public void Rotate(Part.RotationDirection direction)
{
//Rotates the tetris part, if it can
if (CanRotate(direction))
{
current.Rotate(direction);
}
}
private bool CanRotate(Part.RotationDirection direction)
{
//Check if the tetris part can be rotated in a given direction
Point[] preview = current.RotatePreview(direction);
foreach (Point p in preview)
{
if (p.X < 0 || p.X >= Width || p.Y >= Height || gridcontent.ConvertAll <Point>(
delegate(ColorPoint cp)
{
return(cp.point);
}
).Contains(p))
{
return(false);
}
}
return(true);
}
