/* -*- 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/SVGFEDropShadowElement.h" #include "mozilla/dom/SVGFEDropShadowElementBinding.h" #include "nsIFrame.h" #include "nsSVGFilterInstance.h" NS_IMPL_NS_NEW_NAMESPACED_SVG_ELEMENT(FEDropShadow) using namespace mozilla::gfx; namespace mozilla { namespace dom { JSObject* SVGFEDropShadowElement::WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) { return SVGFEDropShadowElementBinding::Wrap(aCx, this, aGivenProto); } nsSVGElement::NumberInfo SVGFEDropShadowElement::sNumberInfo[2] = { { &nsGkAtoms::dx, 2, false }, { &nsGkAtoms::dy, 2, false } }; nsSVGElement::NumberPairInfo SVGFEDropShadowElement::sNumberPairInfo[1] = { { &nsGkAtoms::stdDeviation, 2, 2 } }; nsSVGElement::StringInfo SVGFEDropShadowElement::sStringInfo[2] = { { &nsGkAtoms::result, kNameSpaceID_None, true }, { &nsGkAtoms::in, kNameSpaceID_None, true } }; //---------------------------------------------------------------------- // nsIDOMNode methods NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFEDropShadowElement) //---------------------------------------------------------------------- already_AddRefed<SVGAnimatedString> SVGFEDropShadowElement::In1() { return mStringAttributes[IN1].ToDOMAnimatedString(this); } already_AddRefed<SVGAnimatedNumber> SVGFEDropShadowElement::Dx() { return mNumberAttributes[DX].ToDOMAnimatedNumber(this); } already_AddRefed<SVGAnimatedNumber> SVGFEDropShadowElement::Dy() { return mNumberAttributes[DY].ToDOMAnimatedNumber(this); } already_AddRefed<SVGAnimatedNumber> SVGFEDropShadowElement::StdDeviationX() { return mNumberPairAttributes[STD_DEV].ToDOMAnimatedNumber(nsSVGNumberPair::eFirst, this); } already_AddRefed<SVGAnimatedNumber> SVGFEDropShadowElement::StdDeviationY() { return mNumberPairAttributes[STD_DEV].ToDOMAnimatedNumber(nsSVGNumberPair::eSecond, this); } void SVGFEDropShadowElement::SetStdDeviation(float stdDeviationX, float stdDeviationY) { mNumberPairAttributes[STD_DEV].SetBaseValues(stdDeviationX, stdDeviationY, this); } FilterPrimitiveDescription SVGFEDropShadowElement::GetPrimitiveDescription(nsSVGFilterInstance* aInstance, const IntRect& aFilterSubregion, const nsTArray<bool>& aInputsAreTainted, nsTArray<RefPtr<SourceSurface>>& aInputImages) { float stdX = aInstance->GetPrimitiveNumber(SVGContentUtils::X, &mNumberPairAttributes[STD_DEV], nsSVGNumberPair::eFirst); float stdY = aInstance->GetPrimitiveNumber(SVGContentUtils::Y, &mNumberPairAttributes[STD_DEV], nsSVGNumberPair::eSecond); if (stdX < 0 || stdY < 0) { return FilterPrimitiveDescription(PrimitiveType::Empty); } IntPoint offset(int32_t(aInstance->GetPrimitiveNumber( SVGContentUtils::X, &mNumberAttributes[DX])), int32_t(aInstance->GetPrimitiveNumber( SVGContentUtils::Y, &mNumberAttributes[DY]))); FilterPrimitiveDescription descr(PrimitiveType::DropShadow); descr.Attributes().Set(eDropShadowStdDeviation, Size(stdX, stdY)); descr.Attributes().Set(eDropShadowOffset, offset); nsIFrame* frame = GetPrimaryFrame(); if (frame) { nsStyleContext* style = frame->StyleContext(); Color color(Color::FromABGR(style->StyleSVGReset()->mFloodColor)); color.a *= style->StyleSVGReset()->mFloodOpacity; descr.Attributes().Set(eDropShadowColor, color); } else { descr.Attributes().Set(eDropShadowColor, Color()); } return descr; } bool SVGFEDropShadowElement::AttributeAffectsRendering(int32_t aNameSpaceID, nsIAtom* aAttribute) const { return SVGFEDropShadowElementBase::AttributeAffectsRendering(aNameSpaceID, aAttribute) || (aNameSpaceID == kNameSpaceID_None && (aAttribute == nsGkAtoms::in || aAttribute == nsGkAtoms::stdDeviation || aAttribute == nsGkAtoms::dx || aAttribute == nsGkAtoms::dy)); } void SVGFEDropShadowElement::GetSourceImageNames(nsTArray<nsSVGStringInfo>& aSources) { aSources.AppendElement(nsSVGStringInfo(&mStringAttributes[IN1], this)); } //---------------------------------------------------------------------- // nsIContent methods NS_IMETHODIMP_(bool) SVGFEDropShadowElement::IsAttributeMapped(const nsIAtom* name) const { static const MappedAttributeEntry* const map[] = { sFEFloodMap }; return FindAttributeDependence(name, map) || SVGFEDropShadowElementBase::IsAttributeMapped(name); } //---------------------------------------------------------------------- // nsSVGElement methods nsSVGElement::NumberAttributesInfo SVGFEDropShadowElement::GetNumberInfo() { return NumberAttributesInfo(mNumberAttributes, sNumberInfo, ArrayLength(sNumberInfo)); } nsSVGElement::NumberPairAttributesInfo SVGFEDropShadowElement::GetNumberPairInfo() { return NumberPairAttributesInfo(mNumberPairAttributes, sNumberPairInfo, ArrayLength(sNumberPairInfo)); } nsSVGElement::StringAttributesInfo SVGFEDropShadowElement::GetStringInfo() { return StringAttributesInfo(mStringAttributes, sStringInfo, ArrayLength(sStringInfo)); } } // namespace dom } // namespace mozilla