mirror of
https://github.com/darlinghq/darling-WebCore.git
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72 lines
2.6 KiB
C++
72 lines
2.6 KiB
C++
/*
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* Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
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* Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
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* Copyright (C) 2018 Apple Inc. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "config.h"
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#include "SVGGElement.h"
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#include "RenderSVGHiddenContainer.h"
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#include "RenderSVGResource.h"
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#include "RenderSVGTransformableContainer.h"
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#include "SVGNames.h"
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#include <wtf/IsoMallocInlines.h>
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#include <wtf/NeverDestroyed.h>
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namespace WebCore {
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WTF_MAKE_ISO_ALLOCATED_IMPL(SVGGElement);
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SVGGElement::SVGGElement(const QualifiedName& tagName, Document& document)
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: SVGGraphicsElement(tagName, document)
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{
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ASSERT(hasTagName(SVGNames::gTag));
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}
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Ref<SVGGElement> SVGGElement::create(const QualifiedName& tagName, Document& document)
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{
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return adoptRef(*new SVGGElement(tagName, document));
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}
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Ref<SVGGElement> SVGGElement::create(Document& document)
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{
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return create(SVGNames::gTag, document);
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}
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RenderPtr<RenderElement> SVGGElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
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{
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// SVG 1.1 testsuite explicitly uses constructs like <g display="none"><linearGradient>
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// We still have to create renderers for the <g> & <linearGradient> element, though the
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// subtree may be hidden - we only want the resource renderers to exist so they can be
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// referenced from somewhere else.
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if (style.display() == DisplayType::None)
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return createRenderer<RenderSVGHiddenContainer>(*this, WTFMove(style));
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return createRenderer<RenderSVGTransformableContainer>(*this, WTFMove(style));
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}
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bool SVGGElement::rendererIsNeeded(const RenderStyle&)
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{
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// Unlike SVGElement::rendererIsNeeded(), we still create renderers, even if
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// display is set to 'none' - which is special to SVG <g> container elements.
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return parentOrShadowHostElement() && parentOrShadowHostElement()->isSVGElement();
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}
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}
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