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/*************************************************************************
** TpicSpecialHandler.hpp **
** **
** This file is part of dvisvgm -- a fast DVI to SVG converter **
** Copyright (C) 2005-2023 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 TPICSPECIALHANDLER_HPP
#define TPICSPECIALHANDLER_HPP
#include <list>
#include "Pair.hpp"
#include "SpecialHandler.hpp"
class TpicSpecialHandler : public SpecialHandler {
public:
TpicSpecialHandler ();
bool process (const std::string &prefix, std::istream &is, SpecialActions &actions) override;
const char* info () const override {return "TPIC specials";}
const char* name () const override {return handlerName();}
static const char* handlerName () {return "tpic";}
std::vector<const char*> prefixes () const override;
double penwidth () const {return _penwidth;}
double grayLevel () const {return _grayLevel;}
Color fillColor (bool grayOnly) const;
protected:
void dviEndPage (unsigned pageno, SpecialActions &actions) override;
void reset ();
void drawLines (double ddist, SpecialActions &actions);
void drawSplines (double ddist, SpecialActions &actions);
void drawArc (double cx, double cy, double rx, double ry, double angle1, double angle2, SpecialActions &actions);
private:
double _penwidth; ///< pen width in PS point units
double _grayLevel; ///< [0,1]; 0=white, 1=black, if < 0, we don't fill anything
std::vector<DPair> _points;
Color _dviColor; ///< current DVI color
};
#endif
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