#include <windows.h>
// todo: finish this tool

void screencap()
{
    DWORD cx= GetSystemMetrics(SM_CXSCREEN);
    DWORD cy= GetSystemMetrics(SM_CYSCREEN);
    HDC dc= GetDC(0);
    HDC cpdc= CreateCompatibleDC(dc);
    HBITMAP bm= CreateCompatibleBitmap(dc, cx, cy);

    BITMAP bmp;
    if (!GetObject(bm, sizeof(BITMAP), &bmp))
        throw "GetObject";
    DeleteObject(bm);

    BITMAPINFO *pbmi= ...;
    HBITMAP bm2= CreateDIBSection(dc, pbmi, 0, &ar_44, 0, 0);

    HGDIOBJ obj= SelectObject(cpdc, bm2);
    BitBlt(cpdc, 0, 0, cx, cy, dc, 0, 0, 0xcc0020);

    ReleaseDC(dc, 0);

    SelectObject(cpdc, obj);
    DeleteObject(bm2);

}