gecko-dev/dom/svg/SVGFEPointLightElement.cpp

95 строки
2.8 KiB
C++

/* -*- 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/SVGFEPointLightElement.h"
#include "mozilla/dom/SVGFEPointLightElementBinding.h"
#include "nsSVGFilterInstance.h"
NS_IMPL_NS_NEW_NAMESPACED_SVG_ELEMENT(FEPointLight)
using namespace mozilla::gfx;
namespace mozilla {
namespace dom {
JSObject*
SVGFEPointLightElement::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto)
{
return SVGFEPointLightElement_Binding::Wrap(aCx, this, aGivenProto);
}
nsSVGElement::NumberInfo SVGFEPointLightElement::sNumberInfo[3] =
{
{ nsGkAtoms::x, 0, false },
{ nsGkAtoms::y, 0, false },
{ nsGkAtoms::z, 0, false }
};
//----------------------------------------------------------------------
// nsINode methods
NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFEPointLightElement)
//----------------------------------------------------------------------
// nsFEUnstyledElement methods
bool
SVGFEPointLightElement::AttributeAffectsRendering(int32_t aNameSpaceID,
nsAtom* aAttribute) const
{
return aNameSpaceID == kNameSpaceID_None &&
(aAttribute == nsGkAtoms::x ||
aAttribute == nsGkAtoms::y ||
aAttribute == nsGkAtoms::z);
}
//----------------------------------------------------------------------
LightType
SVGFEPointLightElement::ComputeLightAttributes(nsSVGFilterInstance* aInstance,
nsTArray<float>& aFloatAttributes)
{
Point3D lightPos;
GetAnimatedNumberValues(&lightPos.x, &lightPos.y, &lightPos.z, nullptr);
lightPos = aInstance->ConvertLocation(lightPos);
aFloatAttributes.SetLength(kPointLightNumAttributes);
aFloatAttributes[kPointLightPositionXIndex] = lightPos.x;
aFloatAttributes[kPointLightPositionYIndex] = lightPos.y;
aFloatAttributes[kPointLightPositionZIndex] = lightPos.z;
return LightType::Point;
}
already_AddRefed<SVGAnimatedNumber>
SVGFEPointLightElement::X()
{
return mNumberAttributes[ATTR_X].ToDOMAnimatedNumber(this);
}
already_AddRefed<SVGAnimatedNumber>
SVGFEPointLightElement::Y()
{
return mNumberAttributes[ATTR_Y].ToDOMAnimatedNumber(this);
}
already_AddRefed<SVGAnimatedNumber>
SVGFEPointLightElement::Z()
{
return mNumberAttributes[ATTR_Z].ToDOMAnimatedNumber(this);
}
//----------------------------------------------------------------------
// nsSVGElement methods
nsSVGElement::NumberAttributesInfo
SVGFEPointLightElement::GetNumberInfo()
{
return NumberAttributesInfo(mNumberAttributes, sNumberInfo,
ArrayLength(sNumberInfo));
}
} // namespace dom
} // namespace mozilla