зеркало из https://github.com/mozilla/gecko-dev.git
126 строки
3.3 KiB
C++
126 строки
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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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#include "mozilla/dom/TextTrackCueList.h"
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#include "mozilla/dom/TextTrackCueListBinding.h"
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#include "mozilla/dom/TextTrackCue.h"
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namespace mozilla::dom {
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class CompareCuesByTime {
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public:
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bool Equals(TextTrackCue* aOne, TextTrackCue* aTwo) const { return false; }
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bool LessThan(TextTrackCue* aOne, TextTrackCue* aTwo) const {
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return aOne->StartTime() < aTwo->StartTime() ||
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(aOne->StartTime() == aTwo->StartTime() &&
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aOne->EndTime() >= aTwo->EndTime());
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}
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};
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(TextTrackCueList, mParent, mList)
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NS_IMPL_CYCLE_COLLECTING_ADDREF(TextTrackCueList)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(TextTrackCueList)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(TextTrackCueList)
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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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TextTrackCueList::TextTrackCueList(nsISupports* aParent) : mParent(aParent) {}
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TextTrackCueList::~TextTrackCueList() = default;
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JSObject* TextTrackCueList::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return TextTrackCueList_Binding::Wrap(aCx, this, aGivenProto);
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}
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TextTrackCue* TextTrackCueList::IndexedGetter(uint32_t aIndex, bool& aFound) {
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aFound = aIndex < mList.Length();
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if (!aFound) {
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return nullptr;
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}
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return mList[aIndex];
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}
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TextTrackCue* TextTrackCueList::operator[](uint32_t aIndex) {
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return mList.SafeElementAt(aIndex, nullptr);
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}
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TextTrackCueList& TextTrackCueList::operator=(const TextTrackCueList& aOther) {
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mList = aOther.mList.Clone();
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return *this;
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}
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TextTrackCue* TextTrackCueList::GetCueById(const nsAString& aId) {
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if (aId.IsEmpty()) {
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return nullptr;
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}
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for (uint32_t i = 0; i < mList.Length(); i++) {
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if (aId.Equals(mList[i]->Id())) {
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return mList[i];
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}
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}
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return nullptr;
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}
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void TextTrackCueList::AddCue(TextTrackCue& aCue) {
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if (mList.Contains(&aCue)) {
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return;
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}
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mList.InsertElementSorted(&aCue, CompareCuesByTime());
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}
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void TextTrackCueList::RemoveCue(TextTrackCue& aCue, ErrorResult& aRv) {
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if (!mList.Contains(&aCue)) {
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aRv.Throw(NS_ERROR_DOM_NOT_FOUND_ERR);
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return;
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}
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mList.RemoveElement(&aCue);
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}
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void TextTrackCueList::RemoveCue(TextTrackCue& aCue) {
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mList.RemoveElement(&aCue);
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}
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void TextTrackCueList::RemoveCueAt(uint32_t aIndex) {
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if (aIndex < mList.Length()) {
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mList.RemoveElementAt(aIndex);
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}
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}
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void TextTrackCueList::RemoveAll() { mList.Clear(); }
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void TextTrackCueList::GetArray(nsTArray<RefPtr<TextTrackCue>>& aCues) {
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aCues = mList.Clone();
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}
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void TextTrackCueList::SetCuesInactive() {
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for (uint32_t i = 0; i < mList.Length(); ++i) {
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mList[i]->SetActive(false);
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}
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}
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void TextTrackCueList::NotifyCueUpdated(TextTrackCue* aCue) {
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if (aCue) {
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mList.RemoveElement(aCue);
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mList.InsertElementSorted(aCue, CompareCuesByTime());
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}
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}
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bool TextTrackCueList::IsCueExist(TextTrackCue* aCue) {
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if (aCue && mList.Contains(aCue)) {
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return true;
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}
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return false;
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}
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nsTArray<RefPtr<TextTrackCue>>& TextTrackCueList::GetCuesArray() {
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return mList;
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}
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} // namespace mozilla::dom
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