зеркало из https://github.com/mozilla/gecko-dev.git
106 строки
3.4 KiB
C++
106 строки
3.4 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "AnimationTimeline.h"
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#include "mozilla/AnimationComparator.h"
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#include "mozilla/dom/Animation.h"
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namespace mozilla {
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namespace dom {
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NS_IMPL_CYCLE_COLLECTION_CLASS(AnimationTimeline)
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NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(AnimationTimeline)
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tmp->mAnimationOrder.clear();
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NS_IMPL_CYCLE_COLLECTION_UNLINK(mWindow, mAnimations)
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NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
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NS_IMPL_CYCLE_COLLECTION_UNLINK_END
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(AnimationTimeline)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mWindow, mAnimations)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
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NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(AnimationTimeline)
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NS_IMPL_CYCLE_COLLECTING_ADDREF(AnimationTimeline)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(AnimationTimeline)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(AnimationTimeline)
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NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
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NS_INTERFACE_MAP_ENTRY(nsISupports)
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NS_INTERFACE_MAP_END
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void
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AnimationTimeline::GetAnimations(AnimationSequence& aAnimations)
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{
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nsCOMPtr<nsPIDOMWindow> window = do_QueryInterface(mWindow);
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if (mWindow) {
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nsIDocument* doc = window->GetDoc();
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if (doc) {
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doc->FlushPendingNotifications(Flush_Style);
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}
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}
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aAnimations.SetCapacity(mAnimations.Count());
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for (Animation* animation = mAnimationOrder.getFirst(); animation;
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animation = animation->getNext()) {
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// Skip animations which are no longer relevant or which have been
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// associated with another timeline. These animations will be removed
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// on the next tick.
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if (!animation->IsRelevant() || animation->GetTimeline() != this) {
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continue;
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}
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// Bug 1174575: Until we implement a suitable PseudoElement interface we
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// don't have anything to return for the |target| attribute of
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// KeyframeEffect(ReadOnly) objects that refer to pseudo-elements.
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// Rather than return some half-baked version of these objects (e.g.
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// we a null effect attribute) we simply don't provide access to animations
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// whose effect refers to a pseudo-element until we can support them
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// properly.
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Element* target;
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nsCSSPseudoElements::Type pseudoType;
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animation->GetEffect()->GetTarget(target, pseudoType);
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if (pseudoType == nsCSSPseudoElements::ePseudo_NotPseudoElement) {
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aAnimations.AppendElement(animation);
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}
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}
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// Sort animations by priority
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aAnimations.Sort(AnimationPtrComparator<RefPtr<Animation>>());
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}
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void
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AnimationTimeline::NotifyAnimationUpdated(Animation& aAnimation)
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{
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if (mAnimations.Contains(&aAnimation)) {
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return;
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}
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if (aAnimation.GetTimeline() && aAnimation.GetTimeline() != this) {
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aAnimation.GetTimeline()->RemoveAnimation(&aAnimation);
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}
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mAnimations.PutEntry(&aAnimation);
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mAnimationOrder.insertBack(&aAnimation);
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}
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void
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AnimationTimeline::RemoveAnimation(Animation* aAnimation)
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{
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MOZ_ASSERT(!aAnimation->GetTimeline() || aAnimation->GetTimeline() == this);
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if (aAnimation->isInList()) {
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aAnimation->remove();
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}
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mAnimations.RemoveEntry(aAnimation);
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}
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} // namespace dom
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} // namespace mozilla
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