/// <summary>
/// Swaps control displaying current photo with the control for the next photo, enabling transition.
/// </summary>
private void SwapChildren()
{
FacebookImageControl temp = this._currentChild;
this._currentChild = this._oldChild;
this._oldChild = temp;
this._currentChild.Width = double.NaN;
this._currentChild.Height = double.NaN;
if (this._photoHost != null)
{
this._photoHost.Child = this._currentChild;
}
this._oldChild.Effect = null;
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
PhotoImage = this.Template.FindName("PART_PhotoImage", this) as FacebookImageControl;
Assert.IsNotNull(PhotoImage);
_frameControl = this.Template.FindName("PART_PhotoFrameControl", this) as ContentControl;
Assert.IsNotNull(_frameControl);
_canvas = this.Template.FindName("PART_ManipulationCanvas", this) as Canvas;
Assert.IsNotNull(_canvas);
this.FacebookImageControl = PhotoImage;
}
/// <summary>
/// Initializes a new instance of the PhotoSlideShowControl class.
/// </summary>
public PhotoSlideShowControl()
{
_currentChild = new FacebookImageControl
{
Style = (Style)Application.Current.Resources["SimpleSlideShowImageControlStyle"]
};
_oldChild = new FacebookImageControl
{
Style = (Style)Application.Current.Resources["SimpleSlideShowImageControlStyle"]
};
_transitionTimer = new DispatcherTimer(TimeSpan.FromMilliseconds(totalAnimationPeriod), DispatcherPriority.Input, this.OnTransitionTimerTick, Dispatcher);
_transitionTimer.Stop();
_mousePointerTimer = new DispatcherTimer(TimeSpan.FromMilliseconds(totalAnimationPeriod), DispatcherPriority.Input, this.OnMousePointerTimerTick, Dispatcher);
_mousePointerTimer.Stop();
currentAnimationType = AnimationType.None;
transformGroup = new TransformGroup();
translateTransform = new TranslateTransform(transAnimFrom, transAnimFrom);
scaleTransform = new ScaleTransform(scaleAnimFrom, scaleAnimFrom);
transformGroup.Children.Add(this.translateTransform);
transformGroup.Children.Add(this.scaleTransform);
this.Loaded += this.OnLoaded;
this.Unloaded += this.OnUnloaded;
this.InputBindings.Add(new InputBinding(MediaCommands.Stop, new KeyGesture(Key.Escape)));
this.InputBindings.Add(new InputBinding(MediaCommands.NextTrack, new KeyGesture(Key.Right)));
this.InputBindings.Add(new InputBinding(MediaCommands.PreviousTrack, new KeyGesture(Key.Left)));
this.CommandBindings.Add(new CommandBinding(System.Windows.Input.MediaCommands.TogglePlayPause, new ExecutedRoutedEventHandler(OnPlayPauseCommandExecuted), new CanExecuteRoutedEventHandler(OnPlayPauseCommandCanExecute)));
this.CommandBindings.Add(new CommandBinding(System.Windows.Input.MediaCommands.Pause, new ExecutedRoutedEventHandler(OnPauseCommandExecuted), new CanExecuteRoutedEventHandler(OnPauseCommandCanExecute)));
this.CommandBindings.Add(new CommandBinding(System.Windows.Input.MediaCommands.Play, new ExecutedRoutedEventHandler(OnResumeCommandExecuted), new CanExecuteRoutedEventHandler(OnResumeCommandCanExecute)));
this.CommandBindings.Add(new CommandBinding(System.Windows.Input.MediaCommands.NextTrack, new ExecutedRoutedEventHandler(OnNextSlideCommandExecuted), new CanExecuteRoutedEventHandler(OnNextSlideCommandCanExecute)));
this.CommandBindings.Add(new CommandBinding(System.Windows.Input.MediaCommands.PreviousTrack, new ExecutedRoutedEventHandler(OnPreviousSlideCommandExecuted), new CanExecuteRoutedEventHandler(OnPreviousSlideCommandCanExecute)));
this.CommandBindings.Add(new CommandBinding(System.Windows.Input.MediaCommands.Stop, new ExecutedRoutedEventHandler(OnStopCommandExecuted), new CanExecuteRoutedEventHandler(OnStopCommandCanExecute)));
this.CommandBindings.Add(new CommandBinding(ToggleShuffleCommand, _OnToggleShuffleCommandExecuted, _OnToggleShuffleCommandCanExecute));
}
