gecko-dev/dom/svg/SVGFECompositeElement.cpp

179 строки
5.2 KiB
C++

/* -*- 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_NAMESPACED_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);
}
nsSVGElement::NumberInfo SVGFECompositeElement::sNumberInfo[4] =
{
{ &nsGkAtoms::k1, 0, false },
{ &nsGkAtoms::k2, 0, false },
{ &nsGkAtoms::k3, 0, false },
{ &nsGkAtoms::k4, 0, false }
};
nsSVGEnumMapping 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},
{nullptr, 0}
};
nsSVGElement::EnumInfo SVGFECompositeElement::sEnumInfo[1] =
{
{ &nsGkAtoms::_operator,
sOperatorMap,
SVG_FECOMPOSITE_OPERATOR_OVER
}
};
nsSVGElement::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<SVGAnimatedString>
SVGFECompositeElement::In1()
{
return mStringAttributes[IN1].ToDOMAnimatedString(this);
}
already_AddRefed<SVGAnimatedString>
SVGFECompositeElement::In2()
{
return mStringAttributes[IN2].ToDOMAnimatedString(this);
}
already_AddRefed<SVGAnimatedEnumeration>
SVGFECompositeElement::Operator()
{
return mEnumAttributes[OPERATOR].ToDOMAnimatedEnum(this);
}
already_AddRefed<SVGAnimatedNumber>
SVGFECompositeElement::K1()
{
return mNumberAttributes[ATTR_K1].ToDOMAnimatedNumber(this);
}
already_AddRefed<SVGAnimatedNumber>
SVGFECompositeElement::K2()
{
return mNumberAttributes[ATTR_K2].ToDOMAnimatedNumber(this);
}
already_AddRefed<SVGAnimatedNumber>
SVGFECompositeElement::K3()
{
return mNumberAttributes[ATTR_K3].ToDOMAnimatedNumber(this);
}
already_AddRefed<SVGAnimatedNumber>
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(nsSVGFilterInstance* aInstance,
const IntRect& aFilterSubregion,
const nsTArray<bool>& aInputsAreTainted,
nsTArray<RefPtr<SourceSurface>>& aInputImages)
{
FilterPrimitiveDescription descr(PrimitiveType::Composite);
uint32_t op = mEnumAttributes[OPERATOR].GetAnimValue();
descr.Attributes().Set(eCompositeOperator, op);
if (op == SVG_FECOMPOSITE_OPERATOR_ARITHMETIC) {
float k[4];
GetAnimatedNumberValues(k, k+1, k+2, k+3, nullptr);
descr.Attributes().Set(eCompositeCoefficients, k, 4);
}
return descr;
}
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<nsSVGStringInfo>& aSources)
{
aSources.AppendElement(nsSVGStringInfo(&mStringAttributes[IN1], this));
aSources.AppendElement(nsSVGStringInfo(&mStringAttributes[IN2], this));
}
//----------------------------------------------------------------------
// nsSVGElement methods
nsSVGElement::NumberAttributesInfo
SVGFECompositeElement::GetNumberInfo()
{
return NumberAttributesInfo(mNumberAttributes, sNumberInfo,
ArrayLength(sNumberInfo));
}
nsSVGElement::EnumAttributesInfo
SVGFECompositeElement::GetEnumInfo()
{
return EnumAttributesInfo(mEnumAttributes, sEnumInfo,
ArrayLength(sEnumInfo));
}
nsSVGElement::StringAttributesInfo
SVGFECompositeElement::GetStringInfo()
{
return StringAttributesInfo(mStringAttributes, sStringInfo,
ArrayLength(sStringInfo));
}
} // namespace dom
} // namespace mozilla