#ifndef QPDF_NULL_HH #define QPDF_NULL_HH #include class QPDF_Null: public QPDFValue { public: virtual ~QPDF_Null() = default; static std::shared_ptr create(); virtual std::shared_ptr shallowCopy(); virtual std::string unparse(); virtual JSON getJSON(int json_version); private: QPDF_Null(); }; #endif // QPDF_NULL_HH