165 lines
5.7 KiB
C++
165 lines
5.7 KiB
C++
/*
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* Copyright (C) 2004, 2005, 2007 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) 2005 Oliver Hunt <oliver@nerget.com>
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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 "SVGFELightElement.h"
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#include "ElementIterator.h"
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#include "RenderObject.h"
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#include "RenderSVGResource.h"
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#include "SVGFEDiffuseLightingElement.h"
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#include "SVGFEDistantLightElement.h"
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#include "SVGFEPointLightElement.h"
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#include "SVGFESpecularLightingElement.h"
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#include "SVGFESpotLightElement.h"
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#include "SVGFilterElement.h"
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#include "SVGFilterPrimitiveStandardAttributes.h"
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#include "SVGNames.h"
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#include <wtf/IsoMallocInlines.h>
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namespace WebCore {
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WTF_MAKE_ISO_ALLOCATED_IMPL(SVGFELightElement);
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SVGFELightElement::SVGFELightElement(const QualifiedName& tagName, Document& document)
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: SVGElement(tagName, document)
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{
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static std::once_flag onceFlag;
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std::call_once(onceFlag, [] {
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PropertyRegistry::registerProperty<SVGNames::azimuthAttr, &SVGFELightElement::m_azimuth>();
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PropertyRegistry::registerProperty<SVGNames::elevationAttr, &SVGFELightElement::m_elevation>();
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PropertyRegistry::registerProperty<SVGNames::xAttr, &SVGFELightElement::m_x>();
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PropertyRegistry::registerProperty<SVGNames::yAttr, &SVGFELightElement::m_y>();
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PropertyRegistry::registerProperty<SVGNames::zAttr, &SVGFELightElement::m_z>();
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PropertyRegistry::registerProperty<SVGNames::pointsAtXAttr, &SVGFELightElement::m_pointsAtX>();
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PropertyRegistry::registerProperty<SVGNames::pointsAtYAttr, &SVGFELightElement::m_pointsAtY>();
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PropertyRegistry::registerProperty<SVGNames::pointsAtZAttr, &SVGFELightElement::m_pointsAtZ>();
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PropertyRegistry::registerProperty<SVGNames::specularExponentAttr, &SVGFELightElement::m_specularExponent>();
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PropertyRegistry::registerProperty<SVGNames::limitingConeAngleAttr, &SVGFELightElement::m_limitingConeAngle>();
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});
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}
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SVGFELightElement* SVGFELightElement::findLightElement(const SVGElement* svgElement)
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{
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for (auto& child : childrenOfType<SVGElement>(*svgElement)) {
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if (is<SVGFEDistantLightElement>(child) || is<SVGFEPointLightElement>(child) || is<SVGFESpotLightElement>(child))
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return static_cast<SVGFELightElement*>(const_cast<SVGElement*>(&child));
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}
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return nullptr;
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}
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void SVGFELightElement::parseAttribute(const QualifiedName& name, const AtomString& value)
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{
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if (name == SVGNames::azimuthAttr) {
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m_azimuth->setBaseValInternal(value.toFloat());
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return;
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}
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if (name == SVGNames::elevationAttr) {
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m_elevation->setBaseValInternal(value.toFloat());
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return;
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}
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if (name == SVGNames::xAttr) {
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m_x->setBaseValInternal(value.toFloat());
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return;
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}
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if (name == SVGNames::yAttr) {
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m_y->setBaseValInternal(value.toFloat());
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return;
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}
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if (name == SVGNames::zAttr) {
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m_z->setBaseValInternal(value.toFloat());
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return;
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}
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if (name == SVGNames::pointsAtXAttr) {
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m_pointsAtX->setBaseValInternal(value.toFloat());
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return;
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}
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if (name == SVGNames::pointsAtYAttr) {
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m_pointsAtY->setBaseValInternal(value.toFloat());
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return;
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}
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if (name == SVGNames::pointsAtZAttr) {
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m_pointsAtZ->setBaseValInternal(value.toFloat());
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return;
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}
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if (name == SVGNames::specularExponentAttr) {
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m_specularExponent->setBaseValInternal(value.toFloat());
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return;
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}
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if (name == SVGNames::limitingConeAngleAttr) {
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m_limitingConeAngle->setBaseValInternal(value.toFloat());
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return;
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}
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SVGElement::parseAttribute(name, value);
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}
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void SVGFELightElement::svgAttributeChanged(const QualifiedName& attrName)
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{
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if (PropertyRegistry::isKnownAttribute(attrName)) {
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auto parent = makeRefPtr(parentElement());
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if (!parent)
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return;
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auto* renderer = parent->renderer();
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if (!renderer || !renderer->isSVGResourceFilterPrimitive())
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return;
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if (is<SVGFEDiffuseLightingElement>(*parent)) {
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InstanceInvalidationGuard guard(*this);
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downcast<SVGFEDiffuseLightingElement>(*parent).lightElementAttributeChanged(this, attrName);
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} else if (is<SVGFESpecularLightingElement>(*parent)) {
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InstanceInvalidationGuard guard(*this);
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downcast<SVGFESpecularLightingElement>(*parent).lightElementAttributeChanged(this, attrName);
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}
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return;
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}
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SVGElement::svgAttributeChanged(attrName);
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}
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void SVGFELightElement::childrenChanged(const ChildChange& change)
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{
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SVGElement::childrenChanged(change);
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if (change.source == ChildChange::Source::Parser)
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return;
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auto parent = makeRefPtr(parentNode());
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if (!parent)
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return;
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RenderElement* renderer = parent->renderer();
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if (renderer && renderer->isSVGResourceFilterPrimitive())
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RenderSVGResource::markForLayoutAndParentResourceInvalidation(*renderer);
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}
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}
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