// Vereinbaren der logischen Palette
HPALETTE CBildObjekt :: CreateDIBPalette (void)
{
HPALETTE hPal = NULL;
if (!m_hDIB) return NULL;
hPal = CreateBIPalette ((BITMAPINFOHEADER *)GlobalLock (m_hDIB));
GlobalUnlock (m_hDIB);
return hPal;
}
void C256bmp::OnPaint()
{
CPaintDC dc(this); /* device context for painting */
BITMAPINFO *pb=GetBitmap();
if (pb)
{
BITMAPINFOHEADER *pbh=( BITMAPINFOHEADER*)pb;
HPALETTE hpal=CreateBIPalette (pbh);
LPSTR pbits = (LPSTR)pbh + (WORD)pbh->biSize + PaletteSize(pbh);
HPALETTE holdpal=::SelectPalette(dc.m_hDC,hpal,FALSE);
if (!hSystemPalette) hSystemPalette=holdpal;
::RealizePalette(dc.m_hDC);
::SetDIBitsToDevice(dc.m_hDC,0,0,pbh->biWidth,pbh->biHeight,0,0,0,pbh->biHeight,pbits,pb,DIB_RGB_COLORS);
::SelectPalette(dc.m_hDC,holdpal,FALSE);
::DeleteObject(hpal);
}
ValidateRect(0);
}
