private bool hasRival(Position pos)
{
Piece p = Board.Piece(pos);
return(p != null && p.Color != Color);
}
public override bool[,] PossibleMovements()
{
bool[,] mat = new bool[Board.Lines, Board.Columns];
Position position = new Position(0, 0);
//Up
position.SetValues(Position.Line - 1, Position.Column);
if (Board.ValidPosition(position) && CanMove(position))
{
mat[position.Line, position.Column] = true;
}
//Northeast
position.SetValues(Position.Line - 1, Position.Column + 1);
if (Board.ValidPosition(position) && CanMove(position))
{
mat[position.Line, position.Column] = true;
}
//Right
position.SetValues(Position.Line, Position.Column + 1);
if (Board.ValidPosition(position) && CanMove(position))
{
mat[position.Line, position.Column] = true;
}
//Southeast
position.SetValues(Position.Line + 1, Position.Column + 1);
if (Board.ValidPosition(position) && CanMove(position))
{
mat[position.Line, position.Column] = true;
}
//Down
position.SetValues(Position.Line + 1, Position.Column);
if (Board.ValidPosition(position) && CanMove(position))
{
mat[position.Line, position.Column] = true;
}
//South-west
position.SetValues(Position.Line + 1, Position.Column - 1);
if (Board.ValidPosition(position) && CanMove(position))
{
mat[position.Line, position.Column] = true;
}
//Left
position.SetValues(Position.Line, Position.Column - 1);
if (Board.ValidPosition(position) && CanMove(position))
{
mat[position.Line, position.Column] = true;
}
//Northwest
position.SetValues(Position.Line - 1, Position.Column - 1);
if (Board.ValidPosition(position) && CanMove(position))
{
mat[position.Line, position.Column] = true;
}
//#Special play Castling
if (NumberOfMovements == 0 && !Match.Check)
{
//#Special play castling short
Position positionRook = new Position(Position.Line, Position.Column + 3);
if (TestRookToCastling(positionRook))
{
Position kingMoreOne = new Position(Position.Line, Position.Column + 1);
Position kingMoreTwo = new Position(Position.Line, Position.Column + 2);
if (Board.Piece(kingMoreOne) == null && Board.Piece(kingMoreTwo) == null)
{
mat[Position.Line, Position.Column + 2] = true;
}
}
//#Special play castling long
Position positionRook2 = new Position(Position.Line, Position.Column + 3);
if (TestRookToCastling(positionRook))
{
Position kingOneLess = new Position(Position.Line, Position.Column - 1);
Position kingTwoLess = new Position(Position.Line, Position.Column - 2);
Position kingThreeLess = new Position(Position.Line, Position.Column - 3);
if (Board.Piece(kingOneLess) == null && Board.Piece(kingTwoLess) == null && Board.Piece(kingThreeLess) == null)
{
mat[Position.Line, Position.Column - 2] = true;
}
}
}
return(mat);
}
private bool CanMove(Position position)
{
Piece piece = Board.Piece(position);
return(piece == null || piece.Color != Color);
}
private bool TestRookToCastling(Position position)
{
Piece piece = Board.Piece(position);
return(piece != null && piece is Rook && piece.Color == Color && piece.NumberOfMovements == 0);
}
private bool CanMove(Position pos)
{
Piece p = Board.Piece(pos);
return(p == null || p.Color != Color);
}