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