ifdentry.h

00001 /*
00002  * libopenraw - ifdentry.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 #ifndef _OPENRAW_INTERNALS_IFDENTRY_H
00023 #define _OPENRAW_INTERNALS_IFDENTRY_H
00024 
00025 #include <boost/shared_ptr.hpp>
00026 #include <libopenraw/types.h>
00027 
00028 #include "exception.h"
00029 
00030 namespace OpenRaw {
00031     namespace Internals {
00032 
00033         class IFDFileContainer;
00034 
00035         class IFDEntry
00036         {
00037         public:
00039             typedef boost::shared_ptr<IFDEntry> Ref;
00040 
00041             IFDEntry(int16_t _id, int16_t _type, int32_t _count, uint32_t _data,
00042                              IFDFileContainer &_container);
00043             virtual ~IFDEntry();
00044 
00045             int16_t type() const
00046                 {
00047                     return m_type;
00048                 }
00049 
00050             uint32_t getLong() throw (BadTypeException, TooBigException);
00051             uint16_t getShort() throw (BadTypeException, TooBigException);
00052         private:
00053             int16_t m_id;
00054             int16_t m_type;
00055             int32_t m_count;
00056             uint32_t m_data; 
00057             IFDFileContainer & m_container;
00058         };
00059 
00060 
00061     }
00062 }
00063 
00064 
00065 #endif
00066 
00067 

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