🎇测试游戏test.c
#define _CRT_SECURE_NO_WARNINGS 1 #include "snake.h" void test() { int ch = 0; do { Snake snake = { 0 };//创建了贪吃蛇 //1. 游戏开始 - 初始化游戏 GameStart(&snake); //2. 游戏运行 - 游戏的正常运行过程 GameRun(&snake); //3. 游戏结束 - 游戏善后（释放资源） GameEnd(&snake); SetPos(20, 18); printf("再来一局吗?(Y/N):"); ch = getchar(); getchar();// 清理掉\n } while (ch == 'Y' || ch == 'y'); SetPos(0, 27); } int main() { //设置程序适应本地环境 setlocale(LC_ALL, ""); srand((unsigned int)time(NULL)); test(); return 0; }
🎇游戏头文件包含&函数声明snake.h
#pragma once #include <locale.h> #include <stdlib.h> #include <windows.h> #include <stdbool.h> #include <stdio.h> #include <time.h> #define WALL L'□' #define BODY L'●' #define FOOD L'★' #define POS_X 24 #define POS_Y 5 #define KEY_PRESS(VK) ( (GetAsyncKeyState(VK) & 0x1) ? 1 : 0 ) enum DIRECTION { UP = 1, DOWN, LEFT, RIGHT }; enum GAME_STATUS { OK,//正常运行 END_NORMAL,//按ESC退出 KILL_BY_WALL, KILL_BY_SELF }; //贪吃蛇结点的描述 typedef struct SnakeNode { //坐标 int x; int y; struct SnakeNode* next; }SnakeNode, * pSnakeNode; //贪吃蛇的结构 typedef struct Snake { pSnakeNode _pSnake;//指向贪吃蛇头结点的指针 pSnakeNode _pFood;//指向食物结点的指针 int _Score;//贪吃蛇累计的总分 int _FoodWeight;//一个食物的分数 int _SleepTime;//每走一步休息的时间，时间越短，速度越快，时间越长，速度越慢 enum DIRECTION _Dir;//描述蛇的方向 enum GAME_STATUS _Status;//游戏的状态：正常、退出、撞墙、吃到自己 }Snake, * pSnake; //游戏开始 - 完成游戏的初始化动作 void GameStart(pSnake ps); //定位坐标 void SetPos(short x, short y); //游戏开始的欢迎界面 void WelComeToGame(); //打印地图 void CreateMap(); //初始化贪吃蛇 void InitSnake(pSnake ps); //创建食物 void CreateFood(pSnake ps); //游戏的正常运行 void GameRun(pSnake ps); //打印帮助信息 void PrintHelpInfo(); //游戏暂定和恢复 void Pause(); //蛇的移动 void SnakeMove(pSnake ps); //判断蛇头到达的坐标处是否是食物 int NextIsFood(pSnake ps, pSnakeNode pnext); //吃掉食物 void EatFood(pSnake ps, pSnakeNode pnext); //不吃食物 void NoFood(pSnake ps, pSnakeNode pnext); //蛇是否撞墙 void KillByWall(pSnake ps); //蛇是否自杀 void KillBySelf(pSnake ps); //游戏结束后的善后处理 void GameEnd(pSnake ps);
🎇游戏实现snake.c
#define _CRT_SECURE_NO_WARNINGS 1 #include "snake.h" //设置光标的坐标 void SetPos(short x, short y) { COORD pos = { x, y }; HANDLE hOutput = NULL; //获取标准输出的句柄(用来标识不同设备的数值) hOutput = GetStdHandle(STD_OUTPUT_HANDLE); //设置标准输出上光标的位置为pos SetConsoleCursorPosition(hOutput, pos); } //打印欢迎界面 void WelComeToGame() { //定位光标 SetPos(40, 14); printf("欢迎来到贪吃蛇小游戏"); SetPos(40, 25); system("pause");//pause是暂停 system("cls"); SetPos(20, 14); printf("使用 ↑ . ↓ . ← . → . 分别控制蛇的移动, F3是加速，F4是减速"); SetPos(40, 25); system("pause"); system("cls"); } //创建墙体 void CreateMap() { //上 SetPos(0, 0); int i = 0; for (i = 0; i <= 56; i += 2) { wprintf(L"%lc", WALL); } //下 SetPos(0, 26); for (i = 0; i <= 56; i += 2) { wprintf(L"%lc", WALL); } //左 for (i = 1; i <= 25; i++) { SetPos(0, i); wprintf(L"%lc", WALL); } //右 for (i = 1; i <= 25; i++) { SetPos(56, i); wprintf(L"%lc", WALL); } } //初始化蛇 void InitSnake(pSnake ps) { pSnakeNode cur = NULL; int i = 0; for (i = 0; i < 5; i++) { cur = (pSnakeNode)malloc(sizeof(SnakeNode)); if (cur == NULL) { perror("InitSnake()::malloc()"); return; } cur->x = POS_X + 2 * i; cur->y = POS_Y; cur->next = NULL; //头插法 if (ps->_pSnake == NULL) { ps->_pSnake = cur; } else { cur->next = ps->_pSnake; ps->_pSnake = cur; } } //打印蛇身 cur = ps->_pSnake; while (cur) { SetPos(cur->x, cur->y); wprintf(L"%lc", BODY); cur = cur->next; } ps->_Status = OK; ps->_Score = 0; ps->_pFood = NULL; ps->_SleepTime = 200; ps->_FoodWeight = 10; ps->_Dir = RIGHT; } //创建食物 void CreateFood(pSnake ps) { int x = 0; int y = 0; again: do { x = rand() % 53 + 2; y = rand() % 25 + 1; } while (x % 2 != 0);//x坐标必须是2的倍数 //坐标不能和蛇的身体冲突 pSnakeNode cur = ps->_pSnake; while (cur) { //比较坐标 if (cur->x == x && cur->y == y) { goto again; } cur = cur->next; } pSnakeNode pFood = (pSnakeNode)malloc(sizeof(SnakeNode)); if (pFood == NULL) { perror("CreateFood()::malloc()"); return; } pFood->x = x; pFood->y = y; ps->_pFood = pFood; //打印食物 SetPos(x, y); wprintf(L"%lc", FOOD); } //游戏开始 void GameStart(pSnake ps) { //控制台窗口的设置 system("mode con cols=100 lines=30"); system("title 贪吃蛇"); //光标影藏掉 HANDLE hOutput = GetStdHandle(STD_OUTPUT_HANDLE); //影藏光标操作 CONSOLE_CURSOR_INFO CursorInfo; GetConsoleCursorInfo(hOutput, &CursorInfo);//获取控制台光标信息 CursorInfo.bVisible = false; //隐藏控制台光标 SetConsoleCursorInfo(hOutput, &CursorInfo);//设置控制台光标状态 //打印欢迎界面 WelComeToGame(); //创建地图 CreateMap(); //初始化贪食蛇 InitSnake(ps); //创建食物 CreateFood(ps); } //打印帮助信息 void PrintHelpInfo() { SetPos(64, 15); printf("1.不能撞墙，不能咬到自己"); SetPos(64, 16); printf("2.使用 ↑.↓.←.→ 分别控制蛇的移动"); SetPos(64, 17); printf("3.F3加速，F4减速"); SetPos(64, 18); printf("4.ESC-退出, 空格-暂停游戏"); SetPos(64, 20); printf("@TSQ"); } //休眠 void Pause() { while (1) { Sleep(100); if (KEY_PRESS(VK_SPACE)) { break; } } } //下个节点 int NextIsFood(pSnake ps, pSnakeNode pnext) { if (ps->_pFood->x == pnext->x && ps->_pFood->y == pnext->y) { return 1; } else { return 0; } } //吃掉食物 void EatFood(pSnake ps, pSnakeNode pnext) { //头插 pnext->next = ps->_pSnake; ps->_pSnake = pnext; //打印蛇 pSnakeNode cur = ps->_pSnake; while (cur) { SetPos(cur->x, cur->y); wprintf(L"%lc", BODY); cur = cur->next; } free(ps->_pFood); ps->_Score += ps->_FoodWeight; CreateFood(ps);//新创建食物 } //不吃食物 void NoFood(pSnake ps, pSnakeNode pnext) { //头插 pnext->next = ps->_pSnake; ps->_pSnake = pnext; //打印蛇身 pSnakeNode cur = ps->_pSnake; while (cur->next->next) { SetPos(cur->x, cur->y); wprintf(L"%lc", BODY); cur = cur->next; } SetPos(cur->next->x, cur->next->y); printf(" "); free(cur->next); cur->next = NULL; } //蛇是否撞墙 void KillByWall(pSnake ps) { if (ps->_pSnake->x == 0 || ps->_pSnake->x == 56 || ps->_pSnake->y == 0 || ps->_pSnake->y == 26) ps->_Status = KILL_BY_WALL; } //蛇是否自杀 void KillBySelf(pSnake ps) { pSnakeNode cur = ps->_pSnake->next; while (cur) { if (ps->_pSnake->x == cur->x && ps->_pSnake->y == cur->y) { ps->_Status = KILL_BY_SELF; } cur = cur->next; } } //🐍蛇移动 void SnakeMove(pSnake ps) { pSnakeNode pNext = (pSnakeNode)malloc(sizeof(SnakeNode)); if (pNext == NULL) { perror("SnakeMove()::malloc()"); return; } pNext->next = NULL; switch (ps->_Dir) { case UP: pNext->x = ps->_pSnake->x; pNext->y = ps->_pSnake->y - 1; break; case DOWN: pNext->x = ps->_pSnake->x; pNext->y = ps->_pSnake->y + 1; break; case LEFT: pNext->x = ps->_pSnake->x - 2; pNext->y = ps->_pSnake->y; break; case RIGHT: pNext->x = ps->_pSnake->x + 2; pNext->y = ps->_pSnake->y; break; } //判断蛇头到达的坐标处是否是食物 if (NextIsFood(ps, pNext)) { //吃掉食物 EatFood(ps, pNext); } else { //不吃食物 NoFood(ps, pNext); } //蛇是否撞墙 KillByWall(ps); //蛇是否自杀 KillBySelf(ps); } //游戏运行 void GameRun(pSnake ps) { PrintHelpInfo(); do { SetPos(64, 10); printf("得分:%05d", ps->_Score); SetPos(64, 11); printf("每个食物的分数:%2d", ps->_FoodWeight); if (KEY_PRESS(VK_UP) && ps->_Dir != DOWN) { ps->_Dir = UP; } else if (KEY_PRESS(VK_DOWN) && ps->_Dir != UP) { ps->_Dir = DOWN; } else if (KEY_PRESS(VK_LEFT) && ps->_Dir != RIGHT) { ps->_Dir = LEFT; } else if (KEY_PRESS(VK_RIGHT) && ps->_Dir != LEFT) { ps->_Dir = RIGHT; } else if (KEY_PRESS(VK_ESCAPE)) { ps->_Status = END_NORMAL; break; } else if (KEY_PRESS(VK_SPACE)) { Pause(); } else if (KEY_PRESS(VK_F3))//加速 { if (ps->_SleepTime >= 80) { ps->_SleepTime -= 30; ps->_FoodWeight += 2; } } else if (KEY_PRESS(VK_F4))//减速 { if (ps->_SleepTime < 320) { ps->_SleepTime += 30; ps->_FoodWeight -= 2; } } Sleep(ps->_SleepTime); SnakeMove(ps); } while (ps->_Status == OK); } //游戏结束 void GameEnd(pSnake ps) { SetPos(20, 12); switch (ps->_Status) { case END_NORMAL: printf("您主动退出游戏\n"); break; case KILL_BY_SELF: printf("自杀了,游戏结束\n"); break; case KILL_BY_WALL: printf("撞墙了，游戏结束\n"); break; } //释放蛇身的结点 pSnakeNode cur = ps->_pSnake; while (cur) { pSnakeNode del = cur; cur = cur->next; free(del); } ps->_pSnake = NULL; }
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