MainWindow.xaml.cs

// Import stuff

namespace Dice_Gambling
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        private Host GameHost;
        
        // Reuse the same random instance over the UI code.
        private Random RandomGenerator = new Random();
        
        // Timer for running animations in the background without 'blocking' the UI.
        DispatcherTimer AnimationTimer = new DispatcherTimer();

        public MainWindow()
        {
            InitializeComponent();

            GameHost = new Host();

            AnimationTimer.Interval = TimeSpan.FromMilliseconds(AnimationInterval);
            AnimationTimer.Tick += AnimationTimer_Tick;
        }
        
        // This function updates the dice on the screen it starts with a small interval and slowly increases
        // up to 1500ms where it stops.
        private void AnimationTimer_Tick(object sender, EventArgs e)
        {
            UpdateDice(1);
            UpdateDice(2);
            UpdateDice(3);

            AnimationInterval = AnimationInterval * 2;
            AnimationTimer.Interval = TimeSpan.FromMilliseconds(AnimationInterval);

            if (AnimationInterval >= 1500)
            {
                AnimationInterval = 20;
                AnimationTimer.Stop();
            }
        }

        private int UpdateDice(int Number)
        {
            int DiceNumber = RandomGenerator.Next(1, 6);

            System.Diagnostics.Debug.WriteLine($"Generated new random number {DiceNumber}");

            Image DiceToChange;

            switch (Number) {
                case 1:
                    DiceToChange = FirstDice;
                    break;
                case 2:
                    DiceToChange = SecondDice;
                    break;
                default:
                    DiceToChange = ThirdDice;
                    break;
            }

            ImageSource NewImage;

            switch (DiceNumber)
            {
                case 1:
                    NewImage = (ImageSource)FindResource("Dice1");
                    break;
                case 2:
                    NewImage = (ImageSource)FindResource("Dice2");
                    break;
                case 3:
                    NewImage = (ImageSource)FindResource("Dice3");
                    break;
                case 4:
                    NewImage = (ImageSource)FindResource("Dice4");
                    break;
                case 5:
                    NewImage = (ImageSource)FindResource("Dice5");
                    break;
                default:
                    NewImage = (ImageSource)FindResource("Dice6");
                    break;
            }

            DiceToChange.Source = NewImage;
            return DiceNumber;
        }
    }
}