localX,mouseX,stageX的区别

 

 1 package  {
 2     
 3     import flash.display.Sprite;
 4     import flash.events.MouseEvent;
 5     import fl.controls.Label;
 6     public class tevent extends Sprite {
 7         public function tevent() {
 8             trace("bb");
 9           this.mouseEnabled = false;
10           this.mouseChildren = true;
11           var __Sprite:Sprite = new Sprite();
12           __Sprite.graphics.beginFill(0xFF0000);
13           __Sprite.graphics.drawRect(0,0,300, 300);
14           __Sprite.graphics.endFill();
15           __Sprite.mouseChildren = true;
16           __Sprite.x = 240;
17           __Sprite.y = 10;
18           this.addChild(__Sprite);
19           //__Sprite.addEventListener(MouseEvent.MOUSE_MOVE, handler_click);
20           var __shape:Sprite = new Sprite();
21           __shape.graphics.beginFill(0x000FF0);
22           __shape.graphics.drawRect(0,0,100, 100);
23           __shape.graphics.endFill();
24           __shape.x = 150;
25           __shape.y = 150;
26           __Sprite.addChild(__shape);
27           //this.addEventListener(MouseEvent.CLICK, handler_click);          
28 
29           __Sprite.addEventListener(MouseEvent.CLICK, handler_click);
30           var lb1:Label=getChildByName("lb1") as Label;
31           var lb2:Label=getChildByName("lb2") as Label;
32           var lb3:Label=getChildByName("lb3") as Label;
33           var lb4:Label=getChildByName("lb4") as Label;
34           function handler_click(e:MouseEvent):void
35           {
36           lb1.text=String(e.localX); //此处主语是event，也即MouseEvent，也就是说是【当前鼠标单击事件目标test_mc】的内部坐标
37           lb2.text=String(e.currentTarget.mouseX); //此处主语是event.currentTarget，也即test_mc，也就是说是test_mc的内部坐标
38           lb3.text=String(e.target.mouseX); //此处主语是target
39           lb4.text=String(e.stageX);
40           //trace("----------------");
41           //trace(__shape.mouseX);              
42           }
43 
44 
45         }
46     }
47     
48 }