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DjVmDir0.h

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//C-  -*- C++ -*-
//C- -------------------------------------------------------------------
//C- DjVuLibre-3.5
//C- Copyright (c) 2002  Leon Bottou and Yann Le Cun.
//C- Copyright (c) 2001  AT&T
//C-
//C- This software is subject to, and may be distributed under, the
//C- GNU General Public License, Version 2. The license should have
//C- accompanied the software or you may obtain a copy of the license
//C- from the Free Software Foundation at http://www.fsf.org .
//C-
//C- This program is distributed in the hope that it will be useful,
//C- but WITHOUT ANY WARRANTY; without even the implied warranty of
//C- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//C- GNU General Public License for more details.
//C- 
//C- DjVuLibre-3.5 is derived from the DjVu(r) Reference Library
//C- distributed by Lizardtech Software.  On July 19th 2002, Lizardtech 
//C- Software authorized us to replace the original DjVu(r) Reference 
//C- Library notice by the following text (see doc/lizard2002.djvu):
//C-
//C-  ------------------------------------------------------------------
//C- | DjVu (r) Reference Library (v. 3.5)
//C- | Copyright (c) 1999-2001 LizardTech, Inc. All Rights Reserved.
//C- | The DjVu Reference Library is protected by U.S. Pat. No.
//C- | 6,058,214 and patents pending.
//C- |
//C- | This software is subject to, and may be distributed under, the
//C- | GNU General Public License, Version 2. The license should have
//C- | accompanied the software or you may obtain a copy of the license
//C- | from the Free Software Foundation at http://www.fsf.org .
//C- |
//C- | The computer code originally released by LizardTech under this
//C- | license and unmodified by other parties is deemed "the LIZARDTECH
//C- | ORIGINAL CODE."  Subject to any third party intellectual property
//C- | claims, LizardTech grants recipient a worldwide, royalty-free, 
//C- | non-exclusive license to make, use, sell, or otherwise dispose of 
//C- | the LIZARDTECH ORIGINAL CODE or of programs derived from the 
//C- | LIZARDTECH ORIGINAL CODE in compliance with the terms of the GNU 
//C- | General Public License.   This grant only confers the right to 
//C- | infringe patent claims underlying the LIZARDTECH ORIGINAL CODE to 
//C- | the extent such infringement is reasonably necessary to enable 
//C- | recipient to make, have made, practice, sell, or otherwise dispose 
//C- | of the LIZARDTECH ORIGINAL CODE (or portions thereof) and not to 
//C- | any greater extent that may be necessary to utilize further 
//C- | modifications or combinations.
//C- |
//C- | The LIZARDTECH ORIGINAL CODE is provided "AS IS" WITHOUT WARRANTY
//C- | OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
//C- | TO ANY WARRANTY OF NON-INFRINGEMENT, OR ANY IMPLIED WARRANTY OF
//C- | MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
//C- +------------------------------------------------------------------
// 
// $Id: DjVmDir0.h,v 1.8 2003/11/07 22:08:20 leonb Exp $
// $Name: release_3_5_15 $

#ifndef _DJVMDIR0_H
#define _DJVMDIR0_H
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#if NEED_GNUG_PRAGMAS
# pragma interface
#endif


#include "GString.h"

#ifdef HAVE_NAMESPACES
namespace DJVU {
# ifdef NOT_DEFINED // Just to fool emacs c++ mode
}
#endif
#endif

class ByteStream;


class DjVmDir0 : public GPEnabled
{
public:
   class FileRec;
private:
   GMap<GUTF8String, GP<FileRec> >  name2file;
   GPArray<FileRec>     num2file;
protected:
   DjVmDir0(void) {};
public:
   DjVmDir0(const DjVmDir0 & d);

   static GP<DjVmDir0> create(void) {return new DjVmDir0;}

   virtual ~DjVmDir0(void) {};

   int      get_files_num(void) const;
   
   GP<FileRec>  get_file(const GUTF8String &name);

   GP<FileRec>  get_file(int file_num);

   void     add_file(const GUTF8String &name, bool iff_file,
             int offset=-1, int size=-1);

   int      get_size(void) const;

   void     encode(ByteStream & bs);

   void     decode(ByteStream & bs);

};

class DjVmDir0::FileRec : public GPEnabled
{
public:
  GUTF8String       name;
  bool      iff_file;
  int       offset;
  int       size;

  friend int    operator==(const FileRec & f1, const FileRec & f2);

  FileRec(const GUTF8String &name, bool iff_file,
          int offset=-1, int size=-1);
  FileRec(void);
  virtual ~FileRec(void);
};

inline
DjVmDir0::FileRec::FileRec(
  const GUTF8String &name_in, bool iff_file_in, int offset_in, int size_in)
: name(name_in), iff_file(iff_file_in), offset(offset_in), size(size_in)
{
}

inline
DjVmDir0::FileRec::FileRec(void) : iff_file(0), offset(-1), size(-1)
{
}

inline
DjVmDir0::FileRec::~FileRec(void)
{
}

inline int
DjVmDir0::get_files_num(void) const
{
   return num2file.size();
}

inline
DjVmDir0::DjVmDir0(const DjVmDir0 & d) :
      name2file(d.name2file), num2file(d.num2file)
{
}



#ifdef HAVE_NAMESPACES
}
# ifndef NOT_USING_DJVU_NAMESPACE
using namespace DJVU;
# endif
#endif
#endif

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