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/*
* Copyright (C) 2011 Google Inc. All rights reserved.
* Copyright (C) 2011-2017 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 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 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.
*/
#pragma once
#if ENABLE(VIDEO_TRACK)
#include "TextTrack.h"
#include "TextTrackLoader.h"
namespace WebCore {
class HTMLTrackElement;
class LoadableTextTrack final : public TextTrack, private TextTrackLoaderClient {
public:
static Ref<LoadableTextTrack> create(HTMLTrackElement& track, const String& kind, const String& label, const String& language)
{
return adoptRef(*new LoadableTextTrack(track, kind, label, language));
}
void scheduleLoad(const URL&);
size_t trackElementIndex();
HTMLTrackElement* trackElement() const { return m_trackElement; }
void clearElement() { m_trackElement = nullptr; }
void setIsDefault(bool isDefault) final { m_isDefault = isDefault; }
private:
LoadableTextTrack(HTMLTrackElement&, const String& kind, const String& label, const String& language);
void newCuesAvailable(TextTrackLoader*) final;
void cueLoadingCompleted(TextTrackLoader*, bool loadingFailed) final;
void newRegionsAvailable(TextTrackLoader*) final;
AtomicString id() const final;
bool isDefault() const final { return m_isDefault; }
Element* element() final;
void loadTimerFired();
HTMLTrackElement* m_trackElement;
Timer m_loadTimer;
std::unique_ptr<TextTrackLoader> m_loader;
URL m_url;
bool m_isDefault { false };
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::LoadableTextTrack)
static bool isType(const WebCore::TextTrack& track) { return track.trackType() == WebCore::TextTrack::TrackElement; }
SPECIALIZE_TYPE_TRAITS_END()
#endif // ENABLE(VIDEO_TRACK)
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