/**
* This function first calls the AI to get a space to move to.
* Next it updates the gui
* Finally makes a call to determineEndgame to check if the game is over or not.
*/
void makeComputerMove()
{
computersMove = true;
int compMove = TTTAI.getMove(buttons, 'O', 'X', this.difficulty); // Get computer's move.
bool error = true;
switch (compMove) // Update the board to reflect computer's move.
{
case 0:
error = killButton(this.button1, 0);
break;
case 1:
error = killButton(this.button2, 1);
break;
case 2:
error = killButton(this.button3, 2);
break;
case 3:
error = killButton(this.button4, 3);
break;
case 4:
error = killButton(this.button5, 4);
break;
case 5:
error = killButton(this.button6, 5);
break;
case 6:
error = killButton(this.button7, 6);
break;
case 7:
error = killButton(this.button8, 7);
break;
case 8:
error = killButton(this.button9, 8);
break;
}
if (!error) // An error occurred, the computer did not make a move.!!!
{
Form dd = new TTTDialogForm("ERROR");
dd.ShowDialog();
}
determineEndgame(false);
}
/**
* @param userJustMoved: true if the user just made a move, false if the computer just made a move.
*
* This method is called each time a move is made. If the game is over as a result, show a dialog and
* then reset the board. If the game is not over, then it's either the computer or the user's turn.
*/
void determineEndgame(bool userJustMoved)
{
if (isGameOver())
{
// Game is over
// Determine Winner.
string message = "";
if (this.winner == 'X')
{
// User wins.
if (this.AI)
{
this.wins++;
message = "You Won!";
}
else
{
message = "P1 Wins!";
}
}
else if (this.winner == 'O')
{
// Computer wins; user loses.
if (this.AI)
{
this.losses++;
message = "You Lost!";
}
else
{
message = "P2 Wins!";
}
}
else
{
// There is no winner.
if (this.AI)
{
this.ties++;
}
message = "You Tied!";
}
// Show dialog
Form endgameDialog = new TTTDialogForm(message); // Message is either "You Won!" "You Tied!" or "You Lost!"
endgameDialog.ShowDialog();
// Reset the board
this.gameInProgress = false;
reinitializeBoard();
}
else
{
if (userJustMoved && this.AI)
{
// Now the computer gets to make a move.
makeComputerMove();
}
else if (!this.AI)
{
if (!this.p2Turn)
{
this.p2Turn = true;
}
else
{
this.p2Turn = false;
}
}
}
}
