private void undoMove(Position origin, Position destination, Piece catchedPiece)
{
Piece p = Bd.GetPiece(destination);
p.DecrementQtMovies();
if (catchedPiece != null)
{
Bd.PutPiece(catchedPiece, destination);
catched.Remove(catchedPiece);
}
Bd.PutPiece(p, origin);
//#Jogada especial Roque pequeno
if (p is King && destination.Coluna == origin.Coluna + 2)
{
Position tOrigin = new Position(origin.Linha, origin.Coluna + 3);
Position tDestination = new Position(origin.Linha, origin.Coluna + 1);
Piece T = Bd.GetPiece(tOrigin);
T.DecrementQtMovies();
Bd.PutPiece(T, tDestination);
}
//#Jogada especial Roque grande
if (p is King && destination.Coluna == origin.Coluna - 2)
{
Position tOrigin = new Position(origin.Linha, origin.Coluna - 4);
Position tDestination = new Position(origin.Linha, origin.Coluna - 1);
Piece T = Bd.GetPiece(tOrigin);
T.DecrementQtMovies();
Bd.PutPiece(T, tDestination);
}
//#Jogada especial En Passant
if (p is Pawn)
{
if (origin.Coluna != destination.Coluna && catchedPiece == vulnerableEnPassant)
{
Piece pawn = Bd.GetPiece(destination);
Position posP;
if (p.Color == Color.White)
{
posP = new Position(3, destination.Coluna);
}
else
{
posP = new Position(4, destination.Coluna);
}
Bd.PutPiece(pawn, posP);
}
}
}