Friendsnippets

 1 package charts
 2 {
 3 	import flash.display.DisplayObject;
 4 	import flash.events.Event;
 5 	
 6 	import mx.core.IFlexDisplayObject;
 7 	import mx.core.UIComponent;
 8 	import mx.core.mx_internal;
 9 	import mx.events.FlexEvent;
10 	import mx.messaging.messages.ErrorMessage;
11 	import mx.styles.ISimpleStyleClient;
12 	
13 	use namespace mx_internal;
14 	
15 	//[Style(name="upSkin",type="Class",inherit="no")]
16 	
17 	public class Node extends UIComponent 
18 	{
19 		public var nodeId:int = -1;
20 		
21 		public function Node(/*nodeId_:int*/)
22 		{
23 			//nodeId = nodeId_;
24 			addEventListener(FlexEvent.INITIALIZE, myInitialize);
25 		}
26 		
27 		protected function myInitialize(event:Event):void
28 		{
29 			if(nodeId == -1)
30 				throw new Error("The Node ID Property is Mandatory");
31 		}
32 		
33 		protected override function updateDisplayList(unscaledWidth:Number,
34                                         unscaledHeight:Number):void
35 		{
36 	        showSkin("upSkin");
37   		}
38   		
39   		mx_internal function showSkin(skinName:String):void
40 	    {
41 	        var skinClass:Class = Class(getStyle(skinName));
42 	        var skin:IFlexDisplayObject = IFlexDisplayObject(getChildByName(skinName));
43 
44 	        if (!skin)
45 	        {           
46 	            if (skinClass)
47 	            {
48 	                skin = IFlexDisplayObject(new skinClass());
49 	                skin.name = skinName;
50 					(skin as ISimpleStyleClient).styleName = this;
51 	                addChild(DisplayObject(skin));
52 	                skin.setActualSize(unscaledWidth, unscaledHeight);
53 	            }
54 	        }
55 	
56 	    }
57 
58 		
59 	}
60 }