зеркало из https://github.com/mozilla/gecko-dev.git
130 строки
4.7 KiB
C++
130 строки
4.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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/SVGFEColorMatrixElement.h"
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#include "DOMSVGAnimatedNumberList.h"
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#include "mozilla/dom/SVGFEColorMatrixElementBinding.h"
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#include "nsSVGUtils.h"
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#define NUM_ENTRIES_IN_4x5_MATRIX 20
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NS_IMPL_NS_NEW_SVG_ELEMENT(FEColorMatrix)
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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* SVGFEColorMatrixElement::WrapNode(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return SVGFEColorMatrixElement_Binding::Wrap(aCx, this, aGivenProto);
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}
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SVGEnumMapping SVGFEColorMatrixElement::sTypeMap[] = {
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{nsGkAtoms::matrix, SVG_FECOLORMATRIX_TYPE_MATRIX},
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{nsGkAtoms::saturate, SVG_FECOLORMATRIX_TYPE_SATURATE},
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{nsGkAtoms::hueRotate, SVG_FECOLORMATRIX_TYPE_HUE_ROTATE},
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{nsGkAtoms::luminanceToAlpha, SVG_FECOLORMATRIX_TYPE_LUMINANCE_TO_ALPHA},
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{nullptr, 0}};
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SVGElement::EnumInfo SVGFEColorMatrixElement::sEnumInfo[1] = {
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{nsGkAtoms::type, sTypeMap, SVG_FECOLORMATRIX_TYPE_MATRIX}};
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SVGElement::StringInfo SVGFEColorMatrixElement::sStringInfo[2] = {
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{nsGkAtoms::result, kNameSpaceID_None, true},
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{nsGkAtoms::in, kNameSpaceID_None, true}};
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SVGElement::NumberListInfo SVGFEColorMatrixElement::sNumberListInfo[1] = {
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{nsGkAtoms::values}};
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//----------------------------------------------------------------------
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// nsINode methods
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NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFEColorMatrixElement)
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//----------------------------------------------------------------------
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already_AddRefed<DOMSVGAnimatedString> SVGFEColorMatrixElement::In1() {
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return mStringAttributes[IN1].ToDOMAnimatedString(this);
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}
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already_AddRefed<DOMSVGAnimatedEnumeration> SVGFEColorMatrixElement::Type() {
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return mEnumAttributes[TYPE].ToDOMAnimatedEnum(this);
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}
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already_AddRefed<DOMSVGAnimatedNumberList> SVGFEColorMatrixElement::Values() {
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return DOMSVGAnimatedNumberList::GetDOMWrapper(&mNumberListAttributes[VALUES],
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this, VALUES);
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}
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void SVGFEColorMatrixElement::GetSourceImageNames(
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nsTArray<SVGStringInfo>& aSources) {
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aSources.AppendElement(SVGStringInfo(&mStringAttributes[IN1], this));
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}
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FilterPrimitiveDescription SVGFEColorMatrixElement::GetPrimitiveDescription(
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nsSVGFilterInstance* aInstance, const IntRect& aFilterSubregion,
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const nsTArray<bool>& aInputsAreTainted,
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nsTArray<RefPtr<SourceSurface>>& aInputImages) {
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uint32_t type = mEnumAttributes[TYPE].GetAnimValue();
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const SVGNumberList& values = mNumberListAttributes[VALUES].GetAnimValue();
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ColorMatrixAttributes atts;
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if (!mNumberListAttributes[VALUES].IsExplicitlySet() &&
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(type == SVG_FECOLORMATRIX_TYPE_MATRIX ||
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type == SVG_FECOLORMATRIX_TYPE_SATURATE ||
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type == SVG_FECOLORMATRIX_TYPE_HUE_ROTATE)) {
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atts.mType = (uint32_t)SVG_FECOLORMATRIX_TYPE_MATRIX;
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static const float identityMatrix[] = {
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// clang-format off
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1, 0, 0, 0, 0,
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0, 1, 0, 0, 0,
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0, 0, 1, 0, 0,
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0, 0, 0, 1, 0
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// clang-format on
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};
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atts.mValues.AppendElements(identityMatrix, 20);
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} else {
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atts.mType = type;
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if (values.Length()) {
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atts.mValues.AppendElements(&values[0], values.Length());
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}
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}
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return FilterPrimitiveDescription(AsVariant(std::move(atts)));
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}
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bool SVGFEColorMatrixElement::AttributeAffectsRendering(
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int32_t aNameSpaceID, nsAtom* aAttribute) const {
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return SVGFEColorMatrixElementBase::AttributeAffectsRendering(aNameSpaceID,
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aAttribute) ||
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(aNameSpaceID == kNameSpaceID_None &&
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(aAttribute == nsGkAtoms::in || aAttribute == nsGkAtoms::type ||
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aAttribute == nsGkAtoms::values));
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}
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//----------------------------------------------------------------------
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// SVGElement methods
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SVGElement::EnumAttributesInfo SVGFEColorMatrixElement::GetEnumInfo() {
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return EnumAttributesInfo(mEnumAttributes, sEnumInfo, ArrayLength(sEnumInfo));
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}
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SVGElement::StringAttributesInfo SVGFEColorMatrixElement::GetStringInfo() {
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return StringAttributesInfo(mStringAttributes, sStringInfo,
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ArrayLength(sStringInfo));
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}
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SVGElement::NumberListAttributesInfo
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SVGFEColorMatrixElement::GetNumberListInfo() {
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return NumberListAttributesInfo(mNumberListAttributes, sNumberListInfo,
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ArrayLength(sNumberListInfo));
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}
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} // namespace dom
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} // namespace mozilla
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