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Make setters return reference to self: AudioDevice

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This commit is contained in:
Dmitry Marakasov 2015-01-19 00:58:22 +03:00
parent 713f42fe1d
commit e2c1333987
2 changed files with 22 additions and 9 deletions
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15
SDL2pp/AudioDevice.cc
View File

@ -1,6 +1,6 @@
/*
libSDL2pp - C++11 bindings/wrapper for SDL2
Copyright (C) 2014 Dmitry Marakasov <amdmi3@amdmi3.ru>
Copyright (C) 2014-2015 Dmitry Marakasov <amdmi3@amdmi3.ru>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
@ -88,19 +88,22 @@ SDL_AudioDeviceID AudioDevice::Get() const {
return device_id_;
}
void AudioDevice::Pause(bool pause_on) {
AudioDevice& AudioDevice::Pause(bool pause_on) {
SDL_PauseAudioDevice(device_id_, pause_on ? 1 : 0);
return *this;
}
SDL_AudioStatus AudioDevice::GetStatus() const {
return SDL_GetAudioDeviceStatus(device_id_);
}
void AudioDevice::ChangeCallback(AudioDevice::AudioCallback&& callback) {
AudioDevice& AudioDevice::ChangeCallback(AudioDevice::AudioCallback&& callback) {
// make sure callback is not called while it's being replaced
LockHandle lock = Lock();
callback_ = std::move(callback);
return *this;
}
AudioDevice::LockHandle AudioDevice::Lock() {
@ -108,13 +111,15 @@ AudioDevice::LockHandle AudioDevice::Lock() {
}
#ifdef SDL2PP_WITH_2_0_4
void AudioDevice::QueueAudio(const void* data, Uint32 len) {
AudioDevice& AudioDevice::QueueAudio(const void* data, Uint32 len) {
if (SDL_QueueAudio(device_id_, data, len) == 0)
throw Exception("SDL_QueueAudio failed");
return *this;
}
void AudioDevice::ClearQueuedAudio() {
AudioDevice& AudioDevice::ClearQueuedAudio() {
SDL_ClearQueuedAudio(device_id_);
return *this;
}
Uint32 GetQueuedAudioSize() const {

16
SDL2pp/AudioDevice.hh
View File

@ -263,10 +263,12 @@ public:
///
/// \param[in] pause_on Whether audio should be paused
///
/// \returns Reference to self
///
/// \see http://wiki.libsdl.org/SDL_PauseAudioDevice
///
////////////////////////////////////////////////////////////
void Pause(bool pause_on);
AudioDevice& Pause(bool pause_on);
////////////////////////////////////////////////////////////
/// \brief Get playback status
@ -283,8 +285,10 @@ public:
///
/// \param[in] callback New audio callback
///
/// \returns Reference to self
///
////////////////////////////////////////////////////////////
void ChangeCallback(AudioCallback&& callback);
AudioDevice& ChangeCallback(AudioCallback&& callback);
////////////////////////////////////////////////////////////
/// \brief Lock audio device to prevent it from calling audio callback
@ -307,20 +311,24 @@ public:
/// \param[in] data Data to queue for later playback
/// \param[in] len Data length in bytes (not samples!)
///
/// \returns Reference to self
///
/// \throws SDL2pp::Exception
///
/// \see http://wiki.libsdl.org/SDL_QueueAudio
///
////////////////////////////////////////////////////////////
void QueueAudio(const void* data, Uint32 len);
AudioDevice& QueueAudio(const void* data, Uint32 len);
////////////////////////////////////////////////////////////
/// \brief Drop queued audio
///
/// \returns Reference to self
///
/// \see http://wiki.libsdl.org/SDL_ClearQueuedAudio
///
////////////////////////////////////////////////////////////
void ClearQueuedAudio();
AudioDevice& ClearQueuedAudio();
////////////////////////////////////////////////////////////
/// \brief Get number of bytes of still-queued audio