dom/animation/AnimationTimeline.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "AnimationTimeline.h"
   8 #include "mozilla/AnimationComparator.h"
   9 #include "mozilla/dom/Animation.h"
  10
  11 namespace mozilla::dom {
  12
  13 AnimationTimeline::~AnimationTimeline() { mAnimationOrder.clear(); }
  14
  15 NS_IMPL_CYCLE_COLLECTION_CLASS(AnimationTimeline)
  16
  17 NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(AnimationTimeline)
  18   tmp->mAnimationOrder.clear();
  19   NS_IMPL_CYCLE_COLLECTION_UNLINK(mWindow, mAnimations)
  20   NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
  21 NS_IMPL_CYCLE_COLLECTION_UNLINK_END
  22
  23 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(AnimationTimeline)
  24   NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mWindow, mAnimations)
  25 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
  26
  27 NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(AnimationTimeline)
  28
  29 NS_IMPL_CYCLE_COLLECTING_ADDREF(AnimationTimeline)
  30 NS_IMPL_CYCLE_COLLECTING_RELEASE(AnimationTimeline)
  31
  32 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(AnimationTimeline)
  33   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
  34   NS_INTERFACE_MAP_ENTRY(nsISupports)
  35 NS_INTERFACE_MAP_END
  36
  37 void AnimationTimeline::NotifyAnimationUpdated(Animation& aAnimation) {
  38   if (mAnimations.EnsureInserted(&aAnimation)) {
  39     if (aAnimation.GetTimeline() && aAnimation.GetTimeline() != this) {
  40       aAnimation.GetTimeline()->RemoveAnimation(&aAnimation);
  41     }
  42     mAnimationOrder.insertBack(&aAnimation);
  43   }
  44 }
  45
  46 void AnimationTimeline::RemoveAnimation(Animation* aAnimation) {
  47   MOZ_ASSERT(!aAnimation->GetTimeline() || aAnimation->GetTimeline() == this);
  48   if (static_cast<LinkedListElement<Animation>*>(aAnimation)->isInList()) {
  49     static_cast<LinkedListElement<Animation>*>(aAnimation)->remove();
  50   }
  51   mAnimations.RemoveEntry(aAnimation);
  52 }
  53
  54 }  // namespace mozilla::dom