protected override void OnNavigatedTo(NavigationEventArgs e)
{
_compositor = ElementCompositionPreview.GetElementVisual(this)?.Compositor;
if (e.Parameter != null)
{
int.TryParse(e.Parameter.ToString(), out _animationDuration);
}
_gridview = ElementCompositionPreview.GetElementVisual(this);
ApplyLighting();
PhotoCollectionViewer.Loaded += async(o_, e_) =>
{
var connectedAnimation = ConnectedAnimationService
.GetForCurrentView()
.GetAnimation("Image");
if (connectedAnimation != null)
{
var item = PhotoCollectionViewer.Items[persistedItemIndex];
PhotoCollectionViewer.ScrollIntoView(item);
await PhotoCollectionViewer.TryStartConnectedAnimationAsync(
connectedAnimation,
item,
"Image"
);
}
};
}
private void PhotoCollectionViewer_ItemClick(object sender, ItemClickEventArgs e)
{
ConnectedAnimationService.GetForCurrentView().DefaultDuration = TimeSpan.FromSeconds(0.5);
persistedItemIndex = PhotoCollectionViewer.Items.IndexOf(e.ClickedItem);
PhotoCollectionViewer.PrepareConnectedAnimation("Image", e.ClickedItem, "Image");
Canvas.SetZIndex(this, 1);
var animation = _compositor.CreateScalarKeyFrameAnimation();
animation.Target = "Opacity";
animation.Duration = TimeSpan.FromSeconds(0.6);
animation.InsertKeyFrame(1, 0);
ElementCompositionPreview.SetImplicitHideAnimation(this, animation);
App.MainFrame.Navigate(typeof(ImageEditingPage), e.ClickedItem as Photo);
}
