gecko-dev/dom/svg/SVGFEOffsetElement.cpp

99 строки
3.6 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 "mozilla/SVGFilterInstance.h"
#include "mozilla/dom/Document.h"
#include "mozilla/dom/BindContext.h"
NS_IMPL_NS_NEW_SVG_ELEMENT(FEOffset)
using namespace mozilla::gfx;
namespace mozilla::dom {
JSObject* SVGFEOffsetElement::WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return SVGFEOffsetElement_Binding::Wrap(aCx, this, aGivenProto);
}
SVGElement::NumberInfo SVGFEOffsetElement::sNumberInfo[2] = {
{nsGkAtoms::dx, 0}, {nsGkAtoms::dy, 0}};
SVGElement::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<DOMSVGAnimatedString> SVGFEOffsetElement::In1() {
return mStringAttributes[IN1].ToDOMAnimatedString(this);
}
already_AddRefed<DOMSVGAnimatedNumber> SVGFEOffsetElement::Dx() {
return mNumberAttributes[DX].ToDOMAnimatedNumber(this);
}
already_AddRefed<DOMSVGAnimatedNumber> SVGFEOffsetElement::Dy() {
return mNumberAttributes[DY].ToDOMAnimatedNumber(this);
}
FilterPrimitiveDescription SVGFEOffsetElement::GetPrimitiveDescription(
SVGFilterInstance* 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<SVGStringInfo>& aSources) {
aSources.AppendElement(SVGStringInfo(&mStringAttributes[IN1], this));
}
nsresult SVGFEOffsetElement::BindToTree(BindContext& aCtx, nsINode& aParent) {
if (aCtx.InComposedDoc()) {
aCtx.OwnerDoc().SetUseCounter(eUseCounter_custom_feOffset);
}
return SVGFEOffsetElementBase::BindToTree(aCtx, aParent);
}
//----------------------------------------------------------------------
// SVGElement methods
SVGElement::NumberAttributesInfo SVGFEOffsetElement::GetNumberInfo() {
return NumberAttributesInfo(mNumberAttributes, sNumberInfo,
ArrayLength(sNumberInfo));
}
SVGElement::StringAttributesInfo SVGFEOffsetElement::GetStringInfo() {
return StringAttributesInfo(mStringAttributes, sStringInfo,
ArrayLength(sStringInfo));
}
} // namespace mozilla::dom