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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/SVGComponentTransferFunctionElement.h"
#include "mozilla/dom/SVGFEComponentTransferElement.h"
#include "mozilla/dom/SVGFEComponentTransferElementBinding.h"
#include "nsSVGUtils.h"
#include "mozilla/gfx/2D.h"
NS_IMPL_NS_NEW_NAMESPACED_SVG_ELEMENT(FEComponentTransfer)
using namespace mozilla::gfx;;
namespace mozilla {
namespace dom {
JSObject*
SVGFEComponentTransferElement::WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
{
return SVGFEComponentTransferElementBinding::Wrap(aCx, this, aGivenProto);
}
nsSVGElement::StringInfo SVGFEComponentTransferElement::sStringInfo[2] =
{
{ &nsGkAtoms::result, kNameSpaceID_None, true },
{ &nsGkAtoms::in, kNameSpaceID_None, true }
};
//----------------------------------------------------------------------
// nsIDOMNode methods
NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFEComponentTransferElement)
already_AddRefed<SVGAnimatedString>
SVGFEComponentTransferElement::In1()
{
return mStringAttributes[IN1].ToDOMAnimatedString(this);
}
//----------------------------------------------------------------------
// nsSVGElement methods
nsSVGElement::StringAttributesInfo
SVGFEComponentTransferElement::GetStringInfo()
{
return StringAttributesInfo(mStringAttributes, sStringInfo,
ArrayLength(sStringInfo));
}
//--------------------------------------------
FilterPrimitiveDescription
SVGFEComponentTransferElement::GetPrimitiveDescription(nsSVGFilterInstance* 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()) {
RefPtr<SVGComponentTransferFunctionElement> child;
CallQueryInterface(childContent,
(SVGComponentTransferFunctionElement**)getter_AddRefs(child));
if (child) {
childForChannel[child->GetChannel()] = child;
}
}
static const AttributeName attributeNames[4] = {
eComponentTransferFunctionR,
eComponentTransferFunctionG,
eComponentTransferFunctionB,
eComponentTransferFunctionA
};
FilterPrimitiveDescription descr(PrimitiveType::ComponentTransfer);
for (int32_t i = 0; i < 4; i++) {
if (childForChannel[i]) {
descr.Attributes().Set(attributeNames[i], childForChannel[i]->ComputeAttributes());
} else {
AttributeMap functionAttributes;
functionAttributes.Set(eComponentTransferFunctionType,
(uint32_t)SVG_FECOMPONENTTRANSFER_TYPE_IDENTITY);
descr.Attributes().Set(attributeNames[i], functionAttributes);
}
}
return descr;
}
bool
SVGFEComponentTransferElement::AttributeAffectsRendering(int32_t aNameSpaceID,
nsIAtom* aAttribute) const
{
return SVGFEComponentTransferElementBase::AttributeAffectsRendering(aNameSpaceID, aAttribute) ||
(aNameSpaceID == kNameSpaceID_None &&
aAttribute == nsGkAtoms::in);
}
void
SVGFEComponentTransferElement::GetSourceImageNames(nsTArray<nsSVGStringInfo>& aSources)
{
aSources.AppendElement(nsSVGStringInfo(&mStringAttributes[IN1], this));
}
} // namespace dom
} // namespace mozilla
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