这是一个纯c语言写的贪吃蛇游戏

#include<stdio.h>
#include<stdlib.h>
#include<windows.h>
#include<time.h>
#include<conio.h>#define SNAKE_LENGTH 100//定义蛇的最大长度
#define SCREEN_WIDETH 80
#define SCREEN_HEIGHT 30//定义每一节蛇的坐标
struct coor{int x;int y;
};//枚举方向
enum CH {right = VK_RIGHT,left = VK_LEFT,up = VK_UP,down = VK_DOWN
};//定义蛇的属性
struct  snake{int len;//当前蛇的长度struct coor coord[SNAKE_LENGTH];//每一节蛇的坐标enum CH CH;//定义蛇的方向int SPEED;int flag;//定义蛇的状态   1表示存活   0表示死亡
}snake;//光标移动函数
void gotoxy(int x, int y)
{COORD pos;pos.X = x;pos.Y = y;SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);
}//初始化游戏界面
void init_sence()
{//初始化上下墙for (int i = 0; i < SCREEN_WIDETH; i += 2){gotoxy(i,0);printf("■");gotoxy(i, SCREEN_HEIGHT);printf("■");}//初始化左右墙for (int i = 0; i <=SCREEN_HEIGHT; i++){gotoxy(0, i);printf("■");gotoxy(SCREEN_WIDETH,i);printf("■");}//打印提示信息gotoxy(SCREEN_WIDETH + 5, 2);printf("\t\t贪吃蛇");gotoxy(SCREEN_WIDETH + 5, 6);printf("2018//12//1");gotoxy(SCREEN_WIDETH + 5, 8);printf("作者：小豆芽");gotoxy(SCREEN_WIDETH + 5, 10);printf("F1:加速\tF2：减速");gotoxy(SCREEN_WIDETH + 5, 12);printf("CTRL:继续\t空格：暂停");gotoxy(SCREEN_WIDETH + 5, 14);printf("ESC:退出游戏");gotoxy(SCREEN_WIDETH + 5, 28);printf("建议：QQ：2862841130:::");
}struct foodcoord {int x;int y;int flag;//定义食物的状态
}food;//**这是c程序**#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");//初始化蛇
begin:snake.CH = VK_RIGHT;//初始化方向snake.len = 5; //初始化长度snake.SPEED = 300;//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){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>=100)snake.SPEED -= 50;}else if (GetAsyncKeyState(VK_F2)){if (snake.SPEED <= 3000)snake.SPEED += 100;}//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);}//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{gotoxy(food.x, food.y);printf("⊙");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;}}