protected override void ValidateCore()
{
base.ValidateCore();
if (this.keyFramesDirty)
{
this.RebuildKeyFrames();
this.keyFramesDirty = false;
this.OnPropertyChanged("HasAnimationVisual");
}
this.HasAnimation = false;
this.DescendantOnlyHasAnimation = false;
foreach (TimelineItem timelineItem in (Collection <TimelineItem>) this.Children)
{
AnimationTimelineItem animationTimelineItem = timelineItem as AnimationTimelineItem;
if (animationTimelineItem != null && animationTimelineItem.IsInActiveTimeline)
{
this.HasAnimation = true;
break;
}
CompoundKeyFrameTimelineItem frameTimelineItem = timelineItem as CompoundKeyFrameTimelineItem;
if (frameTimelineItem != null)
{
if (!frameTimelineItem.IsCompoundKeyFrameRoot && frameTimelineItem.HasAnimation)
{
this.HasAnimation = true;
break;
}
if (frameTimelineItem.HasAnimation || frameTimelineItem.DescendantOnlyHasAnimation)
{
this.DescendantOnlyHasAnimation = true;
}
}
}
this.OnPropertyChanged("HasAnimationVisual");
}
public static ScheduledTimelineItem FindItem(TimelineItem parentTimelineItem, StoryboardTimelineSceneNode parentTimeline, PropertyReference targetProperty)
{
if (targetProperty == null)
{
return((ScheduledTimelineItem)null);
}
foreach (TimelineItem timelineItem in (Collection <TimelineItem>)parentTimelineItem.Children)
{
AnimationTimelineItem animationTimelineItem = timelineItem as AnimationTimelineItem;
if (animationTimelineItem != null && animationTimelineItem.parentTimeline == parentTimeline && animationTimelineItem.TargetProperty.Path == targetProperty.Path)
{
return((ScheduledTimelineItem)animationTimelineItem);
}
CompoundPropertyTimelineItem propertyTimelineItem = timelineItem as CompoundPropertyTimelineItem;
if (propertyTimelineItem != null)
{
ScheduledTimelineItem scheduledTimelineItem = ScheduledTimelineItem.FindItem((TimelineItem)propertyTimelineItem, parentTimeline, targetProperty);
if (scheduledTimelineItem != null)
{
return(scheduledTimelineItem);
}
}
BehaviorTimelineItem behaviorTimelineItem = timelineItem as BehaviorTimelineItem;
if (behaviorTimelineItem != null)
{
ScheduledTimelineItem scheduledTimelineItem = ScheduledTimelineItem.FindItem((TimelineItem)behaviorTimelineItem, parentTimeline, targetProperty);
if (scheduledTimelineItem != null)
{
return(scheduledTimelineItem);
}
}
EffectTimelineItem effectTimelineItem = timelineItem as EffectTimelineItem;
if (effectTimelineItem != null)
{
ScheduledTimelineItem scheduledTimelineItem = ScheduledTimelineItem.FindItem((TimelineItem)effectTimelineItem, parentTimeline, targetProperty);
if (scheduledTimelineItem != null)
{
return(scheduledTimelineItem);
}
}
}
return((ScheduledTimelineItem)null);
}
