import flash.events.Event;
var x0:Number = 100,y0:Number = 200,k:Number = 50,disX:Number = 2,disY:Number = 1,i:Number = 0;
;
;
var xx:Number = 0;
;
var yy:Number = 0;
graphics.moveTo(100,200);
addEventListener(Event.ENTER_FRAME,onEventFrame);
function onEventFrame(e:Event):void
{
;
xx = x0 + i / disX;
;
yy = y0-Math.sin(i*Math.PI/180)*k;
;
ball.x = xx;
;
ball.y = yy;
if (yy==200)
{
trace("ball.x="+ball.x+"==i=="+i);
}
graphics.lineStyle(1,0xefefef,1);
graphics.lineTo(ball.x,ball.y);
;
;
i -= 5;
;
if (i>disY*360)
{
ball.visible = false;
;
removeEventListener(Event.ENTER_FRAME,onEventFrame);
}
}