public List <Piece> CheckHorizontalDirection(ChessBoard ChessBoard, Point BoardPos, bool isKing)
{
PossibleMoves = new List <Piece>();
int x = BoardPos.X;
int y = BoardPos.Y;
int DistanceToTop = ChessBoard.BoardHeight - y;
int DistanceToBottom = y + 1;
int DistanceToLeft = x + 1;
int DistanceToRight = ChessBoard.BoardWidth - x;
if (isKing)
{
DistanceToTop = GameSystem.GetMin(2, DistanceToTop);
DistanceToBottom = GameSystem.GetMin(2, DistanceToBottom);
DistanceToLeft = GameSystem.GetMin(2, DistanceToLeft);
DistanceToRight = GameSystem.GetMin(2, DistanceToRight);
}
//check up direction
for (int i = 1; i < DistanceToTop; i++)
{
Piece currentSpace = ChessBoard.BoardData[x, y + i];
if (currentSpace.PieceColour == "-")
{
PossibleMoves.Add(ChessBoard.BoardData[x, y + i]);
}
else if (currentSpace.PieceColour != PieceColour)
{
PossibleMoves.Add(ChessBoard.BoardData[x, y + i]);
break;
}
else
{
break;
}
}
//check down direction
for (int i = 1; i < DistanceToBottom; i++)
{
Piece currentSpace = ChessBoard.BoardData[x, y - i];
if (currentSpace.PieceColour == "-")
{
PossibleMoves.Add(ChessBoard.BoardData[x, y - i]);
}
else if (currentSpace.PieceColour != PieceColour)
{
PossibleMoves.Add(ChessBoard.BoardData[x, y - i]);
break;
}
else
{
break;
}
}
//check right direction
for (int i = 1; i < DistanceToRight; i++)
{
Piece currentSpace = ChessBoard.BoardData[x + i, y];
if (currentSpace.PieceColour == "-")
{
PossibleMoves.Add(ChessBoard.BoardData[x + i, y]);
}
else if (currentSpace.PieceColour != PieceColour)
{
PossibleMoves.Add(ChessBoard.BoardData[x + i, y]);
break;
}
else
{
break;
}
}
//check left direction
for (int i = 1; i < DistanceToLeft; i++)
{
Piece currentSpace = ChessBoard.BoardData[x - i, y];
if (currentSpace.PieceColour == "-")
{
PossibleMoves.Add(ChessBoard.BoardData[x - i, y]);
}
else if (currentSpace.PieceColour != PieceColour)
{
PossibleMoves.Add(ChessBoard.BoardData[x - i, y]);
break;
}
else
{
break;
}
}
return(PossibleMoves);
}
public List <Piece> CheckDiagonalDirection(ChessBoard ChessBoard, Point BoardPos, bool isKing)
{
PossibleMoves = new List <Piece>();
int x = BoardPos.X; // 3
int y = BoardPos.Y; // 1
int DistanceToLeft = x + 1; // 4
int DistanceToRight = ChessBoard.BoardWidth - x; // 5
int DistanceToTop = ChessBoard.BoardHeight - y; // 7
int DistanceToBottom = y + 1; //2
if (isKing)
{
DistanceToTop = GameSystem.GetMin(2, DistanceToTop);
DistanceToBottom = GameSystem.GetMin(2, DistanceToBottom);
DistanceToLeft = GameSystem.GetMin(2, DistanceToLeft);
DistanceToRight = GameSystem.GetMin(2, DistanceToRight);
}
//forward left
for (int i = 1; i < GameSystem.GetMin(DistanceToLeft, DistanceToTop); i++)
{
if (i < GameSystem.GetMin(DistanceToLeft, DistanceToTop))
{
Piece currentSpace = ChessBoard.BoardData[x - i, y + i];
if (currentSpace.PieceColour == "-")
{
PossibleMoves.Add(ChessBoard.BoardData[x - i, y + i]);
}
else if (currentSpace.PieceColour != PieceColour)
{
PossibleMoves.Add(ChessBoard.BoardData[x - i, y + i]);
break;
}
else
{
break;
}
}
}
//down left
for (int i = 1; i < GameSystem.GetMin(DistanceToLeft, DistanceToBottom); i++)
{
Piece currentSpace = ChessBoard.BoardData[x - i, y - i];
if (currentSpace.PieceColour == "-")
{
PossibleMoves.Add(ChessBoard.BoardData[x - i, y - i]);
}
else if (currentSpace.PieceColour != PieceColour)
{
PossibleMoves.Add(ChessBoard.BoardData[x - i, y - i]);
break;
}
else
{
break;
}
}
//forward right
for (int i = 1; i < GameSystem.GetMin(DistanceToRight, DistanceToTop); i++)
{
Piece currentSpace = ChessBoard.BoardData[x + i, y + i];
if (currentSpace.PieceColour == "-")
{
PossibleMoves.Add(ChessBoard.BoardData[x + i, y + i]);
}
else if (currentSpace.PieceColour != PieceColour)
{
PossibleMoves.Add(ChessBoard.BoardData[x + i, y + i]);
break;
}
else
{
break;
}
}
//down right
for (int i = 1; i < GameSystem.GetMin(DistanceToRight, DistanceToBottom); i++)
{
Piece currentSpace = ChessBoard.BoardData[x + i, y - i];
if (currentSpace.PieceColour == "-")
{
PossibleMoves.Add(ChessBoard.BoardData[x + i, y - i]);
}
else if (currentSpace.PieceColour != PieceColour)
{
PossibleMoves.Add(ChessBoard.BoardData[x + i, y - i]);
break;
}
else
{
break;
}
}
return(PossibleMoves);
}
static void Main(string[] args)
{
//Create ChessBoard and initiate game
ChessBoard chessBoard1 = GameSystem.StartGame(8, 8);
//Main Game loop
while (!chessBoard1.GameOver())
{
// read for user inputs in the command line
string command = Console.ReadLine();
switch (command)
{
case "white":
chessBoard1.DrawBoard("white");
break;
case "black":
chessBoard1.DrawBoard("black");
break;
case "exit":
Environment.Exit(0);
break;
default:
//checks if input was "LetterNumber LetterNumber" and a 2 valid chess coordinates
Regex PlayerMoveTest = new Regex(@"(^\b[A-H][1-8]\s[A-H][1-8]\b$)", RegexOptions.IgnoreCase);
Match PlayerMove = PlayerMoveTest.Match(command);
if (PlayerMove.Success)
{
//grabs the user input if valid and converts into coordinates, "A1 = 0,0" etc
List <int> Coordinates;
Coordinates = new List <int>();
foreach (Char x in command)
{
if (Int32.TryParse(x.ToString(), out int j))
{
Coordinates.Add(j - 1);
}
else
{
if (x.ToString() != " ")
{
int Index = Char.ToUpper(x) - 64;
Coordinates.Add(Index - 1);
}
}
}
//beautiful
chessBoard1.BoardData[Coordinates[0], Coordinates[1]].MovePiece(chessBoard1, new Point(Coordinates[2], Coordinates[3]), false);
}
else
{
//if nothing happens the userinput can't have been recognised
Console.WriteLine("Invalid Command");
}
break;
}
}
chessBoard1.ChangePlayerTurn();
Console.WriteLine(chessBoard1.PlayerTurn + " Wins!");
Console.ReadKey();
Environment.Exit(0);
}