C语言实现贪吃蛇游戏（单人版）

本文实例为大家分享了C语言实现贪吃蛇游戏的具体代码，供大家参考，具体内容如下

相比于第一个：贪吃蛇游戏，功能更加丰富

#include"snake.h"
//蛇的移动
void move_snake();
//画出蛇
void draw_snake();
//产生食物
void creatfood();
//判断蛇是否吃到食物
void eatfood();
//判断蛇是否死掉
void SnakeState();

int main()
{
 //设置窗口大小
 system("mode con cols=110 lines=31");
 //设置标题
 SetConsoleTitleA("贪吃蛇");

 //播放bgm
 playmusic();

 //初始化蛇
begin:
 snake.CH = VK_RIGHT;//初始化方向
 snake.len = 5; //初始化长度
 snake.SPEED = 100;//初始化蛇的移动速度
 snake.coord[1].x = SCREEN_WIDETH / 2;//初始化蛇头的坐标
 snake.coord[1].y = SCREEN_HEIGHT / 2;
 snake.coord[2].x = SCREEN_WIDETH / 2-2;//初始化蛇头的坐标
 snake.coord[2].y = SCREEN_HEIGHT / 2;
 snake.coord[3].x = SCREEN_WIDETH / 2-4;//初始化蛇头的坐标
 snake.coord[3].y = SCREEN_HEIGHT / 2;

 //初始化食物状态
 food.flag = 1;//1表示吃到食物 0表示没有吃到食物

     //初始化食物状态
 snake.flag = 1;//1活 0死

 init_sence();//初始化游戏界面
 while (1)
 {
  colormap();
  gotoxy(0, 0);
  printf("■");
  HuiFu();
  setcolor();

  draw_snake();//画蛇
  Sleep(snake.SPEED);//蛇的移动速度
  move_snake();//移动蛇
  if(food.flag)
  creatfood();//产生食物
  eatfood();//判断是否吃到食物
  SnakeState();//判断蛇是否死亡
  if (!snake.flag)break;
 }
 system("cls");
 gotoxy(SCREEN_WIDETH/2, SCREEN_HEIGHT/2-4);
 printf(" GAME OVER!!!");
 gotoxy(SCREEN_WIDETH / 2-6, SCREEN_HEIGHT / 2+2);
 printf("你的得分是：\t\t\t%d ",snake.len-1);
 gotoxy(SCREEN_WIDETH / 2-6, SCREEN_HEIGHT / 2+4);
 printf("我不服再来：\t\t\tCTRL ");
 gotoxy(SCREEN_WIDETH / 2-6, SCREEN_HEIGHT / 2+6);
 printf("算了垃圾游戏毁我青春:\t\tESC");

 while (1)
 {
  if (GetAsyncKeyState(VK_CONTROL))
  {
   system("cls");
   goto begin;
  }
  else if (GetAsyncKeyState(VK_ESCAPE))
   return 0;
 }
}

//蛇的移动
void move_snake()
{
 //判断是否有按键操作
 if (GetAsyncKeyState(up))
 {
  if(snake.CH!=down)snake.CH = up;
 }
 else if (GetAsyncKeyState(down))
 {
  if (snake.CH != up)snake.CH = down;
 }
 else if (GetAsyncKeyState(right))
 {
  if (snake.CH != left)snake.CH = right;
 }
 else if (GetAsyncKeyState(left))
 {
  if (snake.CH != right)snake.CH = left;
 }
 else if (GetAsyncKeyState(VK_F1))
 {
  if(snake.SPEED>=50)snake.SPEED -= 10;
 }
 else if (GetAsyncKeyState(VK_F2))
 {
  if (snake.SPEED <= 100)snake.SPEED += 10;
 }
 //游戏难度设置
 if (snake.len >= 30 && snake.SPEED >= 10)snake.SPEED -= 2;
 //根据检测到的方向改变蛇头的位置
 switch (snake.CH)
 {
 case right:snake.coord[1].x += 2; break;
 case left:snake.coord[1].x -= 2; break;
 case up:snake.coord[1].y -= 1; break;
 case down:snake.coord[1].y += 1; break;
 }

}

//画出蛇
void draw_snake()
{
 //画出蛇头
 gotoxy(snake.coord[1].x, snake.coord[1].y);
 printf("□");

 //画出蛇身，直接一个for循环实现
 for (int i = 2; i < snake.len; i++)
 {
  gotoxy(snake.coord[i].x, snake.coord[i].y);
  printf("□");
 }
 //擦掉尾巴
 HuiFu();
 gotoxy(snake.coord[snake.len].x, snake.coord[snake.len].y);
 printf(" ");

 //遍历每一节蛇
 for (int i = snake.len; i >1; i--)
 {
  snake.coord[i].x = snake.coord[i - 1].x;
  snake.coord[i].y = snake.coord[i - 1].y;
 }

 gotoxy(0, 0);
 printf("■");
 gotoxy(85, 25);
 printf("得分:%d ", snake.len-1);
 gotoxy(85, 22);
 printf("速度:%dms/步 ", snake.SPEED);

}

//产生食物
void creatfood()
{
 //随机种子生成
 srand((unsigned)time(NULL));
 if(food.flag)
 while (1)
 {
  food.x = rand() % 80;
  food.y = rand() % 30;
  if (food.x % 2 == 0 && food.x >= 2 && food.x <= 78 && food.y > 1 && food.y < 30)
  {
   int flag = 0;
   //判断产生的食物可不可能在蛇的身体上
   for (int i = 1; i <= snake.len; i++)
   {
    if (snake.coord[i].x == food.x&&snake.coord[i].y == food.y)
    {
     flag = 1;
     break;
    }
   }
   if (flag)continue;
   //绘制食物
   else
   {
    colorfood();
    gotoxy(food.x, food.y);
    printf("⊙");
    HuiFu();
    food.flag = 0;
    break;
   }
  }
 }
 food.flag = 0;
}

//判断蛇是否吃到食物
void eatfood()
{
 //只需要判断蛇头是否与食物重合
  if (food.x == snake.coord[1].x&&food.y == snake.coord[1].y)
  {
   snake.len+=1;
   food.flag = 1;
  }
}

//判断蛇是否死掉
void SnakeState()
{
 if (snake.coord[1].x < 2 || snake.coord[1].x>78 || snake.coord[1].y < 1 || snake.coord[1].y>29)
  snake.flag = 0;

 for (int i = 2; i <= snake.len; i++)
 {
  if (snake.coord[1].x == snake.coord[i].x&&snake.coord[1].y == snake.coord[i].y)
   snake.flag = 0;
 }

}

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