00001 /* 00002 * @(#)include/VG91.h 1.0 2002-09-07 09:53 00003 * 00004 * Copyright (C) 2002 Daniel Léonard 00005 * 00006 * This program is free software; you can redistribute it and/or 00007 * modify it under the terms of the GNU General Public License 00008 * as published by the Free Software Foundation; either version 2 00009 * of the License, or (at your option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with this program; if not, write to the Free Software 00018 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00019 */ 00020 00026 #ifndef _VG91_H_ 00027 #define _VG91_H_ 00028 00029 #include <stdexcept> 00030 #include "VGHalftoner.h" 00031 00032 namespace halftoner 00033 { 00034 00035 class HalftonerSpec; 00036 class Image; 00037 00042 class VG91 : public VGHalftoner 00043 { 00044 public: 00048 VG91() throw(); 00049 00053 ~VG91(); 00054 00057 00068 Image* halftone(const Image& source, const HalftonerSpec* spec) throw (std::invalid_argument); 00070 }; 00071 00072 } 00073 00074 #endif /* define _VG91_H_ */