public override IList <Square> GetAvailableMoves(ChessBoard board)
{
Square cell = this.Square;
List <Square> availableMoves = new List <Square>();
for (int dir = 0; dir < 4; dir++)
{
int x = this.Square.X;
int y = this.Square.Y;
Figure figure = null;
while (figure == null)
{
if (dir < 2)
{
if (dir % 2 == 0)
{
x++;
}
else
{
x--;
}
}
else
{
if (dir % 2 == 0)
{
y++;
}
else
{
y--;
}
}
if (!board.IsValid(x, y))
{
break;
}
if (board.IsEmpty(x, y))
{
availableMoves.Add(new Square(x, y));
}
else
{
figure = board.Figures[x, y];
if (figure.Color != this.Color)
{
availableMoves.Add(new Square(x, y));
}
}
}
}
return(availableMoves);
}
public override IList <Square> GetAvailableMoves(ChessBoard board)
{
Square cell = this.Square;
List <Square> availableMoves = new List <Square>();
if (board.IsValid(cell.X + 1, cell.Y + 2) && board.IsEmptyOrEnemyFigure(cell.X + 1, cell.Y + 2, this.Color))
{
availableMoves.Add(new Square(cell.X + 1, cell.Y + 2));
}
if (board.IsValid(cell.X - 1, cell.Y + 2) && board.IsEmptyOrEnemyFigure(cell.X - 1, cell.Y + 2, this.Color))
{
availableMoves.Add(new Square(cell.X - 1, cell.Y + 2));
}
if (board.IsValid(cell.X + 1, cell.Y - 2) && board.IsEmptyOrEnemyFigure(cell.X + 1, cell.Y - 2, this.Color))
{
availableMoves.Add(new Square(cell.X + 1, cell.Y - 2));
}
if (board.IsValid(cell.X - 1, cell.Y - 2) && board.IsEmptyOrEnemyFigure(cell.X - 1, cell.Y - 2, this.Color))
{
availableMoves.Add(new Square(cell.X - 1, cell.Y - 2));
}
if (board.IsValid(cell.X + 2, cell.Y + 1) && board.IsEmptyOrEnemyFigure(cell.X + 2, cell.Y + 1, this.Color))
{
availableMoves.Add(new Square(cell.X + 2, cell.Y + 1));
}
if (board.IsValid(cell.X + 2, cell.Y - 1) && board.IsEmptyOrEnemyFigure(cell.X + 2, cell.Y - 1, this.Color))
{
availableMoves.Add(new Square(cell.X + 2, cell.Y - 1));
}
if (board.IsValid(cell.X - 2, cell.Y + 1) && board.IsEmptyOrEnemyFigure(cell.X - 2, cell.Y + 1, this.Color))
{
availableMoves.Add(new Square(cell.X - 2, cell.Y + 1));
}
if (board.IsValid(cell.X - 2, cell.Y - 1) && board.IsEmptyOrEnemyFigure(cell.X - 2, cell.Y - 1, this.Color))
{
availableMoves.Add(new Square(cell.X - 2, cell.Y - 1));
}
return(availableMoves);
}
public override IList <Square> GetAvailableMoves(ChessBoard board)
{
Square cell = this.Square;
List <Square> availableMoves = new List <Square>();
if (this.Color == Color.WHITE)
{
if (board.IsValid(cell.X, cell.Y + 1) && board.IsEmpty(cell.X, cell.Y + 1))
{
if (cell.Y == 1 && board.IsEmpty(cell.X, cell.Y + 2))
{
availableMoves.Add(new Square(cell.X, cell.Y + 2));
}
availableMoves.Add(new Square(cell.X, cell.Y + 1));
}
if (board.IsValid(cell.X + 1, cell.Y + 1) && board.IsEnemyFigure(cell.X + 1, cell.Y + 1, this.Color))
{
availableMoves.Add(new Square(cell.X + 1, cell.Y + 1));
}
if (board.IsValid(cell.X - 1, cell.Y + 1) && board.IsEnemyFigure(cell.X - 1, cell.Y + 1, this.Color))
{
availableMoves.Add(new Square(cell.X - 1, cell.Y + 1));
}
}
if (this.Color == Color.BLACK)
{
if (board.IsValid(cell.X, cell.Y - 1) && board.IsEmpty(cell.X, cell.Y - 1))
{
if (cell.Y == 6 && board.IsEmpty(cell.X, cell.Y - 2))
{
availableMoves.Add(new Square(cell.X, cell.Y - 2));
}
availableMoves.Add(new Square(cell.X, cell.Y - 1));
}
if (board.IsValid(cell.X + 1, cell.Y - 1) && board.IsEnemyFigure(cell.X + 1, cell.Y - 1, this.Color))
{
availableMoves.Add(new Square(cell.X + 1, cell.Y - 1));
}
if (board.IsValid(cell.X - 1, cell.Y - 1) && board.IsEnemyFigure(cell.X - 1, cell.Y - 1, this.Color))
{
availableMoves.Add(new Square(cell.X - 1, cell.Y - 1));
}
}
return(availableMoves);
}
