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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/LoadableTextTrack.h"
#include "core/html/track/TextTrack.h"
namespace WebCore {
class HTMLMediaElement;
class HTMLTrackElement FINAL : public HTMLElement, public TextTrackClient {
public:
static PassRefPtr<HTMLTrackElement> create(Document&);
const AtomicString& kind();
void setKind(const AtomicString&);
enum ReadyState { NONE = 0, LOADING = 1, LOADED = 2, TRACK_ERROR = 3 };
ReadyState readyState();
void setReadyState(ReadyState);
TextTrack* track();
void scheduleLoad();
enum LoadStatus { Failure, Success };
void didCompleteLoad(LoadStatus);
const AtomicString& mediaElementCrossOriginAttribute() const;
private:
explicit HTMLTrackElement(Document&);
virtual ~HTMLTrackElement();
virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
virtual InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE;
virtual void removedFrom(ContainerNode*) OVERRIDE;
virtual bool isURLAttribute(const Attribute&) const OVERRIDE;
void loadTimerFired(Timer<HTMLTrackElement>*);
HTMLMediaElement* mediaElement() const;
// TextTrackClient
virtual void textTrackModeChanged(TextTrack*) OVERRIDE;
virtual void textTrackKindChanged(TextTrack*) OVERRIDE;
virtual void textTrackAddCues(TextTrack*, const TextTrackCueList*) OVERRIDE;
virtual void textTrackRemoveCues(TextTrack*, const TextTrackCueList*) OVERRIDE;
virtual void textTrackAddCue(TextTrack*, PassRefPtr<TextTrackCue>) OVERRIDE;
virtual void textTrackRemoveCue(TextTrack*, PassRefPtr<TextTrackCue>) OVERRIDE;
LoadableTextTrack* ensureTrack();
bool canLoadUrl(const KURL&);
RefPtr<LoadableTextTrack> m_track;
Timer<HTMLTrackElement> m_loadTimer;
};
DEFINE_NODE_TYPE_CASTS(HTMLTrackElement, hasTagName(HTMLNames::trackTag));
}
#endif
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