Aspose::Words::Saving::HtmlSaveOptions::get_NavigationMapLevel method. Specifies the maximum level of headings populated to the navigation map when Exporting to EPUB, MOBI, or AZW3 formats. Default value is %3 in C++....to the navigation map when exporting to EPUB, MOBI, or AZW3 formats..."Big document.docx" ); auto options = System :: MakeObject < Aspose...