package  {
    import flash.display.Shape;
	import flash.display.Sprite;
	import flash.display.DisplayObjectContainer;
	import flash.events.Event;
	import flash.events.MouseEvent;
	import flash.geom.*;
	import com.bit101.components.*;
	
	[SWF(backgroundColor="#FFFFFF", width="600", height="400", frameRate="12")] 	
	public class FishPointTarget extends Sprite {

		private var targetRadius:Number = 200; 
        private var target:Sprite;
		private var targetSize:Number = 5;
		private var targetAngle:Number = 0;
		private var fish:FishPoint;
		private var targetYpos:Number = stage.stageHeight/2;

		public function FishPointTarget() {
			init();
		}
		private function init():void {

			target = new Sprite(); 
			// circle 
			target.graphics.lineStyle(1, 0x000099); 
              target.graphics.beginFill(0xff0000); 
              target.graphics.drawCircle(0, 0, targetSize); 
              target.graphics.endFill(); 
			  target.name="target";
              addChild(target); 
     
			  addEventListener(Event.ENTER_FRAME, onEnterFrame);

			var targetYpos_sldr:VSlider = new VSlider(this, 50, 20, function(e:Event):void {
					targetYpos = stage.stageHeight - e.target.value;
				});
			targetYpos_sldr.setSliderParams(0,stage.stageHeight,stage.stageHeight - targetYpos);

			fish = new FishPoint();
			fish.x = stage.stageWidth/2;
			fish.y = stage.stageHeight/2;
			fish.zp = 10;
			addChild(fish);
		}
		private function onEnterFrame(event:Event):void {
			targetAngle = (targetAngle+1) % 360;
			target.x = stage.stageWidth/2 + targetRadius*Math.cos(targetAngle*Math.PI/180);
			target.y = targetYpos;
			target.z = fish.zp + targetRadius*Math.sin(targetAngle*Math.PI/180);
			
		}

	}
}
// Copyright (c) 2008 David Wilhelm
// MIT license: http://www.opensource.org/licenses/mit-license.php