How to use Is method of Aspose::Words::<strong>Font</strong>s::Stream<strong>Font</strong>Sour<strong>C</strong>e <strong>C</strong>lass in <strong>C</strong>++....Aspose::Words::Fonts::StreamFontSource::Is method StreamFontSource::Is...virtual bool Aspose :: Words :: Fonts :: StreamFontSource :: Is (...