public Presenter(Application app, SlideShowWindow win)
{
app_ = app;
win_ = win;
try
{
provider_ = new Nui.Provider();
}
catch (InvalidOperationException)
{
provider_ = null;
if (MessageBox.Show(
"Kinect is not detected. Check the connection and device.\nWould you like to disable Kinect for the presentation?",
"Kynapsee", MessageBoxButton.YesNo, MessageBoxImage.Exclamation) == MessageBoxResult.Yes)
{
win_.Presentation.SetKinectEnable(false);
return;
}
win_.View.Exit();
return;
}
gestures_ = win.Presentation.GetNuiModel();
provider_.GestureDone += GestureDone;
app.SlideShowNextSlide += SlideShowNextSlide;
LoadSlideGestures();
}
public GesturesViewModel(GestureSet set)
{
set_ = set;
Gestures = new ObservableCollection<GestureItem>(set.Gestures.Select((x) => new GestureItem(this, x)));
NewGestureCommand = new RelayCommand(NewGesture);
SaveAndCloseCommand = new RelayCommand(() =>
{
Save();
DialogResult = true;
});
SaveCommand = new RelayCommand(Save);
try
{
StatusText = "Reading gestures...";
nuiProvider_ = new Nui.Provider(set);
nuiProvider_.CaptureEnd += NuiProviderCaptureEnd;
nuiProvider_.CaptureProgress += NuiProviderCaptureProgress;
nuiProvider_.GestureDone += NuiProviderGestureDone;
}
catch (InvalidOperationException)
{
StatusText = "No Kinect device connected.";
nuiProvider_ = null;
}
}
public void Bind(GestureSet set, Presentation pres)
{
Gesture = set.Gestures.Where((x) => x.Guid == guid_).FirstOrDefault();
try
{
TargetSlide = pres.Slides.FindBySlideID(slideId_);
}
catch (COMException)
{
TargetSlide = null;
}
}
void UpdatePresentation()
{
// Enable states.
var enabled = model_.Presentation != null;
if (toggleKinect.Enabled != enabled)
{
toggleKinect.Enabled = enabled;
buttonRun.Enabled = enabled;
buttonGestures.Enabled = enabled;
buttonGesturesImport.Enabled = enabled;
buttonGesturesExport.Enabled = enabled;
}
// Update values.
if (enabled)
{
toggleKinect.Checked = model_.Presentation.GetKinectEnable();
dropSlideTransition.Items.Clear();
AddDropDownItem(dropSlideTransition, "[none]");
gestures_ = model_.Presentation.GetNuiModel();
foreach (var gesture in gestures_.Gestures)
AddDropDownItem(dropSlideTransition, gesture.Name);
}
}
/// <summary>
/// Creates a new provider on the first found NUI device.
/// </summary>
/// <param name="gestures">Gesture model.</param>
/// <param name="enableColor">Enable color capture.</param>
/// <param name="enableDepth">Enable depth capture.</param>
public Provider(GestureSet gestures = null, bool enableColor = false, bool enableDepth = false)
{
try
{
// limititation: we take the first found Kinect.
// todo: let the user choose?
nui_ = Runtime.Kinects[0];
nui_.Initialize(RuntimeOptions.UseSkeletalTracking
| (enableColor ? RuntimeOptions.UseColor : 0)
| (enableDepth ? RuntimeOptions.UseDepthAndPlayerIndex : 0));
}
catch (Exception)
{
throw new InvalidOperationException("There is no connected NUI device.");
}
dtw_ = new DtwGestureRecognizer(VectorDimension, JointsTracked, SequenceSimilarityThreshold, FinalPositionThreshold, MaxSlope, MinGestureLength);
RemoveAllFramesSkeletonTimeSequence();
if (gestures != null)
{
foreach (var gesture in gestures.Gestures)
{
dtw_.AddOrUpdate(gesture);
}
}
nui_.SkeletonFrameReady += SkeletonExtractSkeletonFrameReady;
sde_.Skeleton3DDataCoordReady += NuiSkeleton3DDataCoordReady;
}
public static void SetNuiModel(this Presentation pres, GestureSet model)
{
pres.Tags.Add(TagNuiModel, model.ToString());
}
public static TransitionSet GetTransitions(this Slide sr, Presentation pr, GestureSet set)
{
if (sr.Tags[TagTransitions] == "")
return new TransitionSet() { Transitions = new List<Transition>() };
return TransitionSet.FromString(sr.Tags[TagTransitions], set, pr);
}
/// <summary>
/// Creates the model from a XML string.
/// </summary>
/// <param name="data">XML data.</param>
/// <returns>Model.</returns>
public static TransitionSet FromString(string data, GestureSet gestures, Presentation pres)
{
var tr = (TransitionSet)Xml.Deserialize(new StringReader(data));
tr.Transitions.ForEach((x) => x.Bind(gestures, pres));
return tr;
}
