一、游戏窗口

PS:此游戏为c语言开发，因EasyX库需要.cpp文件才能编译，所以工程文件后缀为.cpp，并未使用cpp的语法。

VS2013工程百度云链接：

链接：https://pan.baidu.com/s/1TNyaiF_9NHBfdObEsDLH3Q
提取码：es7z

1.1选择游戏模式窗口图形

1.2有屏障模式窗口图形

1.3无屏障模式游戏难度选择窗口图形

1.4无屏障经典模式游戏窗口图形

1.5无屏障迷宫模式游戏窗口图形

二、游戏源码

将tcs.cpp、tcs.h、main.cpp文件添加到工程里

2.1 tcs.cpp

#include "tcs.h"#define  L  20 //地图的长  
#define  H  20  //地图的高  
int GameMap[L + 2][H + 2] = { 0 };   //游戏地图  
int  key;  //按键保存  
int  sum = 1;  //蛇的长度, 游戏结束(自吃或碰墙)  
int  dx[4] = { -1, 1, 0, 0 };  //左、右、上、下的方向  
int  dy[4] = { 0, 0, -1, 1 };
int res;//模式选择结果
int score = 0;//总分数
int pauseflag = 0;//暂停标志  pauseflag为1则暂停
int resist_time = -1;//加分食物剩余时间
int parfoodx, parfoody;//随机加分食物位置坐标#define R     10   //显示的圆的半径
#define Wall  4   //墙
#define Shead 3  //蛇头  
#define Sbody 2  //蛇身  
#define Sfood 1  //食物  
#define Sfood_par -1//特殊加分食物
#define Snode 0  //在地图中为空
#define GameLevel 5//GameLevel越小速度越快   每吃到GameLevel个食物游戏速度增加struct Snake   //蛇的每个节点的数据类型  
{int x, y;  //蛇的每个节点在地图中的位置  int now;   //保存当前节点的方向, 0,1,2,3分别为左右上下  
}Snake[L * H];LRESULT CALLBACK CBTHookProc(int nCode, WPARAM wParam, LPARAM lParam)
{HWND hwnd = (HWND)wParam;if (nCode == HCBT_ACTIVATE){if (nCode == HCBT_ACTIVATE){SetDlgItemText((HWND)wParam, IDYES, "&继续");SetDlgItemText((HWND)wParam, IDNO, "&存档并退出");SetDlgItemText((HWND)wParam, IDOK, "&经典");SetDlgItemText((HWND)wParam, IDCANCEL, "&迷宫");SetDlgItemText((HWND)wParam, IDABORT, "&有屏障");SetDlgItemText((HWND)wParam, IDRETRY, "&无屏障");SetDlgItemText((HWND)wParam, IDIGNORE, "&读档并开始");}}return 0;
}
int Msg(HWND hwnd, TCHAR *szText, TCHAR *szCaption, UINT uType)
{int ret;HHOOK hHook = SetWindowsHookEx(WH_CBT, CBTHookProc, NULL, GetCurrentThreadId());ret = MessageBox(hwnd, szText, szCaption, uType);UnhookWindowsHookEx(hHook);return ret;
}void randfood_resisttime(void *)
{while (1){	Sleep(1000);if (pauseflag == 0){if (resist_time == 0){GameMap[parfoodx][parfoody] = Snode;resist_time = -1;Show_Map();}if (resist_time > 0)resist_time--;}		}
}
void Create_Food(int mod)
{srand((unsigned int)time(NULL));if (mod == 0){int foodx, foody;		while (1){foodx = rand() % (L + 2);foody = rand() % (H + 2);if (GameMap[foodx][foody] == Snode)  //在地图中为空{GameMap[foodx][foody] = Sfood;break;}}}else if(mod == 1){while (1){parfoodx = rand() % (L + 2);parfoody = rand() % (H + 2);if (GameMap[parfoodx][parfoody] == Snode)  //在地图中为空{GameMap[parfoodx][parfoody] = Sfood_par;break;}}resist_time = 7 - getscorestep()/2;}Show_Map();
}
void Show_Map()
{int i, j;for (i = 0; i < L + 2; i++)   //地图显示  {for (j = 0; j < H + 2; j++){setcolor(getbkcolor());			//取消圆的边缘if (GameMap[i][j] == Wall)setfillcolor(RED);else if (GameMap[i][j] == Shead)setfillcolor(YELLOW);else if (GameMap[i][j] == Sbody)setfillcolor(BLUE);else if (GameMap[i][j] == Sfood)setfillcolor(GREEN);else if (GameMap[i][j] == Sfood_par)setfillcolor(CYAN);else if (GameMap[i][j] == Snode)setfillcolor(BLACK);if (GameMap[i][j] == Wall)fillrectangle(i * 2 * R, j * 2 * R, (i*2+2)*R,(j*2+2) * R);//墙为方块elsefillcircle(i * 2 * R + R, j * 2 * R + R,R);//其余显示为圆}}Show_Score();
}
void Show_Score()//显示分数
{setcolor(WHITE);char string[60];if (resist_time <= 0)	sprintf(string, "得分:%d 食物:%d/100", score, sum - 1);	elsesprintf(string, "%ds后消失 得分:%d 食物:%d/100", resist_time, score, sum - 1);settextstyle(24, 0, _T("宋体"));//设置字体类型outtextxy(0, (H + 2) * 2 * R + 10, _T("                                                                                                                    "));outtextxy(0, (H + 2) * 2 * R + 10, string);
}
void Button()  //取出按键,并判断方向  
{if (_kbhit() != 0) //检查当前是否有键盘输入，若有则返回一个非0值，否则返回0  {if (GetAsyncKeyState(VK_SPACE) & 0x8000)//按空格键暂停	pauseflag = 1 - pauseflag;if (GetAsyncKeyState(VK_ESCAPE) & 0x8000)//按ESC存档	{pauseflag = 1 - pauseflag;int saveres = MessageBoxA(0, "请选择是否存档", "贪吃蛇", MB_OKCANCEL|| MB_SYSTEMMODAL);if (saveres == IDOK)//选择确定Save_game();			else if (saveres == IDCANCEL)pauseflag = 1 - pauseflag;}while (_kbhit() != 0)  //可能存在多个按键,要全部取完,以最后一个为主  key = _getch(); //将按键从控制台中取出并保存到key中if (sum == 1)//没有蛇身时随意改变方向{switch (key){case 75: //左	Snake[0].now = 0;break;case 77: //右 Snake[0].now = 1;break;case 72: //上Snake[0].now = 2;break;case 80: //下  Snake[0].now = 3;break;}}else{switch (key)//有蛇身时{case 75: //左	if (Snake[0].now == 1);//原来方向为右 则按下左键无效elseSnake[0].now = 0;break;case 77: //右 if (Snake[0].now == 0);//原来方向向左 则按下右键无效elseSnake[0].now = 1;break;case 72: //上if (Snake[0].now == 3);//原来方向向下 则按上键无效elseSnake[0].now = 2;break;case 80: //下  if (Snake[0].now == 2);//原来方向向上 则按下下键无效	elseSnake[0].now = 3;break;}}}
}
void Check_Head(int x, int y)  //检查蛇头移动后的位置情况  
{if (GameMap[Snake[0].x][Snake[0].y] == Snode)  //地图位置为空  GameMap[Snake[0].x][Snake[0].y] = Shead;//设置为蛇头else if (GameMap[Snake[0].x][Snake[0].y] == Sfood_par){GameMap[Snake[0].x][Snake[0].y] = Shead;//设置为蛇头Snake[sum].x = x;   //新增加的蛇身为蛇头后面的那个  Snake[sum].y = y;Snake[sum].now = Snake[0].now;GameMap[x][y] = Sbody;sum++;//蛇身增长score += resist_time * getscorestep();//吃到食物总分增加	resist_time = -1;}else if (GameMap[Snake[0].x][Snake[0].y] == Sfood )  //地图位置为食物  {GameMap[Snake[0].x][Snake[0].y] = Shead;//设置为蛇头Snake[sum].x = x;   //新增加的蛇身为蛇头后面的那个  Snake[sum].y = y;Snake[sum].now = Snake[0].now;GameMap[x][y] = Sbody;sum++;//蛇身增长if ((sum - 1) % 6 == 0) {Create_Food(1);	} Create_Food(0);  //食物吃完了马上再产生一个食物score += getscorestep();//吃到食物总分增加	if ((sum - 1) == 100)//判断是否已达到最高分{Show_Map();char str[50] = { 0 };sprintf(str, "已达到最高分，最终得分：%d。是否重新开始？", score);int res = MessageBoxA(0, str, "贪吃蛇", MB_YESNO);closegraph();          // 关闭绘图窗口if (res == IDYES) 	StartGame();else  exit(0);}}else//否则游戏结束{char str[50] = { 0 };sprintf(str, "游戏结束，最终得分：%d。是否重新开始？", score);//mciSendString(_T("close mymusic"), NULL, 0, NULL);int res = MessageBoxA(0, str, "贪吃蛇", MB_YESNO);closegraph();          // 关闭绘图窗口if (res == IDYES) 	StartGame();else  exit(0);}
}
void Move()   //蛇的移动  
{int i, x, y;int t = sum;  //保存当前蛇的长度  //记录当前蛇头的位置,并设置为空,蛇头先移动  x = Snake[0].x;y = Snake[0].y;GameMap[x][y] = Snode;Snake[0].x = Snake[0].x + dx[Snake[0].now];Snake[0].y = Snake[0].y + dy[Snake[0].now];if (res == IDRETRY)//无屏障模式{if (Snake[0].x < 0)Snake[0].x = L + 1;if (Snake[0].x > L + 1)Snake[0].x = 0;if (Snake[0].y < 0)Snake[0].y = H + 1;if (Snake[0].y > H + 1)Snake[0].y = 0;}Check_Head(x, y);  //蛇头移动后的位置情况, 参数为之前蛇头的位置 if (sum == t)  //未吃到食物  蛇身移动 {for (i = 1; i < sum; i++)  //蛇尾节点向前移动,前一个节点作为参照  {if (i == 1)GameMap[Snake[i].x][Snake[i].y] = Snode; //蛇尾为空   if (i == sum - 1)  //蛇头后面的蛇身节点  特殊处理  {Snake[i].x = x;Snake[i].y = y;Snake[i].now = Snake[0].now;}else   //其他蛇身即走到前一个蛇身位置  {Snake[i].x = Snake[i + 1].x;Snake[i].y = Snake[i + 1].y;Snake[i].now = Snake[i + 1].now;}GameMap[Snake[i].x][Snake[i].y] = Sbody; //移动后要置为蛇身   }}
}
int gamespeed()
{if (sum >= GameLevel * 1 && sum < GameLevel * 2)return  GameLevel * 52;else if (sum >= GameLevel * 2 && sum < GameLevel * 3)return GameLevel * 44;else if (sum >= GameLevel * 3 && sum < GameLevel * 4)return GameLevel * 36;else if (sum >= GameLevel * 4 && sum < GameLevel * 5)return GameLevel * 28;else if (sum >= GameLevel * 5 && sum < GameLevel * 6)return GameLevel * 20;else if (sum >= GameLevel * 6)return GameLevel * 14;else return GameLevel * 60;
}
int getscorestep()
{if (sum >= GameLevel * 1 && sum < GameLevel * 2)return  2;else if (sum >= GameLevel * 2 && sum < GameLevel * 3)return 3;else if (sum >= GameLevel * 3 && sum < GameLevel * 4)return 4;else if (sum >= GameLevel * 4 && sum < GameLevel * 5)return 5;else if (sum >= GameLevel * 5 && sum < GameLevel * 6)return 6;else if (sum >= GameLevel * 6)return 7;else return 1;
}
void OnInit()//初始化所有参数
{for (int i = 0; i < L + 2; i++)//游戏地图  {for (int j = 0; j < H + 2; j++){GameMap[i][j] = 0;if (i * j <= L * H - 1){Snake[i * j].x = 0;Snake[i * j].y = 0;Snake[i * j].now = 0;}}}sum = 1;//蛇的长度  res = -1;//BGM选择score = 0;//总分清零
}
void Cre_Hard_wallpos()
{int tempnum = rand() % 8;//留一个屏障入口for (int i = 0; i <= H / 3 + 1; i++){if (tempnum != 0) GameMap[L / 3 + 1][i] = Wall;if (tempnum != 1) GameMap[L - L / 3][i] = Wall;}for (int i = H + 1; i >= H - (H / 3); i--){if (tempnum != 2) GameMap[L / 3 + 1][i] = Wall;if (tempnum != 3) GameMap[L - L / 3][i] = Wall;}for (int i = 0; i <= L / 3 + 1; i++){if (tempnum != 4) GameMap[i][H / 3 + 1] = Wall;if (tempnum != 5) GameMap[i][H - H / 3] = Wall;}for (int i = L + 1; i >= L - (L / 3); i--){if (tempnum != 6) GameMap[i][H / 3 + 1] = Wall;if (tempnum != 7) GameMap[i][H - H / 3] = Wall;}
}
void Creat_game()
{int hx, hy;while (1){int flag = 1;hx = rand() % (L / 2) + L / 4;   //产生蛇头  hy = rand() % (H / 2) + H / 4;for (int i = 0; i < 3; i++){if (GameMap[hx + i][hy] != Snode)//连续两个位置在地图中不都为空			flag = 0;}if (flag){GameMap[hx][hy] = Shead;break;}}Snake[0].x = hx;Snake[0].y = hy;Snake[0].now = 1;//初始状态向右运动Create_Food(0);   //随机产生食物 
}
void Save_game()//存档
{char str[20];sprintf(str, "del memory.txt");system(str);//删除已有存档FILE  *mem;if ((mem = fopen("memory.txt", "w+")) == NULL)//创建失败则继续游戏{MessageBoxA(0, "存档失败", "贪吃蛇", MB_OK || MB_SYSTEMMODAL);pauseflag = 1 - pauseflag;//游戏继续}else{//保存蛇身长度fwrite(&sum, sizeof(sum), 1, mem);//保存模式fwrite(&res, sizeof(res), 1, mem);//保存分数fwrite(&score, sizeof(score), 1, mem);//保存加分食物剩余时间fwrite(&resist_time, sizeof(resist_time), 1, mem);//保存加分食物坐标fwrite(&parfoodx, sizeof(parfoodx), 1, mem);fwrite(&parfoody, sizeof(parfoody), 1, mem);//保存地图for (int i = 0; i < L + 2; i++)for (int j = 0; j < H + 2; j++)fwrite(&GameMap[i][j], sizeof(GameMap[i][j]), 1, mem);//保存蛇坐标for (int i = 0; i < L * H; i++){fwrite(&Snake[i].x, sizeof(Snake[i].x), 1, mem);fwrite(&Snake[i].y, sizeof(Snake[i].y), 1, mem);fwrite(&Snake[i].now, sizeof(Snake[i].now), 1, mem);}fclose(mem);int memres = MessageBoxA(0, "存档完成，是否退出", "贪吃蛇", MB_OKCANCEL || MB_SYSTEMMODAL);if (memres == IDOK)//选择确定{closegraph();exit(0);}		else if (memres == IDCANCEL)pauseflag = 1 - pauseflag;}
}
void Read_game()//读取游戏存档
{FILE  *mem;if ((mem = fopen("memory.txt", "r")) == NULL){MessageBoxA(0, "没有存档，请重新选择", "贪吃蛇", MB_OK || MB_SYSTEMMODAL);StartGame();}else{//保存蛇身长度fread(&sum, sizeof(sum), 1, mem);//保存模式fread(&res, sizeof(res), 1, mem);//保存分数fread(&score, sizeof(score), 1, mem);//保存加分食物剩余时间fread(&resist_time, sizeof(resist_time), 1, mem);//保存加分食物坐标fread(&parfoodx, sizeof(parfoodx), 1, mem);fread(&parfoody, sizeof(parfoody), 1, mem);//保存地图for (int i = 0; i < L + 2; i++)for (int j = 0; j < H + 2; j++)fread(&GameMap[i][j], sizeof(GameMap[i][j]), 1, mem);//保存蛇坐标for (int i = 0; i < L * H; i++){fread(&Snake[i].x, sizeof(Snake[i].x), 1, mem);fread(&Snake[i].y, sizeof(Snake[i].y), 1, mem);fread(&Snake[i].now, sizeof(Snake[i].now), 1, mem);}fclose(mem);}
}
void StartGame()//开始游戏
{OnInit();//初始化srand((unsigned int)time(NULL));initgraph((L + 2) * 2 * R, (H + 2) * 2 * R + 40);		//初始绘图窗口line(0, (H + 2) * 2 * R, (L + 2) * 2 * R, (H + 2) * 2 * R);//画线res = Msg(0, "请选择模式", "贪吃蛇", MB_ABORTRETRYIGNORE | MB_SYSTEMMODAL);if (res == IDABORT)//有屏障模式for (int i = 0; i < L + 2; i++)   //设置墙的位置for (int j = 0; j < H + 2; j++)if (i == 0 || i == L + 1 || j == 0 || j == H + 1)GameMap[i][j] = Wall;if (res == IDRETRY)//无屏障模式{int msgres = Msg(0, "请选择游戏难度", "贪吃蛇", MB_OKCANCEL | MB_SYSTEMMODAL);if (msgres == IDCANCEL){Cre_Hard_wallpos();//产生墙壁}}	if (res == IDIGNORE)//读档开始{Read_game();//读档}else{Creat_game();//产生游戏要素}	Show_Map();//刷新显示地图while (1){Button();if (pauseflag == 0){		Move();Show_Map();//刷新显示地图		}Sleep(gamespeed());}
}

2.2 tcs.h

#pragma once
#define  _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
#include<stdlib.h>
#include <conio.h>  
#include <string.h>  
#include <time.h> 
#include <process.h>
#include <graphics.h>LRESULT CALLBACK CBTHookProc(int nCode, WPARAM wParam, LPARAM lParam);
int Msg(HWND hwnd, TCHAR *szText, TCHAR *szCaption, UINT uType);void randfood_resisttime(void *);
void Create_Food(int mod);
void Show_Map();
void Show_Score();
void Button();
void Check_Head(int x, int y);
void Move();
void StartGame();
void OnInit();
int gamespeed(); 
int getscorestep();//获得每次吃食物后的加分
void Cre_Hard_wallpos();//无屏障困难模式 产生wall
void Creat_game();//产生游戏要素
void Save_game();//存档
void Read_game();//读档

2.3 main.cpp

#include "tcs.h"int main()
{_beginthread(&randfood_resisttime, 0, 0);StartGame();return 0;
}

由 LiangJian 写于 2019 年 10 月 11 日