Canvas5Structure.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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31 * instead of those above.
32 */
33 
34 #ifndef CANVAS5_STRUCTURE
35 # define CANVAS5_STRUCTURE
36 
37 #include "MWAWDebug.hxx"
38 #include "MWAWInputStream.hxx"
39 
40 class MWAWStringStream;
41 
43 namespace Canvas5Structure
44 {
46 struct Stream {
49  : m_input(input)
52  {
53  }
56  : m_input(input)
57  , m_ascii(ascii)
59  {
60  }
63  {
64  return m_input;
65  }
68  {
69  return m_ascii;
70  }
71 protected:
78 };
79 
81 bool decodeZone(MWAWInputStreamPtr input, long endPos, int type, unsigned long finalLength,
82  std::shared_ptr<MWAWStringStream> &stream);
83 }
84 
85 #endif
MWAWInputStreamPtr
std::shared_ptr< MWAWInputStream > MWAWInputStreamPtr
a smart pointer of MWAWInputStream
Definition: libmwaw_internal.hxx:551
Canvas5Structure::NIBDecoder::decode
bool decode(unsigned long expectedLength, std::vector< unsigned char > &output)
Definition: Canvas5Structure.cxx:86
MWAW_DEBUG_MSG
#define MWAW_DEBUG_MSG(M)
Definition: libmwaw_internal.hxx:129
Canvas5Structure::UnpackDecoder::m_len
unsigned long m_len
Definition: Canvas5Structure.cxx:71
Canvas5Structure::Stream::Stream
Stream(MWAWInputStreamPtr input)
constructor
Definition: Canvas5Structure.hxx:48
Canvas5Structure::LWZDecoder::LWZDecoder
LWZDecoder(unsigned char const *data, unsigned long len)
constructor
Definition: Canvas5Structure.cxx:158
Canvas5Structure::NIBDecoder::m_data
unsigned char const * m_data
Definition: Canvas5Structure.cxx:143
Canvas5Structure::Stream::input
MWAWInputStreamPtr input()
returns the input file
Definition: Canvas5Structure.hxx:62
Canvas5Structure::UnpackDecoder::m_data
unsigned char const * m_data
Definition: Canvas5Structure.cxx:70
Canvas5Structure::LWZDecoder::m_bit
unsigned long m_bit
Definition: Canvas5Structure.cxx:244
Canvas5Structure::LWZDecoder::e_maxCode
static int const e_maxCode
Definition: Canvas5Structure.cxx:155
Canvas5Structure::NIBDecoder
a basic NIB decoder
Definition: Canvas5Structure.cxx:76
Canvas5Structure::LWZDecoder::LWZEntry::LWZEntry
LWZEntry(unsigned int prefixCode=0, unsigned char suffix=0)
constructor
Definition: Canvas5Structure.cxx:206
Canvas5Structure::LWZDecoder::m_pos
unsigned long m_pos
Definition: Canvas5Structure.cxx:244
Canvas5Structure::NIBDecoder::NIBDecoder
NIBDecoder(unsigned char const *data, unsigned long len)
constructor
Definition: Canvas5Structure.cxx:78
Canvas5Structure::UnpackDecoder
a basic Unpack decoder
Definition: Canvas5Structure.cxx:44
Canvas5Structure::NIBDecoder::m_len
unsigned long m_len
Definition: Canvas5Structure.cxx:144
Canvas5Structure::LWZDecoder::LWZEntry::m_suffix
unsigned char m_suffix
last char in encoded string
Definition: Canvas5Structure.cxx:212
Canvas5Structure::Stream::ascii
libmwaw::DebugFile & ascii()
return the ascii file
Definition: Canvas5Structure.hxx:67
Canvas5Structure
a namespace used to define basic structure to read a Canvas 5 file
Definition: Canvas5Graph.hxx:60
Canvas5Structure::UnpackDecoder::m_pos
unsigned long m_pos
Definition: Canvas5Structure.cxx:72
Canvas5Structure::NIBDecoder::m_pos
unsigned long m_pos
Definition: Canvas5Structure.cxx:145
libmwaw::ParseException
Definition: libmwaw_internal.hxx:144
MWAWDebug.hxx
Canvas5Structure.hxx
Canvas5Structure::LWZDecoder::m_len
unsigned long m_len
Definition: Canvas5Structure.cxx:243
Canvas5Structure::LWZDecoder::operator=
LWZDecoder & operator=(LWZDecoder const &)=delete
Canvas5Structure::LWZDecoder::decodeRec
unsigned char decodeRec(unsigned int code, std::vector< unsigned char > &output)
Definition: Canvas5Structure.cxx:217
Canvas5Structure::LWZDecoder::e_maxCodeLen
static int const e_maxCodeLen
Definition: Canvas5Structure.cxx:154
Canvas5Structure::LWZDecoder::initDictionary
void initDictionary()
Definition: Canvas5Structure.cxx:172
Canvas5Structure::LWZDecoder::m_data
unsigned char const * m_data
Definition: Canvas5Structure.cxx:242
Canvas5Structure::decodeZone
bool decodeZone(MWAWInputStreamPtr input, long endPos, int type, unsigned long finalLength, std::shared_ptr< MWAWStringStream > &stream)
try to decode a zone
Definition: Canvas5Structure.cxx:304
Canvas5Structure::LWZDecoder
a basic LWZ decoder
Definition: Canvas5Structure.cxx:152
Canvas5Structure::Stream
a sub stream of Canvas5Structure
Definition: Canvas5Structure.hxx:46
Canvas5Structure::Stream::m_asciiFile
libmwaw::DebugFile m_asciiFile
the ascii file
Definition: Canvas5Structure.hxx:77
Canvas5Structure::Stream::m_input
MWAWInputStreamPtr m_input
the input file
Definition: Canvas5Structure.hxx:73
Canvas5Structure::UnpackDecoder::decode
bool decode(unsigned long expectedLength, std::vector< unsigned char > &output)
Definition: Canvas5Structure.cxx:54
Canvas5Structure::UnpackDecoder::UnpackDecoder
UnpackDecoder(unsigned char const *data, unsigned long len)
constructor
Definition: Canvas5Structure.cxx:46
libmwaw::DebugFile
an interface used to insert comment in a binary file, written in ascii form (if debug_with_files is n...
Definition: MWAWDebug.hxx:66
Canvas5Structure::LWZDecoder::decode
bool decode(std::vector< unsigned char > &output)
Definition: Canvas5Structure.cxx:249
MWAWStringStream.hxx
MWAWInputStream.hxx
Canvas5Structure::LWZDecoder::getCodeWord
unsigned getCodeWord(unsigned codeLen) const
Definition: Canvas5Structure.cxx:189
Canvas5Structure::LWZDecoder::LWZDecoder
LWZDecoder(LWZDecoder const &)=delete
Canvas5Structure::LWZDecoder::LWZEntry
Definition: Canvas5Structure.cxx:204
Canvas5Structure::Stream::Stream
Stream(MWAWInputStreamPtr input, libmwaw::DebugFile &ascii)
constructor from input and ascii file
Definition: Canvas5Structure.hxx:55
Canvas5Structure::LWZDecoder::LWZEntry::m_prefixCode
unsigned int m_prefixCode
code for remaining chars in string
Definition: Canvas5Structure.cxx:214
Canvas5Structure::LWZDecoder::m_dictionary
std::vector< LWZEntry > m_dictionary
Definition: Canvas5Structure.cxx:246
Canvas5Structure::Stream::m_ascii
libmwaw::DebugFile & m_ascii
the ascii file
Definition: Canvas5Structure.hxx:75
Canvas5Structure::LWZDecoder::e_firstCode
static int const e_firstCode
Definition: Canvas5Structure.cxx:153
Canvas5Structure::LWZDecoder::getBit
unsigned getBit() const
Definition: Canvas5Structure.cxx:178
MWAWStringStream
internal class used to create a RVNGInputStream from a unsigned char's pointer
Definition: MWAWStringStream.hxx:37

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