std::vector<Format const *> exportableFormats(bool only_viewable) const;
///
bool isExportableFormat(std::string const & format) const;
- ///
+ /// the backends appropriate for use with this document.
+ /// so, e.g., latex is excluded , if we're using non-TeX fonts
std::vector<std::string> backends() const;
/// List of included children (for includeonly)