C语言小游戏3-贪吃蛇

#define _CRT_SECURE_NO_WARNINGS

#pragma warning(disable:4996)

#include

#include

#include

#include

#include

#include

#define High 20

#define Wide 60

int speed = 0;  //定义一个全局变量控制小蛇蛇的速度

char name[100] = "游客选手"; //用户名称

void Snake_Menu()

{

COORD pos;

pos.X = 50;

pos.Y = 10;

SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);

printf("Dxs版贪吃蛇\n\n\n");

printf("\t\t\t\t\t         请选择游戏难度:\n\n");

printf("\t\t\t\t\t       简单模式请按键盘'1'\n\n");

printf("\t\t\t\t\t       困难模式请按键盘'2'\n\n");

printf("\t\t\t\t\t       噩梦模式请按键盘'3'\n\n");

printf("\t\t\t\t\t       注册用户请按键盘'4'\n\n");

printf("\t\t\t\t\t       退出游戏请按ESC键！\n");

}

void Register()

{

system("cls");

COORD pos;

pos.X = 50;

pos.Y = 10;

SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);

printf("Dxs版贪吃蛇\n\n\n");

printf("\t\t\t\t\t         请输入用户名称:");

scanf("%s", name);

printf("注册成功!请按任意键返回游戏！\n");

char ch = _getch();

system("cls");

}

void Draw_map()

{

printf("\t\t\t贪吃蛇小游戏\n");

for (int i = 0; i <= High; i++)

{

for (int j = 0; j <= Wide; j++)

{

if (i==0||j==0||i== High || j == Wide)

{

printf("&");

}

else {

printf(" ");

}

}

if (i == 5)

{

printf("   作者：Dxs 日期：2019-8-3");

}

if (i == 6)

{

printf("   游戏按键提示如下：");

}

if (i == 7)

{

printf("   上:w W ↑ 8");

}

if (i == 8)

{

printf("   下:s S ↓ 2");

}

if (i == 9)

{

printf("   左:a A ← 4");

}

if (i == 10)

{

printf("   右:d D → 6");

}

if (i == 11)

{

printf("   暂停：space(空格键)");

}

printf("\n");

}

}

typedef struct body

{

int x;

int y;

}BODY;

typedef struct Snake

{

BODY list[Wide*High];

int size;

BODY food;

int dx;

int dy;

int score;

COORD coord;//光标信息

BODY tail;

}Snake;

void init_food(Snake *snake)    //食物初始化

{

srand((unsigned int)time(NULL));

snake->food.x = rand() % (Wide-2)+1;

snake->food.y = rand() % (High-2)+2;

}

void init_snake(Snake *snake)

{

//蛇头初始化

snake->list[0].x = Wide / 2;

snake->list[0].y = High / 2;

//蛇尾初始化

snake->list[1].x = Wide / 2-1;

snake->list[1].y = High / 2;

//初始化蛇的大小

snake->size = 2;

snake->score = 0;

snake->dx = 1;

snake->dy = 0;

init_food(snake);

}

//移动光标

void test()

{

COORD pos;

pos.X = 20;

pos.Y = 30;

//设置光标的位置

SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);

}

//隐藏光标

void hide_cur()

{

//隐藏控制台的光标

CONSOLE_CURSOR_INFO cci;

cci.dwSize = sizeof(cci);

cci.bVisible = FALSE;

SetConsoleCursorInfo(GetStdHandle(STD_OUTPUT_HANDLE), &cci);

}

//4.打印蛇和食物

void Show_ui(Snake *snake)

{

for (int i = 0; i < snake->size; i++)

{

//把蛇的位置坐标给光标的位置

snake->coord.X = snake->list[i].x;

snake->coord.Y = snake->list[i].y;

//移动光标

SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), snake->coord);

if (i == 0)

{

printf("@");

}

else

{

printf("*");

}

}

//显示食物

//把食物的坐标给光标

snake->coord.X = snake->food.x;

snake->coord.Y = snake->food.y;

SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), snake->coord);

printf("$");

//将原来的蛇尾打印为空。

snake->coord.X = snake->tail.x;

snake->coord.Y = snake->tail.y;

SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), snake->coord);

printf(" ");

}

//移动蛇

void move_snake(Snake *snake)

{

//记录蛇尾的坐标

snake->tail.x = snake->list[snake->size - 1].x;

snake->tail.y = snake->list[snake->size - 1].y;

//更新蛇的身体坐标，除蛇头外

for (int i = snake->size - 1; i > 0; i--)

{

//原来蛇头的位置赋值给蛇身，前面的蛇身位置赋值给后面的蛇身

snake->list[i] = snake->list[i - 1];

}

//更新蛇头的位置

snake->list[0].x += snake->dx;

snake->list[0].y += snake->dy;

}

void Eat_food(Snake * snake)

{

if (snake->list[0].x == snake->food.x&&snake->list[0].y == snake->food.y)

{

init_food(snake);

snake->size += 1;

//分数增加

snake->score += 100;

}

}

char key2 = 0;   //存储上一个按键值，通过两次按键比较防止小蛇可以反身撞击自己

void control_snake(Snake * snake)

{

char key = 0;

COORD pos;

if (_kbhit())

{

key = _getch();

switch (key)

{

case 'w':

case 'W':

case '8':

case 72:

if (key2 == 's' || key2 == 'S' || key2 == 80||key2=='2')

{

break;

}

else

{

snake->dx = 0;

snake->dy = -1;

key2 = key;

}

break;

case 's':

case 'S':

case '2':

case 80:

if (key2 == 'w' || key2 == 'W' || key2 == 72||key2=='8')

{

break;

}

else

{

snake->dx = 0;

snake->dy = 1;

key2 = key;

}

break;

case 'a':

case 'A':

case '4':

case 75:

if (key2 == 'd' || key2 == 'D' || key2 == 77||key2=='6')

{

break;

}

else

{

snake->dx = -1;

snake->dy = 0;

key2 = key;

}

break;

case 'd':

case 'D':

case '6':

case 77:

if (key2 == 'a' || key2 == 'A' || key2 == 75||key2=='4')

{

break;

}

else

{

snake->dx = 1;

snake->dy = 0;

key2 = key;

}

break;

case 32:

pos.X = Wide/2-10;

pos.Y = High/2;

//设置光标的位置

SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);

printf("游戏暂停！任意键继续！\n");

_getch();

system("cls");

Draw_map();

break;

default:

break;

}

}

}

//游戏结束

void game_over(Snake * snake)

{

snake->coord.X = 0;

snake->coord.Y = 10;

SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), snake->coord);

printf("            ####         #       ##     ##   ######         #####    #       #   ######   #######     ##\n"

   "          ##            # #      ##     ##   #             #     #    #     #    #        #     ##    ##\n"

           "          ##  ####     #####     # #   # #   ######        #     #     #   #     ######   # ##        ##\n"

   "          ##    ##    #     #    #  # #  #   #             #     #      # #      #        #   ##        \n"

           "           ######    #       #   #   #   #   ######         #####        #       ######   #     ##    ##\n");

printf("\n\n\t\t您的分数为：%d分", snake->score);

Sleep(10000);

exit(0);

}

//蛇是否碰到自己

void snake_eat_body(Snake *snake)

{

//如果蛇头碰到蛇身的任何一个，都算碰到自己，游戏结束

for (int i = 1; i < snake->size; i++)

{

if (snake->list[0].x == snake->list[i].x&&snake->list[0].y == snake->list[i].y)

{

//游戏结束

system("cls");

game_over(snake);

}

}

}

void CurrentScoreAndUser(Snake* snake)

{

COORD pos;

pos.X = 64;

pos.Y = 2;

//设置光标的位置

SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);

printf("当前得分:%d\n", snake->score);

pos.X = 64;

pos.Y = 3;

SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);

printf("当前用户:%s\n", name);

}

//5.游戏业务逻辑

void start_game(Snake *snake)

{

init_snake(snake);

move_snake(snake);

Show_ui(snake);

while (snake->list[0].x < Wide&&snake->list[0].y < High&&snake->list[0].x>=1&&snake->list[0].y>=2)

{

//1.控制蛇的方向

control_snake(snake);

//2。蛇移动，是不断的改变蛇的坐标和打印蛇

move_snake(snake);

Show_ui(snake);

//更新蛇的坐标

//打印蛇

//3.蛇是否碰到自己

snake_eat_body(snake);

//4.蛇是否碰到食物（食物消失，产生新的事物）

Eat_food(snake);

CurrentScoreAndUser(snake);

Sleep(speed);//控制蛇的速度

}

system("cls");

game_over(snake);

}

int main(void)

{

    Loop:

Loop2:

hide_cur();

Snake_Menu();

char ss = _getch();

switch (ss)

{

case '1':

speed = 800;

system("cls");

break;

case '2':

speed = 400;

system("cls");

break;

case '3':

speed = 80;

system("cls");

break;

case '4':

Register();

goto Loop2;

system("cls");

break;

case 27:

exit(0);

break;

default:

printf("输入错误，请重新输入！");

Sleep(2000);

goto Loop;

break;

}

Draw_map();

//2.申请蛇的结构体空间

Snake *snake = (Snake *)malloc(sizeof(Snake));

start_game(snake);

printf("\n");

system("pause");

return 0;

}