protected Storyboard ClonePlaceholderItems(AnimationPlaceholder placeholder, FrameworkElement destinationElement)
{
if (placeholder.Triggers.Count == 0)
{
return(null);
}
var orgTrigger = placeholder.Triggers[0] as EventTrigger;
if (orgTrigger == null)
{
return(null);
}
var orgBeginStoryboard = orgTrigger.Actions[0] as BeginStoryboard;
if (orgBeginStoryboard == null)
{
return(null);
}
var orgStoryboard = orgBeginStoryboard.Storyboard;
destinationElement.RenderTransformOrigin = placeholder.RenderTransformOrigin;
destinationElement.RenderTransform = placeholder.RenderTransform.Clone();
destinationElement.LayoutTransform = placeholder.LayoutTransform.Clone();
var storyboard = new Storyboard();
foreach (var ani in orgStoryboard.Children)
{
var newAnimation = ani.Clone();
storyboard.Children.Add(newAnimation);
newAnimation.SetValue(Storyboard.TargetProperty, destinationElement);
}
var trigger = new EventTrigger(orgTrigger.RoutedEvent);
trigger.Actions.Add(new BeginStoryboard()
{
Storyboard = storyboard
});
destinationElement.Triggers.Add(trigger);
this.OnStoryboardPrepared(storyboard);
return(storyboard);
}
internal static Storyboard ClonePlaceholderItems(AnimationPlaceholder placeholder, FrameworkElement destinationElement, out RoutedEvent routedEvent)
{
routedEvent = null;
var orgTransformOrigin = placeholder.RenderTransformOrigin;
var orgTransform = placeholder.RenderTransform;
if (placeholder.Triggers.Count == 0)
{
return(null);
}
var orgTrigger = placeholder.Triggers[0] as EventTrigger;
if (orgTrigger == null)
{
return(null);
}
routedEvent = orgTrigger.RoutedEvent;
var orgBeginStoryboard = orgTrigger.Actions[0] as BeginStoryboard;
if (orgBeginStoryboard == null)
{
return(null);
}
var orgStoryboard = orgBeginStoryboard.Storyboard;
destinationElement.RenderTransformOrigin = placeholder.RenderTransformOrigin;
var transformation = orgTransform.Clone();
destinationElement.RenderTransform = orgTransform.Clone();
var storyboard = new Storyboard();
foreach (var ani in orgStoryboard.Children)
{
storyboard.Children.Add(ani.Clone());
}
Storyboard.SetTarget(storyboard, destinationElement);
return(storyboard);
}
