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FXGzStream.h

00001 /********************************************************************************
00002 *                                                                               *
00003 *                        G Z S t r e a m  C l a s s e s                         *
00004 *                                                                               *
00005 *********************************************************************************
00006 * Copyright (C) 2002 by Sander Jansen.   All Rights Reserved.                   *
00007 *********************************************************************************
00008 * This library is free software; you can redistribute it and/or                 *
00009 * modify it under the terms of the GNU Lesser General Public                    *
00010 * License as published by the Free Software Foundation; either                  *
00011 * version 2.1 of the License, or (at your option) any later version.            *
00012 *                                                                               *
00013 * This library is distributed in the hope that it will be useful,               *
00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of                *
00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU             *
00016 * Lesser General Public License for more details.                               *
00017 *                                                                               *
00018 * You should have received a copy of the GNU Lesser General Public              *
00019 * License along with this library; if not, write to the Free Software           *
00020 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.    *
00021 *********************************************************************************
00022 * $Id: FXGzStream.h,v 1.6 2002/04/09 23:06:47 fox Exp $                         *
00023 ********************************************************************************/
00024 #ifdef HAVE_ZLIB_H
00025 #ifndef FXGZSTREAM_H
00026 #define FXGZSTREAM_H
00027 
00028 #ifndef FXSTREAM_H
00029 #include "FXStream.h"
00030 #endif
00031 
00032 //////////////////////////////  UNDER DEVELOPMENT  //////////////////////////////
00033 
00034 namespace FX {
00035 
00036 
00037 /// GZIP compressed stream
00038 class FXAPI FXGzFileStream : public FXStream {
00039   void *gzfile;
00040 protected:
00041   virtual void saveItems(const void *buf,unsigned long n);
00042   virtual void loadItems(void *buf,unsigned long n);
00043 public:
00044 
00045   /// Create GZIP compressed file stream
00046   FXGzFileStream(const FXObject* cont=NULL);
00047 
00048   /// Open file stream
00049   FXbool open(const char* filename,FXStreamDirection save_or_load);
00050 
00051   /// Close file stream
00052   FXbool close();
00053 
00054   /// Move to position
00055   virtual FXbool position(unsigned long p){ return FALSE; }
00056 
00057   /// Clean up
00058   virtual ~FXGzFileStream();
00059   };
00060 
00061 }
00062 
00063 
00064 #endif
00065 #endif