public static Win32.PAINTSTRUCT To32(Win16.PAINTSTRUCT ps16)
{
return(new Win32.PAINTSTRUCT()
{
hdc = HDC.To32(ps16.hdc),
fErase = ps16.fErase != 0,
rcPaint = ps16.rcPaint.Convert(),
fRestore = ps16.fRestore != 0,
fIncUpdate = ps16.fIncUpdate != 0,
});
}
public nint GetDeviceCaps(ushort hDC, nint cap)
{
// Tested on WinXP with 16, 24 and 32-bit color all return
// 2048 for num colors on 16-bit windows
// Assumes hDC is a screen DC
// Also fixes tetris asking for NumColors on a released DC
if (cap == Win16.NUMCOLORS && (!HDC.Map.IsValid16(hDC) || _GetDeviceCaps(HDC.To32(hDC), Win16.TECHNOLOGY) == Win16.DT_RASDISPLAY))
{
return(2048);
}
return(_GetDeviceCaps(HDC.To32(hDC), cap));
}