Source code
Revision control
Copy as Markdown
Other Tools
/* -*- 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
#include "mozilla/dom/SVGFEComponentTransferElement.h"
#include "mozilla/dom/SVGComponentTransferFunctionElement.h"
#include "mozilla/dom/SVGFEComponentTransferElementBinding.h"
#include "mozilla/gfx/2D.h"
#include "mozilla/dom/Document.h"
#include "mozilla/dom/BindContext.h"
NS_IMPL_NS_NEW_SVG_ELEMENT(FEComponentTransfer)
using namespace mozilla::gfx;
;
namespace mozilla::dom {
JSObject* SVGFEComponentTransferElement::WrapNode(
JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
return SVGFEComponentTransferElement_Binding::Wrap(aCx, this, aGivenProto);
}
SVGElement::StringInfo SVGFEComponentTransferElement::sStringInfo[2] = {
{nsGkAtoms::result, kNameSpaceID_None, true},
{nsGkAtoms::in, kNameSpaceID_None, true}};
//----------------------------------------------------------------------
// nsINode methods
NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFEComponentTransferElement)
already_AddRefed<DOMSVGAnimatedString> SVGFEComponentTransferElement::In1() {
return mStringAttributes[IN1].ToDOMAnimatedString(this);
}
//----------------------------------------------------------------------
// SVGElement methods
SVGElement::StringAttributesInfo
SVGFEComponentTransferElement::GetStringInfo() {
return StringAttributesInfo(mStringAttributes, sStringInfo,
std::size(sStringInfo));
}
//--------------------------------------------
FilterPrimitiveDescription
SVGFEComponentTransferElement::GetPrimitiveDescription(
SVGFilterInstance* aInstance, const IntRect& aFilterSubregion,
const nsTArray<bool>& aInputsAreTainted,
nsTArray<RefPtr<SourceSurface>>& aInputImages) {
RefPtr<SVGComponentTransferFunctionElement> childForChannel[4];
for (nsIContent* childContent = nsINode::GetFirstChild(); childContent;
childContent = childContent->GetNextSibling()) {
if (auto* child =
SVGComponentTransferFunctionElement::FromNode(childContent)) {
childForChannel[child->GetChannel()] = child;
}
}
ComponentTransferAttributes atts;
for (int32_t i = 0; i < 4; i++) {
if (childForChannel[i]) {
childForChannel[i]->ComputeAttributes(i, atts);
} else {
atts.mTypes[i] = (uint8_t)SVG_FECOMPONENTTRANSFER_TYPE_IDENTITY;
}
}
return FilterPrimitiveDescription(AsVariant(std::move(atts)));
}
bool SVGFEComponentTransferElement::AttributeAffectsRendering(
int32_t aNameSpaceID, nsAtom* aAttribute) const {
return SVGFEComponentTransferElementBase::AttributeAffectsRendering(
aNameSpaceID, aAttribute) ||
(aNameSpaceID == kNameSpaceID_None && aAttribute == nsGkAtoms::in);
}
void SVGFEComponentTransferElement::GetSourceImageNames(
nsTArray<SVGStringInfo>& aSources) {
aSources.AppendElement(SVGStringInfo(&mStringAttributes[IN1], this));
}
nsresult SVGFEComponentTransferElement::BindToTree(BindContext& aCtx,
nsINode& aParent) {
if (aCtx.InComposedDoc()) {
aCtx.OwnerDoc().SetUseCounter(eUseCounter_custom_feComponentTransfer);
}
return SVGFEComponentTransferElementBase::BindToTree(aCtx, aParent);
}
} // namespace mozilla::dom