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/*************************************************************************
** DvisvgmSpecialHandler.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_DVISVGMSPECIALHANDLER_H
#define DVISVGM_DVISVGMSPECIALHANDLER_H
#include <map>
#include <string>
#include <vector>
#include "SpecialHandler.h"
class InputReader;
struct SpecialActions;
class DvisvgmSpecialHandler : public SpecialHandler, public DVIPreprocessingListener, public DVIEndPageListener
{
typedef std::vector<std::string> StringVector;
typedef std::map<std::string, StringVector> MacroMap;
public:
DvisvgmSpecialHandler ();
const char* name () const {return "dvisvgm";}
const char* info () const {return "special set for embedding raw SVG snippets";}
const char** prefixes () const;
void preprocess (const char *prefix, std::istream &is, SpecialActions *actions);
bool process (const char *prefix, std::istream &is, SpecialActions *actions);
protected:
void preprocessRaw (InputReader &ir);
void preprocessRawDef (InputReader &ir);
void preprocessRawSet (InputReader &ir);
void preprocessEndRawSet (InputReader &ir);
void preprocessRawPut (InputReader &ir);
void processRaw (InputReader &ir, SpecialActions *actions);
void processRawDef (InputReader &ir, SpecialActions *actions);
void processRawSet (InputReader &ir, SpecialActions *actions);
void processEndRawSet (InputReader &ir, SpecialActions *actions);
void processRawPut (InputReader &ir, SpecialActions *actions);
void processBBox (InputReader &ir, SpecialActions *actions);
void processImg (InputReader &ir, SpecialActions *actions);
void dviPreprocessingFinished ();
void dviEndPage (unsigned pageno);
private:
MacroMap _macros;
MacroMap::iterator _currentMacro;
int _nestingLevel;
};
#endif
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