//returns true if the king is in check after the proposed move
//takes in the piece being moved, the king in question, the final x/y positions of the piece, and the chessBoard
public bool isKingInCheckAfterMove(King king, int finalX, int finalY, ChessPiece[,] chessBoard)
{
int oldX = _positionX;
int oldY = _positionY;
ChessPiece[,] chessBoardAfterMove = new ChessPiece[MAX_CHESS_VALUE + 1, MAX_CHESS_VALUE + 1];
//Create duplicate chessboard to examine future move
for (int i = 0; i <= MAX_CHESS_VALUE; i++)
{
for (int j = 0; j <= MAX_CHESS_VALUE; j++)
{
chessBoardAfterMove[i, j] = chessBoard[i, j].Clone();
}
}
//Make the move on the chessboard
chessBoardAfterMove[finalX, finalY] = chessBoardAfterMove[oldX, oldY];
chessBoardAfterMove[oldX, oldY] = new ChessPiece(oldX, oldY);
//is the king is in check after this move?
return(king.isInCheck(king.PositionX, king.PositionY, chessBoardAfterMove));
}