AS3.0划入划出效果

package ch13_1
{
	import fl.transitions.*;
	import fl.transitions.easing.*;
	
	import flash.display.Bitmap;
	import flash.display.BitmapData;
	import flash.display.Graphics;
	import flash.display.MovieClip;
	import flash.events.MouseEvent;

	public class WipeText extends MovieClip
	{
		public function WipeText()
		{
			
			   var cv:MovieClip = new MovieClip();
			   var g:Graphics = cv.graphics;
				var   bmd:BitmapData = new picture(1,1);//在库中的位图，链接名：pictrue
				var bm:Bitmap = new Bitmap(bmd);
				cv.addChild(bm);
				addChild(cv);
				TransitionManager.start(cv, {type:Wipe, direction:Transition.IN, duration:2, easing:None.easeNone, startPoint:1}); 

			}
		}
		
	}