WPS8Struct.h
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
2 /* libwps
3  * Version: MPL 2.0 / LGPLv2.1+
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8  *
9  * Major Contributor(s):
10  * Copyright (C) 2009, 2011 Alonso Laurent (alonso@loria.fr)
11  * Copyright (C) 2006, 2007 Andrew Ziem
12  * Copyright (C) 2004-2006 Fridrich Strba (fridrich.strba@bluewin.ch)
13  * Copyright (C) 2004 Marc Maurer (uwog@uwog.net)
14  * Copyright (C) 2003-2005 William Lachance (william.lachance@sympatico.ca)
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24  */
25 
26 #ifndef WPS8_STRUCT_H
27 #define WPS8_STRUCT_H
28 
29 #include <string>
30 #include <vector>
31 
32 #include "libwps_internal.h"
33 
35 // Internal structure
37 
39 namespace WPS8Struct
40 {
41 struct FileData;
43 bool readData(RVNGInputStreamPtr input, long endPos, FileData &dt, std::string &error);
45 bool readBlockData(RVNGInputStreamPtr input, long endPos, FileData &dt, std::string &error);
47 std::ostream &operator<< (std::ostream &o, FileData const &dt);
48 
63 struct FileData
64 {
67  : m_value(0)
68  , m_text("")
69  , m_recursData()
70  , m_type(-1)
71  , m_id(-1)
72  , m_beginOffset(-1)
73  , m_endOffset(-1)
74  , m_input() {}
76  bool isBad() const
77  {
78  return m_type==-1;
79  }
81  bool hasStr() const
82  {
83  return !m_text.empty();
84  }
86  bool isNumber() const
87  {
88  return !hasStr() && (m_type & 0x30) != 0;
89  }
92  {
93  auto col = (uint32_t)(m_value&0xFFFFFF);
94  return WPSColor(col&0xFF, (col>>8)&0xFF, (col>>16)&0xFF);
95  }
97  bool getBorderStyles(WPSBorder::Style &style, WPSBorder::Type &type, std::string &mess) const;
98 
100  bool isBool() const
101  {
102  return !hasStr() && (m_type & 0xb0)==0;
103  }
105  bool isTrue() const
106  {
107  return m_type == 0xa;
108  }
110  bool isFalse() const
111  {
112  return m_type == 0x2;
113  }
115  bool isArray() const
116  {
117  return !hasStr() && (m_type & 0x80)==0x80;
118  }
120  bool isRead() const
121  {
122  return (m_type & 0x80) !=0x80 || !(m_input.get() && m_beginOffset > 0 && m_endOffset >= m_beginOffset+2);
123  }
124 
126  int type() const
127  {
128  if (m_type == 0xa) return 2;
129  return m_type;
130  }
132  int id() const
133  {
134  return m_id;
135  }
136 
138  bool readArrayBlock() const;
139 
141  long m_value;
143  std::string m_text;
145  std::vector<FileData> m_recursData;
146 
148  long begin() const
149  {
150  return m_beginOffset;
151  }
153  long end() const
154  {
155  return m_endOffset;
156  }
157 protected:
159  static std::string createErrorString(RVNGInputStreamPtr input, long endPos);
160 
162  int m_type;
164  int m_id;
165 
169 
171  friend std::ostream &operator<< (std::ostream &o, FileData const &dt);
173  friend bool readData(RVNGInputStreamPtr input, long endPos, FileData &dt, std::string &error);
175  friend bool readBlockData(RVNGInputStreamPtr input, long endPos, FileData &dt, std::string &error);
176 };
177 }
178 
179 #endif
180 /* vim:set shiftwidth=4 softtabstop=4 noexpandtab: */
bool getBorderStyles(WPSBorder::Style &style, WPSBorder::Type &type, std::string &mess) const
returns the border, type style using the integer value field
Definition: WPS8Struct.cpp:56
bool isTrue() const
returns true if this is a bool and the val is true
Definition: WPS8Struct.h:105
bool isBool() const
returns true if it is a bool data
Definition: WPS8Struct.h:100
int m_type
an int which indicates the data type
Definition: WPS8Struct.h:162
bool isFalse() const
returns true if this is a bool and the val is false
Definition: WPS8Struct.h:110
std::ostream & operator<<(std::ostream &o, FileData const &dt)
operator<< which allows to print for debugging the content of a Data
Definition: WPS8Struct.cpp:110
friend std::ostream & operator<<(std::ostream &o, FileData const &dt)
operator<<
Definition: WPS8Struct.cpp:110
long begin() const
beginning of data position
Definition: WPS8Struct.h:148
long m_endOffset
the final position of the data of this field
Definition: WPS8Struct.h:166
friend bool readData(RVNGInputStreamPtr input, long endPos, FileData &dt, std::string &error)
function which parses an element
Definition: WPS8Struct.cpp:216
bool readData(RVNGInputStreamPtr input, long endPos, FileData &dt, std::string &)
tries to read a block zone as a Data
Definition: WPS8Struct.cpp:216
bool isBad() const
returns true if the field was not read
Definition: WPS8Struct.h:76
FileData()
constructor
Definition: WPS8Struct.h:66
std::vector< FileData > m_recursData
the list of children
Definition: WPS8Struct.h:145
long end() const
end of data position
Definition: WPS8Struct.h:153
long m_value
an int value, filled if the data store an val
Definition: WPS8Struct.h:141
std::string m_text
the string values
Definition: WPS8Struct.h:143
int m_id
an identificator
Definition: WPS8Struct.h:164
namespace used to read the structures stored in a WPS8 files
Definition: WPS8Struct.cpp:30
int id() const
returns the identificator
Definition: WPS8Struct.h:132
std::shared_ptr< librevenge::RVNGInputStream > RVNGInputStreamPtr
shared pointer to librevenge::RVNGInputStream
Definition: libwps_internal.h:87
RVNGInputStreamPtr m_input
the input
Definition: WPS8Struct.h:168
Type
the line repetition
Definition: libwps_internal.h:399
static std::string createErrorString(RVNGInputStreamPtr input, long endPos)
creates a string used to store the unparsed data
Definition: WPS8Struct.cpp:45
bool readArrayBlock() const
forces reading the data as a list of block
Definition: WPS8Struct.cpp:33
bool hasStr() const
returns true if it is a string data
Definition: WPS8Struct.h:81
the class to store a color
Definition: libwps_internal.h:280
bool isRead() const
returns true if the data are read
Definition: WPS8Struct.h:120
Style
the line style
Definition: libwps_internal.h:397
WPSColor getRGBColor() const
returns a rgb color by converting the integer value field
Definition: WPS8Struct.h:91
bool isNumber() const
returns true if it is a number data
Definition: WPS8Struct.h:86
friend bool readBlockData(RVNGInputStreamPtr input, long endPos, FileData &dt, std::string &error)
function which parses a set of elements
Definition: WPS8Struct.cpp:168
int type() const
returns the data type (low level)
Definition: WPS8Struct.h:126
bool readBlockData(RVNGInputStreamPtr input, long endPos, FileData &dt, std::string &error)
tries to read a block zone as a list of Data
Definition: WPS8Struct.cpp:168
long m_beginOffset
the initial position of the data of this field
Definition: WPS8Struct.h:166
A recursif structure which seems generally used to store complex memory structures in a file...
Definition: WPS8Struct.h:63
bool isArray() const
returns true if this is a list of block or an unstructured list
Definition: WPS8Struct.h:115

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