1/*
2 * Copyright (C) 2011, 2012 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#if ENABLE(VIDEO_TRACK)
29
30#include "TrackListBase.h"
31
32namespace WebCore {
33
34class AudioTrack;
35
36class AudioTrackList final : public TrackListBase {
37public:
38 static Ref<AudioTrackList> create(HTMLMediaElement* owner, ScriptExecutionContext* context)
39 {
40 return adoptRef(*new AudioTrackList(owner, context));
41 }
42 virtual ~AudioTrackList();
43
44 AudioTrack* getTrackById(const AtomicString&) const;
45
46 AudioTrack* item(unsigned index) const;
47 AudioTrack* lastItem() const { return item(length() - 1); }
48 void append(Ref<AudioTrack>&&);
49
50 // EventTarget
51 EventTargetInterface eventTargetInterface() const override;
52
53private:
54 AudioTrackList(HTMLMediaElement*, ScriptExecutionContext*);
55 const char* activeDOMObjectName() const final;
56};
57static_assert(sizeof(AudioTrackList) == sizeof(TrackListBase), "");
58
59} // namespace WebCore
60
61#endif // ENABLE(VIDEO_TRACK)
62