async void SwipeGestureRecognizer_SwipedDown(System.Object sender, Xamarin.Forms.SwipedEventArgs e)
        {
            if (!_isCartVisible)
            {
                return;
            }

            _isCartVisible = false;

            MenuBarRow1.Height = 54;

            var animateGridRow1 = new Animation(v => GridRow1.HeightRequest = v, 80, _height);

            animateGridRow1.Commit(this, "GridRow1AnimationOut", 16, 200, Easing.CubicInOut);

            var animateGridRow2 = new Animation(v => GridRow2.HeightRequest = v, _height, 80);

            animateGridRow2.Commit(this, "GridRow2AnimationOut", 16, 200, Easing.CubicInOut);

            var animateCartSmall = new Animation(v => CartSmall.HeightRequest = v, 0, 54);

            animateCartSmall.Commit(this, "CartSmallAnimationIn", 16, 200, Easing.CubicInOut);

            MenuBarTitle.IsVisible = true;
            MenuBarIcon.IsVisible  = true;
            TopGradient.IsVisible  = true;
            CartSmall.IsVisible    = true;

            await Task.WhenAll(
                MenuBarTitle.FadeTo(1, easing: Easing.CubicInOut),
                MenuBarIcon.FadeTo(1, easing: Easing.CubicInOut),
                TopGradient.FadeTo(1, easing: Easing.CubicInOut),
                CartSmall.FadeTo(1, easing: Easing.CubicInOut)
                );
        }
Esempio n. 2
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        async Task SwipeGestureRecognizer_SwipedUp()
        {
            if (_isCartVisible)
            {
                return;
            }

            _isCartVisible = true;

            MenuBarRow1.Height = 0;

            var animateGridRow1 = new Animation(v => GridRow1.HeightRequest = v, _height, 80);

            animateGridRow1.Commit(this, "GridRow1AnimationIn", 16, 200, Easing.CubicInOut);

            var animateGridRow2 = new Animation(v => GridRow2.HeightRequest = v, 80, _height);

            animateGridRow2.Commit(this, "GridRow2AnimationIn", 16, 200, Easing.CubicInOut);

            var animateCartSmall = new Animation(v => CartSmall.HeightRequest = v, 54, 0);

            animateCartSmall.Commit(this, "CartSmallAnimationIn", 16, 400, Easing.CubicInOut);

            await Task.WhenAll(
                MenuBarTitle.FadeTo(0, easing: Easing.CubicInOut),
                MenuBarIcon.FadeTo(0, easing: Easing.CubicInOut),
                TopGradient.FadeTo(0, easing: Easing.CubicInOut),
                CartSmall.FadeTo(0, easing: Easing.CubicInOut)
                );

            MenuBarTitle.IsVisible = false;
            MenuBarIcon.IsVisible  = false;
            TopGradient.IsVisible  = false;
            CartSmall.IsVisible    = false;
        }