C++基于EasyX库实现拼图小游戏

#pragma once
#include <iostream>
#include <graphics.h>
#include <Windows.h>
#include <algorithm>
#include <easyx.h>
#include <cstdlib>
#include <random>
#include <cmath>
using namespace std;

static const int MAX_MAP = 30;     //定义最大行或者列分块常量
int check[MAX_MAP][MAX_MAP];     //检查数组
int map[MAX_MAP][MAX_MAP];      //序号储存
int random[MAX_MAP * MAX_MAP];     //随机化数组
IMAGE img_total;        //原图片
IMAGE img_blank;        //白底
IMAGE img[MAX_MAP][MAX_MAP];     //储存分块图片

int level = 3;         //关卡难度
int width_temp = 0;        //分块宽度
int height_temp = 0;       //分块高度
int flagi = 0;         //标记块行位置
int flagj = 0;         //标记块列位置
int mousei = 0;         //标记鼠标位置
int mousej = 0;         //标记鼠标位置
int FLAG = 0;         //胜利标记

void Get_graphics();       //读取图片并预载到原图中
void Set_graphics();       //设置好图片位置及对应关系
void Line_flush();        //画线条分割图片
void Rand_array();        //初始化随机数组
void Get_mouse();        //获取鼠标操作
void Judge_graphics();       //判定是否通关并选择是否下一关
void Show_graphics();       //显示分块图片

inline void Get_graphics()      //读取图片并预载到原图中
{
 loadimage(&img_total, L"1.png");
 loadimage(&img_blank, L"0.png");
 initgraph(img_total.getwidth(), img_total.getheight());
}

inline void Set_graphics()      //设置好图片位置及对应关系
{
 width_temp = img_total.getwidth() / level;
 height_temp = img_total.getheight() / level;
 //载入各分块的图片
 SetWorkingImage(&img_total);
 for (int i = 0; i < level; i++)
 {
  for (int j = 0; j < level; j++)
   getimage(&img[i][j], i * width_temp, j * height_temp, width_temp, height_temp);
 }
 SetWorkingImage();
 //校验数组初始化
 int cnt = 0;
 for (int i = 0; i < level; i++)
 {
  for (int j = 0; j < level; j++)
  {
   check[i][j] = cnt;
   cnt++;
  }
 }
}

inline void Line_flush()        //画线条分割图片
{
 for (int i = 0; i < level; i++)
 {
  //setlinecolor(RED);   //可以更改线条颜色 默认白色
  line(i * width_temp, 0, i * width_temp, img_total.getheight());
  line(0, i * height_temp, img_total.getwidth(), i * height_temp);
 }
}

inline void Rand_array()        //初始化随机数组
{
 for (int i = 0; i < level * level; i++)
  random[i] = i;

 random_device rd;
 mt19937 g(rd());         // 随机数引擎
 shuffle(random, random + level * level, g);   // 打乱顺序

 int cnt = 0;
 for (int i = 0; i < level; i++)
 {
  for (int j = 0; j < level; j++)
  {
   map[j][i] = random[cnt];     //逆转赋值1
   cnt++;
  }
 }
}

void Get_mouse()
{
 MOUSEMSG msg = GetMouseMsg();
 if (msg.uMsg == WM_LBUTTONDOWN)
 {
  mousei = msg.x / width_temp;
  mousej = msg.y / height_temp;
  if ((mousei + 1 == flagi && mousej == flagj) ||
   (mousei == flagi && mousej + 1 == flagj) ||
   (mousei - 1 == flagi && mousej == flagj) ||
   (mousei == flagi && mousej - 1 == flagj))
  {
   //交换图片分块
   swap(map[mousej][mousei], map[flagj][flagi]);
  }
 }
}

void Judge_graphics()
{
 int cnt = 0;
 for (int i = 0; i < level; i++)
 {
  for (int j = 0; j < level; j++)
  {
   if (map[i][j] == check[i][j])
    cnt++;
  }
 }
 if (cnt == level * level)
 {
  MessageBox(GetHWnd(), _T("过关了."), _T("消息提示."), MB_OK);
  FLAG = 1;
  exit(0);
 }
}

inline void Show_graphics()         //显示分块图片
{
 for (int i = 0; i < level; i++)
 {
  for (int j = 0; j < level; j++)
  {
   if (map[j][i] == level * level - 1)    //逆转赋值2
   {
    flagi = i;
    flagj = j;
    putimage(i * width_temp, j * height_temp, &img_blank);
   }
   else
   {
    int countj = map[j][i] % level;
    int counti = map[j][i] / level;
    putimage(i * width_temp, j * height_temp, &img[countj][counti]);
   }
  }
 }
 Line_flush();
}

int main()
{
 Get_graphics();
 Set_graphics();
 Rand_array();
 Show_graphics();

 while (1)
 {
  BeginBatchDraw();   //双缓冲防止闪烁
  Get_mouse();
  Show_graphics();
  EndBatchDraw();    //双缓冲防止闪烁
  Judge_graphics(); 
 }

 if (FLAG)
 {
  putimage(0, 0, &img_total);
  FLAG = 0;
 }

 system("pause");
 return 0;
}