00001 /*---------------------------------------------------------------------------*\ 00002 * OpenSG * 00003 * * 00004 * * 00005 * Copyright (C) 2000-2002 by the OpenSG Forum * 00006 * * 00007 * www.opensg.org * 00008 * * 00009 * contact: dirk@opensg.org, gerrit.voss@vossg.org, jbehr@zgdv.de * 00010 * * 00011 \*---------------------------------------------------------------------------*/ 00012 /*---------------------------------------------------------------------------*\ 00013 * License * 00014 * * 00015 * This library is free software; you can redistribute it and/or modify it * 00016 * under the terms of the GNU Library General Public License as published * 00017 * by the Free Software Foundation, version 2. * 00018 * * 00019 * This library is distributed in the hope that it will be useful, but * 00020 * WITHOUT ANY WARRANTY; without even the implied warranty of * 00021 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00022 * Library General Public License for more details. * 00023 * * 00024 * You should have received a copy of the GNU Library General Public * 00025 * License along with this library; if not, write to the Free Software * 00026 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * 00027 * * 00028 \*---------------------------------------------------------------------------*/ 00029 /*---------------------------------------------------------------------------*\ 00030 * Changes * 00031 * * 00032 * * 00033 * * 00034 * * 00035 * * 00036 * * 00037 \*---------------------------------------------------------------------------*/ 00038 00039 #ifndef OSGPNGIMAGEFILETYPE_CLASS_DECLARATION 00040 #define OSGPNGIMAGEFILETYPE_CLASS_DECLARATION 00041 #ifdef __sgi 00042 #pragma once 00043 #endif 00044 00045 #include <OSGSystemDef.h> 00046 #include <OSGBaseTypes.h> 00047 #include <OSGImageFileType.h> 00048 00049 OSG_BEGIN_NAMESPACE 00050 00055 class OSG_SYSTEMLIB_DLLMAPPING PNGImageFileType : public ImageFileType 00056 { 00057 00058 /*========================== PUBLIC =================================*/ 00059 public: 00060 00061 /*---------------------------------------------------------------------*/ 00065 virtual ~PNGImageFileType (void); 00066 00068 /*---------------------------------------------------------------------*/ 00072 virtual bool read (ImagePtr &image, const Char8 *fileName); 00073 00074 virtual bool write (const ImagePtr &image, const Char8 *fileName); 00075 00076 virtual bool validateHeader( const Char8 *fileName, bool &implemented); 00077 00079 /*---------------------------------------------------------------------*/ 00083 virtual UInt64 restoreData ( ImagePtr &image, const UChar8 *buffer, 00084 Int32 memSize = -1 ); 00085 00086 virtual UInt64 storeData ( const ImagePtr &image, UChar8 *buffer, 00087 Int32 memSize = -1 ); 00089 /*---------------------------------------------------------------------*/ 00093 static PNGImageFileType & the (void); 00094 00097 /*========================= PROTECTED ===============================*/ 00098 protected: 00099 00100 /*---------------------------------------------------------------------*/ 00104 PNGImageFileType ( const Char8 *mimeType, 00105 const Char8 *suffixArray[], UInt16 suffixByteCount, 00106 UInt32 flags ); 00107 00109 /*---------------------------------------------------------------------*/ 00113 PNGImageFileType (const PNGImageFileType &obj); 00114 00115 typedef ImageFileType Inherited; 00116 00117 static PNGImageFileType _the; 00118 00121 /*---------------------------------------------------------------------*/ 00128 }; 00129 00130 typedef PNGImageFileType* PNGImageFileTypeP; 00131 00132 OSG_END_NAMESPACE 00133 00134 #endif // OSGPNGIMAGEFILETYPE_CLASS_DECLARATION
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