private double GetChessPieceRating(ChessPieceType chessPiece)
{
switch (chessPiece)
{
case ChessPieceType.King:
return(0);
case ChessPieceType.Queen:
return(9);
case ChessPieceType.Rook:
return(5);
case ChessPieceType.Bishop:
return(3);
case ChessPieceType.Knight:
return(3);
case ChessPieceType.Pawn:
return(1);
default:
throw new ArgumentOutOfRangeException(nameof(chessPiece), chessPiece, null);
}
}
public async Task <IActionResult> PutChessPieceType([FromRoute] int id, [FromBody] ChessPieceType chessPieceType)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (id != chessPieceType.ChessPieceTypeId)
{
return(BadRequest());
}
_context.Entry(chessPieceType).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!ChessPieceTypeExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
private static string GetPgnMove(ChessPieceType pieceType)
{
string move = "";
if (pieceType == ChessPieceType.Bishop)
{
move += "B";
}
else if (pieceType == ChessPieceType.King)
{
move += "K";
}
else if (pieceType == ChessPieceType.Knight)
{
move += "N";
}
else if (pieceType == ChessPieceType.Queen)
{
move += "Q";
}
else if (pieceType == ChessPieceType.Rook)
{
move += "R";
}
return(move);
}
public ChessPiece(ChessPieceColor color, ChessPieceType type, Position position, IMovementStrategy movementStrategy)
{
Color = color;
Type = type;
Position = position;
movement = movementStrategy;
}
public ChessPiece(TeamID teamId, ChessPieceType chessPieceType, int x, int z)
{
this.teamId = teamId;
this.chessPieceType = chessPieceType;
this.x = x;
this.z = z;
}
public ChessMove(BoardPosition start, BoardPosition end, ChessPieceType promoteTo, ChessMoveType moveType = ChessMoveType.Normal)
{
StartPosition = start;
EndPosition = end;
MoveType = moveType;
PromoteTo = promoteTo;
}
private static void GenerateMoves(uint squareFrom, ulong targetBitboard, ChessPieceType pieceType, List <ChessMove> moveList)
{
if (pieceType == ChessPieceType.Pawn && ((targetBitboard & Precomputed.Rows[7]) != 0 || (targetBitboard & Precomputed.Rows[0]) != 0))
{
while (targetBitboard != 0)
{
uint squareTo = Util.bitScanForward(targetBitboard);
ChessMove knightMove = new ChessMove((ChessPositionIndex)squareFrom, (ChessPositionIndex)squareTo, ChessPieceType.Pawn);
knightMove.PromotionPieceType = ChessPieceType.Knight;
moveList.Add(knightMove);
GenerateMove((ChessPositionIndex)squareFrom, (ChessPositionIndex)squareTo, ChessPieceType.Pawn, ChessPieceType.Knight, moveList);
GenerateMove((ChessPositionIndex)squareFrom, (ChessPositionIndex)squareTo, ChessPieceType.Pawn, ChessPieceType.Bishop, moveList);
GenerateMove((ChessPositionIndex)squareFrom, (ChessPositionIndex)squareTo, ChessPieceType.Pawn, ChessPieceType.Rook, moveList);
GenerateMove((ChessPositionIndex)squareFrom, (ChessPositionIndex)squareTo, ChessPieceType.Pawn, ChessPieceType.Queen, moveList);
targetBitboard ^= Precomputed.IndexToBitBoard[squareTo]; // Remove the possible square.
}
}
else
{
while (targetBitboard != 0)
{
uint squareTo = Util.bitScanForward(targetBitboard);
moveList.Add(new ChessMove((ChessPositionIndex)squareFrom, (ChessPositionIndex)squareTo, pieceType));
targetBitboard ^= Precomputed.IndexToBitBoard[squareTo]; // Remove the possible square.
}
}
}
public static Piece InstantiateNew(ChessPieceType pieceType, PieceTeam team)
{
Piece newPiece = InstantiateNew(pieceType);
newPiece.Team = team;
return(newPiece);
}
public static char GetPGNNameForPiece(ChessPieceType pieceType, bool useEmptyForPawn)
{
switch (pieceType)
{
case ChessPieceType.ChessPieceType_Pawn:
if (useEmptyForPawn)
{
return(PGN_PIECE_PAWN);
}
else
{
return(PGN_PIECE_PAWN_EXPLICIT);
}
case ChessPieceType.ChessPieceType_Rook:
return(PGN_PIECE_ROOK);
case ChessPieceType.ChessPieceType_Knight:
return(PGN_PIECE_KNIGHT);
case ChessPieceType.ChessPieceType_Bishop:
return(PGN_PIECE_BISHOP);
case ChessPieceType.ChessPieceType_Queen:
return(PGN_PIECE_QUEEN);
case ChessPieceType.ChessPieceType_King:
return(PGN_PIECE_KING);
default:
return(PGN_PIECE_UNKNOWN);
}
}
// ReSharper disable InvertIf
private static bool PromotePawns(Board board, Piece piece, byte dstPosition, ChessPieceType promoteToPiece)
{
if (piece.PieceType == ChessPieceType.Pawn)
{
if (dstPosition < 8)
{
board.Squares[dstPosition].Piece.PieceType = promoteToPiece;
board.Squares[dstPosition].Piece.PieceValue = Piece.CalculatePieceValue(promoteToPiece);
board.Squares[dstPosition].Piece.PieceActionValue =
Piece.CalculatePieceActionValue(promoteToPiece);
return(true);
}
if (dstPosition > 55)
{
board.Squares[dstPosition].Piece.PieceType = promoteToPiece;
board.Squares[dstPosition].Piece.PieceValue = Piece.CalculatePieceValue(promoteToPiece);
board.Squares[dstPosition].Piece.PieceActionValue =
Piece.CalculatePieceActionValue(promoteToPiece);
return(true);
}
}
return(false);
}
protected ChessPiece(Tuple <int, int> position, Player player, ChessPieceType type)
{
_startingPosition = position;
_position = position;
_player = player;
_type = type;
}
private ChessPiece SpawnSinglePiece(ChessPieceType type, int team)
{
ChessPiece cp = Instantiate(prefabs[(int)type - 1], transform).GetComponent <ChessPiece>();
cp.type = type;
cp.team = team;
if (type == ChessPieceType.Pawn)
{
cp.gameObject.GetComponentsInChildren <SkinnedMeshRenderer>()[1].material = teamMaterials[team];
return(cp);
}
if (type == ChessPieceType.Rook)
{
cp.setScale(0.022f);
cp.gameObject.GetComponentsInChildren <SkinnedMeshRenderer>()[0].material = teamMaterials[team];
return(cp);
}
if (type == ChessPieceType.Bishop)
{
cp.gameObject.GetComponentsInChildren <SkinnedMeshRenderer>()[0].material = teamMaterials[team];
cp.gameObject.GetComponentsInChildren <SkinnedMeshRenderer>()[1].material = teamMaterials[team];
cp.gameObject.GetComponentsInChildren <SkinnedMeshRenderer>()[2].material = teamMaterials[team];
cp.gameObject.GetComponentsInChildren <SkinnedMeshRenderer>()[3].material = teamMaterials[team];
return(cp);
}
cp.GetComponent <MeshRenderer>().material = teamMaterials[team];
return(cp);
}
//Nếu chơi với máy hì máy sẽ chon quân Hậu và không hieern thị form chọn
//Nếu đóng Form thì mặc định sẽ chọn quân hậu
public static bool Promotion(UcChessPiece UcPawn, ChessPieceType PromoteTo)
{
if ((UcPawn.PositionY == 8) || (UcPawn.PositionY == 1))
{
Bitmap queen = clsImageProcess.GetChessPieceBitMap(UcPawn.Side, ChessPieceType.Queen, UcPawn.Style);
Bitmap root = clsImageProcess.GetChessPieceBitMap(UcPawn.Side, ChessPieceType.Rook, UcPawn.Style);
Bitmap knight = clsImageProcess.GetChessPieceBitMap(UcPawn.Side, ChessPieceType.Knight, UcPawn.Style);
Bitmap bishop = clsImageProcess.GetChessPieceBitMap(UcPawn.Side, ChessPieceType.Bishop, UcPawn.Style);
if (PromoteTo == ChessPieceType.Null)
{
Form f = new frmPromotion(queen, root, knight, bishop);
f.ShowDialog();
UcPawn.Type = frmPromotion.Type;
}
else
{
UcPawn.Type = PromoteTo;
}
Bitmap image = clsImageProcess.GetChessPieceBitMap(UcPawn.Side, UcPawn.Type, UcPawn.Style);
UcPawn.Image = image;
return(true);
}
return(false);
}
public ChessPieceData(string _playerId, int _id, ChessPieceType _type, Side _color)
{
PlayerId = _playerId;
ChessPieceId = _id;
Type = _type;
Color = _color;
}
public PieceTaken(ChessPieceType pieceType)
{
PieceColor = ChessPieceColor.White;
PieceType = pieceType;
Position = 0;
Moved = false;
}
public ChessMove(BoardPosition start, BoardPosition end, ChessPieceType piece)
{
StartPosition = start;
EndPosition = end;
PromotePiece = piece;
MoveType = ChessMoveType.PawnPromote;
}
public PieceTaken(ChessPieceColor pieceColor, ChessPieceType pieceType, bool moved, byte position)
{
this.PieceColor = pieceColor;
this.PieceType = pieceType;
this.Position = position;
this.Moved = moved;
}
public PieceTaken(ChessPieceType pieceType)
{
this.PieceColor = ChessPieceColor.White;
this.PieceType = pieceType;
this.Position = (byte)0;
this.Moved = false;
}
public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
{
ChessPieceType type = (ChessPieceType)values[0];
int player = (int)values[1];
String color = player == 1 ? "White" : "Black";
try {
if (type == ChessPieceType.Queen)
{
return(new BitmapImage(new Uri("/Cecs475.BoardGames.Chess.View;component/Resources/" + color + "Queen.png", UriKind.Relative)));
}
else if (type == ChessPieceType.Knight)
{
return(new BitmapImage(new Uri("/Cecs475.BoardGames.Chess.View;component/Resources/" + color + "Knight.png", UriKind.Relative)));
}
else if (type == ChessPieceType.Bishop)
{
return(new BitmapImage(new Uri("/Cecs475.BoardGames.Chess.View;component/Resources/" + color + "Bishop.png", UriKind.Relative)));
}
else if (type == ChessPieceType.RookKing || type == ChessPieceType.RookQueen || type == ChessPieceType.RookPawn)
{
return(new BitmapImage(new Uri("/Cecs475.BoardGames.Chess.View;component/Resources/" + color + "Rook.png", UriKind.Relative)));
}
else
{
return(null);
}
} catch (Exception e) {
return(null);
}
}
public ChessPiece(int x, int y, ChessPieceType p, ref BoardState[,] board)
{
xCoord = x;
yCoord = y;
piece = p;
board[x, y] = BoardState.Filled;
}
///// <summary>
///// Trả về độ di động của phe ta trừ phe địch
///// </summary>
//static int Mobility(int[,] BoardState)
//{
// int intSide = 0;
// if (Myside == ChessSide.White)
// {
// intSide = 2;
// }
// else
// {
// intSide = 1;
// }
// int intMobility = 0;
// for (int y = 1; y <= 8; y++)
// for (int x = 1; x <= 8; x++)
// if (BoardState[x, y] > 0)
// {
// int side = BoardState[x, y] % 10;
// int intType = BoardState[x, y] / 10;
// if (side == intSide)
// {
// intMobility += FindAllLegalMove(BoardState, new Point(x, y), (ChessPieceType)intType).Count;
// }
// else
// {
// intMobility -= FindAllLegalMove(BoardState, new Point(x, y), (ChessPieceType)intType).Count;
// }
// }
// return intMobility;
//}
public static ArrayList FindAllLegalMove(int[,] arrState, Point CurPos, ChessPieceType eType)
{
ArrayList arrPossibleMove = FindAllPossibleMove(arrState, CurPos, eType);
if (arrPossibleMove.Count == 0)
{
return(arrPossibleMove);
}
ArrayList arrLegalMove = new ArrayList();
//Những nước đi làm cho quân Vua phe mình bị chiếu được xem là không hợp lệ
int[,] arrNewState = new int[10, 10];
Array.Copy(arrState, arrNewState, arrState.Length);
ChessSide eSide = (ChessSide)(arrState[CurPos.X, CurPos.Y] % 10);
foreach (Point p in arrPossibleMove)
{
int tmp = arrNewState[p.X, p.Y]; //Quân cờ tại vị trí mới
arrNewState[p.X, p.Y] = (int)eType * 10 + (int)eSide; //Thay quân cờ tại vị trí mới
arrNewState[CurPos.X, CurPos.Y] = 0; //Xóa quân cờ tại vị trí cũ
if (clsKing.IsChecked(arrNewState, eSide) == false)
{
arrLegalMove.Add(p);
}
arrNewState[CurPos.X, CurPos.Y] = arrNewState[p.X, p.Y]; //Cho quân cờ quay lại vị trí cũ
arrNewState[p.X, p.Y] = tmp; //Trả lại quân cờ nằm ở vị trí mới
}
return(arrLegalMove);
}
public ChessMove(BoardPosition start, BoardPosition end, ChessPieceType promoType, ChessMoveType moveType = ChessMoveType.PawnPromote)
{
StartPosition = start;
EndPosition = end;
MoveType = moveType;
PromoType = promoType;
}
public static Piece InstantiateNew(ChessPieceType pieceType)
{
switch (pieceType)
{
case ChessPieceType.Pawn:
return(new PiecePawn());
case ChessPieceType.Rook:
return(new PieceRook());
case ChessPieceType.Bishop:
return(new PieceBishop());
case ChessPieceType.Knight:
return(new PieceKnight());
case ChessPieceType.Queen:
return(new PieceQueen());
case ChessPieceType.King:
return(new PieceKing());
case ChessPieceType.None:
default:
throw new System.ArgumentException($"Invalid piece to instantiate ({pieceType}).", nameof(pieceType));
}
}
/// <summary>
/// Applies a move for the current player at the given position.
/// </summary>
public async Task ApplyMove(BoardPosition start, BoardPosition end, ChessPieceType cpt)
{
foreach (var move in mBoard.GetPossibleMoves())
{
if (move.StartPosition.Equals(start) & move.EndPosition.Equals(end))
{
if(move.PromotionPiece != ChessPieceType.Empty & move.PromotionPiece == cpt | move.PromotionPiece == ChessPieceType.Empty)
{
mBoard.ApplyMove(move);
break;
}
}
}
if (Players == NumberOfPlayers.One && !mBoard.IsFinished)
{
var bestMove = await Task.Run(() => mGameAi.FindBestMove(mBoard));
if (bestMove != null)
{
mBoard.ApplyMove(bestMove as ChessMove);
}
}
RebindState();
if (mBoard.IsFinished)
GameFinished?.Invoke(this, new EventArgs());
}
private IEnumerable <Tuple <int, int> > findPiecePossibilities(ChessPieceType type, int tox, int toy, bool takePiece)
{
switch (type)
{
case ChessPieceType.King:
return(findKingPossibilities(tox, toy, takePiece));
case ChessPieceType.Queen:
return(findQueenPossibilities(tox, toy, takePiece));
case ChessPieceType.Bishop:
return(findBishopPossibilities(tox, toy, takePiece));
case ChessPieceType.Rook:
return(findRookPossibilities(tox, toy, takePiece));
case ChessPieceType.Knight:
return(findKnightPossibilities(tox, toy, takePiece));
case ChessPieceType.Pawn:
return(findPawnPossibilities(tox, toy, takePiece));
default:
throw new ArgumentException(nameof(type));
}
}
/// <summary>
/// Constructs a ChessMove that moves a piece from one position to another
/// </summary>
/// <param name="start">the starting position of the piece to move</param>
/// <param name="end">the position where the piece will end up</param>
/// <param name="moveType">the type of move represented</param>
/// <param name="pieceType">the piece to replace pawn during promotion</param>
public ChessMove(BoardPosition start, BoardPosition end, ChessMoveType moveType = ChessMoveType.Normal, ChessPieceType pieceType = ChessPieceType.Empty)
{
StartPosition = start;
EndPosition = end;
MoveType = moveType;
PromotionPiece = pieceType;
}
public string human_readble(ChessPieceType t)
{
if (t == ChessPieceType.King)
{
return("king");
}
else if (t == ChessPieceType.Bishop)
{
return("bishop");
}
else if (t == ChessPieceType.Knight)
{
return("knight");
}
else if (t == ChessPieceType.Queen)
{
return("queen");
}
else if (t == ChessPieceType.Pawn)
{
return("pawn");
}
else if (t == ChessPieceType.RookKing || t == ChessPieceType.RookKing || t == ChessPieceType.RookQueen)
{
return("rook");
}
else
{
return(null);
}
}
public static Piece ReplacePiece(Piece p, ChessPieceType newType)
{
var newPiece = Create(newType, p.Color);
Object.Destroy(p.gameObject);
return(newPiece);
}
internal PieceTaken(ChessPieceType pieceType)
{
PieceColor = ChessPieceColor.White;
PieceType = pieceType;
Position = 0;
Moved = false;
}
/// <summary>
/// Gets the value weight for a piece of the given type.
/// </summary>
/*
* VALUES:
* Pawn: 1
* Knight: 3
* Bishop: 3
* Rook: 5
* Queen: 9
* King: infinity (maximum integer value)
*/
public int GetPieceValue(ChessPieceType pieceType)
{
if (pieceType == ChessPieceType.Pawn)
{
return(1);
}
else if (pieceType == ChessPieceType.Knight || pieceType == ChessPieceType.Bishop)
{
return(3);
}
else if (pieceType == ChessPieceType.RookKing || pieceType == ChessPieceType.RookQueen || pieceType == ChessPieceType.RookPawn)
{
return(5);
}
else if (pieceType == ChessPieceType.Queen)
{
return(9);
}
else if (pieceType == ChessPieceType.King)
{
return(int.MaxValue);
}
else
{
return(0);
}
}
public static ChessPiece LuoZiMsgToChessPiece(string msg)
{
string[] tmp = msg.Split(new char[] { '|' });
int boardX = int.Parse(tmp[0].Trim());
int boardY = int.Parse(tmp[1].Trim());
ChessPieceType color = ChessPieceType.None;
switch (msg)
{
case "White":
color = ChessPieceType.White;
break;
case "Black":
color = ChessPieceType.Black;
break;
default:
color = ChessPieceType.None;
break;
}
ChessPiece result = new ChessPiece(boardX, boardY, color);
return(result);
}
internal PieceTaken(ChessPieceColor pieceColor, ChessPieceType pieceType, bool moved,
byte position)
{
PieceColor = pieceColor;
PieceType = pieceType;
Position = position;
Moved = moved;
}
public PieceMoving(PieceMoving pieceMoving)
{
PieceColor = pieceMoving.PieceColor;
PieceType = pieceMoving.PieceType;
SrcPosition = pieceMoving.SrcPosition;
DstPosition = pieceMoving.DstPosition;
Moved = pieceMoving.Moved;
}
public PieceMoving(ChessPieceType pieceType)
{
PieceType = pieceType;
PieceColor = ChessPieceColor.White;
SrcPosition = 0;
DstPosition = 0;
Moved = false;
}
public PieceMoving(ChessPieceColor pieceColor, ChessPieceType pieceType, bool moved,
byte srcPosition, byte dstPosition)
{
PieceColor = pieceColor;
PieceType = pieceType;
SrcPosition = srcPosition;
DstPosition = dstPosition;
Moved = moved;
}
internal Piece(Piece piece)
{
PieceColor = piece.PieceColor;
PieceType = piece.PieceType;
Moved = piece.Moved;
PieceValue = piece.PieceValue;
PieceActionValue = piece.PieceActionValue;
if (piece.ValidMoves != null)
LastValidMoveCount = piece.ValidMoves.Count;
}
public ChessPiece(ChessPiece piece)
{
Identifier = piece.Identifier;
PieceColor = piece.PieceColor;
PieceValue = piece.PieceValue;
PieceActionValue = piece.PieceActionValue;
Moved = piece.Moved;
if (piece.ValidMoves != null)
LastValidMoveCount = piece.ValidMoves.Count;
}
public ChessPiece(ChessPieceType id, byte number, bool isBlack)
{
this.Identifier = id;
if (isBlack) this.PieceColor = ChessPieceColor.Black;
else this.PieceColor = ChessPieceColor.White;
this.Moved = false;
this.LastValidMoveCount = 0;
this.ValidMoves = new Stack<byte>();
PieceValue = CalculatePieceValue(id);
PieceActionValue = CalculatePieceActionValue(id);
}
/// <summary>
/// Initializes a new instance of the <see cref="ChessPiece"/> class.
/// </summary>
/// <param name="type">The chess piece type.</param>
/// <param name="character">The chess piece character.</param>
/// <param name="row">The row-position on the chessboard.</param>
/// <param name="col">The col-position on the chessboard.</param>
public ChessPiece(ChessPieceType type, char character, int row, int col)
{
if (char.IsWhiteSpace(character))
{
throw new ArgumentException("character cannot be whitespace.", "character");
}
this.Character = character;
this.Type = type;
this.Row = row;
this.Col = col;
}
internal Piece(ChessPieceType chessPiece, ChessPieceColor chessPieceColor)
{
PieceType = chessPiece;
PieceColor = chessPieceColor;
if (PieceType == ChessPieceType.Pawn || PieceType == ChessPieceType.Knight)
{
LastValidMoveCount = 2;
}
else
{
LastValidMoveCount = 0;
}
ValidMoves = new Stack<byte>(LastValidMoveCount);
PieceValue = CalculatePieceValue(PieceType);
PieceActionValue = CalculatePieceActionValue(PieceType);
}
private static short CalculatePieceActionValue(ChessPieceType pieceType)
{
switch (pieceType)
{
case ChessPieceType.Pawn:
{
return 6;
}
case ChessPieceType.Knight:
{
return 3;
}
case ChessPieceType.Bishop:
{
return 3;
}
case ChessPieceType.Rook:
{
return 2;
}
case ChessPieceType.Queen:
{
return 1;
}
case ChessPieceType.King:
{
return 1;
}
default:
{
return 0;
}
}
}
internal static string GetPieceTypeShort(ChessPieceType pieceType)
{
switch (pieceType)
{
case ChessPieceType.Pawn:
{
return "P";
}
case ChessPieceType.Knight:
{
return "N";
}
case ChessPieceType.Bishop:
{
return "B";
}
case ChessPieceType.Rook:
{
return "R";
}
case ChessPieceType.Queen:
{
return "Q";
}
case ChessPieceType.King:
{
return "K";
}
default:
{
return "P";
}
}
}
private static string GetPgnMove(ChessPieceType pieceType)
{
switch (pieceType)
{
case ChessPieceType.Bishop:
return "B";
case ChessPieceType.King:
return "K";
case ChessPieceType.Knight:
return "N";
case ChessPieceType.Queen:
return "Q";
case ChessPieceType.Rook:
return "R";
default:
return "";
}
}
private static short CalculatePieceValue(ChessPieceType pieceType)
{
switch (pieceType)
{
case ChessPieceType.Pawn:
{
return 100;
}
case ChessPieceType.Knight:
{
return 320;
}
case ChessPieceType.Bishop:
{
return 325;
}
case ChessPieceType.Rook:
{
return 500;
}
case ChessPieceType.Queen:
{
return 975;
}
case ChessPieceType.King:
{
return 32767;
}
default:
{
return 0;
}
}
}
public ChessPiece(ChessPieceColor color, ChessPieceType type)
{
this.color = color;
this.type = type;
}
public ChessMove(Coordinate from, Coordinate to, ChessPieceType pieceType, bool isCapture, bool isPromotionToQueen, bool drawOfferExtended, bool isCheck, bool isCheckMate, bool kingsideCastle, bool queensideCastle)
{
this.from = from;
this.to = to;
this.pieceType = pieceType;
this.isCapture = isCapture;
this.isPromotionToQueen = isPromotionToQueen;
this.drawOfferExtended = drawOfferExtended;
this.isCheck = isCheck;
this.isCheckMate = isCheckMate;
this.kingsideCastle = kingsideCastle;
this.queensideCastle = queensideCastle;
}
internal static bool PromotePawns(ChessBoard board, ChessPiece piece, byte dstPosition, ChessPieceType promoteToPiece)
{
if (piece.Identifier == ChessPieceType.Pawn)
{
if (dstPosition < 8)
{
board.pieces[dstPosition].Identifier = promoteToPiece;
return true;
}
if (dstPosition > 55)
{
board.pieces[dstPosition].Identifier = promoteToPiece;
return true;
}
}
return false;
}
internal static MoveContent MovePiece(Board board, byte srcPosition, byte dstPosition, ChessPieceType promoteToPiece)
{
Piece piece = board.Squares[srcPosition].Piece;
//Record my last move
board.LastMove = new MoveContent();
//Add One to FiftyMoveCount to check for tie.
board.FiftyMove++;
if (piece.PieceColor == ChessPieceColor.Black)
{
board.MoveCount++;
}
//En Passant
if (board.EnPassantPosition > 0)
{
board.LastMove.EnPassantOccured = SetEnpassantMove(board, dstPosition, piece.PieceColor);
}
if (!board.LastMove.EnPassantOccured)
{
Square sqr = board.Squares[dstPosition];
if (sqr.Piece != null)
{
board.LastMove.TakenPiece = new PieceTaken(sqr.Piece.PieceColor, sqr.Piece.PieceType,
sqr.Piece.Moved, dstPosition);
board.FiftyMove = 0;
}
else
{
board.LastMove.TakenPiece = new PieceTaken(ChessPieceColor.White, ChessPieceType.None, false,
dstPosition);
}
}
board.LastMove.MovingPiecePrimary = new PieceMoving(piece.PieceColor, piece.PieceType, piece.Moved, srcPosition, dstPosition);
//Delete the piece in its source position
board.Squares[srcPosition].Piece = null;
//Add the piece to its new position
piece.Moved = true;
piece.Selected = false;
board.Squares[dstPosition].Piece = piece;
//Reset EnPassantPosition
board.EnPassantPosition = 0;
//Record En Passant if Pawn Moving
if (piece.PieceType == ChessPieceType.Pawn)
{
board.FiftyMove = 0;
RecordEnPassant(piece.PieceColor, piece.PieceType, board, srcPosition, dstPosition);
}
board.WhoseMove = board.WhoseMove == ChessPieceColor.White ? ChessPieceColor.Black : ChessPieceColor.White;
KingCastle(board, piece, srcPosition, dstPosition);
//Promote Pawns
if (PromotePawns(board, piece, dstPosition, promoteToPiece))
{
board.LastMove.PawnPromoted = true;
}
else
{
board.LastMove.PawnPromoted = false;
}
if ( board.FiftyMove >= 50)
{
board.StaleMate = true;
}
return board.LastMove;
}
private static bool PromotePawns(Board board, Piece piece, byte dstPosition, ChessPieceType promoteToPiece)
{
if (piece.PieceType == ChessPieceType.Pawn)
{
if (dstPosition < 8)
{
board.Squares[dstPosition].Piece.PieceType = promoteToPiece;
return true;
}
if (dstPosition > 55)
{
board.Squares[dstPosition].Piece.PieceType = promoteToPiece;
return true;
}
}
return false;
}
private static void RecordEnPassant(ChessPieceColor pcColor, ChessPieceType pcType, Board board, byte srcPosition, byte dstPosition)
{
//Record En Passant if Pawn Moving
if (pcType == ChessPieceType.Pawn)
{
//Reset FiftyMoveCount if pawn moved
board.FiftyMove = 0;
int difference = srcPosition - dstPosition;
if (difference == 16 || difference == -16)
{
board.EnPassantPosition = (byte)(dstPosition + (difference / 2));
board.EnPassantColor = pcColor;
}
}
}
private void SetChessPieceCount(ChessPieceColor color, ChessPieceType type, int count)
{
string canvasPropertyName = string.Format("{0}Player{1}", color, type);
string textCountPropertyName = string.Format("{0}Player{1}Count", color, type);
var canvasProperty = GetType().GetTypeInfo().GetDeclaredProperty(canvasPropertyName);
var textCountcanvasProperty = GetType().GetTypeInfo().GetDeclaredProperty(textCountPropertyName);
if (canvasProperty != null && textCountcanvasProperty != null)
SetChessPieceCount((Canvas)canvasProperty.GetValue(this), (TextBlock)textCountcanvasProperty.GetValue(this), count);
}
internal static MoveContent MoveContent(ChessBoard board, byte srcPosition, byte dstPosition, ChessPieceType promoteToPiece)
{
ChessPiece piece = board.pieces[srcPosition];
//Record my last move
board.LastMove = new MoveContent();
//Add One to FiftyMoveCount to check for tie.
++board.FiftyMove;
if (piece.PieceColor == ChessPieceColor.Black)
{
++board.MoveCount;
}
//En Passant
if (board.EnPassantPosition > 0)
{
board.LastMove.EnPassantOccured = ChessEngine.SetEnpassantMove(board, dstPosition, piece.PieceColor);
}
if (!board.LastMove.EnPassantOccured)
{
ChessPiece dstPiece = board.pieces[dstPosition];
if (dstPiece != null)
{
board.LastMove.TakenPiece = new PieceTaken(dstPiece.PieceColor, dstPiece.Identifier,
dstPiece.Moved, dstPosition);
board.FiftyMove = 0;
}
else
{
board.LastMove.TakenPiece = new PieceTaken(ChessPieceColor.White, ChessPieceType.None, false,
dstPosition);
}
}
board.LastMove.MovingPiecePrimary = new PieceMoving(piece.PieceColor, piece.Identifier, piece.Moved, srcPosition, dstPosition);
//Delete the piece in its source position
board.pieces[srcPosition] = null;
//Add the piece to its new position
piece.Moved = true;
board.pieces[dstPosition] = piece;
//Reset EnPassantPosition
board.EnPassantPosition = 0;
//Record En Passant if Pawn Moving
if (piece.Identifier == ChessPieceType.Pawn)
{
board.FiftyMove = 0;
ChessEngine.RecordEnPassant(board, piece.PieceColor, piece.Identifier, srcPosition, dstPosition);
}
board.WhoseMove = board.WhoseMove == ChessPieceColor.White ? ChessPieceColor.Black : ChessPieceColor.White;
ChessEngine.KingCastle(board, piece, srcPosition, dstPosition);
//Promote Pawns
if (ChessEngine.PromotePawns(board, piece, dstPosition, promoteToPiece))
{
board.LastMove.PawnPromoted = true;
}
else
{
board.LastMove.PawnPromoted = false;
}
if (board.FiftyMove >= 50)
{
board.staleMate = true;
}
return board.LastMove;
}
