Source/WebCore/animation/DocumentAnimation.cpp

/*
 * Copyright (C) Canon Inc. 2016
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted, provided that the following conditions
 * are required to be 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.
 * 3. Neither the name of Canon Inc. nor the names of
 * its contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY CANON INC. AND ITS CONTRIBUTORS "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 CANON INC. AND ITS 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,
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "config.h"
#include "DocumentAnimation.h"

#if ENABLE(WEB_ANIMATIONS)

#include "Document.h"
#include "DocumentTimeline.h"

namespace WebCore {

DocumentAnimation::DocumentAnimation()
{
}

DocumentAnimation::~DocumentAnimation()
{
}

DocumentTimeline* DocumentAnimation::timeline(Document& document)
{
    auto* documentAnimation = DocumentAnimation::from(&document);
    if (!documentAnimation->m_defaultTimeline)
        documentAnimation->m_defaultTimeline = DocumentTimeline::create(0.0);
    return documentAnimation->m_defaultTimeline.get();
}

const char* DocumentAnimation::supplementName()
{
    return "DocumentAnimation";
}

DocumentAnimation* DocumentAnimation::from(Document* document)
{
    DocumentAnimation* supplement = static_cast<DocumentAnimation*>(Supplement<Document>::from(document, supplementName()));
    if (!supplement) {
        auto newSupplement = std::make_unique<DocumentAnimation>();
        supplement = newSupplement.get();
        provideTo(document, supplementName(), WTFMove(newSupplement));
    }
    return supplement;
}

} // namespace WebCore

#endif // ENABLE(WEB_ANIMATIONS)