void LoadCircleGestureDetector()
        {
            Stream recordStream = File.Open(circleKBPath, FileMode.OpenOrCreate);
            circleGestureRecognizer = new TemplatedGestureDetector("Circle", recordStream);
            circleGestureRecognizer.TraceTo(gesturesCanvas, Colors.Red);
            circleGestureRecognizer.OnGestureDetected += OnGestureDetected;

            templates.ItemsSource = circleGestureRecognizer.LearningMachine.Paths;
        }
        //new gesture Step7: create new method of Load Gesture Detector
        void LoadPigtailGestureDetector()
        {
            Stream recordStream = File.Open(pigtailKBPath, FileMode.OpenOrCreate);
            pigtailGestureRecognizer = new TemplatedGestureDetector("Pigtail", recordStream);
            pigtailGestureRecognizer.TraceTo(gesturesCanvas, Colors.Pink);
            pigtailGestureRecognizer.OnGestureDetected += OnGestureDetected;

            //templates.ItemsSource = pigtailGestureRecognizer.LearningMachine.Paths;
        }
        void LoadStarGestureDetector()
        {
            Stream recordStream = File.Open(starKBPath, FileMode.OpenOrCreate);
            starGestureRecognizer = new TemplatedGestureDetector("Star", recordStream);
            starGestureRecognizer.TraceTo(gesturesCanvas, Colors.Blue);
            starGestureRecognizer.OnGestureDetected += OnGestureDetected;

            //templates.ItemsSource = starGestureRecognizer.LearningMachine.Paths;
        }
        void LoadCheckGestureDetector()
        {
            Stream recordStream = File.Open(checkKBPath, FileMode.OpenOrCreate);
            checkGestureRecognizer = new TemplatedGestureDetector("Check", recordStream);
            checkGestureRecognizer.TraceTo(gesturesCanvas, Colors.Green);
            checkGestureRecognizer.OnGestureDetected += OnGestureDetected;

            //templates.ItemsSource = checkGestureRecognizer.LearningMachine.Paths;
        }