/* Method for the movement of pawn */
public override bool move(Board board, coord start, coord end)
{
int direction; /* Int value for direction of movement */
/* If the color is white we have an increment of y(positive direction) else a decrement */
if (this.color == "white") {
direction = 1;
} else {
direction = -1;
}
if (!this.hasMoved &&
start.x == end.x &&
start.y + (2 * direction) == end.y &&
board.getFieldFigureName (start.x, start.y + direction) == "Empty" &&
board.getFieldFigureName (start.x, start.y + (2 * direction)) == "Empty")
return true;
if (start.x == end.x &&
start.y + direction == end.y &&
board.getFieldFigureName (start.x, start.y + direction) == "Empty")
return true;
if ((start.x + 1 == end.x || start.x - 1 == end.x) &&
start.y + direction == end.y &&
board.getFieldFigureName (end) != "Empty") {
return true;
}
return false; /* If the value of x and y are not corresponding to the rule the movement isn't allowed */
}
public void BeforeEachTest()
{
Piece = new Pawn();
Target = new Board();
Target.AddPiece(Piece, new BoardCoordinate(1, 1));
}
/* Method for the movement of the bishop*/
public override bool move(Board board, coord start, coord end)
{
if (Math.Abs (start.x - end.x) == Math.Abs (start.y - end.y)) {
coord tmp = start;
while (!tmp.Equals (end)) { // Until tmp isn't equal to end coordinates:
if (board.getFieldFigureName (tmp) != "Empty" && !tmp.Equals(start)) // If there is an object along trajectory
return false; // movement isn't permitted
if (tmp.x > end.x && tmp.y > end.y) { // If temp.x and temp.y are major than their end
tmp.x--; //Decrement both
tmp.y--;
}
if (tmp.x > end.x && tmp.y < end.y) { // or temp.x is major and temp.x is minor
tmp.x--; // decrement x
tmp.y++; // increment y
}
if (tmp.x < end.x && tmp.y > end.y) { // or temp.x is minor and temp.y is major
tmp.x++; // increment x
tmp.y--; // decrement y
}
if (tmp.x < end.x && tmp.y < end.y) { // or temp.x is minor and temp.y is minor
tmp.x++; // Increment both
tmp.y++;
}
}
return true; // movement is allowed if there isn't an object along trajectory
}
return false; // If the movement isn't diagonal it isn't permitted
}
public CastlingStatusChecker(Board board)
{
if (board == null)
throw new ArgumentNullException(nameof(board));
_board = board;
}
/* Method for the movement of knight */
public override bool move(Board board, coord start, coord end)
{
coord rule = new coord (1, 2);
int x = rule.x; // x is setted to 1
int y = rule.y; // y is setted to 2
for (int i = 0; i < 2; i++) {
if (i == 1) { // When i is equal to 1
x = rule.y; // x is setted to 2
y = rule.x; // and y is setted to 1
}
if (start.x + x == end.x) { // If the movement on x is equal to starting position plus x
if (start.y + y == end.y) { // and the movement on y is equal to starting position plus y
return true; // movement is permitted
}
}
if (start.x - x == end.x) { // If the movement on x is equal to starting position minus x
if (start.y - y == end.y) { // and the movement on y is equal to starting position minus y
return true; // movement is permitted
}
}
if (start.x - x == end.x) { // If the movement on x is equal to starting position minus x
if (start.y + y == end.y) { // and the movement on y is equal to starting position plus y
return true; // movement is permitted
}
}
if (start.x + x == end.x) { // If the movement on x is equal to starting position plus x
if (start.y - y == end.y) { // and the movement on y is equal to starting position minus y
return true; // movement is permitted
}
}
}
return false; // Other movement aren't permitted
}
/*
* This method returns the only instance of this class
*/
public static Board getInstance()
{
if (board == null)
{
board = new Board();
}
return board;
}
/* Method for the movement of king */
public override bool move(Board board, coord start, coord end)
{
for (int x = (start.x == 0) ? 0 : start.x - 1; x <= start.x + 1; x++) { /* If the movement on x is between -1 and 1(included) */
for (int y = (start.y == 0) ? 0 : start.y - 1; y <= start.y + 1; y++) { /* if the movement on y is between -1 and 1(included) */
if (end.Equals (new coord (x, y))) /* and the end coordinates are updated */
return true; /* this method return a true value */
}
}
return false; /* If the value of x and y are not corresponding to the rule the movement isn't allowed */
}
private static void StartNewGameCore()
{
var board = new Board(new ComputerPlayer(AILevel.Easy), new ComputerPlayer(AILevel.Easy));
//board.Check += p => Console.WriteLine("Check");
board.Checkmate += p => { Console.WriteLine("Checkmate: {0} wins", p == PlayerColor.Black ? PlayerColor.White : p); StartNewGame(); };
board.Stalemate += (reason) => { Console.WriteLine("Stalemate: " + reason); StartNewGame(); };
board.Start();
while (board.IsActive)
System.Threading.Thread.Sleep(1);
}
internal static string FromBoard(Board board)
{
StringBuilder sb = new StringBuilder();
int emptyCount = 0;
for (int rank = 8; rank >= 1; rank--)
{
for (int column = 1; column <= 8; column++)
{
var piece = board[rank, column];
if (piece == null)
{
emptyCount++;
continue;
}
if (emptyCount != 0)
sb.Append(emptyCount);
sb.Append(GetNotation(piece));
emptyCount = 0;
}
if (emptyCount != 0) sb.Append(emptyCount);
emptyCount = 0;
if (rank > 1)
sb.Append('/');
}
sb.Append(' ').Append(char.ToLower(board.CurrentPlayer.PlayerColor.ToString()[0]));
sb.Append(' ');
string castle = GetNotation(board.GetCastleAvailabity(PlayerColor.White), PlayerColor.White) + GetNotation(board.GetCastleAvailabity(PlayerColor.Black), PlayerColor.Black);
if (castle.Length == 0)
sb.Append('-');
else
sb.Append(castle);
sb.Append(' ');
if (board.LastMove != null && board.LastMove.Piece is Pawn && Math.Abs(board.LastMove.Source.GetRank() - board.LastMove.Target.GetRank()) == 2)
sb.Append(board.LastMove.Target.ToString().ToLower());
else
sb.Append('-');
sb.Append(' ')
.Append(board.History.Reverse().TakeWhile(i => !(i.Piece is Pawn) && i.CapturedPiece == null).Count())
.Append(' ')
.Append((int)(board.History.Count / 2));
return sb.ToString();
}
// Method for the movement of rock
public override bool move(Board board, coord start, coord end)
{
// int x = this.rule.x;
// int y = this.rule.y;
if (start.x == end.x) { // Check for the vertical movement
if (start.y < end.y) { // If the end position is major than the starting position
for (int i = start.y + 1; i < end.y; i++) { // Check for an object in this trajectory
if (board.getFieldFigureName (start.x, i) != "Empty") {
return false; // If there is one (not empty) movement isn't allowed
}
}
} else { // If the end position is minor than the starting position
for (int i = start.y - 1; i > end.y; i--) { // Check for an object in this trajectory
if (board.getFieldFigureName (start.x, i) != "Empty") {
return false; // If there is one (not empty) movement isn't allowed
}
}
}
return true; // If there aren't object movement is permitted
} else if (start.y == end.y) { // Check for the horizontal movement
if (start.x < end.x) { // If the end position is major than the starting position
for (int i = start.x + 1; i < end.x; i++) { // Check for an object in this trajectory
if (board.getFieldFigureName (i, start.y) != "Empty") {
return false; // If there is one (not empty) movement isn't allowed
}
}
} else { // If the end position is minor than the starting position
for (int i = start.x - 1; i > end.x; i--) { // Check for an object in this trajectory
if (board.getFieldFigureName (i, start.y) != "Empty") {
return false; // If there is one (not empty) movement isn't allowed
}
}
}
return true; // If there aren't object along trajectory movement is permitted
}
return false; // If the movement isn't vertical or horizontal it isn't permitted
}
static void Main(string[] args)
{
Board ChessBoard = new Board();
String test = ChessBoard.GetBoardString();
}
public CellFactory(Board board)
{
_board = board;
}
public Game()
{
chessBoard = new Board();
}
/* Method for the movement of the figure on the board */
public virtual bool move(Board board, coord start, coord end)
{
return true;
}
public Piece CreatePiece(Board board)
{
var piece = (Piece)Activator.CreateInstance(this.PieceType);
piece.SetPlacement(board, this);
return piece;
}
public Rook(Board board, Color color) : base(board, color)
{
}
private bool HasEnemy(Position pos)
{
Piece p = Board.Piece(pos);
return(p != null && p.Color != Color);
}
//Methods
/* Checks if it is posible to move to a position */
private bool PossibleMove(Position pos)
{
Piece p = Board.GetPiece(pos);
return(p == null || p.Color != this.Color);
}
public override bool[,] PossibleMoves()
{
bool[,] mat = new bool[Board.Lines, Board.Columns];
Position pos = new Position(0, 0);
if (Color == Color.White)
{
pos.DefineValues(Position.Line - 1, Position.Column);
if (Board.IsValidPosition(pos) && IsFree(pos))
{
mat[pos.Line, pos.Column] = true;
}
pos.DefineValues(Position.Line - 2, Position.Column);
Position pos2 = new Position(Position.Line - 1, Position.Column);
if (Board.IsValidPosition(pos2) && IsFree(pos2) && Board.IsValidPosition(pos) && IsFree(pos) && MoveCount == 0)
{
mat[pos.Line, pos.Column] = true;
}
pos.DefineValues(Position.Line - 1, Position.Column - 1);
if (Board.IsValidPosition(pos) && HasEnemy(pos))
{
mat[pos.Line, pos.Column] = true;
}
pos.DefineValues(Position.Line - 1, Position.Column + 1);
if (Board.IsValidPosition(pos) && HasEnemy(pos))
{
mat[pos.Line, pos.Column] = true;
}
//#SpecialMove En Passant
if (Position.Line == 3)
{
Position left = new Position(Position.Line, Position.Column - 1);
if (Board.IsValidPosition(left) && HasEnemy(left) && Board.Piece(left) == Match.VulnerableEnPassant)
{
mat[left.Line - 1, left.Column] = true;
}
Position right = new Position(Position.Line, Position.Column + 1);
if (Board.IsValidPosition(right) && HasEnemy(right) && Board.Piece(right) == Match.VulnerableEnPassant)
{
mat[right.Line - 1, right.Column] = true;
}
}
}
else
{
pos.DefineValues(Position.Line + 1, Position.Column);
if (Board.IsValidPosition(pos) && IsFree(pos))
{
mat[pos.Line, pos.Column] = true;
}
pos.DefineValues(Position.Line + 2, Position.Column);
Position pos2 = new Position(Position.Line + 1, Position.Column);
if (Board.IsValidPosition(pos2) && IsFree(pos2) && Board.IsValidPosition(pos) && IsFree(pos) && MoveCount == 0)
{
mat[pos.Line, pos.Column] = true;
}
pos.DefineValues(Position.Line + 1, Position.Column - 1);
if (Board.IsValidPosition(pos) && HasEnemy(pos))
{
mat[pos.Line, pos.Column] = true;
}
pos.DefineValues(Position.Line + 1, Position.Column + 1);
if (Board.IsValidPosition(pos) && HasEnemy(pos))
{
mat[pos.Line, pos.Column] = true;
}
//#SpecialMove En Passant
if (Position.Line == 4)
{
Position left = new Position(Position.Line, Position.Column - 1);
if (Board.IsValidPosition(left) && HasEnemy(left) && Board.Piece(left) == Match.VulnerableEnPassant)
{
mat[left.Line + 1, left.Column] = true;
}
Position right = new Position(Position.Line, Position.Column + 1);
if (Board.IsValidPosition(right) && HasEnemy(right) && Board.Piece(right) == Match.VulnerableEnPassant)
{
mat[right.Line + 1, right.Column] = true;
}
}
}
return(mat);
}
private bool IsFree(Position pos)
{
return(Board.Piece(pos) == null);
}
/* Method for the movement of the queen */
public override bool move(Board board, coord start, coord end)
{
// Diagonal movement
if (Math.Abs (start.x - end.x) == Math.Abs (start.y - end.y)) {
coord tmp = start;
while (!tmp.Equals (end)) { // Until tmp isn't equal to end coordinates:
if (board.getFieldFigureName (tmp) != "Empty" && !tmp.Equals(start)) // If there is an object along trajectory
return false; // movement isn't permitted
if (tmp.x > end.x && tmp.y > end.y) { // If temp.x and temp.y are major than their end
tmp.x--; //Decrement both
tmp.y--;
}
if (tmp.x > end.x && tmp.y < end.y) { // or temp.x is major and temp.x is minor
tmp.x--; // decrement x
tmp.y++; // increment y
}
if (tmp.x < end.x && tmp.y > end.y) { // or temp.x is minor and temp.y is major
tmp.x++; // increment x
tmp.y--; // decrement y
}
if (tmp.x < end.x && tmp.y < end.y) { // or temp.x is minor and temp.y is minor
tmp.x++; // Increment both
tmp.y++;
}
}
return true; // movement is allowed if there isn't an object along trajectory
}
// Vertical and horizontal movement
if (start.x == end.x) { // Check for the vertical movement
if (start.y < end.y) { // If the end position is major than the starting position
for (int i = start.y + 1; i < end.y; i++) { // Check for an object in this trajectory
if (board.getFieldFigureName (start.x, i) != "Empty") {
return false; // If there is one (not empty) movement isn't allowed
}
}
} else { // If the end position is minor than the starting position
for (int i = start.y - 1; i > end.y; i--) { // Check for an object in this trajectory
if (board.getFieldFigureName (start.x, i) != "Empty") {
return false; // If there is one (not empty) movement isn't allowed
}
}
}
return true; // If there aren't object movement is permitted
} else if (start.y == end.y) { // Check for the horizontal movement
if (start.x < end.x) { // If the end position is major than the starting position
for (int i = start.x + 1; i < end.x; i++) { // Check for an object in this trajectory
if (board.getFieldFigureName (i, start.y) != "Empty") {
return false; // If there is one (not empty) movement isn't allowed
}
}
} else { // If the end position is minor than the starting position
for (int i = start.x - 1; i > end.x; i--) { // Check for an object in this trajectory
if (board.getFieldFigureName (i, start.y) != "Empty") {
return false; // If there is one (not empty) movement isn't allowed
}
}
}
return true; // If there aren't object along trajectory movement is permitted
}
return false; // Any other case different from movements horizontal,diagonal or vertical aren't permitted
}
public Pawn(Board board, Color color, ChessMatch match) : base(board, color)
{
Match = match;
}
public PiecePositioner(Board target)
{
_targetBoard = target;
}
internal void SetPlacement(Board board, FEN.PiecePlacement piecePlacement)
{
this.Player = piecePlacement.Player;
this.Square = piecePlacement.Square;
this.Board = board;
}
private async Task<IBoard> CloneBoard()
{
IBoard cloneBoard = new Board();
var cellList = AllCells.Select(cell => cell.CloneCellViewModel()).ToList();
cloneBoard.WhiteTurn = WhiteTurn;
foreach (var cell in cellList)
{
cell.Board = cloneBoard;
}
await cloneBoard.CreateChessBoardWithTemplate(cellList);
return cloneBoard;
}
public ThreatEvaluator(Board board)
{
_board = board;
}
//Constructor
// @param Color color, Board board
public Bishop(Color color, Board board) : base(color, board)
{
}