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/*
* Copyright (C) 2011, 2012 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_HTML_TRACK_TEXT_TRACK_LIST_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_HTML_TRACK_TEXT_TRACK_LIST_H_
#include "base/memory/scoped_refptr.h"
#include "third_party/blink/renderer/core/dom/events/event_listener.h"
#include "third_party/blink/renderer/core/dom/events/event_target.h"
#include "third_party/blink/renderer/core/html/media/html_media_element.h"
#include "third_party/blink/renderer/platform/heap/handle.h"
#include "third_party/blink/renderer/platform/timer.h"
#include "third_party/blink/renderer/platform/wtf/vector.h"
namespace blink {
class TextTrack;
class CORE_EXPORT TextTrackList final : public EventTargetWithInlineData {
DEFINE_WRAPPERTYPEINFO();
public:
static TextTrackList* Create(HTMLMediaElement* owner) {
return MakeGarbageCollected<TextTrackList>(owner);
}
explicit TextTrackList(HTMLMediaElement*);
~TextTrackList() override;
unsigned length() const;
int GetTrackIndex(TextTrack*);
int GetTrackIndexRelativeToRenderedTracks(TextTrack*);
bool Contains(TextTrack*) const;
TextTrack* AnonymousIndexedGetter(unsigned index);
TextTrack* getTrackById(const AtomicString& id);
void Append(TextTrack*);
void Remove(TextTrack*);
// EventTarget
const AtomicString& InterfaceName() const override;
ExecutionContext* GetExecutionContext() const override;
DEFINE_ATTRIBUTE_EVENT_LISTENER(addtrack, kAddtrack);
DEFINE_ATTRIBUTE_EVENT_LISTENER(change, kChange);
DEFINE_ATTRIBUTE_EVENT_LISTENER(removetrack, kRemovetrack);
HTMLMediaElement* Owner() const;
void ScheduleChangeEvent();
void RemoveAllInbandTracks();
bool HasShowingTracks();
void Trace(Visitor*) override;
private:
void ScheduleTrackEvent(const AtomicString& event_name, TextTrack*);
void ScheduleAddTrackEvent(TextTrack*);
void ScheduleRemoveTrackEvent(TextTrack*);
void InvalidateTrackIndexesAfterTrack(TextTrack*);
Member<HTMLMediaElement> owner_;
HeapVector<TraceWrapperMember<TextTrack>> add_track_tracks_;
HeapVector<TraceWrapperMember<TextTrack>> element_tracks_;
HeapVector<TraceWrapperMember<TextTrack>> inband_tracks_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_HTML_TRACK_TEXT_TRACK_LIST_H_