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Diffstat (limited to 'Build/source/texk/dvisvgm/dvisvgm-1.9.1/src/CMapReader.h')
-rw-r--r-- | Build/source/texk/dvisvgm/dvisvgm-1.9.1/src/CMapReader.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.1/src/CMapReader.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.1/src/CMapReader.h new file mode 100644 index 00000000000..a7a243999d7 --- /dev/null +++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.1/src/CMapReader.h @@ -0,0 +1,81 @@ +/************************************************************************* +** CMapReader.h ** +** ** +** This file is part of dvisvgm -- the DVI to SVG converter ** +** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> ** +** ** +** 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 <http://www.gnu.org/licenses/>. ** +*************************************************************************/ + +#ifndef DVISVGM_CMAPREADER_H +#define DVISVGM_CMAPREADER_H + +#include <cstdlib> +#include <istream> +#include <string> +#include <vector> +#include "MessageException.h" + + +struct CMap; +class InputReader; + +class CMapReader +{ + class Token + { + public: + enum Type {TT_UNKNOWN, TT_EOF, TT_DELIM, TT_NUMBER, TT_STRING, TT_NAME, TT_OPERATOR}; + + public: + Token (InputReader &ir); + void scan (InputReader &ir); + Type type () const {return _type;} + const std::string& strvalue () const {return _value;} + double numvalue () const {return std::atof(_value.c_str());} + + private: + Type _type; + std::string _value; + }; + + public: + CMapReader (); + CMap* read (const std::string &fname); + CMap* read (std::istream &is, const std::string &name); + + protected: + Token popToken () {Token t=_tokens.back(); _tokens.pop_back(); return t;} + void executeOperator (const std::string &op, InputReader &ir); + void op_beginbfchar (InputReader &ir); + void op_beginbfrange (InputReader &ir); + void op_begincidrange (InputReader &ir); + void op_def (InputReader &ir); + void op_endcmap (InputReader &ir); + void op_usecmap (InputReader &ir); + + private: + SegmentedCMap *_cmap; ///< CMap being read + std::vector<Token> _tokens; ///< stack of tokens to be processed + bool _inCMap; ///< operator begincmap has been executed +}; + + + +struct CMapReaderException : public MessageException +{ + CMapReaderException (const std::string &msg) : MessageException(msg) {} +}; + +#endif |