C语言贪吃蛇经典小游戏

2025-05-27 0 36

一、贪吃蛇小游戏简介:

用上下左右控制蛇的方向,寻找吃的东西,每吃一口就能得到一定的积分,而且蛇的身子会越吃越长,身子越长玩的难度就越大,不能碰墙,也不能咬到自己的身体,等到了一定的分数,就能过关。

二、函数框架

C语言贪吃蛇经典小游戏

三、数据结构

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typedef struct Snake

{

size_t x; //行

size_t y; //列

struct Snake* next;

}Snake, *pSnake;

定义蛇的结构体,利用单链表来表示蛇,每个结点为蛇身体的一部分。

四、代码实现(vs2010 c语言)

1.Snake.h

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#ifndef __SNAKE_H__

#define __SNAKE_H__

#include <stdio.h>

#include <stdlib.h>

#include <Windows.h>

#include <time.h>

#include <malloc.h>

#include <assert.h>

//标识地图大小

#define ROW_MAP 10 //地图的行

#define COL_MAP 20 //地图的列

#define SUCCESS_SCORE 10//通关分数

enum Direction //蛇行走的方向

{

R, //右

L, //左

U, //上

D //下

}Direction;

enum State

{

ERROR_SELF, //咬到自己

ERROR_WALL, //撞到墙

NORMAL, //正常状态

SUCCESS //通关

}State;

typedef struct Snake

{

size_t x; //行

size_t y; //列

struct Snake* next;

}Snake, *pSnake;

void StartGame();

void RunGame();

void EndGame();

#endif

2.Snake.c

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#include "Snake.h"

pSnake head = NULL; //定义蛇头指针

pSnake Food = NULL; //定义食物指针

int sleeptime = 500;//间隔时间,用来控制速度

int Score = 0; //总分

int everyScore = 1; //每步得分

//定义游戏中用到的符号

const char food = '#';

const char snake = '*';

void Pos(int x, int y) //控制输出光标

{

COORD pos; //pos为结构体

pos.X = x; //控制列

pos.Y = y; //控制行

SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);//读取标准输出句柄来控制光标为pos

}

void Face()

{

system("color 0C");

printf("*******************************************************\\n");

printf("* Welcome to Snake Game! *\\n");

printf("* *\\n");

printf("* ->开始游戏请按 enter键 *\\n");

printf("* ->退出游戏请按 esc键 *\\n");

printf("* ->暂停游戏请按 space键 *\\n");

printf("* ->通过上下左右键来控制蛇的移动 *\\n");

printf("* ->通过F1键减速 F2键加速 *\\n");

printf("*******************************************************\\n");

}

void Map() //初始化地图

{

int i = 0;

for(i = 0; i<COL_MAP; i+=2) //打印上下边框(每个■占用两列)

{

Pos(i, 0);

printf("■");

Pos(i, ROW_MAP-1);

printf("■");

}

for(i = 0; i<ROW_MAP; i++) //打印左右边框

{

Pos(0, i);

printf("■");

Pos(COL_MAP-2, i);

printf("■");

}

}

void PrintSnake() //打印蛇

{

pSnake cur = head;

while(cur)

{

Pos(cur->y, cur->x);

printf("%c", snake);

cur = cur->next;

}

}

void InitSnake() //初始化蛇身

{

int initNum = 3;

int i = 0;

pSnake cur;

head = (pSnake)malloc(sizeof(Snake));

head->x = 5;

head->y = 10;

head->next = NULL;

cur = head;

for(i = 1; i < initNum; i++)

{

pSnake newNode = (pSnake)malloc(sizeof(Snake));

newNode->x = 5+i;

newNode->y = 10;

newNode->next = NULL;

cur->next = newNode;

cur = cur->next;

}

PrintSnake();

}

void CreateFood() //在地图上随机产生一个食物

{

pSnake cur = head;

Food = (pSnake)malloc(sizeof(Snake));

//产生x~y的随机数 k=rand()%(Y-X+1)+X;

srand((unsigned)time(NULL));

Food->x = rand()%(ROW_MAP-2 - 1 + 1)+1;

Food->y = rand()%(COL_MAP-3 - 2 + 1)+2;

Food->next = NULL;

while(cur) //检查食物是否与蛇身重合

{

if(cur->x == Food->x && cur->y == Food->y)

{

free(Food);

Food = NULL;

CreateFood();

return;

}

cur = cur->next;

}

Pos(Food->y, Food->x);

printf("%c", food);

}

void StartGame() //游戏开始的所有设置

{

Face();

system("pause");

if(GetAsyncKeyState(VK_RETURN))

{

system("cls");

Pos(COL_MAP+5, 1);

printf("当前分数/通关分数:");

Pos(COL_MAP+20, 1);

printf("%d/%d", Score, SUCCESS_SCORE);

Pos(COL_MAP+5, 2);

printf("当前分每步得分:");

Pos(COL_MAP+20, 2);

printf("%d", everyScore);

Pos(COL_MAP+5, 3);

printf("\\n");

Pos(COL_MAP+5, 4);

printf("速度越快 得分越高哦!!\\n");

Map();

InitSnake();

CreateFood();

}

else if(GetAsyncKeyState(VK_ESCAPE))

{

exit(0);

}

}

int IsCrossWall() //判断是否碰到墙

{

if(head->x <= 0 || head->x >= ROW_MAP-1

||head->y <= 1 || head->y >= COL_MAP-2)

{

State = ERROR_WALL;

return 0;

}

return 1;

}

int IsEatSelf(pSnake newHead) //判断是否咬到自己

{

pSnake cur = head;

assert(newHead);

while(cur)

{

if(cur->x == newHead->x && cur->y == newHead->y)

{

State = ERROR_SELF;

return 0;

}

cur = cur->next;

}

return 1;

}

int IsFood(pSnake pos) //判断该位置是不是食物

{

assert(pos);

if(pos->x == Food->x && pos->y == Food->y)

{

return 1;

}

return 0;

}

void SnakeMove() //蛇移动一次

{

pSnake newHead = NULL;

newHead = (pSnake)malloc(sizeof(Snake));

if(Direction == R)

{

newHead->x = head->x;

newHead->y = head->y+1;

newHead->next = head;

}

else if(Direction == L)

{

newHead->x = head->x;

newHead->y = head->y-1;

newHead->next = head;

}

else if(Direction == U)

{

newHead->x = head->x-1;

newHead->y = head->y;

newHead->next = head;

}

else if(Direction == D)

{

newHead->x = head->x+1;

newHead->y = head->y;

newHead->next = head;

}

if(IsFood(newHead))

{

head = newHead;

PrintSnake();

CreateFood();

Score += everyScore;

Pos(COL_MAP+20, 1);

printf("%d/%d", Score, SUCCESS_SCORE);

if(Score >= SUCCESS_SCORE)

{

State = SUCCESS;

}

}

else

{

if(IsCrossWall() && IsEatSelf(newHead))

{

pSnake cur = NULL;

head = newHead;

cur = head;

//删除蛇尾并打印

while(cur->next->next != NULL)

{

Pos(cur->y, cur->x);

printf("%c", snake);

cur = cur->next;

}

Pos(cur->y, cur->x);

printf("%c", snake);

Pos(cur->next->y, cur->next->x);

printf(" "); //打印空格来覆盖频幕上的蛇尾

free(cur->next);

cur->next = NULL;

}

else

{

free(newHead);

newHead = NULL;

}

}

}

void Pause()

{

while(1)

{

Sleep(sleeptime);

if(GetAsyncKeyState(VK_SPACE))

{

break;

}

}

}

void ControlSnake() //用键盘控制游戏

{

if(GetAsyncKeyState(VK_UP) && Direction!=D)

{

Direction = U;

}

else if(GetAsyncKeyState(VK_DOWN) && Direction!=U)

{

Direction = D;

}

else if(GetAsyncKeyState(VK_LEFT) && Direction!=R)

{

Direction = L;

}

else if(GetAsyncKeyState(VK_RIGHT) && Direction!=L)

{

Direction = R;

}

else if(GetAsyncKeyState(VK_F1))

{

if(sleeptime != 500)

{

sleeptime = 500;

everyScore = 1;

Pos(COL_MAP+20, 2);

printf("%d", everyScore);

}

}

else if(GetAsyncKeyState(VK_F2))

{

if(sleeptime != 300)

{

sleeptime = 300;

everyScore = 2;

Pos(COL_MAP+20, 2);

printf("%d", everyScore);

}

}

else if(GetAsyncKeyState(VK_SPACE))

{

Pause();

}

else if(GetAsyncKeyState(VK_ESCAPE))

{

exit(0);

}

}

void StateGame() //判断游戏失败或成功

{

if(State == ERROR_SELF)

{

system("cls");

printf("很遗憾,蛇咬到自己,游戏失败!\\n");

}

else if(State == ERROR_WALL)

{

system("cls");

printf("很遗憾,蛇碰到墙壁,游戏失败!\\n");

}

else if(State == SUCCESS)

{

system("cls");

printf("恭喜您,已通关!!!\\n");

}

}

void RunGame()

{

Direction = R; //蛇初始行走方向为右

State = NORMAL;//游戏初始为正常状态

while(1)

{

ControlSnake();

SnakeMove();

if(State != NORMAL)

{

StateGame();

break;

}

Sleep(sleeptime);

}

}

void EndGame() //释放链表并恢复默认值

{

pSnake cur = head;

while(cur)

{

pSnake del = cur;

cur = cur->next;

free(del);

del = NULL;

}

head = NULL;

if(Food != NULL)

{

free(Food);

Food = NULL;

}

Score = 0;

everyScore = 1;

sleeptime = 500;

}

3.Test.c

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#include "Snake.h"

int main()

{

while(1)

{

StartGame();

RunGame();

EndGame();

}

system("pause");

return 0;

}

五、运行界面展示

1.欢迎界面

C语言贪吃蛇经典小游戏

2.游戏界面

C语言贪吃蛇经典小游戏

小小的c语言项目,用来练手,仅供参考哦!!
谢谢阅读,如有问题,欢迎提出。

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