/* * 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" #if ENABLE(SVG) && ENABLE(FILTERS) #include "SVGFESpecularLightingElement.h" #include "Attribute.h" #include "FilterEffect.h" #include "RenderStyle.h" #include "SVGColor.h" #include "SVGFELightElement.h" #include "SVGFilterBuilder.h" #include "SVGNames.h" #include "SVGParserUtilities.h" namespace WebCore { // Animated property definitions DEFINE_ANIMATED_STRING(SVGFESpecularLightingElement, SVGNames::inAttr, In1, in1) DEFINE_ANIMATED_NUMBER(SVGFESpecularLightingElement, SVGNames::specularConstantAttr, SpecularConstant, specularConstant) DEFINE_ANIMATED_NUMBER(SVGFESpecularLightingElement, SVGNames::specularExponentAttr, SpecularExponent, specularExponent) DEFINE_ANIMATED_NUMBER(SVGFESpecularLightingElement, SVGNames::surfaceScaleAttr, SurfaceScale, surfaceScale) DEFINE_ANIMATED_NUMBER_MULTIPLE_WRAPPERS(SVGFESpecularLightingElement, SVGNames::kernelUnitLengthAttr, kernelUnitLengthXIdentifier(), KernelUnitLengthX, kernelUnitLengthX) DEFINE_ANIMATED_NUMBER_MULTIPLE_WRAPPERS(SVGFESpecularLightingElement, SVGNames::kernelUnitLengthAttr, kernelUnitLengthYIdentifier(), KernelUnitLengthY, kernelUnitLengthY) inline SVGFESpecularLightingElement::SVGFESpecularLightingElement(const QualifiedName& tagName, Document* document) : SVGFilterPrimitiveStandardAttributes(tagName, document) , m_specularConstant(1) , m_specularExponent(1) , m_surfaceScale(1) { } PassRefPtr<SVGFESpecularLightingElement> SVGFESpecularLightingElement::create(const QualifiedName& tagName, Document* document) { return adoptRef(new SVGFESpecularLightingElement(tagName, document)); } const AtomicString& SVGFESpecularLightingElement::kernelUnitLengthXIdentifier() { DEFINE_STATIC_LOCAL(AtomicString, s_identifier, ("SVGKernelUnitLengthX")); return s_identifier; } const AtomicString& SVGFESpecularLightingElement::kernelUnitLengthYIdentifier() { DEFINE_STATIC_LOCAL(AtomicString, s_identifier, ("SVGKernelUnitLengthY")); return s_identifier; } void SVGFESpecularLightingElement::parseMappedAttribute(Attribute* attr) { const String& value = attr->value(); if (attr->name() == SVGNames::inAttr) setIn1BaseValue(value); else if (attr->name() == SVGNames::surfaceScaleAttr) setSurfaceScaleBaseValue(value.toFloat()); else if (attr->name() == SVGNames::specularConstantAttr) setSpecularConstantBaseValue(value.toFloat()); else if (attr->name() == SVGNames::specularExponentAttr) setSpecularExponentBaseValue(value.toFloat()); else if (attr->name() == SVGNames::kernelUnitLengthAttr) { float x, y; if (parseNumberOptionalNumber(value, x, y)) { setKernelUnitLengthXBaseValue(x); setKernelUnitLengthYBaseValue(y); } } else SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr); } bool SVGFESpecularLightingElement::setFilterEffectAttribute(FilterEffect* effect, const QualifiedName& attrName) { FESpecularLighting* specularLighting = static_cast<FESpecularLighting*>(effect); if (attrName == SVGNames::lighting_colorAttr) { RenderObject* renderer = this->renderer(); ASSERT(renderer); ASSERT(renderer->style()); return specularLighting->setLightingColor(renderer->style()->svgStyle()->lightingColor()); } if (attrName == SVGNames::surfaceScaleAttr) return specularLighting->setSurfaceScale(surfaceScale()); if (attrName == SVGNames::specularConstantAttr) return specularLighting->setSpecularConstant(specularConstant()); if (attrName == SVGNames::specularExponentAttr) return specularLighting->setSpecularExponent(specularExponent()); LightSource* lightSource = const_cast<LightSource*>(specularLighting->lightSource()); const SVGFELightElement* lightElement = SVGFELightElement::findLightElement(this); ASSERT(lightSource); ASSERT(lightElement); if (attrName == SVGNames::azimuthAttr) return lightSource->setAzimuth(lightElement->azimuth()); if (attrName == SVGNames::elevationAttr) return lightSource->setElevation(lightElement->elevation()); if (attrName == SVGNames::xAttr) return lightSource->setX(lightElement->x()); if (attrName == SVGNames::yAttr) return lightSource->setY(lightElement->y()); if (attrName == SVGNames::zAttr) return lightSource->setZ(lightElement->z()); if (attrName == SVGNames::pointsAtXAttr) return lightSource->setPointsAtX(lightElement->pointsAtX()); if (attrName == SVGNames::pointsAtYAttr) return lightSource->setPointsAtY(lightElement->pointsAtY()); if (attrName == SVGNames::pointsAtZAttr) return lightSource->setPointsAtZ(lightElement->pointsAtZ()); if (attrName == SVGNames::specularExponentAttr) return lightSource->setSpecularExponent(lightElement->specularExponent()); if (attrName == SVGNames::limitingConeAngleAttr) return lightSource->setLimitingConeAngle(lightElement->limitingConeAngle()); ASSERT_NOT_REACHED(); return false; } void SVGFESpecularLightingElement::svgAttributeChanged(const QualifiedName& attrName) { SVGFilterPrimitiveStandardAttributes::svgAttributeChanged(attrName); if (attrName == SVGNames::surfaceScaleAttr || attrName == SVGNames::specularConstantAttr || attrName == SVGNames::specularExponentAttr || attrName == SVGNames::kernelUnitLengthAttr) primitiveAttributeChanged(attrName); if (attrName == SVGNames::inAttr) invalidate(); } void SVGFESpecularLightingElement::lightElementAttributeChanged(const SVGFELightElement* lightElement, const QualifiedName& attrName) { if (SVGFELightElement::findLightElement(this) != lightElement) return; // The light element has different attribute names so attrName can identify the requested attribute. primitiveAttributeChanged(attrName); } void SVGFESpecularLightingElement::synchronizeProperty(const QualifiedName& attrName) { SVGFilterPrimitiveStandardAttributes::synchronizeProperty(attrName); if (attrName == anyQName()) { synchronizeIn1(); synchronizeSurfaceScale(); synchronizeSpecularConstant(); synchronizeSpecularExponent(); synchronizeKernelUnitLengthX(); synchronizeKernelUnitLengthY(); return; } if (attrName == SVGNames::inAttr) synchronizeIn1(); else if (attrName == SVGNames::surfaceScaleAttr) synchronizeSurfaceScale(); else if (attrName == SVGNames::specularConstantAttr) synchronizeSpecularConstant(); else if (attrName == SVGNames::specularExponentAttr) synchronizeSpecularExponent(); else if (attrName == SVGNames::kernelUnitLengthAttr) { synchronizeKernelUnitLengthX(); synchronizeKernelUnitLengthY(); } } AttributeToPropertyTypeMap& SVGFESpecularLightingElement::attributeToPropertyTypeMap() { DEFINE_STATIC_LOCAL(AttributeToPropertyTypeMap, s_attributeToPropertyTypeMap, ()); return s_attributeToPropertyTypeMap; } void SVGFESpecularLightingElement::fillAttributeToPropertyTypeMap() { AttributeToPropertyTypeMap& attributeToPropertyTypeMap = this->attributeToPropertyTypeMap(); SVGFilterPrimitiveStandardAttributes::fillPassedAttributeToPropertyTypeMap(attributeToPropertyTypeMap); attributeToPropertyTypeMap.set(SVGNames::inAttr, AnimatedString); attributeToPropertyTypeMap.set(SVGNames::specularConstantAttr, AnimatedNumber); attributeToPropertyTypeMap.set(SVGNames::specularExponentAttr, AnimatedNumber); attributeToPropertyTypeMap.set(SVGNames::surfaceScaleAttr, AnimatedNumber); attributeToPropertyTypeMap.set(SVGNames::kernelUnitLengthAttr, AnimatedNumberOptionalNumber); } PassRefPtr<FilterEffect> SVGFESpecularLightingElement::build(SVGFilterBuilder* filterBuilder, Filter* filter) { FilterEffect* input1 = filterBuilder->getEffectById(in1()); if (!input1) return 0; RefPtr<LightSource> lightSource = SVGFELightElement::findLightSource(this); if (!lightSource) return 0; RefPtr<RenderStyle> filterStyle = styleForRenderer(); Color color = filterStyle->svgStyle()->lightingColor(); RefPtr<FilterEffect> effect = FESpecularLighting::create(filter, color, surfaceScale(), specularConstant(), specularExponent(), kernelUnitLengthX(), kernelUnitLengthY(), lightSource.release()); effect->inputEffects().append(input1); return effect.release(); } } #endif // ENABLE(SVG)