private void InvalidateAdorners(SceneElement element)
{
AnnotationAdornerSet createAdornerSet = this.GetOrCreateAdornerSet(element);
if (createAdornerSet == null)
{
return;
}
createAdornerSet.InvalidateStructure();
Dispatcher.CurrentDispatcher.BeginInvoke(DispatcherPriority.Background, (Delegate)(() => element.ViewModel.DefaultView.AdornerLayer.Update2D()));
}
private AnnotationAdornerSet GetOrCreateAdornerSet(SceneElement owner)
{
if (!owner.IsAttached)
{
return((AnnotationAdornerSet)null);
}
AnnotationAdornerSet annotationAdornerSet = Enumerable.SingleOrDefault <AnnotationAdornerSet>(Enumerable.OfType <AnnotationAdornerSet>((IEnumerable)this.AdornerLayer.Get2DAdornerSets(owner)));
if (annotationAdornerSet == null)
{
annotationAdornerSet = new AnnotationAdornerSet(this.ToolContext, owner);
this.AdornerLayer.Add((IAdornerSet)annotationAdornerSet);
}
return(annotationAdornerSet);
}
