Source/WebCore/svg/SVGSymbolElement.cpp

/*
 * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
 * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
 * Copyright (C) 2018 Apple Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

#include "config.h"
#include "SVGSymbolElement.h"

#include "RenderSVGHiddenContainer.h"
#include "SVGFitToViewBox.h"
#include "SVGNames.h"
#include <wtf/IsoMallocInlines.h>

namespace WebCore {

WTF_MAKE_ISO_ALLOCATED_IMPL(SVGSymbolElement);

inline SVGSymbolElement::SVGSymbolElement(const QualifiedName& tagName, Document& document)
    : SVGElement(tagName, document)
    , SVGExternalResourcesRequired(this)
    , SVGFitToViewBox(this)
{
    ASSERT(hasTagName(SVGNames::symbolTag));
}

Ref<SVGSymbolElement> SVGSymbolElement::create(const QualifiedName& tagName, Document& document)
{
    return adoptRef(*new SVGSymbolElement(tagName, document));
}

void SVGSymbolElement::parseAttribute(const QualifiedName& name, const AtomString& value)
{
    SVGElement::parseAttribute(name, value);
    SVGExternalResourcesRequired::parseAttribute(name, value);
    SVGFitToViewBox::parseAttribute(name, value);
}

void SVGSymbolElement::svgAttributeChanged(const QualifiedName& attrName)
{
    SVGElement::svgAttributeChanged(attrName);
    SVGExternalResourcesRequired::svgAttributeChanged(attrName);
}

bool SVGSymbolElement::selfHasRelativeLengths() const
{
    return hasAttribute(SVGNames::viewBoxAttr);
}

RenderPtr<RenderElement> SVGSymbolElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
{
    return createRenderer<RenderSVGHiddenContainer>(*this, WTFMove(style));
}

}