void CSSAnimations::TransitionEventDelegate::onEventCondition(const AnimationEffect& animationNode)
{
const AnimationEffect::Phase currentPhase = animationNode.phase();
if (currentPhase == AnimationEffect::PhaseAfter && currentPhase != m_previousPhase && document().hasListenerType(Document::TRANSITIONEND_LISTENER)) {
String propertyName = getPropertyNameString(m_property);
const Timing& timing = animationNode.specifiedTiming();
double elapsedTime = timing.iterationDuration;
const AtomicString& eventType = EventTypeNames::transitionend;
String pseudoElement = PseudoElement::pseudoElementNameForEvents(pseudoId());
RefPtrWillBeRawPtr<TransitionEvent> event = TransitionEvent::create(eventType, propertyName, elapsedTime, pseudoElement);
event->setTarget(eventTarget());
document().enqueueAnimationFrameEvent(event);
}
m_previousPhase = currentPhase;
}
// With PseudoElements the DOM tree and Layout tree can differ. When you attach
// a, first-letter for example, into the DOM we walk down the Layout
// tree to find the correct insertion point for the LayoutObject. But, this
// means if we ask for the parentOrShadowHost Node from the first-letter
// pseudo element we will get some arbitrary ancestor of the LayoutObject.
//
// For hit testing, we need the parent Node of the LayoutObject for the
// first-letter pseudo element. So, by walking up the Layout tree we know
// we will get the parent and not some other ancestor.
Node* PseudoElement::findAssociatedNode() const
{
// The ::backdrop element is parented to the LayoutView, not to the node
// that it's associated with. We need to make sure ::backdrop sends the
// events to the parent node correctly.
if (pseudoId() == BACKDROP)
return parentOrShadowHostNode();
ASSERT(layoutObject());
ASSERT(layoutObject()->parent());
// We can have any number of anonymous layout objects inserted between
// us and our parent so make sure we skip over them.
LayoutObject* ancestor = layoutObject()->parent();
while (ancestor->isAnonymous() || (ancestor->node() && ancestor->node()->isPseudoElement())) {
ASSERT(ancestor->parent());
ancestor = ancestor->parent();
}
return ancestor->node();
}
