XamlCompositionBrushBase example

XamlCompositionBrushBaseExample.cs

    public class ExampleBrush : XamlCompositionBrushBase
    {
        protected override void OnConnected()
        {
            if (CompositionBrush == null)
            {
                var compositor = Window.Current.Compositor;

                var bitmapUri = new System.Uri("ms-appx:///Assets/StoreLogo.png");
                var bitmapSurface = LoadedImageSurface.StartLoadFromUri(bitmapUri);
                var bitmapBrush = compositor.CreateSurfaceBrush(bitmapSurface);
                bitmapBrush.Stretch = CompositionStretch.None;

                CompositionBrush = bitmapBrush;
            }
        }

        protected override void OnDisconnected()
        {
            if (CompositionBrush != null)
            {
                CompositionBrush.Dispose();

                CompositionBrush = null;
            }
        }
    }