dom/svg/SVGFEDistantLightElement.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/SVGFEDistantLightElement.h"
   8 #include "mozilla/dom/SVGFEDistantLightElementBinding.h"
   9 #include "mozilla/SVGFilterInstance.h"
  10
  11 NS_IMPL_NS_NEW_SVG_ELEMENT(FEDistantLight)
  12
  13 using namespace mozilla::gfx;
  14
  15 namespace mozilla {
  16 namespace dom {
  17
  18 JSObject* SVGFEDistantLightElement::WrapNode(
  19     JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
  20   return SVGFEDistantLightElement_Binding::Wrap(aCx, this, aGivenProto);
  21 }
  22
  23 SVGElement::NumberInfo SVGFEDistantLightElement::sNumberInfo[2] = {
  24     {nsGkAtoms::azimuth, 0, false}, {nsGkAtoms::elevation, 0, false}};
  25
  26 //----------------------------------------------------------------------
  27 //----------------------------------------------------------------------
  28 // nsINode methods
  29
  30 NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFEDistantLightElement)
  31
  32 // nsFEUnstyledElement methods
  33
  34 bool SVGFEDistantLightElement::AttributeAffectsRendering(
  35     int32_t aNameSpaceID, nsAtom* aAttribute) const {
  36   return aNameSpaceID == kNameSpaceID_None &&
  37          (aAttribute == nsGkAtoms::azimuth ||
  38           aAttribute == nsGkAtoms::elevation);
  39 }
  40
  41 LightType SVGFEDistantLightElement::ComputeLightAttributes(
  42     SVGFilterInstance* aInstance, nsTArray<float>& aFloatAttributes) {
  43   float azimuth, elevation;
  44   GetAnimatedNumberValues(&azimuth, &elevation, nullptr);
  45
  46   aFloatAttributes.SetLength(kDistantLightNumAttributes);
  47   aFloatAttributes[kDistantLightAzimuthIndex] = azimuth;
  48   aFloatAttributes[kDistantLightElevationIndex] = elevation;
  49   return LightType::Distant;
  50 }
  51
  52 already_AddRefed<DOMSVGAnimatedNumber> SVGFEDistantLightElement::Azimuth() {
  53   return mNumberAttributes[AZIMUTH].ToDOMAnimatedNumber(this);
  54 }
  55
  56 already_AddRefed<DOMSVGAnimatedNumber> SVGFEDistantLightElement::Elevation() {
  57   return mNumberAttributes[ELEVATION].ToDOMAnimatedNumber(this);
  58 }
  59
  60 //----------------------------------------------------------------------
  61 // SVGElement methods
  62
  63 SVGElement::NumberAttributesInfo SVGFEDistantLightElement::GetNumberInfo() {
  64   return NumberAttributesInfo(mNumberAttributes, sNumberInfo,
  65                               ArrayLength(sNumberInfo));
  66 }
  67
  68 }  // namespace dom
  69 }  // namespace mozilla