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86 lines
2.5 KiB
C++
86 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_TimelineManager_h
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#define mozilla_TimelineManager_h
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#include "mozilla/Assertions.h"
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#include "mozilla/LinkedList.h"
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#include "mozilla/TimelineCollection.h"
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#include "nsStyleAutoArray.h"
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class nsPresContext;
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namespace mozilla {
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class ComputedStyle;
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enum class PseudoStyleType : uint8_t;
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namespace dom {
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class Element;
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class ScrollTimeline;
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class ViewTimeline;
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} // namespace dom
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class TimelineManager {
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public:
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explicit TimelineManager(nsPresContext* aPresContext)
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: mPresContext(aPresContext) {}
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~TimelineManager() {
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MOZ_ASSERT(!mPresContext, "Disconnect should have been called");
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}
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void Disconnect() {
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while (auto* head = mScrollTimelineCollections.getFirst()) {
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head->Destroy();
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}
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while (auto* head = mViewTimelineCollections.getFirst()) {
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head->Destroy();
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}
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mPresContext = nullptr;
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}
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enum class ProgressTimelineType : uint8_t {
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Scroll,
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View,
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};
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void UpdateTimelines(dom::Element* aElement, PseudoStyleType aPseudoType,
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const ComputedStyle* aComputedStyle,
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ProgressTimelineType aType);
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void UpdateHiddenByContentVisibilityForAnimations();
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private:
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template <typename StyleType, typename TimelineType>
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void DoUpdateTimelines(nsPresContext* aPresContext, dom::Element* aElement,
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PseudoStyleType aPseudoType,
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const nsStyleAutoArray<StyleType>& aStyleTimelines,
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size_t aTimelineCount);
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template <typename T>
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void AddTimelineCollection(TimelineCollection<T>* aCollection);
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LinkedList<TimelineCollection<dom::ScrollTimeline>>
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mScrollTimelineCollections;
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LinkedList<TimelineCollection<dom::ViewTimeline>> mViewTimelineCollections;
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nsPresContext* mPresContext;
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};
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template <>
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inline void TimelineManager::AddTimelineCollection(
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TimelineCollection<dom::ScrollTimeline>* aCollection) {
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mScrollTimelineCollections.insertBack(aCollection);
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}
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template <>
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inline void TimelineManager::AddTimelineCollection(
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TimelineCollection<dom::ViewTimeline>* aCollection) {
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mViewTimelineCollections.insertBack(aCollection);
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}
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} // namespace mozilla
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#endif // mozilla_TimelineManager_h
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