超简单的C语言贪吃蛇（附源码）

所用知识：

一维数组的使用
结构体的使用
播放音乐函数的使用
电脑按键的检测
窗口光标坐标函数的使用

基本要素

画地图（包含刚开始的画蛇和食物）
按键检测
产生食物
判断蛇的状态

代码

game.cpp

#include <stdio.h>
#include <stdlib.h>
#include <windows.h>//坐标的API
#include <conio.h>//按键
#include <time.h>//产生随机数要用到
#include"game.h"SNAKE snake;//定义SNAKE 类型的snake，不可在.h文件中定义
FOOD food;//同上
int score = 0;//得分
char key = 'W';//键盘获得的方向
char tempkey = 'W';//当前蛇行进方向
bool changeflag = false;//用于有无吃到食物的标志//到某一指定坐标的函数
void gotoxy(int x, int y)
{HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);COORD coord; //定义结构体coord (坐标系coord)coord.X = x; //横坐标xcoord.Y = y; //纵坐标ySetConsoleCursorPosition(handle, coord); //移动光标
}
//画地图
void drawmap()
{gotoxy(50, 8);printf("——游戏开始——");gotoxy(43, 10);printf("——切换键盘为大写字母模式——");gotoxy(51, 12);system("pause");system("CLS");for (int i = 0; i <= MAP_HIGHT; i++){gotoxy(0, i);printf("■");gotoxy(MAP_WIDTH, MAP_HIGHT-i);//不同方向打印printf("■");Sleep(20);//有一个一个打印的延时效果}for (int i = 0; i < MAP_WIDTH; i += 2){gotoxy(i, 0);printf("■");//占两个横坐标，一个纵坐标gotoxy(MAP_WIDTH - i, MAP_HIGHT);printf("■");Sleep(20);}//打印说明gotoxy(100, 7);printf("按键说明：");gotoxy(100, 10);printf("W:向上");gotoxy(100, 13);printf("A:向左");gotoxy(100, 16);printf("S:向下");gotoxy(100, 19);printf("D:向右");gotoxy(100, 22);printf("当前分数：%d", score);//初始画蛇头snake.x[0] = MAP_WIDTH / 2 +1;//蛇头的坐标必须是偶数，因为■横坐标是占了两节，不明白的话把1去掉试试效果snake.y[0] = MAP_HIGHT / 2;gotoxy(snake.x[0], snake.y[0]);printf("●");//打印蛇身，方向要与初始的方向一致for (int i = 1; i < snake.len; i++) {snake.x[i] = snake.x[0];snake.y[i] = snake.y[0] + i;gotoxy(snake.x[i], snake.y[i]);printf("●");}//初始画食物food.x = MAP_WIDTH / 4;food.y = MAP_HIGHT / 2;gotoxy(food.x, food.y);printf("◆");
}
void KeyDown()
{   //无按键操作if (_kbhit()){fflush(stdin);key = _getch();//当行进方向与按键方向相反时防止自杀现象if (key != 'w' && key != 'W' && key != 's' && key != 'S' && key != 'A' && key != 'a' && key != 'd' && key != 'D')key = tempkey;else {if (tempkey == 'w' || tempkey == 'W')if (key == 's' || key == 'S')key = tempkey;if (tempkey == 's' || tempkey == 'S')if (key == 'w' || key == 'W')key = tempkey;if (tempkey == 'a' || tempkey == 'A')if (key == 'D' || key == 'd')key = tempkey;if (tempkey == 'D' || tempkey == 'd')if (key == 'a' || key == 'A')key = tempkey;tempkey = key;//非wasd键}}if (!changeflag){gotoxy(snake.x[snake.len-1 ], snake.y[snake.len-1 ]);//总共有len个蛇的身体单元●，因为数组，最后一个是len-1printf("  ");//没有吃到食物的时候要去最后把蛇尾擦除}else{snake.x[snake.len] = snake.x[snake.len - 1];//吃到食物后len+1snake.y[snake.len] = snake.y[snake.len - 1];snake.len++;}for (int i = snake.len - 1; i > 0; i--){snake.x[i] = snake.x[i - 1];snake.y[i] = snake.y[i - 1];}switch (key){case 'W':case 'w': snake.y[0]--; break;//注意gotoxy的坐标原点是左上角case 'S':case 's': snake.y[0]++; break;case 'A':case 'a': snake.x[0] -= 2; break;//占两个字符case 'D':case 'd': snake.x[0] += 2; break;default: break;}gotoxy(snake.x[0], snake.y[0]);printf("●");changeflag = false;
}
void CreatFood()
{//随机种子，产生随机数srand((unsigned)time(NULL));if (snake.x[0] == food.x&&snake.y[0] == food.y)//判断吃到食物{score++;gotoxy(100, 22);printf("当前分数：%d", score);//打印分数if (score % 10 == 0){snake.speed -= 10;}while (1){bool flag = 1;food.x = rand() % (MAP_WIDTH - 4) + 2;//减掉左右两列4个坐标，然后加上最左一列2个坐标就是宽了food.y = rand() % (MAP_HIGHT - 2) + 1;for (int i = 0; i < snake.len; i++){if (food.x == snake.x[i] && food.y == snake.y[i])//食物不能出现在自己身上{flag = 0;break;}}if (flag&&food.x % 2 == 0)//食物x坐标要为偶数{break;}}gotoxy(food.x, food.y);printf("◆");changeflag = true;}}
int SnakeState(void)
{//判断是否撞墙if (snake.x[0] == 0 || snake.x[0] == MAP_WIDTH || snake.y[0] == 0 || snake.y[0] == MAP_HIGHT)return false;for (int i = 1; i < snake.len; i++){if (snake.x[0] == snake.x[i] && snake.y[0] == snake.y[i])return false;}return true;
}

game.h

#pragma once
#ifndef GAME_H
#define GAME_H#define MAP_HIGHT 29
#define MAP_WIDTH 90
#define snake_max_len 200
#define snake_begin_len 3
#define snake_begin_speed 200struct SNAKE
{int len = snake_begin_len;int x[snake_max_len];int y[snake_max_len];int speed = snake_begin_speed;
};
struct FOOD
{int x;int y;};extern SNAKE snake;
extern FOOD food;extern int score;void gotoxy(int x, int y);
void drawmap(void);
void KeyDown(void);
void CreatFood(void);
int SnakeState(void);
#endif // !GAME_H

main.cpp

#include <stdio.h>
#include <windows.h>//坐标的API
#include <MMSystem.h>
#pragma comment(lib,"winmm.lib")
#include "game.h"int main()
{PlaySound(L"m1.wav", NULL, SND_FILENAME | SND_ASYNC | SND_LOOP);//播放声音//隐藏光标HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);CONSOLE_CURSOR_INFO cci;GetConsoleCursorInfo(hOut, &cci);cci.bVisible = FALSE;SetConsoleCursorInfo(hOut, &cci);system("CLS");drawmap();while (1){KeyDown();Sleep(snake.speed);CreatFood();if (SnakeState()==false){break;}}system("CLS");gotoxy(50, 8);printf("——游戏结束——");gotoxy(52, 10);printf("你的分数为:%d\n", score);gotoxy(51, 12);system("pause");return 0;
}

效果图

一个.cpp文件的版本（差别不大）

#include <stdio.h>
#include <stdlib.h>
#include <windows.h>//坐标的API
#include <MMSystem.h>
#pragma comment(lib,"winmm.lib")
#include <conio.h>//按键
#include <time.h>#define MAP_HIGHT 29
#define MAP_WIDTH 90
#define snake_max_len 200
#define snake_begin_len 3
#define snake_begin_speed 200
int score=0;//得分
char key = 'W';
char tempkey = 'W';
bool changeflag = false;
struct SNAKE
{int len= snake_begin_len;int x[snake_max_len];int y[snake_max_len];int speed = snake_begin_speed;
}snake;
struct FOOD
{int x;int y;}food;
void gotoxy(int x, int y)
{HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);COORD coord; //定义结构体coord (坐标系coord)coord.X = x; //横坐标xcoord.Y = y; //纵坐标ySetConsoleCursorPosition(handle, coord); //移动光标
}
void drawmap()
{for (int i = 0; i <= MAP_HIGHT; i++){gotoxy(0, i);printf("■");gotoxy(MAP_WIDTH, i);printf("■");Sleep(20);}for (int i = 0; i < MAP_WIDTH; i+=2){gotoxy(i, 0);printf("■");gotoxy(MAP_WIDTH -i, MAP_HIGHT);printf("■");Sleep(20);}gotoxy(100, 7);printf("按键说明：");gotoxy(100, 10);printf("W:向上");gotoxy(100, 13);printf("A:向左");gotoxy(100, 16);printf("S:向下");gotoxy(100, 19);printf("D:向右");gotoxy(100, 22);printf("当前分数：%d", score);//画蛇snake.x[0] = MAP_WIDTH/2+1;//偶数snake.y[0] = MAP_HIGHT/2;gotoxy(snake.x[0], snake.y[0]);printf("●");for (int i = 1; i < snake.len; i++) {snake.x[i] = snake.x[0];snake.y[i] = snake.y[0] + i;gotoxy(snake.x[i], snake.y[i]);printf("●");}//画食物food.x = MAP_WIDTH / 4;food.y = MAP_HIGHT / 2;gotoxy(food.x, food.y);printf("◆");
}
void KeyDown()
{   //无按键操作if (_kbhit()){fflush(stdin);key = _getch();if (key != 'w' && key != 'W' && key != 's' && key != 'S' && key != 'A' && key != 'a' && key != 'd' && key != 'D')    key = tempkey;else {if (tempkey == 'w' || tempkey == 'W')if (key == 's' || key == 'S')key = tempkey;if (tempkey == 's' || tempkey == 'S')if (key == 'w' || key == 'W')key = tempkey;if (tempkey == 'a' || tempkey == 'A')if (key == 'D' || key == 'd')key = tempkey;if (tempkey == 'D' || tempkey == 'd')if (key == 'a' || key == 'A')key = tempkey;tempkey = key;//非wasd键}}if (!changeflag){gotoxy(snake.x[snake.len-1], snake.y[snake.len - 1]);printf("  ");}else{snake.x[snake.len] = snake.x[snake.len-1];snake.y[snake.len] = snake.y[snake.len-1];snake.len++;}for (int i = snake.len-1; i >0; i--){snake.x[i] = snake.x[i - 1];snake.y[i] = snake.y[i - 1];}switch (key){case 'W':case 'w': snake.y[0]--; break;case 'S':case 's': snake.y[0]++; break;case 'A':case 'a': snake.x[0]-=2; break;//占两个字符case 'D':case 'd': snake.x[0]+=2; break;default: break;}gotoxy(snake.x[0], snake.y[0]);printf("●");changeflag = false;
}
void CreatFood()
{srand((unsigned)time(NULL));if (snake.x[0]==food.x&&snake.y[0] == food.y){//PlaySound(L"m2.wav", NULL, SND_FILENAME | SND_ASYNC | SND_LOOP);score++;gotoxy(100, 22);printf("当前分数：%d", score);//打印分数if (score%15==0){snake.speed -= 20;}while (1){bool flag = 1;food.x = rand() % (MAP_WIDTH - 4) + 2;food.y = rand() % (MAP_HIGHT - 2) + 1;for (int i = 0; i < snake.len; i++){if (food.x ==snake.x[i] && food.y == snake.y[i]){flag = 0;break;}}if (flag&&food.x % 2 == 0){break;}}gotoxy(food.x, food.y);printf("◆");changeflag = true;}}
int SnakeState(void)
{if (snake.x[0] == 0 || snake.x[0] == MAP_WIDTH || snake.y[0] == 0 || snake.y[0] == MAP_HIGHT)return false;for (int  i = 1; i < snake.len; i++){if (snake.x[0] == snake.x[i] && snake.y[0] == snake.y[i])return false;}return true;
}
int main()
{PlaySound(L"m1.wav", NULL, SND_FILENAME | SND_ASYNC | SND_LOOP);//隐藏光标HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);CONSOLE_CURSOR_INFO cci;GetConsoleCursorInfo(hOut, &cci);cci.bVisible = FALSE;SetConsoleCursorInfo(hOut, &cci);system("CLS");drawmap();while (1){KeyDown();Sleep(snake.speed);CreatFood();if (SnakeState()==false){break;}}system("CLS");gotoxy(50, 8);printf("——游戏结束——");gotoxy(52, 10);printf("你的分数为%d\n", score);system("pause");return 0;
}

单文件没有详细的讲解，讲解看看多文件版本。

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超简单的C语言贪吃蛇（附源码）

所用知识：

相关函数讲解

基本要素

代码

效果图

一个.cpp文件的版本（差别不大）

超简单的C语言贪吃蛇（附源码）相关推荐

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