SFML 2.4.2
MemoryInputStream.hpp
1 //
3 // SFML - Simple and Fast Multimedia Library
4 // Copyright (C) 2007-2017 Laurent Gomila (laurent@sfml-dev.org)
5 //
6 // This software is provided 'as-is', without any express or implied warranty.
7 // In no event will the authors be held liable for any damages arising from the use of this software.
8 //
9 // Permission is granted to anyone to use this software for any purpose,
10 // including commercial applications, and to alter it and redistribute it freely,
11 // subject to the following restrictions:
12 //
13 // 1. The origin of this software must not be misrepresented;
14 // you must not claim that you wrote the original software.
15 // If you use this software in a product, an acknowledgment
16 // in the product documentation would be appreciated but is not required.
17 //
18 // 2. Altered source versions must be plainly marked as such,
19 // and must not be misrepresented as being the original software.
20 //
21 // 3. This notice may not be removed or altered from any source distribution.
22 //
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
51 MemoryInputStream();
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
sf::InputStream
Abstract class for custom file input streams.
Definition: InputStream.hpp:41
sf::MemoryInputStream
Implementation of input stream based on a memory chunk.
Definition: MemoryInputStream.hpp:43
sf
Definition: AlResource.hpp:34