GWGraph.hxx
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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 /*
35  * Parser to GreatWorks text document ( graphic part )
36  *
37  */
38 #ifndef GW_GRAPH
39 # define GW_GRAPH
40 
41 #include <set>
42 #include <string>
43 #include <vector>
44 
45 #include <libwpd/libwpd.h>
46 
47 #include "libmwaw_internal.hxx"
48 
49 #include "MWAWDebug.hxx"
50 #include "MWAWInputStream.hxx"
51 
52 namespace GWGraphInternal
53 {
54 struct Frame;
55 struct FrameBasic;
56 struct Style;
57 struct Zone;
58 
59 struct State;
60 class SubDocument;
61 }
62 
63 class GWParser;
64 
70 class GWGraph
71 {
72  friend class GWParser;
74 
75 public:
77  GWGraph(GWParser &parser);
79  virtual ~GWGraph();
80 
82  int version() const;
83 
85  int numPages() const;
86 
87 protected:
89  bool sendPageGraphics();
91  void flushExtra();
92 
93  //
94  // Intermediate level
95  //
96 
97  // RSRC
99  bool readPatterns(MWAWEntry const &entry);
101  bool readPalettes(MWAWEntry const &entry);
102 
103  // DataFork: pict
105  bool sendPageFrames(GWGraphInternal::Zone const &zone);
107  bool sendFrame(shared_ptr<GWGraphInternal::Frame> frame, GWGraphInternal::Zone const &zone, int order);
109  bool sendTextbox(MWAWEntry const &entry);
111  bool sendPicture(MWAWEntry const &entry, MWAWPosition pos);
113  bool sendBasic(GWGraphInternal::FrameBasic const &graph, GWGraphInternal::Zone const &zone, MWAWPosition pos);
114 
115  // DataFork: graphic zone
116 
118  bool readGraphicZone();
120  bool isGraphicZone();
122  bool findGraphicZone();
123 
125  bool isPageFrames();
127  bool readPageFrames();
129  shared_ptr<GWGraphInternal::Frame> readFrameHeader();
131  bool readStyle(GWGraphInternal::Style &style);
133  bool readLineFormat(std::string &extra);
134 
135  // interface with mainParser
136 
137  //
138  // low level
139  //
142  (std::vector<std::vector<int> > const &tree, int id, std::vector<int> &order, std::set<int> &seen);
143 
144 private:
145  GWGraph(GWGraph const &orig);
146  GWGraph &operator=(GWGraph const &orig);
147 
148 protected:
149  //
150  // data
151  //
154 
156  shared_ptr<GWGraphInternal::State> m_state;
157 
160 };
161 #endif
162 // vim: set filetype=cpp tabstop=2 shiftwidth=2 cindent autoindent smartindent noexpandtab:

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