private void HandleStart()
{
// Fire start event
if (OnGameStart != null)
{
GameBoardEventArgs gameBoardEventArgs = new GameBoardEventArgs(board, boardState);
OnGameStart(this, gameBoardEventArgs);
}
if (boardState.CurrentPlayer == PieceType.Red)
{
// Red player is first
gameState = GameState.RedToMove;
}
else
{
// Black player is first
gameState = GameState.BlackToMove;
}
// Fire player event
if (OnPlayerChanged != null)
{
if (boardState.CurrentPlayer == PieceType.Red)
{
PlayerEventArgs playerEventArgs = new PlayerEventArgs(board, boardState, redPlayer);
OnPlayerChanged(this, playerEventArgs);
}
else
{
PlayerEventArgs playerEventArgs = new PlayerEventArgs(board, boardState, blackPlayer);
OnPlayerChanged(this, playerEventArgs);
}
}
}
private void run()
{
while (gameState != GameState.End)
{
if (gameState == GameState.Start)
{
HandleStart();
}
else if (gameState == GameState.RedToMove)
{
// Ask the player for a move
Move move = redPlayer.GetMove(board, boardState);
boardState = boardState.PlayMove(move);
// Fire the event player moved
if (OnPlayerMove != null)
{
PlayerMoveEventArgs playerMoveEventArgs = new PlayerMoveEventArgs(board, boardState, redPlayer, move);
OnPlayerMove(this, playerMoveEventArgs);
}
gameState = GameState.RedMoved;
}
else if (gameState == GameState.RedMoved)
{
// Check if there are any possible moves
Move[] moves = board.GetPossibleMoves(boardState);
if (moves.Length == 0)
{
if (OnGameEnd != null)
{
GameBoardEventArgs gameBoardEventArgs = new GameBoardEventArgs(board, boardState);
OnGameEnd(this, gameBoardEventArgs);
}
gameState = GameState.End;
}
else
{
if (OnPlayerChanged != null)
{
PlayerEventArgs playerEventArgs = new PlayerEventArgs(board, boardState, blackPlayer);
OnPlayerChanged(this, playerEventArgs);
}
gameState = GameState.BlackToMove;
}
}
else if (gameState == GameState.BlackToMove)
{
// Ask the player for a move
Move move = blackPlayer.GetMove(board, boardState);
boardState = boardState.PlayMove(move);
// Fire the event player moved
if (OnPlayerMove != null)
{
PlayerMoveEventArgs playerMoveEventArgs = new PlayerMoveEventArgs(board, boardState, blackPlayer, move);
OnPlayerMove(this, playerMoveEventArgs);
}
gameState = GameState.BlackMoved;
}
else if (gameState == GameState.BlackMoved)
{
// Check if there are any possible moves
Move[] moves = board.GetPossibleMoves(boardState);
if (moves.Length == 0)
{
if (OnGameEnd != null)
{
GameBoardEventArgs gameBoardEventArgs = new GameBoardEventArgs(board, boardState);
OnGameEnd(this, gameBoardEventArgs);
}
gameState = GameState.End;
}
else
{
if (OnPlayerChanged != null)
{
PlayerEventArgs playerEventArgs = new PlayerEventArgs(board, boardState, redPlayer);
OnPlayerChanged(this, playerEventArgs);
}
gameState = GameState.RedToMove;
}
}
}
}