95 lines
3.4 KiB
C++
95 lines
3.4 KiB
C++
/*
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* Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
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* Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
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* Copyright (C) 2018-2019 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 "SVGLineElement.h"
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#include "RenderSVGResource.h"
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#include "SVGLengthValue.h"
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#include <wtf/IsoMallocInlines.h>
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namespace WebCore {
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WTF_MAKE_ISO_ALLOCATED_IMPL(SVGLineElement);
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inline SVGLineElement::SVGLineElement(const QualifiedName& tagName, Document& document)
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: SVGGeometryElement(tagName, document)
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{
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ASSERT(hasTagName(SVGNames::lineTag));
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static std::once_flag onceFlag;
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std::call_once(onceFlag, [] {
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PropertyRegistry::registerProperty<SVGNames::x1Attr, &SVGLineElement::m_x1>();
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PropertyRegistry::registerProperty<SVGNames::y1Attr, &SVGLineElement::m_y1>();
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PropertyRegistry::registerProperty<SVGNames::x2Attr, &SVGLineElement::m_x2>();
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PropertyRegistry::registerProperty<SVGNames::y2Attr, &SVGLineElement::m_y2>();
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});
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}
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Ref<SVGLineElement> SVGLineElement::create(const QualifiedName& tagName, Document& document)
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{
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return adoptRef(*new SVGLineElement(tagName, document));
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}
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void SVGLineElement::parseAttribute(const QualifiedName& name, const AtomString& value)
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{
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SVGParsingError parseError = NoError;
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if (name == SVGNames::x1Attr)
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m_x1->setBaseValInternal(SVGLengthValue::construct(SVGLengthMode::Width, value, parseError));
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else if (name == SVGNames::y1Attr)
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m_y1->setBaseValInternal(SVGLengthValue::construct(SVGLengthMode::Height, value, parseError));
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else if (name == SVGNames::x2Attr)
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m_x2->setBaseValInternal(SVGLengthValue::construct(SVGLengthMode::Width, value, parseError));
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else if (name == SVGNames::y2Attr)
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m_y2->setBaseValInternal(SVGLengthValue::construct(SVGLengthMode::Height, value, parseError));
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reportAttributeParsingError(parseError, name, value);
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SVGGeometryElement::parseAttribute(name, value);
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}
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void SVGLineElement::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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updateRelativeLengthsInformation();
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if (auto* renderer = downcast<RenderSVGShape>(this->renderer())) {
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renderer->setNeedsShapeUpdate();
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RenderSVGResource::markForLayoutAndParentResourceInvalidation(*renderer);
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}
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return;
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}
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SVGGeometryElement::svgAttributeChanged(attrName);
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}
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bool SVGLineElement::selfHasRelativeLengths() const
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{
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return x1().isRelative()
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|| y1().isRelative()
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|| x2().isRelative()
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|| y2().isRelative();
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}
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}
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