C#实现简单的井字游戏实例

更新时间：2020年6月25日 11:28 点击：2163

本文实例讲述了C#实现简单的井字游戏。分享给大家供大家参考。具体如下：

/*
 * Created using: SharpDevelop
 * Created by: Tony Misner
 * Date: 1/2/2007
 * Time: 2:34 PM
 * 
 */
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Windows.Forms;
namespace TicTacToe
{
  /// <summary>
  /// This is a basic one player versus computer game of TicTacToe
  /// </summary>
  public partial class frmMain
  {
   string playerTurn = "0";
   string playerSymbol = "X";
   string computerSymbol = "O";
   int playCounter = 0;
   [STAThread]
   public static void Main(string[] args)
   {
    Application.EnableVisualStyles();
    Application.SetCompatibleTextRenderingDefault(false);
    Application.Run(new frmMain());
   }
   public frmMain()
   {
    InitializeComponent();  
   }
   void Label1Click(object sender, System.EventArgs e)
   {
    bool playerDone = false;
    string labelText = label1.Text;
    if (playerClick(labelText) == true)
    {
     label1.Text = playerSymbol;
     playerDone = true;
    }     
    else
    {
     return ;
    }
    if (checkWin() == true)
    {
     resetGame();
    }
    else
    {
     computerGo();
     if (checkWin() == true)
     {
       resetGame();
     }
    }
   }   
   void Label2Click(object sender, System.EventArgs e)
   {
    bool playerDone = false;
    string labelText = label2.Text;
    if (playerClick(labelText) == true)
    {
     label2.Text = playerSymbol;
     playerDone = true;
    }     
    else
    {
     return ;
    }
    if (checkWin() == true)
    {
     resetGame();
    }
    else
    {
     computerGo();
     if (checkWin() == true)
     {
       resetGame();
     }
    }
   }   
   void Label3Click(object sender, System.EventArgs e)
   {
    bool playerDone = false;
    string labelText = label3.Text;
    if (playerClick(labelText) == true)
    {
     label3.Text = playerSymbol;
     playerDone = true;
    }     
    else
    {
     return ;
    }
    if (checkWin() == true)
    {
     resetGame();
    }
    else
    {
     computerGo();
     if (checkWin() == true)
     {
       resetGame();
     }
    }
   }
   void Label4Click(object sender, System.EventArgs e)
   {
    bool playerDone = false;
    string labelText = label4.Text;
    if (playerClick(labelText) == true)
    {
     label4.Text = playerSymbol;
     playerDone = true;
    }     
    else
    {
     return ;
    }
    if (checkWin() == true)
    {
     resetGame();
    }
    else
    {
     computerGo();
     if (checkWin() == true)
     {
       resetGame();
     }
    }
   }   
   void Label5Click(object sender, System.EventArgs e)
   {
    bool playerDone = false;
    string labelText = label5.Text;
    if (playerClick(labelText) == true)
    {
     label5.Text = playerSymbol;
     playerDone = true;
    }     
    else
    {
     return ;
    }
    if (checkWin() == true)
    {
     resetGame();
    }
    else
    {
     computerGo();
     if (checkWin() == true)
     {
       resetGame();
     }
    }
   }   
   void Label6Click(object sender, System.EventArgs e)
   {
    bool playerDone = false;
    string labelText = label6.Text;
    if (playerClick(labelText) == true)
    {
     label6.Text = playerSymbol;
     playerDone = true;
    }     
    else
    {
     return ;
    }
    if (checkWin() == true)
    {
     resetGame();
    }
    else
    {
     computerGo();
     if (checkWin() == true)
     {
       resetGame();
     }
    }
   }   
   void Label7Click(object sender, System.EventArgs e)
   {
    bool playerDone = false;
    string labelText = label7.Text;
    if (playerClick(labelText) == true)
    {
     label7.Text = playerSymbol;
     playerDone = true;
    }     
    else
    {
     return ;
    }
    if (checkWin() == true)
    {
     resetGame();
    }
    else
    {
     computerGo();
     if (checkWin() == true)
     {
       resetGame();
     }
    }
   }   
   void Label8Click(object sender, System.EventArgs e)
   {
    bool playerDone = false;
    string labelText = label8.Text;
    if (playerClick(labelText) == true)
    {
     label8.Text = playerSymbol;
     playerDone = true;
    }     
    else
    {
     return ;
    }
    if (checkWin() == true)
    {
     resetGame();
    }
    else
    {
     computerGo();
     if (checkWin() == true)
     {
       resetGame();
     }
    }
   }
   void Label9Click(object sender, System.EventArgs e)
   {
    bool playerDone = false;
    string labelText = label9.Text;
    if (playerClick(labelText) == true)
    {
     label9.Text = playerSymbol;
     playerDone = true;
    }     
    else
    {
     return ;
    }
    if (checkWin() == true)
    {
     resetGame();
    }
    else
    {
     computerGo();
     if (checkWin() == true)
     {
       resetGame();
     }
    }
   }
   bool playerClick(string labelText)
   {
    if (playerTurn == "1" && labelText == "" && playCounter < 4)
    {
     playerTurn = "2";
     lblTurn.Text = "Player 2 Turn";
     playCounter++;
     return true;
    } else if (playCounter == 4)
    {
     toolStripTotal.Text = ((Convert.ToInt32(toolStripTotal.Text)) + 1).ToString();
     toolStripDraw.Text = ((Convert.ToInt32(toolStripDraw.Text)) + 1).ToString();
     MessageBox.Show("Draw","Game Over", MessageBoxButtons.OK, MessageBoxIcon.Stop);
     resetGame();
    }
    return false;
   }
   bool checkWin()
   {
    bool win = false;
    if (label1.Text == label2.Text && label2.Text == label3.Text && label1.Text != "")
    {
     win = true;
    }
    else if (label4.Text == label5.Text && label5.Text == label6.Text && label4.Text != "")
    {
     win = true;
    }
    else if (label7.Text == label8.Text && label8.Text == label9.Text && label7.Text != "")
    {
     win = true;
    }
    else if (label1.Text == label4.Text && label4.Text == label7.Text && label1.Text != "")
    {
     win = true;
    }
    else if (label2.Text == label5.Text && label5.Text == label8.Text && label2.Text != "")
    {
     win = true;
    }
    else if (label3.Text == label6.Text && label6.Text == label9.Text && label3.Text != "")
    {
     win = true;
    }
    else if (label1.Text == label5.Text && label5.Text == label9.Text && label1.Text != "")
    {
     win = true;
    }
    else if (label3.Text == label5.Text && label5.Text == label7.Text && label3.Text != "")
    {
     win = true;
    }
    if (win == true)
    {
     toolStripTotal.Text = ((Convert.ToInt32(toolStripTotal.Text)) + 1).ToString();
     if (playerTurn == "1")
     {
       toolStripLost.Text = ((Convert.ToInt32(toolStripLost.Text)) + 1).ToString();
       MessageBox.Show("Player 2 has won!","Game Over", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
       return win = true;
     }
     else
     {
       toolStripWon.Text = ((Convert.ToInt32(toolStripWon.Text)) + 1).ToString();
       MessageBox.Show("Player 1 has won!","Game Over", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
       return win = true;
     }
    }
    return win;
   }
   void resetGame()
   {
    label1.Text = "";
    label2.Text = "";
    label3.Text = "";
    label4.Text = "";
    label5.Text = "";
    label6.Text = "";
    label7.Text = "";
    label8.Text = "";
    label9.Text = "";
    playerTurn = "1";
    playCounter = 0;
    lblTurn.Text = "Player 1 Turn";
   }
   void computerGo()
   {
    bool computerDone = false;
    computerDone = computerGoForWin();
    if (computerDone == false)
    {
     computerDone = computerGoForBlock();
     if (computerDone == false)
     {
       computerDone = computerGoRandom();    
     }
    }
    playerTurn = "1";
    lblTurn.Text = "Player 1 Turn";
   }
   bool computerGoForWin()
   {
    bool computerDone = false;
    if (label1.Text == computerSymbol && label2.Text == computerSymbol && label3.Text == "")
    {
     label3.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label1.Text == computerSymbol && label3.Text == computerSymbol && label2.Text == "")
    {
     label2.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label2.Text == computerSymbol && label3.Text == computerSymbol && label1.Text == "")
    {
     label1.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label4.Text == computerSymbol && label5.Text == computerSymbol && label6.Text == "")
    {
     label6.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label4.Text == computerSymbol && label6.Text == computerSymbol && label5.Text == "")
    {
     label5.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label5.Text == computerSymbol && label6.Text == computerSymbol && label4.Text == "")
    {
     label4.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label7.Text == computerSymbol && label8.Text == computerSymbol && label9.Text == "")
    {
     label9.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label7.Text == computerSymbol && label9.Text == computerSymbol && label8.Text == "")
    {
     label8.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label8.Text == computerSymbol && label9.Text == computerSymbol && label7.Text == "")
    {
     label7.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label1.Text == computerSymbol && label4.Text == computerSymbol && label7.Text == "")
    {
     label7.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label1.Text == computerSymbol && label7.Text == computerSymbol && label4.Text == "")
    {
     label4.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label4.Text == computerSymbol && label7.Text == computerSymbol && label1.Text == "")
    {
     label1.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label2.Text == computerSymbol && label5.Text == computerSymbol && label8.Text == "")
    {
     label8.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label2.Text == computerSymbol && label8.Text == computerSymbol && label5.Text == "")
    {
     label5.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label5.Text == computerSymbol && label8.Text == computerSymbol && label2.Text == "")
    {
     label2.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label3.Text == computerSymbol && label6.Text == computerSymbol && label9.Text == "")
    {
     label9.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label3.Text == computerSymbol && label9.Text == computerSymbol && label6.Text == "")
    {
     label6.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label6.Text == computerSymbol && label9.Text == computerSymbol && label3.Text == "")
    {
     label3.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label1.Text == computerSymbol && label5.Text == computerSymbol && label9.Text == "")
    {
     label9.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label5.Text == computerSymbol && label9.Text == computerSymbol && label1.Text == "")
    {
     label1.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label1.Text == computerSymbol && label9.Text == computerSymbol && label5.Text == "")
    {
     label5.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label3.Text == computerSymbol && label5.Text == computerSymbol && label7.Text == "")
    {
     label7.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label3.Text == computerSymbol && label7.Text == computerSymbol && label5.Text == "")
    {
     label5.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label5.Text == computerSymbol && label7.Text == computerSymbol && label3.Text == "")
    {
     label3.Text = computerSymbol;
     return computerDone = true;
    }
    return computerDone = false;
   }
   bool computerGoForBlock()
   {
    bool computerDone = false;
    if (label1.Text == playerSymbol && label2.Text == playerSymbol && label3.Text == "")
    {
     label3.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label1.Text == playerSymbol && label3.Text == playerSymbol && label2.Text == "")
    {
     label2.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label2.Text == playerSymbol && label3.Text == playerSymbol && label1.Text == "")
    {
     label1.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label4.Text == playerSymbol && label5.Text == playerSymbol && label6.Text == "")
    {
     label6.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label4.Text == playerSymbol && label6.Text == playerSymbol && label5.Text == "")
    {
     label5.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label5.Text == playerSymbol && label6.Text == playerSymbol && label4.Text == "")
    {
     label4.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label7.Text == playerSymbol && label8.Text == playerSymbol && label9.Text == "")
    {
     label9.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label7.Text == playerSymbol && label9.Text == playerSymbol && label8.Text == "")
    {
     label8.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label8.Text == playerSymbol && label9.Text == playerSymbol && label7.Text == "")
    {
     label7.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label1.Text == playerSymbol && label4.Text == playerSymbol && label7.Text == "")
    {
     label7.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label1.Text == playerSymbol && label7.Text == playerSymbol && label4.Text == "")
    {
     label4.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label4.Text == playerSymbol && label7.Text == playerSymbol && label1.Text == "")
    {
     label1.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label2.Text == playerSymbol && label5.Text == playerSymbol && label8.Text == "")
    {
     label8.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label2.Text == playerSymbol && label8.Text == playerSymbol && label5.Text == "")
    {
     label5.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label5.Text == playerSymbol && label8.Text == playerSymbol && label2.Text == "")
    {
     label2.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label3.Text == playerSymbol && label6.Text == playerSymbol && label9.Text == "")
    {
     label9.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label3.Text == playerSymbol && label9.Text == playerSymbol && label6.Text == "")
    {
     label6.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label6.Text == playerSymbol && label9.Text == playerSymbol && label3.Text == "")
    {
     label3.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label1.Text == playerSymbol && label5.Text == playerSymbol && label9.Text == "")
    {
     label9.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label5.Text == playerSymbol && label9.Text == playerSymbol && label1.Text == "")
    {
     label1.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label1.Text == playerSymbol && label9.Text == playerSymbol && label5.Text == "")
    {
     label5.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label3.Text == playerSymbol && label5.Text == playerSymbol && label7.Text == "")
    {
     label7.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label3.Text == playerSymbol && label7.Text == playerSymbol && label5.Text == "")
    {
     label5.Text = computerSymbol;
     return computerDone = true;
    }
    else if (label5.Text == playerSymbol && label7.Text == playerSymbol && label3.Text == "")
    {
     label3.Text = computerSymbol;
     return computerDone = true;
    }
    return computerDone = false;
   }
   bool computerGoRandom()
   {
    bool computerDone = false;
    Random random = new Random();
    do
    {
     int position = random.Next(1,10);
     switch(position)
     {
       case 1:
        if (label1.Text == "")
        {
         label1.Text = computerSymbol;
         return computerDone = true;
        }
        break;
       case 2:
        if (label2.Text == "")
        {
         label2.Text = computerSymbol;
         return computerDone = true;
        }
        break;
       case 3:
        if (label3.Text == "")
        {
         label3.Text = computerSymbol;
         return computerDone = true;
        }
        break;
       case 4:
        if (label4.Text == "")
        {
         label4.Text = computerSymbol;
         return computerDone = true;
        }
        break;
       case 5:
        if (label5.Text == "")
        {
         label5.Text = computerSymbol;
         return computerDone = true;
        }
        break;
       case 6:
        if (label6.Text == "")
        {
         label6.Text = computerSymbol;
         return computerDone = true;
        }
        break;
       case 7:
        if (label7.Text == "")
        {
         label7.Text = computerSymbol;
         return computerDone = true;
        }
        break;
       case 8:
        if (label8.Text == "")
        {
         label8.Text = computerSymbol;
         return computerDone = true;
        }
        break;
       case 9:
        if (label9.Text == "")
        {
         label9.Text = computerSymbol;
         return computerDone = true;
        }
        break;
     }
    }while (computerDone == false);
    return computerDone = false;
   }
   void BtnExitClick(object sender, System.EventArgs e)
   {
    if (MessageBox.Show("Are you sure you want to exit?","Exit?",MessageBoxButtons.YesNo,MessageBoxIcon.Question) == DialogResult.Yes)
    {
     Application.Exit();
    }
   }
   void ExitToolStripMenuItemClick(object sender, System.EventArgs e)
   {
    BtnExitClick(sender,e);
   }
   void BtnNewGameClick(object sender, System.EventArgs e)
   {
    if (MessageBox.Show("Are you sure you want to restart?","Restart?",MessageBoxButtons.YesNo,MessageBoxIcon.Question) == DialogResult.Yes)
    {
     toolStripTotal.Text = ((Convert.ToInt32(toolStripTotal.Text)) + 1).ToString();
     toolStripDraw.Text = ((Convert.ToInt32(toolStripDraw.Text)) + 1).ToString();
     resetGame();
    }
   }
   void NewGameToolStripMenuItemClick(object sender, System.EventArgs e)
   {
    BtnNewGameClick(sender, e);
   }
   void AboutToolStripMenuItemClick(object sender, System.EventArgs e)
   {
    frmAbout about = new frmAbout();
    about.ShowDialog();
   }
  }
}

希望本文所述对大家的C#程序设计有所帮助。

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