void CCLayerTreeHostImpl::animateLayersRecursive(CCLayerImpl* current, double frameBeginTimeSecs, CCAnimationEventsVector& events, bool& didAnimate, bool& needsAnimateLayers)
{
bool subtreeNeedsAnimateLayers = false;
CCLayerAnimationControllerImpl* currentController = current->layerAnimationController();
bool hadActiveAnimation = currentController->hasActiveAnimation();
currentController->animate(frameBeginTimeSecs, events);
bool startedAnimation = events.size() > 0;
// We animated if we either ticked a running animation, or started a new animation.
if (hadActiveAnimation || startedAnimation)
didAnimate = true;
// If the current controller still has an active animation, we must continue animating layers.
if (currentController->hasActiveAnimation())
subtreeNeedsAnimateLayers = true;
for (size_t i = 0; i < current->children().size(); ++i) {
bool childNeedsAnimateLayers = false;
animateLayersRecursive(current->children()[i].get(), frameBeginTimeSecs, events, didAnimate, childNeedsAnimateLayers);
if (childNeedsAnimateLayers)
subtreeNeedsAnimateLayers = true;
}
needsAnimateLayers = subtreeNeedsAnimateLayers;
}
void CCLayerTreeHost::setAnimationEventsRecursive(const CCAnimationEventsVector& events, LayerChromium* layer, double wallClockTime)
{
if (!layer)
return;
for (size_t eventIndex = 0; eventIndex < events.size(); ++eventIndex) {
if (layer->id() == events[eventIndex].layerId) {
if (events[eventIndex].type == CCAnimationEvent::Started)
layer->notifyAnimationStarted(events[eventIndex], wallClockTime);
else
layer->notifyAnimationFinished(wallClockTime);
}
}
for (size_t childIndex = 0; childIndex < layer->children().size(); ++childIndex)
setAnimationEventsRecursive(events, layer->children()[childIndex].get(), wallClockTime);
}
