GreatWksGraph.hxx
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3 /* libmwaw
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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)
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26 * For minor contributions see the git repository.
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30 * in which case the provisions of the LGPLv2+ are applicable
31 * instead of those above.
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33 
34 /*
35  * Parser to GreatWorks text document ( graphic part )
36  *
37  */
38 #ifndef GREAT_WKS_GRAPH
39 # define GREAT_WKS_GRAPH
40 
41 #include <set>
42 #include <string>
43 #include <vector>
44 
45 #include <librevenge/librevenge.h>
46 
47 #include "libmwaw_internal.hxx"
48 
49 #include "MWAWDebug.hxx"
50 #include "MWAWInputStream.hxx"
51 
52 namespace GreatWksGraphInternal
53 {
54 struct Frame;
55 struct FrameGroup;
56 struct FrameShape;
57 struct FrameText;
58 struct Zone;
59 
60 struct State;
61 class SubDocument;
62 }
63 
64 class GreatWksDocument;
65 class GreatWksParser;
66 class GreatWksDBParser;
67 class GreatWksDRParser;
68 class GreatWksSSParser;
69 
76 {
77  friend class GreatWksDocument;
78  friend class GreatWksParser;
79  friend class GreatWksDBParser;
80  friend class GreatWksDRParser;
81  friend class GreatWksSSParser;
83 
84 public:
86  explicit GreatWksGraph(GreatWksDocument &document);
88  virtual ~GreatWksGraph();
89 
91  int version() const;
92 
94  int numPages() const;
95 
96 protected:
98  bool sendPageGraphics();
100  void flushExtra();
101 
102  //
103  // Intermediate level
104  //
105 
106  // RSRC
108  bool readPatterns(MWAWEntry const &entry);
110  bool readPalettes(MWAWEntry const &entry);
111 
112  // DataFork: pict
116  bool sendFrame(std::shared_ptr<GreatWksGraphInternal::Frame> frame, GreatWksGraphInternal::Zone const &zone);
117 
119  bool sendGroup(GreatWksGraphInternal::FrameGroup const &group, GreatWksGraphInternal::Zone const &zone, MWAWPosition const &pos);
126 
130  bool sendTextboxAsGraphic(MWAWBox2f const &box, GreatWksGraphInternal::FrameText const &text, MWAWGraphicStyle const &style, MWAWListenerPtr listener);
132  bool sendTextbox(MWAWEntry const &entry, MWAWListenerPtr listener);
133 
135  bool sendPicture(MWAWEntry const &entry, MWAWPosition pos);
137  bool sendShape(GreatWksGraphInternal::FrameShape const &graph, GreatWksGraphInternal::Zone const &zone, MWAWPosition const &pos);
138 
139  // DataFork: graphic zone
140 
142  bool readGraphicZone();
144  bool isGraphicZone();
146  bool findGraphicZone();
147 
149  bool isPageFrames();
151  bool readPageFrames();
153  std::shared_ptr<GreatWksGraphInternal::Frame> readFrameHeader();
155  bool readFrameExtraData(GreatWksGraphInternal::Frame &frame, int id, long endPos=-1);
156 
158  bool readStyle(MWAWGraphicStyle &style);
160  bool readLineFormat(std::string &extra);
161 
162  // interface with mainParser
163 
164  //
165  // low level
166  //
168  bool readFrameExtraDataRec(GreatWksGraphInternal::Zone &zone, int id, std::set<int> &seens, long endPos=-1);
170  bool checkGraph(GreatWksGraphInternal::Zone &zone, int id, std::set<int> &seens);
171 
172 private:
173  GreatWksGraph(GreatWksGraph const &orig) = delete;
174  GreatWksGraph &operator=(GreatWksGraph const &orig) = delete;
175 
176 protected:
177  //
178  // data
179  //
185  std::shared_ptr<GreatWksGraphInternal::State> m_state;
188 };
189 #endif
190 // vim: set filetype=cpp tabstop=2 shiftwidth=2 cindent autoindent smartindent noexpandtab:
bool isGraphicZone()
return true if this corresponds to a graphic zone
Definition: GreatWksGraph.cxx:659
bool readPalettes(MWAWEntry const &entry)
read a list of color and maybe patterns ( PlTT resource block: v2 )
Definition: GreatWksGraph.cxx:604
bool sendTextboxAsGraphic(MWAWBox2f const &box, GreatWksGraphInternal::FrameText const &text, MWAWGraphicStyle const &style, MWAWListenerPtr listener)
try to send a textbox via a graphiclistener
Definition: GreatWksGraph.cxx:1893
bool sendShape(GreatWksGraphInternal::FrameShape const &graph, GreatWksGraphInternal::Zone const &zone, MWAWPosition const &pos)
try to send a basic picture
Definition: GreatWksGraph.cxx:2177
std::shared_ptr< MWAWParserState > MWAWParserStatePtr
a smart pointer of MWAWParserState
Definition: libmwaw_internal.hxx:557
Internal: the text zone of a GreatWksGraph.
Definition: GreatWksGraph.cxx:341
bool canCreateGraphic(GreatWksGraphInternal::FrameGroup const &group, GreatWksGraphInternal::Zone const &zone)
check if we can send a group as graphic
Definition: GreatWksGraph.cxx:1966
the main class to read a GreatWorks database file
Definition: GreatWksDBParser.hxx:61
Internal: the structures of a GreatWksGraph.
Definition: GreatWksGraph.cxx:60
bool readPatterns(MWAWEntry const &entry)
read a pattern list block ( PAT# resource block )
Definition: GreatWksGraph.cxx:561
bool sendTextbox(GreatWksGraphInternal::FrameText const &text, GreatWksGraphInternal::Zone const &zone, MWAWPosition const &pos)
try to send a textbox
Definition: GreatWksGraph.cxx:1852
std::shared_ptr< MWAWListener > MWAWListenerPtr
a smart pointer of MWAWListener
Definition: libmwaw_internal.hxx:553
GreatWksDocument & m_document
the document
Definition: GreatWksGraph.hxx:181
the main class to read/store generic data of a GreatWorks document
Definition: GreatWksDocument.hxx:60
Internal: the basic shape of a GreatWksGraph.
Definition: GreatWksGraph.cxx:197
MWAWParserStatePtr m_parserState
the parser state
Definition: GreatWksGraph.hxx:183
bool sendPicture(MWAWEntry const &entry, MWAWPosition pos)
try to send a picture
Definition: GreatWksGraph.cxx:1919
MWAWParser * m_mainParser
the main parser;
Definition: GreatWksGraph.hxx:187
std::shared_ptr< GreatWksGraphInternal::Frame > readFrameHeader()
try to read a basic frame header
Definition: GreatWksGraph.cxx:1501
a structure used to define a picture style
Definition: MWAWGraphicStyle.hxx:47
bool readGraphicZone()
try to read the graphic zone ( draw file or end of v2 text file)
Definition: GreatWksGraph.cxx:696
GreatWksGraph & operator=(GreatWksGraph const &orig)=delete
bool sendPageFrames(GreatWksGraphInternal::Zone const &zone)
try to send all data corresponding to a zone
Definition: GreatWksGraph.cxx:2239
bool sendPageGraphics()
try to send the page graphic
Definition: GreatWksGraph.cxx:2259
bool findGraphicZone()
try to find the beginning of the next graphic zone
Definition: GreatWksGraph.cxx:773
std::shared_ptr< MWAWGraphicListener > MWAWGraphicListenerPtr
a smart pointer of MWAWGraphicListener
Definition: libmwaw_internal.hxx:549
void sendGroupChild(GreatWksGraphInternal::FrameGroup const &group, GreatWksGraphInternal::Zone const &zone, MWAWPosition const &pos)
try to send a group elements by elemenys
Definition: GreatWksGraph.cxx:2045
bool checkGraph(GreatWksGraphInternal::Zone &zone, int id, std::set< int > &seens)
check if the graph of zones is ok (ie. does not form loop)
Definition: GreatWksGraph.cxx:1436
int version() const
returns the file version
Definition: GreatWksGraph.cxx:527
bool sendFrame(std::shared_ptr< GreatWksGraphInternal::Frame > frame, GreatWksGraphInternal::Zone const &zone)
try to send a frame
Definition: GreatWksGraph.cxx:2195
Internal: a list of graphic corresponding to a page.
Definition: GreatWksGraph.cxx:424
the main class to read a GreatWorks graphic file
Definition: GreatWksDRParser.hxx:55
virtual ~GreatWksGraph()
destructor
Definition: GreatWksGraph.cxx:524
bool readStyle(MWAWGraphicStyle &style)
try to read a zone style
Definition: GreatWksGraph.cxx:903
the main class to read a GreatWorks text file
Definition: GreatWksParser.hxx:56
Internal: the subdocument of a GreatWksGraph.
Definition: GreatWksGraph.cxx:461
GreatWksGraph(GreatWksDocument &document)
constructor
Definition: GreatWksGraph.cxx:516
bool readFrameExtraDataRec(GreatWksGraphInternal::Zone &zone, int id, std::set< int > &seens, long endPos=-1)
try to read a frame extra data zone recursively ( draw method)
Definition: GreatWksGraph.cxx:1461
the main class to read the graphic part of a HanMac Word-J file
Definition: GreatWksGraph.hxx:75
void flushExtra()
sends the data which have not yet been sent to the listener
Definition: GreatWksGraph.cxx:2274
Internal: the graphic zone of a GreatWksGraph.
Definition: GreatWksGraph.cxx:64
bool readLineFormat(std::string &extra)
try to read a line format style? in v1
Definition: GreatWksGraph.cxx:1159
bool isPageFrames()
check if a zone is or not a page frame zone
Definition: GreatWksGraph.cxx:843
virtual class which defines the ancestor of all main zone parser
Definition: MWAWParser.hxx:99
Class to define the position of an object (textbox, picture, ..) in the document. ...
Definition: MWAWPosition.hxx:47
the main class to read a GreatWorks spreadsheet file
Definition: GreatWksSSParser.hxx:58
basic class to store an entry in a file This contained :
Definition: MWAWEntry.hxx:46
std::shared_ptr< GreatWksGraphInternal::State > m_state
the state
Definition: GreatWksGraph.hxx:185
int numPages() const
returns the number of pages
Definition: GreatWksGraph.cxx:533
bool readPageFrames()
try to read a list of page frame ( picture, texture or basic )
Definition: GreatWksGraph.cxx:1181
bool readFrameExtraData(GreatWksGraphInternal::Frame &frame, int id, long endPos=-1)
try to read a frame extra data zone
Definition: GreatWksGraph.cxx:1692
Internal: the group zone of a GreatWksGraph.
Definition: GreatWksGraph.cxx:276
bool sendGroup(GreatWksGraphInternal::FrameGroup const &group, GreatWksGraphInternal::Zone const &zone, MWAWPosition const &pos)
try to send a group
Definition: GreatWksGraph.cxx:1960

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