source: OGRE/trunk/ogrenew/PlugIns/EXRCodec/src/O_IStream.h @ 692

Revision 692, 1.7 KB checked in by mattausch, 19 years ago (diff)

adding ogre 1.2 and dependencies

Line 
1/*
2-----------------------------------------------------------------------------
3This source file is part of OGRE
4(Object-oriented Graphics Rendering Engine)
5For the latest info, see http://www.ogre3d.org/
6
7Copyright (c) 2000-2005 The OGRE Team
8Also see acknowledgements in Readme.html
9
10This program is free software; you can redistribute it and/or modify it under
11the terms of the GNU Lesser General Public License as published by the Free Software
12Foundation; either version 2 of the License, or (at your option) any later
13version.
14
15This program is distributed in the hope that it will be useful, but WITHOUT
16ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
18
19You should have received a copy of the GNU Lesser General Public License along with
20this program; if not, write to the Free Software Foundation, Inc., 59 Temple
21Place - Suite 330, Boston, MA 02111-1307, USA, or go to
22http://www.gnu.org/copyleft/lesser.txt.
23-----------------------------------------------------------------------------
24*/
25#ifndef _O_IStream_H__
26#define _O_IStream_H__
27
28#include "OgreDataStream.h"
29#include <ImfInt64.h>
30#include <ImfIO.h>
31
32
33namespace Ogre {
34   
35/**
36 * Adapter class for feeding OGRE data chunks as input to Imf.
37 */
38class O_IStream: public Imf::IStream
39{
40public:
41
42    O_IStream(MemoryDataStream& stream, const char fileName[]):
43        IStream (fileName), _stream(stream) {}
44
45    virtual bool    read (char c[], int n);
46    virtual Imf::Int64   tellg ();
47    virtual void    seekg (Imf::Int64 pos);
48    virtual void    clear ();
49
50private:
51    MemoryDataStream& _stream;
52};
53
54};
55
56#endif
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