private IEnumerable <View> GetViews(StreamWriter logWriter, StreamWriter anslog)
{
RandomizedQueue <StudyTestPair> usedPairs = new RandomizedQueue <StudyTestPair>();
var stimulusPairs = new RandomizedQueue <StudyTestPair>();
stimulusPairs.AddRange(this.stp);
while (stimulusPairs.Count > 0)
{
StudyTestPair currstp = stimulusPairs.RemoveRandom();
usedPairs.Add(currstp);
foreach (var view in RunTrial(currstp.test, currstp.answer, currstp.index, logWriter, anslog))
{
yield return(view);
}
}
stimulusPairs.AddRange(usedPairs);
}
private IEnumerable <View> GetViews(ISynchronizeInvoke invoker, StreamWriter anslog, StreamWriter logWriter, StreamWriter dataWriter, int round, RandomizedQueue <string> pres)
{
var currentTrialEntries = new List <EEGDataEntry>();
//To do: Save the date/time earlier and use it for both this and the dataWriter. Put it in GetEnumerator and pass to GetViews
using (var artifactListener = new EEGDataListener(invoker, null, data =>
{
foreach (var entry in data)
{
if (entry.HasStimulusMarker())
{
lock (currentTrialEntries)
{
currentTrialEntries.Add(entry);
}
}
}
}, null))
{
this.dataSource.AddListener(artifactListener);
//DIFFERENCE: Instead of getting blocks, we want to go through the entire set once for each test phase, but we
//want items within that set to be random
RandomizedQueue <StudyTestPair> usedPairs = new RandomizedQueue <StudyTestPair>();
var stimulusPairs = new RandomizedQueue <StudyTestPair>();
stimulusPairs.AddRange(this.stp);
while (stimulusPairs.Count > 0)
{
StudyTestPair currstp = stimulusPairs.RemoveRandom();
usedPairs.Add(currstp);
//logWriter.WriteLine("Question: " + currstp.index);
foreach (var view in RunTrial(round, currstp.test, currstp.answer, currstp.index, dataWriter, logWriter, anslog, currentTrialEntries, pres))
{
yield return(view);
}
}
stimulusPairs.AddRange(usedPairs);
}
}
/// <summary>
/// The enumerator implementation
/// </summary>
public override IEnumerator <View> GetEnumerator()
{
IViewResult result;
RandomizedQueue <string> pres = new RandomizedQueue <string>();
pres.AddRange(presentation);
using (var logWriter = new StreamWriter(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments), "test_log_" + settings.SubjectName + "_" + DateTime.Now.ToString("MM dd yyyy H mm ss") + ".txt")))
using (var anslog = new StreamWriter(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments), "test_anslog_" + settings.SubjectName + "_" + DateTime.Now.ToString("MM dd yyyy H mm ss") + ".txt")))
{
//Click to Start
yield return(new ChoiceView(new string[]
{
"Start Test"
}, out result)
{
Text = "Click When Ready"
});
foreach (var view in this.GetViews(logWriter, anslog))
{
yield return(view);
}
}
}
/// <summary>
/// The enumerator implementation
/// </summary>
public override IEnumerator <View> GetEnumerator()
{
IViewResult result;
Random numgen = new Random();
int a, b;
RandomizedQueue <string> pres = new RandomizedQueue <string>();
RandomizedQueue <string> usedPres = new RandomizedQueue <string>();
pres.AddRange(presentation);
using (var logWriter = new StreamWriter(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments), "krmon_log_" + settings.SubjectName + "_" + DateTime.Now.ToString("MM dd yyyy H mm ss") + ".txt")))
using (var anslog = new StreamWriter(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments), "krmon_anslog_" + settings.SubjectName + "_" + DateTime.Now.ToString("MM dd yyyy H mm ss") + ".txt")))
using (var dataWriter = new StreamWriter(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments), "krmon_data_" + settings.SubjectName + "_" + DateTime.Now.ToString("MM dd yyyy H mm ss") + ".csv")))
{
//Alternating Study and Test Phases
for (int i = 0; i < settings.NumRounds; i++)
{
yield return(new ChoiceView(new string[]
{
"Start Study Phase"
}, out result)
{
Text = "Click When Ready"
});
while (pres.Count > 0)
{
var stimulus = pres.RemoveRandom();
yield return(new TextView(stimulus, this.settings.PresentationTime, GUIUtils.Constants.DISPLAY_FONT_LARGE));
yield return(new RestView(this.settings.RestTime));
usedPres.Add(stimulus);
}
pres.AddRange(usedPres);
usedPres.Clear();
a = numgen.Next(4, 13);
b = numgen.Next(4, 13);
yield return(new VocabView(string.Format("{0} x {1} = {2}", a, b, a * b), "Verify", settings.DisplayTime, settings.DelayTime, true, anslog, out result));
yield return(new ChoiceView(new string[]
{
"Start Test Phase"
}, out result)
{
Text = "Click When Ready"
});
var connected = true; // assume it's connected
using (var invoker = new SingleThreadedInvoker())
using (var connectionListener = new EEGDataListener(invoker, s => connected = true, null, s => connected = false))
{
// listen for a broken connection
this.dataSource.AddListener(connectionListener);
foreach (var view in this.GetViews(invoker, anslog, logWriter, dataWriter, i, pres))
{
if (connected)
{
yield return(view);
}
else
{
GUIUtils.Alert("Lost connection to headset!");
break;
}
}
this.dataSource.RemoveListener(connectionListener);
}
}
}
}
/// <summary>
/// The enumerator implementation
/// </summary>
public override IEnumerator <View> GetEnumerator()
{
IViewResult result;
yield return(new ChoiceView(new string[]
{
"Start Training Phase"
}, out result)
{
Text = "Click When Ready"
});
for (int j = 0; j < comp.Count; j++)
{
yield return(new TextView(comp[j], settings.PresentationTime, GUIUtils.Constants.DISPLAY_FONT_LARGE));
yield return(new RestView(settings.RestTime));
}
yield return(new ChoiceView(new string[]
{
"Begin Testing"
}, out result)
{
Text = "Click When Ready"
});
//Display each block of stimuli
for (int j = 0; j < (settings.NumBlocks * 2); j++)
{
int limit = blocks[j].Count;
for (int k = 0; k < limit; k++)
{
//Rest
yield return(new RestView(this.settings.BlinkTime));
//Fixate
yield return(new FixationView(this.settings.FixationTime));
var stimulus = blocks[j].RemoveRandom();
//Generate stimulus view
yield return(new TextView(stimulus, settings.PresentationTime, GUIUtils.Constants.DISPLAY_FONT_LARGE));
yield return(new TextView(stimulus + "*", settings.PresentationTime / 2, GUIUtils.Constants.DISPLAY_FONT_LARGE));
}
yield return(new ChoiceView(new string[]
{
"Ready for next block"
}, out result));
}
RandomizedQueue <string> pres = new RandomizedQueue <string>();
RandomizedQueue <string> usedPres = new RandomizedQueue <string>();
RandomizedQueue <StudyTestPair> studySoon = new RandomizedQueue <StudyTestPair>();
RandomizedQueue <StudyTestPair> testSoon = new RandomizedQueue <StudyTestPair>();
RandomizedQueue <StudyTestPair> testLate = new RandomizedQueue <StudyTestPair>();
pres.AddRange(presentation);
testSoon.AddRange(stp);
yield return(new ChoiceView(new string[]
{
"Start Initial Study Phase"
}, out result)
{
Text = "Click When Ready"
});
while (pres.Count > 0)
{
var stimulus = pres.RemoveRandom();
yield return(new TextView(stimulus, this.settings.PresentationTime, GUIUtils.Constants.DISPLAY_FONT_LARGE));
yield return(new RestView(this.settings.RestTime));
usedPres.Add(stimulus);
}
pres.AddRange(usedPres);
using (var logWriterV = new StreamWriter(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments), "userctrl_logv_" + settings.SubjectName + "_" + DateTime.Now.ToString("MM dd yyyy H mm ss") + ".txt")))
using (var logWriter = new StreamWriter(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments), "userctrl_log_" + settings.SubjectName + "_" + DateTime.Now.ToString("MM dd yyyy H mm ss") + ".csv")))
{
yield return(new ChoiceView(new string[]
{
"Start Practice Phase"
}, out result)
{
Text = "Click When Ready"
});
using (var invoker = new SingleThreadedInvoker())
{
foreach (var view in this.GetViews(invoker, logWriterV, logWriter,
studySoon, testSoon, testLate))
{
yield return(view);
}
}
}
}
