Windows 8 Tile Control Code-behind: https://medium.com/p/84454669b005

W8TileC#

using System;
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Media;

namespace W8TileControl
{
    public sealed partial class TileControl : UserControl
    {
        public static readonly DependencyProperty FrontImageProperty = DependencyProperty.Register(
            "FrontImage", 
            typeof(ImageSource), 
            typeof(TileControl), 
            new PropertyMetadata(null, OnFrontImagePropertyChanged));

        public static readonly DependencyProperty RearImageProperty = DependencyProperty.Register(
            "RearImage", 
            typeof(ImageSource), 
            typeof(TileControl), 
            new PropertyMetadata(null, OnRearImagePropertyChanged));

        private static readonly Random rand = new Random();

        private readonly DispatcherTimer timer = new DispatcherTimer();

        private bool flipped;

        public TileControl()
        {
            this.InitializeComponent();
            this.FlipOut.Completed += this.FlipOut_Completed;
            this.FlipIn.Completed += this.FlipIn_Completed;
            this.timer.Interval = TimeSpan.FromSeconds(rand.Next(1, 3));
            this.timer.Tick += this.timer_Tick;
            this.timer.Start();
        }

        public ImageSource FrontImage
        {
            get
            {
                return (ImageSource)this.GetValue(FrontImageProperty);
            }

            set
            {
                this.SetValue(FrontImageProperty, value);
            }
        }

        public ImageSource RearImage
        {
            get
            {
                return (ImageSource)this.GetValue(RearImageProperty);
            }

            set
            {
                this.SetValue(RearImageProperty, value);
            }
        }

        public void FrontImagePropertyChanged(DependencyPropertyChangedEventArgs e)
        {
            this.Image1.Source = (ImageSource)e.NewValue;
        }

        public void RearImagePropertyChanged(DependencyPropertyChangedEventArgs e)
        {
            this.Image2.Source = (ImageSource)e.NewValue;
        }

        private static void OnFrontImagePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
        {
            ((TileControl)d).FrontImagePropertyChanged(e);
        }

        private static void OnRearImagePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
        {
            ((TileControl)d).RearImagePropertyChanged(e);
        }

        private void FlipIn_Completed(object sender, object e)
        {
            this.flipped = true;
            this.timer.Interval = TimeSpan.FromSeconds(rand.Next(3, 12));
            this.timer.Start();
        }

        private void FlipOut_Completed(object sender, object e)
        {
            this.flipped = false;
            this.timer.Interval = TimeSpan.FromSeconds(rand.Next(3, 12));
            this.timer.Start();
        }

        private void timer_Tick(object sender, object e)
        {
            this.timer.Stop();
            if (!this.flipped)
            {
                this.FlipIn.Begin();
            }
            else
            {
                this.FlipOut.Begin();
            }
        }
    }
}