private Boolean CheckmateMovementCheck(int x, int y)
{
int[,] moves = GetValidKingMoves(x, y);
Board temp;
for(int i = 0; i < moves.GetLength(0); i++)
{
temp = new Board(this);
temp.MovePiece(x, y, moves[i, 0], moves[i, 1]);
if(!temp.Check(squares[x,y].Color)) // if it is possible to move the king out of check
{
return false;
}
}
return true;
}
// Handles movement
private void moveLogic(int x, int y)
{
Board tempBoard;
int[,] possibleMoves;
tempBoard = new Board(board);
possibleMoves = board.GetValidMoves(storedX, storedY);
for (int i = 0; i < possibleMoves.GetLength(0); i++)
{
if (board.squares[storedX, storedY].GetType().ToString().Equals("Backend.King")) // Logic branch for Castling
{
King tempKing = (King)board.squares[storedX, storedY];
Rook tempRook;
if (!tempKing.hasMoved && y == storedY && Math.Abs(x - storedX) == 2)
{
int rookIndex = 0;
int direction = -1;
if (x > storedX)
{
rookIndex = 7;
direction = 1;
}
if (board.squares[rookIndex, y].GetType().ToString().Equals("Backend.Rook"))
{
tempRook = (Rook)board.squares[rookIndex, y];
if (!tempRook.hasMoved)
{
if (direction == -1 && // Scan for pieces blocking the way in the proper direction
board.squares[y, 1] == null &&
board.squares[y, 2] == null &&
board.squares[y, 3] == null ||
direction == 1 &&
board.squares[y, 5] == null &&
board.squares[y, 6] == null)
{
if (!tempBoard.Check(board.squares[storedX, storedY].Color)) // The next 3 IF statements are for the rules that you cannot castle into, out of, or through check
{
tempBoard.MovePiece(storedX, y, storedX + direction, y);
if (!tempBoard.Check(board.squares[storedX + direction, storedY].Color))
{
tempBoard.MovePiece(storedX, y, storedX + (direction * 2), y);
if (!tempBoard.Check(board.squares[storedX + (direction * 2), storedY].Color))
{
board.MovePiece(storedX, storedY, x, y); // Congratulations, sucessful castle
board.MovePiece(rookIndex, storedY, storedX + direction, storedY);
storedX = -1;
storedY = -1;
break;
}
}
}
}
}
}
}
}
else if (possibleMoves[i, 0] == x && possibleMoves[i, 1] == y)
{
tempBoard.MovePiece(storedX, storedY, x, y);
if (!tempBoard.Check(tempBoard.squares[x, y].Color))
{
board.MovePiece(storedX, storedY, x, y);
UpdateBoard(board);
if(board.squares[x,y].GetType().ToString().Equals("Backend.King"))
{
King tempKing = (King)board.squares[x, y];
tempKing.hasMoved = true;
}
if (board.squares[x, y].GetType().ToString().Equals("Backend.Rook"))
{
Rook tempRook = (Rook)board.squares[x, y];
tempRook.hasMoved = true;
}
if (currentColor == TeamColor.WHITE)
{
if (board.Check(TeamColor.BLACK) && board.Checkmate(TeamColor.BLACK))
{
MessageBox.Show("WHITE wins!");
Environment.Exit(0); // Enviroment.Exit closes the program. Game ends at checkmate, right?
}
currentColor = TeamColor.BLACK;
}
else
{
if (board.Check(TeamColor.WHITE) && board.Checkmate(TeamColor.BLACK))
{
MessageBox.Show("BLACK wins!");
Environment.Exit(0);
}
currentColor = TeamColor.WHITE;
}
this.Title = currentColor.ToString() + " Turn!";
}
break;
}
tempBoard.DestroyBoard();
storedX = -1;
storedY = -1;
}
}