src/third_party/blink/Source/bindings/core/v8/custom/V8TrackEventCustom.cpp

/*
 * Copyright (C) 2011 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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#include "config.h"
#include "bindings/core/v8/V8TrackEvent.h"

#include "bindings/core/v8/V8AudioTrack.h"
#include "bindings/core/v8/V8TextTrack.h"
#include "bindings/core/v8/V8VideoTrack.h"
#include "core/html/track/TrackBase.h"
#include "core/html/track/TrackEvent.h"

namespace blink {

void V8TrackEvent::trackAttributeGetterCustom(const v8::PropertyCallbackInfo<v8::Value>& info)
{
    TrackEvent* trackEvent = V8TrackEvent::toImpl(info.Holder());
    TrackBase* track = trackEvent->track();

    if (!track) {
        v8SetReturnValueNull(info);
        return;
    }

    switch (track->type()) {
    case TrackBase::TextTrack:
        v8SetReturnValueFast(info, toTextTrack(track), trackEvent);
        return;

    case TrackBase::AudioTrack:
        v8SetReturnValueFast(info, toAudioTrack(track), trackEvent);
        return;

    case TrackBase::VideoTrack:
        v8SetReturnValueFast(info, toVideoTrack(track), trackEvent);
        return;
    }

    v8SetReturnValueNull(info);
}

} // namespace blink