c# 井字棋 小游戏源码

【核心代码】

 public partial class Form1 : Form
    {
        private int[,] statusMatrix;        //棋盘上的状态，0为无子，1为电脑下子，10为人下子
        bool finished;
        bool Computerfirst;
        public Form1()
        {
            InitializeComponent();
            statusMatrix = new int[3, 3];
            initializeGame();
            Computerfirst = false;
        }
        public void initializeGame()
        {
            resetMatrix();
            finished = false;
            initializeDisplay();
        }
        private void resetMatrix()
        {
            for (int i = 0; i < 3; i )
                for (int j = 0; j < 3; j )
                    statusMatrix[i, j] = 0;
        }
        private void initializeDisplay()  //初始化棋盘
        {
            Bitmap userchess = new Bitmap(38, 38);    //绘制玩家棋子图例
            Graphics g;
            g = Graphics.FromImage(userchess);
            Pen p1 = new Pen(Color.DarkRed, 4);
            g.DrawLine(p1, new Point(1, 1), new Point(37, 37));
            g.DrawLine(p1, new Point(1, 37), new Point(37, 1));
            human_pic.Image = userchess;
            Bitmap computerchess = new Bitmap(38, 38);//绘制电脑棋子图例
            g = Graphics.FromImage(computerchess);
            Pen p2 = new Pen(Color.DarkBlue, 4);
            g.DrawEllipse(p2, 1, 1, 35, 35);
            compu_pic.Image = computerchess;
            
            
            
            Bitmap mainGround = new Bitmap(450, 450);
            g = Graphics.FromImage(mainGround);
            Pen p = new Pen(Color.Gray, 4);
            for (int i = 0; i < 2; i )
            {
                g.DrawLine(p, new Point((i 1) * 150, 0), new Point((i 1) * 150, 450));
                g.DrawLine(p, new Point( 0,(i 1) * 150), new Point(450,(i 1) * 150 ));
            }
            
            pictureBox1.Image = mainGround;
            
           
        }
        private void displayChess()
        {   
            Bitmap mainGround = new Bitmap(450, 450);
            Graphics g;
            g = Graphics.FromImage(mainGround);
            Pen p1 = new Pen(Color.DarkBlue, 4);
            Pen p2=new Pen(Color.DarkRed,4);
            Pen p = new Pen(Color.Gray, 4);
            for (int i = 0; i < 2; i )
            {
                g.DrawLine(p, new Point((i 1) * 150, 0), new Point((i 1) * 150, 450));
                g.DrawLine(p, new Point(0, (i 1) * 150), new Point(450, (i 1) * 150));
            }
     
            for (int i = 0; i < 3;i )
                for (int j = 0; j < 3; j )
                {
                    if (statusMatrix[i, j] == 1)
                        g.DrawEllipse(p1, i * 150 10, 450 - j * 150 - 120 - 10, 120, 120);
                    if (statusMatrix[i, j] ==10)
                    {
                        g.DrawLine(p2, new Point(i * 150 10, 450 - j * 150 - 10), new Point(i * 150 130, 450 - j * 150 - 130));
                        g.DrawLine(p2, new Point(i * 150 10, 450 - j * 150 - 130), new Point(i * 150 130, 450 - j * 150 - 10));
                    }
                }
                    pictureBox1.Image = mainGround;
        }
       
        public void toNextStep()
        {
            THINK chess=new THINK();
            statusMatrix =chess.getNextStep(statusMatrix);
            int gameresult=chess.checkFinished();
          
                switch (gameresult)
                {
                    case 1:
                        finished = true;
                        label3.Text = "游戏结束，电脑赢了！";
                        break;
                    case 10:
                        finished = true;
                        label3.Text = "游戏结束，你赢了！";
                        break;
                    case 100:
                        finished = true;
                        label3.Text = "游戏结束，打成平手！";
                        break;
                    default:
                        finished = false;
                        label3.Text = "请下子^-^";
                        break;
                }
           
        }
        private void pictureBox1_MouseClick(object sender, MouseEventArgs e)
        {
            if (!finished)
            {
                int positionX = e.X / 150;
                int positionY = (450 - e.Y) / 150;
                if (statusMatrix[positionX, positionY] == 0)
                {
                    statusMatrix[positionX, positionY] = 10;
                    toNextStep();
                    displayChess();
                }
            }
        }
        private void button1_Click(object sender, EventArgs e)
        {
            initializeGame();
            if (Computerfirst)
            {
                toNextStep();
                displayChess();
            }
        }
        private void Form1_Load(object sender, EventArgs e)
        {
        }
        private void label2_Click(object sender, EventArgs e)
        {
            
        }
        private void pictureBox1_Click(object sender, EventArgs e)
        {
           
        }
        private void radioButton1_CheckedChanged(object sender, EventArgs e)
        {
            Computerfirst = false;
        }
        private void radioButton2_CheckedChanged(object sender, EventArgs e)
        {
            Computerfirst = true;
        }

        }