rawfilefactory.h

00001 /*
00002  * libopenraw - rawfilefactory.h
00003  *
00004  * Copyright (C) 2006 Hubert Figuiere
00005  *
00006  * This library is free software; you can redistribute it and/or
00007  * modify it under the terms of the GNU Lesser General Public
00008  * License as published by the Free Software Foundation; either
00009  * version 2.1 of the License, or (at your option) any later version.
00010  *
00011  * This library 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 GNU
00014  * Lesser General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU Lesser General Public
00017  * License along with this library; if not, write to the Free Software
00018  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00019  */
00020 
00021 
00022 
00023 #ifndef __RAWFILEFACTORY_H
00024 #define __RAWFILEFACTORY_H
00025 
00026 
00027 #include <string>
00028 #include <map>
00029 
00030 #include <libopenraw++/rawfile.h>
00031 
00032 namespace OpenRaw {
00033 
00034     namespace Internals {
00035 
00036         
00037         class RawFileFactory
00038         {
00039         public:
00040             typedef RawFile * (*raw_file_creator)(const char *);
00044             typedef 
00045             std::map<RawFile::Type, raw_file_creator> Table;
00046             typedef
00047             std::map<std::string, RawFile::Type> Extensions;
00048             
00056             RawFileFactory(RawFile::Type type, raw_file_creator fn, 
00057                                          const char * ext);
00058 
00060             static Table & table();
00062             static Extensions & extensions();
00063 
00064             static void registerType(RawFile::Type type, raw_file_creator fn,
00065                                                              const char * ext);
00066             static void unRegisterType(RawFile::Type type);
00067         };
00068 
00069 
00070 
00074         inline RawFileFactory::Table & RawFileFactory::table()
00075         {
00077             static Table rawFactoryTable;
00078             return rawFactoryTable;
00079         }
00080 
00081         inline RawFileFactory::Extensions & RawFileFactory::extensions()
00082         {
00084             static Extensions rawExtensionsTable;
00085             return rawExtensionsTable;
00086         }
00087         
00088     }
00089 }
00090 
00091 #endif

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