private void IsCheckmate(object sender, CheckedArgs e)
{
King king = e.King;
foreach (Piece piece in board.Pieces)
{
if (piece.Color == e.Color)
{
foreach (Tuple <int, int> move in board.GetAllPossibleMoves(piece))
{
Tuple <int, int> oldPosition = piece.Position;
Piece occupyingPiece = board.GetPiece(move);
board.UpdatePosition(piece, move);
DetectCheck();
if (king.InCheck)
{
board.UpdatePosition(piece, oldPosition);
if (occupyingPiece != null)
{
board.PlacePiece(occupyingPiece);
}
;
}
else
{
board.UpdatePosition(piece, oldPosition);
if (occupyingPiece != null)
{
board.PlacePiece(occupyingPiece);
}
;
return;
}
}
}
}
OnCheckMate(this, new CheckMateArgs(king));
}