mirror of
https://github.com/darlinghq/darling-WebCore.git
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148 lines
4.6 KiB
C++
148 lines
4.6 KiB
C++
/*
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* Copyright (C) 2007 Eric Seidel <eric@webkit.org>
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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 "SVGMPathElement.h"
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#include "Document.h"
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#include "SVGAnimateMotionElement.h"
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#include "SVGDocumentExtensions.h"
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#include "SVGNames.h"
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#include "SVGPathElement.h"
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#include "XLinkNames.h"
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namespace WebCore {
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// Animated property definitions
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DEFINE_ANIMATED_STRING(SVGMPathElement, XLinkNames::hrefAttr, Href, href)
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DEFINE_ANIMATED_BOOLEAN(SVGMPathElement, SVGNames::externalResourcesRequiredAttr, ExternalResourcesRequired, externalResourcesRequired)
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BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGMPathElement)
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REGISTER_LOCAL_ANIMATED_PROPERTY(href)
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REGISTER_LOCAL_ANIMATED_PROPERTY(externalResourcesRequired)
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END_REGISTER_ANIMATED_PROPERTIES
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inline SVGMPathElement::SVGMPathElement(const QualifiedName& tagName, Document& document)
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: SVGElement(tagName, document)
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{
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ASSERT(hasTagName(SVGNames::mpathTag));
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registerAnimatedPropertiesForSVGMPathElement();
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}
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Ref<SVGMPathElement> SVGMPathElement::create(const QualifiedName& tagName, Document& document)
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{
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return adoptRef(*new SVGMPathElement(tagName, document));
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}
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SVGMPathElement::~SVGMPathElement()
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{
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clearResourceReferences();
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}
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void SVGMPathElement::buildPendingResource()
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{
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clearResourceReferences();
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if (!inDocument())
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return;
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String id;
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Element* target = SVGURIReference::targetElementFromIRIString(href(), document(), &id);
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if (!target) {
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// Do not register as pending if we are already pending this resource.
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if (document().accessSVGExtensions().isPendingResource(this, id))
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return;
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if (!id.isEmpty()) {
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document().accessSVGExtensions().addPendingResource(id, this);
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ASSERT(hasPendingResources());
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}
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} else if (target->isSVGElement()) {
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// Register us with the target in the dependencies map. Any change of hrefElement
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// that leads to relayout/repainting now informs us, so we can react to it.
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document().accessSVGExtensions().addElementReferencingTarget(this, downcast<SVGElement>(target));
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}
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targetPathChanged();
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}
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void SVGMPathElement::clearResourceReferences()
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{
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document().accessSVGExtensions().removeAllTargetReferencesForElement(this);
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}
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Node::InsertionNotificationRequest SVGMPathElement::insertedInto(ContainerNode& rootParent)
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{
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SVGElement::insertedInto(rootParent);
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if (rootParent.inDocument())
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return InsertionShouldCallFinishedInsertingSubtree;
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return InsertionDone;
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}
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void SVGMPathElement::finishedInsertingSubtree()
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{
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buildPendingResource();
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}
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void SVGMPathElement::removedFrom(ContainerNode& rootParent)
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{
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SVGElement::removedFrom(rootParent);
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notifyParentOfPathChange(&rootParent);
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if (rootParent.inDocument())
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clearResourceReferences();
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}
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void SVGMPathElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
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{
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SVGElement::parseAttribute(name, value);
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SVGURIReference::parseAttribute(name, value);
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SVGExternalResourcesRequired::parseAttribute(name, value);
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}
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void SVGMPathElement::svgAttributeChanged(const QualifiedName& attrName)
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{
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if (SVGURIReference::isKnownAttribute(attrName)) {
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InstanceInvalidationGuard guard(*this);
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buildPendingResource();
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return;
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}
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SVGElement::svgAttributeChanged(attrName);
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}
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SVGPathElement* SVGMPathElement::pathElement()
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{
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Element* target = targetElementFromIRIString(href(), document());
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if (is<SVGPathElement>(target))
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return downcast<SVGPathElement>(target);
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return nullptr;
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}
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void SVGMPathElement::targetPathChanged()
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{
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notifyParentOfPathChange(parentNode());
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}
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void SVGMPathElement::notifyParentOfPathChange(ContainerNode* parent)
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{
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if (is<SVGAnimateMotionElement>(parent))
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downcast<SVGAnimateMotionElement>(*parent).updateAnimationPath();
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}
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} // namespace WebCore
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