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VG91.h

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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_ */

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