SoundBuffer.hpp
00001 00002 // 00003 // SFML - Simple and Fast Multimedia Library 00004 // Copyright (C) 2007-2009 Laurent Gomila ([email protected]) 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_SOUNDBUFFER_HPP 00026 #define SFML_SOUNDBUFFER_HPP 00027 00029 // Headers 00031 #include <SFML/System/Resource.hpp> 00032 #include <SFML/Audio/AudioResource.hpp> 00033 #include <string> 00034 #include <vector> 00035 #include <set> 00036 00037 00038 namespace sf 00039 { 00040 class Sound; 00041 00046 class SFML_API SoundBuffer : public AudioResource, public Resource<SoundBuffer> 00047 { 00048 public : 00049 00054 SoundBuffer(); 00055 00062 SoundBuffer(const SoundBuffer& Copy); 00063 00068 ~SoundBuffer(); 00069 00078 bool LoadFromFile(const std::string& Filename); 00079 00089 bool LoadFromMemory(const char* Data, std::size_t SizeInBytes); 00090 00103 bool LoadFromSamples(const Int16* Samples, std::size_t SamplesCount, unsigned int ChannelsCount, unsigned int SampleRate); 00104 00113 bool SaveToFile(const std::string& Filename) const; 00114 00121 const Int16* GetSamples() const; 00122 00129 std::size_t GetSamplesCount() const; 00130 00137 unsigned int GetSampleRate() const; 00138 00145 unsigned int GetChannelsCount() const; 00146 00153 float GetDuration() const; 00154 00163 SoundBuffer& operator =(const SoundBuffer& Other); 00164 00165 private : 00166 00167 friend class Sound; 00168 00178 bool Update(unsigned int ChannelsCount, unsigned int SampleRate); 00179 00186 void AttachSound(Sound* Instance) const; 00187 00194 void DetachSound(Sound* Instance) const; 00195 00197 // Types 00199 typedef std::set<Sound*> SoundList; 00200 00202 // Member data 00204 unsigned int myBuffer; 00205 std::vector<Int16> mySamples; 00206 float myDuration; 00207 mutable SoundList mySounds; 00208 }; 00209 00210 } // namespace sf 00211 00212 00213 #endif // SFML_SOUNDBUFFER_HPP
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