void AnimationTimeline::setPlaybackRate(double playbackRate) {
if (!isActive())
return;
double currentTime = currentTimeInternal();
m_playbackRate = playbackRate;
m_zeroTime = playbackRate == 0 ? currentTime
: document()->animationClock().currentTime() -
currentTime / playbackRate;
m_zeroTimeInitialized = true;
// Corresponding compositor animation may need to be restarted to pick up
// the new playback rate. Marking the effect changed forces this.
setAllCompositorPending(true);
}
void AnimationTimeline::setCurrentTimeInternal(double currentTime)
{
if (!isActive())
return;
m_zeroTime = m_playbackRate == 0
? currentTime
: document()->animationClock().currentTime() - currentTime / m_playbackRate;
m_zeroTimeInitialized = true;
for (const auto& animation : m_animations) {
// The Player needs a timing update to pick up a new time.
animation->setOutdated();
}
// Any corresponding compositor animation will need to be restarted. Marking the
// effect changed forces this.
setAllCompositorPending(true);
}