public AcrylicMarkupPage()
        {
            this.InitializeComponent();

            _acrylicTestApi = new AcrylicTestApi();

            MaterialHelperTestApi.IgnoreAreEffectsFast     = true;
            MaterialHelperTestApi.SimulateDisabledByPolicy = false;
        }
        CompositionBrush _previousCompositionBrush;          // Used by test helpers that get called multiple times

        public AcrylicBrushPage()
        {
            this.InitializeComponent();

            if (ApiInformation.IsTypePresent("Windows.UI.Xaml.Media.XamlCompositionBrushBase"))
            {
                AutomationProperties.SetName(this, "AcrylicBrushPage");
                AutomationProperties.SetAutomationId(this, "AcrylicBrushPage");

                _acrylicBrush = new AcrylicBrush {
                    BackgroundSource = AcrylicBackgroundSource.HostBackdrop,
                    FallbackColor    = Color.FromArgb(0xFF, 0x0, 0x0, 0xFF),
                    TintOpacity      = TintOpacity.Value
                };

                _acrylicTestApi = new AcrylicTestApi();

                _iteration_RunHideAndShowWindow   = 0;
                _iteration_TintTransitionDuration = 0;
            }
        }