功能描述
默认向左移动
鼠标移上：停止移动
向左
向右
------------------------------------------------------------------------------------------------
package code
{
/*****************************************
* DrawingSample4 :
* Demonstrates dynamic color transformations.
* -------------------
* See 4_color.fla
****************************************/
import fl.events.SliderEvent;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.display.SimpleButton;
import flash.display.MovieClip;
import flash.geom.ColorTransform;
public class Drawing4 extends MovieClip