Source/WebCore/platform/graphics/InbandTextTrackPrivateClient.h

/*
 * Copyright (C) 2012-2020 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,
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 */

#pragma once

#if ENABLE(VIDEO)

#include "Color.h"
#include "InbandGenericCue.h"
#include "TrackPrivateBase.h"
#include <wtf/JSONValues.h>
#include <wtf/MediaTime.h>

#if ENABLE(DATACUE_VALUE)
#include "SerializedPlatformDataCue.h"
#endif

namespace WebCore {

class InbandTextTrackPrivate;
class ISOWebVTTCue;

class InbandTextTrackPrivateClient : public TrackPrivateBaseClient {
public:
    virtual ~InbandTextTrackPrivateClient() = default;

    virtual void addDataCue(const MediaTime& start, const MediaTime& end, const void*, unsigned) = 0;

#if ENABLE(DATACUE_VALUE)
    virtual void addDataCue(const MediaTime& start, const MediaTime& end, Ref<SerializedPlatformDataCue>&&, const String&) = 0;
    virtual void updateDataCue(const MediaTime& start, const MediaTime& end, SerializedPlatformDataCue&) = 0;
    virtual void removeDataCue(const MediaTime& start, const MediaTime& end, SerializedPlatformDataCue&) = 0;
#endif

    virtual void addGenericCue(InbandGenericCue&) = 0;
    virtual void updateGenericCue(InbandGenericCue&) = 0;
    virtual void removeGenericCue(InbandGenericCue&) = 0;

    virtual void parseWebVTTFileHeader(String&&) { ASSERT_NOT_REACHED(); }
    virtual void parseWebVTTCueData(const char* data, unsigned length) = 0;
    virtual void parseWebVTTCueData(ISOWebVTTCue&&) = 0;
};

} // namespace WebCore

#endif // ENABLE(VIDEO)