/// <summary>
/// Parameterless Constructor - Creates an 8x8 board and
/// properly initializes the pieces attributes.
/// </summary>
public InternalBoardClass()
{
this.hiddenBoard = new SpaceClass[8, 8];
this.curPlayer = DriverForm.p1;
//Initializing spaces on the board
for (int row = 0; row < BoardSize; row++)
{
for (int col = 0; col < BoardSize; col++)
{
hiddenBoard[row, col] = new SpaceClass(row, col);
//Sets each piece as "black" or "not black" for 2 reasons
//1 is so we can initialize the pieces (pieces always start on black squares)
//2 is so we can stylize the board easier
if ((row % 2 == 0 && col % 2 == 0) || (row % 2 == 1 && col % 2 == 1))
{
hiddenBoard[row, col].setIsBlack(false);
}
else
{
hiddenBoard[row, col].setIsBlack(true);
}
}
}
//Initializing the starting pieces for player 1
for (int row = 0; row < 3; row++)
{
for (int col = 0; col < 8; col++)
{
if (hiddenBoard[row, col].getIsBlack())
{
hiddenBoard[row, col].setPiece(new PieceClass(DriverForm.p1));
}
}
}
//Starting pieces for player 2
for (int row = 7; row > 4; row--)
{
for (int col = 0; col < 8; col++)
{
if (hiddenBoard[row, col].getIsBlack())
{
hiddenBoard[row, col].setPiece(new PieceClass(DriverForm.p2));
}
}
}
} //End constructor
/// <summary>
/// When a player chooses a piece, the piece is validated as theirs and the next action
/// is set to move. Then, when they click another space, the space is validated
/// as a proper move. If the player jumped a piece, the opponent's piece is removed
/// from the board and they go again. Otherwise, the active player swaps and their
/// action is set to pick.
/// </summary>
private void Button_Click(object sender, EventArgs e)
{
int rowID = Convert.ToInt32(Convert.ToString(((Button)sender).Name[3]));
int colID = Convert.ToInt32(Convert.ToString(((Button)sender).Name[4]));
bool capturedPiece = false;
switch (curMove)
{
case "pick":
if (internalBoard.isValidPiece(rowID, colID))
{
moveFrom = internalBoard.getHiddenBoard()[rowID, colID];
curMove = "move";
newCell[rowID, colID].ForeColor = Color.Red;
}
else
{
MessageBox.Show("There is no piece on that space or it is not your piece");
}
break;
case "move":
moveTo = internalBoard.getHiddenBoard()[rowID, colID];
if (moveTo == moveFrom)
{
curMove = "pick";
MessageBox.Show("Piece unchosen, choose another.");
newCell[rowID, colID].ForeColor = Color.Black;
return;
}
if (internalBoard.isValidMove(moveTo, moveFrom))
{
internalBoard.movePiece(moveTo, moveFrom, ref capturedPiece);
if (!capturedPiece)
{
internalBoard.switchCurPlayer();
}
curMove = "pick";
refreshBoard();
}
else
{
MessageBox.Show("You cannot move your piece there");
}
break;
}
}
/// <summary>
/// Moves a piece from the given space to the other space
/// </summary>
/// <param name="moveTo"> Space on board where the player is going to move their piece </param>
/// <param name="moveFrom"> Space on board where the player is moving from </param>
public void movePiece(SpaceClass moveTo, SpaceClass moveFrom, ref bool capturedPiece)
{
moveTo.setPiece(moveFrom.getPiece());
moveFrom.pieceNull();
capturedPiece = false;
//Takes away from the correct player's pieceCount if a capture happened
if (capturedSpace != null)
{
capturedSpace.pieceNull();
if (curPlayer == DriverForm.p1)
{
DriverForm.p2.lostPiece(false);
capturedPiece = true;
}
else if (curPlayer == DriverForm.p2)
{
DriverForm.p1.lostPiece(false);
capturedPiece = true;
}
}
}
/// <summary>
/// Determines if where the player clicked is a valid end location
/// for a movement.
/// </summary>
/// <param name="moveTo"> Space on board where the player is going to move their piece </param>
/// <param name="moveFrom"> Space on board where the player is moving from </param>
/// <param name="curPlayer"> The player currently moving their piece </param>
/// <returns></returns>
public Boolean isValidMove(SpaceClass moveTo, SpaceClass moveFrom)
{
capturedSpace = null;
jumpedSpace = null;
if (moveTo.hasPiece()) //Cant move to a space with a piece on it
{
return(false);
}
else if (!moveFrom.getPiece().getIsKing()) //Non-king move
{
//These 2 else ifs are to prevent the pieces from going backwards
if (curPlayer == DriverForm.p1 && moveTo.getRow() < moveFrom.getRow())
{
return(false);
}
else if (curPlayer == DriverForm.p2 && moveTo.getRow() > moveFrom.getRow())
{
return(false);
}
//This would be a valid "slide" move
else if ((Math.Abs(moveTo.getRow() - moveFrom.getRow()) == 1) && (Math.Abs(moveTo.getCol() - moveFrom.getCol()) == 1))
{
return(true);
}
//This would be a valid "jump" move
else if ((Math.Abs(moveTo.getRow() - moveFrom.getRow()) == 2) && (Math.Abs(moveTo.getCol() - moveFrom.getCol()) == 2))
{
if (curPlayer == DriverForm.p1)
{
if (moveTo.getCol() < moveFrom.getCol())
{
jumpedSpace = hiddenBoard[moveTo.getRow() - 1, moveTo.getCol() + 1];
}
else if (moveTo.getCol() > moveFrom.getCol())
{
jumpedSpace = hiddenBoard[moveTo.getRow() - 1, moveTo.getCol() - 1];
}
if (jumpedSpace.hasPiece() && jumpedSpace.getPiece().getPlayer() == DriverForm.p2)
{
capturedSpace = jumpedSpace;
return(true);
}
}
else if (curPlayer == DriverForm.p2)
{
if (moveTo.getCol() < moveFrom.getCol())
{
jumpedSpace = hiddenBoard[moveTo.getRow() + 1, moveTo.getCol() + 1];
}
else if (moveTo.getCol() > moveFrom.getCol())
{
jumpedSpace = hiddenBoard[moveTo.getRow() + 1, moveTo.getCol() - 1];
}
if (jumpedSpace.hasPiece() && jumpedSpace.getPiece().getPlayer() == DriverForm.p1)
{
capturedSpace = jumpedSpace;
return(true);
}
}
} //End jump move
} //End non-king move
else if (moveFrom.getPiece().getIsKing()) //king move
{
//Slide move
if ((Math.Abs(moveTo.getRow() - moveFrom.getRow()) == 1) && (Math.Abs(moveTo.getCol() - moveFrom.getCol()) == 1))
{
return(true);
}
//Jump move
else if ((Math.Abs(moveTo.getRow() - moveFrom.getRow()) == 2) && (Math.Abs(moveTo.getCol() - moveFrom.getCol()) == 2))
{
if (moveTo.getCol() < moveFrom.getCol() && moveTo.getRow() < moveFrom.getRow())
{
jumpedSpace = hiddenBoard[moveTo.getRow() + 1, moveTo.getCol() + 1];
}
else if (moveTo.getCol() > moveFrom.getCol() && moveTo.getRow() > moveFrom.getRow())
{
jumpedSpace = hiddenBoard[moveTo.getRow() - 1, moveTo.getCol() - 1];
}
else if (moveTo.getCol() > moveFrom.getCol() && moveTo.getRow() < moveFrom.getRow())
{
jumpedSpace = hiddenBoard[moveTo.getRow() + 1, moveTo.getCol() - 1];
}
else if (moveTo.getCol() < moveFrom.getCol() && moveTo.getRow() > moveFrom.getRow())
{
jumpedSpace = hiddenBoard[moveTo.getRow() - 1, moveTo.getCol() + 1];
}
if (curPlayer == DriverForm.p1)
{
if (jumpedSpace.hasPiece() && jumpedSpace.getPiece().getPlayer() == DriverForm.p2)
{
capturedSpace = jumpedSpace;
return(true);
}
}
else if (curPlayer == DriverForm.p2)
{
if (jumpedSpace.hasPiece() && jumpedSpace.getPiece().getPlayer() == DriverForm.p1)
{
capturedSpace = jumpedSpace;
return(true);
}
}
} //End jump move
} //End king move
return(false);
}
