贪吃蛇小游戏C语言代码

以下是一个简单的贪吃蛇小游戏的 C 语言代码，仅供参考：

#include <stdio.h>
#include <stdlib.h>
#include <conio.h>
#include <windows.h>
#include <time.h>

#define WIDTH 60
#define HEIGHT 20

int x, y; // 贪吃蛇头部的坐标
int fruit_x, fruit_y; // 水果的坐标
int tail_x[100], tail_y[100]; // 贪吃蛇身体的坐标
int nTail; // 贪吃蛇身体的长度
enum eDirection { STOP = 0, LEFT, RIGHT, UP, DOWN }; // 贪吃蛇的移动方向
enum eDirection dir;
int score; // 得分

void Setup()
{
    // 初始化游戏
    dir = STOP;
    x = WIDTH / 2;
    y = HEIGHT / 2;
    srand(time(NULL));
    fruit_x = rand() % (WIDTH - 2) + 1;
    fruit_y = rand() % (HEIGHT - 2) + 1;
    nTail = 0;
    score = 0;
}

void Draw()
{
    // 绘制游戏界面
    system("cls");
    for (int i = 0; i < WIDTH + 2; i++)
        printf("#");
    printf("\n");
    for (int i = 0; i < HEIGHT; i++)
    {
        for (int j = 0; j < WIDTH; j++)
        {
            if (j == 0)
                printf("#");
            if (i == y && j == x)
                printf("O");
            else if (i == fruit_y && j == fruit_x)
                printf("F");
            else
            {
                int bDraw = 0;
                for (int k = 0; k < nTail; k++)
                {
                    if (tail_x[k] == j && tail_y[k] == i)
                    {
                        printf("o");
                        bDraw = 1;
                    }
                }
                if (!bDraw)
                    printf(" ");
            }
            if (j == WIDTH - 1)
                printf("#");
        }
        printf("\n");
    }
    for (int i = 0; i < WIDTH + 2; i++)
        printf("#");
    printf("\n");
    printf("Score: %d\n", score);
}

void Input()
{
    // 处理用户输入
    if (_kbhit())
    {
        switch (_getch())
        {
        case 'a':
            dir = LEFT;
            break;
        case 'd':
            dir = RIGHT;
            break;
        case 'w':
            dir = UP;
            break;
        case 's':
            dir = DOWN;
            break;
        case 'x':
            dir = STOP;
            break;
        case 'q':
            exit(0);
            break;
        }
    }
}

void Logic()
{
    // 处理游戏逻辑
    int prev_tail_x = tail_x[0];
    int prev_tail_y = tail_y[0];
    int prev2_tail_x, prev2_tail_y;
    tail_x[0] = x;
    tail_y[0] = y;
    for (int i = 1; i < nTail; i++)
    {
        prev2_tail_x = tail_x[i];
        prev2_tail_y = tail_y[i];
        tail_x[i] = prev_tail_x;
        tail_y[i] = prev_tail_y;
        prev_tail_x = prev2_tail_x;
        prev_tail_y = prev2_tail_y;
    }
    switch (dir)
    {
    case LEFT:
        x--;
        break;
    case RIGHT:
        x++;
        break;
    case UP:
        y--;
        break;
    case DOWN:
        y++;
        break;
    }
    if (x == 0 || x == WIDTH - 1 || y == 0 || y == HEIGHT - 1) // 碰到边缘
    {
        printf("\a"); // 发出警告声
        Sleep(1000);
        Setup();
    }
    for (int i = 0; i < nTail; i++) // 碰到自己的身体
    {
        if (tail_x[i] == x && tail_y[i] == y)
        {
            printf("\a"); // 发出警告声
            Sleep(1000);
            Setup();
        }
    }
    if (x == fruit_x && y == fruit_y) // 吃到水果
    {
        score += 10;
        nTail++;
        srand(time(NULL));
        fruit_x = rand() % (WIDTH - 2) + 1;
        fruit_y = rand() % (HEIGHT - 2) + 1;
    }
}

int main()
{
    Setup();
    while (true)
    {
        Draw();
        Input();
        Logic();
        Sleep(50);
    }
    return 0;
}