package {
	import flash.display.Sprite;
	import flash.display.StageAlign;
	import flash.display.StageScaleMode;
	import flash.events.Event;

	import org.wiiflash.Wiimote;
	import org.wiiflash.events.ButtonEvent;
	import org.wiiflash.events.WiimoteEvent;

	[SWF(backgroundColor=0xffffff)]
	public class actionscript_wii_Rotation1 extends Sprite
	{
		private var balls:Array;
		private var numBalls:uint = 50;
		private var limit:Number;
		private var fl:Number;
		private var vpX:Number;
		private var vpY:Number;
		
		private var cursorX:Number;
		private var cursorY:Number;
		private var myWiimote:Wiimote;
		private var cursor:actionscript_wii_Cursor;
		
		public function actionscript_wii_Rotation1()
		{
			init();
		}
		
		private function init():void
		{
			stage.displayState = "fullScreen";
			stage.align = StageAlign.TOP_LEFT;
			stage.scaleMode = StageScaleMode.NO_SCALE;
			
			myWiimote = new Wiimote();
			myWiimote.connect();
			
			cursor = new actionscript_wii_Cursor();
			cursor.x = cursorX = vpX = stage.stageWidth / 2;
			cursor.y = cursorY = vpY = stage.stageHeight / 2;
			cursor.visible = false;
			addChild(cursor);
			
			fl = limit = 0.5 * stage.stageWidth / 2;
			
			balls = new Array();
			for(var i:uint = 0; i < numBalls; i++)
			{
				var ball:actionscript_wii_Ball3D = new actionscript_wii_Ball3D(5, 0);
				balls.push(ball);
				ball.xpos = Math.random() * limit - (limit / 2);
				ball.ypos = Math.random() * limit - (limit / 2);
				ball.zpos = Math.random() * limit - (limit / 2);
				addChild(ball);
			}
			addEventListener(Event.ENTER_FRAME, onEnterFrame);
			
			myWiimote.addEventListener(WiimoteEvent.UPDATE, onUpdated);
			myWiimote.addEventListener(ButtonEvent.A_PRESS, onAPressed);
			myWiimote.addEventListener(ButtonEvent.A_RELEASE, onAReleased);
			myWiimote.addEventListener(ButtonEvent.B_PRESS, onBPressed);
		}
		
		private function onEnterFrame(event:Event):void
		{
			var angleX:Number = (cursorY - vpY) * .0001;
			var angleY:Number = (cursorX - vpX) * .0001;
			for(var i:uint = 0; i < numBalls; i++)
			{
				var ball:actionscript_wii_Ball3D = balls[i];
				rotateX(ball, angleX);
				rotateY(ball, angleY);
				doPerspective(ball);
			}
			graphics.clear();
			graphics.lineStyle(0);
			graphics.moveTo(balls[0].x, balls[0].y);
			for(i = 1; i < numBalls; i++)
			{
				graphics.lineTo(balls[i].x, balls[i].y);
			}
		}
		
		private function rotateX(ball:actionscript_wii_Ball3D, angleX:Number):void
		{
			var cosX:Number = Math.cos(angleX);
			var sinX:Number = Math.sin(angleX);
			
			var y1:Number = ball.ypos * cosX - ball.zpos * sinX;
			var z1:Number = ball.zpos * cosX + ball.ypos * sinX;
			
			ball.ypos = y1;
			ball.zpos = z1;
		}
		private function rotateY(ball:actionscript_wii_Ball3D, angleY:Number):void
		{
			var cosY:Number = Math.cos(angleY);
			var sinY:Number = Math.sin(angleY);
			
			var x1:Number = ball.xpos * cosY - ball.zpos * sinY;
			var z1:Number = ball.zpos * cosY + ball.xpos * sinY;
			
			ball.xpos = x1;
			ball.zpos = z1;
		}
		
		private function doPerspective(ball:actionscript_wii_Ball3D):void
		{			
			if(ball.zpos > -fl)
			{
				var scale:Number = fl / (fl + ball.zpos);
				ball.scaleX = ball.scaleY = scale;
				ball.x = vpX + ball.xpos * scale;
				ball.y = vpY + ball.ypos * scale;
				ball.visible = true;
			}
			else
			{
				ball.visible = false;
			}
		}
		
		private function onUpdated ( pEvt:WiimoteEvent ):void 
		{
			if (myWiimote.ir.p1==true && myWiimote.a) {// && myWiimote.ir.p2==true) {
		 		//statusText.text = "Status:" + ((1-myWiimote.ir.x1) * stage.stageWidth) + (myWiimote.ir.y1 * stage.stageHeight);
			 	cursor.x = cursorX = (1-myWiimote.ir.x1) * stage.stageWidth;
				cursor.y = cursorY = myWiimote.ir.y1 * stage.stageHeight;
				
				//force feedback
				if (cursorX<10 || cursorX>stage.stageWidth-10) {
					myWiimote.rumbleTimeout = 300;	
				}
				if (cursorY<10 || cursorY>stage.stageHeight-10) {
					myWiimote.rumbleTimeout = 300;	
				}
			}
			
			/*//zooming
			if (myWiimote.minus) {
				fl += 1;
			} else if (myWiimote.home) {
				fl = limit;
			} else if (myWiimote.plus) {
				fl -= 1;
			}*/
		}
		
		private function onAPressed ( pEvt:ButtonEvent ):void
		{	
			cursor.visible = true;
		}
		
		private function onAReleased ( pEvt:ButtonEvent ):void
		{	
			cursor.visible = false;
		}
		
		private function onBPressed ( pEvt:ButtonEvent ):void
		{	
			cursorX = vpX;
			cursorY = vpY;
		}
	}
}