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Diffstat (limited to 'Build/source/texk/dvisvgm/dvisvgm-1.8/src/Subfont.h')
-rw-r--r-- | Build/source/texk/dvisvgm/dvisvgm-1.8/src/Subfont.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.8/src/Subfont.h b/Build/source/texk/dvisvgm/dvisvgm-1.8/src/Subfont.h new file mode 100644 index 00000000000..eafa683e30b --- /dev/null +++ b/Build/source/texk/dvisvgm/dvisvgm-1.8/src/Subfont.h @@ -0,0 +1,102 @@ +/************************************************************************* +** Subfont.h ** +** ** +** This file is part of dvisvgm -- the DVI to SVG converter ** +** Copyright (C) 2005-2014 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_SUBFONT_H +#define DVISVGM_SUBFONT_H + +#include <istream> +#include <map> +#include <sstream> +#include <string> +#include <vector> +#include "MessageException.h" +#include "types.h" + + +class Subfont; + + +/** Represents a collection of subfont mappings as defined in a .sfd file, and + * encapsulates the evaluation of these files. */ +class SubfontDefinition +{ + typedef std::map<std::string, Subfont*> Subfonts; + typedef Subfonts::iterator Iterator; + typedef Subfonts::const_iterator ConstIterator; + public: + ~SubfontDefinition (); + static SubfontDefinition* lookup (const std::string &name); +// int getIDs (std::vector<std::string> &ids) const; + const std::string& name() const {return _sfname;} + std::string filename() const {return _sfname+".sfd";} + Subfont* subfont (const std::string &id) const; + int subfonts (std::vector<Subfont*> &sfs) const; + const char* path () const; + + protected: + SubfontDefinition (const std::string &name, const char *fpath); + SubfontDefinition (const SubfontDefinition &sfd) {} + + private: + std::string _sfname; ///< name of subfont + Subfonts _subfonts; ///< all subfonts defined in the corresponding .sfd file +}; + + +/** Represents a single subfont mapping defined in a SubfontDefinition (.sfd file). */ +class Subfont +{ + friend class SubfontDefinition; + public: + ~Subfont(); + const std::string& id () const {return _id;} + UInt16 decode (unsigned char c); + + protected: + Subfont (SubfontDefinition &sfd, const std::string &id) : _sfd(sfd), _id(id), _mapping(0) {} + bool read (); + + private: + SubfontDefinition &_sfd; ///< SubfontDefinition where this Subfont belongs to + const std::string &_id; ///< id of this subfont as specified in the .sfd file + UInt16 *_mapping; ///< the character mapping table with 256 entries +}; + + +class SubfontException : public MessageException +{ + public: + SubfontException (const std::string &msg, const std::string &fname, int lineno=0) + : MessageException(msg), _fname(fname), _lineno(lineno) {} + + SubfontException (const std::ostream &oss, const std::string &fname, int lineno=0) + : MessageException(dynamic_cast<const std::ostringstream&>(oss).str()), _fname(fname), _lineno(lineno) {} + + virtual ~SubfontException () throw() {} + + const char* filename () const {return _fname.c_str();} + int lineno () const {return _lineno;} + + private: + std::string _fname; + int _lineno; +}; + +#endif |