public BlackScholesChartPage ()
		{
			InitializeComponent ();

			Chart.Opacity = .25;

			//Busy Indicator
			busyIndicator.ViewBoxWidth = 150;
			busyIndicator.ViewBoxHeight = 150;
			busyIndicator.HeightRequest = 50;
			busyIndicator.WidthRequest = 50;
			busyIndicator.BackgroundColor = MyColors.MidnightBlue;
			busyIndicator.AnimationType = AnimationTypes.DoubleCircle;
			busyIndicator.TextColor = MyColors.Turqoise;
			busyIndicator.IsVisible = true;
			busyIndicator.IsBusy = true;
			busyIndicator.HorizontalOptions = LayoutOptions.Center;
			busyIndicator.VerticalOptions = LayoutOptions.Center;

			BackgroundColor = MyColors.MidnightBlue;

			relativeLayout.Children.Add (busyIndicator, Constraint.Constant (App.ScreenWidth / 2), Constraint.Constant (App.ScreenHeight / 3), Constraint.Constant (10), Constraint.Constant (10));

			Task.Run (() => {	
				PricingEuropeanOptions.BlackScholes bs = new PricingEuropeanOptions.BlackScholes ();

				var x = bs.TimePriceValues;

				Device.BeginInvokeOnMainThread (
					() => {
						BindingContext = new BlackScholesViewModel (x);

						//turn off busy indicator
						busyIndicator.IsVisible = false;
						busyIndicator.IsBusy = false;

						Chart.FadeTo (1, 500, Easing.CubicIn);
					});
			});
		}
        public BlackScholesChartPage()
        {
            InitializeComponent();

            Chart.Opacity = .25;

            //Busy Indicator
            busyIndicator.ViewBoxWidth      = 150;
            busyIndicator.ViewBoxHeight     = 150;
            busyIndicator.HeightRequest     = 50;
            busyIndicator.WidthRequest      = 50;
            busyIndicator.BackgroundColor   = MyColors.MidnightBlue;
            busyIndicator.AnimationType     = AnimationTypes.DoubleCircle;
            busyIndicator.TextColor         = MyColors.Turqoise;
            busyIndicator.IsVisible         = true;
            busyIndicator.IsBusy            = true;
            busyIndicator.HorizontalOptions = LayoutOptions.Center;
            busyIndicator.VerticalOptions   = LayoutOptions.Center;

            BackgroundColor = MyColors.MidnightBlue;

            relativeLayout.Children.Add(busyIndicator, Constraint.Constant(App.ScreenWidth / 2), Constraint.Constant(App.ScreenHeight / 3), Constraint.Constant(10), Constraint.Constant(10));

            Task.Run(() => {
                PricingEuropeanOptions.BlackScholes bs = new PricingEuropeanOptions.BlackScholes();

                var x = bs.TimePriceValues;

                Device.BeginInvokeOnMainThread(
                    () => {
                    BindingContext = new BlackScholesViewModel(x);

                    //turn off busy indicator
                    busyIndicator.IsVisible = false;
                    busyIndicator.IsBusy    = false;

                    Chart.FadeTo(1, 500, Easing.CubicIn);
                });
            });
        }