public static List<Move> AllPossiblePromotions(Board board, Piece piece, Coordinate square)
{
var moves = new List<Move>();
Move move = new Promote(board, piece, square, Promote.PromotionType.Queen);
moves.Add(move);
move = new Promote(board, piece, square, Promote.PromotionType.Rook);
moves.Add(move);
move = new Promote(board, piece, square, Promote.PromotionType.Bishop);
moves.Add(move);
move = new Promote(board, piece, square, Promote.PromotionType.Knight);
moves.Add(move);
return moves;
}
public Promote(Board board, Piece piece, Coordinate to, PromotionType type)
: base(board, piece, to)
{
var color = piece.Color;
switch (type)
{
case PromotionType.Queen: PromotedPiece = new Queen(to, piece.Color);
break;
case PromotionType.Rook: PromotedPiece = new Rook(to, piece.Color);
break;
case PromotionType.Bishop: PromotedPiece = new Bishop(to, piece.Color);
break;
case PromotionType.Knight: PromotedPiece = new Knight(to, piece.Color);
break;
default:
break;
}
}
protected Piece(Coordinate from, Color color)
{
From = from;
Color = color;
}
/// <summary>
/// piece goes specified square
/// </summary>
/// <param name="board"></param>
/// <param name="to"></param>
public void MoveTo(Board board, Coordinate to)
{
RemoveMe(board);
board[to] = this;
From = to;
}
public Pawn(Coordinate from, Color color)
: base(from, color)
{
}
public Rook(Coordinate from, Color color)
: base(from, color)
{
}
public Queen(Coordinate from, Color color)
: base(from, color)
{
}
public Knight(Coordinate from, Color color)
: base(from, color)
{
}
public EnPassant(Board board, Piece piece,Coordinate to)
: base(board,piece,to)
{
}
public Bishop(Coordinate from, Color color)
: base(from, color)
{
}