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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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 std::string getString(unsigned val);
47 
49 struct Stream {
52  : m_input(input)
55  {
56  }
59  : m_input(input)
60  , m_ascii(ascii)
62  {
63  }
66  {
67  return m_input;
68  }
71  {
72  return m_ascii;
73  }
74 protected:
81 };
82 
84 bool readBitmap(Stream &stream, int version, MWAWEmbeddedObject &object, MWAWColor *avgColor=nullptr);
89 bool readBitmapDAD58Bim(Stream &stream, int version, MWAWEmbeddedObject &object);
91 bool readPreview(Canvas5Structure::Stream &stream, bool hasPreviewBitmap);
92 
94 bool decodeZone5(MWAWInputStreamPtr input, long endPos, int type, unsigned long finalLength,
95  std::shared_ptr<MWAWStringStream> &stream);
96 
97 }
98 
99 #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:661
Canvas5Structure::readPreview
bool readPreview(Stream &stream, bool hasPreviewBitmap)
try to read the preview bitmap
Definition: Canvas5Structure.cxx:546
MWAW_DEBUG_MSG
#define MWAW_DEBUG_MSG(M)
Definition: libmwaw_internal.hxx:129
Canvas5Structure::UnpackDecoder::m_len
unsigned long m_len
Definition: Canvas5Structure.cxx:646
Canvas5Structure::Stream::Stream
Stream(MWAWInputStreamPtr input)
constructor
Definition: Canvas5Structure.hxx:51
MWAWVec2f
MWAWVec2< float > MWAWVec2f
MWAWVec2 of float.
Definition: libmwaw_internal.hxx:842
Canvas5Structure::LWZDecoder::LWZDecoder
LWZDecoder(unsigned char const *data, unsigned long len)
constructor
Definition: Canvas5Structure.cxx:733
Canvas5Structure::NIBDecoder::m_data
unsigned char const * m_data
Definition: Canvas5Structure.cxx:718
MWAWEmbeddedObject::m_dataList
std::vector< librevenge::RVNGBinaryData > m_dataList
the picture content: one data by representation
Definition: libmwaw_internal.hxx:512
MWAWColor::white
static MWAWColor white()
return the white color
Definition: libmwaw_internal.hxx:250
MWAWColor
the class to store a color
Definition: libmwaw_internal.hxx:192
MWAWEmbeddedObject
small class use to define a embedded object
Definition: libmwaw_internal.hxx:467
MWAWColor::str
std::string str() const
print the color in the form #rrggbb
Definition: libmwaw_internal.cxx:232
Canvas5Structure::Stream::input
MWAWInputStreamPtr input()
returns the input file
Definition: Canvas5Structure.hxx:65
MWAWPictBitmap::getBinary
bool getBinary(MWAWEmbeddedObject &picture) const override
returns the final picture
Definition: MWAWPictBitmap.hxx:225
Canvas5Structure::UnpackDecoder::m_data
unsigned char const * m_data
Definition: Canvas5Structure.cxx:645
Canvas5Structure::LWZDecoder::m_bit
unsigned long m_bit
Definition: Canvas5Structure.cxx:819
Canvas5Structure::LWZDecoder::e_maxCode
static int const e_maxCode
Definition: Canvas5Structure.cxx:730
MWAWPictBitmapColor::set
void set(int i, int j, MWAWColor const &v)
sets a cell contents
Definition: MWAWPictBitmap.hxx:537
Canvas5Structure::NIBDecoder
a basic NIB decoder
Definition: Canvas5Structure.cxx:651
Canvas5Structure::readBitmap
bool readBitmap(Stream &stream, int version, MWAWEmbeddedObject &object, MWAWColor *avgColor)
try to read a bitmap(low level)
Definition: Canvas5Structure.cxx:60
Canvas5Structure::LWZDecoder::LWZEntry::LWZEntry
LWZEntry(unsigned int prefixCode=0, unsigned char suffix=0)
constructor
Definition: Canvas5Structure.cxx:781
Canvas5Structure::LWZDecoder::m_pos
unsigned long m_pos
Definition: Canvas5Structure.cxx:819
Canvas5Structure::NIBDecoder::NIBDecoder
NIBDecoder(unsigned char const *data, unsigned long len)
constructor
Definition: Canvas5Structure.cxx:653
Canvas5Structure::UnpackDecoder
a basic Unpack decoder
Definition: Canvas5Structure.cxx:619
Canvas5Structure::decodeZone5
bool decodeZone5(MWAWInputStreamPtr input, long endPos, int type, unsigned long finalLength, std::shared_ptr< MWAWStringStream > &stream)
try to decode a zone v5-v6
Definition: Canvas5Structure.cxx:879
libmwaw::Debug::dumpFile
bool dumpFile(librevenge::RVNGBinaryData &data, char const *fileName)
a debug function to store in a datafile in the current directory WARNING: this function erase the fil...
Definition: MWAWDebug.cxx:193
Canvas5Structure::NIBDecoder::m_len
unsigned long m_len
Definition: Canvas5Structure.cxx:719
Canvas5Structure::LWZDecoder::LWZEntry::m_suffix
unsigned char m_suffix
last char in encoded string
Definition: Canvas5Structure.cxx:787
Canvas5Structure::Stream::ascii
libmwaw::DebugFile & ascii()
return the ascii file
Definition: Canvas5Structure.hxx:70
Canvas5Structure
a namespace used to define basic function or structure to read a Canvas v5-v11 file
Definition: Canvas5BMParser.hxx:64
Canvas5Structure::UnpackDecoder::m_pos
unsigned long m_pos
Definition: Canvas5Structure.cxx:647
MWAWVec2< int >
Canvas5Structure::NIBDecoder::m_pos
unsigned long m_pos
Definition: Canvas5Structure.cxx:720
Canvas5Structure::readBitmapDAD58Bim
bool readBitmapDAD58Bim(Stream &stream, int version, MWAWEmbeddedObject &object)
try to read a bitmap followed by DAD5 and 8BIM zones
Definition: Canvas5Structure.cxx:286
libmwaw::ParseException
Definition: libmwaw_internal.hxx:144
MWAWDebug.hxx
Canvas5Structure.hxx
Canvas5Structure::LWZDecoder::m_len
unsigned long m_len
Definition: Canvas5Structure.cxx:818
MWAWColor::black
static MWAWColor black()
return the back color
Definition: libmwaw_internal.hxx:245
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:792
Canvas5Structure::LWZDecoder::e_maxCodeLen
static int const e_maxCodeLen
Definition: Canvas5Structure.cxx:729
Canvas5Structure::LWZDecoder::initDictionary
void initDictionary()
Definition: Canvas5Structure.cxx:747
Canvas5Structure::LWZDecoder::m_data
unsigned char const * m_data
Definition: Canvas5Structure.cxx:817
Canvas5Structure::getString
std::string getString(unsigned val)
very low level: debug print some uint32_t either at char4 or sample int
Definition: Canvas5Structure.cxx:47
Canvas5Structure::LWZDecoder
a basic LWZ decoder
Definition: Canvas5Structure.cxx:727
MWAWPictBitmapIndexed
a bitmap of int to store indexed bitmap
Definition: MWAWPictBitmap.hxx:361
Canvas5Structure::Stream
a sub stream of Canvas5Structure
Definition: Canvas5Structure.hxx:49
Canvas5Structure::Stream::m_asciiFile
libmwaw::DebugFile m_asciiFile
the ascii file
Definition: Canvas5Structure.hxx:80
Canvas5Structure::Stream::m_input
MWAWInputStreamPtr m_input
the input file
Definition: Canvas5Structure.hxx:76
Canvas5Structure::UnpackDecoder::decode
bool decode(unsigned long expectedLength, std::vector< unsigned char > &output)
Definition: Canvas5Structure.cxx:629
Canvas5Structure::UnpackDecoder::UnpackDecoder
UnpackDecoder(unsigned char const *data, unsigned long len)
constructor
Definition: Canvas5Structure.cxx:621
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:824
MWAWStringStream.hxx
MWAWInputStream.hxx
MWAWPictBitmap.hxx
Canvas5Structure::LWZDecoder::getCodeWord
unsigned getCodeWord(unsigned codeLen) const
Definition: Canvas5Structure.cxx:764
Canvas5Structure::LWZDecoder::LWZDecoder
LWZDecoder(LWZDecoder const &)=delete
Canvas5Structure::LWZDecoder::LWZEntry
Definition: Canvas5Structure.cxx:779
MWAWPictBitmapColor
a bitmap of MWAWColor to store true color bitmap
Definition: MWAWPictBitmap.hxx:475
Canvas5Structure::Stream::Stream
Stream(MWAWInputStreamPtr input, libmwaw::DebugFile &ascii)
constructor from input and ascii file
Definition: Canvas5Structure.hxx:58
Canvas5Structure::LWZDecoder::LWZEntry::m_prefixCode
unsigned int m_prefixCode
code for remaining chars in string
Definition: Canvas5Structure.cxx:789
MWAWVec2i
MWAWVec2< int > MWAWVec2i
MWAWVec2 of int.
Definition: libmwaw_internal.hxx:838
libmwaw::DebugStream
std::stringstream DebugStream
a basic stream (if debug_with_files is not defined, does nothing)
Definition: MWAWDebug.hxx:61
Canvas5Structure::LWZDecoder::m_dictionary
std::vector< LWZEntry > m_dictionary
Definition: Canvas5Structure.cxx:821
Canvas5Structure::Stream::m_ascii
libmwaw::DebugFile & m_ascii
the ascii file
Definition: Canvas5Structure.hxx:78
Canvas5Structure::LWZDecoder::e_firstCode
static int const e_firstCode
Definition: Canvas5Structure.cxx:728
Canvas5Structure::LWZDecoder::getBit
unsigned getBit() const
Definition: Canvas5Structure.cxx:753
MWAWStringStream
internal class used to create a RVNGInputStream from a unsigned char's pointer
Definition: MWAWStringStream.hxx:37

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