private static void ImageUrlPropertyChanged(DependencyObject obj, DependencyPropertyChangedEventArgs e)
{
var url = (string)e.NewValue;
var image = (CachedImage)obj;
// clear if nothing set
if (string.IsNullOrEmpty(url))
{
image.Source = null;
return;
}
image.Animate = false;
Storage.LoadImageFromVpdb(url).Subscribe(bmp => {
// process on main thread
System.Windows.Application.Current.Dispatcher.Invoke(delegate {
if (image.Animate)
{
image.Opacity = 0;
}
image.Source = bmp.ToNative();
if (image.Animate)
{
image.BeginAnimation(OpacityProperty, FadeInAnimation);
}
});
}, err => {
Logger.Error(err, "Error downloading {0}.", url);
});
Observable.Timer(WaitForFadeInDuration).Subscribe(_ => image.Animate = true);
}
