2012-11-04 08:19:21 +08:00
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Kinetic.Node=function(a){this._nodeInit(a)},Kinetic.Node.prototype={_nodeInit:function(a){this.defaultNodeAttrs={visible:!0,listening:!0,name:undefined,opacity:1,x:0,y:0,scale:{x:1,y:1},rotation:0,offset:{x:0,y:0},draggable:!1},this.setDefaultAttrs(this.defaultNodeAttrs),this.eventListeners={},this.setAttrs(a);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))})},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(f.length>1)if(g)this.eventListeners[g]&&this._off(g,f[1]);else for(var d in this.eventListeners)this._off(d,f[1]);else delete this.eventListeners[g]}},remove:function(){var a=this.getParent();if(a&&this.index!==undefined&&a.children[this.index]._id==this._id){var b=a.getStage();b&&(b._removeId(this.getId()),b._removeName(this.getName(),this._id)),Kinetic.Global._removeTempNode(this),a.children.splice(this.index,1),a._setChildrenIndices();while(this.children&&this.children.length>0)this.children[0].remove()}},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){if(a)for(var b in a){var c="set"+b.charAt(0).toUpperCase()+b.slice(1);Kinetic.Type._isFunction(this[c])?this[c](a[b]):this.setAttr(b,a[b])}},isVisible:function(){return this.attrs.visible&&this.getParent()&&!this.getParent().isVisible()?!1:this.attrs.visible},show:function(){this.setVisible(!0)},hide:function(){this.setVisible(!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},setPosition:function(){var a=Kinetic.Type._getXY([].slice.call(arguments));this.setAttr("x",a.x),this.setAttr("y",a.y)},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([].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([].slice.call(arguments)),b=this.getX(),c=this.getY();a.x!==undefined&&(b+=a.x),a.y!==undefined&&(c+=a.y),this.setPosition(b,c)},getRotationDeg:function(){return this.getRotation()*180/Math.PI},setRotationDeg:function(a){this.setRotation(a*Math.PI/180)},rotate:function(a){this.setRotation(this.getRotation()+a)},rotateDeg:function(a){this.setRotation(this.getRotation()+a*Math.PI/180)},moveToTop:function(){var a=this.index;return this.parent.children.splice(a,1),this.parent.children.push(this),this.parent._setChildrenIndices(),!0},moveUp:function(){var a=this.index;if(a<this.parent.getChildren().length-1)return this.parent.children.splice(a,1),this.parent.children.splice(a+1,0,this),this.parent._setChildrenIndices(),!0},moveDown:function(){var a=this.index;if(a>0)return this.parent.children.splice(a,1),this.parent.children.splice(a-1,0,this),this.parent._setChildrenIndices(),!0},moveToBottom:function(){var a=this.index;if(a>0)return this.parent.children.splice(a,1),this.parent.children.unshift(this),this.parent._setChildrenI
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