private void initializeBoard(CheckersGameBoard.eBoardSize i_BoardSize)
{
if (!CheckersGameBoard.IsBoardSizeValid((byte)i_BoardSize))
{
throw new ArgumentException();
}
m_CheckersBoard = new CheckersGameBoard(i_BoardSize);
}
private void initializeBoard(CheckersGameBoard.eBoardSize i_BoardSize)
{
if (!CheckersGameBoard.IsBoardSizeValid((byte)i_BoardSize))
{
throw new ArgumentException();
}
m_CheckersBoard = new CheckersGameBoard(i_BoardSize);
}
public void MovePiece(Position i_DstPosition, CheckersGameBoard i_CheckersBoard)
{
i_CheckersBoard.MovePieceOnBoard(m_CurrPosition, i_DstPosition);
CurrPosition = i_DstPosition;
if (i_CheckersBoard.IsPieceOnEdgeOfBoard(m_CurrPosition) && !m_King)
{
turnManToKing(i_CheckersBoard);
}
}
public CellChangedEventArgs(Position i_CellPosition, CheckersGameBoard.eCellMode i_CellMode)
{
if (!Enum.IsDefined(typeof(CheckersGameBoard.eCellMode), i_CellMode))
{
throw new ArgumentOutOfRangeException("i_CellMode");
}
CellPosition = i_CellPosition;
NewCellMode = i_CellMode;
}
// Initializes the game - players and board size
public void InitializeGameLogic(
CheckersGameBoard.eBoardSize i_BoardSize,
string i_Player1Name,
string i_Player2Name,
bool i_IsPlayer2Human)
{
const bool v_Human = true;
initializeBoard(i_BoardSize);
m_Player1 = new PlayerInfo(i_Player1Name, v_Human, ePlayerTag.First);
m_Player2 = new PlayerInfo(i_Player2Name, i_IsPlayer2Human, ePlayerTag.Second);
m_CurrPlayerTurn = m_Player1;
buildPlayersPiecesList();
}
// Piece checks if a suggested move is valid
private bool isMoveValid(Position i_PositionToExamine, CheckersGameBoard i_CheckersGameBoard, out bool o_IsMoveCapture)
{
o_IsMoveCapture = false;
bool moveValid = !i_CheckersGameBoard.IsPositionOutOfBounds(i_PositionToExamine);
if (moveValid)
{
moveValid &= i_CheckersGameBoard[i_PositionToExamine.Row, i_PositionToExamine.Col] == CheckersGameBoard.eCellMode.Empty;
Position?possibleCapturePosition = GetPossibleCapturePositionIfExists(i_PositionToExamine);
// If the new position is 2 cells far from the current one
if (possibleCapturePosition != null)
{
int middleRow = possibleCapturePosition.Value.Row;
int middleCol = possibleCapturePosition.Value.Col;
if (r_Owner == ePlayerTag.First)
{
moveValid &= i_CheckersGameBoard[middleRow, middleCol]
== CheckersGameBoard.eCellMode.Player2Piece ||
i_CheckersGameBoard[middleRow, middleCol]
== CheckersGameBoard.eCellMode.Player2King;
}
else
{
// if(r_Owner == ePlayerTag.Second)
moveValid &= i_CheckersGameBoard[middleRow, middleCol]
== CheckersGameBoard.eCellMode.Player1Piece ||
i_CheckersGameBoard[middleRow, middleCol]
== CheckersGameBoard.eCellMode.Player1King;
}
// If the move is valid and distance is 2 cells - it's a capture move
o_IsMoveCapture = moveValid;
}
}
return(moveValid);
}
// Goes over possible moves of a piece and adds it into the list if it's a valid move for this part of the round
public void AddLegalMovesToList(
LinkedList <Move> i_LegalMovesList,
CheckersGameBoard i_CheckersGameBoard,
bool i_OnlyCaptureMoves)
{
int maxIndexOfPossibleMove = m_King ? k_KingNumberOfPossibleMoves : k_ManNumberOfPossibleMoves;
Position newPossiblePosition;
bool captureMove;
for (int i = 0; i < maxIndexOfPossibleMove; ++i)
{
newPossiblePosition = CurrPosition.AddPosition(r_PossibleMoves[i]);
if (isMoveValid(newPossiblePosition, i_CheckersGameBoard, out captureMove) &&
((i_OnlyCaptureMoves && captureMove) || !i_OnlyCaptureMoves))
{
// Create a linkedList node and add it to the legal moves list - Source: currPosition, Dst: newLegalPosition
Move tempMove = new Move(m_CurrPosition, newPossiblePosition);
LinkedListNode <Move> tempNode = new LinkedListNode <Move>(tempMove);
// If we only need capture moves and it's a capture move; or if we don't nessecarily need a capture move - add to list:
i_LegalMovesList.AddLast(tempNode);
}
}
}
public void RemovePiece(CheckersGameBoard i_CheckersBoard)
{
i_CheckersBoard.ErasePieceFromBoard(m_CurrPosition);
}
private void turnManToKing(CheckersGameBoard i_CheckersBoard)
{
m_King = true;
i_CheckersBoard.TurnManToKingOnBoard(m_CurrPosition);
}
public void RemovePiece(CheckersGameBoard i_CheckersBoard)
{
i_CheckersBoard.ErasePieceFromBoard(m_CurrPosition);
}
private void turnManToKing(CheckersGameBoard i_CheckersBoard)
{
m_King = true;
i_CheckersBoard.TurnManToKingOnBoard(m_CurrPosition);
}
public void MovePiece(Position i_DstPosition, CheckersGameBoard i_CheckersBoard)
{
i_CheckersBoard.MovePieceOnBoard(m_CurrPosition, i_DstPosition);
CurrPosition = i_DstPosition;
if (i_CheckersBoard.IsPieceOnEdgeOfBoard(m_CurrPosition) && !m_King)
{
turnManToKing(i_CheckersBoard);
}
}
// Piece checks if a suggested move is valid
private bool isMoveValid(Position i_PositionToExamine, CheckersGameBoard i_CheckersGameBoard, out bool o_IsMoveCapture)
{
o_IsMoveCapture = false;
bool moveValid = !i_CheckersGameBoard.IsPositionOutOfBounds(i_PositionToExamine);
if (moveValid)
{
moveValid &= i_CheckersGameBoard[i_PositionToExamine.Row, i_PositionToExamine.Col] == CheckersGameBoard.eCellMode.Empty;
Position? possibleCapturePosition = GetPossibleCapturePositionIfExists(i_PositionToExamine);
// If the new position is 2 cells far from the current one
if(possibleCapturePosition != null)
{
int middleRow = possibleCapturePosition.Value.Row;
int middleCol = possibleCapturePosition.Value.Col;
if (r_Owner == ePlayerTag.First)
{
moveValid &= i_CheckersGameBoard[middleRow, middleCol]
== CheckersGameBoard.eCellMode.Player2Piece
|| i_CheckersGameBoard[middleRow, middleCol]
== CheckersGameBoard.eCellMode.Player2King;
}
else
{
// if(r_Owner == ePlayerTag.Second)
moveValid &= i_CheckersGameBoard[middleRow, middleCol]
== CheckersGameBoard.eCellMode.Player1Piece
|| i_CheckersGameBoard[middleRow, middleCol]
== CheckersGameBoard.eCellMode.Player1King;
}
// If the move is valid and distance is 2 cells - it's a capture move
o_IsMoveCapture = moveValid;
}
}
return moveValid;
}
// Goes over possible moves of a piece and adds it into the list if it's a valid move for this part of the round
public void AddLegalMovesToList(
LinkedList<Move> i_LegalMovesList,
CheckersGameBoard i_CheckersGameBoard,
bool i_OnlyCaptureMoves)
{
int maxIndexOfPossibleMove = m_King ? k_KingNumberOfPossibleMoves : k_ManNumberOfPossibleMoves;
Position newPossiblePosition;
bool captureMove;
for (int i = 0; i < maxIndexOfPossibleMove; ++i)
{
newPossiblePosition = CurrPosition.AddPosition(r_PossibleMoves[i]);
if (isMoveValid(newPossiblePosition, i_CheckersGameBoard, out captureMove)
&& ((i_OnlyCaptureMoves && captureMove) || !i_OnlyCaptureMoves))
{
// Create a linkedList node and add it to the legal moves list - Source: currPosition, Dst: newLegalPosition
Move tempMove = new Move(m_CurrPosition, newPossiblePosition);
LinkedListNode<Move> tempNode = new LinkedListNode<Move>(tempMove);
// If we only need capture moves and it's a capture move; or if we don't nessecarily need a capture move - add to list:
i_LegalMovesList.AddLast(tempNode);
}
}
}