/// <summary>
/// The <see cref="PresenterModule.TrialChanged"/> event handler.
/// Stores the trial information into the database
/// and updates the live viewer with the new slide.
/// </summary>
/// <param name="sender">
/// Source of the event.
/// </param>
/// <param name="e">
/// A <see cref="TrialChangedEventArgs"/> with the event data.
/// </param>
private void ObjPresenterTrialChanged(object sender, TrialChangedEventArgs e)
{
// Set time critical values
long currentTime = this.counterChangedTime;
this.xScrollOffset = 0;
this.yScrollOffset = 0;
// If the last trial was a disabled trial (PreFixationSlide)
// Only update start times
if (e.FinishedTrial[e.FinishedTrial.Count - 1].IsDisabled)
{
// Update new trial
this.currentTrialStarttime = currentTime - this.recordingStarttime;
if (this.chbRecordAudio.Checked || this.chbRecordVideo.Checked)
{
this.currentTrialVideoStartTime = e.WebcamTime;
}
this.Invoke(this.delegateNewSlideAvailable);
return;
}
if (e.FinishedTrial.Name != "DummyTrial")
{
// Update current trial
this.precedingTrial = e.FinishedTrial;
// When rawData list exceeds sample limit or this was the last trial
// write the samples into the database
if (this.rawDataLists[this.listCounter].Count > MINSAMPLESFORWRITINGTODATABASE || e.NextTrial == null)
{
// Stop recording if this was the last trial or cancelled
if (e.NextTrial == null)
{
// Stop tracking
this.currentTracker.Stop();
// Give the presentation thread time to close.
Application.DoEvents();
}
// switch to next raw data list for writing
lock (this)
{
// Save copy to dataset table in new thread
AsyncHelper.FireAndForget(
new WaitCallback(StoreRecordsInDataSetTable),
new DataToTable(this.rawDataLists[this.listCounter], this.subjectRawDataTable));
// Clear list, cause its content was copied during creation of DataToTable
this.rawDataLists[this.listCounter].Clear();
this.listCounter++;
if (this.listCounter == NUMWRITINGTHREADS)
{
this.listCounter = 0;
}
}
}
// Write new trial information
var trialData = new TrialsData
{
SubjectName = this.currentTracker.Subject.SubjectName,
TrialName = this.precedingTrial.Name,
TrialSequence = this.trialSequenceCounter - 1,
TrialID = this.precedingTrial.ID,
Category = this.precedingTrial[0].Category,
TrialStartTime = this.currentTrialStarttime,
Duration =
(int)(currentTime - this.recordingStarttime - this.currentTrialStarttime)
};
if (this.trialSequenceCounter > 0)
{
this.trialDataList.Add(trialData);
}
// Store usercam start event if applicable
if (this.chbRecordAudio.Checked || this.chbRecordVideo.Checked)
{
var usercamVideoEvent = new MediaEvent
{
EventID = this.trialEventList.Count,
Param = this.currentTrialVideoStartTime.ToString(CultureInfo.InvariantCulture),
Task = MediaEventTask.Start,
Time = 0,
Type = EventType.Usercam,
SubjectName = this.currentTracker.Subject.SubjectName,
TrialSequence = this.trialSequenceCounter - 1
};
if (this.trialSequenceCounter > 0)
{
this.trialEventList.Add(usercamVideoEvent);
}
}
// Store subjects response event
var inputEvent = new InputEvent
{
EventID = this.trialEventList.Count,
SubjectName = this.currentTracker.Subject.SubjectName,
Task = InputEventTask.SlideChange,
Time = trialData.Duration,
TrialSequence = this.trialSequenceCounter - 1,
Type = EventType.Response
};
if (e.Response != null)
{
inputEvent.Param = e.Response.ToString();
}
if (this.trialSequenceCounter >= 0)
{
this.trialEventList.Add(inputEvent);
}
}
// Update new trial
this.currentTrialStarttime = currentTime - this.recordingStarttime;
if (this.chbRecordAudio.Checked || this.chbRecordVideo.Checked)
{
this.currentTrialVideoStartTime = e.WebcamTime;
}
// Update recorder modules viewer
var updateLiveViewerThread = new Thread(this.NewSlideAvailable);
updateLiveViewerThread.SetApartmentState(ApartmentState.STA);
updateLiveViewerThread.Start();
}
/// <summary>
/// Overridden <see cref="ProcessCmdKey(ref Message,Keys)"/> method.
/// Captures all pressed keys including
/// Alt, Ctrl, Space, Esc that are normally not raised as KeyDown in a form.
/// </summary>
/// <param name="msg">
/// This parameter contains the Windows Message, such as WM_KEYDOWN
/// </param>
/// <param name="keyData">
/// The keyData parameter contains the key code of the key that was pressed. If CTRL or ALT was also
/// pressed, the keyData parameter contains the ModifierKey information.
/// </param>
/// <returns>
/// True if Key should be processed ?
/// </returns>
protected override bool ProcessCmdKey(ref Message msg, Keys keyData)
{
const int WM_KEYDOWN = 0x100;
const int WM_SYSKEYDOWN = 0x104;
if (((msg.Msg == WM_KEYDOWN) || (msg.Msg == WM_SYSKEYDOWN)) && (!this.closing))
{
long eventTime = -1;
if (this.getTimeMethod != null)
{
eventTime = this.getTimeMethod();
}
if (this.watch.ElapsedMilliseconds > MINIMUMKEYPRESSINTERVALLMS)
{
// Check for markers
if (keyData == Keys.F12)
{
// Store marker event
var keyEvent = new MediaEvent { Type = EventType.Marker, Task = MediaEventTask.None, Param = string.Empty };
this.OnTrialEventOccured(new TrialEventOccuredEventArgs(keyEvent, eventTime));
}
else
{
this.currentKey = keyData;
if (!this.CheckforSlideChange(false))
{
// Store key event only when slide has not changed
// otherwise the event will be stored during
// trialchanged event.
var keyEvent = new InputEvent { Type = EventType.Key, Task = InputEventTask.Down };
var ksc = new KeyStopCondition(keyData, false, null);
keyEvent.Param = ksc.ToString();
this.OnTrialEventOccured(new TrialEventOccuredEventArgs(keyEvent, eventTime));
}
this.watch.Reset();
this.watch.Start();
}
}
}
return base.ProcessCmdKey(ref msg, keyData);
}
/// <summary>
/// The <see cref="PresenterModule.TrialEventOccured"/> event handler.
/// Stores the new trial event into the list.
/// </summary>
/// <param name="sender">
/// Source of the event.
/// </param>
/// <param name="e">
/// A <see cref="TrialEventOccuredEventArgs"/> with the event data.
/// </param>
private void ObjPresenterSlideChanged(object sender, SlideChangedEventArgs e)
{
if (e.NextSlide.IsDisabled)
{
return;
}
long time = this.counterChangedTime - this.recordingStarttime - this.currentTrialStarttime;
// Store slide changed event
var slideChangedEvent = new MediaEvent
{
EventID = this.trialEventList.Count,
Param = e.SlideCounter + "#" + e.NextSlide.Name,
Task = MediaEventTask.Show,
Time = time,
Type = EventType.Slide,
SubjectName = this.currentTracker.Subject.SubjectName,
TrialSequence = this.trialSequenceCounter
};
if (this.trialSequenceCounter >= 0)
{
this.trialEventList.Add(slideChangedEvent);
this.WriteTrialEventToRawData(slideChangedEvent);
}
// Store subjects response event
var inputEvent = new InputEvent { EventID = this.trialEventList.Count };
if (e.Response != null)
{
inputEvent.Param = e.Response.ToString();
}
inputEvent.SubjectName = this.currentTracker.Subject.SubjectName;
inputEvent.Task = InputEventTask.SlideChange;
inputEvent.Time = time;
inputEvent.TrialSequence = this.trialSequenceCounter;
inputEvent.Type = EventType.Response;
if (this.trialSequenceCounter >= 0)
{
this.trialEventList.Add(inputEvent);
this.WriteTrialEventToRawData(slideChangedEvent);
}
this.Invoke(this.delegateNewSlideAvailable);
}
/// <summary>
/// The <see cref="Control.MouseUp"/> event handler.
/// Resets the <see cref="currentMousebutton"/> to
/// <see cref="MouseButtons.None"/>.
/// </summary>
/// <param name="sender">
/// Source of the event.
/// </param>
/// <param name="e">
/// A <see cref="MouseEventArgs"/> with the event data.
/// </param>
private void FrmPresenterMouseUp(object sender, MouseEventArgs e)
{
this.currentMousebutton = MouseButtons.None;
long eventTime = -1;
if (this.getTimeMethod != null)
{
eventTime = this.getTimeMethod();
}
var mouseEvent = new InputEvent();
mouseEvent.Type = EventType.Mouse;
mouseEvent.Task = InputEventTask.Up;
var msc = new MouseStopCondition(e.Button, false, string.Empty, null, e.Location);
mouseEvent.Param = msc.ToString();
this.OnTrialEventOccured(new TrialEventOccuredEventArgs(mouseEvent, eventTime));
}
/// <summary>
/// The <see cref="Control.MouseDown"/> event handler.
/// Sets the <see cref="currentMousebutton"/> and raises
/// the <see cref="TrialEventOccured"/> event.
/// </summary>
/// <remarks>
/// If the mouse button is a response that indicates
/// a slide change, do it.
/// </remarks>
/// <param name="sender">
/// Source of the event.
/// </param>
/// <param name="e">
/// A <see cref="MouseEventArgs"/> with the event data.
/// </param>
private void FrmPresenterMouseDown(object sender, MouseEventArgs e)
{
this.currentMousebutton = e.Button;
long eventTime = -1;
if (this.getTimeMethod != null)
{
eventTime = this.getTimeMethod();
}
if (!this.CheckforSlideChange(false))
{
var mouseEvent = new InputEvent();
mouseEvent.Type = EventType.Mouse;
mouseEvent.Task = InputEventTask.Down;
var msc = new MouseStopCondition(e.Button, false, string.Empty, null, e.Location);
mouseEvent.Param = msc.ToString();
this.OnTrialEventOccured(new TrialEventOccuredEventArgs(mouseEvent, eventTime));
this.CheckforAudioStimulusOnClick(this.shownSlideContainer, e.Location, eventTime);
}
}
/// <summary>
/// The <see cref="Control.MouseDown"/> event handler which sends
/// a mouse down event.
/// </summary>
/// <param name="sender">
/// Source of the event
/// </param>
/// <param name="e">
/// A <see cref="HtmlElementEventArgs"/> with the event data
/// </param>
private void WebBrowserMouseDown(object sender, HtmlElementEventArgs e)
{
// Set flag for navigated event
this.isWebbrowserClicked = true;
long eventTime = -1;
if (this.getTimeMethod != null)
{
eventTime = this.getTimeMethod();
}
var browserControl = sender as HtmlDocument;
if (browserControl != null)
{
var htmlElement = browserControl.GetElementsByTagName("HTML")[0];
var bodyElement = browserControl.Body;
var scrollTop = htmlElement.ScrollTop > bodyElement.ScrollTop ? htmlElement.ScrollTop : bodyElement.ScrollTop;
var scrollLeft = htmlElement.ScrollLeft > bodyElement.ScrollLeft ? htmlElement.ScrollLeft : bodyElement.ScrollLeft;
var mouseEvent = new InputEvent();
mouseEvent.Type = EventType.Mouse;
mouseEvent.Task = InputEventTask.Down;
var msc = new MouseStopCondition(
e.MouseButtonsPressed,
false,
string.Empty,
null,
new Point(e.ClientMousePosition.X + scrollLeft, e.ClientMousePosition.Y + scrollTop));
mouseEvent.Param = msc.ToString();
this.OnTrialEventOccured(new TrialEventOccuredEventArgs(mouseEvent, eventTime));
}
}
/// <summary>
/// This method parses the trial event table for the mouse events made by the given
/// subject during the trial with the given sequence number
/// </summary>
/// <param name="subjectName">A <see cref="String"/> with the subject name.</param>
/// <param name="trialSequence">The <see cref="Int32"/> with the sequence number
/// of this trial for the given subject.</param>
/// <returns>A <see cref="SortedList{Int64, InputEvent}"/> with the mouse events made by the given
/// subject during the trial with the given sequence number.</returns>
public static SortedList<long, InputEvent> GetTrialMouseEvents(
string subjectName,
int trialSequence)
{
SortedList<long, InputEvent> returnList = new SortedList<long, InputEvent>();
DataTable table =
Document.ActiveDocument.DocDataSet.TrialEventsAdapter.GetDataBySubjectAndSequence(subjectName, trialSequence);
foreach (DataRow row in table.Rows)
{
string typeString = row["EventType"].ToString();
EventType type = EventType.None;
try
{
type = (EventType)Enum.Parse(typeof(EventType), typeString, true);
}
catch (ArgumentException)
{
continue;
}
int id = Convert.ToInt32(row["EventID"]);
long time = Convert.ToInt64(row["EventTime"]);
string taskString = row["EventTask"].ToString();
string param = row["EventParam"].ToString();
InputEvent newEvent = null;
switch (type)
{
case EventType.Mouse:
newEvent = new InputEvent();
newEvent.EventID = id;
newEvent.Param = param;
((InputEvent)newEvent).Task = (InputEventTask)Enum.Parse(typeof(InputEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
if (!returnList.ContainsKey(time))
{
returnList.Add(time, newEvent);
}
break;
case EventType.Response:
newEvent = new InputEvent();
newEvent.EventID = id;
newEvent.Param = param;
((InputEvent)newEvent).Task = (InputEventTask)Enum.Parse(typeof(InputEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
StopCondition stc = null;
try
{
stc = (StopCondition)TypeDescriptor.GetConverter(typeof(StopCondition)).ConvertFrom(param);
}
catch (Exception)
{
// Ignore errors because we just want to catch MouseStopConditions
}
if (stc != null & stc is MouseStopCondition & !returnList.ContainsKey(time))
{
returnList.Add(time, newEvent);
}
break;
}
}
return returnList;
}
/// <summary>
/// Extracts the events in a sorted trial events list for the given subject and trial
/// events data table.
/// </summary>
/// <param name="subjectName">A <see cref="String"/> with the subject name.</param>
/// <param name="table">The trial events data table containing the data from
/// the database, can be for one or more trials.</param>
/// <param name="usercamID">Out. The event id of the user camera start time.</param>
/// <returns>A <see cref="SortedList{Int32, TrialEvent}"/>
/// with the events occured in this experiment.</returns>
private static SortedList<int, TrialEvent> ExtractEvents(
string subjectName,
DataTable table,
out int usercamID)
{
usercamID = -1;
int lastTrialSequence = -1;
long timeToAdd = 0;
SortedList<int, TrialEvent> returnList = new SortedList<int, TrialEvent>();
if (table.Rows.Count > 0)
{
lastTrialSequence = Convert.ToInt32(table.Rows[0]["TrialSequence"]);
}
foreach (DataRow row in table.Rows)
{
string typeString = row["EventType"].ToString();
EventType type = EventType.None;
try
{
type = (EventType)Enum.Parse(typeof(EventType), typeString, true);
}
catch (ArgumentException)
{
continue;
}
int trialSequence = Convert.ToInt32(row["TrialSequence"]);
if (trialSequence != lastTrialSequence)
{
DataTable trialTable =
Document.ActiveDocument.DocDataSet.TrialsAdapter.GetDataBySubjectAndSequence(subjectName, trialSequence);
// Check for deleted trials, but left raw data...
if (trialTable.Rows.Count == 0)
{
continue;
}
lastTrialSequence = trialSequence;
long trialStartTime = Convert.ToInt64(trialTable.Rows[0]["TrialStartTime"]);
timeToAdd = trialStartTime;
}
int eventID = Convert.ToInt32(row["EventID"]);
long time = Convert.ToInt64(row["EventTime"]) + timeToAdd;
string taskString = row["EventTask"].ToString();
string param = row["EventParam"].ToString();
TrialEvent newEvent = null;
switch (type)
{
case EventType.None:
break;
case EventType.Mouse:
newEvent = new InputEvent();
newEvent.SubjectName = subjectName;
newEvent.TrialSequence = trialSequence;
newEvent.EventID = eventID;
newEvent.Param = param;
((InputEvent)newEvent).Task = (InputEventTask)Enum.Parse(typeof(InputEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
returnList.Add(eventID, newEvent);
break;
case EventType.Key:
newEvent = new InputEvent();
newEvent.SubjectName = subjectName;
newEvent.TrialSequence = trialSequence;
newEvent.EventID = eventID;
newEvent.Param = param;
((InputEvent)newEvent).Task = (InputEventTask)Enum.Parse(typeof(InputEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
returnList.Add(eventID, newEvent);
break;
case EventType.Slide:
newEvent = new MediaEvent();
newEvent.SubjectName = subjectName;
newEvent.TrialSequence = trialSequence;
newEvent.EventID = eventID;
newEvent.Param = param;
((MediaEvent)newEvent).Task = (MediaEventTask)Enum.Parse(typeof(MediaEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
returnList.Add(eventID, newEvent);
break;
case EventType.Flash:
newEvent = new MediaEvent();
newEvent.SubjectName = subjectName;
newEvent.TrialSequence = trialSequence;
newEvent.EventID = eventID;
newEvent.Param = param;
((MediaEvent)newEvent).Task = (MediaEventTask)Enum.Parse(typeof(MediaEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
returnList.Add(eventID, newEvent);
break;
case EventType.Audio:
newEvent = new MediaEvent();
newEvent.SubjectName = subjectName;
newEvent.TrialSequence = trialSequence;
newEvent.EventID = eventID;
newEvent.Param = param;
((MediaEvent)newEvent).Task = (MediaEventTask)Enum.Parse(typeof(MediaEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
returnList.Add(eventID, newEvent);
break;
case EventType.Video:
newEvent = new MediaEvent();
newEvent.SubjectName = subjectName;
newEvent.TrialSequence = trialSequence;
newEvent.EventID = eventID;
newEvent.Param = param;
((MediaEvent)newEvent).Task = (MediaEventTask)Enum.Parse(typeof(MediaEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
returnList.Add(eventID, newEvent);
break;
case EventType.Usercam:
newEvent = new MediaEvent();
newEvent.SubjectName = subjectName;
newEvent.TrialSequence = trialSequence;
newEvent.EventID = eventID;
newEvent.Param = param;
((MediaEvent)newEvent).Task = (MediaEventTask)Enum.Parse(typeof(MediaEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
usercamID = eventID;
returnList.Add(eventID, newEvent);
break;
case EventType.Response:
newEvent = new InputEvent();
newEvent.SubjectName = subjectName;
newEvent.TrialSequence = trialSequence;
newEvent.EventID = eventID;
newEvent.Param = param;
((InputEvent)newEvent).Task = (InputEventTask)Enum.Parse(typeof(InputEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
if (!returnList.ContainsKey(eventID))
{
returnList.Add(eventID, newEvent);
}
break;
case EventType.Marker:
newEvent = new MediaEvent();
newEvent.SubjectName = subjectName;
newEvent.TrialSequence = trialSequence;
newEvent.EventID = eventID;
newEvent.Param = param;
((MediaEvent)newEvent).Task = (MediaEventTask)Enum.Parse(typeof(MediaEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
returnList.Add(eventID, newEvent);
break;
case EventType.Scroll:
newEvent = new MediaEvent();
newEvent.SubjectName = subjectName;
newEvent.TrialSequence = trialSequence;
newEvent.EventID = eventID;
newEvent.Param = param;
((MediaEvent)newEvent).Task = (MediaEventTask)Enum.Parse(typeof(MediaEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
returnList.Add(eventID, newEvent);
break;
case EventType.Webpage:
newEvent = new MediaEvent();
newEvent.SubjectName = subjectName;
newEvent.TrialSequence = trialSequence;
newEvent.EventID = eventID;
newEvent.Param = param;
((MediaEvent)newEvent).Task = (MediaEventTask)Enum.Parse(typeof(MediaEventTask), taskString, true);
newEvent.Time = time;
newEvent.Type = type;
returnList.Add(eventID, newEvent);
break;
default:
break;
}
}
return returnList;
}
