贪吃蛇小项目(c++实现)

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模块结构

  1. 墙模块
  2. 食物模块
  3. 蛇模块
  4. 主程序

代码

墙模块(wall.h)

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#ifndef TANCHISHE_WALL_H
#define TANCHISHE_WALL_H

#include <iostream>
using namespace std;

class Wall{
public:
    enum {ROW = 20, COL = 30};
    // 初始化墙壁
    void initWall();
    // 画出墙壁
    void drawWall();
    // 根据索引设置二维数据里的内容
    void setWall(int x, int y, char c);
    // 根据索引获取当前位置的符号
    char getWall(int x, int y);
private:
    char  gameArray[ROW][COL];
};
#endif //TANCHISHE_WALL_H

食物模块(food.h)

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#ifndef TANCHISHE_FOOD_H
#define TANCHISHE_FOOD_H

#include <iostream>
#include "wall.h"
using namespace std;

class Food{
public:
    Food(Wall &tempWall);
    // 设置食物
    void setFood();
private:
    int foodX;
    int foodY;
    Wall &wall;
};
#endif //TANCHISHE_FOOD_H

蛇模块(snake.h)

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#ifndef TANCHISHE_SNAKE_H
#define TANCHISHE_SNAKE_H

#include <iostream>
#include "wall.h"
#include "food.h"

using namespace std;

class Snake {
public:
    Snake(Wall &tempWall, Food &tempFood);

    enum {
        UP = 'w', DOWN = 's', LEFT = 'a', RIGHT = 'd'
    };
    struct Point {
        int x;
        int y;
        Point *next;
    };

    // 初始化
    void initSnake();

    // 销毁节点
    void destroyPoint();

    // 添加节点
    void addPoint(int x, int y);

    // 删除节点
    void delPoint();

    // 移动蛇
    bool move(char key);

    // 设定难度
    // 获取刷屏时间
    int getSleepTime();

    // 获取蛇身段
    int countList();

    // 获取分数
    int getScore();

private:
    Point *pHead;
    Wall &wall;
    Food &food;
    bool isRool;  // 判断循环表示
};

#endif //TANCHISHE_SNAKE_H

主程序(game.cpp)

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#include <iostream>
#include "wall.h"
#include "snake.h"
#include "food.h"
#include <ctime>
#include <conio.h>
#include <windows.h>

// 定位光标
void gotoxy(HANDLE hOut1, int x, int y) {
    COORD pos;
    pos.X = x;
    pos.Y = y;
    SetConsoleCursorPosition(hOut1, pos);
}

HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE); // 定义显示器句柄变量

int main() {
    // 添加随机数种子
    srand((unsigned int) time(NULL));

    // 是否死亡的标识
    bool isDead = false;

    // 上一次按键标识
    bool preKey = true;


    Wall wall;
    wall.initWall();
    wall.drawWall();

    Food food(wall);
    food.setFood();

    Snake snake(wall, food);
    snake.initSnake();

    gotoxy(hOut, 0, Wall::ROW);
    cout << "score：" << snake.getScore() << " points" << endl;

    while (!isDead) {
        // 接受用户输入
        char key = _getch();
        // 第一次按左键，不激活游戏
        if (preKey && key == snake.LEFT) {
            continue;
        }
        preKey = false;
        do {
            if (key == snake.UP || key == snake.DOWN || key == snake.LEFT || key == snake.RIGHT) {
                if (snake.move(key)) {
                    //system("cls");
                    //wall.drawWall();
                    gotoxy(hOut, 0, Wall::ROW);
                    cout << "score：" << snake.getScore() << " points" << endl;
                    Sleep(snake.getSleepTime());
                } else {
                    isDead = true;
                    break;
                }
            } else {
                cout << "input error, please input again" << endl;
                break;
            }
        } while (!_kbhit()); // 没有键盘输入的时候，返回0
    }

    system("pause");
    return 0;
}

结果

代码地址

github