public MainViewModel(IThumbnailService thumbnailService, IShareService shareService, IDialogService dialogService)
{
_thumbnailService = thumbnailService;
_shareService = shareService;
_dialogService = dialogService;
SelectedItem = Thumbnails.FirstOrDefault();
IsChromeOn = true;
_zoomFactor = 1;
_slideShowDispatcherTimer = new DispatcherTimer();
_slideShowDispatcherTimer.Interval = new TimeSpan(0, 0, 3);
_slideShowDispatcherTimer.Tick += OnSlideShowTimerTick;
DeleteCommnad = new DelegateCommand(async() => await _dialogService.ShowDialogAsync("Not implemented yet!"));
LoadContentCommnad = new DelegateCommand(() => _thumbnailService.SelectFolder());
ShareCommnad = new DelegateCommand(() => _shareService.ShareContent(SelectedItem?.Title, "Share an Image from Photos", ((IViewerItem)SelectedItem).Source));
FullscreenCommnad = new DelegateCommand(() =>
{
ToggleFullScreenMode();
OnPropertyChanged(() => IsFullScreen);
});
FileInfoCommnad = new DelegateCommand(() =>
{
IsFileInfoOpen = !IsFileInfoOpen;
});
RotateCommnad = new DelegateCommand(() =>
{
if (SelectedItem == null)
{
return;
}
SelectedItem.Angle = SelectedItem.Angle + 90;
});
StartSlideShowCommnad = new DelegateCommand(() =>
{
IsSlideShowRunning = true;
_currentSlideShowImageIndex = 0;
ApplicationView.GetForCurrentView().TryEnterFullScreenMode();
CurrentSlideShowImage = Thumbnails.FirstOrDefault()?.ImageSource;
Window.Current.CoreWindow.PointerCursor = null;
_slideShowDispatcherTimer.Start();
});
Window.Current.CoreWindow.KeyDown += (sender, arg) =>
{
if (arg.VirtualKey == Windows.System.VirtualKey.Escape && IsSlideShowRunning)
{
IsSlideShowRunning = false;
_slideShowDispatcherTimer.Stop();
var view = ApplicationView.GetForCurrentView();
if (view.IsFullScreenMode)
{
view.ExitFullScreenMode();
Window.Current.CoreWindow.PointerCursor = new Windows.UI.Core.CoreCursor(Windows.UI.Core.CoreCursorType.Arrow, 0);
}
}
};
}
