VC拼方块游戏

　　VC拼方块游戏

运行下面代码

// pics.cpp : 定义应用程序的入口点。
#include "stdafx.h"
#include "pics.h"
#include "stdlib.h"
#include "time.h"
#include <math.h>
//图片水平方向切分的块数
#define IMGCLIPW 4
//图片垂直方向切分的块数
#define IMGCLIPH 4
//图片地址
#define IMGSRC L"C\:\\Users\\sqqihao\\Desktop\\node\\jpg.bmp"
//图片宽度和高度
#define IMGW 400
#define IMGH 400
#define IMGBLOCK IMGW/IMGCLIPW
#define MAX_LOADSTRING 100
struct Block{
    int left;
    int top;
};
Block arr[IMGCLIPH*IMGCLIPH];

// 全局变量: 
HINSTANCE hInst;                                // 当前实例
WCHAR szTitle[MAX_LOADSTRING];                  // 标题栏文本
WCHAR szWindowClass[MAX_LOADSTRING];            // 主窗口类名



VOID InitGame(Block _arr[IMGCLIPH*IMGCLIPH]);
VOID ResetGame(Block _arr[IMGCLIPH*IMGCLIPH]);
VOID ShowImage(HDC hdc, Block _arr[IMGCLIPH*IMGCLIPH]);
VOID resizeWindow(HWND hWnd);
//初始化加载图片
VOID displayImage(HDC hdc);
int getWhilte(Block _arr[IMGCLIPH*IMGCLIPH]);
//数组中两个不同的索引互相替换
VOID switchBlock(Block _arr[IMGCLIPH*IMGCLIPH], int i, int j);
int checkSuccess(Block _arr[IMGCLIPH*IMGCLIPH]);
// 此代码模块中包含的函数的前向声明: 
ATOM                MyRegisterClass(HINSTANCE hInstance);
BOOL                InitInstance(HINSTANCE, int);
LRESULT CALLBACK    WndProc(HWND, UINT, WPARAM, LPARAM);
INT_PTR CALLBACK    About(HWND, UINT, WPARAM, LPARAM);
INT_PTR CALLBACK Done(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);

int APIENTRY wWinMain(_In_ HINSTANCE hInstance,
                     _In_opt_ HINSTANCE hPrevInstance,
                     _In_ LPWSTR    lpCmdLine,
                     _In_ int       nCmdShow)
{
    UNREFERENCED_PARAMETER(hPrevInstance);
    UNREFERENCED_PARAMETER(lpCmdLine);

    // TODO: 在此放置代码。

    // 初始化全局字符串
    LoadStringW(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
    LoadStringW(hInstance, IDC_PICS, szWindowClass, MAX_LOADSTRING);
    MyRegisterClass(hInstance);

    // 执行应用程序初始化: 
    if (!InitInstance (hInstance, nCmdShow))
    {
        return FALSE;
    }

    HACCEL hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_PICS));

    MSG msg;

    // 主消息循环: 
    while (GetMessage(&msg, nullptr, 0, 0))
    {
        if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
        {
            TranslateMessage(&msg);
            DispatchMessage(&msg);
        }
    }

    return (int) msg.wParam;
}

//
//  函数: MyRegisterClass()
//
//  目的: 注册窗口类。
//
ATOM MyRegisterClass(HINSTANCE hInstance)
{
    WNDCLASSEXW wcex;

    wcex.cbSize = sizeof(WNDCLASSEX);

    wcex.style          = CS_HREDRAW | CS_VREDRAW;
    wcex.lpfnWndProc    = WndProc;
    wcex.cbClsExtra     = 0;
    wcex.cbWndExtra     = 0;
    wcex.hInstance      = hInstance;
    wcex.hIcon          = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_PICS));
    wcex.hCursor        = LoadCursor(nullptr, IDC_ARROW);
    wcex.hbrBackground  = (HBRUSH)(COLOR_WINDOW+1);
    wcex.lpszMenuName = MAKEINTRESOURCEW(IDC_PICS);
    wcex.lpszClassName  = szWindowClass;
    wcex.hIconSm        = LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_SMALL));

    return RegisterClassExW(&wcex);
}

//
//   函数: InitInstance(HINSTANCE, int)
//
//   目的: 保存实例句柄并创建主窗口
//
//   注释: 
//        在此函数中，我们在全局变量中保存实例句柄并
//        创建和显示主程序窗口
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{
   hInst = hInstance; // 将实例句柄存储在全局变量中

   HWND hWnd = CreateWindowW(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW,
      CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, nullptr, nullptr, hInstance, nullptr);

   if (!hWnd)
   {
      return FALSE;
   }

   ShowWindow(hWnd, nCmdShow);
   UpdateWindow(hWnd);

   return TRUE;
}
VOID InitGame(Block _arr[IMGCLIPH*IMGCLIPH]) {
    int i , left , top;
    for (i = 0; i < IMGCLIPH*IMGCLIPW-1; i++) {
        left = i % IMGCLIPW;
        top = floor(i / IMGCLIPH);
        _arr[i] = { left*IMGBLOCK ,top*IMGBLOCK };
    }
    _arr[IMGCLIPH*IMGCLIPW-1] = { -1 ,-1 };
}
//随机切分图片
VOID ResetGame(Block _arr[IMGCLIPH*IMGCLIPH]) {
    int i, num;
    Block temp;
    srand(time(NULL));
    for (i = 0; i < IMGCLIPH*IMGCLIPW; i++) {
        num = rand() % (IMGCLIPH*IMGCLIPH);
        temp = _arr[num];
        _arr[num] = _arr[i];
        _arr[i] = temp;
    }
}
//根据当前的数据，移动图片到VIEW
VOID ShowImage(HDC hdc ,Block _arr[IMGCLIPH*IMGCLIPH]) {
    int i, left , top, posX, posY;
    HDC hdcMem;
    HBITMAP hbmp;   //一张位图的句柄  
    BITMAP bmp;
    hdcMem = CreateCompatibleDC(hdc);  //创建一个与指定设备兼容的内存设备上下文环境  
    hbmp = (HBITMAP)LoadImage(NULL, IMGSRC, IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE | LR_CREATEDIBSECTION);
    GetObject(hbmp, sizeof(BITMAP), &bmp);  //得到一个位图对象  
    SelectObject(hdcMem, hbmp);
    for (i = 0; i < IMGCLIPH*IMGCLIPW; i++) {
        posX = i % IMGCLIPW;
        posY = floor(i / IMGCLIPH);
        left = _arr[i].left;
        top = _arr[i].top;
        if (left == -1 && top == -1) {
            Rectangle(hdc, posX*IMGBLOCK, posY*IMGBLOCK, (posX+1)*IMGBLOCK, (posY+1)*IMGBLOCK);
        }
        else {
            BitBlt(hdc, posX*IMGBLOCK, posY*IMGBLOCK, IMGW, IMGH, hdcMem, left, top, SRCCOPY);        //显示位图  
        }
    }
}

VOID resizeWindow(HWND hWnd) {
    RECT rect;
    int nWinX, nWinY, nClientX, nClientY, nScreenWidth, nScreenHeight, userWidth, userHeight;
    GetWindowRect(hWnd, &rect);
    //获取窗口大小
    nWinX = rect.right - rect.left;
    nWinY = rect.bottom - rect.top;
    //获取客户区大小
    GetClientRect(hWnd, &rect);
    nClientX = rect.right - rect.left;
    nClientY = rect.bottom - rect.top;
    //获取屏幕的宽高
    nScreenWidth = GetSystemMetrics(SM_CXSCREEN);
    nScreenHeight = GetSystemMetrics(SM_CYSCREEN);
    userWidth = 415;
    userHeight = 471;
    MoveWindow(hWnd, (nScreenWidth - userWidth) / 2, (nScreenHeight - userHeight) / 2, userWidth, userHeight, TRUE);
}

//初始化加载图片
VOID displayImage(HDC hdc) {
    HDC hdcMem;
    HBITMAP hbmp;   //一张位图的句柄  
    BITMAP bmp;
    hdcMem = CreateCompatibleDC(hdc);  //创建一个与指定设备兼容的内存设备上下文环境  
    hbmp = (HBITMAP)LoadImage(NULL, IMGSRC, IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE | LR_CREATEDIBSECTION);
    GetObject(hbmp, sizeof(BITMAP), &bmp);  //得到一个位图对象  
    SelectObject(hdcMem, hbmp);
    BitBlt(hdc, 0, 0, IMGW, IMGH, hdcMem, 0, 0, SRCCOPY);        //显示位图  
}
int getWhilte( Block _arr[IMGCLIPH*IMGCLIPH] ) {
    for (int i = 0; i < IMGCLIPH*IMGCLIPW; i++) {
        if (_arr[i].left == -1 && _arr[i].top == -1) {
            return i;
        }
    }
}

//数组中两个不同的索引互相替换
VOID switchBlock(Block _arr[IMGCLIPH*IMGCLIPH], int i, int j) {
    Block temp = _arr[i];
    _arr[i] = _arr[j];
    _arr[j] = temp;
}

int checkSuccess(Block _arr[IMGCLIPH*IMGCLIPH]) {
    int i, left, top , flag = 1;
    for (i = 0; i < IMGCLIPH*IMGCLIPW - 1; i++) {
        left = i % IMGCLIPW;
        top = floor(i / IMGCLIPH);
        if (left*IMGBLOCK!=_arr[i].left && top*IMGBLOCK!=_arr[i].top) {
            flag = 0;
        }
    }
    return flag;
}
//
//  函数: WndProc(HWND, UINT, WPARAM, LPARAM)
//
//  目的:    处理主窗口的消息。
//
//  WM_COMMAND  - 处理应用程序菜单
//  WM_PAINT    - 绘制主窗口
//  WM_DESTROY  - 发送退出消息并返回

LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
    switch (message)
    {
    case WM_CREATE:
        {
            resizeWindow(hWnd);
            InitGame(arr);
        }
        break;
    case WM_COMMAND:
        {
            int wmId = LOWORD(wParam);
            // 分析菜单选择: 
            switch (wmId)
            {
            case IDM_ABOUT:
                DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
                break;
            case IDM_EXIT:
                //DestroyWindow(hWnd);
                ResetGame(arr);
                InvalidateRect(hWnd, NULL, true);
                break;
            default:
                return DefWindowProc(hWnd, message, wParam, lParam);
            }
        }
        break;
    case WM_KEYDOWN:
        {
            //获取白色方块的位置;
            int idx = getWhilte(arr);
            switch(wParam) {
                case VK_UP:
                    //判断方块是否可以上移，如果可以那么就移动
                        //判断白色方块
                    if (idx - IMGCLIPH >= 0) {
                        //替换位置
                        switchBlock(arr, idx, idx - IMGCLIPH);
                        InvalidateRect(hWnd, NULL, true);
                    }
                break;
                case VK_DOWN:
                    if (idx + IMGCLIPH < IMGCLIPH*IMGCLIPH) {
                        //替换位置
                        switchBlock(arr, idx, idx + IMGCLIPH);
                        InvalidateRect(hWnd, NULL, true);
                    }
                break;
                case VK_LEFT:
                    if ( idx%IMGCLIPH -1>=0 ) {
                        //替换位置
                        switchBlock(arr, idx, idx-1);
                        InvalidateRect(hWnd, NULL, true);
                    }
                break;
                case VK_RIGHT:
                    if (idx%IMGCLIPH +1 < IMGCLIPH) {
                        //替换位置
                        switchBlock(arr, idx, idx + 1);
                        InvalidateRect(hWnd, NULL, true);
                    }
                break;
                default:
                break;
            }
            int result = checkSuccess(arr);
            if (result == 1) {
                DialogBox(hInst, MAKEINTRESOURCE(IDD_DIALOG1), hWnd, Done);
            }
        }
    break;
    case WM_PAINT:
        {
            // TODO: 在此处添加使用 hdc 的任何绘图代码...
            HDC hdc;
            PAINTSTRUCT ps;
            hdc = BeginPaint(hWnd, &ps); //为指定句柄hwnd窗口进行绘画准备工作  
            //displayImage(hdc);
            ShowImage(hdc, arr);
            EndPaint(hWnd, &ps);
        }
        break;
    case WM_DESTROY:
        PostQuitMessage(0);
        break;
    default:
        return DefWindowProc(hWnd, message, wParam, lParam);
    }
    return 0;
}

// “关于”框的消息处理程序。
INT_PTR CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
    UNREFERENCED_PARAMETER(lParam);
    switch (message)
    {
    case WM_INITDIALOG:
        return (INT_PTR)TRUE;

    case WM_COMMAND:
        if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)
        {
            EndDialog(hDlg, LOWORD(wParam));
            return (INT_PTR)TRUE;
        }
        break;
    }
    return (INT_PTR)FALSE;
}

// “关于”框的消息处理程序。
INT_PTR CALLBACK Done(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
    UNREFERENCED_PARAMETER(lParam);
    switch (message)
    {
    case WM_INITDIALOG:
        return (INT_PTR)TRUE;

    case WM_COMMAND:
        if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)
        {
            EndDialog(hDlg, LOWORD(wParam));
            return (INT_PTR)TRUE;
        }
        break;
    }
    return (INT_PTR)FALSE;
}

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