00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ 00002 /* librevenge 00003 * Version: MPL 2.0 / LGPLv2.1+ 00004 * 00005 * This Source Code Form is subject to the terms of the Mozilla Public 00006 * License, v. 2.0. If a copy of the MPL was not distributed with this 00007 * file, You can obtain one at http://mozilla.org/MPL/2.0/. 00008 * 00009 * Major Contributor(s): 00010 * Copyright (C) 2006 Ariya Hidayat (ariya@kde.org) 00011 * 00012 * For minor contributions see the git repository. 00013 * 00014 * Alternatively, the contents of this file may be used under the terms 00015 * of the GNU Lesser General Public License Version 2.1 or later 00016 * (LGPLv2.1+), in which case the provisions of the LGPLv2.1+ are 00017 * applicable instead of those above. 00018 */ 00019 00020 #ifndef RVNGSTREAMIMPLEMENTATION_H 00021 #define RVNGSTREAMIMPLEMENTATION_H 00022 00023 #include "librevenge-stream-api.h" 00024 00025 #include "RVNGStream.h" 00026 00027 namespace librevenge 00028 { 00029 00030 class RVNGFileStreamPrivate; 00031 00032 class REVENGE_STREAM_API RVNGFileStream: public RVNGInputStream 00033 { 00034 public: 00035 explicit RVNGFileStream(const char *filename); 00036 ~RVNGFileStream(); 00037 00038 const unsigned char *read(unsigned long numBytes, unsigned long &numBytesRead); 00039 long tell(); 00040 int seek(long offset, RVNG_SEEK_TYPE seekType); 00041 bool isEnd(); 00042 00043 bool isStructured(); 00044 unsigned subStreamCount(); 00045 const char *subStreamName(unsigned id); 00046 bool existsSubStream(const char *name); 00047 RVNGInputStream *getSubStreamById(unsigned id); 00048 RVNGInputStream *getSubStreamByName(const char *name); 00049 00050 private: 00051 RVNGFileStreamPrivate *d; 00052 RVNGFileStream(const RVNGFileStream &); // copy is not allowed 00053 RVNGFileStream &operator=(const RVNGFileStream &); // assignment is not allowed 00054 }; 00055 00056 class RVNGStringStreamPrivate; 00057 00058 class REVENGE_STREAM_API RVNGStringStream: public RVNGInputStream 00059 { 00060 public: 00061 RVNGStringStream(const unsigned char *data, const unsigned int dataSize); 00062 ~RVNGStringStream(); 00063 00064 const unsigned char *read(unsigned long numBytes, unsigned long &numBytesRead); 00065 long tell(); 00066 int seek(long offset, RVNG_SEEK_TYPE seekType); 00067 bool isEnd(); 00068 00069 bool isStructured(); 00070 unsigned subStreamCount(); 00071 const char *subStreamName(unsigned); 00072 bool existsSubStream(const char *name); 00073 RVNGInputStream *getSubStreamByName(const char *name); 00074 RVNGInputStream *getSubStreamById(unsigned); 00075 00076 private: 00077 RVNGStringStreamPrivate *d; 00078 RVNGStringStream(const RVNGStringStream &); // copy is not allowed 00079 RVNGStringStream &operator=(const RVNGStringStream &); // assignment is not allowed 00080 }; 00081 00082 } 00083 00084 #endif // RVNGSTREAMIMPLEMENTATION_H 00085 /* vim:set shiftwidth=4 softtabstop=4 noexpandtab: */