MWAWPictOLEContainer.hxx
Go to the documentation of this file.
1 /* -*- Mode: C++; c-default-style: "k&r"; indent-tabs-mode: nil; tab-width: 2; c-basic-offset: 2 -*- */
2 
3 /* libmwaw
4 * Version: MPL 2.0 / LGPLv2+
5 *
6 * The contents of this file are subject to the Mozilla Public License Version
7 * 2.0 (the "License"); you may not use this file except in compliance with
8 * the License or as specified alternatively below. You may obtain a copy of
9 * the License at http://www.mozilla.org/MPL/
10 *
11 * Software distributed under the License is distributed on an "AS IS" basis,
12 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13 * for the specific language governing rights and limitations under the
14 * License.
15 *
16 * Major Contributor(s):
17 * Copyright (C) 2002 William Lachance (wrlach@gmail.com)
18 * Copyright (C) 2002,2004 Marc Maurer (uwog@uwog.net)
19 * Copyright (C) 2004-2006 Fridrich Strba (fridrich.strba@bluewin.ch)
20 * Copyright (C) 2006, 2007 Andrew Ziem
21 * Copyright (C) 2011, 2012 Alonso Laurent (alonso@loria.fr)
22 *
23 *
24 * All Rights Reserved.
25 *
26 * For minor contributions see the git repository.
27 *
28 * Alternatively, the contents of this file may be used under the terms of
29 * the GNU Lesser General Public License Version 2 or later (the "LGPLv2+"),
30 * in which case the provisions of the LGPLv2+ are applicable
31 * instead of those above.
32 */
33 
34 /* This header contains code specific to an ole object which can be stored in a
35  * WPXBinaryData
36  */
37 
38 #ifndef MWAW_PICT_OLECONTAINER
39 # define MWAW_PICT_OLECONTAINER
40 
41 # include <assert.h>
42 # include <ostream>
43 
44 # include <libwpd/libwpd.h>
45 
46 # include "libmwaw_internal.hxx"
47 # include "MWAWPict.hxx"
48 
49 class WPXBinaryData;
51 typedef shared_ptr<MWAWInputStream> MWAWInputStreamPtr;
52 
55 {
56 public:
58  virtual Type getType() const {
60  }
61 
63  virtual bool getBinary(WPXBinaryData &res, std::string &s) const {
64  if (!valid() || isEmpty()) return false;
65 
66  s = "object/ole";
67  res = m_data;
68  return true;
69  }
70 
72  virtual bool valid() const {
73  return !m_empty;
74  }
75 
77  bool isEmpty() const {
78  return m_empty;
79  }
80 
84  static MWAWPictOLEContainer *get(MWAWInputStreamPtr input, int size) {
85  MWAWPictOLEContainer *res = 0L;
86  Box2f box;
87  if (checkOrGet(input, size, box, &res) == MWAW_R_BAD) return 0L;
88  return res;
89  }
90 
93  virtual int cmp(MWAWPict const &a) const {
94  int diff = MWAWPict::cmp(a);
95  if (diff) return diff;
96  MWAWPictOLEContainer const &aPict = static_cast<MWAWPictOLEContainer const &>(a);
97 
98  diff = (int) m_empty - (int) aPict.m_empty;
99  if (diff) return (diff < 0) ? -1 : 1;
100  long diffL = (long) m_data.size() - (long) aPict.m_data.size();
101  if (diffL) return (diff < 0) ? -1 : 1;
102 
103  return 0;
104  }
105 
106 protected:
110 
115  static ReadResult checkOrGet(MWAWInputStreamPtr input, int size,
116  Box2f &box, MWAWPictOLEContainer **result = 0L);
117 
119  WPXBinaryData m_data;
120 
122  bool m_empty;
123 };
124 
125 #endif
126 // vim: set filetype=cpp tabstop=2 shiftwidth=2 cindent autoindent smartindent noexpandtab:

Generated on Tue Apr 30 2013 06:31:14 for libmwaw by doxygen 1.8.3.1