MWAWStringStream.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
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21 
22 #ifndef MWAW_STRING_STREAM_HXX
23 #define MWAW_STRING_STREAM_HXX
24 
25 #include <memory>
26 
27 #include <librevenge-stream/librevenge-stream.h>
28 
30 
36 class MWAWStringStream final : public librevenge::RVNGInputStream
37 {
38 public:
40  MWAWStringStream(const unsigned char *data, const unsigned int dataSize);
42  ~MWAWStringStream() final;
43 
45  void append(const unsigned char *data, const unsigned int dataSize);
47  void resize(unsigned long newSize);
48 
53  const unsigned char *read(unsigned long numBytes, unsigned long &numBytesRead) final;
55  long tell() final;
59  int seek(long offset, librevenge::RVNG_SEEK_TYPE seekType) final;
61  bool isEnd() final;
62 
66  bool isStructured() final;
70  unsigned subStreamCount() final;
74  const char *subStreamName(unsigned) final;
78  bool existsSubStream(const char *name) final;
82  librevenge::RVNGInputStream *getSubStreamByName(const char *name) final;
86  librevenge::RVNGInputStream *getSubStreamById(unsigned) final;
87 
88 private:
90  std::shared_ptr<MWAWStringStreamPrivate> m_data;
91  MWAWStringStream(const MWAWStringStream &) = delete; // copy is not allowed
92  MWAWStringStream &operator=(const MWAWStringStream &) = delete; // assignment is not allowed
93 };
94 
95 #endif
96 
97 // vim: set filetype=cpp tabstop=2 shiftwidth=2 cindent autoindent smartindent noexpandtab:
void resize(unsigned long newSize)
resize the buffer stream (very low level)
Definition: MWAWStringStream.cxx:92
internal data of a MWAWStringStream
Definition: MWAWStringStream.cxx:30
librevenge::RVNGInputStream * getSubStreamById(unsigned) final
return a new stream for a ole zone
Definition: MWAWStringStream.cxx:178
~MWAWStringStream() final
destructor
Definition: MWAWStringStream.cxx:83
const unsigned char * read(unsigned long numBytes, unsigned long &numBytesRead) final
! reads numbytes data.
Definition: MWAWStringStream.cxx:97
int seek(long offset, librevenge::RVNG_SEEK_TYPE seekType) final
seeks to a offset position, from actual, beginning or ending position
Definition: MWAWStringStream.cxx:128
bool isEnd() final
returns true if we are at the end of the section/file
Definition: MWAWStringStream.cxx:150
void append(const unsigned char *data, const unsigned int dataSize)
append some data at the end of the string
Definition: MWAWStringStream.cxx:87
unsigned subStreamCount() final
returns the number of sub streams.
Definition: MWAWStringStream.cxx:163
const char * subStreamName(unsigned) final
returns the ith sub streams name
Definition: MWAWStringStream.cxx:168
bool existsSubStream(const char *name) final
returns true if a substream with name exists
Definition: MWAWStringStream.cxx:173
internal class used to create a RVNGInputStream from a unsigned char&#39;s pointer
Definition: MWAWStringStream.hxx:36
MWAWStringStream & operator=(const MWAWStringStream &)=delete
librevenge::RVNGInputStream * getSubStreamByName(const char *name) final
return a new stream for a ole zone
Definition: MWAWStringStream.cxx:183
MWAWStringStream(const unsigned char *data, const unsigned int dataSize)
constructor
Definition: MWAWStringStream.cxx:77
std::shared_ptr< MWAWStringStreamPrivate > m_data
the string stream data
Definition: MWAWStringStream.hxx:90
long tell() final
returns actual offset position
Definition: MWAWStringStream.cxx:123
bool isStructured() final
returns true if the stream is ole
Definition: MWAWStringStream.cxx:158

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