오다기리 박의 알고리즘 노트

[핵심 API로 배우는 윈도우프로그래밍(강경우, 한빛아카데미)] 5장 3번 풀이 본문

WIN32 API

[핵심 API로 배우는 윈도우프로그래밍(강경우, 한빛아카데미)] 5장 3번 풀이

오다기리 박 2017. 11. 3. 21:28
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#include <Windows.h>
#include<tchar.h>
#include<string.h>
#include<math.h>
#include "resource.h"
LRESULT CALLBACK WndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam);
 
HINSTANCE hInst;
 
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmdLine, int nCmdShow)
{
    HWND hwnd;
    MSG msg;
    WNDCLASS WndClass;
    hInst = hInstance;
    WndClass.style = CS_HREDRAW | CS_VREDRAW;
    WndClass.lpfnWndProc = WndProc;
    WndClass.cbClsExtra = 0;
    WndClass.cbWndExtra = 0;
    WndClass.hInstance = hInstance;
    WndClass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
    WndClass.hCursor = LoadCursor(NULL, IDC_ARROW);
    WndClass.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
    WndClass.lpszMenuName = NULL;
    WndClass.lpszClassName = _T("Window Class Name");
    RegisterClass(&WndClass);
 
    hwnd = CreateWindow(
        _T("Window Class Name"),
        _T("홍길동의 첫 번째 윈도우"),
        WS_OVERLAPPEDWINDOW,
        100,
        100,
        1000,
        600,
        NULL,
        NULL,
        hInstance,
        NULL);
 
    ShowWindow(hwnd, nCmdShow);
    UpdateWindow(hwnd);
 
    while (GetMessage(&msg, NULL00))
    {
        TranslateMessage(&msg);
        DispatchMessage(&msg);
    }
    return (int)msg.wParam;
}
 
LRESULT CALLBACK WndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam)
{
    HDC hdc, memdc;
    PAINTSTRUCT ps;
    HPEN hPen, oldPen;
    static HBITMAP hBit, oldBit;
    static RECT rectView;
 
    switch (iMsg)
    {
    case WM_CREATE:
        hBit = LoadBitmap(hInst, MAKEINTRESOURCE(IDB_BITMAP1));
        break;
 
    case WM_PAINT:
        hdc = BeginPaint(hwnd, &ps);
        GetClientRect(hwnd, &rectView);
        memdc = CreateCompatibleDC(hdc);
        oldBit = (HBITMAP)SelectObject(memdc, hBit);
        for (int j = 0; j < rectView.bottom; j+=100)
        {
            for (int i = 0; i < rectView.right; i+=100)
            {
                StretchBlt(hdc, i, j, 100100, memdc, 100150200200, SRCCOPY);
            }
        }
        SelectObject(memdc, oldBit);
        EndPaint(hwnd, &ps);
        break;
    case WM_SIZE:
        break;
    case WM_DESTROY:
        PostQuitMessage(0);
        break;
 
    }
    return DefWindowProc(hwnd, iMsg, wParam, lParam);
}
cs