BlurEffect.MainPage.TouchArea_ManipulationCompleted C# (CSharp) Method

        void TouchArea_ManipulationCompleted(object sender, ManipulationCompletedRoutedEventArgs e)
        {
            // once the finger lifts up, add another key frame and
            // kick off the finish animation to roll back the visuals' offset
            _animation.InsertKeyFrame(1.0f, 0.0f);
            _visual.StartAnimation("Offset.X", _animation);
            _touchAreaVisual.StartAnimation("Offset.X", _animation);
        }