| /* |
| * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
| * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org> |
| * Copyright (C) 2005 Oliver Hunt <oliver@nerget.com> |
| * |
| * 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 "core/svg/SVGFELightElement.h" |
| |
| #include "SVGNames.h" |
| #include "core/rendering/RenderObject.h" |
| #include "core/rendering/svg/RenderSVGResource.h" |
| #include "core/svg/SVGElementInstance.h" |
| #include "core/svg/SVGFEDiffuseLightingElement.h" |
| #include "core/svg/SVGFESpecularLightingElement.h" |
| |
| namespace WebCore { |
| |
| // Animated property definitions |
| BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGFELightElement) |
| END_REGISTER_ANIMATED_PROPERTIES |
| |
| SVGFELightElement::SVGFELightElement(const QualifiedName& tagName, Document& document) |
| : SVGElement(tagName, document) |
| , m_azimuth(SVGAnimatedNumber::create(this, SVGNames::azimuthAttr, SVGNumber::create())) |
| , m_elevation(SVGAnimatedNumber::create(this, SVGNames::elevationAttr, SVGNumber::create())) |
| , m_x(SVGAnimatedNumber::create(this, SVGNames::xAttr, SVGNumber::create())) |
| , m_y(SVGAnimatedNumber::create(this, SVGNames::yAttr, SVGNumber::create())) |
| , m_z(SVGAnimatedNumber::create(this, SVGNames::zAttr, SVGNumber::create())) |
| , m_pointsAtX(SVGAnimatedNumber::create(this, SVGNames::pointsAtXAttr, SVGNumber::create())) |
| , m_pointsAtY(SVGAnimatedNumber::create(this, SVGNames::pointsAtYAttr, SVGNumber::create())) |
| , m_pointsAtZ(SVGAnimatedNumber::create(this, SVGNames::pointsAtZAttr, SVGNumber::create())) |
| , m_specularExponent(SVGAnimatedNumber::create(this, SVGNames::specularExponentAttr, SVGNumber::create(1))) |
| , m_limitingConeAngle(SVGAnimatedNumber::create(this, SVGNames::limitingConeAngleAttr, SVGNumber::create())) |
| { |
| addToPropertyMap(m_azimuth); |
| addToPropertyMap(m_elevation); |
| addToPropertyMap(m_x); |
| addToPropertyMap(m_y); |
| addToPropertyMap(m_z); |
| addToPropertyMap(m_pointsAtX); |
| addToPropertyMap(m_pointsAtY); |
| addToPropertyMap(m_pointsAtZ); |
| addToPropertyMap(m_specularExponent); |
| addToPropertyMap(m_limitingConeAngle); |
| registerAnimatedPropertiesForSVGFELightElement(); |
| } |
| |
| SVGFELightElement* SVGFELightElement::findLightElement(const SVGElement* svgElement) |
| { |
| for (Node* node = svgElement->firstChild(); node; node = node->nextSibling()) { |
| if (isSVGFELightElement(*node)) |
| return toSVGFELightElement(node); |
| } |
| return 0; |
| } |
| |
| PassRefPtr<LightSource> SVGFELightElement::findLightSource(const SVGElement* svgElement) |
| { |
| SVGFELightElement* lightNode = findLightElement(svgElement); |
| if (!lightNode) |
| return 0; |
| return lightNode->lightSource(); |
| } |
| |
| bool SVGFELightElement::isSupportedAttribute(const QualifiedName& attrName) |
| { |
| DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ()); |
| if (supportedAttributes.isEmpty()) { |
| supportedAttributes.add(SVGNames::azimuthAttr); |
| supportedAttributes.add(SVGNames::elevationAttr); |
| supportedAttributes.add(SVGNames::xAttr); |
| supportedAttributes.add(SVGNames::yAttr); |
| supportedAttributes.add(SVGNames::zAttr); |
| supportedAttributes.add(SVGNames::pointsAtXAttr); |
| supportedAttributes.add(SVGNames::pointsAtYAttr); |
| supportedAttributes.add(SVGNames::pointsAtZAttr); |
| supportedAttributes.add(SVGNames::specularExponentAttr); |
| supportedAttributes.add(SVGNames::limitingConeAngleAttr); |
| } |
| return supportedAttributes.contains<SVGAttributeHashTranslator>(attrName); |
| } |
| |
| void SVGFELightElement::parseAttribute(const QualifiedName& name, const AtomicString& value) |
| { |
| if (!isSupportedAttribute(name)) { |
| SVGElement::parseAttribute(name, value); |
| return; |
| } |
| |
| SVGParsingError parseError = NoError; |
| |
| if (name == SVGNames::azimuthAttr) |
| m_azimuth->setBaseValueAsString(value, parseError); |
| else if (name == SVGNames::elevationAttr) |
| m_elevation->setBaseValueAsString(value, parseError); |
| else if (name == SVGNames::xAttr) |
| m_x->setBaseValueAsString(value, parseError); |
| else if (name == SVGNames::yAttr) |
| m_y->setBaseValueAsString(value, parseError); |
| else if (name == SVGNames::zAttr) |
| m_z->setBaseValueAsString(value, parseError); |
| else if (name == SVGNames::pointsAtXAttr) |
| m_pointsAtX->setBaseValueAsString(value, parseError); |
| else if (name == SVGNames::pointsAtYAttr) |
| m_pointsAtY->setBaseValueAsString(value, parseError); |
| else if (name == SVGNames::pointsAtZAttr) |
| m_pointsAtZ->setBaseValueAsString(value, parseError); |
| else if (name == SVGNames::specularExponentAttr) |
| m_specularExponent->setBaseValueAsString(value, parseError); |
| else if (name == SVGNames::limitingConeAngleAttr) |
| m_limitingConeAngle->setBaseValueAsString(value, parseError); |
| else |
| ASSERT_NOT_REACHED(); |
| |
| reportAttributeParsingError(parseError, name, value); |
| } |
| |
| void SVGFELightElement::svgAttributeChanged(const QualifiedName& attrName) |
| { |
| if (!isSupportedAttribute(attrName)) { |
| SVGElement::svgAttributeChanged(attrName); |
| return; |
| } |
| |
| SVGElementInstance::InvalidationGuard invalidationGuard(this); |
| |
| if (attrName == SVGNames::azimuthAttr |
| || attrName == SVGNames::elevationAttr |
| || attrName == SVGNames::xAttr |
| || attrName == SVGNames::yAttr |
| || attrName == SVGNames::zAttr |
| || attrName == SVGNames::pointsAtXAttr |
| || attrName == SVGNames::pointsAtYAttr |
| || attrName == SVGNames::pointsAtZAttr |
| || attrName == SVGNames::specularExponentAttr |
| || attrName == SVGNames::limitingConeAngleAttr) { |
| ContainerNode* parent = parentNode(); |
| if (!parent) |
| return; |
| |
| RenderObject* renderer = parent->renderer(); |
| if (!renderer || !renderer->isSVGResourceFilterPrimitive()) |
| return; |
| |
| if (parent->hasTagName(SVGNames::feDiffuseLightingTag)) { |
| toSVGFEDiffuseLightingElement(parent)->lightElementAttributeChanged(this, attrName); |
| return; |
| } else if (parent->hasTagName(SVGNames::feSpecularLightingTag)) { |
| toSVGFESpecularLightingElement(parent)->lightElementAttributeChanged(this, attrName); |
| return; |
| } |
| } |
| |
| ASSERT_NOT_REACHED(); |
| } |
| |
| void SVGFELightElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta) |
| { |
| SVGElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta); |
| |
| if (!changedByParser) { |
| if (ContainerNode* parent = parentNode()) { |
| RenderObject* renderer = parent->renderer(); |
| if (renderer && renderer->isSVGResourceFilterPrimitive()) |
| RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer); |
| } |
| } |
| } |
| |
| } |