e);else{var l=this.getAbsoluteTransform(e).getMatrix();o.transform(l[0],l[1],l[2],l[3],l[4],l[5])}return a.call(this,o,this),o.restore(),this},ce.prototype.drawHitFromCache=function(t){void 0===t&&(t=0);var e,i,n,r,o,a=this._getCanvasCache(),s=this._getCachedSceneCanvas(),h=a.hit,l=h.getContext(),d=h.getWidth(),c=h.getHeight();l.clear(),l.drawImage(s._canvas,0,0,d,c);try{for(n=(i=(e=l.getImageData(0,0,d,c)).data).length,r=O._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;l.putImageData(e,0,0)}catch(t){O.error("Unable to draw hit graph from cached scene canvas. "+t.message)}return this},ce.prototype.hasPointerCapture=function(t){return _t(t,this)},ce.prototype.setPointerCapture=function(t){St(t,this)},ce.prototype.releaseCapture=function(t){bt(t)},ce);function ce(t){for(var e,i=le.call(this,t)||this;!(e=O.getRandomColor())||e in ne;);return i.colorKey=e,(ne[e]=i).on("shadowColorChange.konva shadowBlurChange.konva shadowOffsetChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",re),i.on("shadowColorChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",oe),i.on("fillPriorityChange.konva fillPatternImageChange.konva fillPatternRepeatChange.konva fillPatternScaleXChange.konva fillPatternScaleYChange.konva",ae),i.on("fillPriorityChange.konva fillLinearGradientColorStopsChange.konva fillLinearGradientStartPointXChange.konva fillLinearGradientStartPointYChange.konva fillLinearGradientEndPointXChange.konva fillLinearGradientEndPointYChange.konva",se),i.on("fillPriorityChange.konva fillRadialGradientColorStopsChange.konva fillRadialGradientStartPointXChange.konva fillRadialGradientStartPointYChange.konva fillRadialGradientEndPointXChange.konva fillRadialGradientEndPointYChange.konva fillRadialGradientStartRadiusChange.konva fillRadialGradientEndRadiusChange.konva",he),i}de.prototype._fillFunc=function(t){t.fill()},de.prototype._strokeFunc=function(t){t.stroke()},de.prototype._fillFuncHit=function(t){t.fill()},de.prototype._strokeFuncHit=function(t){t.stroke()},de.prototype._centroid=!1,de.prototype.nodeType="Shape",i(de),w.addGetterSetter(de,"stroke",void 0,_()),w.addGetterSetter(de,"strokeWidth",2,y()),w.addGetterSetter(de,"hitStrokeWidth","auto",m()),w.addGetterSetter(de,"strokeHitEnabled",!0,S()),w.addGetterSetter(de,"perfectDrawEnabled",!0,S()),w.addGetterSetter(de,"shadowForStrokeEnabled",!0,S()),w.addGetterSetter(de,"lineJoin"),w.addGetterSetter(de,"lineCap"),w.addGetterSetter(de,"sceneFunc"),w.addGetterSetter(de,"hitFunc"),w.addGetterSetter(de,"dash"),w.addGetterSetter(de,"dashOffset",0,y()),w.addGetterSetter(de,"shadowColor",void 0,_()),w.addGetterSetter(de,"shadowBlur",0,y()),w.addGetterSetter(de,"shadowOpacity",1,y()),w.addComponentsGetterSetter(de,"shadowOffset",["x","y"]),w.addGetterSetter(de,"shadowOffsetX",0,y()),w.addGetterSetter(de,"shadowOffsetY",0,y()),w.addGetterSetter(de,"fillPatternImage"),w.addGetterSetter(de,"fill",void 0,_()),w.addGetterSetter(de,"fillPatternX",0,y()),w.addGetterSetter(de,"fillPatternY",0,y()),w.addGetterSetter(de,"fillLinearGradientColorStops"),w.addGetterSetter(de,"strokeLinearGradientColorStops"),w.addGetterSetter(de,"fillRadialGradientStartRadius",0),w.addGetterSetter(de,"fillRadialGradientEndRadius",0),w.addGetterSetter(de,"fillRadialGradientColorStops"),w.addGetterSetter(de,"fillPatternRepeat","repeat"),w.addGetterSetter(de,"fillEnabled",!0),w.addGetterSetter(de,"strokeEnabled",!0),w.addGetterSetter(de,"shadowEnabled",!0),w.addGetterSetter(de,"dashEnabled",!0),w.addGetterSetter(de,"strokeScaleEnabled",!0),w.addGetterSetter(de,"fillPriority","color"),w.addComponentsGetterSetter(de,"fillPatternOffset",["x","y"]),w.addGetterSetter(de,"fillPatternOffsetX",0,y()),w.addGetterSetter(de,"fillPatternOffsetY",0,y()),w.addComponentsGetterSetter(de,"fillPatternScale",["x","y"]),w.addGetterSetter(de,"fillPatternScaleX",1,y()),w.addGetterSetter(de,"fillPatternScaleY",1,y()),w.addComponentsGetterSetter(de,"fillLinearGradientStartPoint",["x","y"]),w.addComponentsGetterSetter(de,"strokeLinearGradientStartPoint",["x","y"]),w.addGetterSetter(de,"fillLinearGradientStartPointX",0),w.addGetterSetter(de,"strokeLinearGradientStartPointX",0),w.addGetterSetter(de,"fillLinearGradientStartPointY",0),w.addGetterSetter(de,"strokeLinearGradientStartPointY",0),w.addComponentsGetterSetter(de,"fillLinearGradientEndPoint",["x","y"]),w.addComponentsGetterSetter(de,"strokeLinearGradientEndPoint",["x","y"]),w.addGetterSetter(de,"fillLinearGradientEndPointX",0),w.addGetterSetter(de,"strokeLinearGradientEndPointX",0),w.addGetterSetter(de,"fillLinearGradientEndPointY",0),w.addGetterSetter(de,"strokeLinearGradientEndPointY",0),w.addComponentsGetterSetter(de,"fillRadialGradientStartPoint",["x","y"]),w.addGetterSetter(de,"fillRadialGradientStartPointX",0),w.addGetterSetter(de,"fillRadialGradientStartPointY",0),w.addComponentsGetterSetter(de,"fillRadialGradientEndPoint",["x","y"]),w.addGetterSetter(de,"fillRadialGradientEndPointX",0),w.addGetterSetter(de,"fillRadialGradientEndPointY",0),w.addGetterSetter(de,"fillPatternRotation",0),w.backCompat(de,{dashArray:"dash",getDashArray:"getDash",setDashArray:"getDash",drawFunc:"sceneFunc",getDrawFunc:"getSceneFunc",setDrawFunc:"setSceneFunc",drawHitFunc:"hitFunc",getDrawHitFunc:"getHitFunc",setDrawHitFunc:"setHitFunc"}),o.mapMethods(de);var pe,ue=[{x:0,y:0},{x:-1,y:-1},{x:1,y:-1},{x:1,y:1},{x:-1,y:1}],fe=ue.length,ge=(P(ve,pe=Vt),ve.prototype._setCanvasSize=function(t,e){this.canvas.setSize(t,e),this.hitCanvas.setSize(t,e),this._checkSmooth()},ve.prototype._validateAdd=function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&O.throw("You may only add groups and shapes to a layer.")},ve.prototype.getIntersection=function(t,e){var i,n,r,o;if(!this.hitGraphEnabled()||!this.isVisible())return null;for(var a=1,s=!1;;){for(n=0;n<fe;n++){if(r=ue[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}},ve.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=O._rgbToHex(r[0],r[1],r[2]),(i=ne["#"+e])?{shape:i}:{antialiased:!0}):0<o?{antialiased:!0}:{}},ve.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},ve.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},ve.prototype.clear=function(t){return Vt.prototype.clear.call(this,t),this.getHitCanvas().getContext().clear(t),this},ve.prototype.enableHitGraph=function(){return this.hitGraphEnabled(!0),this},ve.prototype.disableHitGraph=function(){return this.hitGraphEnabled(!1),this},ve.prototype.toggleHitCanvas=function(){if(this.parent){var t=this.parent;this.hitCanvas._canvas.parentNode?t.content.removeChild(this.hitCanvas._canvas):t.content.appendChild(this.hitCanvas._canvas)}},ve.prototype.setSize=function(t){var e=t.width,i=t.height;return pe.prototype.setSize.call(this,{width:e,height:i}),this.hitCanvas.setSize(e,i),this},ve);function ve(){var t=null!==pe&&pe.apply(this,arguments)||this;return t.hitCanvas=new X({pixelRatio:1}),t}ge.prototype.nodeType="Layer",i(ge),w.addGetterSetter(ge,"hitGraphEnabled",!0,S()),o.mapMethods(ge);var ye,me=(P(_e,ye=Vt),_e.prototype._validateAdd=function(t){"Shape"!==t.getType()&&O.throw("You may only add shapes to a fast layer.")},_e.prototype._setCanvasSize=function(t,e){this.canvas.setSize(t,e),this._checkSmooth()},_e.prototype.hitGraphEnabled=function(){return!1},_e.prototype.drawScene=function(t){var e=this.getLayer(),i=t||e&&e.getCanvas();return this.clearBeforeDraw()&&i.getContext().clear(),ut.prototype.drawScene.call(this,i),this},_e.prototype.draw=function(){return this.drawScene(),this},_e);function _e(){return null!==ye&&ye.apply(this,arguments)||this}me.prototype.nodeType="FastLayer",i(me),o.mapMethods(me);var Se,be=(P(xe,Se=ut),xe.prototype._validateAdd=function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&O.throw("You may only add groups and shapes to groups.")},xe);function xe(){return null!==Se&&Se.apply(this,arguments)||this}be.prototype.nodeType="Group",i(be),o.mapMethods(be);var we=n.performance&&n.performance.now?function(){return n.performance.now()}:function(){return(new Date).getTime()},Ce=(Pe.prototype.setLayers=function(t){var e=[];return e=t?0<t.length?t:[t]:[],this.layers=e,this},Pe.prototype.getLayers=function(){return this.layers},Pe.prototype.addLayer=function(t){var e,i=this.layers,n=i.length;for(e=0;e<n;e++)if(i[e]._id===t._id)return!1;return this.layers.push(t),!0},Pe.prototype.isRunning=function(){var t,e=Pe.animations,i=e.length;for(t=0;t<i;t++)if(e[t].id===this.id)return!0;return!1},Pe.prototype.start=function(){return this.stop(),this.frame.timeDiff=0,this.frame.lastTime=we(),Pe._addAnimation(this),this},Pe.prototype.stop=function(){return Pe._removeAnimation(this),this},Pe.prototype._updateFrameObject=function(t){this.frame.timeDiff=t-this.frame.lastTime,this.frame.lastTime=t,this.frame.time+=this.frame.timeDiff,this.frame.frameRate=1e3/this.frame.timeDiff},Pe._addAnimation=function(t){this.animations.push(t),this._handleAnimation()},Pe._removeAnimation=function(t){var e,i=t.id,n=this.animations,r=n.length;for(e=0;e<r;e++)if(n[e].id===i){this.animations.splice(e,1);break}},Pe._runFrames=function(){var t,e,i,n,r,o,a,s,h={},l=this.animations;for(n=0;n<l.length;n++)if(e=(t=l[n]).layers,i=t.func,t._updateFrameObject(we()),o=e.length,!i||!1!==i.call(t,t.frame))for(r=0;r<o;r++)void 0!==(a=e[r])._id&&(h[a._id]=a);for(s in 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a=o[0],s=o[1],h=o[2],l=o[3],d=o[4],c=o[5],p=o[6];return d+=c*t/r.pathLength,pi.getPointOnEllipticalArc(a,s,h,l,d,p)}return null},pi.getLineLength=function(t,e,i,n){return Math.sqrt((i-t)*(i-t)+(n-e)*(n-e))},pi.getPointOnLine=function(t,e,i,n,r,o,a){void 0===o&&(o=e),void 0===a&&(a=i);var s=(r-i)/(n-e+1e-8),h=Math.sqrt(t*t/(1+s*s));n<e&&(h*=-1);var l,d=s*h;if(n===e)l={x:o,y:a+d};else if((a-i)/(o-e+1e-8)==s)l={x:o+h,y:a+d};else{var c,p,u=this.getLineLength(e,i,n,r);if(u<1e-8)return;var f=(o-e)*(n-e)+(a-i)*(r-i);c=e+(f/=u*u)*(n-e),p=i+f*(r-i);var g=this.getLineLength(o,a,c,p),v=Math.sqrt(t*t-g*g);h=Math.sqrt(v*v/(1+s*s)),n<e&&(h*=-1),l={x:c+h,y:p+(d=s*h)}}return l},pi.getPointOnCubicBezier=function(t,e,i,n,r,o,a,s,h){function l(t){return t*t*t}function d(t){return 3*t*t*(1-t)}function c(t){return 3*t*(1-t)*(1-t)}function p(t){return(1-t)*(1-t)*(1-t)}return{x:s*l(t)+o*d(t)+n*c(t)+e*p(t),y:h*l(t)+a*d(t)+r*c(t)+i*p(t)}},pi.getPointOnQuadraticBezier=function(t,e,i,n,r,o,a){function 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L=a.length-2;0<=L;L--)if("M"===a[L].command){h=a[L].points[0]+R,l=a[L].points[1]+O;break}A.push(h,l),p="l";break;case"M":h=u.shift(),l=u.shift(),T="M",A.push(h,l),p="L";break;case"h":h+=u.shift(),T="L",A.push(h,l);break;case"H":h=u.shift(),T="L",A.push(h,l);break;case"v":l+=u.shift(),T="L",A.push(h,l);break;case"V":l=u.shift(),T="L",A.push(h,l);break;case"C":A.push(u.shift(),u.shift(),u.shift(),u.shift()),h=u.shift(),l=u.shift(),A.push(h,l);break;case"c":A.push(h+u.shift(),l+u.shift(),h+u.shift(),l+u.shift()),h+=u.shift(),l+=u.shift(),T="C",A.push(h,l);break;case"S":m=h,_=l,"C"===(y=a[a.length-1]).command&&(m=h+(h-y.points[2]),_=l+(l-y.points[3])),A.push(m,_,u.shift(),u.shift()),h=u.shift(),l=u.shift(),T="C",A.push(h,l);break;case"s":m=h,_=l,"C"===(y=a[a.length-1]).command&&(m=h+(h-y.points[2]),_=l+(l-y.points[3])),A.push(m,_,h+u.shift(),l+u.shift()),h+=u.shift(),l+=u.shift(),T="C",A.push(h,l);break;case"Q":A.push(u.shift(),u.shift()),h=u.shift(),l=u.shift(),A.push(h,l);break;case"q":A.push(h+u.shift(),l+u.shift()),h+=u.shift(),l+=u.shift(),T="Q",A.push(h,l);break;case"T":m=h,_=l,"Q"===(y=a[a.length-1]).command&&(m=h+(h-y.points[0]),_=l+(l-y.points[1])),h=u.shift(),l=u.shift(),T="Q",A.push(m,_,h,l);break;case"t":m=h,_=l,"Q"===(y=a[a.length-1]).command&&(m=h+(h-y.points[0]),_=l+(l-y.points[1])),h+=u.shift(),l+=u.shift(),T="Q",A.push(m,_,h,l);break;case"A":S=u.shift(),b=u.shift(),x=u.shift(),w=u.shift(),C=u.shift(),P=h,k=l,h=u.shift(),l=u.shift(),T="A",A=this.convertEndpointToCenterParameterization(P,k,h,l,w,C,S,b,x);break;case"a":S=u.shift(),b=u.shift(),x=u.shift(),w=u.shift(),C=u.shift(),P=h,k=l,h+=u.shift(),l+=u.shift(),T="A",A=this.convertEndpointToCenterParameterization(P,k,h,l,w,C,S,b,x)}a.push({command:T||p,points:A,start:{x:M,y:G},pathLength:this.calcLength(M,G,T||p,A)})}"z"!==p&&"Z"!==p||a.push({command:"z",points:[],start:void 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e=di.call(this,t)||this;e.dataArray=[],e.pathLength=0,e.dataArray=pi.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=pi.parsePathData(this.data());for(var t=this.pathLength=0;t<this.dataArray.length;++t)this.pathLength+=this.dataArray[t].pathLength}),e}ci.prototype.className="Path",ci.prototype._attrsAffectingSize=["data"],i(ci),w.addGetterSetter(ci,"data"),o.mapMethods(ci);var ui,fi=(P(gi,ui=de),gi.prototype._sceneFunc=function(t){var e=this.cornerRadius(),i=this.width(),n=this.height();if(t.beginPath(),e){var r=0,o=0,a=0,s=0;"number"==typeof 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t.rect(0,0,a,s);t.closePath(),t.fillShape(this)},Pi.prototype._useBufferCanvas=function(){return(this.hasShadow()||1!==this.getAbsoluteOpacity())&&this.hasStroke()},Pi.prototype._setInterval=function(){var t=this;this.interval=setInterval(function(){t._updateIndex()},1e3/this.frameRate())},Pi.prototype.start=function(){if(!this.isRunning()){var t=this.getLayer();this.anim.setLayers(t),this._setInterval(),this.anim.start()}},Pi.prototype.stop=function(){this.anim.stop(),clearInterval(this.interval)},Pi.prototype.isRunning=function(){return this.anim.isRunning()},Pi.prototype._updateIndex=function(){var t=this.frameIndex(),e=this.animation();t<this.animations()[e].length/4-1?this.frameIndex(t+1):this.frameIndex(0)},Pi);function Pi(t){var e=wi.call(this,t)||this;return e._updated=!0,e.anim=new Ce(function(){var t=e._updated;return e._updated=!1,t}),e.on("animationChange.konva",function(){this.frameIndex(0)}),e.on("frameIndexChange.konva",function(){this._updated=!0}),e.on("frameRateChange.konva",function(){this.anim.isRunning()&&(clearInterval(this.interval),this._setInterval())}),e}Ci.prototype.className="Sprite",i(Ci),w.addGetterSetter(Ci,"animation"),w.addGetterSetter(Ci,"animations"),w.addGetterSetter(Ci,"frameOffsets"),w.addGetterSetter(Ci,"image"),w.addGetterSetter(Ci,"frameIndex",0,y()),w.addGetterSetter(Ci,"frameRate",17,y()),w.backCompat(Ci,{index:"frameIndex",getIndex:"getFrameIndex",setIndex:"setFrameIndex"}),o.mapMethods(Ci);var ki,Ti=(P(Ai,ki=de),Ai.prototype._sceneFunc=function(t){var e=this.innerRadius(),i=this.outerRadius(),n=this.numPoints();t.beginPath(),t.moveTo(0,0-i);for(var r=1;r<2*n;r++){var o=r%2==0?i:e,a=o*Math.sin(r*Math.PI/n),s=-1*o*Math.cos(r*Math.PI/n);t.lineTo(a,s)}t.closePath(),t.fillStrokeShape(this)},Ai.prototype.getWidth=function(){return 2*this.outerRadius()},Ai.prototype.getHeight=function(){return 2*this.outerRadius()},Ai.prototype.setWidth=function(t){this.outerRadius(t/2)},Ai.prototype.setHeight=function(t){this.outerRadius(t/2)},Ai);function Ai(){return null!==ki&&ki.apply(this,arguments)||this}Ti.prototype.className="Star",Ti.prototype._centroid=!0,Ti.prototype._attrsAffectingSize=["innerRadius","outerRadius"],i(Ti),w.addGetterSetter(Ti,"numPoints",5,y()),w.addGetterSetter(Ti,"innerRadius",0,y()),w.addGetterSetter(Ti,"outerRadius",0,y()),o.mapMethods(Ti);var Mi,Gi="auto",Ri="justify",Oi=["fontFamily","fontSize","fontStyle","fontVariant","padding","align","verticalAlign","lineHeight","text","width","height","wrap","ellipsis","letterSpacing"],Li=Oi.length;function Ii(){return Mi||(Mi=O.createCanvasElement().getContext("2d"))}var Ei,Di=(P(Fi,Ei=de),Fi.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,l=this.align(),d=this.getWidth(),c=this.letterSpacing(),p=this.fill(),u=this.textDecoration(),f=-1!==u.indexOf("underline"),g=-1!==u.indexOf("line-through"),v=0,y=(v=r/2,0),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++){m=y=0;var _,S,b,x=o[e],w=x.text,C=x.width,P=e!==a-1;if(t.save(),"right"===l?y+=d-C-2*i:"center"===l&&(y+=(d-C-2*i)/2),f&&(t.save(),t.beginPath(),t.moveTo(y,v+m+Math.round(n/2)),S=0==(_=w.split(" ").length-1),b=l===Ri&&P&&!S?d-2*i:C,t.lineTo(y+Math.round(b),v+m+Math.round(n/2)),t.lineWidth=n/15,t.strokeStyle=p,t.stroke(),t.restore()),g&&(t.save(),t.beginPath(),t.moveTo(y,v+m),S=0==(_=w.split(" ").length-1),b=l===Ri&&P&&!S?d-2*i:C,t.lineTo(y+Math.round(b),v+m),t.lineWidth=n/15,t.strokeStyle=p,t.stroke(),t.restore()),0!==c||l===Ri){_=w.split(" ").length-1;for(var k=0;k<w.length;k++){var T=w[k];" "===T&&e!==a-1&&l===Ri&&(y+=Math.floor((d-2*i-C)/_)),this._partialTextX=y,this._partialTextY=v+m,this._partialText=T,t.fillStrokeShape(this),y+=Math.round(this.measureSize(T).width)+c}}else this._partialTextX=y,this._partialTextY=v+m,this._partialText=w,t.fillStrokeShape(this);t.restore(),1<a&&(v+=r)}},Fi.prototype._hitFunc=function(t){var e=this.getWidth(),i=this.getHeight();t.beginPath(),t.rect(0,0,e,i),t.closePath(),t.fillStrokeShape(this)},Fi.prototype.setText=function(t){var e=O._isString(t)?t:null==t?"":t+"";return this._setAttr("text",e),this},Fi.prototype.getWidth=function(){return this.attrs.width===Gi||void 0===this.attrs.width?this.getTextWidth()+2*this.padding():this.attrs.width},Fi.prototype.getHeight=function(){return this.attrs.height===Gi||void 0===this.attrs.height?this.fontSize()*this.textArr.length*this.lineHeight()+2*this.padding():this.attrs.height},Fi.prototype.getTextWidth=function(){return this.textWidth},Fi.prototype.getTextHeight=function(){return O.warn("text.getTextHeight() method is deprecated. Use text.height() - for full height and text.fontSize() - for one line height."),this.textHeight},Fi.prototype.measureSize=function(t){var e,i=Ii(),n=this.fontSize();return i.save(),i.font=this._getContextFont(),e=i.measureText(t),i.restore(),{width:e.width,height:n}},Fi.prototype._getContextFont=function(){return R.UA.isIE?this.fontStyle()+" "+this.fontSize()+"px "+this.fontFamily():this.fontStyle()+" "+this.fontVariant()+" "+this.fontSize()+"px "+this.fontFamily()},Fi.prototype._addTextLine=function(t){this.align()===Ri&&(t=t.trim());var e=this._getTextWidth(t);return this.textArr.push({text:t,width:e})},Fi.prototype._getTextWidth=function(t){var e=this.letterSpacing(),i=t.length;return Ii().measureText(t).width+(i?e*(i-1):0)},Fi.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!==Gi&&void 0!==r,s=o!==Gi&&void 0!==o,h=this.padding(),l=r-2*h,d=o-2*h,c=0,p=this.wrap(),u="none"!==p,f="char"!==p&&u,g=this.ellipsis()&&!u;this.textArr=[],Ii().font=this._getContextFont();for(var v=g?this._getTextWidth("…"):0,y=0,m=t.length;y<m;++y){var _=t[y],S=this._getTextWidth(_);if(a&&l<S)for(;0<_.length;){for(var b=0,x=_.length,w="",C=0;b<x;){var P=b+x>>>1,k=_.slice(0,1+P),T=this._getTextWidth(k)+v;T<=l?(b=1+P,w=k+(g?"…":""),C=T):x=P}if(!w)break;if(f){var A,M=_[w.length];0<(A=(" "===M||"-"===M)&&C<=l?w.length:Math.max(w.lastIndexOf(" "),w.lastIndexOf("-"))+1)&&(b=A,w=w.slice(0,b),C=this._getTextWidth(w))}if(w=w.trimRight(),this._addTextLine(w),i=Math.max(i,C),c+=n,!u||s&&d<c+n)break;if(0<(_=(_=_.slice(b)).trimLeft()).length&&(S=this._getTextWidth(_))<=l){this._addTextLine(_),c+=n,i=Math.max(i,S);break}}else this._addTextLine(_),c+=n,i=Math.max(i,S);if(s&&d<c+n)break}this.textHeight=e,this.textWidth=i},Fi.prototype.getStrokeScaleEnabled=function(){return!0},Fi);function Fi(t){var e=Ei.call(this,function(t){return(t=t||{}).fillLinearGradientColorStops||t.fillRadialGradientColorStops||t.fillPatternImage||(t.fill=t.fill||"black"),t}(t))||this;e._partialTextX=0;for(var i=e._partialTextY=0;i<Li;i++)e.on(Oi[i]+"Change.konva",e._setTextData);return e._setTextData(),e}Di.prototype._fillFunc=function(t){t.fillText(this._partialText,this._partialTextX,this._partialTextY)},Di.prototype._strokeFunc=function(t){t.strokeText(this._partialText,this._partialTextX,this._partialTextY)},Di.prototype.className="Text",Di.prototype._attrsAffectingSize=["text","fontSize","padding","wrap","lineHeight"],i(Di),w.overWriteSetter(Di,"width",m()),w.overWriteSetter(Di,"height",m()),w.addGetterSetter(Di,"fontFamily","Arial"),w.addGetterSetter(Di,"fontSize",12,y()),w.addGetterSetter(Di,"fontStyle","normal"),w.addGetterSetter(Di,"fontVariant","normal"),w.addGetterSetter(Di,"padding",0,y()),w.addGetterSetter(Di,"align","left"),w.addGetterSetter(Di,"verticalAlign","top"),w.addGetterSetter(Di,"lineHeight",1,y()),w.addGetterSetter(Di,"wrap","word"),w.addGetterSetter(Di,"ellipsis",!1),w.addGetterSetter(Di,"letterSpacing",0,y()),w.addGetterSetter(Di,"text","",_()),w.addGetterSetter(Di,"textDecoration",""),o.mapMethods(Di);function Bi(t){t.fillText(this.partialText,0,0)}function zi(t){t.strokeText(this.partialText,0,0)}var Ni,Wi=(P(Hi,Ni=de),Hi.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()},Hi.prototype._hitFunc=function(t){t.beginPath();var e=this.glyphInfo;if(1<=e.length){var i=e[0].p0;t.moveTo(i.x,i.y)}for(var n=0;n<e.length;n++){var r=e[n].p1;t.lineTo(r.x,r.y)}t.setAttr("lineWidth",this.fontSize()),t.setAttr("strokeStyle",this.colorKey),t.stroke()},Hi.prototype.getTextWidth=function(){return this.textWidth},Hi.prototype.getTextHeight=function(){return O.warn("text.getTextHeight() method is deprecated. Use text.height() - for full height and text.fontSize() - for one line height."),this.textHeight},Hi.prototype.setText=function(t){return Di.prototype.setText.call(this,t)},Hi.prototype._getContextFont=function(){return Di.prototype._getContextFont.call(this)},Hi.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)}},Hi.prototype._setTextData=function(){var l=this,t=this._getTextSize(this.attrs.text),d=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)*d,0);this.glyphInfo=[];for(var u=0,i=0;i<l.dataArray.length;i++)0<l.dataArray[i].pathLength&&(u+=l.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,v,r=this.text().split(""),y=this.text().split(" ").length-1,o=-1,m=0,_=function(){m=0;for(var t=l.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=l._getTextSize(t).width+d;" "===t&&"justify"===c&&(e+=(u-p)/y);var i=0,n=0;for(g=void 0;.01<Math.abs(e-i)/e&&n<25;){n++;for(var r=i;void 0===v;)(v=_())&&r+v.pathLength<e&&(r+=v.pathLength,v=void 0);if(v==={}||void 0===f)return;var o=!1;switch(v.command){case"L":ci.getLineLength(f.x,f.y,v.points[0],v.points[1])>e?g=ci.getPointOnLine(e,f.x,f.y,v.points[0],v.points[1],f.x,f.y):v=void 0;break;case"A":var a=v.points[4],s=v.points[5],h=v.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=ci.getPointOnEllipticalArc(v.points[0],v.points[1],v.points[2],v.points[3],m,v.points[6]);break;case"C":0===m?m=e>v.pathLength?1e-8:e/v.pathLength:i<e?m+=(e-i)/v.pathLength:m-=(i-e)/v.pathLength,1<m&&(m=1,o=!0),g=ci.getPointOnCubicBezier(m,v.start.x,v.start.y,v.points[0],v.points[1],v.points[2],v.points[3],v.points[4],v.points[5]);break;case"Q":0===m?m=e/v.pathLength:i<e?m+=(e-i)/v.pathLength:m-=(i-e)/v.pathLength,1<m&&(m=1,o=!0),g=ci.getPointOnQuadraticBezier(m,v.start.x,v.start.y,v.points[0],v.points[1],v.points[2],v.points[3])}void 0!==g&&(i=ci.getLineLength(f.x,f.y,g.x,g.y)),o&&(o=!1,v=void 0)}},s=n/(l._getTextSize("C").width+d)-1,h=0;h<s&&(a("C"),void 0!==f&&void 0!==g);h++)f=g;for(var S=0;S<r.length&&(a(r[S]),void 0!==f&&void 0!==g);S++){var b=ci.getLineLength(f.x,f.y,g.x,g.y),x=0;if(e)try{x=e(r[S-1],r[S])*this.fontSize()}catch(t){x=0}f.x+=x,g.x+=x,this.textWidth+=x;var w=ci.getPointOnLine(x+b/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[S],rotation:C,p0:f,p1:g}),f=g}},Hi.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:Math.round(n)-h/2,y:Math.round(o)-h/2,width:Math.round(r-n)+h,height:Math.round(a-o)+h}},Hi);function Hi(t){var e=Ni.call(this,t)||this;return e.dummyCanvas=O.createCanvasElement(),e.dataArray=[],e.dataArray=ci.parsePathData(e.attrs.data),e.on("dataChange.konva",function(){this.dataArray=ci.parsePathData(this.attrs.data),this._setTextData()}),e.on("textChange.konva alignChange.konva letterSpacingChange.konva kerningFuncChange.konva",e._setTextData),t&&t.getKerning&&(O.warn('getKerning TextPath API is deprecated. Please use "kerningFunc" instead.'),e.kerningFunc(t.getKerning)),e._setTextData(),e}Wi.prototype._fillFunc=Bi,Wi.prototype._strokeFunc=zi,Wi.prototype._fillFuncHit=Bi,Wi.prototype._strokeFuncHit=zi,Wi.prototype.className="TextPath",Wi.prototype._attrsAffectingSize=["text","fontSize","data"],i(Wi),w.addGetterSetter(Wi,"data"),w.addGetterSetter(Wi,"fontFamily","Arial"),w.addGetterSetter(Wi,"fontSize",12,y()),w.addGetterSetter(Wi,"fontStyle","normal"),w.addGetterSetter(Wi,"align","left"),w.addGetterSetter(Wi,"letterSpacing",0,y()),w.addGetterSetter(Wi,"textBaseline","middle"),w.addGetterSetter(Wi,"fontVariant","normal"),w.addGetterSetter(Wi,"text",""),w.addGetterSetter(Wi,"textDecoration",null),w.addGetterSetter(Wi,"kerningFunc",null),o.mapMethods(Wi);var Yi="tr-konva",Xi=["resizeEnabledChange","rotateAnchorOffsetChange","rotateEnabledChange","enabledAnchorsChange","anchorSizeChange","borderEnabledChange","borderStrokeChange","borderStrokeWidthChange","borderDashChange","anchorStrokeChange","anchorStrokeWidthChange","anchorFillChange","anchorCornerRadiusChange","ignoreStrokeChange"].map(function(t){return t+"."+Yi}).join(" "),ji="nodeRect",Ui=["widthChange","heightChange","scaleXChange","scaleYChange","skewXChange","skewYChange","rotationChange","offsetXChange","offsetYChange","transformsEnabledChange","strokeWidthChange"].map(function(t){return t+"."+Yi}).join(" "),qi={"top-left":-45,"top-center":0,"top-right":45,"middle-right":-90,"middle-left":90,"bottom-left":-135,"bottom-center":180,"bottom-right":135},Vi="ontouchstart"in R._global;var Ki,Qi=["top-left","top-center","top-right","middle-right","middle-left","bottom-left","bottom-center","bottom-right"],Ji=(P(Zi,Ki=be),Zi.prototype.attachTo=function(t){return this.setNode(t),this},Zi.prototype.setNode=function(t){var e=this;function i(){e._resetTransformCache(),e._transforming||e.update()}this._node&&this.detach(),this._node=t,this._resetTransformCache();var n=t._attrsAffectingSize.map(function(t){return t+"Change."+Yi}).join(" ");return t.on(n,i),t.on(Ui,i),t.on("xChange."+Yi+" yChange."+Yi,function(){return e._resetTransformCache()}),this.findOne(".top-left")&&this.update(),this},Zi.prototype.getNode=function(){return this._node},Zi.prototype.detach=function(){this.getNode()&&(this.getNode().off("."+Yi),this._node=void 0),this._resetTransformCache()},Zi.prototype._resetTransformCache=function(){this._clearCache(ji),this._clearCache("transform"),this._clearSelfAndDescendantCache("absoluteTransform")},Zi.prototype._getNodeRect=function(){return this._getCache(ji,this.__getNodeRect)},Zi.prototype.__getNodeRect=function(){var t=this.getNode();if(!t)return{x:-1e8,y:-1e8,width:0,height:0,rotation:0};t.parent&&this.parent&&t.parent!==this.parent&&O.warn("Transformer and attached node have different parents. Konva does not support such case right now. Please move Transformer to the parent of attaching node.");var e=t.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:this.ignoreStroke()}),i=R.getAngle(t.rotation()),n=e.x*t.scaleX()-t.offsetX()*t.scaleX(),r=e.y*t.scaleY()-t.offsetY()*t.scaleY();return{x:t.x()+n*Math.cos(i)+r*Math.sin(-i),y:t.y()+r*Math.cos(i)+n*Math.sin(i),width:e.width*t.scaleX(),height:e.height*t.scaleY(),rotation:t.rotation()}},Zi.prototype.getX=function(){return this._getNodeRect().x},Zi.prototype.getY=function(){return this._getNodeRect().y},Zi.prototype.getRotation=function(){return this._getNodeRect().rotation},Zi.prototype.getWidth=function(){return this._getNodeRect().width},Zi.prototype.getHeight=function(){return this._getNodeRect().height},Zi.prototype._createElements=function(){this._createBack(),Qi.forEach(function(t){this._createAnchor(t)}.bind(this)),this._createAnchor("rotater")},Zi.prototype._createAnchor=function(r){var o=this,a=new fi({stroke:"rgb(0, 161, 255)",fill:"white",strokeWidth:1,name:r+" _anchor",dragDistance:0,draggable:!0,hitStrokeWidth:Vi?10:"auto"}),e=this;a.on("mousedown touchstart",function(t){e._handleMouseDown(t)}),a.on("dragstart",function(t){t.cancelBubble=!0}),a.on("dragmove",function(t){t.cancelBubble=!0}),a.on("dragend",function(t){t.cancelBubble=!0}),a.on("mouseenter",function(){var t=R.getAngle(o.getAbsoluteRotation()),e=o.getNode().getAbsoluteScale(),i=e.y*e.x<0,n=function(t,e,i){if("rotater"===t)return"crosshair";e+=O._degToRad(qi[t]||0),i&&(e*=-1);var n=(O._radToDeg(e)%360+360)%360;return O._inRange(n,337.5,360)||O._inRange(n,0,22.5)?"ns-resize":O._inRange(n,22.5,67.5)?"nesw-resize":O._inRange(n,67.5,112.5)?"ew-resize":O._inRange(n,112.5,157.5)?"nwse-resize":O._inRange(n,157.5,202.5)?"ns-resize":O._inRange(n,202.5,247.5)?"nesw-resize":O._inRange(n,247.5,292.5)?"ew-resize":O._inRange(n,292.5,337.5)?"nwse-resize":(O.error("Transformer has unknown angle for cursor detection: "+n),"pointer")}(r,t,i);a.getStage().content.style.cursor=n,o._cursorChange=!0}),a.on("mouseout",function(){a.getStage()&&a.getParent()&&(a.getStage().content.style.cursor="",o._cursorChange=!1)}),this.add(a)},Zi.prototype._createBack=function(){var t=new de({name:"back",width:0,height:0,listening:!1,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()*O._sign(this.height())-i),t.fillStrokeShape(this)}});this.add(t)},Zi.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,this._fire("transformstart",{evt:t,target:this.getNode()}),this.getNode()._fire("transformstart",{evt:t,target:this.getNode()})},Zi.prototype._handleMouseMove=function(t){var e,i,n,r=this.findOne("."+this._movingAnchorName),o=r.getStage();o.setPointersPositions(t),r.setAbsolutePosition(o.getPointerPosition());var a=this.keepRatio()||t.shiftKey,s=this.padding();if("top-left"===this._movingAnchorName){if(a){n=Math.sqrt(Math.pow(this.findOne(".bottom-right").x()-r.x()-2*s,2)+Math.pow(this.findOne(".bottom-right").y()-r.y()-2*s,2));var h=this.findOne(".top-left").x()>this.findOne(".bottom-right").x()?-1:1,l=this.findOne(".top-left").y()>this.findOne(".bottom-right").y()?-1:1;e=n*this.cos*h,i=n*this.sin*l,this.findOne(".top-left").x(this.findOne(".bottom-right").x()-e-2*s),this.findOne(".top-left").y(this.findOne(".bottom-right").y()-i-2*s)}}else if("top-center"===this._movingAnchorName)this.findOne(".top-left").y(r.y());else if("top-right"===this._movingAnchorName){a&&(n=Math.sqrt(Math.pow(r.x()-this.findOne(".bottom-left").x()-2*s,2)+Math.pow(this.findOne(".bottom-left").y()-r.y()-2*s,2)),h=this.findOne(".top-right").x()<this.findOne(".top-left").x()?-1:1,l=this.findOne(".top-right").y()>this.findOne(".bottom-left").y()?-1:1,e=n*this.cos*h,i=n*this.sin*l,this.findOne(".top-right").x(e+s),this.findOne(".top-right").y(this.findOne(".bottom-left").y()-i-2*s));var d=r.position();this.findOne(".top-left").y(d.y),this.findOne(".bottom-right").x(d.x)}else if("middle-left"===this._movingAnchorName)this.findOne(".top-left").x(r.x());else if("middle-right"===this._movingAnchorName)this.findOne(".bottom-right").x(r.x());else if("bottom-left"===this._movingAnchorName)a&&(n=Math.sqrt(Math.pow(this.findOne(".top-right").x()-r.x()-2*s,2)+Math.pow(r.y()-this.findOne(".top-right").y()-2*s,2)),h=this.findOne(".top-right").x()<this.findOne(".bottom-left").x()?-1:1,l=this.findOne(".bottom-right").y()<this.findOne(".top-left").y()?-1:1,e=n*this.cos*h,i=n*this.sin*l,this.findOne(".bottom-left").x(this.findOne(".top-right").x()-e-2*s),this.findOne(".bottom-left").y(i+s)),d=r.position(),this.findOne(".top-left").x(d.x),this.findOne(".bottom-right").y(d.y);else if("bottom-center"===this._movingAnchorName)this.findOne(".bottom-right").y(r.y());else if("bottom-right"===this._movingAnchorName)a&&(n=Math.sqrt(Math.pow(this.findOne(".bottom-right").x()-s,2)+Math.pow(this.findOne(".bottom-right").y()-s,2)),h=this.findOne(".top-left").x()>this.findOne(".bottom-right").x()?-1:1,l=this.findOne(".top-left").y()>this.findOne(".bottom-right").y()?-1:1,e=n*this.cos*h,i=n*this.sin*l,this.findOne(".bottom-right").x(e+s),this.findOne(".bottom-right").y(i+s));else if("rotater"===this._movingAnchorName){var c=this._getNodeRect();e=r.x()-c.width/2,i=-r.y()+c.height/2;var p=Math.atan2(-i,e)+Math.PI/2;c.height<0&&(p-=Math.PI);for(var u=R.getAngle(this.rotation()),f=O._radToDeg(u)+O._radToDeg(p),g=R.getAngle(this.getNode().rotation()),v=O._degToRad(f),y=this.rotationSnaps(),m=0;m<y.length;m++){var _=R.getAngle(y[m]);Math.abs(_-O._degToRad(f))%(2*Math.PI)<.1&&(f=O._radToDeg(_),v=O._degToRad(f))}var S=s,b=s;this._fitNodeInto({rotation:R.angleDeg?f:O._degToRad(f),x:c.x+(c.width/2+s)*(Math.cos(g)-Math.cos(v))+(c.height/2+s)*(Math.sin(-g)-Math.sin(-v))-(S*Math.cos(u)+b*Math.sin(-u)),y:c.y+(c.height/2+s)*(Math.cos(g)-Math.cos(v))+(c.width/2+s)*(Math.sin(g)-Math.sin(v))-(b*Math.cos(u)+S*Math.sin(u)),width:c.width+2*s,height:c.height+2*s},t)}else console.error(new Error("Wrong position argument of selection resizer: "+this._movingAnchorName));if("rotater"!==this._movingAnchorName){if(this.centeredScaling()||t.altKey){var x=this.findOne(".top-left"),w=this.findOne(".bottom-right"),C=x.x()+s,P=x.y()+s,k=this.getWidth()-w.x()+s,T=this.getHeight()-w.y()+s;w.move({x:-C,y:-P}),x.move({x:k,y:T})}var A=this.findOne(".top-left").getAbsolutePosition(this.getParent());e=A.x,i=A.y;var M=this.findOne(".bottom-right").x()-this.findOne(".top-left").x(),G=this.findOne(".bottom-right").y()-this.findOne(".top-left").y();this._fitNodeInto({x:e+this.offsetX(),y:i+this.offsetY(),width:M,height:G},t)}},Zi.prototype._handleMouseUp=function(t){this._removeEvents(t)},Zi.prototype._removeEvents=function(t){if(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);var e=this.getNode();this._fire("transformend",{evt:t,target:e}),e&&e.fire("transformend",{evt:t,target:e})}},Zi.prototype._fitNodeInto=function(t,e){var i=this.boundBoxFunc();if(i){var n=this._getNodeRect();t=i.call(this,n,t)}var r=this.getNode();void 0!==t.rotation&&this.getNode().rotation(t.rotation);var o=r.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:this.ignoreStroke()}),a=this.padding(),s=o.width?(t.width-2*a)/o.width:1,h=o.height?(t.height-2*a)/o.height:1,l=R.getAngle(r.rotation()),d=o.x*s-a-r.offsetX()*s,c=o.y*h-a-r.offsetY()*h;this.getNode().setAttrs({scaleX:s,scaleY:h,x:t.x-(d*Math.cos(l)+c*Math.sin(-l)),y:t.y-(c*Math.cos(l)+d*Math.sin(l))}),this._fire("transform",{evt:e,target:this.getNode()}),this.getNode()._fire("transform",{evt:e,target:this.getNode()}),this.update(),this.getLayer().batchDraw()},Zi.prototype.forceUpdate=function(){this._resetTransformCache(),this.update()},Zi.prototype.update=function(){var e=this,t=this._getNodeRect(),i=this.getNode(),n={x:1,y:1};i&&i.getParent()&&(n=i.getParent().getAbsoluteScale());var r={x:1/n.x,y:1/n.y},o=t.width,a=t.height,s=this.enabledAnchors(),h=this.resizeEnabled(),l=this.padding(),d=this.anchorSize();this.find("._anchor").each(function(t){return t.setAttrs({width:d,height:d,offsetX:d/2,offsetY:d/2,stroke:e.anchorStroke(),strokeWidth:e.anchorStrokeWidth(),fill:e.anchorFill(),cornerRadius:e.anchorCornerRadius()})}),this.findOne(".top-left").setAttrs({x:-l,y:-l,scale:r,visible:h&&0<=s.indexOf("top-left")}),this.findOne(".top-center").setAttrs({x:o/2,y:-l,scale:r,visible:h&&0<=s.indexOf("top-center")}),this.findOne(".top-right").setAttrs({x:o+l,y:-l,scale:r,visible:h&&0<=s.indexOf("top-right")}),this.findOne(".middle-left").setAttrs({x:-l,y:a/2,scale:r,visible:h&&0<=s.indexOf("middle-left")}),this.findOne(".middle-right").setAttrs({x:o+l,y:a/2,scale:r,visible:h&&0<=s.indexOf("middle-right")}),this.findOne(".bottom-left").setAttrs({x:-l,y:a+l,scale:r,visible:h&&0<=s.indexOf("bottom-left")}),this.findOne(".bottom-center").setAttrs({x:o/2,y:a+l,scale:r,visible:h&&0<=s.indexOf("bottom-center")}),this.findOne(".bottom-right").setAttrs({x:o+l,y:a+l,scale:r,visible:h&&0<=s.indexOf("bottom-right")});var c=-this.rotateAnchorOffset()*Math.abs(r.y);this.findOne(".rotater").setAttrs({x:o/2,y:c*O._sign(a)-l,scale:r,visible:this.rotateEnabled()}),this.findOne(".back").setAttrs({width:o*n.x,height:a*n.y,scale:r,visible:this.borderEnabled(),stroke:this.borderStroke(),strokeWidth:this.borderStrokeWidth(),dash:this.borderDash()})},Zi.prototype.isTransforming=function(){return this._transforming},Zi.prototype.stopTransform=function(){if(this._transforming){this._removeEvents();var t=this.findOne("."+this._movingAnchorName);t&&t.stopDrag()}},Zi.prototype.destroy=function(){return this.getStage()&&this._cursorChange&&(this.getStage().content.style.cursor=""),be.prototype.destroy.call(this),this.detach(),this._removeEvents(),this},Zi.prototype.toObject=function(){return dt.prototype.toObject.call(this)},Zi);function Zi(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(Xi,e.update),e.getNode()&&e.update(),e}Ji.prototype.className="Transformer",i(Ji),w.addGetterSetter(Ji,"enabledAnchors",Qi,function(t){return t instanceof Array||O.warn("enabledAnchors value should be an array"),t instanceof Array&&t.forEach(function(t){-1===Qi.indexOf(t)&&O.warn("Unknown anchor name: "+t+". Available names are: "+Qi.join(", "))}),t||[]}),w.addGetterSetter(Ji,"resizeEnabled",!0),w.addGetterSetter(Ji,"anchorSize",10,y()),w.addGetterSetter(Ji,"rotateEnabled",!0),w.addGetterSetter(Ji,"rotationSnaps",[]),w.addGetterSetter(Ji,"rotateAnchorOffset",50,y()),w.addGetterSetter(Ji,"borderEnabled",!0),w.addGetterSetter(Ji,"anchorStroke","rgb(0, 161, 255)"),w.addGetterSetter(Ji,"anchorStrokeWidth",1,y()),w.addGetterSetter(Ji,"anchorFill","white"),w.addGetterSetter(Ji,"anchorCornerRadius",0,y()),w.addGetterSetter(Ji,"borderStroke","rgb(0, 161, 255)"),w.addGetterSetter(Ji,"borderStrokeWidth",1,y()),w.addGetterSetter(Ji,"borderDash"),w.addGetterSetter(Ji,"keepRatio",!0),w.addGetterSetter(Ji,"centeredScaling",!1),w.addGetterSetter(Ji,"ignoreStroke",!1),w.addGetterSetter(Ji,"padding",0,y()),w.addGetterSetter(Ji,"node"),w.addGetterSetter(Ji,"boundBoxFunc"),w.backCompat(Ji,{lineEnabled:"borderEnabled",rotateHandlerOffset:"rotateAnchorOffset",enabledHandlers:"enabledAnchors"}),o.mapMethods(Ji);var $i,tn=(P(en,$i=de),en.prototype._sceneFunc=function(t){t.beginPath(),t.arc(0,0,this.radius(),0,R.getAngle(this.angle()),this.clockwise()),t.lineTo(0,0),t.closePath(),t.fillStrokeShape(this)},en.prototype.getWidth=function(){return 2*this.radius()},en.prototype.getHeight=function(){return 2*this.radius()},en.prototype.setWidth=function(t){this.radius(t/2)},en.prototype.setHeight=function(t){this.radius(t/2)},en);function en(){return null!==$i&&$i.apply(this,arguments)||this}function nn(){this.r=0,this.g=0,this.b=0,this.a=0,this.next=null}tn.prototype.className="Wedge",tn.prototype._centroid=!0,tn.prototype._attrsAffectingSize=["radius"],i(tn),w.addGetterSetter(tn,"radius",0,y()),w.addGetterSetter(tn,"angle",0,y()),w.addGetterSetter(tn,"clockwise",!1),w.backCompat(tn,{angleDeg:"angle",getAngleDeg:"getAngle",setAngleDeg:"setAngle"}),o.mapMethods(tn);var rn=[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],on=[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(dt,"blurRadius",0,y(),w.afterSetFilter);w.addGetterSetter(dt,"brightness",0,y(),w.afterSetFilter);w.addGetterSetter(dt,"contrast",0,y(),w.afterSetFilter);function an(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(dt,"embossStrength",.5,y(),w.afterSetFilter),w.addGetterSetter(dt,"embossWhiteLevel",.5,y(),w.afterSetFilter),w.addGetterSetter(dt,"embossDirection","top-left",null,w.afterSetFilter),w.addGetterSetter(dt,"embossBlend",!1,null,w.afterSetFilter);w.addGetterSetter(dt,"enhance",0,y(),w.afterSetFilter);w.addGetterSetter(dt,"hue",0,y(),w.afterSetFilter),w.addGetterSetter(dt,"saturation",0,y(),w.afterSetFilter),w.addGetterSetter(dt,"luminance",0,y(),w.afterSetFilter);w.addGetterSetter(dt,"hue",0,y(),w.afterSetFilter),w.addGetterSetter(dt,"saturation",0,y(),w.afterSetFilter),w.addGetterSetter(dt,"value",0,y(),w.afterSetFilter);function sn(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 hn(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 ln(t,e){var i=sn(t,0,0),n=sn(t,t.width-1,0),r=sn(t,0,t.height-1),o=sn(t,t.width-1,t.height-1),a=e||10;if(hn(i,n)<a&&hn(n,o)<a&&hn(o,r)<a&&hn(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=[],l=0;l<t.width*t.height;l++){var d=hn(s,[t.data[4*l],t.data[4*l+1],t.data[4*l+2]]);h[l]=d<a?0:255}return h}}w.addGetterSetter(dt,"kaleidoscopePower",2,y(),w.afterSetFilter),w.addGetterSetter(dt,"kaleidoscopeAngle",0,y(),w.afterSetFilter);w.addGetterSetter(dt,"threshold",0,y(),w.afterSetFilter);w.addGetterSetter(dt,"noise",.2,y(),w.afterSetFilter);w.addGetterSetter(dt,"pixelSize",8,y(),w.afterSetFilter);w.addGetterSetter(dt,"levels",.5,y(),w.afterSetFilter);w.addGetterSetter(dt,"red",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),w.addGetterSetter(dt,"green",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),w.addGetterSetter(dt,"blue",0,v,w.afterSetFilter);w.addGetterSetter(dt,"red",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),w.addGetterSetter(dt,"green",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),w.addGetterSetter(dt,"blue",0,v,w.afterSetFilter),w.addGetterSetter(dt,"alpha",1,function(t){return this._filterUpToDate=!1,1<t?1:t<0?0:t});return w.addGetterSetter(dt,"threshold",.5,y(),w.afterSetFilter),Ee.Util._assign(Ee,{Arc:De,Arrow:He,Circle:je,Ellipse:Ve,Image:Je,Label:oi,Tag:hi,Line:ze,Path:ci,Rect:fi,RegularPolygon:yi,Ring:bi,Sprite:Ci,Star:Ti,Text:Di,TextPath:Wi,Transformer:Ji,Wedge:tn,Filters:{Blur:function(t){var e=Math.round(this.blurRadius());0<e&&function(t,e){var i,n,r,o,a,s,h,l,d,c,p,u,f,g,v,y,m,_,S,b,x,w,C,P,k=t.data,T=t.width,A=t.height,M=e+e+1,G=T-1,R=A-1,O=e+1,L=O*(O+1)/2,I=new nn,E=null,D=I,F=null,B=null,z=rn[e],N=on[e];for(r=1;r<M;r++)D=D.next=new nn,r===O&&(E=D);for(D.next=I,h=s=0,n=0;n<A;n++){for(y=m=_=S=l=d=c=p=0,u=O*(b=k[s]),f=O*(x=k[s+1]),g=O*(w=k[s+2]),v=O*(C=k[s+3]),l+=L*b,d+=L*x,c+=L*w,p+=L*C,D=I,r=0;r<O;r++)D.r=b,D.g=x,D.b=w,D.a=C,D=D.next;for(r=1;r<O;r++)o=s+((G<r?G:r)<<2),l+=(D.r=b=k[o])*(P=O-r),d+=(D.g=x=k[o+1])*P,c+=(D.b=w=k[o+2])*P,p+=(D.a=C=k[o+3])*P,y+=b,m+=x,_+=w,S+=C,D=D.next;for(F=I,B=E,i=0;i<T;i++)k[s+3]=C=p*z>>N,0!==C?(C=255/C,k[s]=(l*z>>N)*C,k[s+1]=(d*z>>N)*C,k[s+2]=(c*z>>N)*C):k[s]=k[s+1]=k[s+2]=0,l-=u,d-=f,c-=g,p-=v,u-=F.r,f-=F.g,g-=F.b,v-=F.a,o=h+((o=i+e+1)<G?o:G)<<2,l+=y+=F.r=k[o],d+=m+=F.g=k[o+1],c+=_+=F.b=k[o+2],p+=S+=F.a=k[o+3],F=F.next,u+=b=B.r,f+=x=B.g,g+=w=B.b,v+=C=B.a,y-=b,m-=x,_-=w,S-=C,B=B.next,s+=4;h+=T}for(i=0;i<T;i++){for(m=_=S=y=d=c=p=l=0,u=O*(b=k[s=i<<2]),f=O*(x=k[s+1]),g=O*(w=k[s+2]),v=O*(C=k[s+3]),l+=L*b,d+=L*x,c+=L*w,p+=L*C,D=I,r=0;r<O;r++)D.r=b,D.g=x,D.b=w,D.a=C,D=D.next;for(a=T,r=1;r<=e;r++)s=a+i<<2,l+=(D.r=b=k[s])*(P=O-r),d+=(D.g=x=k[s+1])*P,c+=(D.b=w=k[s+2])*P,p+=(D.a=C=k[s+3])*P,y+=b,m+=x,_+=w,S+=C,D=D.next,r<R&&(a+=T);for(s=i,F=I,B=E,n=0;n<A;n++)k[(o=s<<2)+3]=C=p*z>>N,0<C?(C=255/C,k[o]=(l*z>>N)*C,k[o+1]=(d*z>>N)*C,k[o+2]=(c*z>>N)*C):k[o]=k[o+1]=k[o+2]=0,l-=u,d-=f,c-=g,p-=v,u-=F.r,f-=F.g,g-=F.b,v-=F.a,o=i+((o=n+O)<R?o:R)*T<<2,l+=y+=F.r=k[o],d+=m+=F.g=k[o+1],c+=_+=F.b=k[o+2],p+=S+=F.a=k[o+3],F=F.next,u+=b=B.r,f+=x=B.g,g+=w=B.b,v+=C=B.a,y-=b,m-=x,_-=w,S-=C,B=B.next,s+=T}}(t,e)},Brighten:function(t){var e,i=255*this.brightness(),n=t.data,r=n.length;for(e=0;e<r;e+=4)n[e]+=i,n[e+1]+=i,n[e+2]+=i},Contrast:function(t){var e,i=Math.pow((this.contrast()+100)/100,2),n=t.data,r=n.length,o=150,a=150,s=150;for(e=0;e<r;e+=4)o=n[e],a=n[e+1],s=n[e+2],o/=255,o-=.5,o*=i,o+=.5,a/=255,a-=.5,a*=i,a+=.5,s/=255,s-=.5,s*=i,s+=.5,o=(o*=255)<0?0:255<o?255:o,a=(a*=255)<0?0:255<a?255:a,s=(s*=255)<0?0:255<s?255:s,n[e]=o,n[e+1]=a,n[e+2]=s},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,l=t.height,d=4*h,c=l;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:O.error("Unknown emboss direction: "+n)}do{var p=(c-1)*d,u=o;c+u<1&&(u=0),l<c+u&&(u=0);var f=(c-1+u)*h*4,g=h;do{var v=p+4*(g-1),y=a;g+y<1&&(y=0),h<g+y&&(y=0);var m=f+4*(g-1+y),_=s[v]-s[m],S=s[1+v]-s[1+m],b=s[2+v]-s[2+m],x=_,w=0<x?x:-x;if(w<(0<S?S:-S)&&(x=S),w<(0<b?b:-b)&&(x=b),x*=e,r){var C=s[v]+x,P=s[1+v]+x,k=s[2+v]+x;s[v]=255<C?255:C<0?0:C,s[1+v]=255<P?255:P<0?0:P,s[2+v]=255<k?255:k<0?0:k}else{var T=i-x;T<0?T=0:255<T&&(T=255),s[v]=s[1+v]=s[2+v]=T}}while(--g)}while(--c)},Enhance:function(t){var e,i,n,r,o=t.data,a=o.length,s=o[0],h=s,l=o[1],d=l,c=o[2],p=c,u=this.enhance();if(0!==u){for(r=0;r<a;r+=4)(e=o[r+0])<s?s=e:h<e&&(h=e),(i=o[r+1])<l?l=i:d<i&&(d=i),(n=o[r+2])<c?c=n:p<n&&(p=n);var f,g,v,y,m,_,S,b,x;for(h===s&&(h=255,s=0),d===l&&(d=255,l=0),p===c&&(p=255,c=0),x=0<u?(g=h+u*(255-h),v=s-u*(s-0),m=d+u*(255-d),_=l-u*(l-0),b=p+u*(255-p),c-u*(c-0)):(g=h+u*(h-(f=.5*(h+s))),v=s+u*(s-f),m=d+u*(d-(y=.5*(d+l))),_=l+u*(l-y),b=p+u*(p-(S=.5*(p+c))),c+u*(c-S)),r=0;r<a;r+=4)o[r+0]=an(o[r+0],s,h,v,g),o[r+1]=an(o[r+1],l,d,_,m),o[r+2]=an(o[r+2],c,p,x,b)}},Grayscale:function(t){var e,i,n=t.data,r=n.length;for(e=0;e<r;e+=4)i=.34*n[e]+.5*n[e+1]+.16*n[e+2],n[e]=i,n[e+1]=i,n[e+2]=i},HSL:function(t){var e,i,n,r,o,a=t.data,s=a.length,h=Math.pow(2,this.saturation()),l=Math.abs(this.hue()+360)%360,d=127*this.luminance(),c=1*h*Math.cos(l*Math.PI/180),p=1*h*Math.sin(l*Math.PI/180),u=.299+.701*c+.167*p,f=.587-.587*c+.33*p,g=.114-.114*c-.497*p,v=.299-.299*c-.328*p,y=.587+.413*c+.035*p,m=.114-.114*c+.293*p,_=.299-.3*c+1.25*p,S=.587-.586*c-1.05*p,b=.114+.886*c-.2*p;for(e=0;e<s;e+=4)i=a[e+0],n=a[e+1],r=a[e+2],o=a[e+3],a[e+0]=u*i+f*n+g*r+d,a[e+1]=v*i+y*n+m*r+d,a[e+2]=_*i+S*n+b*r+d,a[e+3]=o},HSV:function(t){var e,i,n,r,o,a=t.data,s=a.length,h=Math.pow(2,this.value()),l=Math.pow(2,this.saturation()),d=Math.abs(this.hue()+360)%360,c=h*l*Math.cos(d*Math.PI/180),p=h*l*Math.sin(d*Math.PI/180),u=.299*h+.701*c+.167*p,f=.587*h-.587*c+.33*p,g=.114*h-.114*c-.497*p,v=.299*h-.299*c-.328*p,y=.587*h+.413*c+.035*p,m=.114*h-.114*c+.293*p,_=.299*h-.3*c+1.25*p,S=.587*h-.586*c-1.05*p,b=.114*h+.886*c-.2*p;for(e=0;e<s;e+=4)i=a[e+0],n=a[e+1],r=a[e+2],o=a[e+3],a[e+0]=u*i+f*n+g*r,a[e+1]=v*i+y*n+m*r,a[e+2]=_*i+S*n+b*r,a[e+3]=o},Invert:function(t){var e,i=t.data,n=i.length;for(e=0;e<n;e+=4)i[e]=255-i[e],i[e+1]=255-i[e+1],i[e+2]=255-i[e+2]},Kaleidoscope:function(t){var e,i,n,r,o,a,s,h,l,d=t.width,c=t.height,p=Math.round(this.kaleidoscopePower()),u=Math.round(this.kaleidoscopeAngle()),f=Math.floor(d*(u%360)/360);if(!(p<1)){var g=O.createCanvasElement();g.width=d,g.height=c;var v=g.getContext("2d").getImageData(0,0,d,c);!function(t,e,i){var n,r,o,a,s=t.data,h=e.data,l=t.width,d=t.height,c=i.polarCenterX||l/2,p=i.polarCenterY||d/2,u=0,f=0,g=0,v=0,y=Math.sqrt(c*c+p*p);r=l-c,o=d-p,y=y<(a=Math.sqrt(r*r+o*o))?a:y;var m,_,S,b,x=d,w=l,C=360/w*Math.PI/180;for(_=0;_<w;_+=1)for(S=Math.sin(_*C),b=Math.cos(_*C),m=0;m<x;m+=1)r=Math.floor(c+y*m/x*b),u=s[(n=4*((o=Math.floor(p+y*m/x*S))*l+r))+0],f=s[n+1],g=s[n+2],v=s[n+3],h[(n=4*(_+m*l))+0]=u,h[n+1]=f,h[n+2]=g,h[n+3]=v}(t,v,{polarCenterX:d/2,polarCenterY:c/2});for(var y=d/Math.pow(2,p);y<=8;)y*=2,p-=1;var m=y=Math.ceil(y),_=0,S=m,b=1;for(d<f+y&&(_=m,S=0,b=-1),i=0;i<c;i+=1)for(e=_;e!==S;e+=b)h=4*(d*i+Math.round(e+f)%d),r=v.data[h+0],o=v.data[h+1],a=v.data[h+2],s=v.data[h+3],l=4*(d*i+e),v.data[l+0]=r,v.data[l+1]=o,v.data[l+2]=a,v.data[l+3]=s;for(i=0;i<c;i+=1)for(m=Math.floor(y),n=0;n<p;n+=1){for(e=0;e<m+1;e+=1)h=4*(d*i+e),r=v.data[h+0],o=v.data[h+1],a=v.data[h+2],s=v.data[h+3],l=4*(d*i+2*m-e-1),v.data[l+0]=r,v.data[l+1]=o,v.data[l+2]=a,v.data[l+3]=s;m*=2}!function(t,e,i){var n,r,o,a,s,h,l=t.data,d=e.data,c=t.width,p=t.height,u=i.polarCenterX||c/2,f=i.polarCenterY||p/2,g=0,v=0,y=0,m=0,_=Math.sqrt(u*u+f*f);r=c-u,o=p-f,_=_<(h=Math.sqrt(r*r+o*o))?h:_;var S,b,x,w=p,C=c,P=i.polarRotation||0;for(r=0;r<c;r+=1)for(o=0;o<p;o+=1)a=r-u,s=o-f,S=Math.sqrt(a*a+s*s)*w/_,b=(b=(180*Math.atan2(s,a)/Math.PI+360+P)%360)*C/360,x=Math.floor(b),g=l[(n=4*(Math.floor(S)*c+x))+0],v=l[n+1],y=l[n+2],m=l[n+3],d[(n=4*(o*c+r))+0]=g,d[n+1]=v,d[n+2]=y,d[n+3]=m}(v,t,{polarRotation:0})}},Mask:function(t){var e=ln(t,this.threshold());return e&&function(t,e){for(var i=0;i<t.width*t.height;i++)t.data[4*i+3]=e[i]}(t,e=function(t,e,i){for(var n=[1/9,1/9,1/9,1/9,1/9,1/9,1/9,1/9,1/9],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 l=s*e+h,d=0,c=0;c<r;c++)for(var p=0;p<r;p++){var u=s+c-o,f=h+p-o;if(0<=u&&u<i&&0<=f&&f<e){var g=n[c*r+p];d+=t[u*e+f]*g}}a[l]=d}return a}(e=function(t,e,i){for(var 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 l=s*e+h,d=0,c=0;c<r;c++)for(var p=0;p<r;p++){var u=s+c-o,f=h+p-o;if(0<=u&&u<i&&0<=f&&f<e){var g=n[c*r+p];d+=t[u*e+f]*g}}a[l]=1020<=d?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 l=s*e+h,d=0,c=0;c<r;c++)for(var p=0;p<r;p++){var u=s+c-o,f=h+p-o;if(0<=u&&u<i&&0<=f&&f<e){var g=n[c*r+p];d+=t[u*e+f]*g}}a[l]=2040===d?255:0}return a}(e,t.width,t.height),t.width,t.height),t.width,t.height)),t},Noise:function(t){var e,i=255*this.noise(),n=t.data,r=n.length,o=i/2;for(e=0;e<r;e+=4)n[e+0]+=o-2*o*Math.random(),n[e+1]+=o-2*o*Math.random(),n[e+2]+=o-2*o*Math.random()},Pixelate:function(t){var e,i,n,r,o,a,s,h,l,d,c,p,u,f,g=Math.ceil(this.pixelSize()),v=t.width,y=t.height,m=Math.ceil(v/g),_=Math.ceil(y/g),S=t.data;if(g<=0)O.error("pixelSize value can not be <= 0");else for(p=0;p<m;p+=1)for(u=0;u<_;u+=1){for(l=(h=p*g)+g,c=(d=u*g)+g,f=s=a=o=r=0,e=h;e<l;e+=1)if(!(v<=e))for(i=d;i<c;i+=1)y<=i||(r+=S[(n=4*(v*i+e))+0],o+=S[n+1],a+=S[n+2],s+=S[n+3],f+=1);for(r/=f,o/=f,a/=f,s/=f,e=h;e<l;e+=1)if(!(v<=e))for(i=d;i<c;i+=1)y<=i||(S[(n=4*(v*i+e))+0]=r,S[n+1]=o,S[n+2]=a,S[n+3]=s)}},Posterize:function(t){var e,i=Math.round(254*this.levels())+1,n=t.data,r=n.length,o=255/i;for(e=0;e<r;e+=1)n[e]=Math.floor(n[e]/o)*o},RGB:function(t){var e,i,n=t.data,r=n.length,o=this.red(),a=this.green(),s=this.blue();for(e=0;e<r;e+=4)i=(.34*n[e]+.5*n[e+1]+.16*n[e+2])/255,n[e]=i*o,n[e+1]=i*a,n[e+2]=i*s,n[e+3]=n[e+3]},RGBA:function(t){var e,i,n=t.data,r=n.length,o=this.red(),a=this.green(),s=this.blue(),h=this.alpha();for(e=0;e<r;e+=4)i=1-h,n[e]=o*h+n[e]*i,n[e+1]=a*h+n[e+1]*i,n[e+2]=s*h+n[e+2]*i},Sepia:function(t){var e,i,n,r,o=t.data,a=o.length;for(e=0;e<a;e+=4)i=o[e+0],n=o[e+1],r=o[e+2],o[e+0]=Math.min(255,.393*i+.769*n+.189*r),o[e+1]=Math.min(255,.349*i+.686*n+.168*r),o[e+2]=Math.min(255,.272*i+.534*n+.131*r)},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],l=e[1+s],d=e[2+s];127<h&&(h=255-h),127<l&&(l=255-l),127<d&&(d=255-d),e[s]=h,e[1+s]=l,e[2+s]=d}while(--a)}while(--r)},Threshold:function(t){var e,i=255*this.threshold(),n=t.data,r=n.length;for(e=0;e<r;e+=1)n[e]=n[e]<i?0:255}}})});
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