using System; namespace MapControl { public partial class Tile { private void FadeIn() { var fadeInAnimation = new Animation { Duration = MapBase.ImageFadeDuration, Children = { new KeyFrame { KeyTime = TimeSpan.Zero, Setters = { new Setter(Visual.OpacityProperty, 0d) } }, new KeyFrame { KeyTime = MapBase.ImageFadeDuration, Setters = { new Setter(Visual.OpacityProperty, 1d) } } } }; _ = fadeInAnimation.RunAsync(Image); } } }