IsGrayscale example for C++ 5.0 and later

    GrayscaleTypes IsGray;
   IsGray = (GrayscaleTypes)m_LEADRasterView1.GetRaster().GetIsGrayscale ();
   if(IsGray == GRAY_NO)
      AfxMessageBox(TEXT("Not Grayscale"));
   else
      AfxMessageBox(TEXT("Is Grayscale"));