FHInternalStream.h
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1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /*
3 * This file is part of the libfreehand project.
4 *
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 */
9
10
11 #ifndef __FHINTERNALSTREAM_H__
12 #define __FHINTERNALSTREAM_H__
13
14 #include <vector>
15
16 #include <librevenge-stream/librevenge-stream.h>
17
18 namespace libfreehand
19 {
20
21 class FHInternalStream : public librevenge::RVNGInputStream
22 {
23 public:
24 FHInternalStream(librevenge::RVNGInputStream *input, unsigned long size, bool compressed=false);
25 ~FHInternalStream() override {}
26 bool isStructured() override
27 {
28 return false;
29 }
30 unsigned subStreamCount() override
31 {
32 return 0;
33 }
34 const char *subStreamName(unsigned) override
35 {
36 return nullptr;
37 }
38 bool existsSubStream(const char *) override
39 {
40 return false;
41 }
42 librevenge::RVNGInputStream *getSubStreamByName(const char *) override
43 {
44 return nullptr;
45 }
46 librevenge::RVNGInputStream *getSubStreamById(unsigned) override
47 {
48 return nullptr;
49 }
50 const unsigned char *read(unsigned long numBytes, unsigned long &numBytesRead) override;
51 int seek(long offset, librevenge::RVNG_SEEK_TYPE seekType) override;
52 long tell() override;
53 bool isEnd() override;
54 unsigned long getSize() const
55 {
56 return m_buffer.size();
57 }
58
59 private:
60 volatile long m_offset;
61 std::vector<unsigned char> m_buffer;
62 FHInternalStream(const FHInternalStream &);
63 FHInternalStream &operator=(const FHInternalStream &);
64 };
65
66 } // namespace libfreehand
67
68 #endif
69 /* vim:set shiftwidth=2 softtabstop=2 expandtab: */
libfreehand::FHInternalStream::m_offset
volatile long m_offset
Definition: FHInternalStream.h:60
libfreehand::FHInternalStream::getSubStreamById
librevenge::RVNGInputStream * getSubStreamById(unsigned) override
Definition: FHInternalStream.h:46
libfreehand::FHInternalStream::isEnd
bool isEnd() override
Definition: FHInternalStream.cpp:146
libfreehand::FHInternalStream::seek
int seek(long offset, librevenge::RVNG_SEEK_TYPE seekType) override
Definition: FHInternalStream.cpp:118
libfreehand::FHInternalStream::read
const unsigned char * read(unsigned long numBytes, unsigned long &numBytesRead) override
Definition: FHInternalStream.cpp:93
libfreehand::FHInternalStream::getSize
unsigned long getSize() const
Definition: FHInternalStream.h:54
libfreehand
Definition: FHCollector.h:22
libfreehand::FHInternalStream
Definition: FHInternalStream.h:21
libfreehand::FHInternalStream::~FHInternalStream
~FHInternalStream() override
Definition: FHInternalStream.h:25
libfreehand::FHInternalStream::subStreamName
const char * subStreamName(unsigned) override
Definition: FHInternalStream.h:34
libfreehand::FHInternalStream::FHInternalStream
FHInternalStream(librevenge::RVNGInputStream *input, unsigned long size, bool compressed=false)
Definition: FHInternalStream.cpp:19
libfreehand::FHInternalStream::isStructured
bool isStructured() override
Definition: FHInternalStream.h:26
libfreehand::FHInternalStream::m_buffer
std::vector< unsigned char > m_buffer
Definition: FHInternalStream.h:61
libfreehand::FHInternalStream::operator=
FHInternalStream & operator=(const FHInternalStream &)
libfreehand::FHInternalStream::existsSubStream
bool existsSubStream(const char *) override
Definition: FHInternalStream.h:38
libfreehand::FHInternalStream::getSubStreamByName
librevenge::RVNGInputStream * getSubStreamByName(const char *) override
Definition: FHInternalStream.h:42
libfreehand::FHInternalStream::subStreamCount
unsigned subStreamCount() override
Definition: FHInternalStream.h:30
libfreehand::FHInternalStream::tell
long tell() override
Definition: FHInternalStream.cpp:141