package
{
	import Box2D.Collision.Shapes.b2Shape;
	import Box2D.Collision.Shapes.b2ShapeDef;
	import Box2D.Dynamics.b2Body;
	import Box2D.Dynamics.b2BodyDef;
	import Box2D.Dynamics.b2World;
	
	/**
	* ...
	* @author nutsu
	*/
	public class Box2DElement 
	{
		
		public var shapeDef:b2ShapeDef;
		public var bodyDef:b2BodyDef;
		
		public var body:b2Body;
		public var shape:b2Shape;
		
		public function Box2DElement( shapeDef_:b2ShapeDef, bodyDef_:b2BodyDef ) 
		{
			shapeDef = shapeDef_;
			bodyDef  = bodyDef_;
		}
		
		public function build( world:b2World ):void
		{
			body  = world.CreateBody( bodyDef );
			shape = body.CreateShape( shapeDef );
			if ( shapeDef.density > 0 )
			{
				body.SetMassFromShapes();
			}
		}
	}
	
}