package {
	import flash.display.Sprite;
	import flash.events.Event;
	public class SinWave extends Sprite {
		private var angle:Number;
		private var id:Number;
		private var xpos:Number;
		private var ball:Sprite;
		private var sineCurve:Sprite = new Sprite();
		private var sineLine:Sprite = new Sprite();
		public function SinWave() {
			init();
		}
		private function init():void {
			angle = 0;
			id = 1;
			xpos = 0;
			sineLine.graphics.lineStyle(5, 0xFFFF00, 10);
			sineLine.graphics.moveTo(xpos, Math.sin(angle)*75+75+100);
			addEventListener(Event.ENTER_FRAME, onEntrFrame);
			//sineCurve.addChild(sineLine);
		}
		private function onEntrFrame(event:Event):void {
			sineCurve.x = 0;
			sineCurve.y = 0;
			ball = new Sprite();
			ball.graphics.beginFill(0xFFFF00);
			ball.graphics.drawCircle(0,0,2);
			ball.graphics.endFill();
			ball.x = xpos;
			ball.y = Math.sin(angle)*75+75+100;
			sineLine.graphics.lineTo(ball.x, ball.y);
			sineCurve.addChild(ball);
			if (sineCurve.x+sineCurve.width>350) {
				sineCurve.x = 350-sineCurve.width;
			}
			addChild(sineCurve);
			xpos += 5;
			angle += 0.1;
			id++;
		}
	}
}