private void gameTimer_Tick(object sender, EventArgs e)
{
counter++;
gameTimerLabel.Text = (10 - counter) + " seconds remaining...";
if (!playersTurn && counter >= currAiTimeout)
{
stopTimer();
Board b = new Board(board, boardWinLen);
//Hi, I'm a tic-tac-ro-bot
int[] ai = Ttt.getAiMove(b);
//robot dies, what a pity
if (ai != null)
{
if ((crossFirst && playerStarts) || (!crossFirst && !playerStarts))
{
updatePictureBox(board[ai[0], ai[1]], 'o');
}
else
{
updatePictureBox(board[ai[0], ai[1]], 'x');
}
}
//warning, this funny game may soon end!
if (performEndOfTurnChecks(b))
{
startTimer();
playersTurn = true;
}
}
else if (playersTurn && counter >= 10)
{
stopTimer();
playersTurn = false;
performEndOfTurnChecks(null);
}
}
private bool performEndOfTurnChecks(Board b)
{
if (b == null || Ttt.gameOver(b))
{
char winner = ' ';
if (b != null)
{
winner = Ttt.winner(b);
}
else
{
if ((crossFirst && playerStarts) || (!crossFirst && !playerStarts))
{
winner = 'o';
}
else
{
winner = 'x';
}
}
string msg, shortmsg;
if (winner == ' ')
{
msg = "What a duel! However, it ended with a draw.";
shortmsg = "draw";
}
else if ((crossFirst && (winner == 'x' && playerStarts || winner == 'o' && !playerStarts)) ||
(!crossFirst && (winner == 'x' && !playerStarts || winner == 'o' && playerStarts)))
{
msg = "Congratz to the true mastermind, you've beaten the pseudo-random number generator"
+ " implemented by Microsoft! Awesome indeed!";
if ((crossFirst && playerStarts) || (!crossFirst && !playerStarts))
{
shortmsg = "x (player) won";
}
else
{
shortmsg = "o (player) won";
}
}
else
{
msg = "It seems that you have lost.";
if ((crossFirst && playerStarts) || (!crossFirst && !playerStarts))
{
shortmsg = "o (AI) won";
}
else
{
shortmsg = "x (AI) won";
}
}
statusLabel.Text = "Game over, " + shortmsg + ".";
TreeNode n = gameHistoryTree.Nodes[0];
TreeNode node = n.Nodes[n.Nodes.Count - 1];
n.Expand();
node.Nodes.Add(shortmsg);
node.Expand();
MessageBox.Show(this, msg, "Game over", MessageBoxButtons.OK, MessageBoxIcon.Information);
playersTurn = false;
return(false);
}
else
{
//staying alive...
statusLabel.Text = "Your move!";
playersTurn = true;
return(true);
}
}
