简易贪吃蛇

Snake Game

一个使用C++实现的控制台简易贪吃蛇小游戏，刚开始做项目训练。

使用方式

使用W，S，A，D来实现上下左右移动，Q退出，P暂停。

注意事项

• 要C++ 11或以上的版本
• 作者是在读大学生，如果你对我的代码有任何问题或优化方法，请务必告知❤️❤️

代码

#include <iostream>
#include <random>
#include <vector>
#include <Windows.h>
#include <conio.h>
#include <fstream>
using namespace std;const int WIDTH  = 22;
const int LENGTH = 32;// 蛇头的朝向
enum Direction {UP,DOWN,LEFT,RIGHT
};class GameMap {
public:char gameMap[WIDTH][LENGTH];	// 游戏地图int food_x, food_y;	// 食物的坐标int Score;	// 得分int Round;	// 轮次int AllTimeHigh_score;	// 历史最高得分public:GameMap(){for (int j = 0; j < LENGTH; j++) gameMap[0][j] = gameMap[WIDTH - 1][j] = '-';	// 上下边界for (int i = 1; i < WIDTH-1; i++) gameMap[i][0] = gameMap[i][LENGTH - 1] = '|';	// 左右边界for (int i = 1; i < WIDTH - 1; i++) for (int j = 1; j < LENGTH - 1; j++) gameMap[i][j] = ' ';	// 中间清空Score = Round = AllTimeHigh_score = 0;	// 初始化，Round用0是因为程序员的第一是0generate_food();}void generate_food(){random_device rd;mt19937 gen(rd());uniform_int_distribution<> dist_x(1, WIDTH - 2);	food_x = dist_x(gen);uniform_int_distribution<> dist_y(1, LENGTH - 2);	food_y = dist_y(gen);gameMap[food_x][food_y] = '$';}void show(){system("cls");  // 清屏刷新cout << "All-time high score: " << loadHighScore() << ", Round: " << Round << ", Score: " << Score << endl;for (int i = 0; i < WIDTH; i++){for (int j = 0; j < LENGTH; j++) cout << gameMap[i][j];cout << endl;}}int loadHighScore(){ifstream ifs("AllTimeHighScore.txt", ios::in);int hs = 0;if (ifs >> hs) return hs;return 0;}void saveHighScore(int hs){ofstream ofs("AllTimeHighScore.txt", ios::out);ofs << hs;}
};class Snake : public GameMap {
private:vector<pair<int, int>> mySnake;	// 蛇的坐标int head_x, head_y;	// 蛇头Direction Dir;		// 蛇头朝向public:Snake(){head_x = 10, head_y = 15;mySnake.push_back(make_pair(head_x, head_y));mySnake.push_back(make_pair(head_x, head_y-1));	// 初始时设置蛇的长度为2gameMap[head_x][head_y] = '0';gameMap[head_x][head_y] = 'o';Dir = RIGHT;}bool control_direction(){if (_kbhit()){char key = _getch();switch (key){case 'w': if(Dir != DOWN)	Dir = UP;		break;case 's': if(Dir != UP)		Dir = DOWN;		break;case 'a': if(Dir != RIGHT)	Dir = LEFT;		break;case 'd': if(Dir != LEFT)	Dir = RIGHT;	break;case 'p': system("pause");	break;case 'q': return false;}}return true;}bool move(){// 更新头部switch (Dir){case UP:    head_x--; break;case DOWN:  head_x++; break;case LEFT:  head_y--; break;case RIGHT: head_y++; break;}mySnake.insert(mySnake.begin(), make_pair(head_x, head_y));// 撞墙检测if (head_x <= 0 || head_x >= WIDTH-1 || head_y <= 0 || head_y >= LENGTH-1){cout << "You hit the wall!" << endl;return false;}// 撞到自己检测for (int i = 1; i < (int)mySnake.size(); i++)if (mySnake[i].first == head_x && mySnake[i].second == head_y){cout << "You are eating yourself!" << endl;return false;}// 吃到食物了if (head_x == food_x && head_y == food_y){if (Round < 3) Score += 5;else if (Round < 7) Score += 10;else if (Round < 10) Score += 15;else if (Round < 30) Score += 20;else if (Round < 50) Score += 25;else if (Round < 100) Score += 30;else Score += 50;generate_food();Round++;}// 没吃到，要删除蛇尾else{gameMap[mySnake.back().first][mySnake.back().second] = ' ';mySnake.pop_back();}gameMap[head_x][head_y] = '0';gameMap[mySnake[1].first][mySnake[1].second] = 'o';return true;}void run(){while (true){bool q = control_direction();if (!move() || !q){cout << "Game over!" << endl;if (Score > AllTimeHigh_score) saveHighScore(Score);return;}show();if (Round < 3) Sleep(1000);else if (Round < 7) Sleep(700);else if (Round < 10) Sleep(500);else if (Round < 30) Sleep(400);else if (Round < 50) Sleep(300);else if (Round < 100) Sleep(200);else Sleep(100);}}
};int main()
{Snake snake;snake.run();return 0;
}

如果你喜欢的话，能不能给我的github处也点各⭐：https://github.com/Shu-Jvan/Snake-Game