private void RecordButton_OnMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
if (!IsHitTestVisible)
{
return;
}
var microphoneState = _microphone != null ? _microphone.State : (MicrophoneState?)null;
if (microphoneState == MicrophoneState.Started)
{
return;
}
if (_isHintStoryboardPlaying)
{
return;
}
Log(string.Format("microphone_state={0} storyboard_state={1}", microphoneState, _isHintStoryboardPlaying));
if (Component == null)
{
return;
}
if (_asyncDispatcher == null)
{
_asyncDispatcher = new XnaAsyncDispatcher(TimeSpan.FromMilliseconds(33), OnTimerTick);
}
if (SliderPanel == null)
{
SliderPanel = CreateSliderPanel();
LayoutRoot.Children.Add(SliderPanel);
}
if (TimerPanel == null)
{
TimerPanel = CreateTimerPanel();
LayoutRoot.Children.Add(TimerPanel);
}
if (_microphone == null)
{
_microphone = Microphone.Default;
ShellViewModel.WriteTimer("AudioRecorderControl ctor microphone");
if (_microphone == null)
{
RecordButton.Visibility = Visibility.Collapsed;
Visibility = Visibility.Collapsed;
IsHitTestVisible = false;
return;
}
try
{
_microphone.BufferDuration = TimeSpan.FromMilliseconds(240);
_duration = _microphone.BufferDuration;
_buffer = new byte[_microphone.GetSampleSizeInBytes(_microphone.BufferDuration)];
}
catch (Exception ex)
{
TLUtils.WriteException(ex);
RecordButton.Visibility = Visibility.Collapsed;
Visibility = Visibility.Collapsed;
IsHitTestVisible = false;
return;
}
_microphone.BufferReady += Microphone_OnBufferReady;
}
_skipBuffersCount = 0;
_fileId = TLLong.Random();
_fileName = _fileId.Value + ".mp3";
_isPartReady = true;
_uploadingLength = 0;
_uploadableParts.Clear();
_isSliding = true;
_stopRequested = false;
_cancelRequested = false;
RaiseRecordStarted();
if (Duration != null)
{
Duration.Text = "00:00.00";
}
if (Slider != null)
{
((TranslateTransform)Slider.RenderTransform).X = 0.0;
}
Component.StartRecord(ApplicationData.Current.LocalFolder.Path + "\\" + _fileName);
_stream = new MemoryStream();
_startTime = DateTime.Now;
VibrateController.Default.Start(TimeSpan.FromMilliseconds(25));
Execute.BeginOnUIThread(TimeSpan.FromMilliseconds(25.0), () =>
{
if (!_isSliding)
{
if (_stopRequested)
{
_stopRequested = false;
_cancelRequested = false;
_isHintStoryboardPlaying = true;
HintStoryboard.Begin();
return;
}
Log("_isSliding=false return");
return;
}
if (Slider != null)
{
Slider.Visibility = Visibility.Visible;
}
if (TimerPanel != null)
{
TimerPanel.Visibility = Visibility.Visible;
}
_asyncDispatcher.StartService(null);
_microphone.Start();
StartRecordingStoryboard();
});
}
private void Microphone_OnBufferReady(object sender, System.EventArgs e)
{
const int skipStartBuffersCount = 1;
if (Component == null)
{
return;
}
var dataLength = _microphone.GetData(_buffer);
if (_skipBuffersCount < skipStartBuffersCount)
{
_skipBuffersCount++;
return;
}
const int frameLength = 1920;
var partsCount = dataLength / frameLength;
_stream.Write(_buffer, 0, _buffer.Length);
for (var i = 0; i < partsCount; i++)
{
var count = frameLength * (i + 1) > _buffer.Length ? _buffer.Length - frameLength * i : frameLength;
var result = Component.WriteFrame(_buffer.SubArray(frameLength * i, count), count);
}
if (_stopRequested || _cancelRequested)
{
_microphone.Stop();
_asyncDispatcher.StopService();
Component.StopRecord();
if (UploadFileDuringRecording)
{
UploadAudioFileAsync(true);
}
if (_stopRequested)
{
if ((DateTime.Now - _startTime).TotalMilliseconds < 1000.0)
{
_stopRequested = false;
_cancelRequested = false;
//Log("HintStoryboard_OnCompleted._stopRequested=false");
_isHintStoryboardPlaying = true;
HintStoryboard.Begin();
return;
}
RaiseAudioRecorded(_stream, (DateTime.Now - _startTime - TimeSpan.FromTicks(_microphone.BufferDuration.Ticks * skipStartBuffersCount)).TotalSeconds, _fileName, _fileId, _uploadableParts);
return;
}
if (_cancelRequested)
{
RaiseRecordCanceled();
return;
}
}
else
{
var now = DateTime.Now;
if (!_lastTypingTime.HasValue ||
_lastTypingTime.Value.AddSeconds(1.0) < now)
{
_lastTypingTime = DateTime.Now;
RaiseRecordingAudio();
}
if (UploadFileDuringRecording)
{
UploadAudioFileAsync(false);
}
}
}