void AnimationEffectTiming::duration(UnrestrictedDoubleOrString& returnValue)
{
if (std::isnan(m_parent->specifiedTiming().iterationDuration))
returnValue.setString("auto");
else
returnValue.setUnrestrictedDouble(m_parent->specifiedTiming().iterationDuration * 1000);
}
void InspectorAnimationAgent::setTiming(ErrorString* errorString, const String& animationId, double duration, double delay)
{
Animation* animation = assertAnimation(errorString, animationId);
if (!animation)
return;
AnimationType type = m_idToAnimationType.get(animationId);
if (type == AnimationType::CSSTransition) {
KeyframeEffect* effect = toKeyframeEffect(animation->effect());
KeyframeEffectModelBase* model = toKeyframeEffectModelBase(effect->model());
const AnimatableValueKeyframeEffectModel* oldModel = toAnimatableValueKeyframeEffectModel(model);
// Refer to CSSAnimations::calculateTransitionUpdateForProperty() for the structure of transitions.
const KeyframeVector& frames = oldModel->getFrames();
ASSERT(frames.size() == 3);
KeyframeVector newFrames;
for (int i = 0; i < 3; i++)
newFrames.append(toAnimatableValueKeyframe(frames[i]->clone().get()));
// Update delay, represented by the distance between the first two keyframes.
newFrames[1]->setOffset(delay / (delay + duration));
model->setFrames(newFrames);
AnimationEffectTiming* timing = animation->effect()->timing();
UnrestrictedDoubleOrString unrestrictedDuration;
unrestrictedDuration.setUnrestrictedDouble(duration + delay);
timing->setDuration(unrestrictedDuration);
} else if (type == AnimationType::WebAnimation) {
AnimationEffectTiming* timing = animation->effect()->timing();
UnrestrictedDoubleOrString unrestrictedDuration;
unrestrictedDuration.setUnrestrictedDouble(duration);
timing->setDuration(unrestrictedDuration);
timing->setDelay(delay);
}
}
void AnimationEffect::getComputedTiming(ComputedTimingProperties& computedTiming)
{
// ComputedTimingProperties members.
computedTiming.setEndTime(endTimeInternal() * 1000);
computedTiming.setActiveDuration(activeDurationInternal() * 1000);
if (ensureCalculated().isInEffect) {
computedTiming.setLocalTime(ensureCalculated().localTime * 1000);
computedTiming.setProgress(ensureCalculated().progress);
computedTiming.setCurrentIteration(ensureCalculated().currentIteration);
} else {
computedTiming.setLocalTimeToNull();
computedTiming.setProgressToNull();
computedTiming.setCurrentIterationToNull();
}
// KeyframeEffectOptions members.
computedTiming.setDelay(specifiedTiming().startDelay * 1000);
computedTiming.setEndDelay(specifiedTiming().endDelay * 1000);
computedTiming.setFill(Timing::fillModeString(resolvedFillMode(specifiedTiming().fillMode, isKeyframeEffect())));
computedTiming.setIterationStart(specifiedTiming().iterationStart);
computedTiming.setIterations(specifiedTiming().iterationCount);
UnrestrictedDoubleOrString duration;
duration.setUnrestrictedDouble(iterationDuration() * 1000);
computedTiming.setDuration(duration);
computedTiming.setPlaybackRate(specifiedTiming().playbackRate);
computedTiming.setDirection(Timing::playbackDirectionString(specifiedTiming().direction));
computedTiming.setEasing(specifiedTiming().timingFunction->toString());
}
void AnimationNodeTiming::setDuration(const UnrestrictedDoubleOrString& durationOrAuto)
{
// Any strings other than "auto" are coerced to "auto".
double duration = durationOrAuto.isString() ? std::numeric_limits<double>::quiet_NaN() : durationOrAuto.getAsUnrestrictedDouble();
Timing timing = m_parent->specifiedTiming();
TimingInput::setIterationDuration(timing, duration);
m_parent->updateSpecifiedTiming(timing);
}
