зеркало из https://github.com/mozilla/gecko-dev.git
142 строки
4.2 KiB
C++
142 строки
4.2 KiB
C++
/* a*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/SVGFESpotLightElement.h"
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#include "mozilla/dom/SVGFESpotLightElementBinding.h"
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#include "nsSVGFilterInstance.h"
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NS_IMPL_NS_NEW_NAMESPACED_SVG_ELEMENT(FESpotLight)
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using namespace mozilla::gfx;
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namespace mozilla {
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namespace dom {
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JSObject*
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SVGFESpotLightElement::WrapNode(JSContext* aCx)
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{
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return SVGFESpotLightElementBinding::Wrap(aCx, this);
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}
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nsSVGElement::NumberInfo SVGFESpotLightElement::sNumberInfo[8] =
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{
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{ &nsGkAtoms::x, 0, false },
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{ &nsGkAtoms::y, 0, false },
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{ &nsGkAtoms::z, 0, false },
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{ &nsGkAtoms::pointsAtX, 0, false },
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{ &nsGkAtoms::pointsAtY, 0, false },
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{ &nsGkAtoms::pointsAtZ, 0, false },
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{ &nsGkAtoms::specularExponent, 1, false },
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{ &nsGkAtoms::limitingConeAngle, 0, false }
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};
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//----------------------------------------------------------------------
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// nsIDOMNode methods
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NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFESpotLightElement)
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//----------------------------------------------------------------------
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// nsFEUnstyledElement methods
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bool
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SVGFESpotLightElement::AttributeAffectsRendering(int32_t aNameSpaceID,
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nsIAtom* aAttribute) const
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{
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return aNameSpaceID == kNameSpaceID_None &&
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(aAttribute == nsGkAtoms::x ||
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aAttribute == nsGkAtoms::y ||
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aAttribute == nsGkAtoms::z ||
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aAttribute == nsGkAtoms::pointsAtX ||
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aAttribute == nsGkAtoms::pointsAtY ||
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aAttribute == nsGkAtoms::pointsAtZ ||
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aAttribute == nsGkAtoms::specularExponent ||
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aAttribute == nsGkAtoms::limitingConeAngle);
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}
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//----------------------------------------------------------------------
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AttributeMap
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SVGFESpotLightElement::ComputeLightAttributes(nsSVGFilterInstance* aInstance)
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{
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Point3D lightPos, pointsAt;
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float specularExponent, limitingConeAngle;
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GetAnimatedNumberValues(&lightPos.x, &lightPos.y, &lightPos.z,
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&pointsAt.x, &pointsAt.y, &pointsAt.z,
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&specularExponent, &limitingConeAngle,
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nullptr);
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if (!mNumberAttributes[SVGFESpotLightElement::LIMITING_CONE_ANGLE].IsExplicitlySet()) {
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limitingConeAngle = 90;
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}
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AttributeMap map;
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map.Set(eLightType, (uint32_t)eLightTypeSpot);
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map.Set(eSpotLightPosition, aInstance->ConvertLocation(lightPos));
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map.Set(eSpotLightPointsAt, aInstance->ConvertLocation(pointsAt));
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map.Set(eSpotLightFocus, specularExponent);
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map.Set(eSpotLightLimitingConeAngle, limitingConeAngle);
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return map;
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpotLightElement::X()
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{
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return mNumberAttributes[ATTR_X].ToDOMAnimatedNumber(this);
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpotLightElement::Y()
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{
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return mNumberAttributes[ATTR_Y].ToDOMAnimatedNumber(this);
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpotLightElement::Z()
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{
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return mNumberAttributes[ATTR_Z].ToDOMAnimatedNumber(this);
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpotLightElement::PointsAtX()
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{
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return mNumberAttributes[POINTS_AT_X].ToDOMAnimatedNumber(this);
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpotLightElement::PointsAtY()
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{
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return mNumberAttributes[POINTS_AT_Y].ToDOMAnimatedNumber(this);
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpotLightElement::PointsAtZ()
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{
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return mNumberAttributes[POINTS_AT_Z].ToDOMAnimatedNumber(this);
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpotLightElement::SpecularExponent()
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{
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return mNumberAttributes[SPECULAR_EXPONENT].ToDOMAnimatedNumber(this);
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}
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already_AddRefed<SVGAnimatedNumber>
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SVGFESpotLightElement::LimitingConeAngle()
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{
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return mNumberAttributes[LIMITING_CONE_ANGLE].ToDOMAnimatedNumber(this);
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}
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//----------------------------------------------------------------------
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// nsSVGElement methods
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nsSVGElement::NumberAttributesInfo
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SVGFESpotLightElement::GetNumberInfo()
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{
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return NumberAttributesInfo(mNumberAttributes, sNumberInfo,
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ArrayLength(sNumberInfo));
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}
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} // namespace dom
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} // namespace mozilla
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