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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