Documentation of SFML 2.5.1

MemoryInputStream.hpp
1 //
3 // SFML - Simple and Fast Multimedia Library
4 // Copyright (C) 2007-2018 Laurent Gomila (laurent@sfml-dev.org)
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24 
25 #ifndef SFML_MEMORYINPUTSTREAM_HPP
26 #define SFML_MEMORYINPUTSTREAM_HPP
27 
29 // Headers
31 #include <SFML/Config.hpp>
32 #include <SFML/System/InputStream.hpp>
33 #include <SFML/System/Export.hpp>
34 #include <cstdlib>
35 
36 
37 namespace sf
38 {
43 class SFML_SYSTEM_API MemoryInputStream : public InputStream
44 {
45 public:
46 
52 
60  void open(const void* data, std::size_t sizeInBytes);
61 
74  virtual Int64 read(void* data, Int64 size);
75 
84  virtual Int64 seek(Int64 position);
85 
92  virtual Int64 tell();
93 
100  virtual Int64 getSize();
101 
102 private:
103 
105  // Member data
107  const char* m_data;
108  Int64 m_size;
109  Int64 m_offset;
110 };
111 
112 } // namespace sf
113 
114 
115 #endif // SFML_MEMORYINPUTSTREAM_HPP
116 
117 
Abstract class for custom file input streams.
Definition: InputStream.hpp:41
Implementation of input stream based on a memory chunk.