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 #ifndef BEAGLE_WKS_PARSER
35 #  define BEAGLE_WKS_PARSER
36 
37 #include <string>
38 #include <vector>
39 
40 #include <librevenge/librevenge.h>
41 
42 #include "MWAWDebug.hxx"
43 #include "MWAWGraphicStyle.hxx"
44 #include "MWAWInputStream.hxx"
45 
46 #include "MWAWParser.hxx"
47 
48 #include "BeagleWksStructManager.hxx"
49 
50 namespace BeagleWksParserInternal
51 {
52 struct State;
53 }
54 
55 class BeagleWksText;
56 
57 /** \brief the main class to read a BeagleWorks file
58  */
59 class BeagleWksParser final : public MWAWTextParser
60 {
61   friend class BeagleWksText;
62 public:
63   //! constructor
64   BeagleWksParser(MWAWInputStreamPtr const &input, MWAWRSRCParserPtr const &rsrcParser, MWAWHeader *header);
65   //! destructor
66   ~BeagleWksParser() final;
67 
68   //! checks if the document header is correct (or not)
69   bool checkHeader(MWAWHeader *header, bool strict=false) final;
70 
71   // the main parse function
72   void parse(librevenge::RVNGTextInterface *documentInterface) final;
73 
74 protected:
75   //! inits all internal variables
76   void init();
77 
78   //! creates the listener which will be associated to the document
79   void createDocument(librevenge::RVNGTextInterface *documentInterface);
80 
81   //! returns the page left top point ( in inches)
82   MWAWVec2f getPageLeftTop() const;
83   //! adds a new page
84   void newPage(int number);
85 
86   // interface with the text parser
87 
88   //! try to insert the pId picture (as char)
89   bool sendFrame(int pId);
90 
91 protected:
92   //! finds the different objects zones
93   bool createZones();
94 
95   //! read the resource fork zone
96   bool readRSRCZones();
97 
98   //! try to send the page graphic
99   bool sendPageFrames();
100 
101   //! try to send a frame
102   bool sendFrame(BeagleWksStructManager::Frame const &frame);
103 
104   //! try to send a picture
105   bool sendPicture(int pId, MWAWPosition const &pos,
106                    MWAWGraphicStyle const &style=MWAWGraphicStyle::emptyStyle());
107   //
108   // low level
109   //
110 
111   // data fork
112 
113   //! read the print info zone
114   bool readPrintInfo();
115   //! read the last zone
116   bool readLastZone();
117 
118   //! return the input input
119   MWAWInputStreamPtr rsrcInput();
120 
121   //! a DebugFile used to write what we recognize when we parse the document in rsrc
122   libmwaw::DebugFile &rsrcAscii();
123 
124   //
125   // data
126   //
127 
128   //! the state
129   std::shared_ptr<BeagleWksParserInternal::State> m_state;
130 
131   //! the structure manager
132   std::shared_ptr<BeagleWksStructManager> m_structureManager;
133   //! the text parser
134   std::shared_ptr<BeagleWksText> m_textParser;
135 };
136 #endif
137 // vim: set filetype=cpp tabstop=2 shiftwidth=2 cindent autoindent smartindent noexpandtab:
138