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/*
* Copyright (C) 2012, 2013 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.
*/
#ifndef InbandTextTrack_h
#define InbandTextTrack_h
#if ENABLE(VIDEO_TRACK)
#include "InbandTextTrackPrivateClient.h"
#include "TextTrack.h"
#include "TextTrackCueGeneric.h"
#include <wtf/RefPtr.h>
#include <wtf/TypeCasts.h>
namespace WebCore {
class InbandTextTrack : public TextTrack, public InbandTextTrackPrivateClient {
public:
static PassRefPtr<InbandTextTrack> create(ScriptExecutionContext*, TextTrackClient*, PassRefPtr<InbandTextTrackPrivate>);
virtual ~InbandTextTrack();
virtual bool isClosedCaptions() const override;
virtual bool isSDH() const override;
virtual bool containsOnlyForcedSubtitles() const override;
virtual bool isMainProgramContent() const override;
virtual bool isEasyToRead() const override;
virtual void setMode(const AtomicString&) override;
size_t inbandTrackIndex();
virtual AtomicString inBandMetadataTrackDispatchType() const override;
void setPrivate(PassRefPtr<InbandTextTrackPrivate>);
protected:
InbandTextTrack(ScriptExecutionContext*, TextTrackClient*, PassRefPtr<InbandTextTrackPrivate>);
void setModeInternal(const AtomicString&);
void updateKindFromPrivate();
RefPtr<InbandTextTrackPrivate> m_private;
private:
virtual bool isInband() const override final { return true; }
virtual void idChanged(TrackPrivateBase*, const AtomicString&) override;
virtual void labelChanged(TrackPrivateBase*, const AtomicString&) override;
virtual void languageChanged(TrackPrivateBase*, const AtomicString&) override;
virtual void willRemove(TrackPrivateBase*) override;
virtual void addDataCue(InbandTextTrackPrivate*, const MediaTime&, const MediaTime&, const void*, unsigned) override { ASSERT_NOT_REACHED(); }
#if ENABLE(DATACUE_VALUE)
virtual void addDataCue(InbandTextTrackPrivate*, const MediaTime&, const MediaTime&, PassRefPtr<SerializedPlatformRepresentation>, const String&) override { ASSERT_NOT_REACHED(); }
virtual void updateDataCue(InbandTextTrackPrivate*, const MediaTime&, const MediaTime&, PassRefPtr<SerializedPlatformRepresentation>) override { ASSERT_NOT_REACHED(); }
virtual void removeDataCue(InbandTextTrackPrivate*, const MediaTime&, const MediaTime&, PassRefPtr<SerializedPlatformRepresentation>) override { ASSERT_NOT_REACHED(); }
#endif
virtual void addGenericCue(InbandTextTrackPrivate*, PassRefPtr<GenericCueData>) override { ASSERT_NOT_REACHED(); }
virtual void updateGenericCue(InbandTextTrackPrivate*, GenericCueData*) override { ASSERT_NOT_REACHED(); }
virtual void removeGenericCue(InbandTextTrackPrivate*, GenericCueData*) override { ASSERT_NOT_REACHED(); }
virtual void parseWebVTTFileHeader(InbandTextTrackPrivate*, String) override { ASSERT_NOT_REACHED(); }
virtual void parseWebVTTCueData(InbandTextTrackPrivate*, const char*, unsigned) override { ASSERT_NOT_REACHED(); }
virtual void parseWebVTTCueData(InbandTextTrackPrivate*, const ISOWebVTTCue&) override { ASSERT_NOT_REACHED(); }
virtual MediaTime startTimeVariance() const override;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::InbandTextTrack)
static bool isType(const WebCore::TextTrack& track) { return track.isInband(); }
SPECIALIZE_TYPE_TRAITS_END()
#endif // ENABLE(VIDEO_TRACK)
#endif // InbandTextTrack_h
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