From ffbb871a0237656d959c88070aca68250de4f52f Mon Sep 17 00:00:00 2001
From: Anton Lavrenov <lavrton@gmail.com>
Date: Fri, 12 Oct 2018 12:07:04 -0500
Subject: [PATCH] Fixed a wrong cache when a shape inside group has `listening
 = false`

---
 CHANGELOG.md                 |   4 ++
 konva.js                     |   7 +--
 konva.min.js                 |   4 +-
 src/Node.js                  |   5 +-
 test/unit/Node-cache-test.js | 101 +++++++++++++++++++++++++++++++++++
 5 files changed, 114 insertions(+), 7 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index c6694249..445a0c4c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,10 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [new version][unreleased]
 
+### Fixed
+
+* Fixed a wrong cache when a shape inside group has `listening = false`
+
 ## [2.4.1][2018-10-08]
 
 ### Changed
diff --git a/konva.js b/konva.js
index 0ec0f839..87aab0eb 100644
--- a/konva.js
+++ b/konva.js
@@ -2,7 +2,7 @@
  * Konva JavaScript Framework v2.4.1
  * http://konvajs.github.io/
  * Licensed under the MIT
- * Date: Mon Oct 08 2018
+ * Date: Fri Oct 12 2018
  *
  * Original work Copyright (C) 2011 - 2013 by Eric Rowell (KineticJS)
  * Modified work Copyright (C) 2014 - present by Anton Lavrenov (Konva)
@@ -3332,10 +3332,11 @@
      * @memberof Konva.Node.prototype
      * @returns {Boolean}
      */
-    shouldDrawHit: function(canvas) {
+    shouldDrawHit: function() {
       var layer = this.getLayer();
+
       return (
-        (canvas && canvas.isCache) ||
+        (!layer && this.isListening() && this.isVisible()) ||
         (layer &&
           layer.hitGraphEnabled() &&
           this.isListening() &&
diff --git a/konva.min.js b/konva.min.js
index 844acbb0..f58eb686 100644
--- a/konva.min.js
+++ b/konva.min.js
@@ -2,14 +2,14 @@
  * Konva JavaScript Framework v2.4.1
  * http://konvajs.github.io/
  * Licensed under the MIT
- * Date: Mon Oct 08 2018
+ * Date: Fri Oct 12 2018
  *
  * 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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e=this.pixelRatio;this.getContext()._context.scale(e,e)},getWidth:function(){return this.width},getHeight:function(){return this.height},setSize:function(t,e){this.setWidth(t),this.setHeight(e)},toDataURL:function(t,e){try{return this._canvas.toDataURL(t,e)}catch(t){try{return this._canvas.toDataURL()}catch(t){return Konva.Util.warn("Unable to get data URL. 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s=["arc","arcTo","beginPath","bezierCurveTo","clearRect","clip","closePath","createLinearGradient","createPattern","createRadialGradient","drawImage","fill","fillText","getImageData","createImageData","lineTo","moveTo","putImageData","quadraticCurveTo","rect","restore","rotate","save","scale","setLineDash","setTransform","stroke","strokeText","transform","translate"];Konva.Context=function(t){this.init(t)},Konva.Context.prototype={init:function(t){this.canvas=t,this._context=t._canvas.getContext("2d"),Konva.enableTrace&&(this.traceArr=[],this._enableTrace())},fillShape:function(t){t.getFillEnabled()&&this._fill(t)},strokeShape:function(t){t.getStrokeEnabled()&&this._stroke(t)},fillStrokeShape:function(t){t.getFillEnabled()&&this._fill(t),t.getStrokeEnabled()&&this._stroke(t)},getTrace:function(t){var e,i,n,a,r=this.traceArr,o=r.length,s="";for(e=0;e<o;e++)(n=(i=r[e]).method)?(a=i.args,s+=n,t?s+="()":Konva.Util._isArray(a[0])?s+="(["+a.join(",")+"])":s+="("+a.join(",")+")"):(s+=i.property,t||(s+="="+i.val)),s+=";";return s},clearTrace:function(){this.traceArr=[]},_trace:function(t){var e=this.traceArr;e.push(t),e.length>=Konva.traceArrMax&&e.shift()},reset:function(){var t=this.getCanvas().getPixelRatio();this.setTransform(1*t,0,0,1*t,0,0)},getCanvas:function(){return this.canvas},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)},_applyLineCap:function(t){var e=t.getLineCap();e&&this.setAttr("lineCap",e)},_applyOpacity:function(t){var e=t.getAbsoluteOpacity();1!==e&&this.setAttr("globalAlpha",e)},_applyLineJoin:function(t){var e=t.getLineJoin();e&&this.setAttr("lineJoin",e)},setAttr:function(t,e){this._context[t]=e},arc:function(){var t=arguments;this._context.arc(t[0],t[1],t[2],t[3],t[4],t[5])},beginPath:function(){this._context.beginPath()},bezierCurveTo:function(){var t=arguments;this._context.bezierCurveTo(t[0],t[1],t[2],t[3],t[4],t[5])},clearRect:function(){var t=arguments;this._context.clearRect(t[0],t[1],t[2],t[3])},clip:function(){this._context.clip()},closePath:function(){this._context.closePath()},createImageData:function(){var t=arguments;return 2===t.length?this._context.createImageData(t[0],t[1]):1===t.length?this._context.createImageData(t[0]):void 0},createLinearGradient:function(){var t=arguments;return this._context.createLinearGradient(t[0],t[1],t[2],t[3])},createPattern:function(){var t=arguments;return this._context.createPattern(t[0],t[1])},createRadialGradient:function(){var t=arguments;return this._context.createRadialGradient(t[0],t[1],t[2],t[3],t[4],t[5])},drawImage:function(){var t=arguments,e=this._context;3===t.length?e.drawImage(t[0],t[1],t[2]):5===t.length?e.drawImage(t[0],t[1],t[2],t[3],t[4]):9===t.length&&e.drawImage(t[0],t[1],t[2],t[3],t[4],t[5],t[6],t[7],t[8])},isPointInPath:function(t,e){return this._context.isPointInPath(t,e)},fill:function(){this._context.fill()},fillRect:function(t,e,i,n){this._context.fillRect(t,e,i,n)},strokeRect:function(t,e,i,n){this._context.strokeRect(t,e,i,n)},fillText:function(){var t=arguments;this._context.fillText(t[0],t[1],t[2])},measureText:function(t){return this._context.measureText(t)},getImageData:function(){var t=arguments;return this._context.getImageData(t[0],t[1],t[2],t[3])},lineTo:function(){var t=arguments;this._context.lineTo(t[0],t[1])},moveTo:function(){var t=arguments;this._context.moveTo(t[0],t[1])},rect:function(){var t=arguments;this._context.rect(t[0],t[1],t[2],t[3])},putImageData:function(){var t=arguments;this._context.putImageData(t[0],t[1],t[2])},quadraticCurveTo:function(){var t=arguments;this._context.quadraticCurveTo(t[0],t[1],t[2],t[3])},restore:function(){this._context.restore()},rotate:function(){var t=arguments;this._context.rotate(t[0])},save:function(){this._context.save()},scale:function(){var t=arguments;this._context.scale(t[0],t[1])},setLineDash:function(){var t=arguments,e=this._context;this._context.setLineDash?e.setLineDash(t[0]):"mozDash"in e?e.mozDash=t[0]:"webkitLineDash"in e&&(e.webkitLineDash=t[0])},getLineDash:function(){return this._context.getLineDash()},setTransform:function(){var t=arguments;this._context.setTransform(t[0],t[1],t[2],t[3],t[4],t[5])},stroke:function(){this._context.stroke()},strokeText:function(){var t=arguments;this._context.strokeText(t[0],t[1],t[2])},transform:function(){var t=arguments;this._context.transform(t[0],t[1],t[2],t[3],t[4],t[5])},translate:function(){var t=arguments;this._context.translate(t[0],t[1])},_enableTrace:function(){var t,n,a=this,e=s.length,r=Konva.Util._simplifyArray,i=this.setAttr,o=function(t){var e,i=a[t];a[t]=function(){return n=r(Array.prototype.slice.call(arguments,0)),e=i.apply(a,arguments),a._trace({method:t,args:n}),e}};for(t=0;t<e;t++)o(s[t]);a.setAttr=function(){i.apply(a,arguments);var t=arguments[0],e=arguments[1];"shadowOffsetX"!==t&&"shadowOffsetY"!==t&&"shadowBlur"!==t||(e/=this.canvas.getPixelRatio()),a._trace({property:t,val:e})}}},["fillStyle","strokeStyle","shadowColor","shadowBlur","shadowOffsetX","shadowOffsetY","lineCap","lineDashOffset","lineJoin","lineWidth","miterLimit","font","textAlign","textBaseline","globalAlpha","globalCompositeOperation"].forEach(function(e){Object.defineProperty(Konva.Context.prototype,e,{get:function(){return this._context[e]},set:function(t){this._context[e]=t}})}),Konva.SceneContext=function(t){Konva.Context.call(this,t)},Konva.SceneContext.prototype={_fillColor:function(t){var e=t.fill();this.setAttr("fillStyle",e),t._fillFunc(this)},_fillPattern:function(t){var e=t.getFillPatternX(),i=t.getFillPatternY(),n=t.getFillPatternScale(),a=Konva.getAngle(t.getFillPatternRotation()),r=t.getFillPatternOffset();(e||i)&&this.translate(e||0,i||0),a&&this.rotate(a),n&&this.scale(n.x,n.y),r&&this.translate(-1*r.x,-1*r.y),this.setAttr("fillStyle",this.createPattern(t.getFillPatternImage(),t.getFillPatternRepeat()||"repeat")),this.fill()},_fillLinearGradient:function(t){var e=t.getFillLinearGradientStartPoint(),i=t.getFillLinearGradientEndPoint(),n=t.getFillLinearGradientColorStops(),a=this.createLinearGradient(e.x,e.y,i.x,i.y);if(n){for(var r=0;r<n.length;r+=2)a.addColorStop(n[r],n[r+1]);this.setAttr("fillStyle",a),t._fillFunc(this)}},_fillRadialGradient:function(t){for(var e=t.getFillRadialGradientStartPoint(),i=t.getFillRadialGradientEndPoint(),n=t.getFillRadialGradientStartRadius(),a=t.getFillRadialGradientEndRadius(),r=t.getFillRadialGradientColorStops(),o=this.createRadialGradient(e.x,e.y,n,i.x,i.y,a),s=0;s<r.length;s+=2)o.addColorStop(r[s],r[s+1]);this.setAttr("fillStyle",o),this.fill()},_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 a=t.getFillLinearGradientColorStops();if(a&&"linear-gradient"===i)this._fillLinearGradient(t);else{var r=t.getFillRadialGradientColorStops();r&&"radial-gradient"===i?this._fillRadialGradient(t):e?this._fillColor(t):n?this._fillPattern(t):a?this._fillLinearGradient(t):r&&this._fillRadialGradient(t)}}}},_strokeLinearGradient:function(t){var e=t.getStrokeLinearGradientStartPoint(),i=t.getStrokeLinearGradientEndPoint(),n=t.getStrokeLinearGradientColorStops(),a=this.createLinearGradient(e.x,e.y,i.x,i.y);if(n){for(var r=0;r<n.length;r+=2)a.addColorStop(n[r],n[r+1]);this.setAttr("strokeStyle",a)}},_stroke:function(t){var e=t.dash(),i=t.getStrokeScaleEnabled()||t instanceof Konva.Text;t.hasStroke()&&(i||(this.save(),this.setTransform(1,0,0,1,0,0)),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())},_applyShadow:function(t){var e=Konva.Util,i=e.get(t.getShadowRGBA(),"black"),n=e.get(t.getShadowBlur(),5),a=e.get(t.getShadowOffset(),{x:0,y:0}),r=t.getAbsoluteScale(),o=this.canvas.getPixelRatio(),s=r.x*o,h=r.y*o;this.setAttr("shadowColor",i),this.setAttr("shadowBlur",n*Math.min(Math.abs(s),Math.abs(h))),this.setAttr("shadowOffsetX",a.x*s),this.setAttr("shadowOffsetY",a.y*h)},_applyGlobalCompositeOperation:function(t){var e=t.getGlobalCompositeOperation();"source-over"!==e&&this.setAttr("globalCompositeOperation",e)}},Konva.Util.extend(Konva.SceneContext,Konva.Context),Konva.HitContext=function(t){Konva.Context.call(this,t)},Konva.HitContext.prototype={_fill:function(t){this.save(),this.setAttr("fillStyle",t.colorKey),t._fillFuncHit(this),this.restore()},_stroke:function(t){if(t.hasStroke()&&t.strokeHitEnabled()){var e=t.getStrokeScaleEnabled()||t instanceof Konva.Text;e||(this.save(),this.setTransform(1,0,0,1,0,0)),this._applyLineCap(t),this.setAttr("lineWidth",t.strokeWidth()),this.setAttr("strokeStyle",t.colorKey),t._strokeFuncHit(this),e||this.restore()}}},Konva.Util.extend(Konva.HitContext,Konva.Context)}(),function(){"use strict";var d="get",u="set";Konva.Factory={addGetterSetter:function(t,e,i,n,a){this.addGetter(t,e,i),this.addSetter(t,e,n,a),this.addOverloadedGetterSetter(t,e)},addGetter:function(t,e,i){var n=d+Konva.Util._capitalize(e);t.prototype[n]=function(){var t=this.attrs[e];return void 0===t?i:t}},addSetter:function(t,e,i,n){var a=u+Konva.Util._capitalize(e);t.prototype[a]=function(t){return i&&null!=t&&(t=i.call(this,t,e)),this._setAttr(e,t),n&&n.call(this),this}},addComponentsGetterSetter:function(t,n,e,a,r){var i,o,s=e.length,h=Konva.Util._capitalize,l=d+h(n),c=u+h(n);t.prototype[l]=function(){var t={};for(i=0;i<s;i++)t[o=e[i]]=this.getAttr(n+h(o));return t},t.prototype[c]=function(t){var e,i=this.attrs[n];for(e in a&&(t=a.call(this,t)),t)t.hasOwnProperty(e)&&this._setAttr(n+h(e),t[e]);return this._fireChangeEvent(n,i,t),r&&r.call(this),this},this.addOverloadedGetterSetter(t,n)},addOverloadedGetterSetter:function(t,e){var i=Konva.Util._capitalize(e),n=u+i,a=d+i;t.prototype[e]=function(){return arguments.length?(this[n](arguments[0]),this):this[a]()}},addDeprecatedGetterSetter:function(t,e,i,n){Konva.Util.error("Adding deprecated "+e);var a=d+Konva.Util._capitalize(e),r=e+" property is deprecated and will be removed soon. Look at Konva change log for more information.";t.prototype[a]=function(){Konva.Util.error(r);var t=this.attrs[e];return void 0===t?i:t},this.addSetter(t,e,n,function(){Konva.Util.error(r)}),this.addOverloadedGetterSetter(t,e)},backCompat:function(o,t){Konva.Util.each(t,function(t,e){var i=o.prototype[e],n=d+Konva.Util._capitalize(t),a=u+Konva.Util._capitalize(t);function r(){i.apply(this,arguments),Konva.Util.error('"'+t+'" method is deprecated and will be removed soon. Use ""'+e+'" instead.')}o.prototype[t]=r,o.prototype[n]=r,o.prototype[a]=r})},afterSetFilter:function(){this._filterUpToDate=!1}},Konva.Validators={RGBComponent:function(t){return 255<t?255:t<0?0:Math.round(t)},alphaComponent:function(t){return 1<t?1:t<1e-4?1e-4:t},_formatValue:function(t){return Konva.Util._isString(t)?'"'+t+'"':"[object Number]"===Object.prototype.toString.call(t)?t:Konva.Util._isBoolean(t)?t:Object.prototype.toString.call(t)},getNumberValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isNumber(t)||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a number.'),t}},getNumberOrAutoValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isNumber(t)||"auto"===t||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a number or "auto".'),t}},getStringValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isString(t)||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a string.'),t}},getFunctionValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isFunction(t)||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a function.'),t}},getNumberArrayValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isArray(t)?t.forEach(function(t){Konva.Util._isNumber(t)||Konva.Util.warn('"'+e+'" attribute has non numeric element '+t+". Make sure that all elements are numbers.")}):Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a array of numbers.'),t}},getBooleanValidator:function(){if(Konva.isUnminified)return function(t,e){return!0===t||!1===t||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a boolean.'),t}}}}(),function(v){"use strict";var p="absoluteOpacity",i="absoluteTransform",m="absoluteScale",e="listening",r="mouseenter",o="mouseleave",l="Shape",n="transform",a="visible",c=["id"],s=["xChange.konva","yChange.konva","scaleXChange.konva","scaleYChange.konva","skewXChange.konva","skewYChange.konva","rotationChange.konva","offsetXChange.konva","offsetYChange.konva","transformsEnabledChange.konva"].join(" "),h=["scaleXChange.konva","scaleYChange.konva"].join(" ");v.Node=function(t){this._init(t)},v.Util.addMethods(v.Node,{_init:function(t){this._id=v.idCounter++,this.eventListeners={},this.attrs={},this._cache={},this._filterUpToDate=!1,this._isUnderCache=!1,this.setAttrs(t),this.on(s,function(){this._clearCache(n),this._clearSelfAndDescendantCache(i)}),this.on(h,function(){this._clearSelfAndDescendantCache(m)}),this.on("visibleChange.konva",function(){this._clearSelfAndDescendantCache(a)}),this.on("listeningChange.konva",function(){this._clearSelfAndDescendantCache(e)}),this.on("opacityChange.konva",function(){this._clearSelfAndDescendantCache(p)})},_clearCache:function(t){t?delete this._cache[t]:this._cache={}},_getCache:function(t,e){return void 0===this._cache[t]&&(this._cache[t]=e.call(this)),this._cache[t]},_clearSelfAndDescendantCache:function(e){this._clearCache(e),this.children&&this.getChildren().each(function(t){t._clearSelfAndDescendantCache(e)})},clearCache:function(){return delete this._cache.canvas,this._filterUpToDate=!1,this},cache:function(t){var e=t||{},i=this.getClientRect({skipTransform:!0,relativeTo:this.getParent()}),n=e.width||i.width,a=e.height||i.height,r=e.pixelRatio,o=e.x||i.x,s=e.y||i.y,h=e.offset||0,l=e.drawBorder||!1;if(n&&a){n+=2*h,a+=2*h,o-=h,s-=h;var c=new v.SceneCanvas({pixelRatio:r,width:n,height:a}),d=new v.SceneCanvas({pixelRatio:r,width:n,height:a}),u=new v.HitCanvas({pixelRatio:1,width:n,height:a}),g=c.getContext(),f=u.getContext();return u.isCache=!0,this.clearCache(),g.save(),f.save(),g.translate(-o,-s),f.translate(-o,-s),this._isUnderCache=!0,this._clearSelfAndDescendantCache(p),this._clearSelfAndDescendantCache(m),this.drawScene(c,this,!0),this.drawHit(u,this,!0),this._isUnderCache=!1,g.restore(),f.restore(),l&&(g.save(),g.beginPath(),g.rect(0,0,n,a),g.closePath(),g.setAttr("strokeStyle","red"),g.setAttr("lineWidth",5),g.stroke(),g.restore()),this._cache.canvas={scene:c,filter:d,hit:u,x:o,y:s},this}v.Util.error("Can not cache the node. Width or height of the node equals 0. Caching is skipped.")},getClientRect:function(){throw new Error('abstract "getClientRect" method call')},_transformedRect:function(t,e){var i,n,a,r,o=[{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 o.forEach(function(t){var e=s.point(t);void 0===i&&(i=a=e.x,n=r=e.y),i=Math.min(i,e.x),n=Math.min(n,e.y),a=Math.max(a,e.x),r=Math.max(r,e.y)}),{x:i,y:n,width:a-i,height:r-n}},_drawCachedSceneCanvas:function(t){t.save(),t._applyOpacity(this),t._applyGlobalCompositeOperation(this),t.translate(this._cache.canvas.x,this._cache.canvas.y);var e=this._getCachedSceneCanvas(),i=e.pixelRatio;t.drawImage(e._canvas,0,0,e.width/i,e.height/i),t.restore()},_drawCachedHitCanvas:function(t){var e=this._cache.canvas.hit;t.save(),t.translate(this._cache.canvas.x,this._cache.canvas.y),t.drawImage(e._canvas,0,0),t.restore()},_getCachedSceneCanvas:function(){var t,e,i,n,a=this.filters(),r=this._cache.canvas,o=r.scene,s=r.filter,h=s.getContext();if(a){if(!this._filterUpToDate){var l=o.pixelRatio;try{for(t=a.length,h.clear(),h.drawImage(o._canvas,0,0,o.getWidth()/l,o.getHeight()/l),e=h.getImageData(0,0,s.getWidth(),s.getHeight()),i=0;i<t;i++)"function"==typeof(n=a[i])?(n.call(this,e),h.putImageData(e,0,0)):v.Util.error("Filter should be type of function, but got "+typeof n+" insted. Please check correct filters")}catch(t){v.Util.error("Unable to apply filter. "+t.message)}this._filterUpToDate=!0}return s}return o},on:function(t,e){if(3===arguments.length)return this._delegate.apply(this,arguments);var i,n,a,r,o=t.split(" "),s=o.length;for(i=0;i<s;i++)a=(n=o[i].split("."))[0],r=n[1]||"",this.eventListeners[a]||(this.eventListeners[a]=[]),this.eventListeners[a].push({name:r,handler:e});return this},off:function(t,e){var i,n,a,r,o,s=(t||"").split(" "),h=s.length;if(!t)for(n in this.eventListeners)this._off(n);for(i=0;i<h;i++)if(r=(a=s[i].split("."))[0],o=a[1],r)this.eventListeners[r]&&this._off(r,o,e);else for(n in this.eventListeners)this._off(n,o,e);return this},dispatchEvent:function(t){var e={target:this,type:t.type,evt:t};return this.fire(t.type,e),this},addEventListener:function(t,e){return this.on(t,function(t){e.call(this,t.evt)}),this},removeEventListener:function(t){return this.off(t),this},_delegate:function(t,n,a){var r=this;this.on(t,function(t){for(var e=t.target.findAncestors(n,!0,r),i=0;i<e.length;i++)(t=v.Util.cloneObject(t)).currentTarget=e[i],a.call(e[i],t)})},remove:function(){var t=this.getParent();return t&&t.children&&(t.children.splice(this.index,1),t._setChildrenIndices(),delete this.parent),this._clearSelfAndDescendantCache("stage"),this._clearSelfAndDescendantCache(i),this._clearSelfAndDescendantCache(a),this._clearSelfAndDescendantCache(e),this._clearSelfAndDescendantCache(p),this},destroy:function(){v._removeId(this.getId());for(var t=(this.getName()||"").split(/\s/g),e=0;e<t.length;e++){var i=t[e];v._removeName(i,this._id)}return this.remove(),this},getAttr:function(t){var e="get"+v.Util._capitalize(t);return v.Util._isFunction(this[e])?this[e]():this.attrs[t]},getAncestors:function(){for(var t=this.getParent(),e=new v.Collection;t;)e.push(t),t=t.getParent();return e},getAttrs:function(){return this.attrs||{}},setAttrs:function(t){var e,i;if(!t)return this;for(e in t)"children"!==e&&(i="set"+v.Util._capitalize(e),v.Util._isFunction(this[i])?this[i](t[e]):this._setAttr(e,t[e]));return this},isListening:function(){return this._getCache(e,this._isListening)},_isListening:function(){var t=this.getListening(),e=this.getParent();return"inherit"===t?!e||e.isListening():t},isVisible:function(){return this._getCache(a,this._isVisible)},_isVisible:function(t){var e=this.getVisible(),i=this.getParent();return t===i&&"inherit"===e||(t===i?e:"inherit"===e?!i||i._isVisible(t):e)},shouldDrawHit:function(t){var e=this.getLayer();return t&&t.isCache||e&&e.hitGraphEnabled()&&this.isListening()&&this.isVisible()},show:function(){return this.setVisible(!0),this},hide:function(){return this.setVisible(!1),this},getZIndex:function(){return this.index||0},getAbsoluteZIndex:function(){var i,n,a,r,o=this.getDepth(),s=this,h=0;return"Stage"!==s.nodeType&&function t(e){for(i=[],n=e.length,a=0;a<n;a++)r=e[a],h++,r.nodeType!==l&&(i=i.concat(r.getChildren().toArray())),r._id===s._id&&(a=n);0<i.length&&i[0].getDepth()<=o&&t(i)}(s.getStage().getChildren()),h},getDepth:function(){for(var t=0,e=this.parent;e;)t++,e=e.parent;return t},setPosition:function(t){return this.setX(t.x),this.setY(t.y),this},getPosition:function(){return{x:this.getX(),y:this.getY()}},getAbsolutePosition:function(t){var e=this.getAbsoluteTransform(t).getMatrix(),i=new v.Transform,n=this.offset();return i.m=e.slice(),i.translate(n.x,n.y),i.getTranslation()},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},_setTransform:function(t){var e;for(e in t)this.attrs[e]=t[e];this._clearCache(n),this._clearSelfAndDescendantCache(i)},_clearTransform:function(){var t={x:this.getX(),y:this.getY(),rotation:this.getRotation(),scaleX:this.getScaleX(),scaleY:this.getScaleY(),offsetX:this.getOffsetX(),offsetY:this.getOffsetY(),skewX:this.getSkewX(),skewY:this.getSkewY()};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(n),this._clearSelfAndDescendantCache(i),t},move:function(t){var e=t.x,i=t.y,n=this.getX(),a=this.getY();return void 0!==e&&(n+=e),void 0!==i&&(a+=i),this.setPosition({x:n,y:a}),this},_eachAncestorReverse:function(t,e){var i,n,a=[],r=this.getParent();if(e&&e._id===this._id)t(this);else{for(a.unshift(this);r&&(!e||r._id!==e._id);)a.unshift(r),r=r.parent;for(i=a.length,n=0;n<i;n++)t(a[n])}},rotate:function(t){return this.setRotation(this.getRotation()+t),this},moveToTop:function(){if(!this.parent)return v.Util.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},moveUp:function(){if(!this.parent)return v.Util.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)},moveDown:function(){if(!this.parent)return v.Util.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)},moveToBottom:function(){if(!this.parent)return v.Util.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)},setZIndex:function(t){if(!this.parent)return v.Util.warn("Node has no parent. zIndex parameter is ignored."),!1;var e=this.index;return this.parent.children.splice(e,1),this.parent.children.splice(t,0,this),this.parent._setChildrenIndices(),this},getAbsoluteOpacity:function(){return this._getCache(p,this._getAbsoluteOpacity)},_getAbsoluteOpacity:function(){var t=this.getOpacity(),e=this.getParent();return e&&!e._isUnderCache&&(t*=this.getParent().getAbsoluteOpacity()),t},moveTo:function(t){return this.getParent()!==t&&((this.__originalRemove||this.remove).call(this),t.add(this)),this},toObject:function(){var t,e,i,n={},a=this.getAttrs();for(t in n.attrs={},a)e=a[t],i="function"==typeof this[t]&&this[t],delete a[t],(i?i.call(this):null)!==(a[t]=e)&&(n.attrs[t]=e);return n.className=this.getClassName(),v.Util._prepareToStringify(n)},toJSON:function(){return JSON.stringify(this.toObject())},getParent:function(){return this.parent},findAncestors:function(t,e,i){var n=[];e&&this._isMatch(t)&&n.push(this);for(var a=this.parent;a;){if(a===i)return n;a._isMatch(t)&&n.push(a),a=a.parent}return n},findAncestor:function(t,e,i){return this.findAncestors(t,e,i)[0]},_isMatch:function(t){if(!t)return!1;var e,i,n=t.replace(/ /g,"").split(","),a=n.length;for(e=0;e<a;e++)if(i=n[e],v.Util.isValidSelector(i)||(v.Util.warn('Selector "'+i+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".'),v.Util.warn('If you have a custom shape with such className, please change it to start with upper letter like "Triangle".'),v.Util.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(0!==this._get(i).length)return!0;return!1},getLayer:function(){var t=this.getParent();return t?t.getLayer():null},getStage:function(){return this._getCache("stage",this._getStage)},_getStage:function(){var t=this.getParent();return t?t.getStage():void 0},fire:function(t,e,i){return(e=e||{}).target=e.target||this,i?this._fireAndBubble(t,e):this._fire(t,e),this},getAbsoluteTransform:function(t){return t?this._getAbsoluteTransform(t):this._getCache(i,this._getAbsoluteTransform)},_getAbsoluteTransform:function(t){var i=new v.Transform;return this._eachAncestorReverse(function(t){var e=t.transformsEnabled();"all"===e?i.multiply(t.getTransform()):"position"===e&&i.translate(t.getX()-t.getOffsetX(),t.getY()-t.getOffsetY())},t),i},getAbsoluteScale:function(t){return t?this._getAbsoluteScale(t):this._getCache(m,this._getAbsoluteScale)},_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}},getTransform:function(){return this._getCache(n,this._getTransform)},_getTransform:function(){var t=new v.Transform,e=this.getX(),i=this.getY(),n=v.getAngle(this.getRotation()),a=this.getScaleX(),r=this.getScaleY(),o=this.getSkewX(),s=this.getSkewY(),h=this.getOffsetX(),l=this.getOffsetY();return 0===e&&0===i||t.translate(e,i),0!==n&&t.rotate(n),0===o&&0===s||t.skew(o,s),1===a&&1===r||t.scale(a,r),0===h&&0===l||t.translate(-1*h,-1*l),t},clone:function(t){var e,i,n,a,r,o=v.Util.cloneObject(this.attrs);for(var s in c){delete o[c[s]]}for(e in t)o[e]=t[e];var h=new this.constructor(o);for(e in this.eventListeners)for(n=(i=this.eventListeners[e]).length,a=0;a<n;a++)(r=i[a]).name.indexOf("konva")<0&&(h.eventListeners[e]||(h.eventListeners[e]=[]),h.eventListeners[e].push(r));return h},_toKonvaCanvas:function(t){t=t||{};var e=this.getClientRect(),i=this.getStage(),n=void 0!==t.x?t.x:e.x,a=void 0!==t.y?t.y:e.y,r=t.pixelRatio||1,o=new v.SceneCanvas({width:t.width||e.width||(i?i.getWidth():0),height:t.height||e.height||(i?i.getHeight():0),pixelRatio:r}),s=o.getContext();return s.save(),(n||a)&&s.translate(-1*n,-1*a),this.drawScene(o),s.restore(),o},toCanvas:function(t){return this._toKonvaCanvas(t)._canvas},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},toImage:function(t){if(!t||!t.callback)throw"callback required for toImage method config argument";var e=t.callback;delete t.callback,v.Util._getImage(this.toDataURL(t),function(t){e(t)})},setSize:function(t){return this.setWidth(t.width),this.setHeight(t.height),this},getSize:function(){return{width:this.getWidth(),height:this.getHeight()}},getWidth:function(){return this.attrs.width||0},getHeight:function(){return this.attrs.height||0},getClassName:function(){return this.className||this.nodeType},getType:function(){return this.nodeType},getDragDistance:function(){return void 0!==this.attrs.dragDistance?this.attrs.dragDistance:this.parent?this.parent.getDragDistance():v.dragDistance},_get:function(t){return this.className===t||this.nodeType===t?[this]:[]},_off:function(t,e,i){var n,a,r,o=this.eventListeners[t];for(n=0;n<o.length;n++)if(a=o[n].name,r=o[n].handler,!("konva"===a&&"konva"!==e||e&&a!==e||i&&i!==r)){if(o.splice(n,1),0===o.length){delete this.eventListeners[t];break}n--}},_fireChangeEvent:function(t,e,i){this._fire(t+"Change",{oldVal:e,newVal:i})},setId:function(t){var e=this.getId();return v._removeId(e),v._addId(this,t),this._setAttr("id",t),this},setName:function(t){var e,i,n=(this.getName()||"").split(/\s/g),a=(t||"").split(/\s/g);for(i=0;i<n.length;i++)e=n[i],-1===a.indexOf(e)&&e&&v._removeName(e,this._id);for(i=0;i<a.length;i++)e=a[i],-1===n.indexOf(e)&&e&&v._addName(this,e);return this._setAttr("name",t),this},addName:function(t){if(!this.hasName(t)){var e=this.name(),i=e?e+" "+t:t;this.setName(i)}return this},hasName:function(t){return-1!==(this.name()||"").split(/\s/g).indexOf(t)},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},setAttr:function(t,e){var i=this["set"+v.Util._capitalize(t)];return v.Util._isFunction(i)?i.call(this,e):this._setAttr(t,e),this},_setAttr:function(t,e){var i;(i=this.attrs[t])===e&&!v.Util.isObject(e)||(null==e?delete this.attrs[t]:this.attrs[t]=e,this._fireChangeEvent(t,i,e))},_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))},_fireAndBubble:function(t,e,i){var n=!0;if(e&&this.nodeType===l&&(e.target=this),t===r&&i&&(this._id===i._id||this.isAncestorOf&&this.isAncestorOf(i))?n=!1:t===o&&i&&(this._id===i._id||this.isAncestorOf&&this.isAncestorOf(i))&&(n=!1),n){this._fire(t,e);var a=(t===r||t===o)&&i&&i.isAncestorOf&&i.isAncestorOf(this)&&!i.isAncestorOf(this.parent);(e&&!e.cancelBubble||!e)&&this.parent&&this.parent.isListening()&&!a&&(i&&i.parent?this._fireAndBubble.call(this.parent,t,e,i.parent):this._fireAndBubble.call(this.parent,t,e))}},_fire:function(t,e){var i,n=this.eventListeners[t];if((e=e||{}).currentTarget=this,e.type=t,n)for(i=0;i<n.length;i++)n[i].handler.call(this,e)},draw:function(){return this.drawScene(),this.drawHit(),this}}),v.Node.create=function(t,e){return v.Util._isString(t)&&(t=JSON.parse(t)),this._createNode(t,e)},v.Node._createNode=function(t,e){var i,n,a,r=v.Node.prototype.getClassName.call(t),o=t.children;if(e&&(t.attrs.container=e),i=new v[r](t.attrs),o)for(n=o.length,a=0;a<n;a++)i.add(this._createNode(o[a]));return i},v.Factory.addOverloadedGetterSetter(v.Node,"position"),v.Factory.addGetterSetter(v.Node,"x",0,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"y",0,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"globalCompositeOperation","source-over",v.Validators.getStringValidator()),v.Factory.addGetterSetter(v.Node,"opacity",1,v.Validators.getNumberValidator()),v.Factory.addGetter(v.Node,"name"),v.Factory.addOverloadedGetterSetter(v.Node,"name"),v.Factory.addGetter(v.Node,"id"),v.Factory.addOverloadedGetterSetter(v.Node,"id"),v.Factory.addGetterSetter(v.Node,"rotation",0,v.Validators.getNumberValidator()),v.Factory.addComponentsGetterSetter(v.Node,"scale",["x","y"]),v.Factory.addGetterSetter(v.Node,"scaleX",1,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"scaleY",1,v.Validators.getNumberValidator()),v.Factory.addComponentsGetterSetter(v.Node,"skew",["x","y"]),v.Factory.addGetterSetter(v.Node,"skewX",0,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"skewY",0,v.Validators.getNumberValidator()),v.Factory.addComponentsGetterSetter(v.Node,"offset",["x","y"]),v.Factory.addGetterSetter(v.Node,"offsetX",0,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"offsetY",0,v.Validators.getNumberValidator()),v.Factory.addSetter(v.Node,"dragDistance",v.Validators.getNumberValidator()),v.Factory.addOverloadedGetterSetter(v.Node,"dragDistance"),v.Factory.addSetter(v.Node,"width",v.Validators.getNumberValidator()),v.Factory.addOverloadedGetterSetter(v.Node,"width"),v.Factory.addSetter(v.Node,"height",v.Validators.getNumberValidator()),v.Factory.addOverloadedGetterSetter(v.Node,"height"),v.Factory.addGetterSetter(v.Node,"listening","inherit",function(t){return!0===t||!1===t||"inherit"===t||v.Util.warn(t+' 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strict";function d(t,e,i){var n=4*(i*t.width+e),a=[];return a.push(t.data[n++],t.data[n++],t.data[n++],t.data[n++]),a}function u(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))}Konva.Filters.Mask=function(t){var e=function(t,e){var i=d(t,0,0),n=d(t,t.width-1,0),a=d(t,0,t.height-1),r=d(t,t.width-1,t.height-1),o=e||10;if(u(i,n)<o&&u(n,r)<o&&u(r,a)<o&&u(a,i)<o){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,r,a]),h=[],l=0;l<t.width*t.height;l++){var c=u(s,[t.data[4*l],t.data[4*l+1],t.data[4*l+2]]);h[l]=c<o?0:255}return h}}(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],a=Math.round(Math.sqrt(n.length)),r=Math.floor(a/2),o=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var l=s*e+h,c=0,d=0;d<a;d++)for(var u=0;u<a;u++){var g=s+d-r,f=h+u-r;if(0<=g&&g<i&&0<=f&&f<e){var v=n[d*a+u];c+=t[g*e+f]*v}}o[l]=c}return o}(e=function(t,e,i){for(var n=[1,1,1,1,1,1,1,1,1],a=Math.round(Math.sqrt(n.length)),r=Math.floor(a/2),o=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var l=s*e+h,c=0,d=0;d<a;d++)for(var u=0;u<a;u++){var g=s+d-r,f=h+u-r;if(0<=g&&g<i&&0<=f&&f<e){var v=n[d*a+u];c+=t[g*e+f]*v}}o[l]=1020<=c?255:0}return o}(e=function(t,e,i){for(var n=[1,1,1,1,0,1,1,1,1],a=Math.round(Math.sqrt(n.length)),r=Math.floor(a/2),o=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var l=s*e+h,c=0,d=0;d<a;d++)for(var u=0;u<a;u++){var g=s+d-r,f=h+u-r;if(0<=g&&g<i&&0<=f&&f<e){var v=n[d*a+u];c+=t[g*e+f]*v}}o[l]=2040===c?255:0}return o}(e,t.width,t.height),t.width,t.height),t.width,t.height)),t},Konva.Factory.addGetterSetter(Konva.Node,"threshold",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.RGB=function(t){var e,i,n=t.data,a=n.length,r=this.red(),o=this.green(),s=this.blue();for(e=0;e<a;e+=4)i=(.34*n[e]+.5*n[e+1]+.16*n[e+2])/255,n[e]=i*r,n[e+1]=i*o,n[e+2]=i*s,n[e+3]=n[e+3]},Konva.Factory.addGetterSetter(Konva.Node,"red",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),Konva.Factory.addGetterSetter(Konva.Node,"green",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),Konva.Factory.addGetterSetter(Konva.Node,"blue",0,Konva.Validators.RGBComponent,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.RGBA=function(t){var e,i,n=t.data,a=n.length,r=this.red(),o=this.green(),s=this.blue(),h=this.alpha();for(e=0;e<a;e+=4)i=1-h,n[e]=r*h+n[e]*i,n[e+1]=o*h+n[e+1]*i,n[e+2]=s*h+n[e+2]*i},Konva.Factory.addGetterSetter(Konva.Node,"red",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),Konva.Factory.addGetterSetter(Konva.Node,"green",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),Konva.Factory.addGetterSetter(Konva.Node,"blue",0,Konva.Validators.RGBComponent,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"alpha",1,function(t){return this._filterUpToDate=!1,1<t?1:t<0?0:t})}(),function(){"use strict";Konva.Filters.HSV=function(t){var e,i,n,a,r,o=t.data,s=o.length,h=Math.pow(2,this.value()),l=Math.pow(2,this.saturation()),c=Math.abs(this.hue()+360)%360,d=h*l*Math.cos(c*Math.PI/180),u=h*l*Math.sin(c*Math.PI/180),g=.299*h+.701*d+.167*u,f=.587*h-.587*d+.33*u,v=.114*h-.114*d-.497*u,p=.299*h-.299*d-.328*u,m=.587*h+.413*d+.035*u,_=.114*h-.114*d+.293*u,y=.299*h-.3*d+1.25*u,K=.587*h-.586*d-1.05*u,S=.114*h+.886*d-.2*u;for(e=0;e<s;e+=4)i=o[e+0],n=o[e+1],a=o[e+2],r=o[e+3],o[e+0]=g*i+f*n+v*a,o[e+1]=p*i+m*n+_*a,o[e+2]=y*i+K*n+S*a,o[e+3]=r},Konva.Factory.addGetterSetter(Konva.Node,"hue",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"saturation",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"value",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Factory.addGetterSetter(Konva.Node,"hue",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"saturation",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"luminance",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Filters.HSL=function(t){var e,i,n,a,r,o=t.data,s=o.length,h=Math.pow(2,this.saturation()),l=Math.abs(this.hue()+360)%360,c=127*this.luminance(),d=1*h*Math.cos(l*Math.PI/180),u=1*h*Math.sin(l*Math.PI/180),g=.299+.701*d+.167*u,f=.587-.587*d+.33*u,v=.114-.114*d-.497*u,p=.299-.299*d-.328*u,m=.587+.413*d+.035*u,_=.114-.114*d+.293*u,y=.299-.3*d+1.25*u,K=.587-.586*d-1.05*u,S=.114+.886*d-.2*u;for(e=0;e<s;e+=4)i=o[e+0],n=o[e+1],a=o[e+2],r=o[e+3],o[e+0]=g*i+f*n+v*a+c,o[e+1]=p*i+m*n+_*a+c,o[e+2]=y*i+K*n+S*a+c,o[e+3]=r}}(),function(){"use strict";Konva.Filters.Emboss=function(t){var e=10*this.embossStrength(),i=255*this.embossWhiteLevel(),n=this.embossDirection(),a=this.embossBlend(),r=0,o=0,s=t.data,h=t.width,l=t.height,c=4*h,d=l;switch(n){case"top-left":o=r=-1;break;case"top":r=-1,o=0;break;case"top-right":r=-1,o=1;break;case"right":r=0,o=1;break;case"bottom-right":o=r=1;break;case"bottom":r=1,o=0;break;case"bottom-left":o=-(r=1);break;case"left":r=0,o=-1;break;default:Konva.Util.error("Unknown emboss direction: "+n)}do{var u=(d-1)*c,g=r;d+g<1&&(g=0),l<d+g&&(g=0);var f=(d-1+g)*h*4,v=h;do{var p=u+4*(v-1),m=o;v+m<1&&(m=0),h<v+m&&(m=0);var _=f+4*(v-1+m),y=s[p]-s[_],K=s[p+1]-s[_+1],S=s[p+2]-s[_+2],b=y,x=0<b?b:-b;if(x<(0<K?K:-K)&&(b=K),x<(0<S?S:-S)&&(b=S),b*=e,a){var C=s[p]+b,w=s[p+1]+b,F=s[p+2]+b;s[p]=255<C?255:C<0?0:C,s[p+1]=255<w?255:w<0?0:w,s[p+2]=255<F?255:F<0?0:F}else{var T=i-b;T<0?T=0:255<T&&(T=255),s[p]=s[p+1]=s[p+2]=T}}while(--v)}while(--d)},Konva.Factory.addGetterSetter(Konva.Node,"embossStrength",.5,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"embossWhiteLevel",.5,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"embossDirection","top-left",null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"embossBlend",!1,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";function x(t,e,i,n,a){var r=i-e,o=a-n;return 0===r?n+o/2:0===o?n:o*((t-e)/r)+n}Konva.Filters.Enhance=function(t){var e,i,n,a,r=t.data,o=r.length,s=r[0],h=s,l=r[1],c=l,d=r[2],u=d,g=this.enhance();if(0!==g){for(a=0;a<o;a+=4)(e=r[a+0])<s?s=e:h<e&&(h=e),(i=r[a+1])<l?l=i:c<i&&(c=i),(n=r[a+2])<d?d=n:u<n&&(u=n);var f,v,p,m,_,y,K,S,b;for(h===s&&(h=255,s=0),c===l&&(c=255,l=0),u===d&&(u=255,d=0),0<g?(v=h+g*(255-h),p=s-g*(s-0),_=c+g*(255-c),y=l-g*(l-0),S=u+g*(255-u),b=d-g*(d-0)):(v=h+g*(h-(f=.5*(h+s))),p=s+g*(s-f),_=c+g*(c-(m=.5*(c+l))),y=l+g*(l-m),S=u+g*(u-(K=.5*(u+d))),b=d+g*(d-K)),a=0;a<o;a+=4)r[a+0]=x(r[a+0],s,h,p,v),r[a+1]=x(r[a+1],l,c,y,_),r[a+2]=x(r[a+2],d,u,b,S)}},Konva.Factory.addGetterSetter(Konva.Node,"enhance",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Posterize=function(t){var e,i=Math.round(254*this.levels())+1,n=t.data,a=n.length,r=255/i;for(e=0;e<a;e+=1)n[e]=Math.floor(n[e]/r)*r},Konva.Factory.addGetterSetter(Konva.Node,"levels",.5,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Noise=function(t){var e,i=255*this.noise(),n=t.data,a=n.length,r=i/2;for(e=0;e<a;e+=4)n[e+0]+=r-2*r*Math.random(),n[e+1]+=r-2*r*Math.random(),n[e+2]+=r-2*r*Math.random()},Konva.Factory.addGetterSetter(Konva.Node,"noise",.2,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Pixelate=function(t){var e,i,n,a,r,o,s,h,l,c,d,u,g,f,v=Math.ceil(this.pixelSize()),p=t.width,m=t.height,_=Math.ceil(p/v),y=Math.ceil(m/v);if(t=t.data,v<=0)Konva.Util.error("pixelSize value can not be <= 0");else for(u=0;u<_;u+=1)for(g=0;g<y;g+=1){for(l=(h=u*v)+v,d=(c=g*v)+v,f=s=o=r=a=0,e=h;e<l;e+=1)if(!(p<=e))for(i=c;i<d;i+=1)m<=i||(a+=t[(n=4*(p*i+e))+0],r+=t[n+1],o+=t[n+2],s+=t[n+3],f+=1);for(a/=f,r/=f,o/=f,s/=f,e=h;e<l;e+=1)if(!(p<=e))for(i=c;i<d;i+=1)m<=i||(t[(n=4*(p*i+e))+0]=a,t[n+1]=r,t[n+2]=o,t[n+3]=s)}},Konva.Factory.addGetterSetter(Konva.Node,"pixelSize",8,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Threshold=function(t){var e,i=255*this.threshold(),n=t.data,a=n.length;for(e=0;e<a;e+=1)n[e]=n[e]<i?0:255},Konva.Factory.addGetterSetter(Konva.Node,"threshold",.5,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";
+!function(){"use strict";var e=Math.PI/180,r={version:"2.4.1",stages:[],idCounter:0,ids:{},names:{},shapes:{},listenClickTap:!1,inDblClickWindow:!1,isBrowser:"undefined"!=typeof window&&("[object Window]"==={}.toString.call(window)||"[object global]"==={}.toString.call(window)),isUnminified:/comment/.test(function(){}),enableTrace:!1,traceArrMax:100,dblClickWindow:400,pixelRatio:void 0,dragDistance:3,angleDeg:!0,showWarnings:!0,Filters:{},isDragging:function(){var t=r.DD;return!!t&&t.isDragging},isDragReady:function(){var t=r.DD;return!!t&&!!t.node},_addId:function(t,e){e&&(this.ids[e]=t)},_removeId:function(t){void 0!==t&&delete this.ids[t]},_addName:function(t,e){e&&(this.names[e]||(this.names[e]=[]),this.names[e].push(t))},_removeName:function(t,e){if(t){var i=this.names[t];if(i){for(var n=0;n<i.length;n++){i[n]._id===e&&i.splice(n,1)}0===i.length&&delete this.names[t]}}},getAngle:function(t){return this.angleDeg?t*e:t},_detectIE:function(t){var e=t.indexOf("msie ");if(0<e)return parseInt(t.substring(e+5,t.indexOf(".",e)),10);if(0<t.indexOf("trident/")){var i=t.indexOf("rv:");return parseInt(t.substring(i+3,t.indexOf(".",i)),10)}var n=t.indexOf("edge/");return 0<n&&parseInt(t.substring(n+5,t.indexOf(".",n)),10)},_parseUA:function(t){var e=t.toLowerCase(),i=/(chrome)[ /]([\w.]+)/.exec(e)||/(webkit)[ /]([\w.]+)/.exec(e)||/(opera)(?:.*version|)[ /]([\w.]+)/.exec(e)||/(msie) ([\w.]+)/.exec(e)||e.indexOf("compatible")<0&&/(mozilla)(?:.*? rv:([\w.]+)|)/.exec(e)||[],n=!!t.match(/Android|BlackBerry|iPhone|iPad|iPod|Opera Mini|IEMobile/i),a=!!t.match(/IEMobile/i);return{browser:i[1]||"",version:i[2]||"0",isIE:r._detectIE(e),mobile:n,ieMobile:a}},UA:void 0},t="undefined"!=typeof global?global:"undefined"!=typeof window?window:"undefined"!=typeof WorkerGlobalScope?self:{};r.UA=r._parseUA(t.navigator&&t.navigator.userAgent||""),t.Konva&&console.error("Konva instance is already exist in current eviroment. Please use only one instance."),(t.Konva=r).global=t,r.window=t,r.document=t.document,"object"==typeof exports?module.exports=r:"function"==typeof define&&define.amd&&define(function(){return r})}(),function(){"use strict";Konva.Collection=function(){var t=[].slice.call(arguments),e=t.length,i=0;for(this.length=e;i<e;i++)this[i]=t[i];return this},Konva.Collection.prototype=[],Konva.Collection.prototype.each=function(t){for(var e=0;e<this.length;e++)t(this[e],e)},Konva.Collection.prototype.toArray=function(){var t,e=[],i=this.length;for(t=0;t<i;t++)e.push(this[t]);return e},Konva.Collection.toCollection=function(t){var e,i=new Konva.Collection,n=t.length;for(e=0;e<n;e++)i.push(t[e]);return i},Konva.Collection._mapMethod=function(n){Konva.Collection.prototype[n]=function(){var t,e=this.length,i=[].slice.call(arguments);for(t=0;t<e;t++)this[t][n].apply(this[t],i);return this}},Konva.Collection.mapMethods=function(t){var e=t.prototype;for(var i in 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i,n;if(t)if(this._isElement(t))e(t);else if(this._isString(t))(i=new Konva.window.Image).onload=function(){e(i)},i.src=t;else if(t.data){(n=Konva.Util.createCanvasElement()).width=t.width,n.height=t.height,n.getContext("2d").putImageData(t,0,0),this._getImage(n.toDataURL(),e)}else e(null);else e(null)},_getRGBAString:function(t){return["rgba(",t.red||0,",",t.green||0,",",t.blue||0,",",t.alpha||1,")"].join("")},_rgbToHex:function(t,e,i){return((1<<24)+(t<<16)+(e<<8)+i).toString(16).slice(1)},_hexToRgb:function(t){t=t.replace("#","");var e=parseInt(t,16);return{r:e>>16&255,g:e>>8&255,b:255&e}},getRandomColor:function(){for(var t=(16777215*Math.random()<<0).toString(16);t.length<6;)t="0"+t;return"#"+t},get:function(t,e){return void 0===t?e:t},getRGB:function(t){var e;return t in a?{r:(e=a[t])[0],g:e[1],b:e[2]}:"#"===t[0]?this._hexToRgb(t.substring(1)):"rgb("===t.substr(0,4)?(e=r.exec(t.replace(/ /g,"")),{r:parseInt(e[1],10),g:parseInt(e[2],10),b:parseInt(e[3],10)}):{r:0,g:0,b:0}},colorToRGBA:function(t){return t=t||"black",Konva.Util._namedColorToRBA(t)||Konva.Util._hex3ColorToRGBA(t)||Konva.Util._hex6ColorToRGBA(t)||Konva.Util._rgbColorToRGBA(t)||Konva.Util._rgbaColorToRGBA(t)},_namedColorToRBA:function(t){var e=a[t.toLowerCase()];return e?{r:e[0],g:e[1],b:e[2],a:1}:null},_rgbColorToRGBA:function(t){if(0===t.indexOf("rgb(")){var e=(t=t.match(/rgb\(([^)]+)\)/)[1]).split(/ *, */).map(Number);return{r:e[0],g:e[1],b:e[2],a:1}}},_rgbaColorToRGBA:function(t){if(0===t.indexOf("rgba(")){var e=(t=t.match(/rgba\(([^)]+)\)/)[1]).split(/ *, */).map(Number);return{r:e[0],g:e[1],b:e[2],a:e[3]}}},_hex6ColorToRGBA:function(t){if("#"===t[0]&&7===t.length)return{r:parseInt(t.slice(1,3),16),g:parseInt(t.slice(3,5),16),b:parseInt(t.slice(5,7),16),a:1}},_hex3ColorToRGBA:function(t){if("#"===t[0]&&4===t.length)return{r:parseInt(t[1]+t[1],16),g:parseInt(t[2]+t[2],16),b:parseInt(t[3]+t[3],16),a:1}},_merge:function(t,e){var i=this._clone(e);for(var n in t)this._isObject(t[n])?i[n]=this._merge(t[n],i[n]):i[n]=t[n];return i},haveIntersection:function(t,e){return!(e.x>t.x+t.width||e.x+e.width<t.x||e.y>t.y+t.height||e.y+e.height<t.y)},cloneObject:function(t){var e={};for(var i in t)this._isObject(t[i])?e[i]=this.cloneObject(t[i]):this._isArray(t[i])?e[i]=this.cloneArray(t[i]):e[i]=t[i];return e},cloneArray:function(t){return t.slice(0)},_degToRad:function(t){return t*e},_radToDeg:function(t){return t*i},_capitalize:function(t){return t.charAt(0).toUpperCase()+t.slice(1)},throw:function(t){throw new Error(n+t)},error:function(t){console.error(n+t)},warn:function(t){Konva.global.console&&console.warn&&Konva.showWarnings&&console.warn("Konva warning: "+t)},extend:function(t,e){function i(){this.constructor=t}i.prototype=e.prototype;var n=t.prototype;for(var a in t.prototype=new i,n)n.hasOwnProperty(a)&&(t.prototype[a]=n[a]);t.__super__=e.prototype,t.super=e},addMethods:function(t,e){var i;for(i in e)t.prototype[i]=e[i]},_getControlPoints:function(t,e,i,n,a,r,o){var s=Math.sqrt(Math.pow(i-t,2)+Math.pow(n-e,2)),h=Math.sqrt(Math.pow(a-i,2)+Math.pow(r-n,2)),l=o*s/(s+h),c=o*h/(s+h);return[i-l*(a-t),n-l*(r-e),i+c*(a-t),n+c*(r-e)]},_expandPoints:function(t,e){var i,n,a=t.length,r=[];for(i=2;i<a-2;i+=2)n=Konva.Util._getControlPoints(t[i-2],t[i-1],t[i],t[i+1],t[i+2],t[i+3],e),r.push(n[0]),r.push(n[1]),r.push(t[i]),r.push(t[i+1]),r.push(n[2]),r.push(n[3]);return r},_removeLastLetter:function(t){return t.substring(0,t.length-1)},each:function(t,e){for(var i in t)e(i,t[i])},_inRange:function(t,e,i){return e<=t&&t<i},_getProjectionToSegment:function(t,e,i,n,a,r){var o,s,h,l=(t-i)*(t-i)+(e-n)*(e-n);if(0==l)o=t,s=e,h=(a-i)*(a-i)+(r-n)*(r-n);else{var c=((a-t)*(i-t)+(r-e)*(n-e))/l;h=c<0?((o=t)-a)*(t-a)+((s=e)-r)*(e-r):1<c?((o=i)-a)*(i-a)+((s=n)-r)*(n-r):((o=t+c*(i-t))-a)*(o-a)+((s=e+c*(n-e))-r)*(s-r)}return[o,s,h]},_getProjectionToLine:function(s,h,l){var c=Konva.Util.cloneObject(s),d=Number.MAX_VALUE;return h.forEach(function(t,e){if(l||e!==h.length-1){var i=h[(e+1)%h.length],n=Konva.Util._getProjectionToSegment(t.x,t.y,i.x,i.y,s.x,s.y),a=n[0],r=n[1],o=n[2];o<d&&(c.x=a,c.y=r,d=o)}}),c},_prepareArrayForTween:function(t,e,i){var n,a=[],r=[];if(t.length>e.length){var o=e;e=t,t=o}for(n=0;n<t.length;n+=2)a.push({x:t[n],y:t[n+1]});for(n=0;n<e.length;n+=2)r.push({x:e[n],y:e[n+1]});var s=[];return r.forEach(function(t){var e=Konva.Util._getProjectionToLine(t,a,i);s.push(e.x),s.push(e.y)}),s},_prepareToStringify:function(t){var e;for(var i in t.visitedByCircularReferenceRemoval=!0,t)if(t.hasOwnProperty(i)&&t[i]&&"object"==typeof t[i])if(e=Object.getOwnPropertyDescriptor(t,i),t[i].visitedByCircularReferenceRemoval||Konva.Util._isElement(t[i])){if(!e.configurable)return null;delete t[i]}else if(null===Konva.Util._prepareToStringify(t[i])){if(!e.configurable)return null;delete t[i]}return delete t.visitedByCircularReferenceRemoval,t}}}(),function(){"use strict";var i;Konva.Canvas=function(t){this.init(t)},Konva.Canvas.prototype={init:function(t){var e=(t||{}).pixelRatio||Konva.pixelRatio||function(){if(i)return i;var t=Konva.Util.createCanvasElement().getContext("2d");return i=(Konva.window.devicePixelRatio||1)/(t.webkitBackingStorePixelRatio||t.mozBackingStorePixelRatio||t.msBackingStorePixelRatio||t.oBackingStorePixelRatio||t.backingStorePixelRatio||1)}();this.pixelRatio=e,this._canvas=Konva.Util.createCanvasElement(),this._canvas.style.padding=0,this._canvas.style.margin=0,this._canvas.style.border=0,this._canvas.style.background="transparent",this._canvas.style.position="absolute",this._canvas.style.top=0,this._canvas.style.left=0},getContext:function(){return this.context},getPixelRatio:function(){return this.pixelRatio},setPixelRatio:function(t){var e=this.pixelRatio;this.pixelRatio=t,this.setSize(this.getWidth()/e,this.getHeight()/e)},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)},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)},getWidth:function(){return this.width},getHeight:function(){return this.height},setSize:function(t,e){this.setWidth(t),this.setHeight(e)},toDataURL:function(t,e){try{return this._canvas.toDataURL(t,e)}catch(t){try{return this._canvas.toDataURL()}catch(t){return Konva.Util.warn("Unable to get data URL. 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s=["arc","arcTo","beginPath","bezierCurveTo","clearRect","clip","closePath","createLinearGradient","createPattern","createRadialGradient","drawImage","fill","fillText","getImageData","createImageData","lineTo","moveTo","putImageData","quadraticCurveTo","rect","restore","rotate","save","scale","setLineDash","setTransform","stroke","strokeText","transform","translate"];Konva.Context=function(t){this.init(t)},Konva.Context.prototype={init:function(t){this.canvas=t,this._context=t._canvas.getContext("2d"),Konva.enableTrace&&(this.traceArr=[],this._enableTrace())},fillShape:function(t){t.getFillEnabled()&&this._fill(t)},strokeShape:function(t){t.getStrokeEnabled()&&this._stroke(t)},fillStrokeShape:function(t){t.getFillEnabled()&&this._fill(t),t.getStrokeEnabled()&&this._stroke(t)},getTrace:function(t){var e,i,n,a,r=this.traceArr,o=r.length,s="";for(e=0;e<o;e++)(n=(i=r[e]).method)?(a=i.args,s+=n,t?s+="()":Konva.Util._isArray(a[0])?s+="(["+a.join(",")+"])":s+="("+a.join(",")+")"):(s+=i.property,t||(s+="="+i.val)),s+=";";return s},clearTrace:function(){this.traceArr=[]},_trace:function(t){var e=this.traceArr;e.push(t),e.length>=Konva.traceArrMax&&e.shift()},reset:function(){var t=this.getCanvas().getPixelRatio();this.setTransform(1*t,0,0,1*t,0,0)},getCanvas:function(){return this.canvas},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)},_applyLineCap:function(t){var e=t.getLineCap();e&&this.setAttr("lineCap",e)},_applyOpacity:function(t){var e=t.getAbsoluteOpacity();1!==e&&this.setAttr("globalAlpha",e)},_applyLineJoin:function(t){var e=t.getLineJoin();e&&this.setAttr("lineJoin",e)},setAttr:function(t,e){this._context[t]=e},arc:function(){var t=arguments;this._context.arc(t[0],t[1],t[2],t[3],t[4],t[5])},beginPath:function(){this._context.beginPath()},bezierCurveTo:function(){var t=arguments;this._context.bezierCurveTo(t[0],t[1],t[2],t[3],t[4],t[5])},clearRect:function(){var t=arguments;this._context.clearRect(t[0],t[1],t[2],t[3])},clip:function(){this._context.clip()},closePath:function(){this._context.closePath()},createImageData:function(){var t=arguments;return 2===t.length?this._context.createImageData(t[0],t[1]):1===t.length?this._context.createImageData(t[0]):void 0},createLinearGradient:function(){var t=arguments;return this._context.createLinearGradient(t[0],t[1],t[2],t[3])},createPattern:function(){var t=arguments;return this._context.createPattern(t[0],t[1])},createRadialGradient:function(){var t=arguments;return this._context.createRadialGradient(t[0],t[1],t[2],t[3],t[4],t[5])},drawImage:function(){var t=arguments,e=this._context;3===t.length?e.drawImage(t[0],t[1],t[2]):5===t.length?e.drawImage(t[0],t[1],t[2],t[3],t[4]):9===t.length&&e.drawImage(t[0],t[1],t[2],t[3],t[4],t[5],t[6],t[7],t[8])},isPointInPath:function(t,e){return this._context.isPointInPath(t,e)},fill:function(){this._context.fill()},fillRect:function(t,e,i,n){this._context.fillRect(t,e,i,n)},strokeRect:function(t,e,i,n){this._context.strokeRect(t,e,i,n)},fillText:function(){var t=arguments;this._context.fillText(t[0],t[1],t[2])},measureText:function(t){return this._context.measureText(t)},getImageData:function(){var t=arguments;return this._context.getImageData(t[0],t[1],t[2],t[3])},lineTo:function(){var t=arguments;this._context.lineTo(t[0],t[1])},moveTo:function(){var t=arguments;this._context.moveTo(t[0],t[1])},rect:function(){var t=arguments;this._context.rect(t[0],t[1],t[2],t[3])},putImageData:function(){var t=arguments;this._context.putImageData(t[0],t[1],t[2])},quadraticCurveTo:function(){var t=arguments;this._context.quadraticCurveTo(t[0],t[1],t[2],t[3])},restore:function(){this._context.restore()},rotate:function(){var t=arguments;this._context.rotate(t[0])},save:function(){this._context.save()},scale:function(){var t=arguments;this._context.scale(t[0],t[1])},setLineDash:function(){var t=arguments,e=this._context;this._context.setLineDash?e.setLineDash(t[0]):"mozDash"in e?e.mozDash=t[0]:"webkitLineDash"in e&&(e.webkitLineDash=t[0])},getLineDash:function(){return this._context.getLineDash()},setTransform:function(){var t=arguments;this._context.setTransform(t[0],t[1],t[2],t[3],t[4],t[5])},stroke:function(){this._context.stroke()},strokeText:function(){var t=arguments;this._context.strokeText(t[0],t[1],t[2])},transform:function(){var t=arguments;this._context.transform(t[0],t[1],t[2],t[3],t[4],t[5])},translate:function(){var t=arguments;this._context.translate(t[0],t[1])},_enableTrace:function(){var t,n,a=this,e=s.length,r=Konva.Util._simplifyArray,i=this.setAttr,o=function(t){var e,i=a[t];a[t]=function(){return n=r(Array.prototype.slice.call(arguments,0)),e=i.apply(a,arguments),a._trace({method:t,args:n}),e}};for(t=0;t<e;t++)o(s[t]);a.setAttr=function(){i.apply(a,arguments);var t=arguments[0],e=arguments[1];"shadowOffsetX"!==t&&"shadowOffsetY"!==t&&"shadowBlur"!==t||(e/=this.canvas.getPixelRatio()),a._trace({property:t,val:e})}}},["fillStyle","strokeStyle","shadowColor","shadowBlur","shadowOffsetX","shadowOffsetY","lineCap","lineDashOffset","lineJoin","lineWidth","miterLimit","font","textAlign","textBaseline","globalAlpha","globalCompositeOperation"].forEach(function(e){Object.defineProperty(Konva.Context.prototype,e,{get:function(){return this._context[e]},set:function(t){this._context[e]=t}})}),Konva.SceneContext=function(t){Konva.Context.call(this,t)},Konva.SceneContext.prototype={_fillColor:function(t){var e=t.fill();this.setAttr("fillStyle",e),t._fillFunc(this)},_fillPattern:function(t){var e=t.getFillPatternX(),i=t.getFillPatternY(),n=t.getFillPatternScale(),a=Konva.getAngle(t.getFillPatternRotation()),r=t.getFillPatternOffset();(e||i)&&this.translate(e||0,i||0),a&&this.rotate(a),n&&this.scale(n.x,n.y),r&&this.translate(-1*r.x,-1*r.y),this.setAttr("fillStyle",this.createPattern(t.getFillPatternImage(),t.getFillPatternRepeat()||"repeat")),this.fill()},_fillLinearGradient:function(t){var e=t.getFillLinearGradientStartPoint(),i=t.getFillLinearGradientEndPoint(),n=t.getFillLinearGradientColorStops(),a=this.createLinearGradient(e.x,e.y,i.x,i.y);if(n){for(var r=0;r<n.length;r+=2)a.addColorStop(n[r],n[r+1]);this.setAttr("fillStyle",a),t._fillFunc(this)}},_fillRadialGradient:function(t){for(var e=t.getFillRadialGradientStartPoint(),i=t.getFillRadialGradientEndPoint(),n=t.getFillRadialGradientStartRadius(),a=t.getFillRadialGradientEndRadius(),r=t.getFillRadialGradientColorStops(),o=this.createRadialGradient(e.x,e.y,n,i.x,i.y,a),s=0;s<r.length;s+=2)o.addColorStop(r[s],r[s+1]);this.setAttr("fillStyle",o),this.fill()},_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 a=t.getFillLinearGradientColorStops();if(a&&"linear-gradient"===i)this._fillLinearGradient(t);else{var r=t.getFillRadialGradientColorStops();r&&"radial-gradient"===i?this._fillRadialGradient(t):e?this._fillColor(t):n?this._fillPattern(t):a?this._fillLinearGradient(t):r&&this._fillRadialGradient(t)}}}},_strokeLinearGradient:function(t){var e=t.getStrokeLinearGradientStartPoint(),i=t.getStrokeLinearGradientEndPoint(),n=t.getStrokeLinearGradientColorStops(),a=this.createLinearGradient(e.x,e.y,i.x,i.y);if(n){for(var r=0;r<n.length;r+=2)a.addColorStop(n[r],n[r+1]);this.setAttr("strokeStyle",a)}},_stroke:function(t){var e=t.dash(),i=t.getStrokeScaleEnabled()||t instanceof Konva.Text;t.hasStroke()&&(i||(this.save(),this.setTransform(1,0,0,1,0,0)),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())},_applyShadow:function(t){var e=Konva.Util,i=e.get(t.getShadowRGBA(),"black"),n=e.get(t.getShadowBlur(),5),a=e.get(t.getShadowOffset(),{x:0,y:0}),r=t.getAbsoluteScale(),o=this.canvas.getPixelRatio(),s=r.x*o,h=r.y*o;this.setAttr("shadowColor",i),this.setAttr("shadowBlur",n*Math.min(Math.abs(s),Math.abs(h))),this.setAttr("shadowOffsetX",a.x*s),this.setAttr("shadowOffsetY",a.y*h)},_applyGlobalCompositeOperation:function(t){var e=t.getGlobalCompositeOperation();"source-over"!==e&&this.setAttr("globalCompositeOperation",e)}},Konva.Util.extend(Konva.SceneContext,Konva.Context),Konva.HitContext=function(t){Konva.Context.call(this,t)},Konva.HitContext.prototype={_fill:function(t){this.save(),this.setAttr("fillStyle",t.colorKey),t._fillFuncHit(this),this.restore()},_stroke:function(t){if(t.hasStroke()&&t.strokeHitEnabled()){var e=t.getStrokeScaleEnabled()||t instanceof Konva.Text;e||(this.save(),this.setTransform(1,0,0,1,0,0)),this._applyLineCap(t),this.setAttr("lineWidth",t.strokeWidth()),this.setAttr("strokeStyle",t.colorKey),t._strokeFuncHit(this),e||this.restore()}}},Konva.Util.extend(Konva.HitContext,Konva.Context)}(),function(){"use strict";var d="get",u="set";Konva.Factory={addGetterSetter:function(t,e,i,n,a){this.addGetter(t,e,i),this.addSetter(t,e,n,a),this.addOverloadedGetterSetter(t,e)},addGetter:function(t,e,i){var n=d+Konva.Util._capitalize(e);t.prototype[n]=function(){var t=this.attrs[e];return void 0===t?i:t}},addSetter:function(t,e,i,n){var a=u+Konva.Util._capitalize(e);t.prototype[a]=function(t){return i&&null!=t&&(t=i.call(this,t,e)),this._setAttr(e,t),n&&n.call(this),this}},addComponentsGetterSetter:function(t,n,e,a,r){var i,o,s=e.length,h=Konva.Util._capitalize,l=d+h(n),c=u+h(n);t.prototype[l]=function(){var t={};for(i=0;i<s;i++)t[o=e[i]]=this.getAttr(n+h(o));return t},t.prototype[c]=function(t){var e,i=this.attrs[n];for(e in a&&(t=a.call(this,t)),t)t.hasOwnProperty(e)&&this._setAttr(n+h(e),t[e]);return this._fireChangeEvent(n,i,t),r&&r.call(this),this},this.addOverloadedGetterSetter(t,n)},addOverloadedGetterSetter:function(t,e){var i=Konva.Util._capitalize(e),n=u+i,a=d+i;t.prototype[e]=function(){return arguments.length?(this[n](arguments[0]),this):this[a]()}},addDeprecatedGetterSetter:function(t,e,i,n){Konva.Util.error("Adding deprecated "+e);var a=d+Konva.Util._capitalize(e),r=e+" property is deprecated and will be removed soon. Look at Konva change log for more information.";t.prototype[a]=function(){Konva.Util.error(r);var t=this.attrs[e];return void 0===t?i:t},this.addSetter(t,e,n,function(){Konva.Util.error(r)}),this.addOverloadedGetterSetter(t,e)},backCompat:function(o,t){Konva.Util.each(t,function(t,e){var i=o.prototype[e],n=d+Konva.Util._capitalize(t),a=u+Konva.Util._capitalize(t);function r(){i.apply(this,arguments),Konva.Util.error('"'+t+'" method is deprecated and will be removed soon. Use ""'+e+'" instead.')}o.prototype[t]=r,o.prototype[n]=r,o.prototype[a]=r})},afterSetFilter:function(){this._filterUpToDate=!1}},Konva.Validators={RGBComponent:function(t){return 255<t?255:t<0?0:Math.round(t)},alphaComponent:function(t){return 1<t?1:t<1e-4?1e-4:t},_formatValue:function(t){return Konva.Util._isString(t)?'"'+t+'"':"[object Number]"===Object.prototype.toString.call(t)?t:Konva.Util._isBoolean(t)?t:Object.prototype.toString.call(t)},getNumberValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isNumber(t)||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a number.'),t}},getNumberOrAutoValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isNumber(t)||"auto"===t||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a number or "auto".'),t}},getStringValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isString(t)||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a string.'),t}},getFunctionValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isFunction(t)||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a function.'),t}},getNumberArrayValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isArray(t)?t.forEach(function(t){Konva.Util._isNumber(t)||Konva.Util.warn('"'+e+'" attribute has non numeric element '+t+". Make sure that all elements are numbers.")}):Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a array of numbers.'),t}},getBooleanValidator:function(){if(Konva.isUnminified)return function(t,e){return!0===t||!1===t||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a boolean.'),t}}}}(),function(v){"use strict";var p="absoluteOpacity",i="absoluteTransform",m="absoluteScale",e="listening",r="mouseenter",o="mouseleave",l="Shape",n="transform",a="visible",c=["id"],s=["xChange.konva","yChange.konva","scaleXChange.konva","scaleYChange.konva","skewXChange.konva","skewYChange.konva","rotationChange.konva","offsetXChange.konva","offsetYChange.konva","transformsEnabledChange.konva"].join(" "),h=["scaleXChange.konva","scaleYChange.konva"].join(" ");v.Node=function(t){this._init(t)},v.Util.addMethods(v.Node,{_init:function(t){this._id=v.idCounter++,this.eventListeners={},this.attrs={},this._cache={},this._filterUpToDate=!1,this._isUnderCache=!1,this.setAttrs(t),this.on(s,function(){this._clearCache(n),this._clearSelfAndDescendantCache(i)}),this.on(h,function(){this._clearSelfAndDescendantCache(m)}),this.on("visibleChange.konva",function(){this._clearSelfAndDescendantCache(a)}),this.on("listeningChange.konva",function(){this._clearSelfAndDescendantCache(e)}),this.on("opacityChange.konva",function(){this._clearSelfAndDescendantCache(p)})},_clearCache:function(t){t?delete this._cache[t]:this._cache={}},_getCache:function(t,e){return void 0===this._cache[t]&&(this._cache[t]=e.call(this)),this._cache[t]},_clearSelfAndDescendantCache:function(e){this._clearCache(e),this.children&&this.getChildren().each(function(t){t._clearSelfAndDescendantCache(e)})},clearCache:function(){return delete this._cache.canvas,this._filterUpToDate=!1,this},cache:function(t){var e=t||{},i=this.getClientRect({skipTransform:!0,relativeTo:this.getParent()}),n=e.width||i.width,a=e.height||i.height,r=e.pixelRatio,o=e.x||i.x,s=e.y||i.y,h=e.offset||0,l=e.drawBorder||!1;if(n&&a){n+=2*h,a+=2*h,o-=h,s-=h;var c=new v.SceneCanvas({pixelRatio:r,width:n,height:a}),d=new v.SceneCanvas({pixelRatio:r,width:n,height:a}),u=new v.HitCanvas({pixelRatio:1,width:n,height:a}),g=c.getContext(),f=u.getContext();return u.isCache=!0,this.clearCache(),g.save(),f.save(),g.translate(-o,-s),f.translate(-o,-s),this._isUnderCache=!0,this._clearSelfAndDescendantCache(p),this._clearSelfAndDescendantCache(m),this.drawScene(c,this,!0),this.drawHit(u,this,!0),this._isUnderCache=!1,g.restore(),f.restore(),l&&(g.save(),g.beginPath(),g.rect(0,0,n,a),g.closePath(),g.setAttr("strokeStyle","red"),g.setAttr("lineWidth",5),g.stroke(),g.restore()),this._cache.canvas={scene:c,filter:d,hit:u,x:o,y:s},this}v.Util.error("Can not cache the node. Width or height of the node equals 0. Caching is skipped.")},getClientRect:function(){throw new Error('abstract "getClientRect" method call')},_transformedRect:function(t,e){var i,n,a,r,o=[{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 o.forEach(function(t){var e=s.point(t);void 0===i&&(i=a=e.x,n=r=e.y),i=Math.min(i,e.x),n=Math.min(n,e.y),a=Math.max(a,e.x),r=Math.max(r,e.y)}),{x:i,y:n,width:a-i,height:r-n}},_drawCachedSceneCanvas:function(t){t.save(),t._applyOpacity(this),t._applyGlobalCompositeOperation(this),t.translate(this._cache.canvas.x,this._cache.canvas.y);var e=this._getCachedSceneCanvas(),i=e.pixelRatio;t.drawImage(e._canvas,0,0,e.width/i,e.height/i),t.restore()},_drawCachedHitCanvas:function(t){var e=this._cache.canvas.hit;t.save(),t.translate(this._cache.canvas.x,this._cache.canvas.y),t.drawImage(e._canvas,0,0),t.restore()},_getCachedSceneCanvas:function(){var t,e,i,n,a=this.filters(),r=this._cache.canvas,o=r.scene,s=r.filter,h=s.getContext();if(a){if(!this._filterUpToDate){var l=o.pixelRatio;try{for(t=a.length,h.clear(),h.drawImage(o._canvas,0,0,o.getWidth()/l,o.getHeight()/l),e=h.getImageData(0,0,s.getWidth(),s.getHeight()),i=0;i<t;i++)"function"==typeof(n=a[i])?(n.call(this,e),h.putImageData(e,0,0)):v.Util.error("Filter should be type of function, but got "+typeof n+" insted. Please check correct filters")}catch(t){v.Util.error("Unable to apply filter. "+t.message)}this._filterUpToDate=!0}return s}return o},on:function(t,e){if(3===arguments.length)return this._delegate.apply(this,arguments);var i,n,a,r,o=t.split(" "),s=o.length;for(i=0;i<s;i++)a=(n=o[i].split("."))[0],r=n[1]||"",this.eventListeners[a]||(this.eventListeners[a]=[]),this.eventListeners[a].push({name:r,handler:e});return this},off:function(t,e){var i,n,a,r,o,s=(t||"").split(" "),h=s.length;if(!t)for(n in this.eventListeners)this._off(n);for(i=0;i<h;i++)if(r=(a=s[i].split("."))[0],o=a[1],r)this.eventListeners[r]&&this._off(r,o,e);else for(n in this.eventListeners)this._off(n,o,e);return this},dispatchEvent:function(t){var e={target:this,type:t.type,evt:t};return this.fire(t.type,e),this},addEventListener:function(t,e){return this.on(t,function(t){e.call(this,t.evt)}),this},removeEventListener:function(t){return this.off(t),this},_delegate:function(t,n,a){var r=this;this.on(t,function(t){for(var e=t.target.findAncestors(n,!0,r),i=0;i<e.length;i++)(t=v.Util.cloneObject(t)).currentTarget=e[i],a.call(e[i],t)})},remove:function(){var t=this.getParent();return t&&t.children&&(t.children.splice(this.index,1),t._setChildrenIndices(),delete this.parent),this._clearSelfAndDescendantCache("stage"),this._clearSelfAndDescendantCache(i),this._clearSelfAndDescendantCache(a),this._clearSelfAndDescendantCache(e),this._clearSelfAndDescendantCache(p),this},destroy:function(){v._removeId(this.getId());for(var t=(this.getName()||"").split(/\s/g),e=0;e<t.length;e++){var i=t[e];v._removeName(i,this._id)}return this.remove(),this},getAttr:function(t){var e="get"+v.Util._capitalize(t);return v.Util._isFunction(this[e])?this[e]():this.attrs[t]},getAncestors:function(){for(var t=this.getParent(),e=new v.Collection;t;)e.push(t),t=t.getParent();return e},getAttrs:function(){return this.attrs||{}},setAttrs:function(t){var e,i;if(!t)return this;for(e in t)"children"!==e&&(i="set"+v.Util._capitalize(e),v.Util._isFunction(this[i])?this[i](t[e]):this._setAttr(e,t[e]));return this},isListening:function(){return this._getCache(e,this._isListening)},_isListening:function(){var t=this.getListening(),e=this.getParent();return"inherit"===t?!e||e.isListening():t},isVisible:function(){return this._getCache(a,this._isVisible)},_isVisible:function(t){var e=this.getVisible(),i=this.getParent();return t===i&&"inherit"===e||(t===i?e:"inherit"===e?!i||i._isVisible(t):e)},shouldDrawHit:function(){var t=this.getLayer();return!t&&this.isListening()&&this.isVisible()||t&&t.hitGraphEnabled()&&this.isListening()&&this.isVisible()},show:function(){return this.setVisible(!0),this},hide:function(){return this.setVisible(!1),this},getZIndex:function(){return this.index||0},getAbsoluteZIndex:function(){var i,n,a,r,o=this.getDepth(),s=this,h=0;return"Stage"!==s.nodeType&&function t(e){for(i=[],n=e.length,a=0;a<n;a++)r=e[a],h++,r.nodeType!==l&&(i=i.concat(r.getChildren().toArray())),r._id===s._id&&(a=n);0<i.length&&i[0].getDepth()<=o&&t(i)}(s.getStage().getChildren()),h},getDepth:function(){for(var t=0,e=this.parent;e;)t++,e=e.parent;return t},setPosition:function(t){return this.setX(t.x),this.setY(t.y),this},getPosition:function(){return{x:this.getX(),y:this.getY()}},getAbsolutePosition:function(t){var e=this.getAbsoluteTransform(t).getMatrix(),i=new v.Transform,n=this.offset();return i.m=e.slice(),i.translate(n.x,n.y),i.getTranslation()},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},_setTransform:function(t){var e;for(e in t)this.attrs[e]=t[e];this._clearCache(n),this._clearSelfAndDescendantCache(i)},_clearTransform:function(){var t={x:this.getX(),y:this.getY(),rotation:this.getRotation(),scaleX:this.getScaleX(),scaleY:this.getScaleY(),offsetX:this.getOffsetX(),offsetY:this.getOffsetY(),skewX:this.getSkewX(),skewY:this.getSkewY()};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(n),this._clearSelfAndDescendantCache(i),t},move:function(t){var e=t.x,i=t.y,n=this.getX(),a=this.getY();return void 0!==e&&(n+=e),void 0!==i&&(a+=i),this.setPosition({x:n,y:a}),this},_eachAncestorReverse:function(t,e){var i,n,a=[],r=this.getParent();if(e&&e._id===this._id)t(this);else{for(a.unshift(this);r&&(!e||r._id!==e._id);)a.unshift(r),r=r.parent;for(i=a.length,n=0;n<i;n++)t(a[n])}},rotate:function(t){return this.setRotation(this.getRotation()+t),this},moveToTop:function(){if(!this.parent)return v.Util.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},moveUp:function(){if(!this.parent)return v.Util.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)},moveDown:function(){if(!this.parent)return v.Util.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)},moveToBottom:function(){if(!this.parent)return v.Util.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)},setZIndex:function(t){if(!this.parent)return v.Util.warn("Node has no parent. zIndex parameter is ignored."),!1;var e=this.index;return this.parent.children.splice(e,1),this.parent.children.splice(t,0,this),this.parent._setChildrenIndices(),this},getAbsoluteOpacity:function(){return this._getCache(p,this._getAbsoluteOpacity)},_getAbsoluteOpacity:function(){var t=this.getOpacity(),e=this.getParent();return e&&!e._isUnderCache&&(t*=this.getParent().getAbsoluteOpacity()),t},moveTo:function(t){return this.getParent()!==t&&((this.__originalRemove||this.remove).call(this),t.add(this)),this},toObject:function(){var t,e,i,n={},a=this.getAttrs();for(t in n.attrs={},a)e=a[t],i="function"==typeof this[t]&&this[t],delete a[t],(i?i.call(this):null)!==(a[t]=e)&&(n.attrs[t]=e);return n.className=this.getClassName(),v.Util._prepareToStringify(n)},toJSON:function(){return JSON.stringify(this.toObject())},getParent:function(){return this.parent},findAncestors:function(t,e,i){var n=[];e&&this._isMatch(t)&&n.push(this);for(var a=this.parent;a;){if(a===i)return n;a._isMatch(t)&&n.push(a),a=a.parent}return n},findAncestor:function(t,e,i){return this.findAncestors(t,e,i)[0]},_isMatch:function(t){if(!t)return!1;var e,i,n=t.replace(/ /g,"").split(","),a=n.length;for(e=0;e<a;e++)if(i=n[e],v.Util.isValidSelector(i)||(v.Util.warn('Selector "'+i+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".'),v.Util.warn('If you have a custom shape with such className, please change it to start with upper letter like "Triangle".'),v.Util.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(0!==this._get(i).length)return!0;return!1},getLayer:function(){var t=this.getParent();return t?t.getLayer():null},getStage:function(){return this._getCache("stage",this._getStage)},_getStage:function(){var t=this.getParent();return t?t.getStage():void 0},fire:function(t,e,i){return(e=e||{}).target=e.target||this,i?this._fireAndBubble(t,e):this._fire(t,e),this},getAbsoluteTransform:function(t){return t?this._getAbsoluteTransform(t):this._getCache(i,this._getAbsoluteTransform)},_getAbsoluteTransform:function(t){var i=new v.Transform;return this._eachAncestorReverse(function(t){var e=t.transformsEnabled();"all"===e?i.multiply(t.getTransform()):"position"===e&&i.translate(t.getX()-t.getOffsetX(),t.getY()-t.getOffsetY())},t),i},getAbsoluteScale:function(t){return t?this._getAbsoluteScale(t):this._getCache(m,this._getAbsoluteScale)},_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}},getTransform:function(){return this._getCache(n,this._getTransform)},_getTransform:function(){var t=new v.Transform,e=this.getX(),i=this.getY(),n=v.getAngle(this.getRotation()),a=this.getScaleX(),r=this.getScaleY(),o=this.getSkewX(),s=this.getSkewY(),h=this.getOffsetX(),l=this.getOffsetY();return 0===e&&0===i||t.translate(e,i),0!==n&&t.rotate(n),0===o&&0===s||t.skew(o,s),1===a&&1===r||t.scale(a,r),0===h&&0===l||t.translate(-1*h,-1*l),t},clone:function(t){var e,i,n,a,r,o=v.Util.cloneObject(this.attrs);for(var s in c){delete o[c[s]]}for(e in t)o[e]=t[e];var h=new this.constructor(o);for(e in this.eventListeners)for(n=(i=this.eventListeners[e]).length,a=0;a<n;a++)(r=i[a]).name.indexOf("konva")<0&&(h.eventListeners[e]||(h.eventListeners[e]=[]),h.eventListeners[e].push(r));return h},_toKonvaCanvas:function(t){t=t||{};var e=this.getClientRect(),i=this.getStage(),n=void 0!==t.x?t.x:e.x,a=void 0!==t.y?t.y:e.y,r=t.pixelRatio||1,o=new v.SceneCanvas({width:t.width||e.width||(i?i.getWidth():0),height:t.height||e.height||(i?i.getHeight():0),pixelRatio:r}),s=o.getContext();return s.save(),(n||a)&&s.translate(-1*n,-1*a),this.drawScene(o),s.restore(),o},toCanvas:function(t){return this._toKonvaCanvas(t)._canvas},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},toImage:function(t){if(!t||!t.callback)throw"callback required for toImage method config argument";var e=t.callback;delete t.callback,v.Util._getImage(this.toDataURL(t),function(t){e(t)})},setSize:function(t){return this.setWidth(t.width),this.setHeight(t.height),this},getSize:function(){return{width:this.getWidth(),height:this.getHeight()}},getWidth:function(){return this.attrs.width||0},getHeight:function(){return this.attrs.height||0},getClassName:function(){return this.className||this.nodeType},getType:function(){return this.nodeType},getDragDistance:function(){return void 0!==this.attrs.dragDistance?this.attrs.dragDistance:this.parent?this.parent.getDragDistance():v.dragDistance},_get:function(t){return this.className===t||this.nodeType===t?[this]:[]},_off:function(t,e,i){var n,a,r,o=this.eventListeners[t];for(n=0;n<o.length;n++)if(a=o[n].name,r=o[n].handler,!("konva"===a&&"konva"!==e||e&&a!==e||i&&i!==r)){if(o.splice(n,1),0===o.length){delete this.eventListeners[t];break}n--}},_fireChangeEvent:function(t,e,i){this._fire(t+"Change",{oldVal:e,newVal:i})},setId:function(t){var e=this.getId();return v._removeId(e),v._addId(this,t),this._setAttr("id",t),this},setName:function(t){var e,i,n=(this.getName()||"").split(/\s/g),a=(t||"").split(/\s/g);for(i=0;i<n.length;i++)e=n[i],-1===a.indexOf(e)&&e&&v._removeName(e,this._id);for(i=0;i<a.length;i++)e=a[i],-1===n.indexOf(e)&&e&&v._addName(this,e);return this._setAttr("name",t),this},addName:function(t){if(!this.hasName(t)){var e=this.name(),i=e?e+" "+t:t;this.setName(i)}return this},hasName:function(t){return-1!==(this.name()||"").split(/\s/g).indexOf(t)},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},setAttr:function(t,e){var i=this["set"+v.Util._capitalize(t)];return v.Util._isFunction(i)?i.call(this,e):this._setAttr(t,e),this},_setAttr:function(t,e){var i;(i=this.attrs[t])===e&&!v.Util.isObject(e)||(null==e?delete this.attrs[t]:this.attrs[t]=e,this._fireChangeEvent(t,i,e))},_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))},_fireAndBubble:function(t,e,i){var n=!0;if(e&&this.nodeType===l&&(e.target=this),t===r&&i&&(this._id===i._id||this.isAncestorOf&&this.isAncestorOf(i))?n=!1:t===o&&i&&(this._id===i._id||this.isAncestorOf&&this.isAncestorOf(i))&&(n=!1),n){this._fire(t,e);var a=(t===r||t===o)&&i&&i.isAncestorOf&&i.isAncestorOf(this)&&!i.isAncestorOf(this.parent);(e&&!e.cancelBubble||!e)&&this.parent&&this.parent.isListening()&&!a&&(i&&i.parent?this._fireAndBubble.call(this.parent,t,e,i.parent):this._fireAndBubble.call(this.parent,t,e))}},_fire:function(t,e){var i,n=this.eventListeners[t];if((e=e||{}).currentTarget=this,e.type=t,n)for(i=0;i<n.length;i++)n[i].handler.call(this,e)},draw:function(){return this.drawScene(),this.drawHit(),this}}),v.Node.create=function(t,e){return v.Util._isString(t)&&(t=JSON.parse(t)),this._createNode(t,e)},v.Node._createNode=function(t,e){var i,n,a,r=v.Node.prototype.getClassName.call(t),o=t.children;if(e&&(t.attrs.container=e),i=new v[r](t.attrs),o)for(n=o.length,a=0;a<n;a++)i.add(this._createNode(o[a]));return i},v.Factory.addOverloadedGetterSetter(v.Node,"position"),v.Factory.addGetterSetter(v.Node,"x",0,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"y",0,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"globalCompositeOperation","source-over",v.Validators.getStringValidator()),v.Factory.addGetterSetter(v.Node,"opacity",1,v.Validators.getNumberValidator()),v.Factory.addGetter(v.Node,"name"),v.Factory.addOverloadedGetterSetter(v.Node,"name"),v.Factory.addGetter(v.Node,"id"),v.Factory.addOverloadedGetterSetter(v.Node,"id"),v.Factory.addGetterSetter(v.Node,"rotation",0,v.Validators.getNumberValidator()),v.Factory.addComponentsGetterSetter(v.Node,"scale",["x","y"]),v.Factory.addGetterSetter(v.Node,"scaleX",1,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"scaleY",1,v.Validators.getNumberValidator()),v.Factory.addComponentsGetterSetter(v.Node,"skew",["x","y"]),v.Factory.addGetterSetter(v.Node,"skewX",0,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"skewY",0,v.Validators.getNumberValidator()),v.Factory.addComponentsGetterSetter(v.Node,"offset",["x","y"]),v.Factory.addGetterSetter(v.Node,"offsetX",0,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"offsetY",0,v.Validators.getNumberValidator()),v.Factory.addSetter(v.Node,"dragDistance",v.Validators.getNumberValidator()),v.Factory.addOverloadedGetterSetter(v.Node,"dragDistance"),v.Factory.addSetter(v.Node,"width",v.Validators.getNumberValidator()),v.Factory.addOverloadedGetterSetter(v.Node,"width"),v.Factory.addSetter(v.Node,"height",v.Validators.getNumberValidator()),v.Factory.addOverloadedGetterSetter(v.Node,"height"),v.Factory.addGetterSetter(v.Node,"listening","inherit",function(t){return!0===t||!1===t||"inherit"===t||v.Util.warn(t+' is a not valid value for "listening" attribute. The value may be true, false or "inherit".'),t}),v.Factory.addGetterSetter(v.Node,"preventDefault",!0,v.Validators.getBooleanValidator()),v.Factory.addGetterSetter(v.Node,"filters",null,function(t){return this._filterUpToDate=!1,t}),v.Factory.addGetterSetter(v.Node,"visible","inherit",function(t){return!0===t||!1===t||"inherit"===t||v.Util.warn(t+' is a not valid value for "visible" attribute. The value may be true, false or "inherit".'),t}),v.Factory.addGetterSetter(v.Node,"transformsEnabled","all",v.Validators.getStringValidator()),v.Factory.addOverloadedGetterSetter(v.Node,"size"),v.Factory.backCompat(v.Node,{rotateDeg:"rotate",setRotationDeg:"setRotation",getRotationDeg:"getRotation"}),v.Collection.mapMethods(v.Node)}(Konva),function(){"use strict";Konva.Filters.Grayscale=function(t){var e,i,n=t.data,a=n.length;for(e=0;e<a;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}}(),function(t){"use strict";t.Filters.Brighten=function(t){var e,i=255*this.brightness(),n=t.data,a=n.length;for(e=0;e<a;e+=4)n[e]+=i,n[e+1]+=i,n[e+2]+=i},t.Factory.addGetterSetter(t.Node,"brightness",0,t.Validators.getNumberValidator(),t.Factory.afterSetFilter)}(Konva),function(){"use strict";Konva.Filters.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]}}(),function(t){"use strict";function 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B=[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],z=[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];t.Filters.Blur=function(t){var e=Math.round(this.blurRadius());0<e&&function(t,e){var i,n,a,r,o,s,h,l,c,d,u,g,f,v,p,m,_,y,K,S,b,x,C,w,F=t.data,T=t.width,P=t.height,A=e+e+1,M=T-1,k=P-1,G=e+1,N=G*(G+1)/2,R=new E,D=null,L=R,O=null,V=null,U=B[e],I=z[e];for(a=1;a<A;a++)L=L.next=new E,a===G&&(D=L);for(L.next=R,h=s=0,n=0;n<P;n++){for(m=_=y=K=l=c=d=u=0,g=G*(S=F[s]),f=G*(b=F[s+1]),v=G*(x=F[s+2]),p=G*(C=F[s+3]),l+=N*S,c+=N*b,d+=N*x,u+=N*C,L=R,a=0;a<G;a++)L.r=S,L.g=b,L.b=x,L.a=C,L=L.next;for(a=1;a<G;a++)r=s+((M<a?M:a)<<2),l+=(L.r=S=F[r])*(w=G-a),c+=(L.g=b=F[r+1])*w,d+=(L.b=x=F[r+2])*w,u+=(L.a=C=F[r+3])*w,m+=S,_+=b,y+=x,K+=C,L=L.next;for(O=R,V=D,i=0;i<T;i++)F[s+3]=C=u*U>>I,0!==C?(C=255/C,F[s]=(l*U>>I)*C,F[s+1]=(c*U>>I)*C,F[s+2]=(d*U>>I)*C):F[s]=F[s+1]=F[s+2]=0,l-=g,c-=f,d-=v,u-=p,g-=O.r,f-=O.g,v-=O.b,p-=O.a,r=h+((r=i+e+1)<M?r:M)<<2,l+=m+=O.r=F[r],c+=_+=O.g=F[r+1],d+=y+=O.b=F[r+2],u+=K+=O.a=F[r+3],O=O.next,g+=S=V.r,f+=b=V.g,v+=x=V.b,p+=C=V.a,m-=S,_-=b,y-=x,K-=C,V=V.next,s+=4;h+=T}for(i=0;i<T;i++){for(_=y=K=m=c=d=u=l=0,g=G*(S=F[s=i<<2]),f=G*(b=F[s+1]),v=G*(x=F[s+2]),p=G*(C=F[s+3]),l+=N*S,c+=N*b,d+=N*x,u+=N*C,L=R,a=0;a<G;a++)L.r=S,L.g=b,L.b=x,L.a=C,L=L.next;for(o=T,a=1;a<=e;a++)s=o+i<<2,l+=(L.r=S=F[s])*(w=G-a),c+=(L.g=b=F[s+1])*w,d+=(L.b=x=F[s+2])*w,u+=(L.a=C=F[s+3])*w,m+=S,_+=b,y+=x,K+=C,L=L.next,a<k&&(o+=T);for(s=i,O=R,V=D,n=0;n<P;n++)F[3+(r=s<<2)]=C=u*U>>I,0<C?(C=255/C,F[r]=(l*U>>I)*C,F[r+1]=(c*U>>I)*C,F[r+2]=(d*U>>I)*C):F[r]=F[r+1]=F[r+2]=0,l-=g,c-=f,d-=v,u-=p,g-=O.r,f-=O.g,v-=O.b,p-=O.a,r=i+((r=n+G)<k?r:k)*T<<2,l+=m+=O.r=F[r],c+=_+=O.g=F[r+1],d+=y+=O.b=F[r+2],u+=K+=O.a=F[r+3],O=O.next,g+=S=V.r,f+=b=V.g,v+=x=V.b,p+=C=V.a,m-=S,_-=b,y-=x,K-=C,V=V.next,s+=T}}(t,e)},t.Factory.addGetterSetter(t.Node,"blurRadius",0,t.Validators.getNumberValidator(),t.Factory.afterSetFilter)}(Konva),function(){"use strict";function d(t,e,i){var n=4*(i*t.width+e),a=[];return a.push(t.data[n++],t.data[n++],t.data[n++],t.data[n++]),a}function u(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))}Konva.Filters.Mask=function(t){var e=function(t,e){var i=d(t,0,0),n=d(t,t.width-1,0),a=d(t,0,t.height-1),r=d(t,t.width-1,t.height-1),o=e||10;if(u(i,n)<o&&u(n,r)<o&&u(r,a)<o&&u(a,i)<o){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,r,a]),h=[],l=0;l<t.width*t.height;l++){var c=u(s,[t.data[4*l],t.data[4*l+1],t.data[4*l+2]]);h[l]=c<o?0:255}return h}}(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],a=Math.round(Math.sqrt(n.length)),r=Math.floor(a/2),o=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var l=s*e+h,c=0,d=0;d<a;d++)for(var u=0;u<a;u++){var g=s+d-r,f=h+u-r;if(0<=g&&g<i&&0<=f&&f<e){var v=n[d*a+u];c+=t[g*e+f]*v}}o[l]=c}return o}(e=function(t,e,i){for(var n=[1,1,1,1,1,1,1,1,1],a=Math.round(Math.sqrt(n.length)),r=Math.floor(a/2),o=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var l=s*e+h,c=0,d=0;d<a;d++)for(var u=0;u<a;u++){var g=s+d-r,f=h+u-r;if(0<=g&&g<i&&0<=f&&f<e){var v=n[d*a+u];c+=t[g*e+f]*v}}o[l]=1020<=c?255:0}return o}(e=function(t,e,i){for(var n=[1,1,1,1,0,1,1,1,1],a=Math.round(Math.sqrt(n.length)),r=Math.floor(a/2),o=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var l=s*e+h,c=0,d=0;d<a;d++)for(var u=0;u<a;u++){var g=s+d-r,f=h+u-r;if(0<=g&&g<i&&0<=f&&f<e){var v=n[d*a+u];c+=t[g*e+f]*v}}o[l]=2040===c?255:0}return o}(e,t.width,t.height),t.width,t.height),t.width,t.height)),t},Konva.Factory.addGetterSetter(Konva.Node,"threshold",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.RGB=function(t){var e,i,n=t.data,a=n.length,r=this.red(),o=this.green(),s=this.blue();for(e=0;e<a;e+=4)i=(.34*n[e]+.5*n[e+1]+.16*n[e+2])/255,n[e]=i*r,n[e+1]=i*o,n[e+2]=i*s,n[e+3]=n[e+3]},Konva.Factory.addGetterSetter(Konva.Node,"red",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),Konva.Factory.addGetterSetter(Konva.Node,"green",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),Konva.Factory.addGetterSetter(Konva.Node,"blue",0,Konva.Validators.RGBComponent,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.RGBA=function(t){var e,i,n=t.data,a=n.length,r=this.red(),o=this.green(),s=this.blue(),h=this.alpha();for(e=0;e<a;e+=4)i=1-h,n[e]=r*h+n[e]*i,n[e+1]=o*h+n[e+1]*i,n[e+2]=s*h+n[e+2]*i},Konva.Factory.addGetterSetter(Konva.Node,"red",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),Konva.Factory.addGetterSetter(Konva.Node,"green",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),Konva.Factory.addGetterSetter(Konva.Node,"blue",0,Konva.Validators.RGBComponent,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"alpha",1,function(t){return this._filterUpToDate=!1,1<t?1:t<0?0:t})}(),function(){"use strict";Konva.Filters.HSV=function(t){var e,i,n,a,r,o=t.data,s=o.length,h=Math.pow(2,this.value()),l=Math.pow(2,this.saturation()),c=Math.abs(this.hue()+360)%360,d=h*l*Math.cos(c*Math.PI/180),u=h*l*Math.sin(c*Math.PI/180),g=.299*h+.701*d+.167*u,f=.587*h-.587*d+.33*u,v=.114*h-.114*d-.497*u,p=.299*h-.299*d-.328*u,m=.587*h+.413*d+.035*u,_=.114*h-.114*d+.293*u,y=.299*h-.3*d+1.25*u,K=.587*h-.586*d-1.05*u,S=.114*h+.886*d-.2*u;for(e=0;e<s;e+=4)i=o[e+0],n=o[e+1],a=o[e+2],r=o[e+3],o[e+0]=g*i+f*n+v*a,o[e+1]=p*i+m*n+_*a,o[e+2]=y*i+K*n+S*a,o[e+3]=r},Konva.Factory.addGetterSetter(Konva.Node,"hue",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"saturation",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"value",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Factory.addGetterSetter(Konva.Node,"hue",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"saturation",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"luminance",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Filters.HSL=function(t){var e,i,n,a,r,o=t.data,s=o.length,h=Math.pow(2,this.saturation()),l=Math.abs(this.hue()+360)%360,c=127*this.luminance(),d=1*h*Math.cos(l*Math.PI/180),u=1*h*Math.sin(l*Math.PI/180),g=.299+.701*d+.167*u,f=.587-.587*d+.33*u,v=.114-.114*d-.497*u,p=.299-.299*d-.328*u,m=.587+.413*d+.035*u,_=.114-.114*d+.293*u,y=.299-.3*d+1.25*u,K=.587-.586*d-1.05*u,S=.114+.886*d-.2*u;for(e=0;e<s;e+=4)i=o[e+0],n=o[e+1],a=o[e+2],r=o[e+3],o[e+0]=g*i+f*n+v*a+c,o[e+1]=p*i+m*n+_*a+c,o[e+2]=y*i+K*n+S*a+c,o[e+3]=r}}(),function(){"use strict";Konva.Filters.Emboss=function(t){var e=10*this.embossStrength(),i=255*this.embossWhiteLevel(),n=this.embossDirection(),a=this.embossBlend(),r=0,o=0,s=t.data,h=t.width,l=t.height,c=4*h,d=l;switch(n){case"top-left":o=r=-1;break;case"top":r=-1,o=0;break;case"top-right":r=-1,o=1;break;case"right":r=0,o=1;break;case"bottom-right":o=r=1;break;case"bottom":r=1,o=0;break;case"bottom-left":o=-(r=1);break;case"left":r=0,o=-1;break;default:Konva.Util.error("Unknown emboss direction: "+n)}do{var u=(d-1)*c,g=r;d+g<1&&(g=0),l<d+g&&(g=0);var f=(d-1+g)*h*4,v=h;do{var p=u+4*(v-1),m=o;v+m<1&&(m=0),h<v+m&&(m=0);var _=f+4*(v-1+m),y=s[p]-s[_],K=s[p+1]-s[_+1],S=s[p+2]-s[_+2],b=y,x=0<b?b:-b;if(x<(0<K?K:-K)&&(b=K),x<(0<S?S:-S)&&(b=S),b*=e,a){var C=s[p]+b,w=s[p+1]+b,F=s[p+2]+b;s[p]=255<C?255:C<0?0:C,s[p+1]=255<w?255:w<0?0:w,s[p+2]=255<F?255:F<0?0:F}else{var T=i-b;T<0?T=0:255<T&&(T=255),s[p]=s[p+1]=s[p+2]=T}}while(--v)}while(--d)},Konva.Factory.addGetterSetter(Konva.Node,"embossStrength",.5,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"embossWhiteLevel",.5,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"embossDirection","top-left",null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"embossBlend",!1,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";function x(t,e,i,n,a){var r=i-e,o=a-n;return 0===r?n+o/2:0===o?n:o*((t-e)/r)+n}Konva.Filters.Enhance=function(t){var e,i,n,a,r=t.data,o=r.length,s=r[0],h=s,l=r[1],c=l,d=r[2],u=d,g=this.enhance();if(0!==g){for(a=0;a<o;a+=4)(e=r[a+0])<s?s=e:h<e&&(h=e),(i=r[a+1])<l?l=i:c<i&&(c=i),(n=r[a+2])<d?d=n:u<n&&(u=n);var f,v,p,m,_,y,K,S,b;for(h===s&&(h=255,s=0),c===l&&(c=255,l=0),u===d&&(u=255,d=0),0<g?(v=h+g*(255-h),p=s-g*(s-0),_=c+g*(255-c),y=l-g*(l-0),S=u+g*(255-u),b=d-g*(d-0)):(v=h+g*(h-(f=.5*(h+s))),p=s+g*(s-f),_=c+g*(c-(m=.5*(c+l))),y=l+g*(l-m),S=u+g*(u-(K=.5*(u+d))),b=d+g*(d-K)),a=0;a<o;a+=4)r[a+0]=x(r[a+0],s,h,p,v),r[a+1]=x(r[a+1],l,c,y,_),r[a+2]=x(r[a+2],d,u,b,S)}},Konva.Factory.addGetterSetter(Konva.Node,"enhance",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Posterize=function(t){var e,i=Math.round(254*this.levels())+1,n=t.data,a=n.length,r=255/i;for(e=0;e<a;e+=1)n[e]=Math.floor(n[e]/r)*r},Konva.Factory.addGetterSetter(Konva.Node,"levels",.5,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Noise=function(t){var e,i=255*this.noise(),n=t.data,a=n.length,r=i/2;for(e=0;e<a;e+=4)n[e+0]+=r-2*r*Math.random(),n[e+1]+=r-2*r*Math.random(),n[e+2]+=r-2*r*Math.random()},Konva.Factory.addGetterSetter(Konva.Node,"noise",.2,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Pixelate=function(t){var e,i,n,a,r,o,s,h,l,c,d,u,g,f,v=Math.ceil(this.pixelSize()),p=t.width,m=t.height,_=Math.ceil(p/v),y=Math.ceil(m/v);if(t=t.data,v<=0)Konva.Util.error("pixelSize value can not be <= 0");else for(u=0;u<_;u+=1)for(g=0;g<y;g+=1){for(l=(h=u*v)+v,d=(c=g*v)+v,f=s=o=r=a=0,e=h;e<l;e+=1)if(!(p<=e))for(i=c;i<d;i+=1)m<=i||(a+=t[(n=4*(p*i+e))+0],r+=t[n+1],o+=t[n+2],s+=t[n+3],f+=1);for(a/=f,r/=f,o/=f,s/=f,e=h;e<l;e+=1)if(!(p<=e))for(i=c;i<d;i+=1)m<=i||(t[(n=4*(p*i+e))+0]=a,t[n+1]=r,t[n+2]=o,t[n+3]=s)}},Konva.Factory.addGetterSetter(Konva.Node,"pixelSize",8,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Threshold=function(t){var e,i=255*this.threshold(),n=t.data,a=n.length;for(e=0;e<a;e+=1)n[e]=n[e]<i?0:255},Konva.Factory.addGetterSetter(Konva.Node,"threshold",.5,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";
 /**
    * Sepia Filter
    * Based on: Pixastic Lib - Sepia filter - v0.1.0
diff --git a/src/Node.js b/src/Node.js
index 42f7eb76..acfe5273 100644
--- a/src/Node.js
+++ b/src/Node.js
@@ -809,10 +809,11 @@
      * @memberof Konva.Node.prototype
      * @returns {Boolean}
      */
-    shouldDrawHit: function(canvas) {
+    shouldDrawHit: function() {
       var layer = this.getLayer();
+
       return (
-        (canvas && canvas.isCache) ||
+        (!layer && this.isListening() && this.isVisible()) ||
         (layer &&
           layer.hitGraphEnabled() &&
           this.isListening() &&
diff --git a/test/unit/Node-cache-test.js b/test/unit/Node-cache-test.js
index 72c9eccd..67b4e6b7 100644
--- a/test/unit/Node-cache-test.js
+++ b/test/unit/Node-cache-test.js
@@ -869,4 +869,105 @@ suite('Caching', function() {
     compareLayerAndCanvas(layer, canvas, 5);
     assert.equal(stage.getIntersection({ x: 150, y: 100 }), rect);
   });
+
+  it('listening false on a shape should not create hit area', function() {
+    var stage = addStage();
+
+    var layer = new Konva.Layer();
+    stage.add(layer);
+
+    var bigCircle = new Konva.Circle({
+      x: 100,
+      y: 100,
+      radius: 100,
+      fill: 'green'
+    });
+
+    layer.add(bigCircle);
+
+    var smallCircle = new Konva.Circle({
+      x: 100,
+      y: 100,
+      radius: 50,
+      fill: 'red',
+      listening: false
+    });
+
+    layer.add(smallCircle);
+    smallCircle.cache();
+    layer.draw();
+
+    var shape = stage.getIntersection({ x: 100, y: 100 });
+    assert.equal(shape, bigCircle);
+  });
+
+  it('listening false on a shape inside group should not create hit area', function() {
+    var stage = addStage();
+
+    var layer = new Konva.Layer();
+    stage.add(layer);
+
+    var group = new Konva.Group();
+    layer.add(group);
+
+    var bigCircle = new Konva.Circle({
+      x: 100,
+      y: 100,
+      radius: 100,
+      fill: 'green'
+    });
+
+    group.add(bigCircle);
+
+    var smallCircle = new Konva.Circle({
+      x: 100,
+      y: 100,
+      radius: 50,
+      fill: 'red',
+      listening: false
+    });
+
+    group.add(smallCircle);
+    group.cache();
+
+    layer.draw();
+    var shape = stage.getIntersection({ x: 100, y: 100 });
+    assert.equal(shape, bigCircle);
+  });
+  it('listening false on a group inside a group should not create hit area', function() {
+    var stage = addStage();
+
+    var layer = new Konva.Layer();
+    stage.add(layer);
+
+    var group = new Konva.Group();
+    layer.add(group);
+
+    var bigCircle = new Konva.Circle({
+      x: 100,
+      y: 100,
+      radius: 100,
+      fill: 'green'
+    });
+    group.add(bigCircle);
+
+    var innerGroup = new Konva.Group({
+      listening: false
+    });
+    group.add(innerGroup);
+
+    var smallCircle = new Konva.Circle({
+      x: 100,
+      y: 100,
+      radius: 50,
+      fill: 'red'
+    });
+
+    innerGroup.add(smallCircle);
+    group.cache();
+
+    layer.draw();
+    var shape = stage.getIntersection({ x: 100, y: 100 });
+    assert.equal(shape, bigCircle);
+  });
 });