MyGameMyLove.com

/*www.MyGameMyLove.com 自娱自乐
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class casJump {
 //参数
 public var t:Number;
 public var a:Number;
 //高度参数
 public var v:Number;
 //是否停止
 public var isStop:Boolean;
 //要操作的mc
 public var mcTarget:MovieClip;
 //什么时候跳
 public var numStarJump:Number;
 //mc的初使位置
 public var numLastY:Number;
 //
 //初使化
 public function casJump(t:Number, a:Number, v:Number, mcTarget:MovieClip,numStarJump:Number) {
  this.t = t;
  this.a = a;
  this.v = v;
  this.mcTarget = mcTarget;
  this.numLastY = this.mcTarget._y;
  isStop = false;
  this.numStarJump=numStarJump
 }
 //开始跳
 public function jump() {
  if(numStarJump==0){
  if (!isStop) {
   mcTarget._y = (mcTarget._y+((a*t)-v));
   t++;
   //
   if (mcTarget._y>=numLastY) {
    isStop = true;
    t = 0;
   }
   //end if                
  }
  //end if  
  }else{
   numStarJump--
  } }}