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Some member functions of AudioIO can be const

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This commit is contained in:
Paul Licameli 2018-08-10 22:55:57 -04:00
parent f036700b09
commit 0d9972b3e0
2 changed files with 15 additions and 15 deletions
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14
src/AudioIO.cpp
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@ -2451,7 +2451,7 @@ bool AudioIO::StartPortMidiStream()
}
#endif
bool AudioIO::IsAvailable(AudacityProject *project)
bool AudioIO::IsAvailable(AudacityProject *project) const
{
return mOwningProject == NULL || mOwningProject == project;
}
@ -2790,7 +2790,7 @@ void AudioIO::SetPaused(bool state)
mPaused = state;
}
bool AudioIO::IsPaused()
bool AudioIO::IsPaused() const
{
return mPaused;
}
@ -2815,7 +2815,7 @@ double AudioIO::GetLastTimeInScrubQueue() const
#endif
bool AudioIO::IsBusy()
bool AudioIO::IsBusy() const
{
if (mStreamToken != 0)
return true;
@ -2823,7 +2823,7 @@ bool AudioIO::IsBusy()
return false;
}
bool AudioIO::IsStreamActive()
bool AudioIO::IsStreamActive() const
{
bool isActive = false;
// JKC: Not reporting any Pa error, but that looks OK.
@ -2837,17 +2837,17 @@ bool AudioIO::IsStreamActive()
return isActive;
}
bool AudioIO::IsStreamActive(int token)
bool AudioIO::IsStreamActive(int token) const
{
return (this->IsStreamActive() && this->IsAudioTokenActive(token));
}
bool AudioIO::IsAudioTokenActive(int token)
bool AudioIO::IsAudioTokenActive(int token) const
{
return ( token > 0 && token == mStreamToken );
}
bool AudioIO::IsMonitoring()
bool AudioIO::IsMonitoring() const
{
return ( mPortStreamV19 && mStreamToken==0 );
}

16
src/AudioIO.h
View File

@ -252,7 +252,7 @@ class AUDACITY_DLL_API AudioIO final {
void SeekStream(double seconds) { mSeek = seconds; }
#ifdef EXPERIMENTAL_SCRUBBING_SUPPORT
bool IsScrubbing() { return IsBusy() && mScrubQueue != 0; }
bool IsScrubbing() const { return IsBusy() && mScrubQueue != 0; }
/** \brief enqueue a NEW scrub play interval, using the last end as the NEW start,
* to be played over the same duration, as between this and the last
@ -275,7 +275,7 @@ class AUDACITY_DLL_API AudioIO final {
* or recording.
*
* When this is false, it's safe to start playing or recording */
bool IsBusy();
bool IsBusy() const;
/** \brief Returns true if the audio i/o is running at all, but not during
* cleanup
@ -283,8 +283,8 @@ class AUDACITY_DLL_API AudioIO final {
* Doesn't return true if the device has been closed but some disk i/o or
* cleanup is still going on. If you want to know if it's safe to start a
* NEW stream, use IsBusy() */
bool IsStreamActive();
bool IsStreamActive(int token);
bool IsStreamActive() const;
bool IsStreamActive(int token) const;
wxLongLong GetLastPlaybackTime() const { return mLastPlaybackTimeMillis; }
AudacityProject *GetOwningProject() const { return mOwningProject; }
@ -317,16 +317,16 @@ class AUDACITY_DLL_API AudioIO final {
*
* This is used by TrackPanel to determine when a track has been completely
* recorded, and it's safe to flush to disk. */
bool IsAudioTokenActive(int token);
bool IsAudioTokenActive(int token) const;
/** \brief Returns true if we're monitoring input (but not recording or
* playing actual audio) */
bool IsMonitoring();
bool IsMonitoring() const;
/** \brief Pause and un-pause playback and recording */
void SetPaused(bool state);
/** \brief Find out if playback / recording is currently paused */
bool IsPaused();
bool IsPaused() const;
/* Mixer services are always available. If no stream is running, these
* methods use whatever device is specified by the preferences. If a
@ -479,7 +479,7 @@ class AUDACITY_DLL_API AudioIO final {
double AILAGetLastDecisionTime();
#endif
bool IsAvailable(AudacityProject *projecT);
bool IsAvailable(AudacityProject *projecT) const;
void SetCaptureMeter(AudacityProject *project, MeterPanel *meter);
void SetPlaybackMeter(AudacityProject *project, MeterPanel *meter);