public async Task Create(ContainerVisual rootContainer)
{
// Create a panning Visual that will be the entire size of all photos.
_rootContainer = rootContainer;
_compositor = rootContainer.Compositor;
_panningContainer = _compositor.CreateContainerVisual();
_rootContainer.Children.InsertAtTop(_panningContainer);
// Configure the photo database and create the initial layout.
_random = new Random();
_allTiles = new List <Tile>();
_farTileHistory = new List <Tile>();
_nearTileHistory = new List <Tile>();
_photoDatabase = new PhotoDatabase();
await _photoDatabase.Create(_compositor.DefaultGraphicsDevice);
CreatePlaceholderLayout();
// Start pictures loading:
// - Don't load all of the pictures at once, as this will create threadpool threads for
// each and will hammer the IO system, delaying everything.
// - As each image arrives, connect it with a tile and start loading the next photo
// until all tiles have photos.
for (int i = 0; i < ConcurrentDecodeThreads; i++)
{
LoadNextPhoto();
}
}
public async Task Create(ContainerVisual rootContainer)
{
// Create a panning Visual that will be the entire size of all photos.
_rootContainer = rootContainer;
_compositor = rootContainer.Compositor;
_panningContainer = _compositor.CreateContainerVisual();
_rootContainer.Children.InsertAtTop(_panningContainer);
// Configure the photo database and create the initial layout.
_random = new Random();
_allTiles = new List<Tile>();
_farTileHistory = new List<Tile>();
_nearTileHistory = new List<Tile>();
_photoDatabase = new PhotoDatabase();
await _photoDatabase.Create(_compositor.DefaultGraphicsDevice);
CreatePlaceholderLayout();
// Start pictures loading:
// - Don't load all of the pictures at once, as this will create threadpool threads for
// each and will hammer the IO system, delaying everything.
// - As each image arrives, connect it with a tile and start loading the next photo
// until all tiles have photos.
for (int i = 0; i < ConcurrentDecodeThreads; i++)
{
LoadNextPhoto();
}
}
private async void PictureHost_Loaded(object sender, RoutedEventArgs e)
{
// Check that there are photos in the pictures folder
if (!await PhotoDatabase.PhotosExist())
{
MessageDialog messageDialog = new MessageDialog("Add some photos to your Pictures folder");
await messageDialog.ShowAsync();
MissingPictures.Visibility = Visibility.Visible;
return;
}
// Host the Composition scene inside the PictureHost canvas, allowing us to also display
// Xaml controls.
_rootVisual = GetVisual(PictureHost);
_compositor = _rootVisual.Compositor;
_rootVisual.Clip = _compositor.CreateInsetClip(0, 0, 0, 0);
// Begin the TransitionController to load images and kick off animations.
_transitionController = new TransitionController();
await _transitionController.Create(_rootVisual);
var actualSize = new Vector2((float)PictureHost.ActualWidth, (float)PictureHost.ActualHeight);
_transitionController.UpdateWindowSize(actualSize);
NearSlideCheckBox_Click(this, null);
FarSlideCheckBox_Click(this, null);
FlashlightCheckBox_Click(this, null);
ZoomCheckBox_Click(this, null);
StackCheckBox_Click(this, null);
_transitionController.NextTransition();
}
