From ef14edede3d33dbc906d4affd03d6b76fca5045d Mon Sep 17 00:00:00 2001 From: Eric Rowell Date: Sat, 11 Aug 2012 23:14:49 -0700 Subject: [PATCH] major refactoring of the event engine to better support new hit detection strategy --- dist/kinetic-core.js | 347 ++++++++++++++------------------------- dist/kinetic-core.min.js | 4 +- src/Stage.js | 347 ++++++++++++++------------------------- 3 files changed, 250 insertions(+), 448 deletions(-) diff --git a/dist/kinetic-core.js b/dist/kinetic-core.js index 1f2cd114..d89df2f3 100644 --- a/dist/kinetic-core.js +++ b/dist/kinetic-core.js @@ -3123,30 +3123,111 @@ Kinetic.Stage = Kinetic.Container.extend({ layer.draw(); this.content.appendChild(layer.canvas.element); }, - /** - * detect event - * @param {Shape} shape - */ - _detectEvent: function(shape, evt) { - var isDragging = Kinetic.Global.drag.moving; - var go = Kinetic.Global; + _getIntersectingShape: function() { var pos = this.getUserPosition(); - var el = shape.eventListeners; - var that = this; + var shape; + var layers = this.getChildren(); - if(this.targetShape && shape._id === this.targetShape._id) { - this.targetFound = true; + /* + * traverse through layers from top to bottom and look + * for hit detection + */ + for(var n = layers.length - 1; n >= 0; n--) { + var layer = layers[n]; + var p = layer.bufferCanvas.context.getImageData(pos.x, pos.y, 1, 1).data; + var colorKey = Kinetic.Type._rgbToHex(p[0], p[1], p[2]); + shape = Kinetic.Global.shapes[colorKey]; + var isDragging = Kinetic.Global.drag.moving; + + if(shape) { + return shape; + } } - // handle onmousedown - if(!isDragging && this.mouseDown) { - this.mouseDown = false; + return null; + }, + _setUserPosition: function(evt) { + if(!evt) { + evt = window.event; + } + this._setMousePosition(evt); + this._setTouchPosition(evt); + }, + /** + * begin listening for events by adding event handlers + * to the container + */ + _bindContentEvents: function() { + var go = Kinetic.Global; + var that = this; + var events = ['mousedown', 'mousemove', 'mouseup', 'mouseout', 'touchstart', 'touchmove', 'touchend']; + + for(var n = 0; n < events.length; n++) { + var pubEvent = events[n]; + // induce scope + ( function() { + var event = pubEvent; + that.content.addEventListener(event, function(evt) { + that._setUserPosition(evt); + that['_' + event](evt); + }, false); + }()); + } + }, + _mouseout: function(evt) { + // if there's a current target shape, run mouseout handlers + var targetShape = this.targetShape; + if(targetShape) { + targetShape._handleEvent('mouseout', evt); + this.targetShape = null; + } + this.mousePos = undefined; + + // end drag and drop + this._endDrag(evt); + }, + _mousemove: function(evt) { + var go = Kinetic.Global; + var shape = this._getIntersectingShape(); + if(shape) { + if(!go.drag.moving && (!this.targetShape || this.targetShape._id !== shape._id)) { + if(this.targetShape) { + this.targetShape._handleEvent('mouseout', evt); + } + shape._handleEvent('mouseover', evt); + this.targetShape = shape; + } + shape._handleEvent('mousemove', evt); + } + /* + * if no shape was detected, clear target shape and try + * to run mouseout from previous target shape + */ + else if(this.targetShape) { + this.targetShape._handleEvent('mouseout', evt); + this.targetShape = null; + } + + // start drag and drop + this._startDrag(evt); + }, + _mousedown: function(evt) { + var shape = this._getIntersectingShape(); + if(shape) { this.clickStart = true; shape._handleEvent('mousedown', evt); } - // handle onmouseup & onclick - else if(this.mouseUp) { - this.mouseUp = false; + + //init stage drag and drop + if(this.attrs.draggable) { + this._initDrag(); + } + }, + _mouseup: function(evt) { + var go = Kinetic.Global; + var shape = this._getIntersectingShape(); + var that = this; + if(shape) { shape._handleEvent('mouseup', evt); // detect if click or double click occurred @@ -3168,16 +3249,31 @@ Kinetic.Stage = Kinetic.Container.extend({ } } } + this.clickStart = false; - // handle touchstart - else if(!isDragging && this.touchStart && !this.touchMove) { - this.touchStart = false; + // end drag and drop + this._endDrag(evt); + }, + _touchstart: function(evt) { + evt.preventDefault(); + var shape = this._getIntersectingShape(); + if(shape) { this.tapStart = true; shape._handleEvent('touchstart', evt); } - // handle touchend & tap - else if(this.touchEnd) { - this.touchEnd = false; + + /* + * init stage drag and drop + */ + if(this.attrs.draggable) { + this._initDrag(); + } + }, + _touchend: function(evt) { + var go = Kinetic.Global; + var shape = this._getIntersectingShape(); + var that = this; + if(shape) { shape._handleEvent('touchend', evt); // detect if tap or double tap occurred @@ -3199,200 +3295,7 @@ Kinetic.Stage = Kinetic.Container.extend({ } } } - else if(!isDragging && this.touchMove) { - shape._handleEvent('touchmove', evt); - } - /* - * NOTE: these event handlers require target shape - * handling - */ - // handle onmouseover - else if(!isDragging && this._isNewTarget(shape, evt)) { - /* - * check to see if there are stored mouseout events first. - * if there are, run those before running the onmouseover - * events - */ - if(this.mouseoutShape) { - this.mouseoverShape = shape; - this.mouseoutShape._handleEvent('mouseout', evt); - this.mouseoverShape = undefined; - } - shape._handleEvent('mouseover', evt); - this._setTarget(shape); - } - // handle mousemove and touchmove - else { - if(!isDragging && this.mouseMove) { - shape._handleEvent('mousemove', evt); - } - } - }, - /** - * set new target - */ - _setTarget: function(shape) { - this.targetShape = shape; - this.targetFound = true; - }, - /** - * check if shape should be a new target - */ - _isNewTarget: function(shape, evt) { - if(!this.targetShape || (!this.targetFound && shape._id !== this.targetShape._id)) { - /* - * check if old target has an onmouseout event listener - */ - if(this.targetShape) { - var oldEl = this.targetShape.eventListeners; - if(oldEl) { - this.mouseoutShape = this.targetShape; - } - } - return true; - } - else { - return false; - } - }, - /** - * handle incoming event - * @param {Event} evt - */ - _handleStageEvent: function(evt) { - var go = Kinetic.Global; - if(!evt) { - evt = window.event; - } - - this._setMousePosition(evt); - this._setTouchPosition(evt); - this.targetFound = false; - - var pos = this.getUserPosition(); - var shape; - var layers = this.getChildren(); - - /* - * traverse through layers from top to bottom and look - * for hit detection - */ - - for(var n = layers.length - 1; n >= 0; n--) { - var layer = layers[n]; - var p = layer.bufferCanvas.context.getImageData(pos.x, pos.y, 1, 1).data; - var colorKey = Kinetic.Type._rgbToHex(p[0], p[1], p[2]); - shape = Kinetic.Global.shapes[colorKey]; - var isDragging = Kinetic.Global.drag.moving; - - if(shape) { - this._detectEvent(shape, evt); - break; - } - } - - // handle mouseout condition - /* - else if(!isDragging && this.targetShape && this.targetShape._id === shape._id) { - this._setTarget(undefined); - this.mouseoutShape = shape; - } - */ - - /* - * if no shape was detected and a mouseout shape has been stored, - * then run the onmouseout event handlers - */ - if(!shape && this.mouseoutShape) { - this.mouseoutShape._handleEvent('mouseout', evt); - this.mouseoutShape = undefined; - } - }, - /** - * begin listening for events by adding event handlers - * to the container - */ - _bindContentEvents: function() { - var go = Kinetic.Global; - var that = this; - - var events = ['mousedown', 'mousemove', 'mouseup', 'mouseover', 'mouseout', 'touchstart', 'touchmove', 'touchend']; - - for(var n = 0; n < events.length; n++) { - var pubEvent = events[n]; - // induce scope - ( function() { - var event = pubEvent; - that.content.addEventListener(event, function(evt) { - that['_' + event](evt); - }, false); - }()); - } - }, - _mouseover: function(evt) { - this._handleStageEvent(evt); - }, - _mouseout: function(evt) { - // if there's a current target shape, run mouseout handlers - var targetShape = this.targetShape; - if(targetShape) { - targetShape._handleEvent('mouseout', evt); - this.targetShape = undefined; - } - this.mousePos = undefined; - - // end drag and drop - this._endDrag(evt); - }, - _mousemove: function(evt) { - this.mouseDown = false; - this.mouseUp = false; - this.mouseMove = true; - this._handleStageEvent(evt); - - // start drag and drop - this._startDrag(evt); - }, - _mousedown: function(evt) { - this.mouseDown = true; - this.mouseUp = false; - this.mouseMove = false; - this._handleStageEvent(evt); - - //init stage drag and drop - if(this.attrs.draggable) { - this._initDrag(); - } - }, - _mouseup: function(evt) { - this.mouseDown = false; - this.mouseUp = true; - this.mouseMove = false; - this._handleStageEvent(evt); - this.clickStart = false; - - // end drag and drop - this._endDrag(evt); - }, - _touchstart: function(evt) { - evt.preventDefault(); - this.touchStart = true; - this.touchEnd = false; - this.touchMove = false; - this._handleStageEvent(evt); - /* - * init stage drag and drop - */ - if(this.attrs.draggable) { - this._initDrag(); - } - }, - _touchend: function(evt) { - this.touchStart = false; - this.touchEnd = true; - this.touchMove = false; - this._handleStageEvent(evt); this.tapStart = false; // end drag and drop @@ -3400,9 +3303,10 @@ Kinetic.Stage = Kinetic.Container.extend({ }, _touchmove: function(evt) { evt.preventDefault(); - this.touchEnd = false; - this.touchMove = true; - this._handleStageEvent(evt); + var shape = this._getIntersectingShape(); + if(shape) { + shape._handleEvent('touchmove', evt); + } // start drag and drop this._startDrag(evt); @@ -3598,10 +3502,7 @@ Kinetic.Stage = Kinetic.Container.extend({ _setStageDefaultProperties: function() { this.nodeType = 'Stage'; this.dblClickWindow = 400; - this.targetShape = undefined; - this.targetFound = false; - this.mouseoverShape = undefined; - this.mouseoutShape = undefined; + this.targetShape = null; // desktop flags this.mousePos = undefined; diff --git a/dist/kinetic-core.min.js b/dist/kinetic-core.min.js index 78d97246..3123f338 100644 --- a/dist/kinetic-core.min.js +++ b/dist/kinetic-core.min.js @@ -25,5 +25,5 @@ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ -var Kinetic={};Kinetic.Filters={},Kinetic.Plugins={},Kinetic.Global={BUBBLE_WHITELIST:["mousedown","mousemove","mouseup","mouseover","mouseout","click","dblclick","touchstart","touchmove","touchend","tap","dbltap","dragstart","dragmove","dragend"],stages:[],idCounter:0,tempNodes:{},shapes:{},maxDragTimeInterval:20,drag:{moving:!1,offset:{x:0,y:0},lastDrawTime:0},warn:function(a){console&&console.warn&&console.warn("Kinetic warning: "+a)},_pullNodes:function(a){var b=this.tempNodes;for(var c in b){var d=b[c];d.getStage()!==undefined&&d.getStage()._id===a._id&&(a._addId(d),a._addName(d),this._removeTempNode(d))}},_addTempNode:function(a){this.tempNodes[a._id]=a},_removeTempNode:function(a){delete this.tempNodes[a._id]}},Kinetic.Transition=function(a,b){function d(a,b,e,f){for(var g in a)g!=="duration"&&g!=="easing"&&g!=="callback"&&(Kinetic.Type._isObject(a[g])?(e[g]={},d(a[g],b[g],e[g],f)):c._add(c._getTween(b,g,a[g],e,f)))}this.node=a,this.config=b,this.tweens=[];var c=this,e={};d(b,a.attrs,e,e);var f=0;for(var g=0;g=c.tweens.length&&c.onFinished()}}},Kinetic.Transition.prototype={start:function(){for(var a=0;a0},_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;cthis.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;b0){this._runFrames();var a=this;requestAnimFrame(function(){a._animationLoop()})}else this.animRunning=!1},Kinetic.Animation._handleAnimation=function(){var a=this;this.animRunning||(this.animRunning=!0,a._animationLoop())},requestAnimFrame=function(a){return window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(a){window.setTimeout(a,1e3/60)}}(),Kinetic.Node=Kinetic.Class.extend({init:function(a){this.defaultNodeAttrs={visible:!0,listening:!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.transAnim=new Kinetic.Animation,this.setAttrs(a),this.on("draggableChange.kinetic",function(){this._onDraggableChange()});var b=this;this.on("idChange.kinetic",function(a){var c=b.getStage();c&&(c._removeId(a.oldVal),c._addId(b))}),this.on("nameChange.kinetic",function(a){var c=b.getStage();c&&(c._removeName(a.oldVal,b._id),c._addName(b))}),this._onDraggableChange()},on:function(a,b){var c=a.split(" ");for(var d=0;d1?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;c1){var h=f[1];for(var i=0;i0&&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},setPosition:function(){var a=Kinetic.Type._getXY(Array.prototype.slice.call(arguments));this.setAttrs(a)},getPosition:function(){return{x:this.attrs.x,y:this.attrs.y}},getAbsolutePosition:function(){var a=this.getAbsoluteTransform(),b=this.getOffset();return a.translate(b.x,b.y),a.getTranslation()},setAbsolutePosition:function(){var a=Kinetic.Type._getXY(Array.prototype.slice.call(arguments)),b=this._clearTransform();this.attrs.x=b.x,this.attrs.y=b.y,delete b.x,delete b.y;var c=this.getAbsoluteTransform();c.invert(),c.translate(a.x,a.y),a={x:this.attrs.x+c.getTranslation().x,y:this.attrs.y+c.getTranslation().y},this.setPosition(a.x,a.y),this._setTransform(b)},move:function(){var a=Kinetic.Type._getXY(Array.prototype.slice.call(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})},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})},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},isDragging:function(){var a=Kinetic.Global;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.getParent()?this.getParent().getStage():this.nodeType==="Stage"?this:undefined},simulate:function(a){this._handleEvent(a,{})},transitionTo:function(a){var b=this.nodeType==="Stage"?this:this.getLayer(),c=this,d=new Kinetic.Transition(this,a);return this.transAnim.func=function(){d._onEnterFrame()},this.transAnim.node=b,d.onFinished=function(){c.transAnim.stop(),c.transAnim.node.draw(),a.callback&&a.callback()},d.start(),this.transAnim.start(),d},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=0&&!b.cancelBubble&&this.parent&&this._handleEvent.call(this.parent,a,b)}}}),Kinetic.Node.addSetters=function(constructor,a){for(var b=0;b0)this.remove(this.children[0])},add:function(a){a._id=Kinetic.Global.idCounter++,a.index=this.children.length,a.parent=this;var b=Kinetic.Global.shapes,c;for(;;){c=Kinetic.Type._getRandomColorKey();if(c&&!(c in b))break}a.colorKey=c,b[c]=a,this.children.push(a);var d=a.getStage();if(!d)Kinetic.Global._addTempNode(a);else{d._addId(a),d._addName(a);var e=Kinetic.Global;e._pullNodes(d)}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&&(b._removeId(a.getId()),b._removeName(a.getName(),a._id)),Kinetic.Global._removeTempNode(a),this.children.splice(a.index,1),this._setChildrenIndices();while(a.children&&a.children.length>0)a.remove(a.children[0]);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=0;f--){var g=e[f],h=g.bufferCanvas.context.getImageData(c.x,c.y,1,1).data,i=Kinetic.Type._rgbToHex(h[0],h[1],h[2]);d=Kinetic.Global.shapes[i];var j=Kinetic.Global.drag.moving;if(d){this._detectEvent(d,a);break}}!d&&this.mouseoutShape&&(this.mouseoutShape._handleEvent("mouseout",a),this.mouseoutShape=undefined)},_bindContentEvents:function(){var a=Kinetic.Global,b=this,c=["mousedown","mousemove","mouseup","mouseover","mouseout","touchstart","touchmove","touchend"];for(var d=0;dg.right&&(i.x=g.right),g.top!==undefined&&i.yg.bottom&&(i.y=g.bottom),d.setAbsolutePosition(i),f==="horizontal"?d.attrs.y=h.y:f==="vertical"&&(d.attrs.x=h.x),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.bufferCanvas=new Kinetic.Canvas({width:this.attrs.width,height:this.attrs.height}),this._resizeDOM()},_addId:function(a){a.attrs.id!==undefined&&(this.ids[a.attrs.id]=a)},_removeId:function(a){a!==undefined&&delete this.ids[a]},_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,b){if(a!==undefined){var c=this.names[a];if(c!==undefined){for(var d=0;d0&&d&&(this.attrs.height==="auto"||e*(c+1)this.attrs.width-this.attrs.padding*2){if(f==0)break;var i=h.lastIndexOf(" "),j=h.lastIndexOf("-"),k=Math.max(i,j);if(k>=0){g=a.splice(0,1+k).join("");break}g=a.splice(0,f).join("");break}f++,f===a.length&&(g=a.splice(0,f).join(""))}this.textWidth=Math.max(this.textWidth,this._getTextSize(g).width),g!==undefined&&(b.push(g),d=!0),c++}this.textArr=b}}),Kinetic.Node.addGettersSetters(Kinetic.Text,["fontFamily","fontSize","fontStyle","textFill","textStroke","textStrokeWidth","padding","align","lineHeight","text","width","height","cornerRadius","fill","stroke","strokeWidth","shadow"]),Kinetic.Line=Kinetic.Shape.extend({init:function(a){this.setDefaultAttrs({points:[],lineCap:"butt",dashArray:[],detectionType:"pixel"}),this.shapeType="Line",a.drawFunc=this.drawFunc,this._super(a)},drawFunc:function(a){var b={};a.beginPath(),a.moveTo(this.attrs.points[0].x,this.attrs.points[0].y);for(var c=1;c0){var f=this.attrs.points[c-1].x,g=this.attrs.points[c-1].y;this._dashedLine(a,f,g,d,e,this.attrs.dashArray)}else a.lineTo(d,e)}!this.attrs.lineCap||(a.lineCap=this.attrs.lineCap),this.stroke(a)},_dashedLine:function(a,b,c,d,e,f){var g=f.length,h=d-b,i=e-c,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=f[m++%g];o===0&&(o=.001),o>l&&(o=l);var p=Math.sqrt(o*o/(1+k*k));j?(b+=h<0&&i<0?p*-1:p,c+=h<0&&i<0?k*p*-1:k*p):(b+=h<0&&i<0?k*p*-1:k*p,c+=h<0&&i<0?p*-1:p),a[n?"lineTo":"moveTo"](b,c),l-=o,n=!n}a.moveTo(d,e)}}),Kinetic.Node.addGettersSetters(Kinetic.Line,["dashArray","lineCap","points"]),Kinetic.Sprite=Kinetic.Shape.extend({init:function(a){this.setDefaultAttrs({index:0,frameRate:17}),a.drawFunc=this.drawFunc,this._super(a),this.anim=new Kinetic.Animation;var b=this;this.on("animationChange.kinetic",function(){b.setIndex(0)})},drawFunc:function(a){if(this.attrs.image){var 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(a,this.attrs.image,d.x,d.y,d.width,d.height,0,0,d.width,d.height)}},start:function(){var a=this,b=this.getLayer();this.anim.node=b,this.interval=setInterval(function(){var b=a.attrs.index;a._updateIndex(),a.afterFrameFunc&&b===a.afterFrameIndex&&a.afterFrameFunc()},1e3/this.attrs.frameRate),this.anim.start()},stop:function(){this.anim.stop(),clearInterval(this.interval)},afterFrame:function(a,b){this.afterFrameIndex=a,this.afterFrameFunc=b},_updateIndex:function(){var a=this.attrs.index,b=this.attrs.animation;ai?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(a),this.stroke(a)}}),Kinetic.Path.getLineLength=function(a,b,c,d){return Math.sqrt((c-a)*(c-a)+(d-b)*(d-b))},Kinetic.Path.getPointOnLine=function(a,b,c,d,e,f,g){f===undefined&&(f=b),g===undefined&&(g=c);var h=(e-c)/(d-b+1e-8),i=Math.sqrt(a*a/(1+h*h)),j=h*i,k;if((g-c)/(f-b+1e-8)===h)k={x:f+i,y:g+j};else{var l,m,n=this.getLineLength(b,c,d,e);if(n<1e-8)return undefined;var o=(f-b)*(d-b)+(g-c)*(e-c);o/=n*n,l=b+o*(d-b),m=c+o*(e-c);var p=this.getLineLength(f,g,l,m),q=Math.sqrt(a*a-p*p);i=Math.sqrt(q*q/(1+h*h)),j=h*i,k={x:l+i,y:m+j}}return k},Kinetic.Path.getPointOnCubicBezier=function(a,b,c,d,e,f,g,h,i){function j(a){return a*a*a}function k(a){return 3*a*a*(1-a)}function l(a){return 3*a*(1-a)*(1-a)}function m(a){return(1-a)*(1-a)*(1-a)}var n=h*j(a)+f*k(a)+d*l(a)+b*m(a),o=i*j(a)+g*k(a)+e*l(a)+c*m(a);return{x:n,y:o}},Kinetic.Path.getPointOnQuadraticBezier=function(a,b,c,d,e,f,g){function h(a){return a*a}function i(a){return 2*a*(1-a)}function j(a){return(1-a)*(1-a)}var k=f*h(a)+d*i(a)+b*j(a),l=g*h(a)+e*i(a)+c*j(a);return{x:k,y:l}},Kinetic.Path.getPointOnEllipticalArc=function(a,b,c,d,e,f){var g=Math.cos(f),h=Math.sin(f),i={x:c*Math.cos(e),y:d*Math.sin(e)};return{x:a+(i.x*g-i.y*h),y:b+(i.x*h+i.y*g)}},Kinetic.Path.parsePathData=function(a){if(!a)return[];var b=a,c=["m","M","l","L","v","V","h","H","z","Z","c","C","q","Q","t","T","s","S","a","A"];b=b.replace(new RegExp(" ","g"),",");for(var d=0;d0&&k[0]===""&&k.shift();for(var l=0;l0){if(isNaN(k[0]))break;var m=null,n=[],o=g,p=h;switch(j){case"l":g+=k.shift(),h+=k.shift(),m="L",n.push(g,h);break;case"L":g=k.shift(),h=k.shift(),n.push(g,h);break;case"m":g+=k.shift(),h+=k.shift(),m="M",n.push(g,h),j="l";break;case"M":g=k.shift(),h=k.shift(),m="M",n.push(g,h),j="L";break;case"h":g+=k.shift(),m="L",n.push(g,h);break;case"H":g=k.shift(),m="L",n.push(g,h);break;case"v":h+=k.shift(),m="L",n.push(g,h);break;case"V":h=k.shift(),m="L",n.push(g,h);break;case"C":n.push(k.shift(),k.shift(),k.shift(),k.shift()),g=k.shift(),h=k.shift(),n.push(g,h);break;case"c":n.push(g+k.shift(),h+k.shift(),g+k.shift(),h+k.shift()),g+=k.shift(),h+=k.shift(),m="C",n.push(g,h);break;case"S":var q=g,r=h,s=f[f.length-1];s.command==="C"&&(q=g+(g-s.points[2]),r=h+(h-s.points[3])),n.push(q,r,k.shift(),k.shift()),g=k.shift(),h=k.shift(),m="C",n.push(g,h);break;case"s":var q=g,r=h,s=f[f.length-1];s.command==="C"&&(q=g+(g-s.points[2]),r=h+(h-s.points[3])),n.push(q,r,g+k.shift(),h+k.shift()),g+=k.shift(),h+=k.shift(),m="C",n.push(g,h);break;case"Q":n.push(k.shift(),k.shift()),g=k.shift(),h=k.shift(),n.push(g,h);break;case"q":n.push(g+k.shift(),h+k.shift()),g+=k.shift(),h+=k.shift(),m="Q",n.push(g,h);break;case"T":var q=g,r=h,s=f[f.length-1];s.command==="Q"&&(q=g+(g-s.points[0]),r=h+(h-s.points[1])),g=k.shift(),h=k.shift(),m="Q",n.push(q,r,g,h);break;case"t":var q=g,r=h,s=f[f.length-1];s.command==="Q"&&(q=g+(g-s.points[0]),r=h+(h-s.points[1])),g+=k.shift(),h+=k.shift(),m="Q",n.push(q,r,g,h);break;case"A":var t=k.shift(),u=k.shift(),v=k.shift(),w=k.shift(),x=k.shift(),y=g,z=h;g=k.shift(),h=k.shift(),m="A",n=this.convertEndpointToCenterParameterization(y,z,g,h,w,x,t,u,v);break;case"a":var t=k.shift(),u=k.shift(),v=k.shift(),w=k.shift(),x=k.shift(),y=g,z=h;g+=k.shift(),h+=k.shift(),m="A",n=this.convertEndpointToCenterParameterization(y,z,g,h,w,x,t,u,v)}f.push({command:m||j,points:n,start:{x:o,y:p},pathLength:this.calcLength(o,p,m||j,n)})}(j==="z"||j==="Z")&&f.push({command:"z",points:[],start:undefined,pathLength:0})}return f},Kinetic.Path.calcLength=function(a,b,c,d){var e,f,g,h=Kinetic.Path;switch(c){case"L":return h.getLineLength(a,b,d[0],d[1]);case"C":e=0,f=h.getPointOnCubicBezier(0,a,b,d[0],d[1],d[2],d[3],d[4],d[5]);for(t=.01;t<=1;t+=.01)g=h.getPointOnCubicBezier(t,a,b,d[0],d[1],d[2],d[3],d[4],d[5]),e+=h.getLineLength(f.x,f.y,g.x,g.y),f=g;return e;case"Q":e=0,f=h.getPointOnQuadraticBezier(0,a,b,d[0],d[1],d[2],d[3]);for(t=.01;t<=1;t+=.01)g=h.getPointOnQuadraticBezier(t,a,b,d[0],d[1],d[2],d[3]),e+=h.getLineLength(f.x,f.y,g.x,g.y),f=g;return e;case"A":e=0;var i=d[4],j=d[5],k=d[4]+j,l=Math.PI/180;Math.abs(i-k)k;t-=l)g=h.getPointOnEllipticalArc(d[0],d[1],d[2],d[3],t,0),e+=h.getLineLength(f.x,f.y,g.x,g.y),f=g;else for(t=i+l;t1&&(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]=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.Node.addGettersSetters(Kinetic.Path,["data"]),Kinetic.TextPath=Kinetic.Shape.extend({init:function(a){this.setDefaultAttrs({fontFamily:"Calibri",fontSize:12,fontStyle:"normal",detectionType:"path",text:""}),this.dummyCanvas=document.createElement("canvas"),this.shapeType="TextPath",this.dataArray=[];var b=this;a.drawFunc=this.drawFunc,this._super(a),this.dataArray=Kinetic.Path.parsePathData(this.attrs.data),this.on("dataChange",function(){b.dataArray=Kinetic.Path.parsePathData(this.attrs.data)});var c=["text","textStroke","textStrokeWidth"];for(var d=0;d0)return g=c,b[c];b[c].command=="M"&&(d={x:b[c].points[0],y:b[c].points[1]})}return{}},j=function(b,c){var g=a._getTextSize(b).width,j=0,k=0,l=!1;e=undefined;while(Math.abs(g-j)/g>.01&&k<25){k++;var m=j;while(f===undefined)f=i(),f&&m+f.pathLengthg?e=Kinetic.Path.getPointOnLine(g,d.x,d.y,f.points[0],f.points[1],d.x,d.y):f=undefined;break;case"A":var o=f.points[4],p=f.points[5],q=f.points[4]+p;h===0?h=o+1e-8:g>j?h+=Math.PI/180*p/Math.abs(p):h-=Math.PI/360*p/Math.abs(p),Math.abs(h)>Math.abs(q)&&(h=q,n=!0),e=Kinetic.Path.getPointOnEllipticalArc(f.points[0],f.points[1],f.points[2],f.points[3],h,f.points[6]);break;case"C":h===0?g>f.pathLength?h=1e-8:h=g/f.pathLength:g>j?h+=(g-j)/f.pathLength:h-=(j-g)/f.pathLength,h>1&&(h=1,n=!0),e=Kinetic.Path.getPointOnCubicBezier(h,f.start.x,f.start.y,f.points[0],f.points[1],f.points[2],f.points[3],f.points[4],f.points[5]);break;case"Q":h===0?h=g/f.pathLength:g>j?h+=(g-j)/f.pathLength:h-=(j-g)/f.pathLength,h>1&&(h=1,n=!0),e=Kinetic.Path.getPointOnQuadraticBezier(h,f.start.x,f.start.y,f.points[0],f.points[1],f.points[2],f.points[3])}e!==undefined&&(j=Kinetic.Path.getLineLength(d.x,d.y,e.x,e.y)),n&&(n=!1,f=undefined)}};for(var k=0;k=c.tweens.length&&c.onFinished()}}},Kinetic.Transition.prototype={start:function(){for(var a=0;a0},_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;cthis.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;b0){this._runFrames();var a=this;requestAnimFrame(function(){a._animationLoop()})}else this.animRunning=!1},Kinetic.Animation._handleAnimation=function(){var a=this;this.animRunning||(this.animRunning=!0,a._animationLoop())},requestAnimFrame=function(a){return window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(a){window.setTimeout(a,1e3/60)}}(),Kinetic.Node=Kinetic.Class.extend({init:function(a){this.defaultNodeAttrs={visible:!0,listening:!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.transAnim=new Kinetic.Animation,this.setAttrs(a),this.on("draggableChange.kinetic",function(){this._onDraggableChange()});var b=this;this.on("idChange.kinetic",function(a){var c=b.getStage();c&&(c._removeId(a.oldVal),c._addId(b))}),this.on("nameChange.kinetic",function(a){var c=b.getStage();c&&(c._removeName(a.oldVal,b._id),c._addName(b))}),this._onDraggableChange()},on:function(a,b){var c=a.split(" ");for(var d=0;d1?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;c1){var h=f[1];for(var i=0;i0&&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},setPosition:function(){var a=Kinetic.Type._getXY(Array.prototype.slice.call(arguments));this.setAttrs(a)},getPosition:function(){return{x:this.attrs.x,y:this.attrs.y}},getAbsolutePosition:function(){var a=this.getAbsoluteTransform(),b=this.getOffset();return a.translate(b.x,b.y),a.getTranslation()},setAbsolutePosition:function(){var a=Kinetic.Type._getXY(Array.prototype.slice.call(arguments)),b=this._clearTransform();this.attrs.x=b.x,this.attrs.y=b.y,delete b.x,delete b.y;var c=this.getAbsoluteTransform();c.invert(),c.translate(a.x,a.y),a={x:this.attrs.x+c.getTranslation().x,y:this.attrs.y+c.getTranslation().y},this.setPosition(a.x,a.y),this._setTransform(b)},move:function(){var a=Kinetic.Type._getXY(Array.prototype.slice.call(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})},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})},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},isDragging:function(){var a=Kinetic.Global;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.getParent()?this.getParent().getStage():this.nodeType==="Stage"?this:undefined},simulate:function(a){this._handleEvent(a,{})},transitionTo:function(a){var b=this.nodeType==="Stage"?this:this.getLayer(),c=this,d=new Kinetic.Transition(this,a);return this.transAnim.func=function(){d._onEnterFrame()},this.transAnim.node=b,d.onFinished=function(){c.transAnim.stop(),c.transAnim.node.draw(),a.callback&&a.callback()},d.start(),this.transAnim.start(),d},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=0&&!b.cancelBubble&&this.parent&&this._handleEvent.call(this.parent,a,b)}}}),Kinetic.Node.addSetters=function(constructor,a){for(var b=0;b0)this.remove(this.children[0])},add:function(a){a._id=Kinetic.Global.idCounter++,a.index=this.children.length,a.parent=this;var b=Kinetic.Global.shapes,c;for(;;){c=Kinetic.Type._getRandomColorKey();if(c&&!(c in b))break}a.colorKey=c,b[c]=a,this.children.push(a);var d=a.getStage();if(!d)Kinetic.Global._addTempNode(a);else{d._addId(a),d._addName(a);var e=Kinetic.Global;e._pullNodes(d)}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&&(b._removeId(a.getId()),b._removeName(a.getName(),a._id)),Kinetic.Global._removeTempNode(a),this.children.splice(a.index,1),this._setChildrenIndices();while(a.children&&a.children.length>0)a.remove(a.children[0]);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=0;d--){var e=c[d],f=e.bufferCanvas.context.getImageData(a.x,a.y,1,1).data,g=Kinetic.Type._rgbToHex(f[0],f[1],f[2]);b=Kinetic.Global.shapes[g];var h=Kinetic.Global.drag.moving;if(b)return b}return null},_setUserPosition:function(a){a||(a=window.event),this._setMousePosition(a),this._setTouchPosition(a)},_bindContentEvents:function(){var a=Kinetic.Global,b=this,c=["mousedown","mousemove","mouseup","mouseout","touchstart","touchmove","touchend"];for(var d=0;dg.right&&(i.x=g.right),g.top!==undefined&&i.yg.bottom&&(i.y=g.bottom),d.setAbsolutePosition(i),f==="horizontal"?d.attrs.y=h.y:f==="vertical"&&(d.attrs.x=h.x),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.bufferCanvas=new Kinetic.Canvas({width:this.attrs.width,height:this.attrs.height}),this._resizeDOM()},_addId:function(a){a.attrs.id!==undefined&&(this.ids[a.attrs.id]=a)},_removeId:function(a){a!==undefined&&delete this.ids[a]},_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,b){if(a!==undefined){var c=this.names[a];if(c!==undefined){for(var d=0;d0&&d&&(this.attrs.height==="auto"||e*(c+1)this.attrs.width-this.attrs.padding*2){if(f==0)break;var i=h.lastIndexOf(" "),j=h.lastIndexOf("-"),k=Math.max(i,j);if(k>=0){g=a.splice(0,1+k).join("");break}g=a.splice(0,f).join("");break}f++,f===a.length&&(g=a.splice(0,f).join(""))}this.textWidth=Math.max(this.textWidth,this._getTextSize(g).width),g!==undefined&&(b.push(g),d=!0),c++}this.textArr=b}}),Kinetic.Node.addGettersSetters(Kinetic.Text,["fontFamily","fontSize","fontStyle","textFill","textStroke","textStrokeWidth","padding","align","lineHeight","text","width","height","cornerRadius","fill","stroke","strokeWidth","shadow"]),Kinetic.Line=Kinetic.Shape.extend({init:function(a){this.setDefaultAttrs({points:[],lineCap:"butt",dashArray:[],detectionType:"pixel"}),this.shapeType="Line",a.drawFunc=this.drawFunc,this._super(a)},drawFunc:function(a){var b={};a.beginPath(),a.moveTo(this.attrs.points[0].x,this.attrs.points[0].y);for(var c=1;c0){var f=this.attrs.points[c-1].x,g=this.attrs.points[c-1].y;this._dashedLine(a,f,g,d,e,this.attrs.dashArray)}else a.lineTo(d,e)}!this.attrs.lineCap||(a.lineCap=this.attrs.lineCap),this.stroke(a)},_dashedLine:function(a,b,c,d,e,f){var g=f.length,h=d-b,i=e-c,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=f[m++%g];o===0&&(o=.001),o>l&&(o=l);var p=Math.sqrt(o*o/(1+k*k));j?(b+=h<0&&i<0?p*-1:p,c+=h<0&&i<0?k*p*-1:k*p):(b+=h<0&&i<0?k*p*-1:k*p,c+=h<0&&i<0?p*-1:p),a[n?"lineTo":"moveTo"](b,c),l-=o,n=!n}a.moveTo(d,e)}}),Kinetic.Node.addGettersSetters(Kinetic.Line,["dashArray","lineCap","points"]),Kinetic.Sprite=Kinetic.Shape.extend({init:function(a){this.setDefaultAttrs({index:0,frameRate:17}),a.drawFunc=this.drawFunc,this._super(a),this.anim=new Kinetic.Animation;var b=this;this.on("animationChange.kinetic",function(){b.setIndex(0)})},drawFunc:function(a){if(this.attrs.image){var 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(a,this.attrs.image,d.x,d.y,d.width,d.height,0,0,d.width,d.height)}},start:function(){var a=this,b=this.getLayer();this.anim.node=b,this.interval=setInterval(function(){var b=a.attrs.index;a._updateIndex(),a.afterFrameFunc&&b===a.afterFrameIndex&&a.afterFrameFunc()},1e3/this.attrs.frameRate),this.anim.start()},stop:function(){this.anim.stop(),clearInterval(this.interval)},afterFrame:function(a,b){this.afterFrameIndex=a,this.afterFrameFunc=b},_updateIndex:function(){var a=this.attrs.index,b=this.attrs.animation;ai?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(a),this.stroke(a)}}),Kinetic.Path.getLineLength=function(a,b,c,d){return Math.sqrt((c-a)*(c-a)+(d-b)*(d-b))},Kinetic.Path.getPointOnLine=function(a,b,c,d,e,f,g){f===undefined&&(f=b),g===undefined&&(g=c);var h=(e-c)/(d-b+1e-8),i=Math.sqrt(a*a/(1+h*h)),j=h*i,k;if((g-c)/(f-b+1e-8)===h)k={x:f+i,y:g+j};else{var l,m,n=this.getLineLength(b,c,d,e);if(n<1e-8)return undefined;var o=(f-b)*(d-b)+(g-c)*(e-c);o/=n*n,l=b+o*(d-b),m=c+o*(e-c);var p=this.getLineLength(f,g,l,m),q=Math.sqrt(a*a-p*p);i=Math.sqrt(q*q/(1+h*h)),j=h*i,k={x:l+i,y:m+j}}return k},Kinetic.Path.getPointOnCubicBezier=function(a,b,c,d,e,f,g,h,i){function j(a){return a*a*a}function k(a){return 3*a*a*(1-a)}function l(a){return 3*a*(1-a)*(1-a)}function m(a){return(1-a)*(1-a)*(1-a)}var n=h*j(a)+f*k(a)+d*l(a)+b*m(a),o=i*j(a)+g*k(a)+e*l(a)+c*m(a);return{x:n,y:o}},Kinetic.Path.getPointOnQuadraticBezier=function(a,b,c,d,e,f,g){function h(a){return a*a}function i(a){return 2*a*(1-a)}function j(a){return(1-a)*(1-a)}var k=f*h(a)+d*i(a)+b*j(a),l=g*h(a)+e*i(a)+c*j(a);return{x:k,y:l}},Kinetic.Path.getPointOnEllipticalArc=function(a,b,c,d,e,f){var g=Math.cos(f),h=Math.sin(f),i={x:c*Math.cos(e),y:d*Math.sin(e)};return{x:a+(i.x*g-i.y*h),y:b+(i.x*h+i.y*g)}},Kinetic.Path.parsePathData=function(a){if(!a)return[];var b=a,c=["m","M","l","L","v","V","h","H","z","Z","c","C","q","Q","t","T","s","S","a","A"];b=b.replace(new RegExp(" ","g"),",");for(var d=0;d0&&k[0]===""&&k.shift();for(var l=0;l0){if(isNaN(k[0]))break;var m=null,n=[],o=g,p=h;switch(j){case"l":g+=k.shift(),h+=k.shift(),m="L",n.push(g,h);break;case"L":g=k.shift(),h=k.shift(),n.push(g,h);break;case"m":g+=k.shift(),h+=k.shift(),m="M",n.push(g,h),j="l";break;case"M":g=k.shift(),h=k.shift(),m="M",n.push(g,h),j="L";break;case"h":g+=k.shift(),m="L",n.push(g,h);break;case"H":g=k.shift(),m="L",n.push(g,h);break;case"v":h+=k.shift(),m="L",n.push(g,h);break;case"V":h=k.shift(),m="L",n.push(g,h);break;case"C":n.push(k.shift(),k.shift(),k.shift(),k.shift()),g=k.shift(),h=k.shift(),n.push(g,h);break;case"c":n.push(g+k.shift(),h+k.shift(),g+k.shift(),h+k.shift()),g+=k.shift(),h+=k.shift(),m="C",n.push(g,h);break;case"S":var q=g,r=h,s=f[f.length-1];s.command==="C"&&(q=g+(g-s.points[2]),r=h+(h-s.points[3])),n.push(q,r,k.shift(),k.shift()),g=k.shift(),h=k.shift(),m="C",n.push(g,h);break;case"s":var q=g,r=h,s=f[f.length-1];s.command==="C"&&(q=g+(g-s.points[2]),r=h+(h-s.points[3])),n.push(q,r,g+k.shift(),h+k.shift()),g+=k.shift(),h+=k.shift(),m="C",n.push(g,h);break;case"Q":n.push(k.shift(),k.shift()),g=k.shift(),h=k.shift(),n.push(g,h);break;case"q":n.push(g+k.shift(),h+k.shift()),g+=k.shift(),h+=k.shift(),m="Q",n.push(g,h);break;case"T":var q=g,r=h,s=f[f.length-1];s.command==="Q"&&(q=g+(g-s.points[0]),r=h+(h-s.points[1])),g=k.shift(),h=k.shift(),m="Q",n.push(q,r,g,h);break;case"t":var q=g,r=h,s=f[f.length-1];s.command==="Q"&&(q=g+(g-s.points[0]),r=h+(h-s.points[1])),g+=k.shift(),h+=k.shift(),m="Q",n.push(q,r,g,h);break;case"A":var t=k.shift(),u=k.shift(),v=k.shift(),w=k.shift(),x=k.shift(),y=g,z=h;g=k.shift(),h=k.shift(),m="A",n=this.convertEndpointToCenterParameterization(y,z,g,h,w,x,t,u,v);break;case"a":var t=k.shift(),u=k.shift(),v=k.shift(),w=k.shift(),x=k.shift(),y=g,z=h;g+=k.shift(),h+=k.shift(),m="A",n=this.convertEndpointToCenterParameterization(y,z,g,h,w,x,t,u,v)}f.push({command:m||j,points:n,start:{x:o,y:p},pathLength:this.calcLength(o,p,m||j,n)})}(j==="z"||j==="Z")&&f.push({command:"z",points:[],start:undefined,pathLength:0})}return f},Kinetic.Path.calcLength=function(a,b,c,d){var e,f,g,h=Kinetic.Path;switch(c){case"L":return h.getLineLength(a,b,d[0],d[1]);case"C":e=0,f=h.getPointOnCubicBezier(0,a,b,d[0],d[1],d[2],d[3],d[4],d[5]);for(t=.01;t<=1;t+=.01)g=h.getPointOnCubicBezier(t,a,b,d[0],d[1],d[2],d[3],d[4],d[5]),e+=h.getLineLength(f.x,f.y,g.x,g.y),f=g;return e;case"Q":e=0,f=h.getPointOnQuadraticBezier(0,a,b,d[0],d[1],d[2],d[3]);for(t=.01;t<=1;t+=.01)g=h.getPointOnQuadraticBezier(t,a,b,d[0],d[1],d[2],d[3]),e+=h.getLineLength(f.x,f.y,g.x,g.y),f=g;return e;case"A":e=0;var i=d[4],j=d[5],k=d[4]+j,l=Math.PI/180;Math.abs(i-k)k;t-=l)g=h.getPointOnEllipticalArc(d[0],d[1],d[2],d[3],t,0),e+=h.getLineLength(f.x,f.y,g.x,g.y),f=g;else for(t=i+l;t1&&(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]=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.Node.addGettersSetters(Kinetic.Path,["data"]),Kinetic.TextPath=Kinetic.Shape.extend({init:function(a){this.setDefaultAttrs({fontFamily:"Calibri",fontSize:12,fontStyle:"normal",detectionType:"path",text:""}),this.dummyCanvas=document.createElement("canvas"),this.shapeType="TextPath",this.dataArray=[];var b=this;a.drawFunc=this.drawFunc,this._super(a),this.dataArray=Kinetic.Path.parsePathData(this.attrs.data),this.on("dataChange",function(){b.dataArray=Kinetic.Path.parsePathData(this.attrs.data)});var c=["text","textStroke","textStrokeWidth"];for(var d=0;d0)return g=c,b[c];b[c].command=="M"&&(d={x:b[c].points[0],y:b[c].points[1]})}return{}},j=function(b,c){var g=a._getTextSize(b).width,j=0,k=0,l=!1;e=undefined;while(Math.abs(g-j)/g>.01&&k<25){k++;var m=j;while(f===undefined)f=i(),f&&m+f.pathLengthg?e=Kinetic.Path.getPointOnLine(g,d.x,d.y,f.points[0],f.points[1],d.x,d.y):f=undefined;break;case"A":var o=f.points[4],p=f.points[5],q=f.points[4]+p;h===0?h=o+1e-8:g>j?h+=Math.PI/180*p/Math.abs(p):h-=Math.PI/360*p/Math.abs(p),Math.abs(h)>Math.abs(q)&&(h=q,n=!0),e=Kinetic.Path.getPointOnEllipticalArc(f.points[0],f.points[1],f.points[2],f.points[3],h,f.points[6]);break;case"C":h===0?g>f.pathLength?h=1e-8:h=g/f.pathLength:g>j?h+=(g-j)/f.pathLength:h-=(j-g)/f.pathLength,h>1&&(h=1,n=!0),e=Kinetic.Path.getPointOnCubicBezier(h,f.start.x,f.start.y,f.points[0],f.points[1],f.points[2],f.points[3],f.points[4],f.points[5]);break;case"Q":h===0?h=g/f.pathLength:g>j?h+=(g-j)/f.pathLength:h-=(j-g)/f.pathLength,h>1&&(h=1,n=!0),e=Kinetic.Path.getPointOnQuadraticBezier(h,f.start.x,f.start.y,f.points[0],f.points[1],f.points[2],f.points[3])}e!==undefined&&(j=Kinetic.Path.getLineLength(d.x,d.y,e.x,e.y)),n&&(n=!1,f=undefined)}};for(var k=0;k= 0; n--) { + var layer = layers[n]; + var p = layer.bufferCanvas.context.getImageData(pos.x, pos.y, 1, 1).data; + var colorKey = Kinetic.Type._rgbToHex(p[0], p[1], p[2]); + shape = Kinetic.Global.shapes[colorKey]; + var isDragging = Kinetic.Global.drag.moving; + + if(shape) { + return shape; + } } - // handle onmousedown - if(!isDragging && this.mouseDown) { - this.mouseDown = false; + return null; + }, + _setUserPosition: function(evt) { + if(!evt) { + evt = window.event; + } + this._setMousePosition(evt); + this._setTouchPosition(evt); + }, + /** + * begin listening for events by adding event handlers + * to the container + */ + _bindContentEvents: function() { + var go = Kinetic.Global; + var that = this; + var events = ['mousedown', 'mousemove', 'mouseup', 'mouseout', 'touchstart', 'touchmove', 'touchend']; + + for(var n = 0; n < events.length; n++) { + var pubEvent = events[n]; + // induce scope + ( function() { + var event = pubEvent; + that.content.addEventListener(event, function(evt) { + that._setUserPosition(evt); + that['_' + event](evt); + }, false); + }()); + } + }, + _mouseout: function(evt) { + // if there's a current target shape, run mouseout handlers + var targetShape = this.targetShape; + if(targetShape) { + targetShape._handleEvent('mouseout', evt); + this.targetShape = null; + } + this.mousePos = undefined; + + // end drag and drop + this._endDrag(evt); + }, + _mousemove: function(evt) { + var go = Kinetic.Global; + var shape = this._getIntersectingShape(); + if(shape) { + if(!go.drag.moving && (!this.targetShape || this.targetShape._id !== shape._id)) { + if(this.targetShape) { + this.targetShape._handleEvent('mouseout', evt); + } + shape._handleEvent('mouseover', evt); + this.targetShape = shape; + } + shape._handleEvent('mousemove', evt); + } + /* + * if no shape was detected, clear target shape and try + * to run mouseout from previous target shape + */ + else if(this.targetShape) { + this.targetShape._handleEvent('mouseout', evt); + this.targetShape = null; + } + + // start drag and drop + this._startDrag(evt); + }, + _mousedown: function(evt) { + var shape = this._getIntersectingShape(); + if(shape) { this.clickStart = true; shape._handleEvent('mousedown', evt); } - // handle onmouseup & onclick - else if(this.mouseUp) { - this.mouseUp = false; + + //init stage drag and drop + if(this.attrs.draggable) { + this._initDrag(); + } + }, + _mouseup: function(evt) { + var go = Kinetic.Global; + var shape = this._getIntersectingShape(); + var that = this; + if(shape) { shape._handleEvent('mouseup', evt); // detect if click or double click occurred @@ -434,16 +515,31 @@ Kinetic.Stage = Kinetic.Container.extend({ } } } + this.clickStart = false; - // handle touchstart - else if(!isDragging && this.touchStart && !this.touchMove) { - this.touchStart = false; + // end drag and drop + this._endDrag(evt); + }, + _touchstart: function(evt) { + evt.preventDefault(); + var shape = this._getIntersectingShape(); + if(shape) { this.tapStart = true; shape._handleEvent('touchstart', evt); } - // handle touchend & tap - else if(this.touchEnd) { - this.touchEnd = false; + + /* + * init stage drag and drop + */ + if(this.attrs.draggable) { + this._initDrag(); + } + }, + _touchend: function(evt) { + var go = Kinetic.Global; + var shape = this._getIntersectingShape(); + var that = this; + if(shape) { shape._handleEvent('touchend', evt); // detect if tap or double tap occurred @@ -465,200 +561,7 @@ Kinetic.Stage = Kinetic.Container.extend({ } } } - else if(!isDragging && this.touchMove) { - shape._handleEvent('touchmove', evt); - } - /* - * NOTE: these event handlers require target shape - * handling - */ - // handle onmouseover - else if(!isDragging && this._isNewTarget(shape, evt)) { - /* - * check to see if there are stored mouseout events first. - * if there are, run those before running the onmouseover - * events - */ - if(this.mouseoutShape) { - this.mouseoverShape = shape; - this.mouseoutShape._handleEvent('mouseout', evt); - this.mouseoverShape = undefined; - } - shape._handleEvent('mouseover', evt); - this._setTarget(shape); - } - // handle mousemove and touchmove - else { - if(!isDragging && this.mouseMove) { - shape._handleEvent('mousemove', evt); - } - } - }, - /** - * set new target - */ - _setTarget: function(shape) { - this.targetShape = shape; - this.targetFound = true; - }, - /** - * check if shape should be a new target - */ - _isNewTarget: function(shape, evt) { - if(!this.targetShape || (!this.targetFound && shape._id !== this.targetShape._id)) { - /* - * check if old target has an onmouseout event listener - */ - if(this.targetShape) { - var oldEl = this.targetShape.eventListeners; - if(oldEl) { - this.mouseoutShape = this.targetShape; - } - } - return true; - } - else { - return false; - } - }, - /** - * handle incoming event - * @param {Event} evt - */ - _handleStageEvent: function(evt) { - var go = Kinetic.Global; - if(!evt) { - evt = window.event; - } - - this._setMousePosition(evt); - this._setTouchPosition(evt); - this.targetFound = false; - - var pos = this.getUserPosition(); - var shape; - var layers = this.getChildren(); - - /* - * traverse through layers from top to bottom and look - * for hit detection - */ - - for(var n = layers.length - 1; n >= 0; n--) { - var layer = layers[n]; - var p = layer.bufferCanvas.context.getImageData(pos.x, pos.y, 1, 1).data; - var colorKey = Kinetic.Type._rgbToHex(p[0], p[1], p[2]); - shape = Kinetic.Global.shapes[colorKey]; - var isDragging = Kinetic.Global.drag.moving; - - if(shape) { - this._detectEvent(shape, evt); - break; - } - } - - // handle mouseout condition - /* - else if(!isDragging && this.targetShape && this.targetShape._id === shape._id) { - this._setTarget(undefined); - this.mouseoutShape = shape; - } - */ - - /* - * if no shape was detected and a mouseout shape has been stored, - * then run the onmouseout event handlers - */ - if(!shape && this.mouseoutShape) { - this.mouseoutShape._handleEvent('mouseout', evt); - this.mouseoutShape = undefined; - } - }, - /** - * begin listening for events by adding event handlers - * to the container - */ - _bindContentEvents: function() { - var go = Kinetic.Global; - var that = this; - - var events = ['mousedown', 'mousemove', 'mouseup', 'mouseover', 'mouseout', 'touchstart', 'touchmove', 'touchend']; - - for(var n = 0; n < events.length; n++) { - var pubEvent = events[n]; - // induce scope - ( function() { - var event = pubEvent; - that.content.addEventListener(event, function(evt) { - that['_' + event](evt); - }, false); - }()); - } - }, - _mouseover: function(evt) { - this._handleStageEvent(evt); - }, - _mouseout: function(evt) { - // if there's a current target shape, run mouseout handlers - var targetShape = this.targetShape; - if(targetShape) { - targetShape._handleEvent('mouseout', evt); - this.targetShape = undefined; - } - this.mousePos = undefined; - - // end drag and drop - this._endDrag(evt); - }, - _mousemove: function(evt) { - this.mouseDown = false; - this.mouseUp = false; - this.mouseMove = true; - this._handleStageEvent(evt); - - // start drag and drop - this._startDrag(evt); - }, - _mousedown: function(evt) { - this.mouseDown = true; - this.mouseUp = false; - this.mouseMove = false; - this._handleStageEvent(evt); - - //init stage drag and drop - if(this.attrs.draggable) { - this._initDrag(); - } - }, - _mouseup: function(evt) { - this.mouseDown = false; - this.mouseUp = true; - this.mouseMove = false; - this._handleStageEvent(evt); - this.clickStart = false; - - // end drag and drop - this._endDrag(evt); - }, - _touchstart: function(evt) { - evt.preventDefault(); - this.touchStart = true; - this.touchEnd = false; - this.touchMove = false; - this._handleStageEvent(evt); - /* - * init stage drag and drop - */ - if(this.attrs.draggable) { - this._initDrag(); - } - }, - _touchend: function(evt) { - this.touchStart = false; - this.touchEnd = true; - this.touchMove = false; - this._handleStageEvent(evt); this.tapStart = false; // end drag and drop @@ -666,9 +569,10 @@ Kinetic.Stage = Kinetic.Container.extend({ }, _touchmove: function(evt) { evt.preventDefault(); - this.touchEnd = false; - this.touchMove = true; - this._handleStageEvent(evt); + var shape = this._getIntersectingShape(); + if(shape) { + shape._handleEvent('touchmove', evt); + } // start drag and drop this._startDrag(evt); @@ -864,10 +768,7 @@ Kinetic.Stage = Kinetic.Container.extend({ _setStageDefaultProperties: function() { this.nodeType = 'Stage'; this.dblClickWindow = 400; - this.targetShape = undefined; - this.targetFound = false; - this.mouseoverShape = undefined; - this.mouseoutShape = undefined; + this.targetShape = null; // desktop flags this.mousePos = undefined;