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/*************************************************************************
** FontEmitter.h **
** **
** This file is part of dvisvgm -- the DVI to SVG converter **
** Copyright (C) 2005-2009 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 FONTEMITTER_H
#define FONTEMITTER_H
#include <set>
struct FontEmitter
{
virtual ~FontEmitter () {}
/** Emits all glyphs of the font. */
virtual int emitFont (const char *id) =0;
/** Emits selected glyphs of the font. */
virtual int emitFont (const std::set<int> &usedChars, const char *id) =0;
/** Emits a single glyph. */
virtual bool emitGlyph (int c) =0;
};
#endif
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