103 lines
3.5 KiB
C++
103 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/SVGFESpecularLightingElement.h"
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#include "mozilla/dom/SVGFESpecularLightingElementBinding.h"
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#include "nsSVGUtils.h"
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#include "nsSVGFilterInstance.h"
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NS_IMPL_NS_NEW_NAMESPACED_SVG_ELEMENT(FESpecularLighting)
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using namespace mozilla::gfx;
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namespace mozilla {
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namespace dom {
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JSObject*
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SVGFESpecularLightingElement::WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
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{
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return SVGFESpecularLightingElementBinding::Wrap(aCx, this, aGivenProto);
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}
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//----------------------------------------------------------------------
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// nsIDOMNode methods
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NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFESpecularLightingElement)
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already_AddRefed<SVGAnimatedString>
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SVGFESpecularLightingElement::In1()
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{
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return mStringAttributes[IN1].ToDOMAnimatedString(this);
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpecularLightingElement::SurfaceScale()
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{
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return mNumberAttributes[SURFACE_SCALE].ToDOMAnimatedNumber(this);
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpecularLightingElement::SpecularConstant()
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{
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return mNumberAttributes[SPECULAR_CONSTANT].ToDOMAnimatedNumber(this);
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpecularLightingElement::SpecularExponent()
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{
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return mNumberAttributes[SPECULAR_EXPONENT].ToDOMAnimatedNumber(this);
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpecularLightingElement::KernelUnitLengthX()
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{
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return mNumberPairAttributes[KERNEL_UNIT_LENGTH].ToDOMAnimatedNumber(
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nsSVGNumberPair::eFirst, this);
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpecularLightingElement::KernelUnitLengthY()
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{
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return mNumberPairAttributes[KERNEL_UNIT_LENGTH].ToDOMAnimatedNumber(
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nsSVGNumberPair::eSecond, this);
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}
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//----------------------------------------------------------------------
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// nsSVGElement methods
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FilterPrimitiveDescription
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SVGFESpecularLightingElement::GetPrimitiveDescription(nsSVGFilterInstance* aInstance,
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const IntRect& aFilterSubregion,
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const nsTArray<bool>& aInputsAreTainted,
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nsTArray<RefPtr<SourceSurface>>& aInputImages)
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{
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float specularExponent = mNumberAttributes[SPECULAR_EXPONENT].GetAnimValue();
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float specularConstant = mNumberAttributes[SPECULAR_CONSTANT].GetAnimValue();
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// specification defined range (15.22)
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if (specularExponent < 1 || specularExponent > 128) {
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return FilterPrimitiveDescription(PrimitiveType::Empty);
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}
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FilterPrimitiveDescription descr(PrimitiveType::SpecularLighting);
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descr.Attributes().Set(eSpecularLightingSpecularConstant, specularConstant);
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descr.Attributes().Set(eSpecularLightingSpecularExponent, specularExponent);
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return AddLightingAttributes(descr, aInstance);
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}
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bool
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SVGFESpecularLightingElement::AttributeAffectsRendering(int32_t aNameSpaceID,
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nsIAtom* aAttribute) const
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{
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return SVGFESpecularLightingElementBase::AttributeAffectsRendering(aNameSpaceID, aAttribute) ||
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(aNameSpaceID == kNameSpaceID_None &&
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(aAttribute == nsGkAtoms::specularConstant ||
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aAttribute == nsGkAtoms::specularExponent));
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}
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} // namespace dom
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} // namespace mozilla
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