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