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/*
* Copyright (C) 2011 Google 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 HTMLTrackElement_h
#define HTMLTrackElement_h
#include "core/html/HTMLElement.h"
#include "core/html/track/TextTrack.h"
#include "core/loader/TextTrackLoader.h"
#include "platform/heap/Handle.h"
namespace blink {
class HTMLMediaElement;
class LoadableTextTrack;
class HTMLTrackElement final : public HTMLElement,
private TextTrackLoaderClient {
DEFINE_WRAPPERTYPEINFO();
USING_GARBAGE_COLLECTED_MIXIN(HTMLTrackElement);
public:
DECLARE_NODE_FACTORY(HTMLTrackElement);
const AtomicString& kind();
void setKind(const AtomicString&);
enum ReadyState { kNone = 0, kLoading = 1, kLoaded = 2, kError = 3 };
ReadyState getReadyState();
void scheduleLoad();
TextTrack* track();
DECLARE_VIRTUAL_TRACE();
private:
explicit HTMLTrackElement(Document&);
~HTMLTrackElement() override;
void parseAttribute(const AttributeModificationParams&) override;
InsertionNotificationRequest insertedInto(ContainerNode*) override;
void removedFrom(ContainerNode*) override;
bool isURLAttribute(const Attribute&) const override;
// TextTrackLoaderClient
void newCuesAvailable(TextTrackLoader*) override;
void cueLoadingCompleted(TextTrackLoader*, bool loadingFailed) override;
void newRegionsAvailable(TextTrackLoader*) override;
void setReadyState(ReadyState);
const AtomicString& mediaElementCrossOriginAttribute() const;
bool canLoadUrl(const KURL&);
void loadTimerFired(TimerBase*);
enum LoadStatus { Failure, Success };
void didCompleteLoad(LoadStatus);
HTMLMediaElement* mediaElement() const;
LoadableTextTrack* ensureTrack();
Member<LoadableTextTrack> m_track;
Member<TextTrackLoader> m_loader;
TaskRunnerTimer<HTMLTrackElement> m_loadTimer;
KURL m_url;
};
} // namespace blink
#endif // HTMLTrackElement_h
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