public void undoMove(Position origin, Position destination, Piece capturedPiece)
{
Piece p = board.removePiece(destination);
p.decreaseMovementNumber();
if (capturedPiece != null)
{
board.placeApiece(capturedPiece, destination);
captured.Remove(capturedPiece);
}
board.placeApiece(p, origin);
// #jogadaespecial roque pequeno
if (p is King && destination.column == origin.column + 2)
{
Position originT = new Position(origin.line, origin.column + 3);
Position destinastionT = new Position(origin.line, origin.column + 1);
Piece T = board.removePiece(destinastionT);
T.decreaseMovementNumber();
board.placeApiece(T, originT);
}
// #jogadaespecial roque grande
if (p is King && destination.column == origin.column - 2)
{
Position originT = new Position(origin.line, origin.column - 4);
Position destinastionT = new Position(origin.line, origin.column - 1);
Piece T = board.removePiece(destinastionT);
T.decreaseMovementNumber();
board.placeApiece(T, originT);
}
// #jogadaespecial en passant
if (p is Pawn)
{
if (origin.column != destination.column && capturedPiece == enPassantVulnerable)
{
Piece peao = board.removePiece(destination);
Position posP;
if (p.color == Color.WHITE)
{
posP = new Position(3, destination.column);
}
else
{
posP = new Position(4, destination.column);
}
board.placeApiece(peao, posP);
}
}
}
