InfoViewPerspective example for C++ 5.0 and later
ILEADRasterIO *pRasterIO=NULL;
CoCreateInstance(CLSID_LEADRasterIO, NULL,
CLSCTX_ALL, IID_ILEADRasterIO,
(void**)&pRasterIO);
pRasterIO->GetFileInfo (m_LEADRasterView1.GetRaster(),
"v:\\images\\babe.cmp",
1, FILEINFO_TOTALPAGES);
CString cs;
cs.Format(TEXT("ViewPerspective:%d\n"), pRasterIO->GetInfoViewPerspective ());
AfxMessageBox(cs);