konva/konva.min.js

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/*
   * Konva JavaScript Framework v3.1.3
   * http://konvajs.org/
   * Licensed under the MIT
   * Date: Wed Feb 27 2019
   *
   * 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=t.getLineJoin();e&&this.setAttr("lineJoin",e)},t.prototype.setAttr=function(t,e){this._context[t]=e},t.prototype.arc=function(t,e,i,n,r,a){this._context.arc(t,e,i,n,r,a)},t.prototype.arcTo=function(t,e,i,n,r,a){this._context.arc(t,e,i,n,r,a)},t.prototype.beginPath=function(){this._context.beginPath()},t.prototype.bezierCurveTo=function(t,e,i,n,r,a){this._context.bezierCurveTo(t,e,i,n,r,a)},t.prototype.clearRect=function(t,e,i,n){this._context.clearRect(t,e,i,n)},t.prototype.clip=function(){this._context.clip()},t.prototype.closePath=function(){this._context.closePath()},t.prototype.createImageData=function(t,e){var i=arguments;return 2===i.length?this._context.createImageData(t,e):1===i.length?this._context.createImageData(t):void 0},t.prototype.createLinearGradient=function(t,e,i,n){return this._context.createLinearGradient(t,e,i,n)},t.prototype.createPattern=function(t,e){return this._context.createPattern(t,e)},t.prototype.createRadialGradient=function(t,e,i,n,r,a){return this._context.createRadialGradient(t,e,i,n,r,a)},t.prototype.drawImage=function(t,e,i,n,r,a,o,s,h){var l=arguments,c=this._context;3===l.length?c.drawImage(t,e,i):5===l.length?c.drawImage(t,e,i,n,r):9===l.length&&c.drawImage(t,e,i,n,r,a,o,s,h)},t.prototype.isPointInPath=function(t,e){return this._context.isPointInPath(t,e)},t.prototype.fill=function(){this._context.fill()},t.prototype.fillRect=function(t,e,i,n){this._context.fillRect(t,e,i,n)},t.prototype.strokeRect=function(t,e,i,n){this._context.strokeRect(t,e,i,n)},t.prototype.fillText=function(t,e,i){this._context.fillText(t,e,i)},t.prototype.measureText=function(t){return this._context.measureText(t)},t.prototype.getImageData=function(t,e,i,n){return this._context.getImageData(t,e,i,n)},t.prototype.lineTo=function(t,e){this._context.lineTo(t,e)},t.prototype.moveTo=function(t,e){this._context.moveTo(t,e)},t.prototype.rect=function(t,e,i,n){this._context.rect(t,e,i,n)},t.prototype.putImageData=function(t,e,i){this._context.putImageData(t,e,i)},t.prototype.quadraticCurveTo=function(t,e,i,n){this._context.quadraticCurveTo(t,e,i,n)},t.prototype.restore=function(){this._context.restore()},t.prototype.rotate=function(t){this._context.rotate(t)},t.prototype.save=function(){this._context.save()},t.prototype.scale=function(t,e){this._context.scale(t,e)},t.prototype.setLineDash=function(t){this._context.setLineDash?this._context.setLineDash(t):"mozDash"in this._context?this._context.mozDash=t:"webkitLineDash"in this._context&&(this._context.webkitLineDash=t)},t.prototype.getLineDash=function(){return this._context.getLineDash()},t.prototype.setTransform=function(t,e,i,n,r,a){this._context.setTransform(t,e,i,n,r,a)},t.prototype.stroke=function(){this._context.stroke()},t.prototype.strokeText=function(t,e,i,n){this._context.strokeText(t,e,i,n)},t.prototype.transform=function(t,e,i,n,r,a){this._context.transform(t,e,i,n,r,a)},t.prototype.translate=function(t,e){this._context.translate(t,e)},t.prototype._enableTrace=function(){var t,n,r=this,e=A.length,a=D._simplifyArray,i=this.setAttr,o=function(t){var e,i=r[t];r[t]=function(){return n=a(Array.prototype.slice.call(arguments,0)),e=i.apply(r,arguments),r._trace({method:t,args:n}),e}};for(t=0;t<e;t++)o(A[t]);r.setAttr=function(){i.apply(r,arguments);var t=arguments[0],e=arguments[1];"shadowOffsetX"!==t&&"shadowOffsetY"!==t&&"shadowBlur"!==t||(e/=this.canvas.getPixelRatio()),r._trace({property:t,val:e})}},t.prototype._applyGlobalCompositeOperation=function(t){var e=t.getGlobalCompositeOperation();"source-over"!==e&&this.setAttr("globalCompositeOperation",e)},t}();["fillStyle","strokeStyle","shadowColor","shadowBlur","shadowOffsetX","shadowOffsetY","lineCap","lineDashOffset","lineJoin","lineWidth","miterLimit","font","textAlign","textBaseline","globalAlpha","globalCompositeOperation"].forEach(function(e){Object.defineProperty(R.prototype,e,{get:function(){return this._context[e]},set:function(t){this._context[e]=t}})});var I,F=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return G(e,t),e.prototype._fillColor=function(t){var e=t.fill();this.setAttr("fillStyle",e),t._fillFunc(this)},e.prototype._fillPattern=function(t){var e=t.getFillPatternX(),i=t.getFillPatternY(),n=t.getFillPatternScaleX(),r=t.getFillPatternScaleY(),a=L(t.getFillPatternRotation()),o=t.getFillPatternOffsetX(),s=t.getFillPatternOffsetY();(e||i)&&this.translate(e||0,i||0),a&&this.rotate(a),(n||r)&&this.scale(n,r),(o||s)&&this.translate(-1*o,-1*s),this.setAttr("fillStyle",t._getFillPattern()),t._fillFunc(this)},e.prototype._fillLinearGradient=function(t){var e=t._getLinearGradient();e&&(this.setAttr("fillStyle",e),t._fillFunc(this))},e.prototype._fillRadialGradient=function(t){var e=t._getRadialGradient();e&&(this.setAttr("fillStyle",e),t._fillFunc(this))},e.prototype._fill=function(t){var e=t.fill(),i=t.getFillPriority();if(e&&"color"===i)this._fillColor(t);else{var n=t.getFillPatternImage();if(n&&"pattern"===i)this._fillPattern(t);else{var r=t.getFillLinearGradientColorStops();if(r&&"linear-gradient"===i)this._fillLinearGradient(t);else{var 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X={},j={},U=function(t,e){t&&X[t]===e&&delete X[t]},q=function(t,e){if(t){var i=j[t];if(i){for(var n=0;n<i.length;n++){i[n]._id===e&&i.splice(n,1)}0===i.length&&delete j[t]}}},V="absoluteOpacity",K="absoluteTransform",Q="absoluteScale",J="canvas",Z="listening",$="mouseenter",tt="mouseleave",et="transform",it="visible",nt=["id"],rt=["xChange.konva","yChange.konva","scaleXChange.konva","scaleYChange.konva","skewXChange.konva","skewYChange.konva","rotationChange.konva","offsetXChange.konva","offsetYChange.konva","transformsEnabledChange.konva"].join(" "),at=["scaleXChange.konva","scaleYChange.konva"].join(" "),ot=new c,st=1,ht=function(){function s(t){this._id=st++,this.eventListeners={},this.attrs={},this.index=0,this.parent=null,this._cache=new Map,this._lastPos=null,this._filterUpToDate=!1,this._isUnderCache=!1,this.children=ot,this.setAttrs(t),this.on(rt,function(){this._clearCache(et),this._clearSelfAndDescendantCache(K)}),this.on(at,function(){this._clearSelfAndDescendantCache(Q)}),this.on("visibleChange.konva",function(){this._clearSelfAndDescendantCache(it)}),this.on("listeningChange.konva",function(){this._clearSelfAndDescendantCache(Z)}),this.on("opacityChange.konva",function(){this._clearSelfAndDescendantCache(V)})}return s.prototype.hasChildren=function(){return!1},s.prototype.getChildren=function(){return ot},s.prototype._clearCache=function(t){t?this._cache.delete(t):this._cache.clear()},s.prototype._getCache=function(t,e){var i=this._cache.get(t);return void 0===i&&(i=e.call(this),this._cache.set(t,i)),i},s.prototype._getCanvasCache=function(){return this._cache.get(J)},s.prototype._clearSelfAndDescendantCache=function(e){this._clearCache(e),this._getCanvasCache()||this.children&&this.children.each(function(t){t._clearSelfAndDescendantCache(e)})},s.prototype.clearCache=function(){return this._cache.delete(J),this._clearSelfAndDescendantCache(),this},s.prototype.cache=function(t){var e=t||{},i={};void 0!==e.x&&void 0!==e.y&&void 0!==e.width&&void 0!==e.height||(i=this.getClientRect({skipTransform:!0,relativeTo:this.getParent()}));var n=e.width||i.width,r=e.height||i.height,a=e.pixelRatio,o=void 0===e.x?i.x:e.x,s=void 0===e.y?i.y:e.y,h=e.offset||0,l=e.drawBorder||!1;if(n&&r){o-=h,s-=h;var c=new B({pixelRatio:a,width:n+=2*h,height:r+=2*h}),d=new B({pixelRatio:a,width:n,height:r}),p=new N({pixelRatio:1,width:n,height:r}),u=c.getContext(),f=p.getContext();return p.isCache=!0,this._cache.delete("canvas"),this._filterUpToDate=!1,u.save(),f.save(),u.translate(-o,-s),f.translate(-o,-s),this._isUnderCache=!0,this._clearSelfAndDescendantCache(V),this._clearSelfAndDescendantCache(Q),this.drawScene(c,this,!0),this.drawHit(p,this,!0),this._isUnderCache=!1,u.restore(),f.restore(),l&&(u.save(),u.beginPath(),u.rect(0,0,n,r),u.closePath(),u.setAttr("strokeStyle","red"),u.setAttr("lineWidth",5),u.stroke(),u.restore()),this._cache.set(J,{scene:c,filter:d,hit:p,x:o,y:s}),this}D.error("Can not cache the node. Width or height of the node equals 0. Caching is skipped.")},s.prototype.getClientRect=function(t){throw new Error('abstract "getClientRect" method call')},s.prototype._transformedRect=function(t,e){var i,n,r,a,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=r=e.x,n=a=e.y),i=Math.min(i,e.x),n=Math.min(n,e.y),r=Math.max(r,e.x),a=Math.max(a,e.y)}),{x:i,y:n,width:r-i,height:a-n}},s.prototype._drawCachedSceneCanvas=function(t){t.save(),t._applyOpacity(this),t._applyGlobalCompositeOperation(this);var e=this._getCanvasCache();t.translate(e.x,e.y);var i=this._getCachedSceneCanvas(),n=i.pixelRatio;t.drawImage(i._canvas,0,0,i.width/n,i.height/n),t.restore()},s.prototype._drawCachedHitCanvas=function(t){var e=this._getCanvasCache(),i=e.hit;t.save(),t._applyGlobalCompositeOperation(this),t.translate(e.x,e.y),t.drawImage(i._canvas,0,0),t.restore()},s.prototype._getCachedSceneCanvas=function(){var t,e,i,n,r=this.filters(),a=this._getCanvasCache(),o=a.scene,s=a.filter,h=s.getContext();if(r){if(!this._filterUpToDate){var l=o.pixelRatio;try{for(t=r.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=r[i])?(n.call(this,e),h.putImageData(e,0,0)):D.error("Filter should be type of function, but got "+typeof n+" insted. Please check correct filters")}catch(t){D.error("Unable to apply filter. "+t.message)}this._filterUpToDate=!0}return s}return o},s.prototype.on=function(t,e){if(3===arguments.length)return this._delegate.apply(this,arguments);var i,n,r,a,o=t.split(" "),s=o.length;for(i=0;i<s;i++)r=(n=o[i].split("."))[0],a=n[1]||"",this.eventListeners[r]||(this.eventListeners[r]=[]),this.eventListeners[r].push({name:a,handler:e});return this},s.prototype.off=function(t,e){var i,n,r,a,o,s=(t||"").split(" "),h=s.length;if(!t)for(n in this.eventListeners)this._off(n);for(i=0;i<h;i++)if(a=(r=s[i].split("."))[0],o=r[1],a)this.eventListeners[a]&&this._off(a,o,e);else for(n in this.eventListeners)this._off(n,o,e);return this},s.prototype.dispatchEvent=function(t){var e={target:this,type:t.type,evt:t};return this.fire(t.type,e),this},s.prototype.addEventListener=function(t,e){return this.on(t,function(t){e.call(this,t.evt)}),this},s.prototype.removeEventListener=function(t){return this.off(t),this},s.prototype._delegate=function(t,n,r){var a=this;this.on(t,function(t){for(var e=t.target.findAncestors(n,!0,a),i=0;i<e.length;i++)(t=D.cloneObject(t)).currentTarget=e[i],r.call(e[i],t)})},s.prototype.remove=function(){return Y.node&&Y.node===this&&this.stopDrag(),this._remove(),this},s.prototype._remove=function(){var t=this.getParent();t&&t.children&&(t.children.splice(this.index,1),t._setChildrenIndices(),this.parent=null),this._clearSelfAndDescendantCache("stage"),this._clearSelfAndDescendantCache(K),this._clearSelfAndDescendantCache(it),this._clearSelfAndDescendantCache(Z),this._clearSelfAndDescendantCache(V)},s.prototype.destroy=function(){U(this.id(),this);for(var t=(this.name()||"").split(/\s/g),e=0;e<t.length;e++){var i=t[e];q(i,this._id)}return this.remove(),this},s.prototype.getAttr=function(t){var e="get"+D._capitalize(t);return D._isFunction(this[e])?this[e]():this.attrs[t]},s.prototype.getAncestors=function(){for(var t=this.getParent(),e=new c;t;)e.push(t),t=t.getParent();return e},s.prototype.getAttrs=function(){return this.attrs||{}},s.prototype.setAttrs=function(t){var e,i;if(!t)return this;for(e in t)"children"!==e&&(i="set"+D._capitalize(e),D._isFunction(this[i])?this[i](t[e]):this._setAttr(e,t[e]));return this},s.prototype.isListening=function(){return this._getCache(Z,this._isListening)},s.prototype._isListening=function(){var t=this.listening(),e=this.getParent();return"inherit"===t?!e||e.isListening():t},s.prototype.isVisible=function(){return this._getCache(it,this._isVisible)},s.prototype._isVisible=function(t){var e=this.visible(),i=this.getParent();return"inherit"===e?!i||i===t||i._isVisible(t):e},s.prototype.shouldDrawHit=function(){var t=this.getLayer();return!t&&this.isListening()&&this.isVisible()||t&&t.hitGraphEnabled()&&this.isListening()&&this.isVisible()},s.prototype.show=function(){return this.visible(!0),this},s.prototype.hide=function(){return this.visible(!1),this},s.prototype.getZIndex=function(){return this.index||0},s.prototype.getAbsoluteZIndex=function(){var i,n,r,a,o=this.getDepth(),s=this,h=0;return"Stage"!==s.nodeType&&function t(e){for(i=[],n=e.length,r=0;r<n;r++)a=e[r],h++,"Shape"!==a.nodeType&&(i=i.concat(a.getChildren().toArray())),a._id===s._id&&(r=n);0<i.length&&i[0].getDepth()<=o&&t(i)}(s.getStage().getChildren()),h},s.prototype.getDepth=function(){for(var t=0,e=this.parent;e;)t++,e=e.parent;return t},s.prototype.setPosition=function(t){return this.x(t.x),this.y(t.y),this},s.prototype.getPosition=function(){return{x:this.x(),y:this.y()}},s.prototype.getAbsolutePosition=function(t){var e=this.getAbsoluteTransform(t).getMatrix(),i=new d,n=this.offset();return i.m=e.slice(),i.translate(n.x,n.y),i.getTranslation()},s.prototype.setAbsolutePosition=function(t){var e,i=this._clearTransform();return this.attrs.x=i.x,this.attrs.y=i.y,delete i.x,delete i.y,(e=this.getAbsoluteTransform()).invert(),e.translate(t.x,t.y),t={x:this.attrs.x+e.getTranslation().x,y:this.attrs.y+e.getTranslation().y},this.setPosition({x:t.x,y:t.y}),this._setTransform(i),this},s.prototype._setTransform=function(t){var e;for(e in t)this.attrs[e]=t[e];this._clearCache(et),this._clearSelfAndDescendantCache(K)},s.prototype._clearTransform=function(){var t={x:this.x(),y:this.y(),rotation:this.rotation(),scaleX:this.scaleX(),scaleY:this.scaleY(),offsetX:this.offsetX(),offsetY:this.offsetY(),skewX:this.skewX(),skewY:this.skewY()};return this.attrs.x=0,this.attrs.y=0,this.attrs.rotation=0,this.attrs.scaleX=1,this.attrs.scaleY=1,this.attrs.offsetX=0,this.attrs.offsetY=0,this.attrs.skewX=0,this.attrs.skewY=0,this._clearCache(et),this._clearSelfAndDescendantCache(K),t},s.prototype.move=function(t){var e=t.x,i=t.y,n=this.x(),r=this.y();return void 0!==e&&(n+=e),void 0!==i&&(r+=i),this.setPosition({x:n,y:r}),this},s.prototype._eachAncestorReverse=function(t,e){var i,n,r=[],a=this.getParent();if(e&&e._id===this._id)t(this);else{for(r.unshift(this);a&&(!e||a._id!==e._id);)r.unshift(a),a=a.parent;for(i=r.length,n=0;n<i;n++)t(r[n])}},s.prototype.rotate=function(t){return this.rotation(this.rotation()+t),this},s.prototype.moveToTop=function(){if(!this.parent)return D.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},s.prototype.moveUp=function(){if(!this.parent)return D.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)},s.prototype.moveDown=function(){if(!this.parent)return D.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)},s.prototype.moveToBottom=function(){if(!this.parent)return D.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)},s.prototype.setZIndex=function(t){if(!this.parent)return D.warn("Node has no parent. zIndex parameter is ignored."),!1;(t<0||t>=this.parent.children.length)&&D.warn("Unexpected value "+t+" for zIndex property. zIndex is just index of a node in children of its parent. Expected value is from 0 to "+(this.parent.children.length-1)+".");var e=this.index;return this.parent.children.splice(e,1),this.parent.children.splice(t,0,this),this.parent._setChildrenIndices(),this},s.prototype.getAbsoluteOpacity=function(){return this._getCache(V,this._getAbsoluteOpacity)},s.prototype._getAbsoluteOpacity=function(){var t=this.opacity(),e=this.getParent();return e&&!e._isUnderCache&&(t*=this.getParent().getAbsoluteOpacity()),t},s.prototype.moveTo=function(t){return this.getParent()!==t&&(this._remove(),t.add(this)),this},s.prototype.toObject=function(){var t,e,i,n={},r=this.getAttrs();for(t in n.attrs={},r)e=r[t],D.isObject(e)&&!D._isPlainObject(e)&&!D._isArray(e)||(i="function"==typeof this[t]&&this[t],delete r[t],(i?i.call(this):null)!==(r[t]=e)&&(n.attrs[t]=e));return n.className=this.getClassName(),D._prepareToStringify(n)},s.prototype.toJSON=function(){return JSON.stringify(this.toObject())},s.prototype.getParent=function(){return this.parent},s.prototype.findAncestors=function(t,e,i){var n=[];e&&this._isMatch(t)&&n.push(this);for(var r=this.parent;r;){if(r===i)return n;r._isMatch(t)&&n.push(r),r=r.parent}return n},s.prototype.isAncestorOf=function(t){return!1},s.prototype.findAncestor=function(t,e,i){return this.findAncestors(t,e,i)[0]},s.prototype._isMatch=function(t){if(!t)return!1;var e,i,n=t.replace(/ /g,"").split(","),r=n.length;for(e=0;e<r;e++)if(i=n[e],D.isValidSelector(i)||(D.warn('Selector "'+i+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".'),D.warn('If you have a custom shape with such className, please change it to start with upper letter like "Triangle".'),D.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},s.prototype.getLayer=function(){var t=this.getParent();return t?t.getLayer():null},s.prototype.getStage=function(){return this._getCache("stage",this._getStage)},s.prototype._getStage=function(){var t=this.getParent();return t?t.getStage():void 0},s.prototype.fire=function(t,e,i){return(e=e||{}).target=e.target||this,i?this._fireAndBubble(t,e):this._fire(t,e),this},s.prototype.getAbsoluteTransform=function(t){return t?this._getAbsoluteTransform(t):this._getCache(K,this._getAbsoluteTransform)},s.prototype._getAbsoluteTransform=function(t){var i=new d;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},s.prototype.getAbsoluteScale=function(t){return t?this._getAbsoluteScale(t):this._getCache(Q,this._getAbsoluteScale)},s.prototype._getAbsoluteScale=function(t){for(var e=this;e;)e._isUnderCache&&(t=e),e=e.getParent();var i=1,n=1;return this._eachAncestorReverse(function(t){i*=t.scaleX(),n*=t.scaleY()},t),{x:i,y:n}},s.prototype.getTransform=function(){return this._getCache(et,this._getTransform)},s.prototype._getTransform=function(){var t=new d,e=this.x(),i=this.y(),n=O().getAngle(this.rotation()),r=this.scaleX(),a=this.scaleY(),o=this.skewX(),s=this.skewY(),h=this.offsetX(),l=this.offsetY();return 0===e&&0===i||t.translate(e,i),0!==n&&t.rotate(n),0===o&&0===s||t.skew(o,s),1===r&&1===a||t.scale(r,a),0===h&&0===l||t.translate(-1*h,-1*l),t},s.prototype.clone=function(t){var e,i,n,r,a,o=D.cloneObject(this.attrs);for(var s in nt){delete o[nt[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,r=0;r<n;r++)(a=i[r]).name.indexOf("konva")<0&&(h.eventListeners[e]||(h.eventListeners[e]=[]),h.eventListeners[e].push(a));return h},s.prototype._toKonvaCanvas=function(t){t=t||{};var e=this.getClientRect(),i=this.getStage(),n=void 0!==t.x?t.x:e.x,r=void 0!==t.y?t.y:e.y,a=t.pixelRatio||1,o=new B({width:t.width||e.width||(i?i.getWidth():0),height:t.height||e.height||(i?i.getHeight():0),pixelRatio:a}),s=o.getContext();return s.save(),(n||r)&&s.translate(-1*n,-1*r),this.drawScene(o),s.restore(),o},s.prototype.toCanvas=function(t){return this._toKonvaCanvas(t)._canvas},s.prototype.toDataURL=function(t){var e=(t=t||{}).mimeType||null,i=t.quality||null,n=this._toKonvaCanvas(t).toDataURL(e,i);return t.callback&&t.callback(n),n},s.prototype.toImage=function(t){if(!t||!t.callback)throw"callback required for toImage method config argument";var e=t.callback;delete t.callback,D._urlToImage(this.toDataURL(t),function(t){e(t)})},s.prototype.setSize=function(t){return this.width(t.width),this.height(t.height),this},s.prototype.getSize=function(){return{width:this.width(),height:this.height()}},s.prototype.getClassName=function(){return this.className||this.nodeType},s.prototype.getType=function(){return this.nodeType},s.prototype.getDragDistance=function(){return void 0!==this.attrs.dragDistance?this.attrs.dragDistance:this.parent?this.parent.getDragDistance():O().dragDistance},s.prototype._get=function(t){return this.className===t||this.nodeType===t?[this]:[]},s.prototype._off=function(t,e,i){var n,r,a,o=this.eventListeners[t];for(n=0;n<o.length;n++)if(r=o[n].name,a=o[n].handler,!("konva"===r&&"konva"!==e||e&&r!==e||i&&i!==a)){if(o.splice(n,1),0===o.length){delete this.eventListeners[t];break}n--}},s.prototype._fireChangeEvent=function(t,e,i){this._fire(t+"Change",{oldVal:e,newVal:i})},s.prototype.setId=function(t){var e,i,n=this.id();return U(n,this),e=this,(i=t)&&(X[i]&&D.warn('Duplicate id "{id}".\nPlease do not use same id several times, it will break find() method look up.\nIf you have duplicates it is better to use "name" property instead.\n'.replace("{id}",i)),X[i]=e),this._setAttr("id",t),this},s.prototype.setName=function(t){var e,i,n,r,a=(this.name()||"").split(/\s/g),o=(t||"").split(/\s/g);for(i=0;i<a.length;i++)e=a[i],-1===o.indexOf(e)&&e&&q(e,this._id);for(i=0;i<o.length;i++)e=o[i],-1===a.indexOf(e)&&e&&(n=this,(r=e)&&(j[r]||(j[r]=[]),j[r].push(n)));return this._setAttr("name",t),this},s.prototype.addName=function(t){if(!this.hasName(t)){var e=this.name(),i=e?e+" "+t:t;this.setName(i)}return this},s.prototype.hasName=function(t){return-1!==(this.name()||"").split(/\s/g).indexOf(t)},s.prototype.removeName=function(t){var e=(this.name()||"").split(/\s/g),i=e.indexOf(t);return-1!==i&&(e.splice(i,1),this.setName(e.join(" "))),this},s.prototype.setAttr=function(t,e){var i=this["set"+D._capitalize(t)];return D._isFunction(i)?i.call(this,e):this._setAttr(t,e),this},s.prototype._setAttr=function(t,e){var i;(i=this.attrs[t])===e&&!D.isObject(e)||(null==e?delete this.attrs[t]:this.attrs[t]=e,this._fireChangeEvent(t,i,e))},s.prototype._setComponentAttr=function(t,e,i){var n;void 0!==i&&((n=this.attrs[t])||(this.attrs[t]=this.getAttr(t)),this.attrs[t][e]=i,this._fireChangeEvent(t,n,i))},s.prototype._fireAndBubble=function(t,e,i){var n=!0;if(e&&"Shape"===this.nodeType&&(e.target=this),t===$&&i&&(this._id===i._id||this.isAncestorOf&&this.isAncestorOf(i))?n=!1:t===tt&&i&&(this._id===i._id||this.isAncestorOf&&this.isAncestorOf(i))&&(n=!1),n){this._fire(t,e);var r=(t===$||t===tt)&&i&&i.isAncestorOf&&i.isAncestorOf(this)&&!i.isAncestorOf(this.parent);(e&&!e.cancelBubble||!e)&&this.parent&&this.parent.isListening()&&!r&&(i&&i.parent?this._fireAndBubble.call(this.parent,t,e,i.parent):this._fireAndBubble.call(this.parent,t,e))}},s.prototype._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)},s.prototype.draw=function(){return this.drawScene(),this.drawHit(),this},s.prototype.startDrag=function(){var t=this.getStage(),e=this.getLayer(),i=t.getPointerPosition(),n=this.getAbsolutePosition();i&&(Y.node&&Y.node.stopDrag(),Y.node=this,Y.startPointerPos=i,Y.offset.x=i.x-n.x,Y.offset.y=i.y-n.y,Y.anim.setLayers(e||this.getLayers()),Y.anim.start(),this._setDragPosition())},s.prototype._setDragPosition=function(t){var e=this.getStage().getPointerPosition(),i=this.dragBoundFunc();if(e){var n={x:e.x-Y.offset.x,y:e.y-Y.offset.y};void 0!==i&&(n=i.call(this,n,t)),this.setAbsolutePosition(n),this._lastPos&&this._lastPos.x===n.x&&this._lastPos.y===n.y||(Y.anim.dirty=!0),this._lastPos=n}},s.prototype.stopDrag=function(){var t={};Y._endDragBefore(t),Y._endDragAfter(t)},s.prototype.setDraggable=function(t){this._setAttr("draggable",t),this._dragChange()},s.prototype.isDragging=function(){return!(!Y.node||Y.node!==this||!Y.isDragging)},s.prototype._listenDrag=function(){this._dragCleanup(),this.on("mousedown.konva touchstart.konva",function(t){(!(void 0!==t.evt.button)||0<=O().dragButtons.indexOf(t.evt.button))&&(Y.node||this.startDrag())})},s.prototype._dragChange=function(){if(this.attrs.draggable)this._listenDrag();else{this._dragCleanup();var t=this.getStage(),e=Y;t&&e.node&&e.node._id===this._id&&e.node.stopDrag()}},s.prototype._dragCleanup=function(){this.off("mousedown.konva"),this.off("touchstart.konva")},s.create=function(t,e){return D._isString(t)&&(t=JSON.parse(t)),this._createNode(t,e)},s._createNode=function(t,e){var i,n,r,a=s.prototype.getClassName.call(t),o=t.children;if(e&&(t.attrs.container=e),h[a]||(D.warn('Can not find a node with class name "'+a+'". Fallback to "Shape".'),a="Shape"),i=new h[a](t.attrs),o)for(n=o.length,r=0;r<n;r++)i.add(s._createNode(o[r]));return i},s}();ht.prototype.nodeType="Node",ht.prototype._attrsAffectingSize=[],T.addGetterSetter(ht,"zIndex"),T.addGetterSetter(ht,"absolutePosition"),T.addGetterSetter(ht,"position"),T.addGetterSetter(ht,"x",0,b()),T.addGetterSetter(ht,"y",0,b()),T.addGetterSetter(ht,"globalCompositeOperation","source-over",w()),T.addGetterSetter(ht,"opacity",1,b()),T.addGetterSetter(ht,"name","",w()),T.addGetterSetter(ht,"id","",w()),T.addGetterSetter(ht,"rotation",0,b()),T.addComponentsGetterSetter(ht,"scale",["x","y"]),T.addGetterSetter(ht,"scaleX",1,b()),T.addGetterSetter(ht,"scaleY",1,b()),T.addComponentsGetterSetter(ht,"skew",["x","y"]),T.addGetterSetter(ht,"skewX",0,b()),T.addGetterSetter(ht,"skewY",0,b()),T.addComponentsGetterSetter(ht,"offset",["x","y"]),T.addGetterSetter(ht,"offsetX",0,b()),T.addGetterSetter(ht,"offsetY",0,b()),T.addGetterSetter(ht,"dragDistance",null,b()),T.addGetterSetter(ht,"width",0,b()),T.addGetterSetter(ht,"height",0,b()),T.addGetterSetter(ht,"listening","inherit",function(t){return!0===t||!1===t||"inherit"===t||D.warn(t+' is a not valid value for "listening" attribute. The value may be true, false or "inherit".'),t}),T.addGetterSetter(ht,"preventDefault",!0,C()),T.addGetterSetter(ht,"filters",null,function(t){return this._filterUpToDate=!1,t}),T.addGetterSetter(ht,"visible","inherit",function(t){return!0===t||!1===t||"inherit"===t||D.warn(t+' is a not valid value for "visible" attribute. The value may be true, false or "inherit".'),t}),T.addGetterSetter(ht,"transformsEnabled","all",w()),T.addGetterSetter(ht,"size"),T.addGetterSetter(ht,"dragBoundFunc"),T.addGetterSetter(ht,"draggable",!1,C()),T.backCompat(ht,{rotateDeg:"rotate",setRotationDeg:"setRotation",getRotationDeg:"getRotation"}),c.mapMethods(ht);var lt=function(e){function t(){var t=null!==e&&e.apply(this,arguments)||this;return t.children=new c,t}return G(t,e),t.prototype.getChildren=function(e){if(!e)return this.children;var i=new c;return this.children.each(function(t){e(t)&&i.push(t)}),i},t.prototype.hasChildren=function(){return 0<this.getChildren().length},t.prototype.removeChildren=function(){for(var t,e=0;e<this.children.length;e++)(t=this.children[e]).parent=null,t.index=0,t.remove();return this.children=new c,this},t.prototype.destroyChildren=function(){for(var t,e=0;e<this.children.length;e++)(t=this.children[e]).parent=null,t.index=0,t.destroy();return this.children=new c,this},t.prototype.add=function(t){if(1<arguments.length){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}if(t.getParent())return t.moveTo(this),this;var i=this.children;return this._validateAdd(t),t.index=i.length,t.parent=this,i.push(t),this._fire("add",{child:t}),t.isDragging()&&Y.anim.setLayers(t.getLayer()),this},t.prototype.destroy=function(){return this.hasChildren()&&this.destroyChildren(),e.prototype.destroy.call(this),this},t.prototype.find=function(t){return this._generalFind(t,!1)},t.prototype.get=function(t){return D.warn("collection.get() method is deprecated. Please use collection.find() instead."),this.find(t)},t.prototype.findOne=function(t){var e=this._generalFind(t,!0);return 0<e.length?e[0]:void 0},t.prototype._generalFind=function(t,e){var i=[];return"string"==typeof t?i=this._findByString(t):"function"==typeof t&&(i=this._findByFunction(t,e)),c.toCollection(i)},t.prototype._findByString=function(t){var e,i,n,r,a,o,s,h=[],l=t.replace(/ /g,"").split(","),c=l.length;for(e=0;e<c;e++){if(n=l[e],!D.isValidSelector(n)){var d='Selector "'+n+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".\nIf you have a custom shape with such className, please change it to start with upper letter like "Triangle".\nKonva is awesome, right?';D.warn(d)}if("#"===n.charAt(0))(a=this._getNodeById(n.slice(1)))&&h.push(a);else if("."===n.charAt(0))r=this._getNodesByName(n.slice(1)),h=h.concat(r);else for(s=(o=this.getChildren()).length,i=0;i<s;i++)h=h.concat(o[i]._get(n))}return h},t.prototype._findByFunction=function(r,a){var o=[],s=function(t){if(!(a&&0<o.length)){var e=t.getChildren(),i=e.length;r(t)&&(o=o.concat(t));for(var n=0;n<i;n++)s(e[n])}};return s(this),o},t.prototype._getNodeById=function(t){var e=X[t];return void 0!==e&&this.isAncestorOf(e)?e:null},t.prototype._getNodesByName=function(t){var e=j[t]||[];return this._getDescendants(e)},t.prototype._get=function(t){for(var e=ht.prototype._get.call(this,t),i=this.getChildren(),n=i.length,r=0;r<n;r++)e=e.concat(i[r]._get(t));return e},t.prototype.toObject=function(){var t=ht.prototype.toObject.call(this);t.children=[];for(var e=this.getChildren(),i=e.length,n=0;n<i;n++){var r=e[n];t.children.push(r.toObject())}return t},t.prototype._getDescendants=function(t){for(var e=[],i=t.length,n=0;n<i;n++){var r=t[n];this.isAncestorOf(r)&&e.push(r)}return e},t.prototype.isAncestorOf=function(t){for(var e=t.getParent();e;){if(e._id===this._id)return!0;e=e.getParent()}return!1},t.prototype.clone=function(t){var e=ht.prototype.clone.call(this,t);return this.getChildren().each(function(t){e.add(t.clone())}),e},t.prototype.getAllIntersections=function(e){var i=[];return this.find("Shape").each(function(t){t.isVisible()&&t.intersects(e)&&i.push(t)}),i},t.prototype._setChildrenIndices=function(){this.children.each(function(t,e){t.index=e})},t.prototype.drawScene=function(t,e,i){var n=this.getLayer(),r=t||n&&n.getCanvas(),a=r&&r.getContext(),o=this._getCanvasCache(),s=o&&o.scene;return(this.isVisible()||i)&&(!i&&s?(a.save(),n._applyTransform(this,a,e),this._drawCachedSceneCanvas(a),a.restore()):this._drawChildren(r,"drawScene",e,!1,i,i)),this},t.prototype.drawHit=function(t,e,i){var n=this.getLayer(),r=t||n&&n.hitCanvas,a=r&&r.getContext(),o=this._getCanvasCache(),s=o&&o.hit;return(this.shouldDrawHit(r)||i)&&(!i&&s?(a.save(),n._applyTransform(this,a,e),this._drawCachedHitCanvas(a),a.restore()):this._drawChildren(r,"drawHit",e,!1,i,i)),this},t.prototype._drawChildren=function(e,i,n,r,a,t){var o,s,h=this.getLayer(),l=e&&e.getContext(),c=this.clipWidth(),d=this.clipHeight(),p=this.clipFunc(),u=c&&d||p;if(u&&h){l.save();var f=this.getAbsoluteTransform(n),g=f.getMatrix();l.transform(g[0],g[1],g[2],g[3],g[4],g[5]),l.beginPath(),p?p.call(this,l,this):(o=this.clipX(),s=this.clipY(),l.rect(o,s,c,d)),l.clip(),g=f.copy().invert().getMatrix(),l.transform(g[0],g[1],g[2],g[3],g[4],g[5])}var v="source-over"!==this.globalCompositeOperation()&&!t;v&&h&&(l.save(),l._applyGlobalCompositeOperation(this)),this.children.each(function(t){t[i](e,n,r,a)}),v&&h&&l.restore(),u&&h&&l.restore()},t.prototype.shouldDrawHit=function(t){var e=this.getLayer(),i=Y.isDragging&&-1!==Y.anim.getLayers().indexOf(e);return t&&t.isCache||e&&e.hitGraphEnabled()&&this.isVisible()&&!i},t.prototype.getClientRect=function(i){var n,r,a,o,t=(i=i||{}).skipTransform,e=i.relativeTo,s={x:1/0,y:1/0,width:0,height:0},h=this;this.children.each(function(t){if(t.getVisible()){var e=t.getClientRect({relativeTo:h,skipShadow:i.skipShadow,skipStroke:i.skipStroke});0===e.width&&0===e.height||(o=void 0===n?(n=e.x,r=e.y,a=e.x+e.width,e.y+e.height):(n=Math.min(n,e.x),r=Math.min(r,e.y),a=Math.max(a,e.x+e.width),Math.max(o,e.y+e.height)))}});for(var l=this.find("Shape"),c=!1,d=0;d<l.length;d++){if(l[d]._isVisible(this)){c=!0;break}}return s=c?{x:n,y:r,width:a-n,height:o-r}:{x:0,y:0,width:0,height:0},t?s:this._transformedRect(s,e)},t}(ht);T.addComponentsGetterSetter(lt,"clip",["x","y","width","height"]),T.addGetterSetter(lt,"clipX",void 0,b()),T.addGetterSetter(lt,"clipY",void 0,b()),T.addGetterSetter(lt,"clipWidth",void 0,b()),T.addGetterSetter(lt,"clipHeight",void 0,b()),T.addGetterSetter(lt,"clipFunc"),c.mapMethods(lt);var ct="mouseout",dt="mouseleave",pt="mouseover",ut="mousemove",ft="mousedown",gt="mouseup",vt="contextmenu",yt="dblclick",mt="touchstart",_t="touchend",St="touchmove",bt="wheel",xt="_",wt=[ft,ut,gt,ct,mt,St,_t,pt,bt,vt],Ct=wt.length;function kt(e,i){e.content.addEventListener(i,function(t){e[xt+i](t)},!1)}var Pt=[];function Tt(t){return void 0===t&&(t={}),(t.clipFunc||t.clipWidth||t.clipHeight)&&D.warn("Stage does not support clipping. Please use clip for Layers or Groups."),t}var Mt=function(n){function t(t){var e=n.call(this,Tt(t))||this;return e._buildDOM(),e._bindContentEvents(),Pt.push(e),e.on("widthChange.konva heightChange.konva",e._resizeDOM),e.on("visibleChange.konva",e._checkVisibility),e.on("clipWidthChange.konva clipHeightChange.konva clipFuncChange.konva",function(){Tt(e.attrs)}),e._checkVisibility(),e}return G(t,n),t.prototype._validateAdd=function(t){var e="Layer"===t.getType(),i="FastLayer"===t.getType();e||i||D.throw("You may only add layers to the stage.")},t.prototype._checkVisibility=function(){var t=this.visible()?"":"none";this.content.style.display=t},t.prototype.setContainer=function(t){if("string"==typeof t){if("."===t.charAt(0)){var e=t.slice(1);t=a.getElementsByClassName(e)[0]}else{var i;i="#"!==t.charAt(0)?t:t.slice(1),t=a.getElementById(i)}if(!t)throw"Can not find container in document with id "+i}return this._setAttr("container",t),this.content&&(this.content.parentElement.removeChild(this.content),t.appendChild(this.content)),this},t.prototype.shouldDrawHit=function(){return!0},t.prototype.clear=function(){var t,e=this.children,i=e.length;for(t=0;t<i;t++)e[t].clear();return this},t.prototype.clone=function(t){return t||(t={}),t.container=a.createElement("div"),lt.prototype.clone.call(this,t)},t.prototype.destroy=function(){n.prototype.destroy.call(this);var t=this.content;t&&D._isInDocument(t)&&this.container().removeChild(t);var e=Pt.indexOf(this);return-1<e&&Pt.splice(e,1),this},t.prototype.getPointerPosition=function(){return this.pointerPos||D.warn("Pointer position is missing and not registered by the stage. Looks like it is outside of the stage container. You can set it manually from event: stage.setPointersPositions(event);"),this.pointerPos},t.prototype.getStage=function(){return this},t.prototype.getContent=function(){return this.content},t.prototype._toKonvaCanvas=function(i){var n=(i=i||{}).x||0,r=i.y||0,t=new B({width:i.width||this.width(),height:i.height||this.height(),pixelRatio:i.pixelRatio||1}),a=t.getContext()._context,e=this.children;return(n||r)&&a.translate(-1*n,-1*r),e.each(function(t){if(t.isVisible()){var e=t._toKonvaCanvas(i);a.drawImage(e._canvas,n,r,e.getWidth()/e.getPixelRatio(),e.getHeight()/e.getPixelRatio())}}),t},t.prototype.getIntersection=function(t,e){var i,n,r=this.children;for(i=r.length-1;0<=i;i--)if(n=r[i].getIntersection(t,e))return n;return null},t.prototype._resizeDOM=function(){if(this.content){var t,e,i=this.width(),n=this.height(),r=this.getChildren(),a=r.length;for(this.content.style.width=i+"px",this.content.style.height=n+"px",this.bufferCanvas.setSize(i,n),this.bufferHitCanvas.setSize(i,n),t=0;t<a;t++)(e=r[t]).setSize({width:i,height:n}),e.draw()}},t.prototype.add=function(t){if(1<arguments.length){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}n.prototype.add.call(this,t);var i=this.children.length;return 5<i&&D.warn("The stage has "+i+" layers. Recommended maximin number of layers is 3-5. Adding more layers into the stage may drop the performance. Rethink your tree structure, you can use Konva.Group."),t._setCanvasSize(this.width(),this.height()),t.draw(),r&&this.content.appendChild(t.canvas._canvas),this},t.prototype.getParent=function(){return null},t.prototype.getLayer=function(){return null},t.prototype.getLayers=function(){return this.getChildren()},t.prototype._bindContentEvents=function(){if(r)for(var t=0;t<Ct;t++)kt(this,wt[t])},t.prototype._mouseover=function(t){this.setPointersPositions(t),this._fire("contentMouseover",{evt:t}),this._fire(pt,{evt:t,target:this,currentTarget:this})},t.prototype._mouseout=function(t){this.setPointersPositions(t);var e=this.targetShape;e&&!Y.isDragging&&(e._fireAndBubble(ct,{evt:t}),e._fireAndBubble(dt,{evt:t}),this.targetShape=null),this.pointerPos=void 0,this._fire("contentMouseout",{evt:t})},t.prototype._mousemove=function(t){if(o.ieMobile)return this._touchmove(t);var e;if(this.setPointersPositions(t),!Y.isDragging){if((e=this.getIntersection(this.getPointerPosition()))&&e.isListening()){var i=!this.targetShape||this.targetShape!==e;!Y.isDragging&&i?(this.targetShape&&(this.targetShape._fireAndBubble(ct,{evt:t},e),this.targetShape._fireAndBubble(dt,{evt:t},e)),e._fireAndBubble(pt,{evt:t},this.targetShape),e._fireAndBubble("mouseenter",{evt:t},this.targetShape),this.targetShape=e):e._fireAndBubble(ut,{evt:t})}else this.targetShape&&!Y.isDragging&&(this.targetShape._fireAndBubble(ct,{evt:t}),this.targetShape._fireAndBubble(dt,{evt:t}),this._fire(pt,{evt:t,target:this,currentTarget:this}),this.targetShape=null),this._fire(ut,{evt:t,target:this,currentTarget:this});this._fire("contentMousemove",{evt:t})}t.cancelable&&t.preventDefault()},t.prototype._mousedown=function(t){if(o.ieMobile)return this._touchstart(t);this.setPointersPositions(t);var e=this.getIntersection(this.getPointerPosition());O().listenClickTap=!0,e&&e.isListening()?(this.clickStartShape=e)._fireAndBubble(ft,{evt:t}):this._fire(ft,{evt:t,target:this,currentTarget:this}),this._fire("contentMousedown",{evt:t})},t.prototype._mouseup=function(t){if(o.ieMobile)return this._touchend(t);this.setPointersPositions(t);var e=this.getIntersection(this.getPointerPosition()),i=this.clickStartShape,n=this.clickEndShape,r=!1,a=O().DD;O().inDblClickWindow?(r=!0,clearTimeout(this.dblTimeout)):a&&a.justDragged?a&&(a.justDragged=!1):(O().inDblClickWindow=!0,clearTimeout(this.dblTimeout)),this.dblTimeout=setTimeout(function(){O().inDblClickWindow=!1},O().dblClickWindow),e&&e.isListening()?((this.clickEndShape=e)._fireAndBubble(gt,{evt:t}),O().listenClickTap&&i&&i._id===e._id&&(e._fireAndBubble("click",{evt:t}),r&&n&&n._id===e._id&&e._fireAndBubble(yt,{evt:t}))):(this._fire(gt,{evt:t,target:this,currentTarget:this}),O().listenClickTap&&this._fire("click",{evt:t,target:this,currentTarget:this}),r&&this._fire(yt,{evt:t,target:this,currentTarget:this})),this._fire("contentMouseup",{evt:t}),O().listenClickTap&&(this._fire("contentClick",{evt:t}),r&&this._fire("contentDblclick",{evt:t})),O().listenClickTap=!1,t.cancelable&&t.preventDefault()},t.prototype._contextmenu=function(t){this.setPointersPositions(t);var e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble(vt,{evt:t}):this._fire(vt,{evt:t,target:this,currentTarget:this}),this._fire("contentContextmenu",{evt:t})},t.prototype._touchstart=function(t){this.setPointersPositions(t);var e=this.getIntersection(this.getPointerPosition());O().listenClickTap=!0,e&&e.isListening()?((this.tapStartShape=e)._fireAndBubble(mt,{evt:t}),e.isListening()&&e.preventDefault()&&t.cancelable&&t.preventDefault()):this._fire(mt,{evt:t,target:this,currentTarget:this}),this._fire("contentTouchstart",{evt:t})},t.prototype._touchend=function(t){this.setPointersPositions(t);var e=this.getIntersection(this.getPointerPosition()),i=!1;O().inDblClickWindow?i=!0:O().inDblClickWindow=!0,clearTimeout(this.dblTimeout),this.dblTimeout=setTimeout(function(){O().inDblClickWindow=!1},O().dblClickWindow),e&&e.isListening()?(e._fireAndBubble(_t,{evt:t}),O().listenClickTap&&this.tapStartShape&&e._id===this.tapStartShape._id&&(e._fireAndBubble("tap",{evt:t}),i&&e._fireAndBubble("dbltap",{evt:t})),e.isListening()&&e.preventDefault()&&t.cancelable&&t.preventDefault()):(this._fire(_t,{evt:t,target:this,currentTarget:this}),O().listenClickTap&&this._fire("tap",{evt:t,target:this,currentTarget:this}),i&&this._fire("dbltap",{evt:t,target:this,currentTarget:this})),this._fire("contentTouchend",{evt:t}),O().listenClickTap&&(this._fire("contentTap",{evt:t}),i&&this._fire("contentDbltap",{evt:t})),O().listenClickTap=!1},t.prototype._touchmove=function(t){this.setPointersPositions(t);var e,i=O().DD;Y.isDragging||((e=this.getIntersection(this.getPointerPosition()))&&e.isListening()?(e._fireAndBubble(St,{evt:t}),e.isListening()&&e.preventDefault()&&t.cancelable&&t.preventDefault()):this._fire(St,{evt:t,target:this,currentTarget:this}),this._fire("contentTouchmove",{evt:t})),i&&Y.isDragging&&O().DD.node.preventDefault()&&t.cancelable&&t.preventDefault()},t.prototype._wheel=function(t){this.setPointersPositions(t);var e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble(bt,{evt:t}):this._fire(bt,{evt:t,target:this,currentTarget:this}),this._fire("contentWheel",{evt:t})},t.prototype.setPointersPositions=function(t){var e=this._getContentPosition(),i=null,n=null;if(void 0!==(t=t||window.event).touches){if(0<t.touches.length){var r=t.touches[0];i=r.clientX-e.left,n=r.clientY-e.top}}else i=t.clientX-e.left,n=t.clientY-e.top;null!==i&&null!==n&&(this.pointerPos={x:i,y:n})},t.prototype._setPointerPosition=function(t){D.warn('Method _setPointerPosition is deprecated. Use "stage.setPointersPositions(event)" instead.'),this.setPointersPositions(t)},t.prototype._getContentPosition=function(){var t=this.content.getBoundingClientRect?this.content.getBoundingClientRect():{top:0,left:0};return{top:t.top,left:t.left}},t.prototype._buildDOM=function(){if(this.bufferCanvas=new B,this.bufferHitCanvas=new N({pixelRatio:1}),r){var t=this.container();if(!t)throw"Stage has no container. A container is required.";t.innerHTML="",this.content=a.createElement("div"),this.content.style.position="relative",this.content.style.userSelect="none",this.content.className="konvajs-content",this.content.setAttribute("role","presentation"),t.appendChild(this.content),this._resizeDOM()}},t.prototype._onContent=function(t,e){var i,n,r=t.split(" "),a=r.length;for(i=0;i<a;i++)n=r[i],this.content.addEventListener(n,e,!1)},t.prototype.cache=function(){return D.warn("Cache function is not allowed for stage. You may use cache only for layers, groups and shapes."),this},t.prototype.clearCache=function(){return this},t.prototype.batchDraw=function(){return this.children.each(function(t){t.batchDraw()}),this},t}(lt);Mt.prototype.nodeType="Stage",l(Mt),T.addGetterSetter(Mt,"container");var Gt=function(i){function t(t){var e=i.call(this,t)||this;return e.canvas=new B,e._waitingForDraw=!1,e.on("visibleChange",e._checkVisibility),e._checkVisibility(),e}return G(t,i),t.prototype.createPNGStream=function(){return this.canvas._canvas.createPNGStream()},t.prototype.getCanvas=function(){return this.canvas},t.prototype.getHitCanvas=function(){return this.hitCanvas},t.prototype.getContext=function(){return this.getCanvas().getContext()},t.prototype.clear=function(t){return this.getContext().clear(t),this},t.prototype.setZIndex=function(t){i.prototype.setZIndex.call(this,t);var e=this.getStage();return e&&(e.content.removeChild(this.getCanvas()._canvas),t<e.getChildren().length-1?e.content.insertBefore(this.getCanvas()._canvas,e.getChildren()[t+1].getCanvas()._canvas):e.content.appendChild(this.getCanvas()._canvas)),this},t.prototype.moveToTop=function(){ht.prototype.moveToTop.call(this);var t=this.getStage();return t&&(t.content.removeChild(this.getCanvas()._canvas),t.content.appendChild(this.getCanvas()._canvas)),!0},t.prototype.moveUp=function(){if(!ht.prototype.moveUp.call(this))return!1;var t=this.getStage();return!!t&&(t.content.removeChild(this.getCanvas()._canvas),this.index<t.getChildren().length-1?t.content.insertBefore(this.getCanvas()._canvas,t.getChildren()[this.index+1].getCanvas()._canvas):t.content.appendChild(this.getCanvas()._canvas),!0)},t.prototype.moveDown=function(){if(ht.prototype.moveDown.call(this)){var t=this.getStage();if(t){var e=t.getChildren();t.content.removeChild(this.getCanvas()._canvas),t.content.insertBefore(this.getCanvas()._canvas,e[this.index+1].getCanvas()._canvas)}return!0}return!1},t.prototype.moveToBottom=function(){if(ht.prototype.moveToBottom.call(this)){var t=this.getStage();if(t){var e=t.getChildren();t.content.removeChild(this.getCanvas()._canvas),t.content.insertBefore(this.getCanvas()._canvas,e[1].getCanvas()._canvas)}return!0}return!1},t.prototype.getLayer=function(){return this},t.prototype.remove=function(){var t=this.getCanvas()._canvas;return ht.prototype.remove.call(this),t&&t.parentNode&&D._isInDocument(t)&&t.parentNode.removeChild(t),this},t.prototype.getStage=function(){return this.parent},t.prototype.setSize=function(t){var e=t.width,i=t.height;return this.canvas.setSize(e,i),this},t.prototype._toKonvaCanvas=function(t){return(t=t||{}).width=t.width||this.getWidth(),t.height=t.height||this.getHeight(),t.x=void 0!==t.x?t.x:this.x(),t.y=void 0!==t.y?t.y:this.y(),ht.prototype._toKonvaCanvas.call(this,t)},t.prototype._checkVisibility=function(){var t=this.visible();this.canvas._canvas.style.display=t?"block":"none"},t.prototype.getWidth=function(){if(this.parent)return this.parent.width()},t.prototype.setWidth=function(){D.warn('Can not change width of layer. Use "stage.width(value)" function instead.')},t.prototype.getHeight=function(){if(this.parent)return this.parent.height()},t.prototype.setHeight=function(){D.warn('Can not change height of layer. Use "stage.height(value)" function instead.')},t.prototype.getIntersection=function(t,e){return null},t.prototype.batchDraw=function(){var t=this;return this._waitingForDraw||(this._waitingForDraw=!0,D.requestAnimFrame(function(){t.draw(),t._waitingForDraw=!1})),this},t.prototype._applyTransform=function(t,e,i){var n=t.getAbsoluteTransform(i).getMatrix();e.transform(n[0],n[1],n[2],n[3],n[4],n[5])},t}(lt);Gt.prototype.nodeType="BaseLayer",T.addGetterSetter(Gt,"clearBeforeDraw",!0),c.mapMethods(Gt);var At,Rt="hasShadow",Lt="shadowRGBA",Ot="patternImage",Dt="linearGradient",It="radialGradient";function Ft(){return At||(At=D.createCanvasElement().getContext("2d"))}var Et={};function zt(){this._clearCache(Rt)}function Bt(){this._clearCache(Lt)}function Nt(){this._clearCache(Ot)}function Wt(){this._clearCache(Dt)}function Ht(){this._clearCache(It)}var Yt=function(n){function t(t){for(var e,i=n.call(this,t)||this;!(e=D.getRandomColor())||e in Et;);return i.colorKey=e,(Et[e]=i).on("shadowColorChange.konva shadowBlurChange.konva shadowOffsetChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",zt),i.on("shadowColorChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",Bt),i.on("fillPriorityChange.konva fillPatternImageChange.konva fillPatternRepeatChange.konva",Nt),i.on("fillPriorityChange.konva fillLinearGradientColorStopsChange.konva fillLinearGradientStartPointXChange.konva fillLinearGradientStartPointYChange.konva fillLinearGradientEndPointXChange.konva fillLinearGradientEndPointYChange.konva",Wt),i.on("fillPriorityChange.konva fillRadialGradientColorStopsChange.konva fillRadialGradientStartPointXChange.konva fillRadialGradientStartPointYChange.konva fillRadialGradientEndPointXChange.konva fillRadialGradientEndPointYChange.konva fillRadialGradientStartRadiusChange.konva fillRadialGradientEndRadiusChange.konva",Ht),i}return G(t,n),t.prototype.getContext=function(){return this.getLayer().getContext()},t.prototype.getCanvas=function(){return this.getLayer().getCanvas()},t.prototype.getSceneFunc=function(){return this.attrs.sceneFunc||this._sceneFunc},t.prototype.getHitFunc=function(){return this.attrs.hitFunc||this._hitFunc},t.prototype.hasShadow=function(){return this._getCache(Rt,this._hasShadow)},t.prototype._hasShadow=function(){return this.shadowEnabled()&&0!==this.shadowOpacity()&&!!(this.shadowColor()||this.shadowBlur()||this.shadowOffsetX()||this.shadowOffsetY())},t.prototype._getFillPattern=function(){return this._getCache(Ot,this.__getFillPattern)},t.prototype.__getFillPattern=function(){if(this.fillPatternImage())return Ft().createPattern(this.fillPatternImage(),this.fillPatternRepeat()||"repeat")},t.prototype._getLinearGradient=function(){return this._getCache(Dt,this.__getLinearGradient)},t.prototype.__getLinearGradient=function(){var t=this.fillLinearGradientColorStops();if(t){for(var e=Ft(),i=this.fillLinearGradientStartPoint(),n=this.fillLinearGradientEndPoint(),r=e.createLinearGradient(i.x,i.y,n.x,n.y),a=0;a<t.length;a+=2)r.addColorStop(t[a],t[a+1]);return r}},t.prototype._getRadialGradient=function(){return this._getCache(It,this.__getRadialGradient)},t.prototype.__getRadialGradient=function(){var t=this.fillRadialGradientColorStops();if(t){for(var e=Ft(),i=this.fillRadialGradientStartPoint(),n=this.fillRadialGradientEndPoint(),r=e.createRadialGradient(i.x,i.y,this.fillRadialGradientStartRadius(),n.x,n.y,this.fillRadialGradientEndRadius()),a=0;a<t.length;a+=2)r.addColorStop(t[a],t[a+1]);return r}},t.prototype.getShadowRGBA=function(){return this._getCache(Lt,this._getShadowRGBA)},t.prototype._getShadowRGBA=function(){if(this.hasShadow()){var t=D.colorToRGBA(this.shadowColor());return"rgba("+t.r+","+t.g+","+t.b+","+t.a*(this.shadowOpacity()||1)+")"}},t.prototype.hasFill=function(){return!!(this.fill()||this.fillPatternImage()||this.fillLinearGradientColorStops()||this.fillRadialGradientColorStops())},t.prototype.hasStroke=function(){return this.strokeEnabled()&&this.strokeWidth()&&!(!this.stroke()&&!this.strokeLinearGradientColorStops())},t.prototype.intersects=function(t){var e=this.getStage().bufferHitCanvas;return e.getContext().clear(),this.drawHit(e),0<e.context.getImageData(Math.round(t.x),Math.round(t.y),1,1).data[3]},t.prototype.destroy=function(){return ht.prototype.destroy.call(this),delete Et[this.colorKey],delete this.colorKey,this},t.prototype._useBufferCanvas=function(t){return(!t||this.hasShadow())&&this.perfectDrawEnabled()&&1!==this.getAbsoluteOpacity()&&this.hasFill()&&this.hasStroke()&&this.getStage()},t.prototype.getSelfRect=function(){var t=this.size();return{x:this._centroid?Math.round(-t.width/2):0,y:this._centroid?Math.round(-t.height/2):0,width:t.width,height:t.height}},t.prototype.getClientRect=function(t){var e=(t=t||{}).skipTransform,i=t.relativeTo,n=this.getSelfRect(),r=!t.skipStroke&&this.hasStroke()&&this.strokeWidth()||0,a=n.width+r,o=n.height+r,s=!t.skipShadow&&this.hasShadow(),h=s?this.shadowOffsetX():0,l=s?this.shadowOffsetY():0,c=a+Math.abs(h),d=o+Math.abs(l),p=s&&this.shadowBlur()||0,u=c+2*p,f=d+2*p,g=0;Math.round(r/2)!==r/2&&(g=1);var v={width:u+g,height:f+g,x:-Math.round(r/2+p)+Math.min(h,0)+n.x,y:-Math.round(r/2+p)+Math.min(l,0)+n.y};return e?v:this._transformedRect(v,i)},t.prototype.drawScene=function(t,e,i,n){var r,a,o=this.getLayer(),s=t||o.getCanvas(),h=s.getContext(),l=this._getCanvasCache(),c=this.sceneFunc(),d=this.hasShadow(),p=this.hasStroke();if(!this.isVisible()&&!i)return this;if(l)return h.save(),o._applyTransform(this,h,e),this._drawCachedSceneCanvas(h),h.restore(),this;if(!c)return this;if(h.save(),this._useBufferCanvas(i)&&!n){if((a=(r=this.getStage().bufferCanvas).getContext()).clear(),a.save(),a._applyLineJoin(this),!i)if(o)o._applyTransform(this,a,e);else{var u=this.getAbsoluteTransform(e).getMatrix();h.transform(u[0],u[1],u[2],u[3],u[4],u[5])}c.call(this,a,this),a.restore();var f=r.pixelRatio;d&&!s.hitCanvas?(h.save(),h._applyShadow(this),h._applyOpacity(this),h._applyGlobalCompositeOperation(this),h.drawImage(r._canvas,0,0,r.width/f,r.height/f),h.restore()):(h._applyOpacity(this),h._applyGlobalCompositeOperation(this),h.drawImage(r._canvas,0,0,r.width/f,r.height/f))}else{if(h._applyLineJoin(this),!i)if(o)o._applyTransform(this,h,e);else{var g=this.getAbsoluteTransform(e).getMatrix();h.transform(g[0],g[1],g[2],g[3],g[4],g[5])}d&&p&&!s.hitCanvas?(h.save(),i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),h._applyShadow(this),c.call(this,h,this),h.restore(),this.hasFill()&&this.shadowForStrokeEnabled()&&c.call(this,h,this)):d&&!s.hitCanvas?(h.save(),i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),h._applyShadow(this),c.call(this,h,this),h.restore()):(i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),c.call(this,h,this))}return h.restore(),this},t.prototype.drawHit=function(t,e,i){var n=this.getLayer(),r=t||n.hitCanvas,a=r&&r.getContext(),o=this.hitFunc()||this.sceneFunc(),s=this._getCanvasCache(),h=s&&s.hit;if(this.colorKey||D.warn("Looks like your canvas has a destroyed shape in it. Do not reuse shape after you destroyed it. See the shape in logs above. If you want to reuse shape you should call remove() instead of destroy()"),!this.shouldDrawHit()&&!i)return this;if(h)return a.save(),n._applyTransform(this,a,e),this._drawCachedHitCanvas(a),a.restore(),this;if(!o)return this;if(a.save(),a._applyLineJoin(this),!i)if(n)n._applyTransform(this,a,e);else{var l=this.getAbsoluteTransform(e).getMatrix();a.transform(l[0],l[1],l[2],l[3],l[4],l[5])}return o.call(this,a,this),a.restore(),this},t.prototype.drawHitFromCache=function(t){var e,i,n,r,a,o,s=t||0,h=this._getCanvasCache(),l=this._getCachedSceneCanvas(),c=h.hit,d=c.getContext(),p=c.getWidth(),u=c.getHeight();d.clear(),d.drawImage(l._canvas,0,0,p,u);try{for(n=(i=(e=d.getImageData(0,0,p,u)).data).length,r=D._hexToRgb(this.colorKey),a=0;a<n;a+=4)o=i[a+3],i[a+3]=s<o?(i[a]=r.r,i[a+1]=r.g,i[a+2]=r.b,255):0;d.putImageData(e,0,0)}catch(t){D.error("Unable to draw hit graph from cached scene canvas. "+t.message)}return this},t}(ht);Yt.prototype._fillFunc=function(t){t.fill()},Yt.prototype._strokeFunc=function(t){t.stroke()},Yt.prototype._fillFuncHit=function(t){t.fill()},Yt.prototype._strokeFuncHit=function(t){t.stroke()},Yt.prototype._centroid=!1,Yt.prototype.nodeType="Shape",l(Yt),T.addGetterSetter(Yt,"stroke",void 0,w()),T.addGetterSetter(Yt,"strokeWidth",2,b()),T.addGetterSetter(Yt,"strokeHitEnabled",!0,C()),T.addGetterSetter(Yt,"perfectDrawEnabled",!0,C()),T.addGetterSetter(Yt,"shadowForStrokeEnabled",!0,C()),T.addGetterSetter(Yt,"lineJoin"),T.addGetterSetter(Yt,"lineCap"),T.addGetterSetter(Yt,"sceneFunc"),T.addGetterSetter(Yt,"hitFunc"),T.addGetterSetter(Yt,"dash"),T.addGetterSetter(Yt,"dashOffset",0,b()),T.addGetterSetter(Yt,"shadowColor",void 0,w()),T.addGetterSetter(Yt,"shadowBlur",0,b()),T.addGetterSetter(Yt,"shadowOpacity",1,b()),T.addComponentsGetterSetter(Yt,"shadowOffset",["x","y"]),T.addGetterSetter(Yt,"shadowOffsetX",0,b()),T.addGetterSetter(Yt,"shadowOffsetY",0,b()),T.addGetterSetter(Yt,"fillPatternImage"),T.addGetterSetter(Yt,"fill",void 0,w()),T.addGetterSetter(Yt,"fillPatternX",0,b()),T.addGetterSetter(Yt,"fillPatternY",0,b()),T.addGetterSetter(Yt,"fillLinearGradientColorStops"),T.addGetterSetter(Yt,"strokeLinearGradientColorStops"),T.addGetterSetter(Yt,"fillRadialGradientStartRadius",0),T.addGetterSetter(Yt,"fillRadialGradientEndRadius",0),T.addGetterSetter(Yt,"fillRadialGradientColorStops"),T.addGetterSetter(Yt,"fillPatternRepeat","repeat"),T.addGetterSetter(Yt,"fillEnabled",!0),T.addGetterSetter(Yt,"strokeEnabled",!0),T.addGetterSetter(Yt,"shadowEnabled",!0),T.addGetterSetter(Yt,"dashEnabled",!0),T.addGetterSetter(Yt,"strokeScaleEnabled",!0),T.addGetterSetter(Yt,"fillPriority","color"),T.addComponentsGetterSetter(Yt,"fillPatternOffset",["x","y"]),T.addGetterSetter(Yt,"fillPatternOffsetX",0,b()),T.addGetterSetter(Yt,"fillPatternOffsetY",0,b()),T.addComponentsGetterSetter(Yt,"fillPatternScale",["x","y"]),T.addGetterSetter(Yt,"fillPatternScaleX",1,b()),T.addGetterSetter(Yt,"fillPatternScaleY",1,b()),T.addComponentsGetterSetter(Yt,"fillLinearGradientStartPoint",["x","y"]),T.addComponentsGetterSetter(Yt,"strokeLinearGradientStartPoint",["x","y"]),T.addGetterSetter(Yt,"fillLinearGradientStartPointX",0),T.addGetterSetter(Yt,"strokeLinearGradientStartPointX",0),T.addGetterSetter(Yt,"fillLinearGradientStartPointY",0),T.addGetterSetter(Yt,"strokeLinearGradientStartPointY",0),T.addComponentsGetterSetter(Yt,"fillLinearGradientEndPoint",["x","y"]),T.addComponentsGetterSetter(Yt,"strokeLinearGradientEndPoint",["x","y"]),T.addGetterSetter(Yt,"fillLinearGradientEndPointX",0),T.addGetterSetter(Yt,"strokeLinearGradientEndPointX",0),T.addGetterSetter(Yt,"fillLinearGradientEndPointY",0),T.addGetterSetter(Yt,"strokeLinearGradientEndPointY",0),T.addComponentsGetterSetter(Yt,"fillRadialGradientStartPoint",["x","y"]),T.addGetterSetter(Yt,"fillRadialGradientStartPointX",0),T.addGetterSetter(Yt,"fillRadialGradientStartPointY",0),T.addComponentsGetterSetter(Yt,"fillRadialGradientEndPoint",["x","y"]),T.addGetterSetter(Yt,"fillRadialGradientEndPointX",0),T.addGetterSetter(Yt,"fillRadialGradientEndPointY",0),T.addGetterSetter(Yt,"fillPatternRotation",0),T.backCompat(Yt,{dashArray:"dash",getDashArray:"getDash",setDashArray:"getDash",drawFunc:"sceneFunc",getDrawFunc:"getSceneFunc",setDrawFunc:"setSceneFunc",drawHitFunc:"hitFunc",getDrawHitFunc:"getHitFunc",setDrawHitFunc:"setHitFunc"}),c.mapMethods(Yt);var Xt=[{x:0,y:0},{x:-1,y:-1},{x:1,y:-1},{x:1,y:1},{x:-1,y:1}],jt=Xt.length,Ut=function(n){function t(){var t=null!==n&&n.apply(this,arguments)||this;return t.hitCanvas=new N({pixelRatio:1}),t}return G(t,n),t.prototype._setCanvasSize=function(t,e){this.canvas.setSize(t,e),this.hitCanvas.setSize(t,e)},t.prototype._validateAdd=function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&D.throw("You may only add groups and shapes to a layer.")},t.prototype.getIntersection=function(t,e){var i,n,r,a;if(!this.hitGraphEnabled()||!this.isVisible())return null;for(var o=1,s=!1;;){for(n=0;n<jt;n++){if(r=Xt[n],(a=(i=this._getIntersection({x:t.x+r.x*o,y:t.y+r.y*o})).shape)&&e)return a.findAncestor(e,!0);if(a)return a;if(s=!!i.antialiased,!i.antialiased)break}if(!s)return null;o+=1}},t.prototype._getIntersection=function(t){var e,i,n=this.hitCanvas.pixelRatio,r=this.hitCanvas.context.getImageData(Math.round(t.x*n),Math.round(t.y*n),1,1).data,a=r[3];return 255===a?(e=D._rgbToHex(r[0],r[1],r[2]),(i=Et["#"+e])?{shape:i}:{antialiased:!0}):0<a?{antialiased:!0}:{}},t.prototype.drawScene=function(t,e){var i=this.getLayer(),n=t||i&&i.getCanvas();return this._fire("beforeDraw",{node:this}),this.clearBeforeDraw()&&n.getContext().clear(),lt.prototype.drawScene.call(this,n,e),this._fire("draw",{node:this}),this},t.prototype.drawHit=function(t,e){var i=this.getLayer(),n=t||i&&i.hitCanvas;return i&&i.clearBeforeDraw()&&i.getHitCanvas().getContext().clear(),lt.prototype.drawHit.call(this,n,e),this},t.prototype.clear=function(t){return Gt.prototype.clear.call(this,t),this.getHitCanvas().getContext().clear(t),this},t.prototype.enableHitGraph=function(){return this.hitGraphEnabled(!0),this},t.prototype.disableHitGraph=function(){return this.hitGraphEnabled(!1),this},t.prototype.toggleHitCanvas=function(){if(this.parent){var t=this.parent;!!this.hitCanvas._canvas.parentNode?t.content.removeChild(this.hitCanvas._canvas):t.content.appendChild(this.hitCanvas._canvas)}},t.prototype.setSize=function(t){var e=t.width,i=t.height;return n.prototype.setSize.call(this,{width:e,height:i}),this.hitCanvas.setSize(e,i),this},t}(Gt);Ut.prototype.nodeType="Layer",l(Ut),T.addGetterSetter(Ut,"hitGraphEnabled",!0,C()),c.mapMethods(Ut);var qt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return G(e,t),e.prototype._validateAdd=function(t){"Shape"!==t.getType()&&D.throw("You may only add shapes to a fast layer.")},e.prototype._setCanvasSize=function(t,e){this.canvas.setSize(t,e)},e.prototype.hitGraphEnabled=function(){return!1},e.prototype.drawScene=function(t){var e=this.getLayer(),i=t||e&&e.getCanvas();return this.clearBeforeDraw()&&i.getContext().clear(),lt.prototype.drawScene.call(this,i),this},e.prototype.draw=function(){return this.drawScene(),this},e}(Gt);qt.prototype.nodeType="FastLayer",l(qt),c.mapMethods(qt);var Vt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return G(e,t),e.prototype._validateAdd=function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&D.throw("You may only add groups and shapes to groups.")},e}(lt);Vt.prototype.nodeType="Group",l(Vt),c.mapMethods(Vt);var Kt={node:1,duration:1,easing:1,onFinish:1,yoyo:1},Qt=0,Jt=["fill","stroke","shadowColor"],Zt=function(){function t(t,e,i,n,r,a,o){this.prop=t,this.propFunc=e,this.begin=n,this._pos=n,this.duration=a,this._change=0,this.prevPos=0,this.yoyo=o,this._time=0,this._position=0,this._startTime=0,this._finish=0,this.func=i,this._change=r-this.begin,this.pause()}return t.prototype.fire=function(t){var e=this[t];e&&e()},t.prototype.setTime=function(t){t>this.duration?this.yoyo?(this._time=this.duration,this.reverse()):this.finish():t<0?this.yoyo?(this._time=0,this.play()):this.reset():(this._time=t,this.update())},t.prototype.getTime=function(){return this._time},t.prototype.setPosition=function(t){this.prevPos=this._pos,this.propFunc(t),this._pos=t},t.prototype.getPosition=function(t){return void 0===t&&(t=this._time),this.func(t,this.begin,this._change,this.duration)},t.prototype.play=function(){this.state=2,this._startTime=this.getTimer()-this._time,this.onEnterFrame(),this.fire("onPlay")},t.prototype.reverse=function(){this.state=3,this._time=this.duration-this._time,this._startTime=this.getTimer()-this._time,this.onEnterFrame(),this.fire("onReverse")},t.prototype.seek=function(t){this.pause(),this._time=t,this.update(),this.fire("onSeek")},t.prototype.reset=function(){this.pause(),this._time=0,this.update(),this.fire("onReset")},t.prototype.finish=function(){this.pause(),this._time=this.duration,this.update(),this.fire("onFinish")},t.prototype.update=function(){this.setPosition(this.getPosition(this._time))},t.prototype.onEnterFrame=function(){var t=this.getTimer()-this._startTime;2===this.state?this.setTime(t):3===this.state&&this.setTime(this.duration-t)},t.prototype.pause=function(){this.state=1,this.fire("onPause")},t.prototype.getTimer=function(){return(new Date).getTime()},t}(),$t=function(){function u(t){var e,i,n=this,r=t.node,a=r._id,o=t.easing||te.Linear,s=!!t.yoyo;e=void 0===t.duration?.3:0===t.duration?.001:t.duration,this.node=r,this._id=Qt++;var h=r.getLayer()||(r instanceof O().Stage?r.getLayers():null);for(i in h||D.error("Tween constructor have `node` that is not in a layer. Please add node into layer first."),this.anim=new H(function(){n.tween.onEnterFrame()},h),this.tween=new Zt(i,function(t){n._tweenFunc(t)},o,0,1,1e3*e,s),this._addListeners(),u.attrs[a]||(u.attrs[a]={}),u.attrs[a][this._id]||(u.attrs[a][this._id]={}),u.tweens[a]||(u.tweens[a]={}),t)void 0===Kt[i]&&this._addAttr(i,t[i]);this.reset(),this.onFinish=t.onFinish,this.onReset=t.onReset}return u.prototype._addAttr=function(t,e){var i,n,r,a,o,s,h,l,c=this.node,d=c._id;if((r=u.tweens[d][t])&&delete u.attrs[d][r][t],i=c.getAttr(t),D._isArray(e))if(n=[],o=Math.max(e.length,i.length),"points"===t&&e.length!==i.length&&(e.length>i.length?(h=i,i=D._prepareArrayForTween(i,e,c.closed())):(s=e,e=D._prepareArrayForTween(e,i,c.closed()))),0===t.indexOf("fill"))for(a=0;a<o;a++)if(a%2==0)n.push(e[a]-i[a]);else{var p=D.colorToRGBA(i[a]);l=D.colorToRGBA(e[a]),i[a]=p,n.push({r:l.r-p.r,g:l.g-p.g,b:l.b-p.b,a:l.a-p.a})}else for(a=0;a<o;a++)n.push(e[a]-i[a]);else n=-1!==Jt.indexOf(t)?(i=D.colorToRGBA(i),{r:(l=D.colorToRGBA(e)).r-i.r,g:l.g-i.g,b:l.b-i.b,a:l.a-i.a}):e-i;u.attrs[d][this._id][t]={start:i,diff:n,end:e,trueEnd:s,trueStart:h},u.tweens[d][t]=this._id},u.prototype._tweenFunc=function(t){var e,i,n,r,a,o,s,h,l=this.node,c=u.attrs[l._id][this._id];for(e in c){if(n=(i=c[e]).start,r=i.diff,h=i.end,D._isArray(n))if(a=[],s=Math.max(n.length,h.length),0===e.indexOf("fill"))for(o=0;o<s;o++)o%2==0?a.push((n[o]||0)+r[o]*t):a.push("rgba("+Math.round(n[o].r+r[o].r*t)+","+Math.round(n[o].g+r[o].g*t)+","+Math.round(n[o].b+r[o].b*t)+","+(n[o].a+r[o].a*t)+")");else for(o=0;o<s;o++)a.push((n[o]||0)+r[o]*t);else a=-1!==Jt.indexOf(e)?"rgba("+Math.round(n.r+r.r*t)+","+Math.round(n.g+r.g*t)+","+Math.round(n.b+r.b*t)+","+(n.a+r.a*t)+")":n+r*t;l.setAttr(e,a)}},u.prototype._addListeners=function(){var 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Use text.height() - for full height and text.fontSize() - for one line height."),this.textHeight},t.prototype.setText=function(t){return Me.prototype.setText.call(this,t)},t.prototype._getContextFont=function(){return Me.prototype._getContextFont.call(this)},t.prototype._getTextSize=function(t){var e=this.dummyCanvas.getContext("2d");e.save(),e.font=this._getContextFont();var i=e.measureText(t);return e.restore(),{width:i.width,height:parseInt(this.attrs.fontSize,10)}},t.prototype._setTextData=function(){var l=this,t=this._getTextSize(this.attrs.text),c=this.letterSpacing(),d=this.align(),e=this.kerningFunc();this.textWidth=t.width,this.textHeight=t.height;var p=Math.max(this.textWidth+((this.attrs.text||"").length-1)*c,0);this.glyphInfo=[];for(var u=0,i=0;i<l.dataArray.length;i++)0<l.dataArray[i].pathLength&&(u+=l.dataArray[i].pathLength);var n=0;"center"===d&&(n=Math.max(0,u/2-p/2)),"right"===d&&(n=Math.max(0,u-p));for(var f,g,v,r=this.text().split(""),y=this.text().split(" ").length-1,a=-1,m=0,_=function(){m=0;for(var t=l.dataArray,e=a+1;e<t.length;e++){if(0<t[e].pathLength)return t[a=e];"M"===t[e].command&&(f={x:t[e].points[0],y:t[e].points[1]})}return{}},o=function(t){var e=l._getTextSize(t).width+c;" "===t&&"justify"===d&&(e+=(u-p)/y);var i=0,n=0;for(g=void 0;.01<Math.abs(e-i)/e&&n<25;){n++;for(var r=i;void 0===v;)(v=_())&&r+v.pathLength<e&&(r+=v.pathLength,v=void 0);if(v==={}||void 0===f)return;var a=!1;switch(v.command){case"L":ge.getLineLength(f.x,f.y,v.points[0],v.points[1])>e?g=ge.getPointOnLine(e,f.x,f.y,v.points[0],v.points[1],f.x,f.y):v=void 0;break;case"A":var o=v.points[4],s=v.points[5],h=v.points[4]+s;0===m?m=o+1e-8:i<e?m+=Math.PI/180*s/Math.abs(s):m-=Math.PI/360*s/Math.abs(s),(s<0&&m<h||0<=s&&h<m)&&(m=h,a=!0),g=ge.getPointOnEllipticalArc(v.points[0],v.points[1],v.points[2],v.points[3],m,v.points[6]);break;case"C":0===m?m=e>v.pathLength?1e-8:e/v.pathLength:i<e?m+=(e-i)/v.pathLength:m-=(i-e)/v.pathLength,1<m&&(m=1,a=!0),g=ge.getPointOnCubicBezier(m,v.start.x,v.start.y,v.points[0],v.points[1],v.points[2],v.points[3],v.points[4],v.points[5]);break;case"Q":0===m?m=e/v.pathLength:i<e?m+=(e-i)/v.pathLength:m-=(i-e)/v.pathLength,1<m&&(m=1,a=!0),g=ge.getPointOnQuadraticBezier(m,v.start.x,v.start.y,v.points[0],v.points[1],v.points[2],v.points[3])}void 0!==g&&(i=ge.getLineLength(f.x,f.y,g.x,g.y)),a&&(a=!1,v=void 0)}},s=l._getTextSize("C").width+c,h=0;h<n/s&&(o("C"),void 0!==f&&void 0!==g);h++)f=g;for(var S=0;S<r.length&&(o(r[S]),void 0!==f&&void 0!==g);S++){var b=ge.getLineLength(f.x,f.y,g.x,g.y),x=0;if(e)try{x=e(r[S-1],r[S])*this.fontSize()}catch(t){x=0}f.x+=x,g.x+=x,this.textWidth+=x;var w=ge.getPointOnLine(x+b/2,f.x,f.y,g.x,g.y),C=Math.atan2(g.y-f.y,g.x-f.x);this.glyphInfo.push({transposeX:w.x,transposeY:w.y,text:r[S],rotation:C,p0:f,p1:g}),f=g}},t.prototype.getSelfRect=function(){var e=[];this.glyphInfo.forEach(function(t){e.push(t.p0.x),e.push(t.p0.y),e.push(t.p1.x),e.push(t.p1.y)});for(var t,i,n=e[0],r=e[0],a=e[0],o=e[0],s=0;s<e.length/2;s++)t=e[2*s],i=e[2*s+1],n=Math.min(n,t),r=Math.max(r,t),a=Math.min(a,i),o=Math.max(o,i);var h=this.fontSize();return{x:Math.round(n)-h/2,y:Math.round(a)-h/2,width:Math.round(r-n)+h,height:Math.round(o-a)+h}},t}(Yt);Re.prototype._fillFunc=Ge,Re.prototype._strokeFunc=Ae,Re.prototype._fillFuncHit=Ge,Re.prototype._strokeFuncHit=Ae,Re.prototype.className="TextPath",Re.prototype._attrsAffectingSize=["text","fontSize","data"],l(Re),T.addGetterSetter(Re,"data"),T.addGetterSetter(Re,"fontFamily","Arial"),T.addGetterSetter(Re,"fontSize",12,b()),T.addGetterSetter(Re,"fontStyle","normal"),T.addGetterSetter(Re,"align","left"),T.addGetterSetter(Re,"letterSpacing",0,b()),T.addGetterSetter(Re,"textBaseline","middle"),T.addGetterSetter(Re,"fontVariant","normal"),T.addGetterSetter(Re,"text",""),T.addGetterSetter(Re,"textDecoration",null),T.addGetterSetter(Re,"kerningFunc",null),c.mapMethods(Re);var Le=["resizeEnabledChange","rotateAnchorOffsetChange","rotateEnabledChange","enabledAnchorsChange","anchorSizeChange","borderEnabledChange","borderStrokeChange","borderStrokeWidthChange","borderDashChange","anchorStrokeChange","anchorStrokeWidthChange","anchorFillChange","anchorCornerRadiusChange","ignoreStrokeChange"].join(" "),Oe="nodeRect",De=["widthChange.tr","heightChange.tr","scaleXChange.tr","scaleYChange.tr","skewXChange.tr","skewYChange.tr","rotationChange.tr","offsetXChange.tr","offsetYChange.tr","transformsEnabledChange.tr","strokeWidthChange.tr"].join(" "),Ie={"top-left":-45,"top-center":0,"top-right":45,"middle-right":-90,"middle-left":90,"bottom-left":-135,"bottom-center":180,"bottom-right":135};var Fe=["top-left","top-center","top-right","middle-right","middle-left","bottom-left","bottom-center","bottom-right"],Ee=function(i){function t(t){var e=i.call(this,t)||this;return e._transforming=!1,e._createElements(),e._handleMouseMove=e._handleMouseMove.bind(e),e._handleMouseUp=e._handleMouseUp.bind(e),e.update=e.update.bind(e),e.on(Le,e.update),e.getNode()&&e.update(),e}return G(t,i),t.prototype.attachTo=function(t){return this.setNode(t),this},t.prototype.setNode=function(t){var e=this;this._node&&this.detach(),this._node=t,this._resetTransformCache();var i=t._attrsAffectingSize.map(function(t){return t+"Change.tr"}).join(" "),n=function(){e._resetTransformCache(),e._transforming||e.update()};return t.on(i,n),t.on(De,n),t.on("xChange.tr yChange.tr",function(){return e._resetTransformCache()}),!!this.findOne(".top-left")&&this.update(),this},t.prototype.getNode=function(){return this._node},t.prototype.detach=function(){this.getNode()&&(this.getNode().off(".tr"),this._node=void 0),this._resetTransformCache()},t.prototype._resetTransformCache=function(){this._clearCache(Oe),this._clearCache("transform"),this._clearSelfAndDescendantCache("absoluteTransform")},t.prototype._getNodeRect=function(){return this._getCache(Oe,this.__getNodeRect)},t.prototype.__getNodeRect=function(){var t=this.getNode();if(!t)return{x:-1e8,y:-1e8,width:0,height:0,rotation:0};var e=t.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:this.ignoreStroke()}),i=L(t.rotation()),n=e.x*t.scaleX()-t.offsetX()*t.scaleX(),r=e.y*t.scaleY()-t.offsetY()*t.scaleY();return{x:t.x()+n*Math.cos(i)+r*Math.sin(-i),y:t.y()+r*Math.cos(i)+n*Math.sin(i),width:e.width*t.scaleX(),height:e.height*t.scaleY(),rotation:t.rotation()}},t.prototype.getX=function(){return this._getNodeRect().x},t.prototype.getY=function(){return this._getNodeRect().y},t.prototype.getRotation=function(){return this._getNodeRect().rotation},t.prototype.getWidth=function(){return this._getNodeRect().width},t.prototype.getHeight=function(){return this._getNodeRect().height},t.prototype._createElements=function(){this._createBack(),Fe.forEach(function(t){this._createAnchor(t)}.bind(this)),this._createAnchor("rotater")},t.prototype._createAnchor=function(a){var o=new ve({stroke:"rgb(0, 161, 255)",fill:"white",strokeWidth:1,name:a+" _anchor",dragDistance:0,draggable:!0}),e=this;o.on("mousedown touchstart",function(t){e._handleMouseDown(t)}),o.on("dragstart",function(t){t.cancelBubble=!0}),o.on("dragmove",function(t){t.cancelBubble=!0}),o.on("dragend",function(t){t.cancelBubble=!0}),o.on("mouseenter",function(){var t=this.getParent(),e=L(t.rotation()),i=t.getNode().getAbsoluteScale(),n=i.y*i.x<0,r=function(t,e,i){if("rotater"===t)return"crosshair";e+=D._degToRad(Ie[t]||0),i&&(e*=-1);var n=(D._radToDeg(e)%360+360)%360;return D._inRange(n,337.5,360)||D._inRange(n,0,22.5)?"ns-resize":D._inRange(n,22.5,67.5)?"nesw-resize":D._inRange(n,67.5,112.5)?"ew-resize":D._inRange(n,112.5,157.5)?"nwse-resize":D._inRange(n,157.5,202.5)?"ns-resize":D._inRange(n,202.5,247.5)?"nesw-resize":D._inRange(n,247.5,292.5)?"ew-resize":D._inRange(n,292.5,337.5)?"nwse-resize":(D.error("Transformer has unknown angle for cursor detection: "+n),"pointer")}(a,e,n);o.getStage().content.style.cursor=r,t._cursorChange=!0}),o.on("mouseout",function(){o.getStage()&&this.getParent()&&(o.getStage().content.style.cursor="",this.getParent()._cursorChange=!1)}),this.add(o)},t.prototype._createBack=function(){var t=new Yt({name:"back",width:0,height:0,listening:!1,sceneFunc:function(t){var e=this.getParent(),i=e.padding();t.beginPath(),t.rect(-i,-i,this.width()+2*i,this.height()+2*i),t.moveTo(this.width()/2,-i),e.rotateEnabled()&&t.lineTo(this.width()/2,-e.rotateAnchorOffset()*D._sign(this.height())),t.fillStrokeShape(this)}});this.add(t)},t.prototype._handleMouseDown=function(t){this.movingResizer=t.target.name().split(" ")[0];var e=this._getNodeRect(),i=e.width,n=e.height,r=Math.sqrt(Math.pow(i,2)+Math.pow(n,2));this.sin=n/r,this.cos=i/r,window.addEventListener("mousemove",this._handleMouseMove),window.addEventListener("touchmove",this._handleMouseMove),window.addEventListener("mouseup",this._handleMouseUp,!0),window.addEventListener("touchend",this._handleMouseUp,!0),this._transforming=!0,this._fire("transformstart",{evt:t}),this.getNode()._fire("transformstart",{evt:t})},t.prototype._handleMouseMove=function(t){var e,i,n,r=this.findOne("."+this.movingResizer),a=r.getStage().getContent().getBoundingClientRect(),o=a.left,s=a.top,h={x:(void 0!==t.clientX?t.clientX:t.touches[0].clientX)-o,y:(void 0!==t.clientX?t.clientY:t.touches[0].clientY)-s};r.setAbsolutePosition(h);var l=this.keepRatio()||t.shiftKey;if("top-left"===this.movingResizer)l&&(e=(n=Math.sqrt(Math.pow(this.findOne(".bottom-right").x()-r.x(),2)+Math.pow(this.findOne(".bottom-right").y()-r.y(),2)))*this.cos,i=n*this.sin,this.findOne(".top-left").x(this.findOne(".bottom-right").x()-e),this.findOne(".top-left").y(this.findOne(".bottom-right").y()-i));else if("top-center"===this.movingResizer)this.findOne(".top-left").y(r.y());else if("top-right"===this.movingResizer){l&&(e=(n=Math.sqrt(Math.pow(this.findOne(".bottom-left").x()-r.x(),2)+Math.pow(this.findOne(".bottom-left").y()-r.y(),2)))*this.cos,i=n*this.sin,this.findOne(".top-right").x(e),this.findOne(".top-right").y(this.findOne(".bottom-left").y()-i));var c=r.position();this.findOne(".top-left").y(c.y),this.findOne(".bottom-right").x(c.x)}else if("middle-left"===this.movingResizer)this.findOne(".top-left").x(r.x());else if("middle-right"===this.movingResizer)this.findOne(".bottom-right").x(r.x());else if("bottom-left"===this.movingResizer)l&&(e=(n=Math.sqrt(Math.pow(this.findOne(".top-right").x()-r.x(),2)+Math.pow(this.findOne(".top-right").y()-r.y(),2)))*this.cos,i=n*this.sin,this.findOne(".bottom-left").x(this.findOne(".top-right").x()-e),this.findOne(".bottom-left").y(i)),c=r.position(),this.findOne(".top-left").x(c.x),this.findOne(".bottom-right").y(c.y);else if("bottom-center"===this.movingResizer)this.findOne(".bottom-right").y(r.y());else if("bottom-right"===this.movingResizer)l&&(e=(n=Math.sqrt(Math.pow(this.findOne(".bottom-right").x(),2)+Math.pow(this.findOne(".bottom-right").y(),2)))*this.cos,i=n*this.sin,this.findOne(".bottom-right").x(e),this.findOne(".bottom-right").y(i));else if("rotater"===this.movingResizer){var d=this.padding(),p=this._getNodeRect();e=r.x()-p.width/2,i=-r.y()+p.height/2;var u=Math.atan2(-i,e)+Math.PI/2;p.height<0&&(u-=Math.PI);for(var f=L(this.rotation()),g=D._radToDeg(f)+D._radToDeg(u),v=L(this.getNode().rotation()),y=D._degToRad(g),m=this.rotationSnaps(),_=0;_<m.length;_++){var S=L(m[_]);Math.abs(S-D._degToRad(g))%(2*Math.PI)<.1&&(g=D._radToDeg(S),y=D._degToRad(g))}var b=d,x=d;this._fitNodeInto({rotation:O().angleDeg?g:D._degToRad(g),x:p.x+(p.width/2+d)*(Math.cos(v)-Math.cos(y))+(p.height/2+d)*(Math.sin(-v)-Math.sin(-y))-(b*Math.cos(f)+x*Math.sin(-f)),y:p.y+(p.height/2+d)*(Math.cos(v)-Math.cos(y))+(p.width/2+d)*(Math.sin(v)-Math.sin(y))-(x*Math.cos(f)+b*Math.sin(f)),width:p.width+2*d,height:p.height+2*d},t)}else console.error(new Error("Wrong position argument of selection resizer: "+this.movingResizer));if("rotater"!==this.movingResizer){var w=this.findOne(".top-left").getAbsolutePosition(this.getParent());if(this.centeredScaling()||t.altKey){var C=this.findOne(".top-left"),k=this.findOne(".bottom-right"),P=C.x(),T=C.y(),M=this.getWidth()-k.x(),G=this.getHeight()-k.y();k.move({x:-P,y:-T}),C.move({x:M,y:G}),w=C.getAbsolutePosition(this.getParent())}e=w.x,i=w.y;var A=this.findOne(".bottom-right").x()-this.findOne(".top-left").x(),R=this.findOne(".bottom-right").y()-this.findOne(".top-left").y();this._fitNodeInto({x:e+this.offsetX(),y:i+this.offsetY(),width:A,height:R},t)}},t.prototype._handleMouseUp=function(t){this._removeEvents(t)},t.prototype._removeEvents=function(t){if(this._transforming){this._transforming=!1,window.removeEventListener("mousemove",this._handleMouseMove),window.removeEventListener("touchmove",this._handleMouseMove),window.removeEventListener("mouseup",this._handleMouseUp,!0),window.removeEventListener("touchend",this._handleMouseUp,!0),this._fire("transformend",{evt:t});var e=this.getNode();e&&e.fire("transformend",{evt:t})}},t.prototype._fitNodeInto=function(t,e){var i=this.boundBoxFunc();if(i){var 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n,r,a,o,s=t.data,h=e.data,l=t.width,c=t.height,d=i.polarCenterX||l/2,p=i.polarCenterY||c/2,u=0,f=0,g=0,v=0,y=Math.sqrt(d*d+p*p);r=l-d,a=c-p,y=y<(o=Math.sqrt(r*r+a*a))?o:y;var m,_,S,b,x=c,w=l,C=360/w*Math.PI/180;for(_=0;_<w;_+=1)for(S=Math.sin(_*C),b=Math.cos(_*C),m=0;m<x;m+=1)r=Math.floor(d+y*m/x*b),u=s[0+(n=4*((a=Math.floor(p+y*m/x*S))*l+r))],f=s[n+1],g=s[n+2],v=s[n+3],h[0+(n=4*(_+m*l))]=u,h[n+1]=f,h[n+2]=g,h[n+3]=v}(t,v,{polarCenterX:c/2,polarCenterY:d/2});for(var y=c/Math.pow(2,p);y<=8;)y*=2,p-=1;var m=y=Math.ceil(y),_=0,S=m,b=1;for(c<f+y&&(_=m,S=0,b=-1),i=0;i<d;i+=1)for(e=_;e!==S;e+=b)h=4*(c*i+Math.round(e+f)%c),r=v.data[h+0],a=v.data[h+1],o=v.data[h+2],s=v.data[h+3],l=4*(c*i+e),v.data[l+0]=r,v.data[l+1]=a,v.data[l+2]=o,v.data[l+3]=s;for(i=0;i<d;i+=1)for(m=Math.floor(y),n=0;n<p;n+=1){for(e=0;e<m+1;e+=1)h=4*(c*i+e),r=v.data[h+0],a=v.data[h+1],o=v.data[h+2],s=v.data[h+3],l=4*(c*i+2*m-e-1),v.data[l+0]=r,v.data[l+1]=a,v.data[l+2]=o,v.data[l+3]=s;m*=2}!function(t,e,i){var n,r,a,o,s,h,l=t.data,c=e.data,d=t.width,p=t.height,u=i.polarCenterX||d/2,f=i.polarCenterY||p/2,g=0,v=0,y=0,m=0,_=Math.sqrt(u*u+f*f);r=d-u,a=p-f,_=_<(h=Math.sqrt(r*r+a*a))?h:_;var S,b,x,w=p,C=d,k=i.polarRotation||0;for(r=0;r<d;r+=1)for(a=0;a<p;a+=1)o=r-u,s=a-f,S=Math.sqrt(o*o+s*s)*w/_,b=(b=(180*Math.atan2(s,o)/Math.PI+360+k)%360)*C/360,x=Math.floor(b),g=l[0+(n=4*(Math.floor(S)*d+x))],v=l[n+1],y=l[n+2],m=l[n+3],c[0+(n=4*(a*d+r))]=g,c[n+1]=v,c[n+2]=y,c[n+3]=m}(v,t,{polarRotation:0})}},Mask:function(t){var e=function(t,e){var i=Ye(t,0,0),n=Ye(t,t.width-1,0),r=Ye(t,0,t.height-1),a=Ye(t,t.width-1,t.height-1),o=e||10;if(Xe(i,n)<o&&Xe(n,a)<o&&Xe(a,r)<o&&Xe(r,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,a,r]),h=[],l=0;l<t.width*t.height;l++){var c=Xe(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],r=Math.round(Math.sqrt(n.length)),a=Math.floor(r/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<r;d++)for(var p=0;p<r;p++){var u=s+d-a,f=h+p-a;if(0<=u&&u<i&&0<=f&&f<e){var g=n[d*r+p];c+=t[u*e+f]*g}}o[l]=c}return o}(e=function(t,e,i){for(var n=[1,1,1,1,1,1,1,1,1],r=Math.round(Math.sqrt(n.length)),a=Math.floor(r/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<r;d++)for(var p=0;p<r;p++){var u=s+d-a,f=h+p-a;if(0<=u&&u<i&&0<=f&&f<e){var g=n[d*r+p];c+=t[u*e+f]*g}}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],r=Math.round(Math.sqrt(n.length)),a=Math.floor(r/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<r;d++)for(var p=0;p<r;p++){var u=s+d-a,f=h+p-a;if(0<=u&&u<i&&0<=f&&f<e){var g=n[d*r+p];c+=t[u*e+f]*g}}o[l]=2040===c?255:0}return o}(e,t.width,t.height),t.width,t.height),t.width,t.height)),t},Noise:function(t){var e,i=255*this.noise(),n=t.data,r=n.length,a=i/2;for(e=0;e<r;e+=4)n[e+0]+=a-2*a*Math.random(),n[e+1]+=a-2*a*Math.random(),n[e+2]+=a-2*a*Math.random()},Pixelate:function(t){var e,i,n,r,a,o,s,h,l,c,d,p,u,f,g=Math.ceil(this.pixelSize()),v=t.width,y=t.height,m=Math.ceil(v/g),_=Math.ceil(y/g);if(t=t.data,g<=0)D.error("pixelSize value can not be <= 0");else for(p=0;p<m;p+=1)for(u=0;u<_;u+=1){for(l=(h=p*g)+g,d=(c=u*g)+g,f=s=o=a=r=0,e=h;e<l;e+=1)if(!(v<=e))for(i=c;i<d;i+=1)y<=i||(r+=t[0+(n=4*(v*i+e))],a+=t[n+1],o+=t[n+2],s+=t[n+3],f+=1);for(r/=f,a/=f,o/=f,s/=f,e=h;e<l;e+=1)if(!(v<=e))for(i=c;i<d;i+=1)y<=i||(t[0+(n=4*(v*i+e))]=r,t[n+1]=a,t[n+2]=o,t[n+3]=s)}},Posterize:function(t){var e,i=Math.round(254*this.levels())+1,n=t.data,r=n.length,a=255/i;for(e=0;e<r;e+=1)n[e]=Math.floor(n[e]/a)*a},RGB:function(t){var e,i,n=t.data,r=n.length,a=this.red(),o=this.green(),s=this.blue();for(e=0;e<r;e+=4)i=(.34*n[e]+.5*n[e+1]+.16*n[e+2])/255,n[e]=i*a,n[e+1]=i*o,n[e+2]=i*s,n[e+3]=n[e+3]},RGBA:function(t){var e,i,n=t.data,r=n.length,a=this.red(),o=this.green(),s=this.blue(),h=this.alpha();for(e=0;e<r;e+=4)i=1-h,n[e]=a*h+n[e]*i,n[e+1]=o*h+n[e+1]*i,n[e+2]=s*h+n[e+2]*i},Sepia:function(t){var e,i,n,r,a=t.data,o=a.length;for(e=0;e<o;e+=4)i=a[e+0],n=a[e+1],r=a[e+2],a[e+0]=Math.min(255,.393*i+.769*n+.189*r),a[e+1]=Math.min(255,.349*i+.686*n+.168*r),a[e+2]=Math.min(255,.272*i+.534*n+.131*r)},Solarize:function(t){var e=t.data,i=t.width,n=4*i,r=t.height;do{var a=(r-1)*n,o=i;do{var s=a+4*(o-1),h=e[s],l=e[s+1],c=e[s+2];127<h&&(h=255-h),127<l&&(l=255-l),127<c&&(c=255-c),e[s]=h,e[s+1]=l,e[s+2]=c}while(--o)}while(--r)},Threshold:function(t){var e,i=255*this.threshold(),n=t.data,r=n.length;for(e=0;e<r;e+=1)n[e]=n[e]<i?0:255}},Arc:ie,Arrow:re,Circle:ae,Ellipse:oe,Image:se,Label:ue,Tag:fe,Line:ne,Path:ge,Rect:ve,RegularPolygon:ye,Ring:_e,Sprite:Se,Star:be,Text:Me,TextPath:Re,Transformer:Ee,Wedge:ze,DD:ee,enableTrace:!1,listenClickTap:!1,inDblClickWindow:!1,pixelRatio:void 0,dragDistance:3,angleDeg:!0,showWarnings:!0,dragButtons:[0,1],isDragging:function(){return Y.isDragging},isDragReady:function(){return!!Y.node},Collection:c,Util:D,Node:ht,ids:X,names:j,Container:lt,Stage:Mt,stages:Pt,Layer:Ut,FastLayer:qt,Group:Vt,Shape:Yt,shapes:Et,Animation:H,Tween:$t,Easings:te,version:"3.1.3",isBrowser:r,isUnminified:p,dblClickWindow:400,getAngle:L,_parseUA:t,glob:n,UA:o,document:a,_getGlobalKonva:O,_NODES_REGISTRY:h,_injectGlobal:s,_registerNode:l};return s(je),je});