ScaleMode example for C++ 5.0 and later
//setup a custom scale
m_LEADImageList.SetScaleMode(SCALEMODE_USER);
m_LEADImageList.SetScaleWidth(600);
m_LEADImageList.SetScaleHeight(300);
m_LEADImageList.SetScaleTop(200);
m_LEADImageList.SetScaleLeft(200);