package
{
	import flash.display.BitmapData;
	import flash.display.Shape;
	import flash.display.Sprite;
	import flash.display.StageAlign;
	import flash.display.StageScaleMode;
	import flash.events.Event;
	import flash.geom.Matrix;
	import flash.geom.Matrix3D;
	import flash.geom.Point;
	import flash.geom.Vector3D;
	import flash.text.TextField;

	/**
	 * ...
	 * @author @bitetti
	 */
	public class Main extends Sprite
	{

		public function Main():void
		{
			if (stage) init();
			else addEventListener(Event.ADDED_TO_STAGE, init);
		}

		private var shp:Vector.<Shape>;

		private var inf:TextField = new TextField;

		private function init(e:Event = null):void
		{
			removeEventListener(Event.ADDED_TO_STAGE, init);
			// entry point

			stage.align = StageAlign.TOP_LEFT;
			stage.scaleMode = StageScaleMode.NO_SCALE;
			this.x = stage.stageWidth / 2;
			this.y = stage.stageHeight / 2;

			makePoint(0, 0, 0, 0x000000);
			inf.selectable = inf.mouseEnabled = false;
			inf.width = 300;
			inf.height = stage.stageHeight;
			inf.y = -this.y+8;
			inf.x = -this.x+8;
			addChild(inf);

			var verbetes:Number = 20;
			var RAD:Number = Math.PI / 180;
			var SUP:Number = Math.PI * 4;
			var raiz:Number = Math.log(SUP) / Math.log(verbetes);

			var x:Number, y:Number, z:Number;
			var angX:Number = 0;
			var angY:Number = 0;
			var pass:Number = raiz / RAD;

			shp = new Vector.<Shape>(verbetes);

			for (var i:int = 0; i < verbetes; i++)
			{
				var m:Matrix3D = new Matrix3D;
				m.appendTranslation(100, 0, 0);
				m.appendRotation(angX, Vector3D.Z_AXIS);
				m.appendRotation(angY, Vector3D.X_AXIS);
				var p:Vector3D = m.transformVector(new Vector3D(0, 0, 0));

				var s:Shape = makePoint(p.x, p.y, p.z);
				shp[i]=s;

				angX += pass;
				if (angX > 360)
				{
					angX = angX %= 360;
					angY += pass;
				}
				inf.appendText( angX.toString() + " " + angY.toString() +"\n" );

			}


			addEventListener(Event.ENTER_FRAME, ani);
		}

		private var rx:Number = 0;
		private var ry:Number = 0;

		private function ani(e:Event):void
		{
			var verbetes:Number = 20;
			var RAD:Number = Math.PI / 180;
			var SUP:Number = Math.PI * 4;
			var raiz:Number = Math.log(SUP) / Math.log(verbetes);

			var x:Number, y:Number, z:Number;
			var angX:Number = 0;
			var angY:Number = 0;
			var pass:Number = raiz / RAD;

			for (var i:int = 0; i < verbetes; i++)
			{
				var m:Matrix3D = new Matrix3D;
				m.appendTranslation(100, 0, 0);
				m.appendRotation(angX+rx, Vector3D.Z_AXIS);
				m.appendRotation(angY+ry, Vector3D.Y_AXIS);
				var p:Vector3D = m.transformVector(new Vector3D(0, 0, 0));

				shp[i].x = p.x;
				shp[i].y = p.y;
				shp[i].z = p.z;

				angX += pass;
				if (angX > 360)
				{
					angX = angX %= 360;
					angY += pass;
				}
			}

			rx += 5;
			ry += 3;
		}


		private var count:uint = 0;

		private function makePoint(x:Number, y:Number, z:Number, cor:uint = 0xff0000):Shape
		{
			var s:Shape = new Shape;
			s.x = x;
			s.y = y;
			s.z = z;


			var t:TextField = new TextField;
			t.textColor = cor;
			t.text = count.toString();
			count++;
			var b:BitmapData = new BitmapData(t.width, t.height);
			b.draw(t);
			s.graphics.beginBitmapFill(b);
			s.graphics.drawRect( -b.width / 2, -b.height / 2, b.width, b.height);
			s.graphics.endFill();
			addChild(s);

			return s;
		}

	}

}