private void AIMove()//Will be called when it is time for the AI to perform a move
{
Invalidate();
string status = Engine.ComputerMove(); //Calls the method for the AI to make its move, logic and board manipulation done inside GameEngine
if (status == "w") //Below is how the form knows what the game engine means/if no moves should be allowed
{
MessageBox.Show("Congratulations, You Win!");
gameover = true;
}
else if (status == "l")
{
MessageBox.Show("You Lose!");
gameover = true;
}
else if (status == "t")
{
MessageBox.Show("You Tied!");
gameover = true;
}
Invalidate();
}
private void Form1_MouseClick(object sender, MouseEventArgs e)
{
Graphics g = CreateGraphics();
ApplyTransform(g);
PointF[] p = { new Point(e.X, e.Y) };
g.TransformPoints(CoordinateSpace.World,
CoordinateSpace.Device, p);
if (p[0].X < 0 || p[0].Y < 0) return;
int i = (int)(p[0].X / block);
int j = (int)(p[0].Y / block);
if (i > 2 || j > 2) return;
else if (grid[i, j] == CellSelection.N) //only allow setting empty cells
{
if (!gameOver)
{
if (e.Button == MouseButtons.Left)
{
grid[i, j] = CellSelection.X;
GameEngine engine = new GameEngine(board);
if (engine.checkWin() != 0)
{
if (engine.checkWin() == 1)
{
MessageBox.Show("You win!");
gameOver = true;
Invalidate();
}
else
{
MessageBox.Show("Computer wins");
gameOver = true;
Invalidate();
}
}
board[((3 * j) + i)] = 1; //1 means O
turncounter++;
}
if ((turncounter % 2 == 1) && !gameOver)//default turncounter = 0, player goes first
{
GameEngine engine = new GameEngine(board);
if (engine.checkWin() != 0)
{
if (engine.checkWin() == 1)
{
Invalidate();
MessageBox.Show("You win!");
gameOver = true;
Invalidate();
}
else
{
Invalidate();
MessageBox.Show("Computer wins");
gameOver = true;
Invalidate();
}
}
if (!gameOver && turncounter < 9)
{
Point move = engine.ComputerMove();
grid[move.X, move.Y] = CellSelection.O;
board[((3 * move.Y) + move.X)] = 2;
if (engine.checkWin() != 0)
{
if (engine.checkWin() == 1)
{
Invalidate();
MessageBox.Show("You win!");
gameOver = true;
Invalidate();
}
else
{
Invalidate();
MessageBox.Show("Computer wins");
gameOver = true;
Invalidate();
}
}
}
turncounter++;
}
}
else
{
turncounter = 0;
for (int ii = 0; ii < 3; ii++)
{
for (int jj = 0; jj < 3; jj++)
{
board[((3 * ii) + jj)] = 0;
grid[ii, jj] = CellSelection.N;
}
}
gameOver = false;
}
}
else
{
MessageBox.Show("Invalid Move");
}
Invalidate();
}
private void Form1_MouseClick(object sender, MouseEventArgs e)
{
Graphics g = CreateGraphics();
ApplyTransform(g);
PointF[] p = { new Point(e.X, e.Y) };
g.TransformPoints(CoordinateSpace.World,
CoordinateSpace.Device, p);
if (p[0].X < 0 || p[0].Y < 0)
{
return;
}
int i = (int)(p[0].X / block);
int j = (int)(p[0].Y / block);
if (i > 2 || j > 2)
{
return;
}
else if (grid[i, j] == CellSelection.N) //only allow setting empty cells
{
if (!gameOver)
{
if (e.Button == MouseButtons.Left)
{
grid[i, j] = CellSelection.X;
GameEngine engine = new GameEngine(board);
if (engine.checkWin() != 0)
{
if (engine.checkWin() == 1)
{
MessageBox.Show("You win!");
gameOver = true;
Invalidate();
}
else
{
MessageBox.Show("Computer wins");
gameOver = true;
Invalidate();
}
}
board[((3 * j) + i)] = 1; //1 means O
turncounter++;
}
if ((turncounter % 2 == 1) && !gameOver)//default turncounter = 0, player goes first
{
GameEngine engine = new GameEngine(board);
if (engine.checkWin() != 0)
{
if (engine.checkWin() == 1)
{
Invalidate();
MessageBox.Show("You win!");
gameOver = true;
Invalidate();
}
else
{
Invalidate();
MessageBox.Show("Computer wins");
gameOver = true;
Invalidate();
}
}
if (!gameOver && turncounter < 9)
{
Point move = engine.ComputerMove();
grid[move.X, move.Y] = CellSelection.O;
board[((3 * move.Y) + move.X)] = 2;
if (engine.checkWin() != 0)
{
if (engine.checkWin() == 1)
{
Invalidate();
MessageBox.Show("You win!");
gameOver = true;
Invalidate();
}
else
{
Invalidate();
MessageBox.Show("Computer wins");
gameOver = true;
Invalidate();
}
}
}
turncounter++;
}
}
else
{
turncounter = 0;
for (int ii = 0; ii < 3; ii++)
{
for (int jj = 0; jj < 3; jj++)
{
board[((3 * ii) + jj)] = 0;
grid[ii, jj] = CellSelection.N;
}
}
gameOver = false;
}
}
else
{
MessageBox.Show("Invalid Move");
}
Invalidate();
}