changes for warpin project

MapEntity.as

// Add to MapEntity.as - this is not the full MapEntity.as file.

/**
 * checks if there is a warp that collides with the specified entity
 * @param	e - the entity to test collision against
 * @return null if no warp is found, and the WarpPoint object if there is one
 */
public function CheckWarpCollidesWith(e:Entity):WarpPoint
{
	// loop through each warp in the warps container
	for each(var w:WarpPoint in warps)
	{
		// if the entity hitbox collides with the warp
		if (e.collidePoint(e.x, e.y, w.Position.x, w.Position.y))
		{
			// return the warp object
			return w;
		}
	}
	// we didn't find any warps in this position, so we return null
	return null;
}

Player.as

// Add to Player.as - this is not the full Player.as file.

private function HandleWarps():void
{
	var e:Entity = collide("warpdir", x, y);
	if (e)
	{
		trace("collided with a WarpDirection instance at pixel coordinate:", x, ",", y);
		var warp:WarpPoint = Global.location.CheckWarpCollidesWith(e);
		if (warp)
		{
			// perform the warp
			trace("found WarpPoint, warping.");
			warp.Go();
		}
	}
}