private void ImageList_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (ImageList.SelectedItem != null)
{
ListViewItem item = (ListViewItem)ImageList.ContainerFromItem(ImageList.SelectedItem);
Uri imageSource = _imageUriGetterFunc(item.Content, true);
if (_crossFadeBatch == null)
{
// Save the previous image for a cross-fade
_previousSurfaceBrush.Surface = BackgroundImage.SurfaceBrush.Surface;
_previousSurfaceBrush.CenterPoint = BackgroundImage.SurfaceBrush.CenterPoint;
_previousSurfaceBrush.Stretch = BackgroundImage.SurfaceBrush.Stretch;
// Load the new background image
BackgroundImage.ImageOpened += BackgroundImage_ImageChanged;
}
// Update the images
BackgroundImage.Source = imageSource;
PrimaryImage.Source = imageSource;
if (!_transition.Completed)
{
_transition.Cancel();
}
// Kick off a continuity transition to animate from it's current position to it's new location
CompositionImage image = VisualTreeHelperExtensions.GetFirstDescendantOfType <CompositionImage>(item);
_transition.Initialize(this, image, null);
_transition.Start(this, PrimaryImage, null, null);
}
}
private void ThumbnailList_Loaded(object sender, RoutedEventArgs args)
{
if (_currentTransition != null)
{
DetailsInfo info = (DetailsInfo)_currentTransition.Payload;
GridViewItem item = (GridViewItem)ThumbnailList.ContainerFromItem(info.thumbanil);
CompositionImage image = VisualTreeHelperExtensions.GetFirstDescendantOfType <CompositionImage>(item);
ScrollViewer scrollViewer = VisualTreeHelperExtensions.GetFirstDescendantOfType <ScrollViewer>(ThumbnailList);
// Kick off the transition now that the page has loaded
_currentTransition.Start(MyGrid, image, scrollViewer, ThumbnailList);
}
}
private void Page_Loaded(object sender, RoutedEventArgs e)
{
if (_currentTransition != null)
{
Continuity.DetailsInfo info = (Continuity.DetailsInfo)_currentTransition.Payload;
// Update the Thumbnail image to point to the proper album art
ThumbnailImage.Source = new Uri(info.thumbanil.ImageUrl);
// Kick off the transition now that the page has loaded
_currentTransition.Start(MyGrid, ThumbnailImage, MyScroller, MyScroller);
}
}
