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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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_TimelineManager_h
#define mozilla_TimelineManager_h
#include "mozilla/Assertions.h"
#include "mozilla/LinkedList.h"
#include "mozilla/TimelineCollection.h"
#include "nsStyleAutoArray.h"
class nsPresContext;
namespace mozilla {
class ComputedStyle;
enum class PseudoStyleType : uint8_t;
namespace dom {
class Element;
class ScrollTimeline;
class ViewTimeline;
} // namespace dom
class TimelineManager {
public:
explicit TimelineManager(nsPresContext* aPresContext)
: mPresContext(aPresContext) {}
~TimelineManager() {
MOZ_ASSERT(!mPresContext, "Disconnect should have been called");
}
void Disconnect() {
while (auto* head = mScrollTimelineCollections.getFirst()) {
head->Destroy();
}
while (auto* head = mViewTimelineCollections.getFirst()) {
head->Destroy();
}
mPresContext = nullptr;
}
enum class ProgressTimelineType : uint8_t {
Scroll,
View,
};
void UpdateTimelines(dom::Element* aElement, PseudoStyleType aPseudoType,
const ComputedStyle* aComputedStyle,
ProgressTimelineType aType);
void UpdateHiddenByContentVisibilityForAnimations();
private:
template <typename StyleType, typename TimelineType>
void DoUpdateTimelines(nsPresContext* aPresContext, dom::Element* aElement,
PseudoStyleType aPseudoType,
const nsStyleAutoArray<StyleType>& aStyleTimelines,
size_t aTimelineCount);
template <typename T>
void AddTimelineCollection(TimelineCollection<T>* aCollection);
LinkedList<TimelineCollection<dom::ScrollTimeline>>
mScrollTimelineCollections;
LinkedList<TimelineCollection<dom::ViewTimeline>> mViewTimelineCollections;
nsPresContext* mPresContext;
};
template <>
inline void TimelineManager::AddTimelineCollection(
TimelineCollection<dom::ScrollTimeline>* aCollection) {
mScrollTimelineCollections.insertBack(aCollection);
}
template <>
inline void TimelineManager::AddTimelineCollection(
TimelineCollection<dom::ViewTimeline>* aCollection) {
mViewTimelineCollections.insertBack(aCollection);
}
} // namespace mozilla
#endif // mozilla_TimelineManager_h
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