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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#include "mozilla/AnimationEventDispatcher.h"
#include "mozilla/EventDispatcher.h"
#include "nsPresContext.h"
#include "nsRefreshDriver.h"
namespace mozilla {
NS_IMPL_CYCLE_COLLECTION_CLASS(AnimationEventDispatcher)
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(AnimationEventDispatcher)
tmp->ClearEventQueue();
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(AnimationEventDispatcher)
for (auto& info : tmp->mPendingEvents) {
if (OwningAnimationTarget* target = info.GetOwningAnimationTarget()) {
ImplCycleCollectionTraverse(
cb, target->mElement,
"mozilla::AnimationEventDispatcher.mPendingEvents.mTarget");
} else {
ImplCycleCollectionTraverse(
cb, info.mData.as<AnimationEventInfo::WebAnimationData>().mEvent,
"mozilla::AnimationEventDispatcher.mPendingEvents.mEvent");
}
ImplCycleCollectionTraverse(
cb, info.mAnimation,
"mozilla::AnimationEventDispatcher.mPendingEvents.mAnimation");
}
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
void AnimationEventDispatcher::Disconnect() {
if (mIsObserving) {
MOZ_ASSERT(mPresContext && mPresContext->RefreshDriver(),
"The pres context and the refresh driver should be still "
"alive if we haven't disassociated from the refresh driver");
mPresContext->RefreshDriver()->CancelPendingAnimationEvents(this);
mIsObserving = false;
}
mPresContext = nullptr;
}
void AnimationEventDispatcher::QueueEvent(AnimationEventInfo&& aEvent) {
mPendingEvents.AppendElement(std::move(aEvent));
mIsSorted = false;
ScheduleDispatch();
}
void AnimationEventDispatcher::QueueEvents(
nsTArray<AnimationEventInfo>&& aEvents) {
mPendingEvents.AppendElements(std::move(aEvents));
mIsSorted = false;
ScheduleDispatch();
}
void AnimationEventDispatcher::ScheduleDispatch() {
MOZ_ASSERT(mPresContext, "The pres context should be valid");
if (!mIsObserving) {
mPresContext->RefreshDriver()->ScheduleAnimationEventDispatch(this);
mIsObserving = true;
}
}
void AnimationEventInfo::MaybeAddMarker() const {
if (mData.is<CssAnimationData>()) {
const auto& data = mData.as<CssAnimationData>();
const EventMessage message = data.mMessage;
if (message != eAnimationCancel && message != eAnimationEnd &&
message != eAnimationIteration) {
return;
}
nsAutoCString name;
data.mAnimationName->ToUTF8String(name);
const TimeStamp startTime = [&] {
if (message == eAnimationIteration) {
if (auto* effect = mAnimation->GetEffect()) {
return mScheduledEventTimeStamp -
TimeDuration(effect->GetComputedTiming().mDuration);
}
}
return mScheduledEventTimeStamp -
TimeDuration::FromSeconds(data.mElapsedTime);
}();
nsCSSPropertyIDSet propertySet;
nsAutoString target;
if (dom::AnimationEffect* effect = mAnimation->GetEffect()) {
if (dom::KeyframeEffect* keyFrameEffect = effect->AsKeyframeEffect()) {
keyFrameEffect->GetTarget()->Describe(target, true);
for (const AnimationProperty& property : keyFrameEffect->Properties()) {
propertySet.AddProperty(property.mProperty);
}
}
}
PROFILER_MARKER(
message == eAnimationIteration
? ProfilerString8View("CSS animation iteration")
: ProfilerString8View("CSS animation"),
DOM,
MarkerOptions(
MarkerTiming::Interval(startTime, mScheduledEventTimeStamp),
mAnimation->GetOwner()
? MarkerInnerWindowId(mAnimation->GetOwner()->WindowID())
: MarkerInnerWindowId::NoId()),
CSSAnimationMarker, name, NS_ConvertUTF16toUTF8(target), propertySet);
return;
}
if (!mData.is<CssTransitionData>()) {
return;
}
const auto& data = mData.as<CssTransitionData>();
const EventMessage message = data.mMessage;
if (message != eTransitionEnd && message != eTransitionCancel) {
return;
}
nsAutoString target;
if (dom::AnimationEffect* effect = mAnimation->GetEffect()) {
if (dom::KeyframeEffect* keyFrameEffect = effect->AsKeyframeEffect()) {
keyFrameEffect->GetTarget()->Describe(target, true);
}
}
PROFILER_MARKER(
"CSS transition", DOM,
MarkerOptions(
MarkerTiming::Interval(
mScheduledEventTimeStamp -
TimeDuration::FromSeconds(data.mElapsedTime),
mScheduledEventTimeStamp),
mAnimation->GetOwner()
? MarkerInnerWindowId(mAnimation->GetOwner()->WindowID())
: MarkerInnerWindowId::NoId()),
CSSTransitionMarker, NS_ConvertUTF16toUTF8(target), data.mPropertyId,
message == eTransitionCancel);
}
} // namespace mozilla