/************************************************************************* ** SVGOutput.hpp ** ** ** ** This file is part of dvisvgm -- a fast DVI to SVG converter ** ** Copyright (C) 2005-2017 Martin Gieseking ** ** ** ** This program is free software; you can redistribute it and/or ** ** modify it under the terms of the GNU General Public License as ** ** published by the Free Software Foundation; either version 3 of ** ** the License, or (at your option) any later version. ** ** ** ** This program is distributed in the hope that it will be useful, but ** ** WITHOUT ANY WARRANTY; without even the implied warranty of ** ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ** ** GNU General Public License for more details. ** ** ** ** You should have received a copy of the GNU General Public License ** ** along with this program; if not, see . ** *************************************************************************/ #ifndef SVGOUTPUT_HPP #define SVGOUTPUT_HPP #include #include #include #include "FilePath.hpp" struct SVGOutputBase { virtual ~SVGOutputBase () =default; virtual std::ostream& getPageStream (int page, int numPages) const =0; virtual std::string filename (int page, int numPages) const =0; // virtual std::string outpath (int page, int numPages) const =0; }; class SVGOutput : public SVGOutputBase { public: SVGOutput () : SVGOutput(0, "", 0) {} SVGOutput (const char *base) : SVGOutput(base, "", 0) {} SVGOutput (const char *base, const std::string &pattern) : SVGOutput(base, pattern, 0) {} SVGOutput (const char *base, const std::string &pattern, int zipLevel); std::ostream& getPageStream (int page, int numPages) const override; std::string filename (int page, int numPages) const override; // std::string outpath (int page, int numPages) const override; protected: std::string expandFormatString (std::string str, int page, int numPages) const; private: FilePath _path; std::string _pattern; bool _stdout; ///< write to STDOUT? int _zipLevel; ///< compression level mutable int _page; ///< number of current page being written mutable std::unique_ptr _osptr; }; #endif