Billows's weblog

今天看见demo.openv.tv的电视墙效果不错，于是用AS3实现了类似功能，就当用AS3练手了，呵呵。
代码如下:
package {
  import flash.display.Sprite;
import flash.display.Stage;
import flash.display.Graphics;
import flash.events.*;
import flash.utils.Timer;
  public class TVWall extends Sprite
  {
    private var container:Sprite;
    private var loadArray:Array=new Array();
    private var loadTotalNum:Number = 50;
    private var loadURL:String = "image/";
    private var imageTotalNum:Number = 4;
    private var widthNum:Number = 5;
    private var heightNum:Number = 5;
    private var myTimer:Timer;
    private var count:Number = 0;
    private var imageArray:Array = new Array();
    private var colorArray:Array = new Array(0xFFCC00,0x006633,0xFF0000,0xFFCC00,0xCC0033,0x77818C,0x0000FF,0x999966,0x000000);
    public function TVWall()
    {
init();
    }
    private function init():void{
      attachImage();  
    }
    private function getRanNum(type:String):Number{
      var total:Number = 1000;
      var num:Number;
      var dir:Number = Math.floor(Math.random()*2);
      var temp:Number;
      if (type == "y")
      {
        num = 600;
      }
      else
      {
        num = 800;
      }
      if (dir == 0)
      {
       temp = Math.floor(Math.random()*total);
      }
      else
      {
       temp = Math.floor(-Math.random()*total);
      }
      if (temp>0 && temp<num)
      {
        return -1;
      }else{
       return temp;
      }
      
   }
    private function attachImage():void{
     container = new Sprite();
     addChild(container);
      for(var i:Number = 0;i<loadTotalNum;i++){
        var ranNum:Number = Math.floor(Math.random()*imageTotalNum)+1;
        /*var myURLRequest:URLRequest = new URLRequest(loadURL+ranNum+".jpg");
       loadArray[i] = new Loader();        
       loadArray[i].load(myURLRequest);
       */
       var sprite:Sprite = new Sprite();
       var ranNum:Number = Math.floor(Math.random()*9);
       var colNum:Number = colorArray[ranNum];
       sprite.graphics.beginFill(colNum);
       var xpos:Number = i*50;
        var ypos:Number = 0;
       var random_x:Number = getRanNum("x");
       var random_y:Number = getRanNum("y");
        while(random_x==-1){
          random_x=getRanNum("x");
        }
        while(random_y==-1){
          random_y=getRanNum("y");
        }
        sprite.graphics.drawRect(0,0,50,50);
       loadArray[i] = sprite;
        //loadArray[i].x = random_x;
        //loadArray[i].y = random_y;
       //configureListeners(loadArray[i].contentLoaderInfo);
       container.addChildAt(loadArray[i],i);
      }
      startImageMove();
    }
    private function startImageMove():void{
       myTimer = new Timer(300,100);
     myTimer.addEventListener(TimerEvent.TIMER,timerHandler);
myTimer.start();
    }
    public function timerHandler(e:TimerEvent):void{
      if(count<loadTotalNum){
       imageArray[count] = new ImageControl(container,loadArray[count],count);  
       count++;
      }else{
        myTimer.stop();
      }
    
    }
  }
}
//ImageControl.as
package
{
  import flash.display.Sprite;
  import flash.events.*;
  import flash.display.Loader;
  import flash.utils.Timer;
  
  public class ImageControl extends Sprite
  {
    //private var root;
    private var indexNum:Number;
    private var myLoader:Sprite;
    public var container:Sprite;
    public var myTimer:Timer;
    private var count:Number;
    private var speed:Number = 2;
    private var intervalTime:Number;
    private var row:Number;
    private var col:Number;
    private var widthNum:Number = 10;
   private var heightNum:Number = 5;
    public function ImageControl(c:Sprite,l:Sprite,i:Number){
      //this.root = r;
      this.container = c;
      this.indexNum = i;
      this.myLoader = l;
      col = Math.floor(indexNum / widthNum);
     row = indexNum % widthNum;
     //trace("indexNum="+indexNum);
     //trace("col="+col);
     //trace("row="+row);
      //this.addEventListener(Event.ENTER_FRAME,enterFrame);
      myLoader.addEventListener(MouseEvent.MOUSE_OVER,mouseOverHandle);
myLoader.addEventListener(MouseEvent.MOUSE_OUT,mouseOutHandle);
myTimer = new Timer(100,100);
myTimer.addEventListener(TimerEvent.TIMER,enterFrame);
myTimer.start();
    }
    public function mouseOverHandle(e:MouseEvent):void{
     container.setChildIndex(myLoader, container.numChildren-1);
      myLoader.width =100;
      myLoader.height =100;
    }
    public function mouseOutHandle(e:MouseEvent):void{
     container.setChildIndex(myLoader, indexNum);
      myLoader.width =50;
      myLoader.height =50;
    }
    public function enterFrame(e:Event):void{
     speed -= 0.025;
      if (speed < 1)
      {
        myTimer.stop();
      }
      else
      {
        var end_x:Number= row*50;
        var end_y:Number = col*50;
        myLoader.x += (end_x - myLoader.x) * speed;
        myLoader.y += (end_y - myLoader.y) * speed;
        if (Math.abs(end_x - myLoader.x) < 0.001)
        {
          trace("~~~~~~~~~~~~~~~~~~~~~~~~~");
          myLoader.x = end_x;
          myLoader.y = end_y;
          myTimer.stop();
          //delete myLoader.onEnterFrame;
        }
      }

    }
  }
}


Flash 动画：