gecko-dev/dom/svg/SVGFEOffsetElement.cpp

114 строки
3.4 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/SVGFEOffsetElement.h"
#include "mozilla/dom/SVGFEOffsetElementBinding.h"
#include "nsSVGFilterInstance.h"
NS_IMPL_NS_NEW_NAMESPACED_SVG_ELEMENT(FEOffset)
using namespace mozilla::gfx;
namespace mozilla {
namespace dom {
JSObject*
SVGFEOffsetElement::WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
{
return SVGFEOffsetElement_Binding::Wrap(aCx, this, aGivenProto);
}
nsSVGElement::NumberInfo SVGFEOffsetElement::sNumberInfo[2] =
{
{ &nsGkAtoms::dx, 0, false },
{ &nsGkAtoms::dy, 0, false }
};
nsSVGElement::StringInfo SVGFEOffsetElement::sStringInfo[2] =
{
{ &nsGkAtoms::result, kNameSpaceID_None, true },
{ &nsGkAtoms::in, kNameSpaceID_None, true }
};
//----------------------------------------------------------------------
// nsINode methods
NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFEOffsetElement)
//----------------------------------------------------------------------
already_AddRefed<SVGAnimatedString>
SVGFEOffsetElement::In1()
{
return mStringAttributes[IN1].ToDOMAnimatedString(this);
}
already_AddRefed<SVGAnimatedNumber>
SVGFEOffsetElement::Dx()
{
return mNumberAttributes[DX].ToDOMAnimatedNumber(this);
}
already_AddRefed<SVGAnimatedNumber>
SVGFEOffsetElement::Dy()
{
return mNumberAttributes[DY].ToDOMAnimatedNumber(this);
}
FilterPrimitiveDescription
SVGFEOffsetElement::GetPrimitiveDescription(nsSVGFilterInstance* aInstance,
const IntRect& aFilterSubregion,
const nsTArray<bool>& aInputsAreTainted,
nsTArray<RefPtr<SourceSurface>>& aInputImages)
{
OffsetAttributes atts;
IntPoint offset(int32_t(aInstance->GetPrimitiveNumber(
SVGContentUtils::X, &mNumberAttributes[DX])),
int32_t(aInstance->GetPrimitiveNumber(
SVGContentUtils::Y, &mNumberAttributes[DY])));
atts.mValue = offset;
return FilterPrimitiveDescription(AsVariant(std::move(atts)));
}
bool
SVGFEOffsetElement::AttributeAffectsRendering(int32_t aNameSpaceID,
nsAtom* aAttribute) const
{
return SVGFEOffsetElementBase::AttributeAffectsRendering(aNameSpaceID, aAttribute) ||
(aNameSpaceID == kNameSpaceID_None &&
(aAttribute == nsGkAtoms::in ||
aAttribute == nsGkAtoms::dx ||
aAttribute == nsGkAtoms::dy));
}
void
SVGFEOffsetElement::GetSourceImageNames(nsTArray<nsSVGStringInfo>& aSources)
{
aSources.AppendElement(nsSVGStringInfo(&mStringAttributes[IN1], this));
}
//----------------------------------------------------------------------
// nsSVGElement methods
nsSVGElement::NumberAttributesInfo
SVGFEOffsetElement::GetNumberInfo()
{
return NumberAttributesInfo(mNumberAttributes, sNumberInfo,
ArrayLength(sNumberInfo));
}
nsSVGElement::StringAttributesInfo
SVGFEOffsetElement::GetStringInfo()
{
return StringAttributesInfo(mStringAttributes, sStringInfo,
ArrayLength(sStringInfo));
}
} // namespace dom
} // namespace mozilla