public void PlayOrPause()
{
if (State == LooperState.Waiting)
{
State = LooperState.ReadyToPlay;
}
else if (State == LooperState.Playing)
{
StopPlayback();
}
}
public void RecordOrStop()
{
if (State == LooperState.Recording)
{
StopRecording();
}
else
{
State = LooperState.Recording;
}
}
private void button_play_Click(object sender, EventArgs e)
{
State = LooperState.ReadyToPlay;
button_play.Enabled = false;
button_StopPlayback.Enabled = true;
if (Convert.ToInt32(numericUpDown_start.Value) == 0)
{
StartPlayback();
}
}
private void button_record_Click(object sender, EventArgs e)
{
State = LooperState.ReadyToRecord;
button_record.Enabled = false;
button_StopRecording.Enabled = true;
if (Convert.ToInt32(numericUpDown_start.Value) == 0)
{
StartRecording();
}
}
void StartPlayback()
{
State = LooperState.Playing;
button_play.Enabled = false;
button_StopPlayback.Enabled = true;
numericUpDown_length.Enabled = false;
numericUpDown_start.Enabled = false;
if (File.Exists("data\\" + this.Name + "\\" + FileName))
{
if (reader1 == null)
{
reader1 = new AudioFileReader("data\\" + this.Name + "\\" + FileName);
reader1.Volume = trackBar_Volume.Value / 100f;
sampleProvider1 = new OffsetSampleProvider(reader1);
parent.GetRecorder().AddTrack(sampleProvider1);
Logger.Log(Name + " - starting playback (reader1 first)");
}
else if /*(reader1.Position == reader1.Length)*/ (sampleProvider1 == null)
{
reader1.Position = 0;
sampleProvider1 = new OffsetSampleProvider(reader1);
parent.GetRecorder().AddTrack(sampleProvider1);
Logger.Log(Name + " - starting playback (reader1 repeat)");
}
else if (reader2 == null)
{
reader2 = new AudioFileReader("data\\" + this.Name + "\\" + FileName);
reader2.Volume = trackBar_Volume.Value / 100f;
sampleProvider2 = new OffsetSampleProvider(reader2);
parent.GetRecorder().AddTrack(sampleProvider2);
Logger.Log(Name + " - starting playback (reader2 first)");
}
else
{
reader2.Position = 0;
sampleProvider2 = new OffsetSampleProvider(reader2);
parent.GetRecorder().AddTrack(sampleProvider2);
Logger.Log(Name + " - starting playback (reader2 repeat)");
}
}
else
{
parent.GetMetronome().EmergencyStop();
MessageBox.Show("You must first record the audio.", "File doesn't exist");
}
}
void StopRecording()
{
State = LooperState.Waiting; // TODO: option to automatically start playing
Logger.Log(Name + " - stopping recording");
button_record.Enabled = true;
button_StopRecording.Enabled = false;
button_play.Enabled = true;
numericUpDown_length.Enabled = true;
numericUpDown_start.Enabled = true;
parent.GetRecorder().Write -= Recorder_DataAvailable;
writer?.Dispose();
writer = null;
}
protected override void OnHandleDestroyed(EventArgs e)
{
State = LooperState.Waiting;
reader1?.Dispose();
reader1 = null;
reader2?.Dispose();
reader2 = null;
if (parent != null)
{
parent.GetRecorder().RemoveTrack(sampleProvider1);
parent.GetRecorder().RemoveTrack(sampleProvider2);
}
base.OnHandleDestroyed(e);
}
void StopPlayback()
{
State = LooperState.Waiting;
Logger.Log(Name + " - stopping playback");
button_play.Enabled = true;
button_StopPlayback.Enabled = false;
numericUpDown_length.Enabled = true;
numericUpDown_start.Enabled = true;
parent.GetRecorder().RemoveTrack(sampleProvider1);
parent.GetRecorder().RemoveTrack(sampleProvider2);
if (reader1 != null)
{
reader1.Position = reader1.Length;
}
if (reader2 != null)
{
reader2.Position = reader2.Length;
}
}
void StartRecording()
{
State = LooperState.Recording;
Logger.Log(Name + " - starting recording");
button_record.Enabled = false;
button_StopRecording.Enabled = true;
button_play.Enabled = false;
button_StopPlayback.Enabled = false;
numericUpDown_length.Enabled = false;
numericUpDown_start.Enabled = false;
Directory.CreateDirectory("data\\" + this.Name);
reader1?.Dispose();
reader1 = null;
reader2?.Dispose();
reader2 = null;
sampleProvider1 = null;
sampleProvider2 = null;
writer = new WaveFileWriter("data\\" + this.Name + "\\" + FileName, parent.waveFormat);
parent.GetRecorder().Write += Recorder_DataAvailable;
}
