public void Attach(FallPiece piece)
{
if (grabPiece == null || !grabbing)
grabPiece = piece;
}
public void Drop()
{
grabbing = false;
grabPiece.Drop(this);
grabPiece = null;
}
internal bool Match(FallPiece grabPiece)
{
return this.pieceID == grabPiece.pieceID;
}