package org.philipandrews.up
{
	import Box2D.Collision.Shapes.b2CircleDef;
	import Box2D.Dynamics.b2Body;
	
	import br.com.stimuli.loading.BulkLoader;
	
	import com.efnx.fps.fpsBox;
	
	import flash.display.Bitmap;
	import flash.display.BitmapData;
	import flash.display.DisplayObject;
	import flash.display.Shape;
	import flash.display.Sprite;
	import flash.display.StageAlign;
	import flash.display.StageScaleMode;
	import flash.events.Event;
	import flash.events.KeyboardEvent;
	import flash.geom.Point;
	import flash.text.TextField;
	import flash.text.TextFormat;
	import flash.ui.Keyboard;

	
	public class Main extends Sprite
	{
		[Embed(source="../bin-debug/img/ballonshape.png")]
   		private var BalloonImg:Class;
   		
		private var _boxWorld:BoxWorld;
		private var _loader:BulkLoader;
		private var _ballonShape:Sprite;
		private var _radius:Number = 10;
		private var _shapeBitmapData:BitmapData;
		private var _ballBitmap:Bitmap;
		private var _anchor:b2Body;
		private var _anchorDensity:Number = 70;
		private var _ballDensity:Number = 4
		private var _gravity:Number = 6//.5;
		private var _antiGravity:Number = 11;
		private var _antiGravityThrust:Number = _antiGravity * 1.5;
		private var _leftThrust:Number = _antiGravityThrust * 3.5;
		private var _rightThrust:Number = _antiGravityThrust * 3.5;
		private var _springsOn:Boolean = true//false
		private var _fps:fpsBox;
		
		private var _box_center_x:Number
		private var _box_center_y:Number
		
		public function Main()
		{
			_fps = new fpsBox();
			addChild(_fps);
			_fps.x = 20
			_fps.y = 20
			_boxWorld = new BoxWorld(true,_gravity, _antiGravity);
			
			
		//	_anchor.
			addChild(_boxWorld);
			
			_ballonShape = new Sprite();
			addChild(_ballonShape);
			
			var b:Bitmap = new BalloonImg() as Bitmap;
			b.alpha = 0
		//	b.visible = false;
			_ballonShape.addChild(b);
			
			
			
			addEventListener(Event.ADDED_TO_STAGE, init);
		}

		private function onLoaderError(e:Event):void{
			trace(e);
		}
		private function init(e:Event):void{
			stage.align = StageAlign.TOP_LEFT;
			stage.scaleMode = StageScaleMode.EXACT_FIT;
			
			_boxWorld.createWalls(stage);
		
			_ballonShape.x = Math.round( (stage.stageWidth /2) - (_ballonShape.width/2)) 
			_ballonShape.y = Math.round( (stage.stageHeight /2) - (_ballonShape.height/2)) 
			var ax:Number = Math.round( (stage.stageWidth /2) - (10/2)) 
			_box_center_x = _ballonShape.x + (_ballonShape.width / 2)
			_box_center_y = _ballonShape.y + (_ballonShape.height + 60)
			_anchor = _boxWorld.createBox(_box_center_x, _box_center_y, 12, 10, "anchor", _anchorDensity);
		/*	
			var burner1:b2CircleDef;
			burner1 = new b2CircleDef();
			burner1.radius = 3/BoxWorld.PM
		//	the_box2.SetAsBox(width/PM,2/PM);
			burner1.friction=0;
			burner1.localPosition.Set(15/BoxWorld.PM, 0/BoxWorld.PM);
			burner1.density=0;
			
			var burner2:b2CircleDef;
			burner2 = new b2CircleDef();
			burner2.radius = 3/BoxWorld.PM
		//	the_box2.SetAsBox(width/PM,2/PM);
			burner2.friction=0;
			burner2.localPosition.Set(-15/BoxWorld.PM, 0/BoxWorld.PM);
			burner2.density=0;
			
			_anchor.CreateShape(burner1);
			_anchor.CreateShape(burner2);
			_anchor.SetMassFromShapes();
			*/	
			
			_boxWorld.createBox(_box_center_x-100, _box_center_y-190, 40, 2, "static", 0);
			_boxWorld.createBox(_box_center_x-350, _box_center_y-80, 40, 2, "static", 0);
			_boxWorld.createBox(_box_center_x-270, _box_center_y, 40, 2, "static", 0);
			_boxWorld.createBox(_box_center_x+300, _box_center_y-170, 40, 2, "static", 0);
			_boxWorld.createBox(_box_center_x+80, _box_center_y+60, 20, 2, "static", 0);
			_boxWorld.createBox(_box_center_x+160, _box_center_y+60, 20, 2, "static", 0);
			_boxWorld.createBox(_box_center_x+121, _box_center_y+90, 20, 2, "static", 0);
		
			trace("shape", _anchor.GetShapeList());
		//	_anchor.DestroyShape(_anchor.GetShapeList());
		
		//	_anchor = _boxWorld.createBox(600, 120, 10, 10, "anchor");
			
			addMiniBalloons();
			
			stage.addEventListener(Event.RESIZE, onResize);
			stage.addEventListener(KeyboardEvent.KEY_DOWN, onKeyDown);
			stage.addEventListener(KeyboardEvent.KEY_UP, onKeyUp);
			
		}
		
		private function addKeyArrows():void{
			var tf:TextFormat = new TextFormat();
			var up:TextField = new TextField();
		//	up.
		}
		 
		private function addMiniBalloons():void{
			var x:Number = 0;
			var y:Number = 0;
			var cols:int = Math.ceil((_ballonShape.width / diameter)); //trace("c ", (_ballonShape.width / 20));
			var rows:int = Math.ceil((_ballonShape.height / diameter)); //trace("r ", (_ballonShape.height / 20));
			var max:int = cols * rows;//(_ballonShape.width / 20) * (_ballonShape.height / 20)
			for(var i:int=0; i < max; i++){
				var c:Shape = new Shape();
				//c.blendMode = BlendMode.MULTIPLY
				c.graphics.beginFill(0xFF0000);
				c.graphics.drawCircle(_radius, _radius, _radius);
				c.graphics.endFill();
				
				if(i % cols == 0 && i > 0){
					x = 0
					y += diameter
				}else if (i > 0)	
				x += diameter
				
				c.x = x;//i * 20;
				c.y = y//i * 20;
				if(checkBallOnShape(c)){
					_ballonShape.addChild(c);
					c.alpha = 0//.1;
					var global:Point = c.localToGlobal(new Point(_radius, _radius))
					var box:b2Body = _boxWorld.createBall(global.x, global.y, _radius, "ball", _ballDensity);
					if(_springsOn)
				//	_boxWorld.createSpring(_anchor, box);
					
					_boxWorld.createJoint(_anchor, box, _anchor.GetPosition().x , _anchor.GetPosition().y-(10/BoxWorld.PM))
					
				
				
				//	trace(global.x, global.y);
				/*	// distance joint
					if(global.x < box_center){
						_boxWorld.createJoint(_anchor, box, _anchor.GetPosition().x-(10/BoxWorld.PM), _anchor.GetPosition().y-(10/BoxWorld.PM))
					}
					else if(global.x > box_center){
						_boxWorld.createJoint(_anchor, box,  _anchor.GetPosition().x+(10/BoxWorld.PM), _anchor.GetPosition().y-(10/BoxWorld.PM))
					}else{
						_boxWorld.createJoint(_anchor, box, _anchor.GetPosition().x , _anchor.GetPosition().y-(10/BoxWorld.PM))
					} */
					
					
					
				}
				
			}
			
		}
		private function get diameter():Number{
			return _radius * 2
		}
		
		private function checkBallOnShape(ball:DisplayObject):Boolean{
			if( _shapeBitmapData == null ){
				_shapeBitmapData = new BitmapData(_ballonShape.width, _ballonShape.height, true, 0xFFFFFF);
				_shapeBitmapData.draw(_ballonShape.getChildAt(0));
			}
			if( _ballBitmap == null){
				var ballBmd:BitmapData = new BitmapData(diameter, diameter, true, 0xFFFFFF);
				ballBmd.draw(ball)	
				_ballBitmap = new Bitmap(ballBmd);
			}
			_ballBitmap.x = ball.x;
			_ballBitmap.y = ball.y;
		//	var p1:Point = new Point(_ballonShape.x, _ballonShape.y)
			var p1:Point = new Point(0, 0)
			var p2:Point = new Point(_ballBitmap.x, _ballBitmap.y)

			if(_shapeBitmapData.hitTest(p1, 255, _ballBitmap.bitmapData, p2, 255)){
				return true;
			}else
			return false;
		}
	
		private function onResize(e:Event):void{
			_boxWorld.createWalls(stage);
		}
		private function onKeyUp(e:KeyboardEvent):void{
			if(e.keyCode == Keyboard.UP)		
			_boxWorld.upVelocity = _antiGravity
			if(e.keyCode == Keyboard.LEFT)		
			_boxWorld.leftVelocity = 0
			if(e.keyCode == Keyboard.RIGHT)		
			_boxWorld.rightVelocity = 0
		}
		private function onKeyDown(e:KeyboardEvent):void{
			
			if(e.keyCode == Keyboard.UP)		
			_boxWorld.upVelocity = _antiGravityThrust
			if(e.keyCode == Keyboard.LEFT)		
			_boxWorld.leftVelocity = _leftThrust
			if(e.keyCode == Keyboard.RIGHT)		
			_boxWorld.rightVelocity = _rightThrust
			
		}		
				
	}
}