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WPSStreamImplementation.h

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00001 /* libwps
00002  * Copyright (C) 2006 Ariya Hidayat (ariya@kde.org)
00003  *
00004  * This library is free software; you can redistribute it and/or
00005  * modify it under the terms of the GNU Library General Public
00006  * License as published by the Free Software Foundation; either
00007  * version 2 of the License, or (at your option) any later version.
00008  *
00009  * This library is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012  * Library General Public License for more details.
00013  *
00014  * You should have received a copy of the GNU Library General Public
00015  * License along with this library; if not, write to the 
00016  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 
00017  * Boston, MA  02111-1301 USA
00018  *
00019  * For further information visit http://libwps.sourceforge.net
00020  */
00021 
00022 #ifndef __WPSSTREAMIMPLEMENTATION_H__
00023 #define __WPSSTREAMIMPLEMENTATION_H__
00024 
00025 #include "WPSStream.h"
00026 
00027 class WPSFileStreamPrivate;
00028 
00029 class WPSFileStream: public WPSInputStream
00030 {
00031 public:
00032         explicit WPSFileStream(const char* filename);
00033         ~WPSFileStream();
00034         
00035         const uint8_t *read(size_t numBytes, size_t &numBytesRead);
00036         long tell();
00037         int seek(long offset, WPX_SEEK_TYPE seekType);
00038         bool atEOS();
00039 
00040         bool isOLEStream();
00041         WPXInputStream *getDocumentOLEStream(const char * name);
00042         WPXInputStream *getDocumentOLEStream();
00043 
00044 private:
00045         WPSFileStreamPrivate* d;
00046         WPSFileStream(const WPSFileStream&); // copy is not allowed
00047         WPSFileStream& operator=(const WPSFileStream&); // assignment is not allowed
00048 };
00049 
00050 class WPSMemoryStreamPrivate;
00051 
00052 class WPSMemoryStream: public WPSInputStream
00053 {
00054 public:
00055         WPSMemoryStream(const char *data, const unsigned int dataSize);
00056         ~WPSMemoryStream();
00057 
00058         const uint8_t *read(size_t numBytes, size_t &numBytesRead);
00059         long tell();
00060         int seek(long offset, WPX_SEEK_TYPE seekType);
00061         bool atEOS();
00062 
00063         bool isOLEStream();
00064         WPXInputStream *getDocumentOLEStream(const char * name);
00065         WPXInputStream *getDocumentOLEStream();
00066 
00067 private:
00068         WPSMemoryStreamPrivate* d;
00069         WPSMemoryStream(const WPSMemoryStream&); // copy is not allowed
00070         WPSMemoryStream& operator=(const WPSMemoryStream&); // assignment is not allowed
00071 };
00072 
00073 #endif // __WPSSTREAMIMPLEMENTATION_H__

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