///////////////////////////////////////////////////////////////////////////////
// Methods and Eventhandling for Background tasks //
///////////////////////////////////////////////////////////////////////////////
/// <summary>
/// The presentations <see cref="Thread"/> DoWork event handler.
/// Initializes the <see cref="PresenterModule"/> for presentation and
/// wires the events.
/// </summary>
/// <param name="data">
/// A <see cref="object"/> with the list of slides.
/// </param>
private void PresentationThreadDoWork(object data)
{
// Create presentation form
this.presenterForm = new PresenterModule();
// Cast thread data.
var threadParams = (List<object>)data;
var trialCollection = threadParams[0] as TrialCollection;
var trigger = threadParams[1] as Trigger;
var enableTrigger = (bool)threadParams[2];
var captureProperties = (ScreenCaptureProperties)threadParams[3];
CaptureDeviceProperties userCameraProperties = null;
if (threadParams.Count > 4)
{
userCameraProperties = (CaptureDeviceProperties)threadParams[4];
}
GetTimeDelegate getTimeMethod = this.GetCurrentTime;
// Set triggering state
this.presenterForm.EnableTrigger = enableTrigger;
// Set general trigger
this.presenterForm.GeneralTrigger = trigger;
// Set slide list of presenter
this.presenterForm.TrialList = trialCollection;
// Set screen capture device properties
this.presenterForm.ScreenCaptureProperties = captureProperties;
// Set user camera properties
this.presenterForm.UserCameraProperties = userCameraProperties;
// sets the get time method
this.presenterForm.GetTimeMethod = getTimeMethod;
// Wire presenter events
this.presenterForm.CounterChanged += this.ObjPresenterCounterChanged;
this.presenterForm.SlideChanged += this.ObjPresenterSlideChanged;
this.presenterForm.TrialChanged += this.ObjPresenterTrialChanged;
this.presenterForm.TrialEventOccured += this.ObjPresenterTrialEventOccured;
this.presenterForm.PresentationDone += this.ObjPresenterPresentationDone;
// Wire this forms event
this.NewRawDataAvailable += this.RecordModuleNewRawDataAvailable;
// Captures input to presentation form.
this.presenterForm.Capture = true;
// Show presenter form, that starts presentation.
this.presenterForm.ShowDialog();
// Presentation is done, so unplug event handlers.
this.presenterForm.CounterChanged -= this.ObjPresenterCounterChanged;
this.presenterForm.SlideChanged -= this.ObjPresenterSlideChanged;
this.presenterForm.TrialChanged -= this.ObjPresenterTrialChanged;
this.presenterForm.TrialEventOccured -= this.ObjPresenterTrialEventOccured;
this.presenterForm.PresentationDone -= this.ObjPresenterPresentationDone;
// Delete presentation form
this.presenterForm.Dispose();
this.presenterForm = null;
this.NewRawDataAvailable -= this.RecordModuleNewRawDataAvailable;
}
/// <summary>
/// The <see cref="Control.Click"/> event handler for the
/// <see cref="Button"/> <see cref="btnPreviewSlideshow"/>.
/// Starts a <see cref="PresenterModule"/> with the given slides.
/// </summary>
/// <param name="sender">Source of the event.</param>
/// <param name="e">An empty <see cref="EventArgs"/></param>
private void BtnPreviewSlideshowClick(object sender, EventArgs e)
{
if (!RecordModule.CheckForCorrectPresentationScreenResolution(PresentationScreen.GetPresentationResolution()))
{
return;
}
PresenterModule objPresenter = new PresenterModule();
// Create a newly randomized trial list.
TrialCollection trials = this.slideshow.GetRandomizedTrials();
// Create a hardcopy of the trials.
TrialCollection copyOfTrials = (TrialCollection)trials.Clone();
// Set slide list of presenter
objPresenter.TrialList = copyOfTrials;
// Show presenter form, that starts presentation.
objPresenter.ShowDialog();
// Update slideshow pictures of newly created trials
Document.ActiveDocument.ExperimentSettings.SlideShow.UpdateExperimentPathOfResources(Document.ActiveDocument.ExperimentSettings.SlideResourcesPath);
}
