C++ 简单的控制台贪吃蛇小游戏

　　由于比较懒，所以不怎么写，觉得这样不应该。我应该对自己学的做出整理，不管是高端低端，写出来是自己的。

 // 贪吃蛇.cpp : 定义控制台应用程序的入口点。
 //

 #include "stdafx.h"
 #include<iostream>
 #include"Windows.h"
 #include<ctime>

 nData g_Snake[];
 nData g_Food;

 using namespace std;
 int _tmain(int argc, _TCHAR* argv[])
 {
     int nKeyState = ;
     int nSnakeMove = ;
     int nSnakeLeng = ;
     bool bSnake = false;

     //初始化食物
     srand((unsigned)time(NULL));
     g_Food.X = rand() %  + ;
     g_Food.Y = rand() %  + ;

     //初始化蛇头

     g_Snake[].X = ;
     g_Snake[].Y = ;

     while (true)
     {
         system("CLS");
         //开始菜单键盘输入
         if (nKeyState < )
         {
             if (KEY_DOWN(VK_DOWN))
             {
                 nKeyState++;
                 if (nKeyState > )
                 {
                     nKeyState = ;
                 }
             }
             else if (KEY_DOWN(VK_UP))
             {
                 nKeyState--;
                 if (nKeyState < )
                 {
                     nKeyState = ;
                 }
             }
             else if (KEY_DOWN(VK_RETURN))
             {
                 if (nKeyState == e_Menu_StartGame)
                 {
                     nKeyState = e_GO_StartGame;
                 }
             }
         }
         //蛇动作
         else if (nKeyState == e_GO_StartGame)
         {
             //备份蛇头
             g_Snake[].XOD = g_Snake[].X;
             g_Snake[].YOD = g_Snake[].Y;

             if (KEY_DOWN(VK_UP))
             {
                 if (nSnakeMove == e_Move_Down)
                 {
                     nSnakeMove = e_Move_Down;
                 }
                 else
                 {
                     nSnakeMove = e_Move_Up;
                 }
             }
             else if (KEY_DOWN(VK_DOWN))
             {
                 if (nSnakeMove == e_Move_Up)
                 {
                     nSnakeMove = e_Move_Up;
                 }
                 else
                 {
                     nSnakeMove = e_Move_Down;
                 }
             }
             else if (KEY_DOWN(VK_LEFT))
             {

                 if (nSnakeMove == e_Move_Right)
                 {
                     nSnakeMove = e_Move_Right;
                 }
                 else
                 {
                     nSnakeMove = e_Move_Left;
                 }
             }
             else if (KEY_DOWN(VK_RIGHT))
             {
                 if (nSnakeMove == e_Move_Left)
                 {
                     nSnakeMove = e_Move_Left;
                 }
                 else
                 {
                     nSnakeMove = e_Move_Right;
                 }
             }
         }
         switch (nSnakeMove)
         {
         case e_Move_Up: g_Snake[].X--; break;
         case e_Move_Down: g_Snake[].X++; break;
         case e_Move_Left: g_Snake[].Y--; break;
         case e_Move_Right: g_Snake[].Y++; break;
         }

         //蛇撞墙
         if (nGameFrame[g_Snake[].X][g_Snake[].Y] == )
         {
             nKeyState = e_GO_GameOver;
         }
         //过关
         if (nSnakeLeng == )
         {
             nKeyState = e_Go_WinGame;
         }

         //蛇吃到自己`
         for (int i = ; i <= nSnakeLeng; i++)
         {
             if (g_Snake[i].X == g_Snake[].X&&g_Snake[i].Y == g_Snake[].Y)
             {
                 nKeyState = e_GO_GameOver;
             }
         }

         //遍历蛇身位置
         for (int i = ; i < nSnakeLeng; i++)
         {
             g_Snake[i].XOD = g_Snake[i].X;
             g_Snake[i].YOD = g_Snake[i].Y;
             g_Snake[i].X = g_Snake[i - ].XOD;
             g_Snake[i].Y = g_Snake[i - ].YOD;
         }

         //吃到食物
         if (g_Food.X==g_Snake[].X&&g_Food.Y==g_Snake[].Y)
         {
             srand((unsigned)time(NULL));
             g_Food.X = rand() %  + ;
             g_Food.Y = rand() %  + ;
             nSnakeLeng++;
         }

         //渲染.
         if (nKeyState < )
         {
             cout << "■■■■■■■■■■■■■■■■■" << endl;
             cout << "■■■■■■■■■■■■■■■■■" << endl;
             cout << "■■■■                  ■■■■" << endl;
             if (nKeyState == e_Menu_StartGame)
             {
                 cout << "■■■■   >-开始游戏     ■■■■" << endl;
                 cout << "■■■■     游戏设置     ■■■■" << endl;
                 cout << "■■■■     游戏结束     ■■■■" << endl;
             }
             else if (nKeyState == e_Menu_GameSet)
             {
                 cout << "■■■■     开始游戏     ■■■■" << endl;
                 cout << "■■■■   >-游戏设置     ■■■■" << endl;
                 cout << "■■■■     游戏结束     ■■■■" << endl;
             }
             else if (nKeyState == e_Menu_EndGame)
             {
                 cout << "■■■■     开始游戏     ■■■■" << endl;
                 cout << "■■■■     游戏设置     ■■■■" << endl;
                 cout << "■■■■   >-游戏结束     ■■■■" << endl;
             }
             cout << "■■■■                  ■■■■" << endl;
             cout << "■■■■■■■■■■■■■■■■■" << endl;
             cout << "■■■■■■■■■■■■■■■■■" << endl;
         }
         else if (nKeyState==e_GO_StartGame)
         {
             for (int i = ; i < ; i++)
             {
                 for (int a = ; a < ; a++)
                 {
                     for (int n = ; n < nSnakeLeng; n++)
                     {
                         if (i == g_Snake[n].X&&a == g_Snake[n].Y)
                         {
                             bSnake = true;
                             break;
                         }
                         else
                         {
                             bSnake = false;
                         }
                     }
                     if (nGameFrame[i][a] == )
                     {
                         cout << "■";
                     }
                     else if (i == g_Snake[].X&&a == g_Snake[].Y)
                     {
                         cout << "◎";
                     }
                     else if (bSnake == true)
                     {
                         cout << "●";
                     }
                     else if (i == g_Food.X&&a == g_Food.Y)
                     {
                         cout << "◆";
                     }
                     else
                     {
                         cout << "  ";
                     }
                 }
                 cout << endl;
             }
         }
         else if (nKeyState == e_GO_GameOver)
         {
             cout << "GAME OVER"<<endl;
         }
         else if (nKeyState==e_Go_WinGame)
         {
             cout << "老铁666！"<<endl;
         }

     }
     return ;
 }

控制台贪吃蛇小游戏