[핵심 API로 배우는 윈도우프로그래밍(강경우, 한빛아카데미)] 5장 7번 풀이

#include <Windows.h>
#include<tchar.h>
#include<string.h>
#include<math.h>
#include<iostream>
#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;
    hInst = hInstance;
    WNDCLASS WndClass;
    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,
        50,
        50,
        1000,
        700,
        NULL,
        NULL,
        hInstance,
        NULL);
 
    ShowWindow(hwnd, nCmdShow);
    UpdateWindow(hwnd);
 
    while (GetMessage(&msg, NULL, 0, 0))
    {
        TranslateMessage(&msg);
        DispatchMessage(&msg);
    }
    return (int)msg.wParam;
}
void TextPrint(HDC hdc, int x, int y, TCHAR word[])
{
    SetTextColor(hdc, RGB(255, 255, 255));
    for (int i = -1; i <= 1; i++)
        for (int j = -1; j <= 1; j++)
            TextOut(hdc, x + i, y + j, word, _tcslen(word));
    SetTextColor(hdc, RGB(0, 0, 0));
    TextOut(hdc, x, y, word, _tcslen(word));
}
 
LRESULT CALLBACK WndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam)
{
    HDC hdc, mem1dc, mem2dc;
    PAINTSTRUCT ps;
    HPEN hPen, oldPen;
    static HBITMAP hBit1, hBit2, oldBit1, oldBit2;
    static SIZE size;
    static TCHAR str[10]=_T(""),text[5][10];
    static int count = 0;
    static int x[5], y[5];
    static char temp[5];
    switch (iMsg)
    {
    case WM_CREATE:
        hBit2 = LoadBitmap(hInst, MAKEINTRESOURCE(IDB_BITMAP2));
        _tcscpy_s(text[0], _countof(text[0]), _T("조랑말"));
        _tcscpy_s(text[1], _countof(text[1]), _T("얼룩말"));
        _tcscpy_s(text[2], _countof(text[2]), _T("돼지"));
        _tcscpy_s(text[3], _countof(text[3]), _T("오리"));
        _tcscpy_s(text[4], _countof(text[4]), _T("닭"));
        for (int i = 0; i < 5; i++)
        {
            x[i] = rand() % 800 + 100;
            y[i] = rand() % 200;
        }
        SetTimer(hwnd, 1, 1000, NULL);
 
        CreateCaret(hwnd, NULL, 5, 15);    //캐럿생성
        ShowCaret(hwnd);                //캐럿보이기
        break;
 
    case WM_KEYDOWN:
        break;
    case WM_CHAR:
        if (wParam == VK_RETURN)
        {
            for (int i = 0; i < 5; i++)
            {
                if (_tcscmp(str,text[i])==0)
                {
                    y[i] = x[i] = 2000;
                    count = 0;
                    _tcscpy_s(str, _countof(str), _T(""));
                    MessageBox(hwnd, _T("번째 텍스트일치"), _T("dd"), MB_OK);
                    break;
                }
            }
        }
        else if (wParam == VK_BACK&&count>0)
        {
            count--;
        }
        else if(wParam!=VK_BACK&&wParam!=VK_RETURN)
        {
            str[count++] = wParam;
            //str[count] = NULL;
        }
        str[count] = NULL;
        InvalidateRgn(hwnd, NULL, TRUE);
        break;
    case WM_TIMER:
        for (int i = 0; i < 5; i++)
        {
            y[i] += 10;
        }
        InvalidateRgn(hwnd, NULL, TRUE);
        break;
 
    case WM_PAINT:
    
        hdc = BeginPaint(hwnd, &ps);
        mem1dc = CreateCompatibleDC(hdc);
        mem2dc = CreateCompatibleDC(hdc);
        if (hBit1 == NULL)
            hBit1 = CreateCompatibleBitmap(hdc, 1024, 768);
        oldBit1 = (HBITMAP)SelectObject(mem1dc, hBit1);
        oldBit2 = (HBITMAP)SelectObject(mem2dc, hBit2);
        BitBlt(mem1dc, 0, 0, 1024, 768, mem2dc, 0, 0, SRCCOPY);        //배경적재
        SetBkMode(mem1dc, TRANSPARENT);
        for (int i = 0; i < 5; i++)
            TextPrint(mem1dc, x[i], y[i], text[i]);                    //텍스트적재
        BitBlt(hdc, 0, 0, 1024, 768, mem1dc, 0, 0, SRCCOPY);
 
        Rectangle(hdc, 400, 550, 600, 570);
        SetBkMode(hdc, TRANSPARENT);
        GetTextExtentPoint(hdc, str, _tcslen(str), &size);             //문자열이 차지하는 크기 측정하기
        SetCaretPos(400+size.cx, 550);                                 //캐럿위치설정
        TextOut(hdc, 400, 550, str, _tcslen(str));
        SelectObject(mem1dc, oldBit1);
        SelectObject(mem2dc, oldBit2);
        DeleteDC(mem1dc);
        DeleteDC(mem2dc);
        EndPaint(hwnd, &ps);
        break;
    case WM_DESTROY:
        DeleteObject(hBit1);
        DeleteObject(hBit2);
        KillTimer(hwnd, 1);
        PostQuitMessage(0);
        break;
 
    }
    return DefWindowProc(hwnd, iMsg, wParam, lParam);
}