/// <summary>
/// Constructs a panel
/// </summary>
public EmotivStatusCheckerPanel()
: base()
{
this.HeadsetConnected = false;
var label = new Label()
{
Dock = DockStyle.Fill, TextAlign = ContentAlignment.MiddleCenter
};
this.Controls.Add(label);
this.listener = new EEGDataListener(GUIUtils.GUIInvoker,
(ignored) =>
{
this.HeadsetConnected = true;
label.Text = "Headset connected!";
label.BackColor = Color.Green;
label.ForeColor = Color.Black;
},
null,
(ignored) =>
{
this.HeadsetConnected = false;
label.Text = "Could not connect to headset";
label.BackColor = Color.Red;
label.ForeColor = Color.White;
});
EmotivDataSource.Instance.AddListener(this.listener);
}
/// <summary>
/// Constructs a panel
/// </summary>
public EmotivStatusCheckerPanel()
: base()
{
this.HeadsetConnected = false;
var label = new Label() { Dock = DockStyle.Fill, TextAlign = ContentAlignment.MiddleCenter };
this.Controls.Add(label);
this.listener = new EEGDataListener(GUIUtils.GUIInvoker,
(ignored) =>
{
this.HeadsetConnected = true;
label.Text = "Headset connected!";
label.BackColor = Color.Green;
label.ForeColor = Color.Black;
},
null,
(ignored) =>
{
this.HeadsetConnected = false;
label.Text = "Could not connect to headset";
label.BackColor = Color.Red;
label.ForeColor = Color.White;
});
EmotivDataSource.Instance.AddListener(this.listener);
}
/// <summary>
/// Removes a listener from the data source
/// </summary>
public void RemoveListener(IEEGDataListener listener)
{
this.RemoveListeners(listener.Enumerate());
}
/// <summary>
/// Add a listener to the data source
/// </summary>
public void AddListener(IEEGDataListener listener)
{
this.AddListeners(listener.Enumerate());
}
private IEnumerable <View> GetViews(Runtime runtime)
{
BlockingQueue <IArrayView <EEGDataEntry> > trialDataQueue;
using (var trialListener = this.GetTrialDataListener(out trialDataQueue)) // create the listeners
using (var rawDataListener = this.GetRawDataRecordingListener())
using (var stimuli1 = this.GetStimuli(this.StimulusClass1, runtime.Random)) // create stimulus enumerators
using (var stimuli2 = this.GetStimuli(this.StimulusClass2, runtime.Random))
{
// save the trial queue
runtime.TrialDataQueue = trialDataQueue;
// add listeners
var listeners = new IEEGDataListener[] { trialListener, rawDataListener }.Where(l => l != null);
this.DataSource.AddListeners(listeners);
// training phase
if (this.Settings.TrainingImagesPerClass > 0)
{
yield return(new TextView(runtime.LogLine("Training Phase"), this.Settings.InstructionTime));
runtime.LogLine();
while (runtime.TrainStimuliRemaining > 0)
{
stimuli1.MoveNext();
stimuli2.MoveNext();
runtime.CurrentTrial = new Trial(runtime)
{
IsTraining = true,
Stimulus1 = stimuli1.Current,
Stimulus2 = stimuli2.Current,
FocusOn1 = this.GetFocusTarget(runtime),
LeftHas1 = runtime.Random.NextBool()
};
foreach (var view in this.ProcessStimulusPair(runtime))
{
yield return(view);
}
runtime.LogLine();
}
}
// initial training
if (runtime.Classifiers.Count > 0)
{
yield return(new TrainView(runtime.Classifiers)
{
Text = runtime.LogLine("Training Classifiers")
});
runtime.LogLine();
}
// test phase
if (this.Settings.TestImages > 0)
{
yield return(new TextView(runtime.LogLine("Test Phase"), this.Settings.InstructionTime));
runtime.LogLine();
while (runtime.TestStimuliRemaining > 0)
{
stimuli1.MoveNext();
stimuli2.MoveNext();
runtime.CurrentTrial = new Trial(runtime)
{
IsTraining = false,
Stimulus1 = stimuli1.Current,
Stimulus2 = stimuli2.Current,
LeftHas1 = runtime.Random.NextBool()
};
foreach (var view in this.ProcessStimulusPair(runtime))
{
yield return(view);
}
runtime.LogLine();
// periodic training
if (runtime.CurrentTrial.Succeeded &&
(runtime.CurrentTrial.Index + 1) % this.Settings.TrainFrequency == 0 &&
runtime.TestStimuliRemaining > 0 &&
runtime.Classifiers.Count > 0)
{
yield return(new TrainView(runtime.Classifiers)
{
Text = runtime.LogLine("Re-training Classifiers")
});
runtime.LogLine();
}
}
}
this.DataSource.RemoveListeners(listeners);
}
}
/// <summary>
/// Removes a listener from the data source
/// </summary>
public void RemoveListener(IEEGDataListener listener)
{
this.RemoveListeners(listener.Enumerate());
}
/// <summary>
/// Add a listener to the data source
/// </summary>
public void AddListener(IEEGDataListener listener)
{
this.AddListeners(listener.Enumerate());
}