FreeHandParser.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
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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)
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26 * For minor contributions see the git repository.
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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 FREEHAND_PARSER
35 # define FREEHAND_PARSER
36 
37 #include <string>
38 #include <vector>
39 
40 #include <librevenge/librevenge.h>
41 
42 #include "MWAWDebug.hxx"
43 #include "MWAWInputStream.hxx"
44 
45 #include "MWAWParser.hxx"
46 
47 namespace FreeHandParserInternal
48 {
49 struct Shape;
50 struct ShapeHeader;
51 struct StyleHeader;
52 struct ScreenMode;
53 struct Textbox;
54 struct State;
55 
56 class SubDocument;
57 }
58 
62 class FreeHandParser final : public MWAWGraphicParser
63 {
65 public:
67  FreeHandParser(MWAWInputStreamPtr const &input, MWAWRSRCParserPtr const &rsrcParser, MWAWHeader *header);
69  ~FreeHandParser() final;
70 
72  bool checkHeader(MWAWHeader *header, bool strict=false) final;
73 
74  // the main parse function
75  void parse(librevenge::RVNGDrawingInterface *documentInterface) final;
76 
77 protected:
79  void init();
80 
82  void createDocument(librevenge::RVNGDrawingInterface *documentInterface);
83 
84 protected:
86  bool createZones();
88  bool readZoneV1(int zId);
90  bool readZoneV2(int zId);
91 
93  bool readScreenMode(FreeHandParserInternal::ScreenMode &screen);
95  bool readStyleHeader(FreeHandParserInternal::StyleHeader &style);
97  bool readColor(int zId);
99  bool readDash(int zId);
101  bool readFillStyle(int zId);
103  bool readLineStyle(int zId);
105  bool readPostscriptStyle(int zId);
106 
108  bool readRootGroup(int zId);
110  bool readStyleGroup(int zId);
112  bool readGroupV1(int zId);
114  bool readGroupV2(int zId);
116  bool readJoinGroup(int zId);
118  bool readTransformGroup(int zId);
120  bool readStringZone(int zId);
121 
123  bool readShapeHeader(FreeHandParserInternal::ShapeHeader &shape);
125  bool readDataZone(int zId);
126 
128  bool readBackgroundPicture(int zId);
130  bool readPictureZone(int zId);
132  bool readShape(int zId);
134  bool readTextboxV1(int zId);
136  bool readTextboxV2(int zId);
137 
139  bool sendZone(int zId, MWAWTransformation const &transform);
141  bool sendGroup(FreeHandParserInternal::Shape const &group, MWAWTransformation const &transform);
143  bool sendBackgroundPicture(FreeHandParserInternal::Shape const &picture, MWAWTransformation const &transform);
145  bool sendPicture(FreeHandParserInternal::Shape const &picture, MWAWTransformation const &transform);
147  bool sendShape(FreeHandParserInternal::Shape const &shape, MWAWTransformation const &transform);
149  bool sendTextbox(FreeHandParserInternal::Textbox const &textbox, MWAWTransformation const &transform);
151  bool sendText(int zId);
153  bool openLayer(int zId);
155  void closeLayer();
157  void flushExtra();
158 
162  static bool decomposeMatrix(MWAWTransformation const &matrix, float &rotation, MWAWTransformation &transform, MWAWVec2f const &center);
163 
165  std::shared_ptr<FreeHandParserInternal::State> m_state;
166 };
167 #endif
168 // vim: set filetype=cpp tabstop=2 shiftwidth=2 cindent autoindent smartindent noexpandtab:
bool readGroupV1(int zId)
try to read a group zone: version 1
Definition: FreeHandParser.cxx:1310
the main class to read a FreeHand v0,v1 file
Definition: FreeHandParser.hxx:62
void init()
inits all internal variables
Definition: FreeHandParser.cxx:715
bool sendGroup(FreeHandParserInternal::Shape const &group, MWAWTransformation const &transform)
try to send a group shape
Definition: FreeHandParser.cxx:3338
a function used by MWAWDocument to store the version of document
Definition: MWAWHeader.hxx:56
bool openLayer(int zId)
try to open a layer
Definition: FreeHandParser.cxx:3287
~FreeHandParser() final
destructor
Definition: FreeHandParser.cxx:711
bool sendBackgroundPicture(FreeHandParserInternal::Shape const &picture, MWAWTransformation const &transform)
try to send a background picture
Definition: FreeHandParser.cxx:3388
Definition: MWAWDocument.hxx:56
void closeLayer()
try to close a layer
Definition: FreeHandParser.cxx:3304
bool readDataZone(int zId)
try to read a data zone
Definition: FreeHandParser.cxx:3204
bool sendTextbox(FreeHandParserInternal::Textbox const &textbox, MWAWTransformation const &transform)
try to send a basic textbox
Definition: FreeHandParser.cxx:3494
Internal: the subdocument of a FreeHandParser.
Definition: FreeHandParser.cxx:652
bool sendShape(FreeHandParserInternal::Shape const &shape, MWAWTransformation const &transform)
try to send a basic shape
Definition: FreeHandParser.cxx:3469
bool sendText(int zId)
try to send the text of a text box
Definition: FreeHandParser.cxx:3524
bool readDash(int zId)
try to read the dash zone
Definition: FreeHandParser.cxx:1947
bool readRootGroup(int zId)
try to read the list of group
Definition: FreeHandParser.cxx:1227
void createDocument(librevenge::RVNGDrawingInterface *documentInterface)
creates the listener which will be associated to the document
Definition: FreeHandParser.cxx:759
bool sendZone(int zId, MWAWTransformation const &transform)
try to send a zone
Definition: FreeHandParser.cxx:3312
static bool decomposeMatrix(MWAWTransformation const &matrix, float &rotation, MWAWTransformation &transform, MWAWVec2f const &center)
try to decompose the matrix in a rotation + scaling/translation matrix.
Definition: FreeHandParser.cxx:3620
bool readGroupV2(int zId)
try to read a group zone: version 2
Definition: FreeHandParser.cxx:1365
bool readColor(int zId)
try to read a color zone
Definition: FreeHandParser.cxx:1805
bool readZoneV2(int zId)
try to read a zone: version 2
Definition: FreeHandParser.cxx:944
std::shared_ptr< MWAWRSRCParser > MWAWRSRCParserPtr
a smart pointer of MWAWRSRCParser
Definition: libmwaw_internal.hxx:561
std::shared_ptr< FreeHandParserInternal::State > m_state
the state
Definition: FreeHandParser.hxx:165
bool readShape(int zId)
try to read a shape
Definition: FreeHandParser.cxx:2526
Internal: the structures of a FreeHandParser.
Definition: FreeHandParser.cxx:62
bool sendPicture(FreeHandParserInternal::Shape const &picture, MWAWTransformation const &transform)
try to send a picture
Definition: FreeHandParser.cxx:3421
bool readShapeHeader(FreeHandParserInternal::ShapeHeader &shape)
try to read a shape header
Definition: FreeHandParser.cxx:1676
bool readStringZone(int zId)
try to read a label/font name zone
Definition: FreeHandParser.cxx:1634
void parse(librevenge::RVNGDrawingInterface *documentInterface) final
virtual function used to parse the input
Definition: FreeHandParser.cxx:728
void flushExtra()
sends the data which have not yet been sent to the listener
Definition: FreeHandParser.cxx:3598
bool readStyleGroup(int zId)
try to read a style group zone
Definition: FreeHandParser.cxx:1563
bool readZoneV1(int zId)
try to read a zone: version 1
Definition: FreeHandParser.cxx:872
bool readPictureZone(int zId)
try to read a picture node
Definition: FreeHandParser.cxx:2444
bool readScreenMode(FreeHandParserInternal::ScreenMode &screen)
try to read a special scren mode
Definition: FreeHandParser.cxx:1753
bool readLineStyle(int zId)
try to read a line style zone
Definition: FreeHandParser.cxx:2188
virtual class which defines the ancestor of all graphic zone parser
Definition: MWAWParser.hxx:250
std::shared_ptr< MWAWInputStream > MWAWInputStreamPtr
a smart pointer of MWAWInputStream
Definition: libmwaw_internal.hxx:551
bool readBackgroundPicture(int zId)
try to read a background picture zone
Definition: FreeHandParser.cxx:2405
bool readFillStyle(int zId)
try to read a fill zone
Definition: FreeHandParser.cxx:2004
bool createZones()
finds the different objects zones
Definition: FreeHandParser.cxx:781
bool readStyleHeader(FreeHandParserInternal::StyleHeader &style)
try to read a style header
Definition: FreeHandParser.cxx:1765
bool readTextboxV2(int zId)
try to read a textbox zone: version 2
Definition: FreeHandParser.cxx:2947
FreeHandParser(MWAWInputStreamPtr const &input, MWAWRSRCParserPtr const &rsrcParser, MWAWHeader *header)
constructor
Definition: FreeHandParser.cxx:704
bool readTransformGroup(int zId)
try to read a node which contain the group transformation
Definition: FreeHandParser.cxx:1499
bool readPostscriptStyle(int zId)
try to read a postscript zone
Definition: FreeHandParser.cxx:2333
bool checkHeader(MWAWHeader *header, bool strict=false) final
checks if the document header is correct (or not)
Definition: FreeHandParser.cxx:1016
bool readTextboxV1(int zId)
try to read a textbox zone: version 1
Definition: FreeHandParser.cxx:2732
bool readJoinGroup(int zId)
try to read a join zone (used to put text around path)
Definition: FreeHandParser.cxx:1440
a transformation which stored the first row of a 3x3 perspective matrix
Definition: libmwaw_internal.hxx:1198

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