Gamedev Framework (gf)  0.7.0
A C++14 framework for 2D games
InputStream.h
1 /*
2  * Gamedev Framework (gf)
3  * Copyright (C) 2016-2018 Julien Bernard
4  *
5  * This software is provided 'as-is', without any express or implied
6  * warranty. In no event will the authors be held liable for any damages
7  * 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
11  * freely, subject to the following restrictions:
12  *
13  * 1. The origin of this software must not be misrepresented; you must not
14  * claim that you wrote the original software. If you use this software
15  * in a product, an acknowledgment in the product documentation would be
16  * appreciated but is not required.
17  * 2. Altered source versions must be plainly marked as such, and must not be
18  * misrepresented as being the original software.
19  * 3. This notice may not be removed or altered from any source distribution.
20  *
21  * Part of this file comes from SFML, with the same license:
22  * Copyright (C) 2007-2015 Laurent Gomila (laurent@sfml-dev.org)
23  */
24 #ifndef GF_INPUT_STREAM_H
25 #define GF_INPUT_STREAM_H
26 
27 #include <cstddef>
28 
29 #include "Portability.h"
30 
31 namespace gf {
32 #ifndef DOXYGEN_SHOULD_SKIP_THIS
33 inline namespace v1 {
34 #endif
35 
51  class GF_API InputStream {
52  public:
56  InputStream() = default;
57 
61  InputStream(const InputStream&) = delete;
62 
66  InputStream& operator=(const InputStream&) = delete;
67 
71  virtual ~InputStream();
72 
84  virtual std::size_t read(void* data, std::size_t size) = 0;
85 
93  virtual long seek(long position) = 0;
94 
100  virtual long tell() = 0;
101 
107  virtual std::size_t getSize() = 0;
108 
109  };
110 
111 
112 #ifndef DOXYGEN_SHOULD_SKIP_THIS
113 }
114 #endif
115 }
116 
117 #endif // GF_INPUT_STREAM_H
The namespace for gf classes.
Definition: Action.h:34
Abstract class for custom file input streams.
Definition: InputStream.h:51