WP6VariableLengthGroup.h
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
2 /* libwpd
3  * Copyright (C) 2002 William Lachance (wrlach@gmail.com)
4  * Copyright (C) 2002 Marc Maurer (uwog@uwog.net)
5  * Copyright (C) 2006 Fridrich Strba (fridrich.strba@bluewin.ch)
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2 of the License, or (at your option) any later version.
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12  * This library is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Library General Public License for more details.
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21  * For further information visit http://libwpd.sourceforge.net
22  */
23 
24 /* "This product is not manufactured, approved, or supported by
25  * Corel Corporation or Corel Corporation Limited."
26  */
27 
28 #ifndef WP6VARIABLELENGTHGROUP_H
29 #define WP6VARIABLELENGTHGROUP_H
30 
31 #include "WP6Part.h"
32 
34 {
35 public:
37  virtual void parse(WP6Listener *listener, const uint8_t numPrefixIDs, uint16_t const *prefixIDs) const = 0;
38 };
39 
41 {
42 public:
43  WP6VariableLengthGroup(); // WP6VariableLengthGroup should _never_ be constructed, only its inherited classes
44  virtual ~WP6VariableLengthGroup();
45 
46  static WP6VariableLengthGroup *constructVariableLengthGroup(WPXInputStream *input, WPXEncryption *encryption, const uint8_t groupID);
47 
48  static bool isGroupConsistent(WPXInputStream *input, WPXEncryption *encryption, const uint8_t groupID);
49 
50 protected:
51  void _read(WPXInputStream *input, WPXEncryption *encryption);
52  virtual void _readContents(WPXInputStream * /* input */, WPXEncryption * /* encryption */) {} // we don't always need more information than that provided generically
53 
54  uint8_t getSubGroup() const
55  {
56  return m_subGroup;
57  }
58  uint16_t getSize() const
59  {
60  return m_size;
61  }
62  uint8_t getFlags() const
63  {
64  return m_flags;
65  }
66  uint8_t getNumPrefixIDs() const
67  {
68  return m_numPrefixIDs;
69  }
70  const uint16_t *getPrefixIDs() const
71  {
72  return m_prefixIDs;
73  }
74  uint16_t getSizeNonDeletable() const
75  {
76  return m_sizeNonDeletable;
77  }
78  uint16_t getSizeDeletable() const
79  {
80  return m_sizeDeletable;
81  }
82 
83 private:
86  uint8_t m_subGroup;
87  uint16_t m_size;
88  uint8_t m_flags;
89  uint8_t m_numPrefixIDs;
90  uint16_t *m_prefixIDs;
92  uint16_t m_sizeDeletable;
93 };
94 
95 #endif /* WP6VARIABLELENGTHGROUP_H */
96 /* vim:set shiftwidth=4 softtabstop=4 noexpandtab: */

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