00001 00002 // 00003 // SFML - Simple and Fast Multimedia Library 00004 // Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com) 00005 // 00006 // This software is provided 'as-is', without any express or implied warranty. 00007 // In no event will the authors be held liable for any damages arising from the use of this software. 00008 // 00009 // Permission is granted to anyone to use this software for any purpose, 00010 // including commercial applications, and to alter it and redistribute it freely, 00011 // subject to the following restrictions: 00012 // 00013 // 1. The origin of this software must not be misrepresented; 00014 // you must not claim that you wrote the original software. 00015 // If you use this software in a product, an acknowledgment 00016 // in the product documentation would be appreciated but is not required. 00017 // 00018 // 2. Altered source versions must be plainly marked as such, 00019 // and must not be misrepresented as being the original software. 00020 // 00021 // 3. This notice may not be removed or altered from any source distribution. 00022 // 00024 00025 #ifndef SFML_INPUTSTREAM_HPP 00026 #define SFML_INPUTSTREAM_HPP 00027 00029 // Headers 00031 #include <SFML/Config.hpp> 00032 00033 00034 namespace sf 00035 { 00040 class InputStream 00041 { 00042 public : 00043 00048 virtual ~InputStream() {} 00049 00059 virtual Int64 Read(char* data, Int64 size) = 0; 00060 00069 virtual Int64 Seek(Int64 position) = 0; 00070 00077 virtual Int64 Tell() = 0; 00078 00085 virtual Int64 GetSize() = 0; 00086 }; 00087 00088 } // namespace sf 00089 00090 00091 #endif // SFML_INPUTSTREAM_HPP 00092 00093