이미지 리스트 (image list, ImageList_LoadBitmap, ImageList_Create, ImageList_AddMasked, LoadBitmap, ImageList_SetBkColor, ImageList_Draw, ImageList_DrawEx)

#include <windows.h>

LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM);
HINSTANCE g_hInst;
LPSTR lpszClass="MaskedImage";

int APIENTRY WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance
         ,LPSTR lpszCmdParam,int nCmdShow)
{
    HWND hWnd;
    MSG Message;
    WNDCLASS WndClass;
    g_hInst=hInstance;
    
    if(!hPrevInstance) {
        WndClass.cbClsExtra=0;
        WndClass.cbWndExtra=0;
        WndClass.hbrBackground=(HBRUSH)GetStockObject(LTGRAY_BRUSH);
        WndClass.hCursor=LoadCursor(NULL,IDC_ARROW);
        WndClass.hIcon=LoadIcon(NULL,IDI_APPLICATION);
        WndClass.hInstance=hInstance;
        WndClass.lpfnWndProc=(WNDPROC)WndProc;
        WndClass.lpszClassName=lpszClass;
        WndClass.lpszMenuName=NULL;
        WndClass.style=CS_HREDRAW | CS_VREDRAW;
        RegisterClass(&WndClass);
    }
    hWnd=CreateWindow(lpszClass,lpszClass,WS_OVERLAPPEDWINDOW,
        CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,
        NULL,(HMENU)NULL,hInstance,NULL);
    ShowWindow(hWnd,nCmdShow);
    
    while(GetMessage(&Message,0,0,0)) {
        TranslateMessage(&Message);
        DispatchMessage(&Message);
    }
    return Message.wParam;
}

#include <commctrl.h>
#include "resource.h"
HIMAGELIST IL;
LRESULT CALLBACK WndProc(HWND hWnd,UINT iMessage,WPARAM wParam,LPARAM lParam)
{
    PAINTSTRUCT ps;
    HDC hdc;
    int i;
    HBITMAP bit, bit2;

    switch(iMessage) {
    case WM_CREATE:
        InitCommonControls();
        IL=ImageList_LoadBitmap(g_hInst, MAKEINTRESOURCE(IDB_FRUIT),
            32, 1, CLR_DEFAULT);

/*        // 실행중에 마스크 이미지 만들기
        IL=ImageList_Create(32,32,ILC_COLOR4 | ILC_MASK,1,1);
        bit=LoadBitmap(g_hInst,MAKEINTRESOURCE(IDB_FRUIT));
        ImageList_AddMasked(IL,bit,RGB(0,0,255));
        DeleteObject(bit);
//*/
/*        // 마스크 이미지를 따로 만들기
        IL=ImageList_Create(32,32,ILC_COLOR4 | ILC_MASK,1,1);
        bit=LoadBitmap(g_hInst,MAKEINTRESOURCE(IDB_IMAGE));
        bit2=LoadBitmap(g_hInst,MAKEINTRESOURCE(IDB_MASK));
        ImageList_Add(IL,bit,bit2);
        DeleteObject(bit);
        DeleteObject(bit2);
//*/
        return 0;
    case WM_PAINT:
        hdc=BeginPaint(hWnd, &ps);
        for (i=0;i<=150;i+=5) {
            MoveToEx(hdc,0,i,NULL);
            LineTo(hdc,150,i);
        }
        for (i=0;i<=150;i+=5) {
            MoveToEx(hdc,i,0,NULL);
            LineTo(hdc,i,150);
        }

        ImageList_SetBkColor(IL,RGB(0,255,0));
        ImageList_Draw(IL,0,hdc,50,50,ILD_NORMAL);
        ImageList_DrawEx(IL,0,hdc,50,50,32,32,RGB(0,255,0),CLR_DEFAULT,
            ILD_TRANSPARENT);
        EndPaint(hWnd, &ps);
        return 0;
    case WM_LBUTTONDOWN:
        COLORREF ddd;
        ddd=ImageList_GetBkColor(IL);
        return 0;
    case WM_DESTROY:
        ImageList_Destroy(IL);
        PostQuitMessage(0);
        return 0;
    }
    return(DefWindowProc(hWnd,iMessage,wParam,lParam));
}