konva/dist/kinetic-core.min.js

/**
 * KineticJS JavaScript Library core
 * http://www.kineticjs.com/
 * Copyright 2012, Eric Rowell
 * Licensed under the MIT or GPL Version 2 licenses.
 * Date: Jun 15 2012
 *
 * Copyright (C) 2011 - 2012 by Eric Rowell
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
var Kinetic={};Kinetic.GlobalObject={stages:[],idCounter:0,tempNodes:[],animations:[],animIdCounter:0,animRunning:!1,maxDragTimeInterval:20,frame:{time:0,timeDiff:0,lastTime:0},drag:{moving:!1,node:undefined,offset:{x:0,y:0},lastDrawTime:0},extend:function(a,b){for(var c in b.prototype)b.prototype.hasOwnProperty(c)&&a.prototype[c]===undefined&&(a.prototype[c]=b.prototype[c])},addSetters:function(constructor,a){for(var b=0;b<a.length;b++){var c=a[b];this._addSetter(constructor,c)}},addGetters:function(constructor,a){for(var b=0;b<a.length;b++){var c=a[b];this._addGetter(constructor,c)}},_pullNodes:function(a){var b=this.tempNodes;for(var c=0;c<b.length;c++){var d=b[c];d.getStage()!==undefined&&d.getStage()._id===a._id&&(a._addId(d),a._addName(d),this.tempNodes.splice(c,1),c-=1)}},_addAnimation:function(a){a.id=this.animIdCounter++,this.animations.push(a)},_removeAnimation:function(a){var b=a.id,c=this.animations;for(var d=0;d<c.length;d++)if(c[d].id===b)return this.animations.splice(d,1),!1},_runFrames:function(){var a={};for(var b=0;b<this.animations.length;b++){var c=this.animations[b];c.node&&c.node._id!==undefined&&(a[c.node._id]=c.node),c.func(this.frame)}for(var d in a)a[d].draw()},_updateFrameObject:function(){var a=new Date,b=a.getTime();this.frame.lastTime===0?this.frame.lastTime=b:(this.frame.timeDiff=b-this.frame.lastTime,this.frame.lastTime=b,this.frame.time+=this.frame.timeDiff)},_animationLoop:function(){if(this.animations.length>0){this._updateFrameObject(),this._runFrames();var a=this;requestAnimFrame(function(){a._animationLoop()})}else this.animRunning=!1,this.frame.lastTime=0},_handleAnimation:function(){var a=this;this.animRunning?this.frame.lastTime=0:(this.animRunning=!0,a._animationLoop())},_isElement:function(a){return!!a&&a.nodeType==1},_isFunction:function(a){return!!(a&&a.constructor&&a.call&&a.apply)},_isArray:function(a){return a.length!==undefined},_isObject:function(a){return typeof a=="object"},_isNumber:function(a){return Object.prototype.toString.call(a)=="[object Number]"},_hasMethods:function(a){var b=[];for(var c in a)this._isFunction(a[c])&&b.push(c);return b.length>0},_getXY:function(a){if(this._isNumber(a))return{x:a,y:a};if(this._isArray(a)){if(a.length===1){var b=a[0];if(this._isNumber(b))return{x:b,y:b};if(this._isArray(b))return{x:b[0],y:b[1]};if(this._isObject(b))return b}else if(a.length>=2)return{x:a[0],y:a[1]}}else if(this._isObject(a))return a;return{x:0,y:0}},_getSize:function(a){if(this._isNumber(a))return{width:a,height:a};if(this._isArray(a))if(a.length===1){var b=a[0];if(this._isNumber(b))return{width:b,height:b};if(this._isArray(b)){if(b.length>=4)return{width:b[2],height:b[3]};if(b.length>=2)return{width:b[0],height:b[1]}}else if(this._isObject(b))return b}else{if(a.length>=4)return{width:a[2],height:a[3]};if(a.length>=2)return{width:a[0],height:a[1]}}else if(this._isObject(a))return a;return{width:0,height:0}},_getPoints:function(a){if(a===undefined)return[];if(this._isObject(a[0]))return a;var b=[];for(var c=0;c<a.length;c+=2)b.push({x:a[c],y:a[c+1]});return b},_addSetter:function(constructor,a){var b=this,c="set"+a.charAt(0).toUpperCase()+a.slice(1);constructor.prototype[c]=function(b){var c={};c[a]=b,this.setAttrs(c)}},_addGetter:function(constructor,a){var b=this,c="get"+a.charAt(0).toUpperCase()+a.slice(1);constructor.prototype[c]=function(b){return this.attrs[a]}}},window.requestAnimFrame=function(a){return window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(a){window.setTimeout(a,1e3/60)}}(),Kinetic.Node=function(a){this.defaultNodeAttrs={visible:!0,listen:!0,name:undefined,alpha:1,x:0,y:0,scale:{x:1,y:1},rotation:0,offset:{x:0,y:0},dragConstraint:"none",dragBounds:{},draggable:!1},this.setDefaultAttrs(this.defaultNodeAttrs),this.eventListeners={},this.setAttrs(a),this.on("draggableChange.kinetic_reserved",function(){this.attrs.draggable?this._listenDrag():this._dragCleanup()}),this.simulate("draggableChange")},Kinetic.Node.prototype={on:function(a,b){var c=a.split(" ");for(var d=0;d<c.length;d++){var e=c[d],f=e,g=f.split("."),h=g[0],i=g.length>1?g[1]:"";this.eventListeners[h]||(this.eventListeners[h]=[]),this.eventListeners[h].push({name:i,handler:b})}},off:function(a){var b=a.split(" ");for(var c=0;c<b.length;c++){var d=b[c],e=d,f=e.split("."),g=f[0];if(this.eventListeners[g]&&f.length>1){var h=f[1];for(var i=0;i<this.eventListeners[g].length;i++)if(this.eventListeners[g][i].name===h){this.eventListeners[g].splice(i,1);if(this.eventListeners[g].length===0){delete this.eventListeners[g];break}i--}}else delete this.eventListeners[g]}},getAttrs:function(){return this.attrs},setDefaultAttrs:function(a){this.attrs===undefined&&(this.attrs={});if(a)for(var b in a)this.attrs[b]===undefined&&(this.attrs[b]=a[b])},setAttrs:function(a){var b=Kinetic.GlobalObject,c=this;if(a!==undefined){function d(a,e,f){for(var g in e){var h=e[g];a[g]===undefined&&(a[g]={});if(b._isObject(h)&&!b._isArray(h)&&!b._isElement(h)&&!b._hasMethods(h))Kinetic.GlobalObject._isObject(a[g])||(a[g]={}),d(a[g],h,f+1);else{switch(g){case"rotationDeg":c._setAttr(a,"rotation",e[g]*Math.PI/180),g="rotation";break;case"offset":var i=b._getXY(h);c._setAttr(a[g],"x",i.x),c._setAttr(a[g],"y",i.y);break;case"scale":var i=b._getXY(h);c._setAttr(a[g],"x",i.x),c._setAttr(a[g],"y",i.y);break;case"points":c._setAttr(a,g,b._getPoints(h));break;case"crop":var i=b._getXY(h),j=b._getSize(h);c._setAttr(a[g],"x",i.x),c._setAttr(a[g],"y",i.y),c._setAttr(a[g],"width",j.width),c._setAttr(a[g],"height",j.height);break;default:c._setAttr(a,g,e[g])}f===0&&c._fireChangeEvent(g)}}}d(this.attrs,a,0)}},isVisible:function(){return this.getParent()&&!this.getParent().isVisible()?!1:this.attrs.visible},show:function(){this.setAttrs({visible:!0})},hide:function(){this.setAttrs({visible:!1})},getZIndex:function(){return this.index},getAbsoluteZIndex:function(){function e(b){var f=[];for(var g=0;g<b.length;g++){var h=b[g];d++,h.nodeType!=="Shape"&&(f=f.concat(h.getChildren())),h._id===c._id&&(g=b.length)}f.length>0&&f[0].getLevel()<=a&&e(f)}var a=this.getLevel(),b=this.getStage(),c=this,d=0;return c.nodeType!=="Stage"&&e(c.getStage().getChildren()),d},getLevel:function(){var a=0,b=this.parent;while(b)a++,b=b.parent;return a},setScale:function(){this.setAttrs({scale:arguments})},setPosition:function(){var a=Kinetic.GlobalObject._getXY(arguments);this.setAttrs(a)},getPosition:function(){return{x:this.attrs.x,y:this.attrs.y}},getAbsolutePosition:function(){return this.getAbsoluteTransform().getTranslation()},setAbsolutePosition:function(){var a=Kinetic.GlobalObject._getXY(arguments),b=this.attrs.rotation,c={x:this.attrs.scale.x,y:this.attrs.scale.y},d={x:this.attrs.offset.x,y:this.attrs.offset.y};this.attrs.rotation=0,this.attrs.scale={x:1,y:1};var e=this.getAbsoluteTransform();e.invert(),e.translate(a.x,a.y),a={x:this.attrs.x+e.getTranslation().x,y:this.attrs.y+e.getTranslation().y},this.setPosition(a.x,a.y),this.rotate(b),this.attrs.scale={x:c.x,y:c.y}},move:function(){var a=Kinetic.GlobalObject._getXY(arguments),b=this.getX(),c=this.getY();a.x!==undefined&&(b+=a.x),a.y!==undefined&&(c+=a.y),this.setAttrs({x:b,y:c})},setRotationDeg:function(a){this.setRotation(a*Math.PI/180)},getRotationDeg:function(){return this.attrs.rotation*180/Math.PI},rotate:function(a){this.setAttrs({rotation:this.getRotation()+a})},rotateDeg:function(a){this.setAttrs({rotation:this.getRotation()+a*Math.PI/180})},listen:function(a){this.setAttrs({listen:a})},isListening:function(){return this.attrs.listen},moveToTop:function(){var a=this.index;this.parent.children.splice(a,1),this.parent.children.push(this),this.parent._setChildrenIndices()},moveUp:function(){var a=this.index;this.parent.children.splice(a,1),this.parent.children.splice(a+1,0,this),this.parent._setChildrenIndices()},moveDown:function(){var a=this.index;a>0&&(this.parent.children.splice(a,1),this.parent.children.splice(a-1,0,this),this.parent._setChildrenIndices())},moveToBottom:function(){var a=this.index;this.parent.children.splice(a,1),this.parent.children.unshift(this),this.parent._setChildrenIndices()},setZIndex:function(a){var b=this.index;this.parent.children.splice(b,1),this.parent.children.splice(a,0,this),this.parent._setChildrenIndices()},getAbsoluteAlpha:function(){var a=1,b=this;while(b.nodeType!=="Stage")a*=b.attrs.alpha,b=b.parent;return a},draggable:function(a){this.setAttrs({draggable:a})},isDragging:function(){var a=Kinetic.GlobalObject;return a.drag.node!==undefined&&a.drag.node._id===this._id&&a.drag.moving},moveTo:function(a){var b=this.parent;b.children.splice(this.index,1),b._setChildrenIndices(),a.children.push(this),this.index=a.children.length-1,this.parent=a,a._setChildrenIndices()},getParent:function(){return this.parent},getLayer:function(){return this.nodeType==="Layer"?this:this.getParent().getLayer()},getStage:function(){return this.nodeType==="Stage"?this:this.getParent()===undefined?undefined:this.getParent().getStage()},simulate:function(a){this._handleEvent(a,{})},setOffset:function(){this.setAttrs({offset:arguments})},transitionTo:function(a){var b=Kinetic.GlobalObject;this.transAnim!==undefined&&(b._removeAnimation(this.transAnim),this.transAnim=undefined);var c=this.nodeType==="Stage"?this:this.getLayer(),d=this,e=new Kinetic.Transition(this,a),f={func:function(){e._onEnterFrame()},node:c};return this.transAnim=f,b._addAnimation(f),e.onFinished=function(){b._removeAnimation(f),d.transAnim=undefined,a.callback!==undefined&&a.callback(),f.node.draw()},e.start(),b._handleAnimation(),e},getAbsoluteTransform:function(){var a=new Kinetic.Transform,b=[],c=this.parent;b.unshift(this);while(c)b.unshift(c),c=c.parent;for(var d=0;d<b.length;d++){var e=b[d],f=e.getTransform();a.multiply(f)}return a},getTransform:function(){var a=new Kinetic.Transform;return(this.attrs.x!==0||this.attrs.y!==0)&&a.translate(this.attrs.x,this.attrs.y),this.attrs.rotation!==0&&a.rotate(this.attrs.rotation),(this.attrs.scale.x!==1||this.attrs.scale.y!==1)&&a.scale(this.attrs.scale.x,this.attrs.scale.y),a},_fireChangeEvent:function(a){this._handleEvent(a+"Change",{})},_setAttr:function(a,b,c){c!==undefined&&(a[b]=c)},_listenDrag:function(){this._dragCleanup();var a=Kinetic.GlobalObject,b=this;this.on("mousedown.initdrag touchstart.initdrag",function(a){b._initDrag()})},_initDrag:function(){var a=Kinetic.GlobalObject,b=this.getStage(),c=b.getUserPosition();if(c){var d=this.getTransform().getTranslation(),e=this.getAbsoluteTransform().getTranslation();a.drag.node=this,a.drag.offset.x=c.x-this.getAbsoluteTransform().getTranslation().x,a.drag.offset.y=c.y-this.getAbsoluteTransform().getTranslation().y}},_dragCleanup:function(){this.off("mousedown.initdrag"),this.off("touchstart.initdrag")},_handleEvent:function(a,b){this.nodeType==="Shape"&&(b.shape=this);var c=this.getStage(),d=c?c.mouseoverShape:null,e=c?c.mouseoutShape:null,f=this.eventListeners,g=!0;a==="mouseover"&&e&&e._id===this._id?g=!1:a==="mouseout"&&d&&d._id===this._id&&(g=!1);if(f[a]&&g){var h=f[a];for(var i=0;i<h.length;i++)h[i].handler.apply(this,[b])}var j=d?d.parent:undefined,k=e?e.parent:undefined;!b.cancelBubble&&this.parent&&this.parent.nodeType!=="Stage"&&this._handleEvent.call(this.parent,a,b)}},Kinetic.GlobalObject.addSetters(Kinetic.Node,["x","y","detectionType","rotation","alpha","name","id","dragConstraint","dragBounds"]),Kinetic.GlobalObject.addGetters(Kinetic.Node,["scale","x","y","detectionType","rotation","alpha","name","id","offset","dragConstraint","dragBounds"]),Kinetic.Container=function(){this.children=[]},Kinetic.Container.prototype={getChildren:function(){return this.children},removeChildren:function(){while(this.children.length>0)this.remove(this.children[0])},add:function(a){a._id=Kinetic.GlobalObject.idCounter++,a.index=this.children.length,a.parent=this,this.children.push(a);var b=a.getStage();if(b===undefined){var c=Kinetic.GlobalObject;c.tempNodes.push(a)}else{b._addId(a),b._addName(a);var c=Kinetic.GlobalObject;c._pullNodes(b)}return this._add!==undefined&&this._add(a),this},remove:function(a){if(a&&a.index!==undefined&&this.children[a.index]._id==a._id){var b=this.getStage();b!==undefined&&(b._removeId(a),b._removeName(a));var c=Kinetic.GlobalObject;for(var d=0;d<c.tempNodes.length;d++){var e=c.tempNodes[d];if(e._id===a._id){c.tempNodes.splice(d,1);break}}this.children.splice(a.index,1),this._setChildrenIndices();if(a.children)for(var d=0;d<a.children.length;d++)a.remove(a.children[d]);this._remove!==undefined&&this._remove(a)}return this},get:function(a){var b=this.getStage(),c,d=a.slice(1);if(a.charAt(0)==="#")c=b.ids[d]!==undefined?[b.ids[d]]:[];else{if(a.charAt(0)!==".")return a==="Shape"||a==="Group"||a==="Layer"?this._getNodes(a):!1;c=b.names[d]!==undefined?b.names[d]:[]}var e=[];for(var f=0;f<c.length;f++){var g=c[f];this.isAncestorOf(g)&&e.push(g)}return e},isAncestorOf:function(a){if(this.nodeType==="Stage")return!0;var b=a.getParent();while(b){if(b._id===this._id)return!0;b=b.getParent()}return!1},_getNodes:function(a){function c(d){var e=d.getChildren();for(var f=0;f<e.length;f++){var g=e[f];g.nodeType===a?b.push(g):g.nodeType!=="Shape"&&c(g)}}var b=[];return c(this),b},_drawChildren:function(){var a=this.getStage(),b=this.children;for(var c=0;c<b.length;c++){var d=b[c];d.nodeType==="Shape"?d.isVisible()&&a.isVisible()&&d._draw(d.getLayer()):d.draw()}},_setChildrenIndices:function(){if(this.nodeType==="Stage"){var a=this.content.children,b=a[0],c=a[1];this.content.innerHTML="",this.content.appendChild(b),this.content.appendChild(c)}for(var d=0;d<this.children.length;d++)this.children[d].index=d,this.nodeType==="Stage"&&this.content.appendChild(this.children[d].canvas)}},Kinetic.Stage=function(a){this.setDefaultAttrs({width:400,height:200,throttle:80}),typeof a.container=="string"&&(a.container=document.getElementById(a.container)),Kinetic.Container.apply(this,[]),Kinetic.Node.apply(this,[a]),this._setStageDefaultProperties(),this._id=Kinetic.GlobalObject.idCounter++,this._buildDOM(),this._bindContentEvents(),this.on("widthChange.kinetic_reserved",function(){this._resizeDOM()}),this.on("heightChange.kinetic_reserved",function(){this._resizeDOM()});var b=Kinetic.GlobalObject;b.stages.push(this),this._addId(this),this._addName(this)},Kinetic.Stage.prototype={onFrame:function(a){var b=Kinetic.GlobalObject;this.anim={func:a}},start:function(){if(!this.animRunning){var a=Kinetic.GlobalObject;a._addAnimation(this.anim),a._handleAnimation(),this.animRunning=!0}},stop:function(){var a=Kinetic.GlobalObject;a._removeAnimation(this.anim),this.animRunning=!1},draw:function(){this._drawChildren()},setSize:function(){var a=Kinetic.GlobalObject._getSize(arguments);this.setAttrs(a)},getSize:function(){return{width:this.attrs.width,height:this.attrs.height}},clear:function(){var a=this.children;for(var b=0;b<a.length;b++)a[b].clear()},toDataURL:function(a,b,c){function h(g){var i=f[g].getCanvas().toDataURL(),j=new Image;j.onload=function(){e.drawImage(this,0,0),g++;if(g<f.length)h(g);else try{a(d.getCanvas().toDataURL(b,c))}catch(i){a(d.getCanvas().toDataURL())}},j.src=i}var d=this.bufferLayer,e=d.getContext(),f=this.children,g=this;d.clear(),h(0)},toJSON:function(){function b(c){var d={},e=c.attrs;for(var f in e){var g=e[f];if(a._isFunction(g)||a._isElement(g)||a._hasMethods(g))e[f]=undefined}d.attrs=e,d.nodeType=c.nodeType,d.shapeType=c.shapeType;if(c.nodeType!=="Shape"){d.children=[];var h=c.getChildren();for(var i=0;i<h.length;i++){var j=h[i];d.children.push(b(j))}}return d}var a=Kinetic.GlobalObject;return JSON.stringify(b(this))},reset:function(){this.removeChildren(),this._setStageDefaultProperties(),this.setAttrs(this.defaultNodeAttrs)},load:function(a){function b(a,c){var d=c.children;if(d!==undefined)for(var e=0;e<d.length;e++){var f=d[e],g;f.nodeType==="Shape"?f.shapeType===undefined?g="Shape":g=f.shapeType:g=f.nodeType;var h=new Kinetic[g](f.attrs);a.add(h),b(h,f)}}this.reset();var c=JSON.parse(a);this.attrs=c.attrs,b(this,c),this.draw()},getMousePosition:function(a){return this.mousePos},getTouchPosition:function(a){return this.touchPos},getUserPosition:function(a){return this.getTouchPosition()||this.getMousePosition()},getContainer:function(){return this.attrs.container},getContent:function(){return this.content},getStage:function(){return this},getIntersections:function(){var a=Kinetic.GlobalObject._getXY(arguments),b=[],c=this.get("Shape");for(var d=0;d<c.length;d++){var e=c[d];e.intersects(a)&&b.push(e)}return b},getDOM:function(){return this.content},_resizeDOM:function(){var a=this.attrs.width,b=this.attrs.height;this.content.style.width=a+"px",this.content.style.height=b+"px",this.bufferLayer.getCanvas().width=a,this.bufferLayer.getCanvas().height=b,this.pathLayer.getCanvas().width=a,this.pathLayer.getCanvas().height=b;var c=this.children;for(var d=0;d<c.length;d++){var e=c[d];e.getCanvas().width=a,e.getCanvas().height=b,e.draw()}},_remove:function(a){try{this.content.removeChild(a.canvas)}catch(b){}},_add:function(a){a.canvas.width=this.attrs.width,a.canvas.height=this.attrs.height,a.draw(),this.content.appendChild(a.canvas),a.lastDrawTime=0},_detectEvent:function(a,b){var c=Kinetic.GlobalObject.drag.moving,d=Kinetic.GlobalObject,e=this.getUserPosition(),f=a.eventListeners;this.targetShape&&a._id===this.targetShape._id&&(this.targetFound=!0);if(a.isVisible()&&e!==undefined&&a.intersects(e)){if(!c&&this.mouseDown)return this.mouseDown=!1,this.clickStart=!0,a._handleEvent("mousedown",b),!0;if(this.mouseUp)return this.mouseUp=!1,a._handleEvent("mouseup",b),this.clickStart&&(!d.drag.moving||!d.drag.node)&&(a._handleEvent("click",b),a.inDoubleClickWindow&&a._handleEvent("dblclick",b),a.inDoubleClickWindow=!0,setTimeout(function(){a.inDoubleClickWindow=!1},this.dblClickWindow)),!0;if(!c&&this.touchStart&&!this.touchMove)return this.touchStart=!1,this.tapStart=!0,a._handleEvent("touchstart",b),!0;if(this.touchEnd)return this.touchEnd=!1,a._handleEvent("touchend",b),this.tapStart&&(!d.drag.moving||!d.drag.node)&&(a._handleEvent("tap",b),a.inDoubleClickWindow&&a._handleEvent("dbltap",b),a.inDoubleClickWindow=!0,setTimeout(function(){a.inDoubleClickWindow=!1},this.dblClickWindow)),!0;if(!c&&this._isNewTarget(a,b))return this.mouseoutShape&&(this.mouseoverShape=a,this.mouseoutShape._handleEvent("mouseout",b),this.mouseoverShape=undefined),a._handleEvent("mouseover",b),this._setTarget(a),!0;if(!c&&this.mouseMove)return a._handleEvent("mousemove",b),!0;if(!c&&this.touchMove)return a._handleEvent("touchmove",b),!0}else if(!c&&this.targetShape&&this.targetShape._id===a._id)return this._setTarget(undefined),this.mouseoutShape=a,!0;return!1},_setTarget:function(a){this.targetShape=a,this.targetFound=!0},_isNewTarget:function(a,b){if(!this.targetShape||!this.targetFound&&a._id!==this.targetShape._id){if(this.targetShape){var c=this.targetShape.eventListeners;c&&(this.mouseoutShape=this.targetShape)}return!0}return!1},_traverseChildren:function(a,b){var c=a.children;for(var d=c.length-1;d>=0;d--){var e=c[d];if(e.attrs.listen)if(e.nodeType==="Shape"){var f=this._detectEvent(e,b);if(f)return!0}else{var f=this._traverseChildren(e,b);if(f)return!0}}return!1},_handleStageEvent:function(a){var b=new Date,c=b.getTime();this.lastEventTime=c;var d=Kinetic.GlobalObject;a||(a=window.event),this._setMousePosition(a),this._setTouchPosition(a),this.pathLayer.clear(),this.targetFound=!1;var e=!1;for(var f=this.children.length-1;f>=0;f--){var g=this.children[f];if(g.isVisible()&&f>=0&&g.attrs.listen&&this._traverseChildren(g,a)){e=!0;break}}!e&&this.mouseoutShape&&(this.mouseoutShape._handleEvent("mouseout",a),this.mouseoutShape=undefined)},_bindContentEvents:function(){var a=Kinetic.GlobalObject,b=this,c=["mousedown","mousemove","mouseup","mouseover","mouseout","touchstart","touchmove","touchend"];for(var d=0;d<c.length;d++){var e=c[d];(function(){var a=e;b.content.addEventListener(a,function(c){b["_"+a](c)},!1)})()}},_mouseover:function(a){this._handleStageEvent(a)},_mouseout:function(a){var b=this.targetShape;b&&(b._handleEvent("mouseout",a),this.targetShape=undefined),this.mousePos=undefined,this._endDrag(a)},_mousemove:function(a){var b=this.attrs.throttle,c=new Date,d=c.getTime(),e=d-this.lastEventTime,f=1e3/b;e>=f&&(this.mouseDown=!1,this.mouseUp=!1,this._handleStageEvent(a)),this._startDrag(a)},_mousedown:function(a){this.mouseDown=!0,this.mouseUp=!1,this.mouseMove=!1,this._handleStageEvent(a),this.attrs.draggable&&this._initDrag()},_mouseup:function(a){this.mouseDown=!1,this.mouseUp=!0,this.mouseMove=!1,this._handleStageEvent(a),this.clickStart=!1,this._endDrag(a)},_touchstart:function(a){a.preventDefault(),this.touchStart=!0,this.touchEnd=!1,this.touchMove=!1,this._handleStageEvent(a),this.attrs.draggable&&this._initDrag()},_touchend:function(a){this.touchStart=!1,this.touchEnd=!0,this.touchMove=!1,this._handleStageEvent(a),this.tapStart=!1,this._endDrag(a)},_touchmove:function(a){var b=this,c=this.attrs.throttle,d=new Date,e=d.getTime(),f=e-this.lastEventTime,g=1e3/c;f>=g&&setTimeout(function(){a.preventDefault(),b.touchEnd=!1,b.touchMove=!0,b._handleStageEvent(a)},5),this._startDrag(a)},_setMousePosition:function(a){var b=a.offsetX||a.clientX-this._getContentPosition().left+window.pageXOffset,c=a.offsetY||a.clientY-this._getContentPosition().top+window.pageYOffset;this.mousePos={x:b,y:c}},_setTouchPosition:function(a){if(a.touches!==undefined&&a.touches.length===1){var b=a.touches[0],c=b.clientX-this._getContentPosition().left+window.pageXOffset,d=b.clientY-this._getContentPosition().top+window.pageYOffset;this.touchPos={x:c,y:d}}},_getContentPosition:function(){var a=this.content,b=0,c=0;while(a&&a.tagName!=="BODY")b+=a.offsetTop-a.scrollTop,c+=a.offsetLeft-a.scrollLeft,a=a.offsetParent;return{top:b,left:c}},_modifyPathContext:function(a){a.stroke=function(){},a.fill=function(){},a.fillRect=function(b,c,d,e){a.rect(b,c,d,e)},a.strokeRect=function(b,c,d,e){a.rect(b,c,d,e)},a.drawImage=function(){},a.fillText=function(){},a.strokeText=function(){}},_endDrag:function(a){var b=Kinetic.GlobalObject;b.drag.node&&b.drag.moving&&(b.drag.moving=!1,b.drag.node._handleEvent("dragend",a)),b.drag.node=undefined},_startDrag:function(a){var b=this,c=Kinetic.GlobalObject,d=c.drag.node;if(d){var e=b.getUserPosition(),f=d.attrs.dragConstraint,g=d.attrs.dragBounds,h={x:d.attrs.x,y:d.attrs.y},i={x:e.x-c.drag.offset.x,y:e.y-c.drag.offset.y};g.left!==undefined&&i.x<g.left&&(i.x=g.left),g.right!==undefined&&i.x>g.right&&(i.x=g.right),g.top!==undefined&&i.y<g.top&&(i.y=g.top),g.bottom!==undefined&&i.y>g.bottom&&(i.y=g.bottom),d.setAbsolutePosition(i),f==="horizontal"?d.attrs.y=h.y:f==="vertical"&&(d.attrs.x=h.x),c.drag.node.nodeType==="Stage"?c.drag.node.draw():c.drag.node.getLayer().draw(),c.drag.moving||(c.drag.moving=!0,c.drag.node._handleEvent("dragstart",a)),c.drag.node._handleEvent("dragmove",a)}},_buildDOM:function(){this.content=document.createElement("div"),this.content.style.position="relative",this.content.style.display="inline-block",this.content.className="kineticjs-content",this.attrs.container.appendChild(this.content),this.bufferLayer=new Kinetic.Layer({name:"bufferLayer"}),this.pathLayer=new Kinetic.Layer({name:"pathLayer"}),this.bufferLayer.parent=this,this.pathLayer.parent=this,this._modifyPathContext(this.pathLayer.context),this.bufferLayer.getCanvas().style.display="none",this.pathLayer.getCanvas().style.display="none",this.bufferLayer.canvas.className="kineticjs-buffer-layer",this.content.appendChild(this.bufferLayer.canvas),this.pathLayer.canvas.className="kineticjs-path-layer",this.content.appendChild(this.pathLayer.canvas),this.setSize(this.attrs.width,this.attrs.height),this._resizeDOM()},_addId:function(a){a.attrs.id!==undefined&&(this.ids[a.attrs.id]=a)},_removeId:function(a){a.attrs.id!==undefined&&(this.ids[a.attrs.id]=undefined)},_addName:function(a){var b=a.attrs.name;b!==undefined&&(this.names[b]===undefined&&(this.names[b]=[]),this.names[b].push(a))},_removeName:function(a){if(a.attrs.name!==undefined){var b=this.names[a.attrs.name];if(b!==undefined){for(var c=0;c<b.length;c++){var d=b[c];d._id===a._id&&b.splice(c,1)}b.length===0&&delete this.names[a.attrs.name]}}},_onContent:function(a,b){var c=a.split(" ");for(var d=0;d<c.length;d++){var e=c[d];this.content.addEventListener(e,b,!1)}},_setStageDefaultProperties:function(){this.nodeType="Stage",this.lastEventTime=0,this.dblClickWindow=400,this.targetShape=undefined,this.targetFound=!1,this.mouseoverShape=undefined,this.mouseoutShape=undefined,this.mousePos=undefined,this.mouseDown=!1,this.mouseUp=!1,this.mouseMove=!1,this.clickStart=!1,this.touchPos=undefined,this.touchStart=!1,this.touchEnd=!1,this.touchMove=!1,this.tapStart=!1,this.ids={},this.names={},this.anim=undefined,this.animRunning=!1}},Kinetic.GlobalObject.extend(Kinetic.Stage,Kinetic.Container),Kinetic.GlobalObject.extend(Kinetic.Stage,Kinetic.Node),Kinetic.GlobalObject.addSetters(Kinetic.Stage,["width","height","throttle"]),Kinetic.GlobalObject.addGetters(Kinetic.Stage,["width","height","throttle"]),Kinetic.Layer=function(a){this.setDefaultAttrs({throttle:80}),this.nodeType="Layer",this.lastDrawTime=0,this.beforeDrawFunc=undefined,this.afterDrawFunc=undefined,this.canvas=document.createElement("canvas"),this.context=this.canvas.getContext("2d"),this.canvas.style.position="absolute",Kinetic.Container.apply(this,[]),Kinetic.Node.apply(this,[a])},Kinetic.Layer.prototype={draw:function(){var a=this.attrs.throttle,b=new Date,c=b.getTime(),d=c-this.lastDrawTime,e=1e3/a;if(d>=e)this._draw(),this.drawTimeout!==undefined&&(clearTimeout(this.drawTimeout),this.drawTimeout=undefined);else if(this.drawTimeout===undefined){var f=this;this.drawTimeout=setTimeout(function(){f.draw()},17)}},setThrottle:function(a){this.attrs.throttle=a},getThrottle:function(){return this.attrs.throttle},beforeDraw:function(a){this.beforeDrawFunc=a},afterDraw:function(a){this.afterDrawFunc=a},clear:function(){var a=this.getContext(),b=this.getCanvas();a.clearRect(0,0,b.width,b.height)},getCanvas:function(){return this.canvas},getContext:function(){return this.context},_draw:function(){var a=new Date,b=a.getTime();this.lastDrawTime=b,this.beforeDrawFunc!==undefined&&this.beforeDrawFunc.call(this),this.clear(),this.isVisible()&&(this.attrs.drawFunc!==undefined&&this.attrs.drawFunc.call(this),this._drawChildren()),this.afterDrawFunc!==undefined&&this.afterDrawFunc.call(this)}},Kinetic.GlobalObject.extend(Kinetic.Layer,Kinetic.Container),Kinetic.GlobalObject.extend(Kinetic.Layer,Kinetic.Node),Kinetic.Group=function(a){this.nodeType="Group",Kinetic.Container.apply(this,[]),Kinetic.Node.apply(this,[a])},Kinetic.Group.prototype={draw:function(){this.attrs.visible&&this._drawChildren()}},Kinetic.GlobalObject.extend(Kinetic.Group,Kinetic.Container),Kinetic.GlobalObject.extend(Kinetic.Group,Kinetic.Node),Kinetic.Shape=function(a){this.setDefaultAttrs({fill:undefined,stroke:undefined,strokeWidth:undefined,lineJoin:undefined,detectionType:"path",shadow:{blur:10,alpha:1,offset:{x:0,y:0}}}),this.data=[],this.nodeType="Shape",this.appliedShadow=!1,Kinetic.Node.apply(this,[a])},Kinetic.Shape.prototype={getContext:function(){return this.tempLayer===undefined?null:this.tempLayer.getContext()},getCanvas:function(){return this.tempLayer.getCanvas()},stroke:function(){var a=!1,b=this.getContext();b.save();if(!!this.attrs.stroke||!!this.attrs.strokeWidth){this.appliedShadow||(a=this._applyShadow());var c=this.attrs.stroke?this.attrs.stroke:"black",d=this.attrs.strokeWidth?this.attrs.strokeWidth:2;b.lineWidth=d,b.strokeStyle=c,b.stroke()}b.restore(),a&&this.stroke()},fill:function(){var a=!1,b=this.getContext();b.save();var c=this.attrs.fill;if(!!c){this.appliedShadow||(a=this._applyShadow());var d=c.start,e=c.end,f=null;if(typeof c=="string")f=this.attrs.fill,b.fillStyle=f,b.fill();else if(c.image!==undefined){var g=c.repeat===undefined?"repeat":c.repeat;f=b.createPattern(c.image,g),b.save(),c.offset!==undefined&&b.translate(c.offset.x,c.offset.y),b.fillStyle=f,b.fill(),b.restore()}else if(d.radius===undefined&&e.radius===undefined){var b=this.getContext(),h=b.createLinearGradient(d.x,d.y,e.x,e.y),i=c.colorStops;for(var j=0;j<i.length;j+=2)h.addColorStop(i[j],i[j+1]);f=h,b.fillStyle=f,b.fill()}else if(d.radius!==undefined&&e.radius!==undefined){var b=this.getContext(),h=b.createRadialGradient(d.x,d.y,d.radius,e.x,e.y,e.radius),i=c.colorStops;for(var j=0;j<i.length;j+=2)h.addColorStop(i[j],i[j+1]);f=h,b.fillStyle=f,b.fill()}else f="black",b.fillStyle=f,b.fill()}b.restore(),a&&this.fill()},fillText:function(a,b,c){var d=!1,e=this.getContext();e.save(),this.attrs.textFill!==undefined&&(this.appliedShadow||(d=this._applyShadow()),e.fillStyle=this.attrs.textFill,e.fillText(a,b,c)),e.restore(),d&&this.fillText(a,b,c)},strokeText:function(a,b,c){var d=!1,e=this.getContext();e.save();if(this.attrs.textStroke!==undefined||this.attrs.textStrokeWidth!==undefined)this.appliedShadow||(d=this._applyShadow()),this.attrs.textStroke===undefined?this.attrs.textStroke="black":this.attrs.textStrokeWidth===undefined&&(this.attrs.textStrokeWidth=2),e.lineWidth=this.attrs.textStrokeWidth,e.strokeStyle=this.attrs.textStroke,e.strokeText(a,b,c);e.restore(),d&&this.strokeText(a,b,c)},drawImage:function(){var a=!1,b=this.getContext();b.save();var c=arguments;if(c.length===5||c.length===9){this.appliedShadow||(a=this._applyShadow());switch(c.length){case 5:b.drawImage(c[0],c[1],c[2],c[3],c[4]);break;case 9:b.drawImage(c[0],c[1],c[2],c[3],c[4],c[5],c[6],c[7],c[8])}}b.restore(),a&&this.drawImage.apply(this,arguments)},applyLineJoin:function(){var a=this.getContext();this.attrs.lineJoin!==undefined&&(a.lineJoin=this.attrs.lineJoin)},_applyShadow:function(){var a=this.getContext(),b=this.attrs.shadow;if(b!==undefined){var c=this.getAbsoluteAlpha(),d=this.attrs.shadow.alpha;if(d!==undefined&&b.color!==undefined)return a.globalAlpha=d*c,a.shadowColor=b.color,a.shadowBlur=b.blur,a.shadowOffsetX=b.offset.x,a.shadowOffsetY=b.offset.y,this.appliedShadow=!0,!0}return!1},saveData:function(){var a=this.getStage(),b=a.attrs.width,c=a.attrs.height,d=a.bufferLayer,e=d.getContext();d.clear(),this._draw(d);var f=e.getImageData(0,0,b,c);this.data=f.data},clearData:function(){this.data=[]},intersects:function(){var a=Kinetic.GlobalObject._getXY(arguments),b=this.getStage();if(this.attrs.detectionType==="path"){var c=b.pathLayer,d=c.getContext();return this._draw(c),d.isPointInPath(a.x,a.y)}var e=b.attrs.width,f=this.data[(e*a.y+a.x)*4+3];return f!==undefined&&f!==0},_draw:function(a){if(a!==undefined&&this.attrs.drawFunc!==undefined){var b=a.getStage(),c=a.getContext(),d=[],e=this.parent;d.unshift(this);while(e)d.unshift(e),e=e.parent;c.save();for(var f=0;f<d.length;f++){var g=d[f],h=g.getTransform();(g.attrs.offset.x!==0||g.attrs.offset.y!==0)&&h.translate(-1*g.attrs.offset.x,-1*g.attrs.offset.y);var i=h.getMatrix();c.transform(i[0],i[1],i[2],i[3],i[4],i[5])}this.tempLayer=a,this.getAbsoluteAlpha()!==1&&(c.globalAlpha=this.getAbsoluteAlpha()),this.applyLineJoin(),this.appliedShadow=!1,this.attrs.drawFunc.call(this),c.restore()}}},Kinetic.GlobalObject.extend(Kinetic.Shape,Kinetic.Node),Kinetic.GlobalObject
.addSetters(Kinetic.Shape,["fill","stroke","lineJoin","strokeWidth","shadow","drawFunc"]),Kinetic.GlobalObject.addGetters(Kinetic.Shape,["fill","stroke","lineJoin","strokeWidth","shadow","drawFunc"]),Kinetic.Rect=function(a){this.setDefaultAttrs({width:0,height:0,cornerRadius:0}),this.shapeType="Rect",a.drawFunc=function(){var a=this.getContext();a.beginPath(),this.attrs.cornerRadius===0?a.rect(0,0,this.attrs.width,this.attrs.height):(a.moveTo(this.attrs.cornerRadius,0),a.lineTo(this.attrs.width-this.attrs.cornerRadius,0),a.arc(this.attrs.width-this.attrs.cornerRadius,this.attrs.cornerRadius,this.attrs.cornerRadius,Math.PI*3/2,0,!1),a.lineTo(this.attrs.width,this.attrs.height-this.attrs.cornerRadius),a.arc(this.attrs.width-this.attrs.cornerRadius,this.attrs.height-this.attrs.cornerRadius,this.attrs.cornerRadius,0,Math.PI/2,!1),a.lineTo(this.attrs.cornerRadius,this.attrs.height),a.arc(this.attrs.cornerRadius,this.attrs.height-this.attrs.cornerRadius,this.attrs.cornerRadius,Math.PI/2,Math.PI,!1),a.lineTo(0,this.attrs.cornerRadius),a.arc(this.attrs.cornerRadius,this.attrs.cornerRadius,this.attrs.cornerRadius,Math.PI,Math.PI*3/2,!1)),a.closePath(),this.fill(),this.stroke()},Kinetic.Shape.apply(this,[a])},Kinetic.Rect.prototype={setSize:function(){var a=Kinetic.GlobalObject._getSize(arguments);this.setAttrs(a)},getSize:function(){return{width:this.attrs.width,height:this.attrs.height}}},Kinetic.GlobalObject.extend(Kinetic.Rect,Kinetic.Shape),Kinetic.GlobalObject.addSetters(Kinetic.Rect,["width","height","cornerRadius"]),Kinetic.GlobalObject.addGetters(Kinetic.Rect,["width","height","cornerRadius"]),Kinetic.Circle=function(a){this.setDefaultAttrs({radius:0}),this.shapeType="Circle",a.drawFunc=function(){var a=this.getCanvas(),b=this.getContext();b.beginPath(),b.arc(0,0,this.attrs.radius,0,Math.PI*2,!0),b.closePath(),this.fill(),this.stroke()},Kinetic.Shape.apply(this,[a])},Kinetic.GlobalObject.extend(Kinetic.Circle,Kinetic.Shape),Kinetic.GlobalObject.addSetters(Kinetic.Circle,["radius"]),Kinetic.GlobalObject.addGetters(Kinetic.Circle,["radius"]),Kinetic.Image=function(a){this.setDefaultAttrs({crop:{x:0,y:0,width:undefined,height:undefined}}),this.shapeType="Image",a.drawFunc=function(){if(this.attrs.image!==undefined){var a=this.attrs.width!==undefined?this.attrs.width:this.attrs.image.width,b=this.attrs.height!==undefined?this.attrs.height:this.attrs.image.height,c=this.attrs.crop.x,d=this.attrs.crop.y,e=this.attrs.crop.width,f=this.attrs.crop.height,g=this.getCanvas(),h=this.getContext();h.beginPath(),h.rect(0,0,a,b),h.closePath(),this.fill(),this.stroke(),e!==undefined&&f!==undefined?this.drawImage(this.attrs.image,c,d,e,f,0,0,a,b):this.drawImage(this.attrs.image,0,0,a,b)}},Kinetic.Shape.apply(this,[a])},Kinetic.Image.prototype={setSize:function(){var a=Kinetic.GlobalObject._getSize(arguments);this.setAttrs(a)},getSize:function(){return{width:this.attrs.width,height:this.attrs.height}},setCrop:function(){this.setAttrs({crop:arguments})}},Kinetic.GlobalObject.extend(Kinetic.Image,Kinetic.Shape),Kinetic.GlobalObject.addSetters(Kinetic.Image,["height","width","image"]),Kinetic.GlobalObject.addGetters(Kinetic.Image,["crop","height","width","image"]),Kinetic.Sprite=function(a){this.setDefaultAttrs({index:0,frameRate:17}),a.drawFunc=function(){if(this.attrs.image!==undefined){var a=this.getContext(),b=this.attrs.animation,c=this.attrs.index,d=this.attrs.animations[b][c];a.beginPath(),a.rect(0,0,d.width,d.height),a.closePath(),this.drawImage(this.attrs.image,d.x,d.y,d.width,d.height,0,0,d.width,d.height)}},Kinetic.Shape.apply(this,[a])},Kinetic.Sprite.prototype={start:function(){var a=this,b=this.getLayer();this.interval=setInterval(function(){a._updateIndex(),b.draw(),a.afterFrameFunc&&a.attrs.index===a.afterFrameIndex&&a.afterFrameFunc()},1e3/this.attrs.frameRate)},stop:function(){clearInterval(this.interval)},afterFrame:function(a,b){this.afterFrameIndex=a,this.afterFrameFunc=b},_updateIndex:function(){var a=this.attrs.index,b=this.attrs.animation;a<this.attrs.animations[b].length-1?this.attrs.index++:this.attrs.index=0}},Kinetic.GlobalObject.extend(Kinetic.Sprite,Kinetic.Shape),Kinetic.GlobalObject.addSetters(Kinetic.Sprite,["animation","animations","index"]),Kinetic.GlobalObject.addGetters(Kinetic.Sprite,["animation","animations","index"]),Kinetic.Polygon=function(a){this.setDefaultAttrs({points:[]}),this.shapeType="Polygon",a.drawFunc=function(){var a=this.getContext();a.beginPath(),a.moveTo(this.attrs.points[0].x,this.attrs.points[0].y);for(var b=1;b<this.attrs.points.length;b++)a.lineTo(this.attrs.points[b].x,this.attrs.points[b].y);a.closePath(),this.fill(),this.stroke()},Kinetic.Shape.apply(this,[a])},Kinetic.GlobalObject.extend(Kinetic.Polygon,Kinetic.Shape),Kinetic.GlobalObject.addSetters(Kinetic.Polygon,["points"]),Kinetic.GlobalObject.addGetters(Kinetic.Polygon,["points"]),Kinetic.RegularPolygon=function(a){this.setDefaultAttrs({radius:0,sides:0}),this.shapeType="RegularPolygon",a.drawFunc=function(){var a=this.getContext();a.beginPath(),a.moveTo(0,0-this.attrs.radius);for(var b=1;b<this.attrs.sides;b++){var c=this.attrs.radius*Math.sin(b*2*Math.PI/this.attrs.sides),d=-1*this.attrs.radius*Math.cos(b*2*Math.PI/this.attrs.sides);a.lineTo(c,d)}a.closePath(),this.fill(),this.stroke()},Kinetic.Shape.apply(this,[a])},Kinetic.GlobalObject.extend(Kinetic.RegularPolygon,Kinetic.Shape),Kinetic.GlobalObject.addSetters(Kinetic.Rect,["radius","sides"]),Kinetic.GlobalObject.addGetters(Kinetic.Rect,["radius","sides"]),Kinetic.Star=function(a){this.setDefaultAttrs({numPoints:0,innerRadius:0,outerRadius:0}),this.shapeType="Star",a.drawFunc=function(){var a=this.getContext();a.beginPath(),a.moveTo(0,0-this.attrs.outerRadius);for(var b=1;b<this.attrs.numPoints*2;b++){var c=b%2===0?this.attrs.outerRadius:this.attrs.innerRadius,d=c*Math.sin(b*Math.PI/this.attrs.numPoints),e=-1*c*Math.cos(b*Math.PI/this.attrs.numPoints);a.lineTo(d,e)}a.closePath(),this.fill(),this.stroke()},Kinetic.Shape.apply(this,[a])},Kinetic.GlobalObject.extend(Kinetic.Star,Kinetic.Shape),Kinetic.GlobalObject.addSetters(Kinetic.Star,["numPoints","innerRadius","outerRadius"]),Kinetic.GlobalObject.addGetters(Kinetic.Star,["numPoints","innerRadius","outerRadius"]),Kinetic.Text=function(a){this.setDefaultAttrs({fontFamily:"Calibri",text:"",fontSize:12,align:"left",verticalAlign:"top",padding:0,fontStyle:"normal",width:"auto",detectionType:"pixel"}),this.shapeType="Text",a.drawFunc=function(){var a=this.getContext();a.font=this.attrs.fontStyle+" "+this.attrs.fontSize+"pt "+this.attrs.fontFamily,a.textBaseline="middle";var b=this.getTextHeight(),c=this.attrs.width==="auto"?this.getTextWidth():this.attrs.width,d=this.attrs.padding,e=0,f=0,g=this;switch(this.attrs.align){case"center":e=c/-2-d;break;case"right":e=-1*c-d}switch(this.attrs.verticalAlign){case"middle":f=b/-2-d;break;case"bottom":f=-1*b-d}a.save(),a.beginPath(),a.rect(e,f,c+d*2,b+d*2),a.closePath(),this.fill(),this.stroke(),a.restore();var h=d+e,i=b/2+d+f;a.save(),this.attrs.width!=="auto"&&(a.beginPath(),a.rect(e,f,c+d,b+d*2),a.closePath(),a.clip()),this.fillText(this.attrs.text,h,i),this.strokeText(this.attrs.text,h,i),a.restore()},Kinetic.Shape.apply(this,[a])},Kinetic.Text.prototype={getTextWidth:function(){return this.getTextSize().width},getTextHeight:function(){return this.getTextSize().height},getTextSize:function(){var a=this.getContext();if(!a){var b=document.createElement("canvas");a=b.getContext("2d")}a.save(),a.font=this.attrs.fontStyle+" "+this.attrs.fontSize+"pt "+this.attrs.fontFamily;var c=a.measureText(this.attrs.text);return a.restore(),{width:c.width,height:parseInt(this.attrs.fontSize,10)}}},Kinetic.GlobalObject.extend(Kinetic.Text,Kinetic.Shape),Kinetic.GlobalObject.addSetters(Kinetic.Text,["fontFamily","fontSize","fontStyle","textFill","textStroke","textStrokeWidth","padding","align","verticalAlign","text","width"]),Kinetic.GlobalObject.addGetters(Kinetic.Text,["fontFamily","fontSize","fontStyle","textFill","textStroke","textStrokeWidth","padding","align","verticalAlign","text","width"]),Kinetic.Line=function(a){this.setDefaultAttrs({points:[],lineCap:"butt",dashArray:[],detectionType:"pixel"}),this.shapeType="Line",a.drawFunc=function(){var a=this.getContext(),b={};a.beginPath(),a.moveTo(this.attrs.points[0].x,this.attrs.points[0].y);for(var c=1;c<this.attrs.points.length;c++){var d=this.attrs.points[c].x,e=this.attrs.points[c].y;if(this.attrs.dashArray.length>0){var f=this.attrs.points[c-1].x,g=this.attrs.points[c-1].y;this._dashedLine(f,g,d,e,this.attrs.dashArray)}else a.lineTo(d,e)}!this.attrs.lineCap||(a.lineCap=this.attrs.lineCap),this.stroke()},Kinetic.Shape.apply(this,[a])},Kinetic.Line.prototype={setPoints:function(a){this.setAttrs({points:a})},_dashedLine:function(a,b,c,d,e){var f=this.getContext(),g=e.length,h=c-a,i=d-b,j=h>i,k=j?i/h:h/i;k>9999?k=9999:k<-9999&&(k=-9999);var l=Math.sqrt(h*h+i*i),m=0,n=!0;while(l>=.1&&m<1e4){var o=e[m++%g];o===0&&(o=.001),o>l&&(o=l);var p=Math.sqrt(o*o/(1+k*k));j?(a+=h<0&&i<0?p*-1:p,b+=h<0&&i<0?k*p*-1:k*p):(a+=h<0&&i<0?k*p*-1:k*p,b+=h<0&&i<0?p*-1:p),f[n?"lineTo":"moveTo"](a,b),l-=o,n=!n}f.moveTo(c,d)}},Kinetic.GlobalObject.extend(Kinetic.Line,Kinetic.Shape),Kinetic.GlobalObject.addSetters(Kinetic.Line,["dashArray","lineCap"]),Kinetic.GlobalObject.addGetters(Kinetic.Line,["dashArray","lineCap","points"]),Kinetic.Path=function(a){this.shapeType="Path",this.dataArray=[];var b=this;a.drawFunc=function(){var a=this.getContext(),b=this.dataArray;a.beginPath();for(var c=0;c<b.length;c++){var d=b[c].command,e=b[c].points;switch(d){case"L":a.lineTo(e[0],e[1]);break;case"M":a.moveTo(e[0],e[1]);break;case"C":a.bezierCurveTo(e[0],e[1],e[2],e[3],e[4],e[5]);break;case"Q":a.quadraticCurveTo(e[0],e[1],e[2],e[3]);break;case"A":var f=e[0],g=e[1],h=e[2],i=e[3],j=e[4],k=e[5],l=e[6],m=e[7],n=h>i?h:i,o=h>i?1:h/i,p=h>i?i/h:1;a.translate(f,g),a.rotate(l),a.scale(o,p),a.arc(0,0,n,j,j+k,1-m),a.scale(1/o,1/p),a.rotate(-l),a.translate(-f,-g);break;case"z":a.closePath()}}this.fill(),this.stroke()},Kinetic.Shape.apply(this,[a]),this.dataArray=this.getDataArray(),this.on("dataArrayChange",function(){b.dataArray=b.getDataArray()})},Kinetic.Path.prototype={getDataArray:function(){var a=this.attrs.data,b=["m","M","l","L","v","V","h","H","z","Z","c","C","q","Q","t","T","s","S","a","A"];a=a.replace(new RegExp(" ","g"),",");for(var c=0;c<b.length;c++)a=a.replace(new RegExp(b[c],"g"),"|"+b[c]);var d=a.split("|"),e=[],f=0,g=0;for(var c=1;c<d.length;c++){var h=d[c],i=h.charAt(0);h=h.slice(1),h=h.replace(new RegExp(",-","g"),"-"),h=h.replace(new RegExp("-","g"),",-");var j=h.split(",");j.length>0&&j[0]===""&&j.shift();for(var k=0;k<j.length;k++)j[k]=parseFloat(j[k]);while(j.length>0){if(isNaN(j[0]))break;var l=undefined,m=[];switch(i){case"l":f+=j.shift(),g+=j.shift(),l="L",m.push(f,g);break;case"L":f=j.shift(),g=j.shift(),m.push(f,g);break;case"m":f+=j.shift(),g+=j.shift(),l="M",m.push(f,g),i="l";break;case"M":f=j.shift(),g=j.shift(),l="M",m.push(f,g),i="L";break;case"h":f+=j.shift(),l="L",m.push(f,g);break;case"H":f=j.shift(),l="L",m.push(f,g);break;case"v":g+=j.shift(),l="L",m.push(f,g);break;case"V":g=j.shift(),l="L",m.push(f,g);break;case"C":m.push(j.shift(),j.shift(),j.shift(),j.shift()),f=j.shift(),g=j.shift(),m.push(f,g);break;case"c":m.push(f+j.shift(),g+j.shift(),f+j.shift(),g+j.shift()),f+=j.shift(),g+=j.shift(),l="C",m.push(f,g);break;case"S":var n=f,o=g,p=e[e.length-1];p.command==="C"&&(n=f+(f-p.points[2]),o=g+(g-p.points[3])),m.push(n,o,j.shift(),j.shift()),f=j.shift(),g=j.shift(),l="C",m.push(f,g);break;case"s":var n=f,o=g,p=e[e.length-1];p.command==="C"&&(n=f+(f-p.points[2]),o=g+(g-p.points[3])),m.push(n,o,f+j.shift(),g+j.shift()),f+=j.shift(),g+=j.shift(),l="C",m.push(f,g);break;case"Q":m.push(j.shift(),j.shift()),f=j.shift(),g=j.shift(),m.push(f,g);break;case"q":m.push(f+j.shift(),g+j.shift()),f+=j.shift(),g+=j.shift(),l="Q",m.push(f,g);break;case"T":var n=f,o=g,p=e[e.length-1];p.command==="Q"&&(n=f+(f-p.points[0]),o=g+(g-p.points[1])),f=j.shift(),g=j.shift(),l="Q",m.push(n,o,f,g);break;case"t":var n=f,o=g,p=e[e.length-1];p.command==="Q"&&(n=f+(f-p.points[0]),o=g+(g-p.points[1])),f+=j.shift(),g+=j.shift(),l="Q",m.push(n,o,f,g);break;case"A":var q=j.shift(),r=j.shift(),s=j.shift(),t=j.shift(),u=j.shift(),v=f,w=g;f=j.shift(),g=j.shift(),l="A",m=this._convertEndpointToCenterParameterization(v,w,f,g,t,u,q,r,s);break;case"a":var q=j.shift(),r=j.shift(),s=j.shift(),t=j.shift(),u=j.shift(),v=f,w=g;f+=j.shift(),g+=j.shift(),l="A",m=this._convertEndpointToCenterParameterization(v,w,f,g,t,u,q,r,s)}e.push({command:l||i,points:m})}(i==="z"||i==="Z")&&e.push({command:"z",points:[]})}return e},_convertEndpointToCenterParameterization:function(a,b,c,d,e,f,g,h,i){var j=i*(Math.PI/180),k=Math.cos(j)*(a-c)/2+Math.sin(j)*(b-d)/2,l=-1*Math.sin(j)*(a-c)/2+Math.cos(j)*(b-d)/2,m=k*k/(g*g)+l*l/(h*h);m>1&&(g*=Math.sqrt(m),h*=Math.sqrt(m));var n=Math.sqrt((g*g*h*h-g*g*l*l-h*h*k*k)/(g*g*l*l+h*h*k*k));e==f&&(n*=-1),isNaN(n)&&(n=0);var o=n*g*l/h,p=n*-h*k/g,q=(a+c)/2+Math.cos(j)*o-Math.sin(j)*p,r=(b+d)/2+Math.sin(j)*o+Math.cos(j)*p,s=function(a){return Math.sqrt(a[0]*a[0]+a[1]*a[1])},t=function(a,b){return(a[0]*b[0]+a[1]*b[1])/(s(a)*s(b))},u=function(a,b){return(a[0]*b[1]<a[1]*b[0]?-1:1)*Math.acos(t(a,b))},v=u([1,0],[(k-o)/g,(l-p)/h]),w=[(k-o)/g,(l-p)/h],x=[(-1*k-o)/g,(-1*l-p)/h],y=u(w,x);return t(w,x)<=-1&&(y=Math.PI),t(w,x)>=1&&(y=0),f==0&&y>0&&(y-=2*Math.PI),f==1&&y<0&&(y+=2*Math.PI),[q,r,g,h,v,y,j,f]}},Kinetic.GlobalObject.extend(Kinetic.Path,Kinetic.Shape),Kinetic.GlobalObject.addSetters(Kinetic.Path,["data"]),Kinetic.GlobalObject.addGetters(Kinetic.Path,["data"]),Kinetic.Transform=function(){this.m=[1,0,0,1,0,0]},Kinetic.Transform.prototype={translate:function(a,b){this.m[4]+=this.m[0]*a+this.m[2]*b,this.m[5]+=this.m[1]*a+this.m[3]*b},scale:function(a,b){this.m[0]*=a,this.m[1]*=a,this.m[2]*=b,this.m[3]*=b},rotate:function(a){var b=Math.cos(a),c=Math.sin(a),d=this.m[0]*b+this.m[2]*c,e=this.m[1]*b+this.m[3]*c,f=this.m[0]*-c+this.m[2]*b,g=this.m[1]*-c+this.m[3]*b;this.m[0]=d,this.m[1]=e,this.m[2]=f,this.m[3]=g},getTranslation:function(){return{x:this.m[4],y:this.m[5]}},multiply:function(a){var b=this.m[0]*a.m[0]+this.m[2]*a.m[1],c=this.m[1]*a.m[0]+this.m[3]*a.m[1],d=this.m[0]*a.m[2]+this.m[2]*a.m[3],e=this.m[1]*a.m[2]+this.m[3]*a.m[3],f=this.m[0]*a.m[4]+this.m[2]*a.m[5]+this.m[4],g=this.m[1]*a.m[4]+this.m[3]*a.m[5]+this.m[5];this.m[0]=b,this.m[1]=c,this.m[2]=d,this.m[3]=e,this.m[4]=f,this.m[5]=g},invert:function(){var a=1/(this.m[0]*this.m[3]-this.m[1]*this.m[2]),b=this.m[3]*a,c=-this.m[1]*a,d=-this.m[2]*a,e=this.m[0]*a,f=a*(this.m[2]*this.m[5]-this.m[3]*this.m[4]),g=a*(this.m[1]*this.m[4]-this.m[0]*this.m[5]);this.m[0]=b,this.m[1]=c,this.m[2]=d,this.m[3]=e,this.m[4]=f,this.m[5]=g},getMatrix:function(){return this.m}},Kinetic.Transition=function(a,b){function d(a,b){for(var e in a)e!=="duration"&&e!=="easing"&&e!=="callback"&&(Kinetic.GlobalObject._isObject(a[e])?d(a[e],b[e]):c._add(c._getTween(b,e,a[e])))}this.node=a,this.config=b,this.tweens=[];var c=this;d(b,a.attrs);var e=0;for(var f=0;f<this.tweens.length;f++){var g=this.tweens[f];g.onFinished=function(){e++,e>=c.tweens.length&&c.onFinished()}}},Kinetic.Transition.prototype={start:function(){for(var a=0;a<this.tweens.length;a++)this.tweens[a].start()},stop:function(){for(var a=0;a<this.tweens.length;a++)this.tweens[a].stop()},resume:function(){for(var a=0;a<this.tweens.length;a++)this.tweens[a].resume()},_onEnterFrame:function(){for(var a=0;a<this.tweens.length;a++)this.tweens[a].onEnterFrame()},_add:function(a){this.tweens.push(a)},_getTween:function(a,b,c){var d=this.config,e=this.node,f=d.easing;f===undefined&&(f="linear");var g=new Kinetic.Tween(e,function(c){a[b]=c},Kinetic.Tweens[f],a[b],c,d.duration);return g}},Kinetic.Tween=function(a,b,c,d,e,f){this._listeners=[],this.addListener(this),this.obj=a,this.propFunc=b,this.begin=d,this._pos=d,this.setDuration(f),this.isPlaying=!1,this._change=0,this.prevTime=0,this.prevPos=0,this.looping=!1,this._time=0,this._position=0,this._startTime=0,this._finish=0,this.name="",this.func=c,this.setFinish(e)},Kinetic.Tween.prototype={setTime:function(a){this.prevTime=this._time,a>this.getDuration()?this.looping?(this.rewind(a-this._duration),this.update(),this.broadcastMessage("onLooped",{target:this,type:"onLooped"})):(this._time=this._duration,this.update(),this.stop(),this.broadcastMessage("onFinished",{target:this,type:"onFinished"})):a<0?(this.rewind(),this.update()):(this._time=a,this.update())},getTime:function(){return this._time},setDuration:function(a){this._duration=a===null||a<=0?1e5:a},getDuration:function(){return this._duration},setPosition:function(a){this.prevPos=this._pos,this.propFunc(a),this._pos=a,this.broadcastMessage("onChanged",{target:this,type:"onChanged"})},getPosition:function(a){return a===undefined&&(a=this._time),this.func(a,this.begin,this._change,this._duration)},setFinish:function(a){this._change=a-this.begin},getFinish:function(){return this.begin+this._change},start:function(){this.rewind(),this.startEnterFrame(),this.broadcastMessage("onStarted",{target:this,type:"onStarted"})},rewind:function(a){this.stop(),this._time=a===undefined?0:a,this.fixTime(),this.update()},fforward:function(){this._time=this._duration,this.fixTime(),this.update()},update:function(){this.setPosition(this.getPosition(this._time))},startEnterFrame:function(){this.stopEnterFrame(),this.isPlaying=!0,this.onEnterFrame()},onEnterFrame:function(){this.isPlaying&&this.nextFrame()},nextFrame:function(){this.setTime((this.getTimer()-this._startTime)/1e3)},stop:function(){this.stopEnterFrame(),this.broadcastMessage("onStopped",{target:this,type:"onStopped"})},stopEnterFrame:function(){this.isPlaying=!1},continueTo:function(a,b){this.begin=this._pos,this.setFinish(a),this._duration!==undefined&&this.setDuration(b),this.start()},resume:function(){this.fixTime(),this.startEnterFrame(),this.broadcastMessage("onResumed",{target:this,type:"onResumed"})},yoyo:function(){this.continueTo(this.begin,this._time)},addListener:function(a){return this.removeListener(a),this._listeners.push(a)},removeListener:function(a){var b=this._listeners,c=b.length;while(c--)if(b[c]==a)return b.splice(c,1),!0;return!1},broadcastMessage:function(){var a=[];for(var b=0;b<arguments.length;b++)a.push(arguments[b]);var c=a.shift(),d=this._listeners,e=d.length;for(var b=0;b<e;b++)d[b][c]&&d[b][c].apply(d[b],a)},fixTime:function(){this._startTime=this.getTimer()-this._time*1e3},getTimer:function(){return(new Date).getTime()-this._time}},Kinetic.Tweens={"back-ease-in":function(a,b,c,d,e,f){var g=1.70158;return c*(a/=d)*a*((g+1)*a-g)+b},"back-ease-out":function(a,b,c,d,e,f){var g=1.70158;return c*((a=a/d-1)*a*((g+1)*a+g)+1)+b},"back-ease-in-out":function(a,b,c,d,e,f){var g=1.70158;return(a/=d/2)<1?c/2*a*a*(((g*=1.525)+1)*a-g)+b:c/2*((a-=2)*a*(((g*=1.525)+1)*a+g)+2)+b},"elastic-ease-in":function(a,b,c,d,e,f){var g=0;return a===0?b:(a/=d)==1?b+c:(f||(f=d*.3),!e||e<Math.abs(c)?(e=c,g=f/4):g=f/(2*Math.PI)*Math.asin(c/e),-(e*Math.pow(2,10*(a-=1))*Math.sin((a*d-g)*2*Math.PI/f))+b)},"elastic-ease-out":function(a,b,c,d,e,f){var g=0;return a===0?b:(a/=d)==1?b+c:(f||(f=d*.3),!e||e<Math.abs(c)?(e=c,g=f/4):g=f/(2*Math.PI)*Math.asin(c/e),e*Math.pow(2,-10*a)*Math.sin((a*d-g)*2*Math.PI/f)+c+b)},"elastic-ease-in-out":function(a,b,c,d,e,f){var g=0;return a===0?b:(a/=d/2)==2?b+c:(f||(f=d*.3*1.5),!e||e<Math.abs(c)?(e=c,g=f/4):g=f/(2*Math.PI)*Math.asin(c/e),a<1?-0.5*e*Math.pow(2,10*(a-=1))*Math.sin((a*d-g)*2*Math.PI/f)+b:e*Math.pow(2,-10*(a-=1))*Math.sin((a*d-g)*2*Math.PI/f)*.5+c+b)},"bounce-ease-out":function(a,b,c,d){return(a/=d)<1/2.75?c*7.5625*a*a+b:a<2/2.75?c*(7.5625*(a-=1.5/2.75)*a+.75)+b:a<2.5/2.75?c*(7.5625*(a-=2.25/2.75)*a+.9375)+b:c*(7.5625*(a-=2.625/2.75)*a+.984375)+b},"bounce-ease-in":function(a,b,c,d){return c-Kinetic.Tweens["bounce-ease-out"](d-a,0,c,d)+b},"bounce-ease-in-out":function(a,b,c,d){return a<d/2?Kinetic.Tweens["bounce-ease-in"](a*2,0,c,d)*.5+b:Kinetic.Tweens["bounce-ease-out"](a*2-d,0,c,d)*.5+c*.5+b},"ease-in":function(a,b,c,d){return c*(a/=d)*a+b},"ease-out":function(a,b,c,d){return-c*(a/=d)*(a-2)+b},"ease-in-out":function(a,b,c,d){return(a/=d/2)<1?c/2*a*a+b:-c/2*(--a*(a-2)-1)+b},"strong-ease-in":function(a,b,c,d){return c*(a/=d)*a*a*a*a+b},"strong-ease-out":function(a,b,c,d){return c*((a=a/d-1)*a*a*a*a+1)+b},"strong-ease-in-out":function(a,b,c,d){return(a/=d/2)<1?c/2*a*a*a*a*a+b:c/2*((a-=2)*a*a*a*a+2)+b},linear:function(a,b,c,d){return c*a/d+b}};