public static void PositionRelativeTo(this IWithPositionAndDirection obj, IWithPositionAndDirection parent, int offsetX, int offsetY)
{
var offset = new Vector2(offsetX, offsetY);
obj.Position.Center = parent.Position.Center.Translate(offset.FlipIfLeft(parent.Direction));
obj.Direction = parent.Direction;
}
void GameEngine.IUpdateable.Update(TimeSpan elapsedInFrame)
{
Object.Position.Center = Parent.Position.Center.Translate(Offset.FlipIfLeft(Parent.Direction));
}