95 lines
3.1 KiB
C++
95 lines
3.1 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, 2007, 2008 Rob Buis <buis@kde.org>
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* Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
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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 "SVGClipPathElement.h"
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#include "Document.h"
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#include "ImageBuffer.h"
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#include "RenderSVGResourceClipper.h"
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#include "SVGNames.h"
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#include "StyleResolver.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(SVGClipPathElement);
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inline SVGClipPathElement::SVGClipPathElement(const QualifiedName& tagName, Document& document)
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: SVGGraphicsElement(tagName, document)
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{
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ASSERT(hasTagName(SVGNames::clipPathTag));
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static std::once_flag onceFlag;
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std::call_once(onceFlag, [] {
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PropertyRegistry::registerProperty<SVGNames::clipPathUnitsAttr, SVGUnitTypes::SVGUnitType, &SVGClipPathElement::m_clipPathUnits>();
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});}
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Ref<SVGClipPathElement> SVGClipPathElement::create(const QualifiedName& tagName, Document& document)
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{
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return adoptRef(*new SVGClipPathElement(tagName, document));
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}
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void SVGClipPathElement::parseAttribute(const QualifiedName& name, const AtomString& value)
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{
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if (name == SVGNames::clipPathUnitsAttr) {
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auto propertyValue = SVGPropertyTraits<SVGUnitTypes::SVGUnitType>::fromString(value);
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if (propertyValue > 0)
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m_clipPathUnits->setBaseValInternal<SVGUnitTypes::SVGUnitType>(propertyValue);
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return;
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}
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SVGGraphicsElement::parseAttribute(name, value);
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}
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void SVGClipPathElement::svgAttributeChanged(const QualifiedName& attrName)
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{
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if (PropertyRegistry::isKnownAttribute(attrName)) {
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InstanceInvalidationGuard guard(*this);
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if (RenderObject* object = renderer())
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object->setNeedsLayout();
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return;
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}
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SVGGraphicsElement::svgAttributeChanged(attrName);
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}
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void SVGClipPathElement::childrenChanged(const ChildChange& change)
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{
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SVGGraphicsElement::childrenChanged(change);
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if (change.source == ChildChange::Source::Parser)
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return;
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if (RenderObject* object = renderer())
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object->setNeedsLayout();
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}
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RenderPtr<RenderElement> SVGClipPathElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
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{
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return createRenderer<RenderSVGResourceClipper>(*this, WTFMove(style));
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}
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}
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