private async void PageLoaded(object sender, RoutedEventArgs e)
{
// Step 1: Connect to Microsoft Gestures service
_gesturesService = GesturesServiceEndpointFactory.Create();
var dispatcher = CoreWindow.GetForCurrentThread().Dispatcher;
_gesturesService.StatusChanged += async(s, arg) => await dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => GesturesServiceStatus.Text = $"[{arg.Status}]");
Unloaded += async(s, arg) =>
{
await _gesturesService?.Disconnect();
_gesturesService?.Dispose();
};
await _gesturesService.ConnectAsync();
// Step 2: Define your custom gesture
// Start with defining the first pose, ...
var hold = new HandPose("Hold", new FingerPose(new[] { Finger.Thumb, Finger.Index }, FingerFlexion.Open, PoseDirection.Forward),
new FingertipDistanceRelation(Finger.Index, RelativeDistance.NotTouching, Finger.Thumb),
new FingertipPlacementRelation(Finger.Index, RelativePlacement.Above, Finger.Thumb));
// ... define the second pose, ...
var rotate = new HandPose("Rotate", new FingerPose(new[] { Finger.Thumb, Finger.Index }, FingerFlexion.Open, PoseDirection.Forward),
new FingertipDistanceRelation(Finger.Index, RelativeDistance.NotTouching, Finger.Thumb),
new FingertipPlacementRelation(Finger.Index, RelativePlacement.Right, Finger.Thumb));
// ... finally define the gesture using the hand pose objects defined above forming a simple state machine: hold -> rotate
_rotateGesture = new Gesture("RotateRight", hold, rotate);
_rotateGesture.Triggered += async(s, args) => await dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
var rotateTransform = new RotateTransform {
CenterX = Arrow.ActualWidth / 2, CenterY = Arrow.ActualHeight / 2
};
rotateTransform.Angle = ++_rotateTimes * 90;
Arrow.RenderTransform = rotateTransform;
});
// Step 3: Register the gesture (When window focus is lost (gained) the service will automatically unregister (register) the gesture)
// To manually control the gesture registration, pass 'isGlobal: true' parameter in the function call below
await _gesturesService.RegisterGesture(_rotateGesture);
}
private static void StopGestureDetection()
{
_gesturesService.Disconnect();
}