gecko-dev/dom/svg/SVGFECompositeElement.cpp

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/SVGFECompositeElement.h"
#include "mozilla/dom/SVGFECompositeElementBinding.h"
NS_IMPL_NS_NEW_SVG_ELEMENT(FEComposite)
using namespace mozilla::gfx;
namespace mozilla {
namespace dom {
JSObject* SVGFECompositeElement::WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return SVGFECompositeElement_Binding::Wrap(aCx, this, aGivenProto);
}
SVGElement::NumberInfo SVGFECompositeElement::sNumberInfo[4] = {
{nsGkAtoms::k1, 0, false},
{nsGkAtoms::k2, 0, false},
{nsGkAtoms::k3, 0, false},
{nsGkAtoms::k4, 0, false}};
SVGEnumMapping SVGFECompositeElement::sOperatorMap[] = {
{nsGkAtoms::over, SVG_FECOMPOSITE_OPERATOR_OVER},
{nsGkAtoms::in, SVG_FECOMPOSITE_OPERATOR_IN},
{nsGkAtoms::out, SVG_FECOMPOSITE_OPERATOR_OUT},
{nsGkAtoms::atop, SVG_FECOMPOSITE_OPERATOR_ATOP},
{nsGkAtoms::xor_, SVG_FECOMPOSITE_OPERATOR_XOR},
{nsGkAtoms::arithmetic, SVG_FECOMPOSITE_OPERATOR_ARITHMETIC},
{nsGkAtoms::lighter, SVG_FECOMPOSITE_OPERATOR_LIGHTER},
{nullptr, 0}};
SVGElement::EnumInfo SVGFECompositeElement::sEnumInfo[1] = {
{nsGkAtoms::_operator, sOperatorMap, SVG_FECOMPOSITE_OPERATOR_OVER}};
SVGElement::StringInfo SVGFECompositeElement::sStringInfo[3] = {
{nsGkAtoms::result, kNameSpaceID_None, true},
{nsGkAtoms::in, kNameSpaceID_None, true},
{nsGkAtoms::in2, kNameSpaceID_None, true}};
//----------------------------------------------------------------------
// nsINode methods
NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFECompositeElement)
already_AddRefed<DOMSVGAnimatedString> SVGFECompositeElement::In1() {
return mStringAttributes[IN1].ToDOMAnimatedString(this);
}
already_AddRefed<DOMSVGAnimatedString> SVGFECompositeElement::In2() {
return mStringAttributes[IN2].ToDOMAnimatedString(this);
}
already_AddRefed<DOMSVGAnimatedEnumeration> SVGFECompositeElement::Operator() {
return mEnumAttributes[OPERATOR].ToDOMAnimatedEnum(this);
}
already_AddRefed<DOMSVGAnimatedNumber> SVGFECompositeElement::K1() {
return mNumberAttributes[ATTR_K1].ToDOMAnimatedNumber(this);
}
already_AddRefed<DOMSVGAnimatedNumber> SVGFECompositeElement::K2() {
return mNumberAttributes[ATTR_K2].ToDOMAnimatedNumber(this);
}
already_AddRefed<DOMSVGAnimatedNumber> SVGFECompositeElement::K3() {
return mNumberAttributes[ATTR_K3].ToDOMAnimatedNumber(this);
}
already_AddRefed<DOMSVGAnimatedNumber> SVGFECompositeElement::K4() {
return mNumberAttributes[ATTR_K4].ToDOMAnimatedNumber(this);
}
void SVGFECompositeElement::SetK(float k1, float k2, float k3, float k4) {
mNumberAttributes[ATTR_K1].SetBaseValue(k1, this);
mNumberAttributes[ATTR_K2].SetBaseValue(k2, this);
mNumberAttributes[ATTR_K3].SetBaseValue(k3, this);
mNumberAttributes[ATTR_K4].SetBaseValue(k4, this);
}
FilterPrimitiveDescription SVGFECompositeElement::GetPrimitiveDescription(
SVGFilterInstance* aInstance, const IntRect& aFilterSubregion,
const nsTArray<bool>& aInputsAreTainted,
nsTArray<RefPtr<SourceSurface>>& aInputImages) {
CompositeAttributes atts;
uint32_t op = mEnumAttributes[OPERATOR].GetAnimValue();
atts.mOperator = op;
if (op == SVG_FECOMPOSITE_OPERATOR_ARITHMETIC) {
float k[4];
GetAnimatedNumberValues(k, k + 1, k + 2, k + 3, nullptr);
atts.mCoefficients.AppendElements(k, 4);
}
return FilterPrimitiveDescription(AsVariant(std::move(atts)));
}
bool SVGFECompositeElement::AttributeAffectsRendering(
int32_t aNameSpaceID, nsAtom* aAttribute) const {
return SVGFECompositeElementBase::AttributeAffectsRendering(aNameSpaceID,
aAttribute) ||
(aNameSpaceID == kNameSpaceID_None &&
(aAttribute == nsGkAtoms::in || aAttribute == nsGkAtoms::in2 ||
aAttribute == nsGkAtoms::k1 || aAttribute == nsGkAtoms::k2 ||
aAttribute == nsGkAtoms::k3 || aAttribute == nsGkAtoms::k4 ||
aAttribute == nsGkAtoms::_operator));
}
void SVGFECompositeElement::GetSourceImageNames(
nsTArray<SVGStringInfo>& aSources) {
aSources.AppendElement(SVGStringInfo(&mStringAttributes[IN1], this));
aSources.AppendElement(SVGStringInfo(&mStringAttributes[IN2], this));
}
//----------------------------------------------------------------------
// SVGElement methods
SVGElement::NumberAttributesInfo SVGFECompositeElement::GetNumberInfo() {
return NumberAttributesInfo(mNumberAttributes, sNumberInfo,
ArrayLength(sNumberInfo));
}
SVGElement::EnumAttributesInfo SVGFECompositeElement::GetEnumInfo() {
return EnumAttributesInfo(mEnumAttributes, sEnumInfo, ArrayLength(sEnumInfo));
}
SVGElement::StringAttributesInfo SVGFECompositeElement::GetStringInfo() {
return StringAttributesInfo(mStringAttributes, sStringInfo,
ArrayLength(sStringInfo));
}
} // namespace dom
} // namespace mozilla