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author | Steve Block <steveblock@google.com> | 2011-05-06 11:45:16 +0100 |
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committer | Steve Block <steveblock@google.com> | 2011-05-12 13:44:10 +0100 |
commit | cad810f21b803229eb11403f9209855525a25d57 (patch) | |
tree | 29a6fd0279be608e0fe9ffe9841f722f0f4e4269 /Source/WebCore/svg/SVGFESpecularLightingElement.cpp | |
parent | 121b0cf4517156d0ac5111caf9830c51b69bae8f (diff) | |
download | external_webkit-cad810f21b803229eb11403f9209855525a25d57.zip external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.gz external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.bz2 |
Merge WebKit at r75315: Initial merge by git.
Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
Diffstat (limited to 'Source/WebCore/svg/SVGFESpecularLightingElement.cpp')
-rw-r--r-- | Source/WebCore/svg/SVGFESpecularLightingElement.cpp | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/Source/WebCore/svg/SVGFESpecularLightingElement.cpp b/Source/WebCore/svg/SVGFESpecularLightingElement.cpp new file mode 100644 index 0000000..806d0cd --- /dev/null +++ b/Source/WebCore/svg/SVGFESpecularLightingElement.cpp @@ -0,0 +1,151 @@ +/* + * 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 "RenderStyle.h" +#include "SVGColor.h" +#include "SVGFELightElement.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); +} + +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(); + } +} + +PassRefPtr<LightSource> SVGFESpecularLightingElement::findLights() const +{ + for (Node* node = firstChild(); node; node = node->nextSibling()) { + if (node->hasTagName(SVGNames::feDistantLightTag) + || node->hasTagName(SVGNames::fePointLightTag) + || node->hasTagName(SVGNames::feSpotLightTag)) { + SVGFELightElement* lightNode = static_cast<SVGFELightElement*>(node); + return lightNode->lightSource(); + } + } + + return 0; +} + +PassRefPtr<FilterEffect> SVGFESpecularLightingElement::build(SVGFilterBuilder* filterBuilder, Filter* filter) +{ + FilterEffect* input1 = filterBuilder->getEffectById(in1()); + + if (!input1) + return 0; + + RefPtr<RenderStyle> filterStyle = styleForRenderer(); + + Color color = filterStyle->svgStyle()->lightingColor(); + + RefPtr<FilterEffect> effect = FESpecularLighting::create(filter, color, surfaceScale(), specularConstant(), + specularExponent(), kernelUnitLengthX(), kernelUnitLengthY(), findLights()); + effect->inputEffects().append(input1); + return effect.release(); +} + +} + +#endif // ENABLE(SVG) |