dom/svg/SVGFEDiffuseLightingElement.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "mozilla/dom/SVGFEDiffuseLightingElement.h"
   8 #include "mozilla/dom/SVGFEDiffuseLightingElementBinding.h"
   9 #include "mozilla/SVGFilterInstance.h"
  10 #include "mozilla/dom/Document.h"
  11 #include "mozilla/dom/BindContext.h"
  12
  13 NS_IMPL_NS_NEW_SVG_ELEMENT(FEDiffuseLighting)
  14
  15 using namespace mozilla::gfx;
  16
  17 namespace mozilla::dom {
  18
  19 JSObject* SVGFEDiffuseLightingElement::WrapNode(
  20     JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
  21   return SVGFEDiffuseLightingElement_Binding::Wrap(aCx, this, aGivenProto);
  22 }
  23
  24 //----------------------------------------------------------------------
  25 // nsINode methods
  26
  27 NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFEDiffuseLightingElement)
  28
  29 //----------------------------------------------------------------------
  30
  31 already_AddRefed<DOMSVGAnimatedString> SVGFEDiffuseLightingElement::In1() {
  32   return mStringAttributes[IN1].ToDOMAnimatedString(this);
  33 }
  34
  35 already_AddRefed<DOMSVGAnimatedNumber>
  36 SVGFEDiffuseLightingElement::SurfaceScale() {
  37   return mNumberAttributes[SURFACE_SCALE].ToDOMAnimatedNumber(this);
  38 }
  39
  40 already_AddRefed<DOMSVGAnimatedNumber>
  41 SVGFEDiffuseLightingElement::DiffuseConstant() {
  42   return mNumberAttributes[DIFFUSE_CONSTANT].ToDOMAnimatedNumber(this);
  43 }
  44
  45 already_AddRefed<DOMSVGAnimatedNumber>
  46 SVGFEDiffuseLightingElement::KernelUnitLengthX() {
  47   return mNumberPairAttributes[KERNEL_UNIT_LENGTH].ToDOMAnimatedNumber(
  48       SVGAnimatedNumberPair::eFirst, this);
  49 }
  50
  51 already_AddRefed<DOMSVGAnimatedNumber>
  52 SVGFEDiffuseLightingElement::KernelUnitLengthY() {
  53   return mNumberPairAttributes[KERNEL_UNIT_LENGTH].ToDOMAnimatedNumber(
  54       SVGAnimatedNumberPair::eSecond, this);
  55 }
  56
  57 FilterPrimitiveDescription SVGFEDiffuseLightingElement::GetPrimitiveDescription(
  58     SVGFilterInstance* aInstance, const IntRect& aFilterSubregion,
  59     const nsTArray<bool>& aInputsAreTainted,
  60     nsTArray<RefPtr<SourceSurface>>& aInputImages) {
  61   float diffuseConstant = mNumberAttributes[DIFFUSE_CONSTANT].GetAnimValue();
  62
  63   DiffuseLightingAttributes atts;
  64   atts.mLightingConstant = diffuseConstant;
  65   if (!AddLightingAttributes(&atts, aInstance)) {
  66     return FilterPrimitiveDescription();
  67   }
  68
  69   return FilterPrimitiveDescription(AsVariant(std::move(atts)));
  70 }
  71
  72 bool SVGFEDiffuseLightingElement::AttributeAffectsRendering(
  73     int32_t aNameSpaceID, nsAtom* aAttribute) const {
  74   return SVGFEDiffuseLightingElementBase::AttributeAffectsRendering(
  75              aNameSpaceID, aAttribute) ||
  76          (aNameSpaceID == kNameSpaceID_None &&
  77           aAttribute == nsGkAtoms::diffuseConstant);
  78 }
  79
  80 nsresult SVGFEDiffuseLightingElement::BindToTree(BindContext& aCtx,
  81                                                  nsINode& aParent) {
  82   if (aCtx.InComposedDoc()) {
  83     aCtx.OwnerDoc().SetUseCounter(eUseCounter_custom_feDiffuseLighting);
  84   }
  85
  86   return SVGFEDiffuseLightingElementBase::BindToTree(aCtx, aParent);
  87 }
  88
  89 }  // namespace mozilla::dom