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/*
* 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 "SVGSwitchElement.h"
#include "ElementChildIteratorInlines.h"
#include "LegacyRenderSVGTransformableContainer.h"
#include "RenderSVGTransformableContainer.h"
#include "SVGElementTypeHelpers.h"
#include <wtf/IsoMallocInlines.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(SVGSwitchElement);
inline SVGSwitchElement::SVGSwitchElement(const QualifiedName& tagName, Document& document)
: SVGGraphicsElement(tagName, document, makeUniqueRef<PropertyRegistry>(*this))
{
ASSERT(hasTagName(SVGNames::switchTag));
}
Ref<SVGSwitchElement> SVGSwitchElement::create(const QualifiedName& tagName, Document& document)
{
return adoptRef(*new SVGSwitchElement(tagName, document));
}
bool SVGSwitchElement::childShouldCreateRenderer(const Node& child) const
{
// We create a renderer for the first valid SVG element child.
// FIXME: The renderer must be updated after dynamic change of the requiredFeatures, requiredExtensions and systemLanguage attributes (https://bugs.webkit.org/show_bug.cgi?id=74749).
for (auto& element : childrenOfType<SVGElement>(*this)) {
if (!element.isValid())
continue;
return &element == &child; // Only allow this child if it's the first valid child
}
return false;
}
RenderPtr<RenderElement> SVGSwitchElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
{
#if ENABLE(LAYER_BASED_SVG_ENGINE)
if (document().settings().layerBasedSVGEngineEnabled())
return createRenderer<RenderSVGTransformableContainer>(*this, WTFMove(style));
#endif
return createRenderer<LegacyRenderSVGTransformableContainer>(*this, WTFMove(style));
}
}
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