Canvas5Graph.hxx
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2 
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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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 Canvas5 text document ( graphic part )
36  *
37  */
38 #ifndef CANVAS5_GRAPH
39 # define CANVAS5_GRAPH
40 
41 #include <string>
42 #include <utility>
43 #include <vector>
44 
45 #include <librevenge/librevenge.h>
46 
47 #include "libmwaw_internal.hxx"
48 
49 #include "MWAWDebug.hxx"
50 #include "MWAWGraphicStyle.hxx"
51 #include "MWAWInputStream.hxx"
52 #include "MWAWPosition.hxx"
53 
54 #include "Canvas5StyleManager.hxx"
55 
56 class MWAWFont;
57 class MWAWParagraph;
58 
60 {
61 struct Stream;
62 }
63 
64 namespace Canvas5GraphInternal
65 {
66 struct LocalTransform;
67 
68 struct Shape;
69 struct ShapeData;
70 struct State;
71 
72 class SubDocument;
73 }
74 
75 class Canvas5Parser;
76 
83 {
85  friend class Canvas5Parser;
86 
87 public:
89  explicit Canvas5Graph(Canvas5Parser &parser);
91  virtual ~Canvas5Graph();
92 
94  int version() const;
95 
96 protected:
97 
98  // interface with main parser
99 
101  bool sendShape(int sId);
102 
103  //
104  // Intermediate level
105  //
106 
108  bool findShapeDataZones(std::shared_ptr<Canvas5Structure::Stream> stream);
110  bool readShapeData(int id, Canvas5GraphInternal::Shape const &shape);
112  bool readSpecialData(long len, unsigned type, std::string &extra);
114  bool readSpecialData(long len, Canvas5GraphInternal::ShapeData &data, std::string &extra);
116  bool readShapes(Canvas5Structure::Stream &stream, int numShapes);
117 
120 
123 
126 
127  //
128  // send data to the listener
129  //
130 
132  bool sendShape(int sId, Canvas5GraphInternal::LocalTransform const &local);
138 
140  bool sendTextZone(int shapeId);
155 
156  //
157  // Low level
158  //
159 
160 private:
161  Canvas5Graph(Canvas5Graph const &orig) = delete;
162  Canvas5Graph &operator=(Canvas5Graph const &orig) = delete;
163 
164 protected:
165  //
166  // data
167  //
170 
172  std::shared_ptr<Canvas5GraphInternal::State> m_state;
173 
177  std::shared_ptr<Canvas5StyleManager> m_styleManager;
178 };
179 #endif
180 // vim: set filetype=cpp tabstop=2 shiftwidth=2 cindent autoindent smartindent noexpandtab:
Internal: the subdocument of a Canvas5Graph.
Definition: Canvas5Graph.cxx:308
the main class to read the graphic part of Canvas5 file
Definition: Canvas5Graph.hxx:83
bool sendExtrude(Canvas5GraphInternal::Shape const &shape, Canvas5GraphInternal::ShapeData const &data, Canvas5GraphInternal::LocalTransform const &local)
tries to send the extrude's special shape: Extr (pretty basic)
Definition: Canvas5Graph.cxx:2189
std::shared_ptr< Canvas5GraphInternal::State > m_state
the state
Definition: Canvas5Graph.hxx:172
virtual ~Canvas5Graph()
destructor
Definition: Canvas5Graph.cxx:397
bool readShapeData(int id, Canvas5GraphInternal::Shape const &shape)
try to read a shape data
Definition: Canvas5Graph.cxx:596
bool sendCurveText(Canvas5GraphInternal::Shape const &shape, Canvas5GraphInternal::ShapeData const &data, Canvas5GraphInternal::LocalTransform const &local)
try to send a curve's text zone: CvTe
Definition: Canvas5Graph.cxx:2332
bool send(Canvas5GraphInternal::Shape const &shape, Canvas5GraphInternal::LocalTransform const &local)
try to send a shape with a transformation
Definition: Canvas5Graph.cxx:1310
Canvas5Graph & operator=(Canvas5Graph const &orig)=delete
bool sendDimension(Canvas5GraphInternal::Shape const &shape, Canvas5GraphInternal::ShapeData const &data, Canvas5GraphInternal::LocalTransform const &local)
tries to send the dimension line's special shape: DIMN
Definition: Canvas5Graph.cxx:2482
bool readMatrices(Canvas5Structure::Stream &stream)
try to read the different matrix
Definition: Canvas5Graph.cxx:412
bool readBitmaps(Canvas5Structure::Stream &stream)
try to read the second big block: the bitmap
Definition: Canvas5Graph.cxx:1209
bool sendText(Canvas5GraphInternal::Shape const &shape, Canvas5GraphInternal::ShapeData const &data)
try to send a text zone
Definition: Canvas5Graph.cxx:1792
std::shared_ptr< Canvas5StyleManager > m_styleManager
the style manager
Definition: Canvas5Graph.hxx:177
Canvas5Graph(Canvas5Parser &parser)
constructor
Definition: Canvas5Graph.cxx:389
Canvas5Graph(Canvas5Graph const &orig)=delete
int version() const
returns the file version
Definition: Canvas5Graph.cxx:401
bool sendTextZone(int shapeId)
try to send the content of a text zone
Definition: Canvas5Graph.cxx:1770
bool readDeR3(Canvas5Structure::Stream &stream, Canvas5StyleManager::StyleList &styles)
try to read a complementary styles zone: DeR3
Definition: Canvas5Graph.cxx:906
bool readSpecialData(long len, unsigned type, std::string &extra)
try to read a special shape data (internal helper to understand vkfl structure)
Definition: Canvas5Graph.cxx:770
bool sendShape(int sId)
try to send a shape
Definition: Canvas5Graph.cxx:1288
bool sendSpecial(Canvas5GraphInternal::Shape const &shape, Canvas5GraphInternal::ShapeData const &data, Canvas5GraphInternal::LocalTransform const &local)
try to send a special shape
Definition: Canvas5Graph.cxx:1536
Canvas5Parser * m_mainParser
the main parser;
Definition: Canvas5Graph.hxx:175
bool findShapeDataZones(std::shared_ptr< Canvas5Structure::Stream > stream)
try to find the list of data's shape zones
Definition: Canvas5Graph.cxx:458
bool readShapes(Canvas5Structure::Stream &stream, int numShapes)
try to read the different shapes
Definition: Canvas5Graph.cxx:516
MWAWParserStatePtr m_parserState
the parser state
Definition: Canvas5Graph.hxx:169
bool sendEffect(Canvas5GraphInternal::Shape const &shape, Canvas5GraphInternal::ShapeData const &data, Canvas5GraphInternal::LocalTransform const &local)
tries to send the effect's special shape: effe
Definition: Canvas5Graph.cxx:2007
the main class to read a Canvas 5 files
Definition: Canvas5Parser.hxx:71
Class to store font.
Definition: MWAWFont.hxx:44
class to store the paragraph properties
Definition: MWAWParagraph.hxx:85
std::shared_ptr< MWAWParserState > MWAWParserStatePtr
a smart pointer of MWAWParserState
Definition: libmwaw_internal.hxx:557
Internal: the structures of a Canvas5Graph.
Definition: Canvas5Graph.cxx:69
a namespace used to define basic structure to read a Canvas 5 file
Definition: Canvas5Graph.hxx:60
Internal: the local state of a Canvas5Graph.
Definition: Canvas5Graph.cxx:241
Internal: the shape data.
Definition: Canvas5Graph.cxx:71
Internal: the shape of a Canvas5Graph.
Definition: Canvas5Graph.cxx:132
a sub stream of Canvas5Structure
Definition: Canvas5Structure.hxx:46
a structure use to store a list of styles
Definition: Canvas5StyleManager.hxx:83

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