tor-browser

The Tor Browser
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SVGFilterElement.cpp (4335B)

      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/SVGFilterElement.h"
      8 
      9 #include "mozilla/AlreadyAddRefed.h"
     10 #include "mozilla/dom/SVGFilterElementBinding.h"
     11 #include "mozilla/dom/SVGLengthBinding.h"
     12 #include "mozilla/dom/SVGUnitTypesBinding.h"
     13 #include "nsGkAtoms.h"
     14 #include "nsQueryObject.h"
     15 
     16 NS_IMPL_NS_NEW_SVG_ELEMENT(Filter)
     17 
     18 namespace mozilla::dom {
     19 
     20 using namespace SVGUnitTypes_Binding;
     21 
     22 JSObject* SVGFilterElement::WrapNode(JSContext* aCx,
     23                                     JS::Handle<JSObject*> aGivenProto) {
     24  return SVGFilterElement_Binding::Wrap(aCx, this, aGivenProto);
     25 }
     26 
     27 SVGElement::LengthInfo SVGFilterElement::sLengthInfo[4] = {
     28    {nsGkAtoms::x, -10, SVGLength_Binding::SVG_LENGTHTYPE_PERCENTAGE,
     29     SVGContentUtils::X},
     30    {nsGkAtoms::y, -10, SVGLength_Binding::SVG_LENGTHTYPE_PERCENTAGE,
     31     SVGContentUtils::Y},
     32    {nsGkAtoms::width, 120, SVGLength_Binding::SVG_LENGTHTYPE_PERCENTAGE,
     33     SVGContentUtils::X},
     34    {nsGkAtoms::height, 120, SVGLength_Binding::SVG_LENGTHTYPE_PERCENTAGE,
     35     SVGContentUtils::Y},
     36 };
     37 
     38 SVGElement::EnumInfo SVGFilterElement::sEnumInfo[2] = {
     39    {nsGkAtoms::filterUnits, sSVGUnitTypesMap, SVG_UNIT_TYPE_OBJECTBOUNDINGBOX},
     40    {nsGkAtoms::primitiveUnits, sSVGUnitTypesMap,
     41     SVG_UNIT_TYPE_USERSPACEONUSE}};
     42 
     43 SVGElement::StringInfo SVGFilterElement::sStringInfo[2] = {
     44    {nsGkAtoms::href, kNameSpaceID_None, true},
     45    {nsGkAtoms::href, kNameSpaceID_XLink, true}};
     46 
     47 //----------------------------------------------------------------------
     48 // Implementation
     49 
     50 SVGFilterElement::SVGFilterElement(
     51    already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
     52    : SVGFilterElementBase(std::move(aNodeInfo)) {}
     53 
     54 //----------------------------------------------------------------------
     55 // nsINode methods
     56 
     57 NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFilterElement)
     58 
     59 //----------------------------------------------------------------------
     60 
     61 already_AddRefed<DOMSVGAnimatedLength> SVGFilterElement::X() {
     62  return mLengthAttributes[ATTR_X].ToDOMAnimatedLength(this);
     63 }
     64 
     65 already_AddRefed<DOMSVGAnimatedLength> SVGFilterElement::Y() {
     66  return mLengthAttributes[ATTR_Y].ToDOMAnimatedLength(this);
     67 }
     68 
     69 already_AddRefed<DOMSVGAnimatedLength> SVGFilterElement::Width() {
     70  return mLengthAttributes[ATTR_WIDTH].ToDOMAnimatedLength(this);
     71 }
     72 
     73 already_AddRefed<DOMSVGAnimatedLength> SVGFilterElement::Height() {
     74  return mLengthAttributes[ATTR_HEIGHT].ToDOMAnimatedLength(this);
     75 }
     76 
     77 already_AddRefed<DOMSVGAnimatedEnumeration> SVGFilterElement::FilterUnits() {
     78  return mEnumAttributes[FILTERUNITS].ToDOMAnimatedEnum(this);
     79 }
     80 
     81 already_AddRefed<DOMSVGAnimatedEnumeration> SVGFilterElement::PrimitiveUnits() {
     82  return mEnumAttributes[PRIMITIVEUNITS].ToDOMAnimatedEnum(this);
     83 }
     84 
     85 already_AddRefed<DOMSVGAnimatedString> SVGFilterElement::Href() {
     86  return mStringAttributes[HREF].IsExplicitlySet() ||
     87                 !mStringAttributes[XLINK_HREF].IsExplicitlySet()
     88             ? mStringAttributes[HREF].ToDOMAnimatedString(this)
     89             : mStringAttributes[XLINK_HREF].ToDOMAnimatedString(this);
     90 }
     91 
     92 //----------------------------------------------------------------------
     93 // SVGElement methods
     94 
     95 /* virtual */
     96 bool SVGFilterElement::HasValidDimensions() const {
     97  return (!mLengthAttributes[ATTR_WIDTH].IsExplicitlySet() ||
     98          mLengthAttributes[ATTR_WIDTH].GetAnimValInSpecifiedUnits() > 0) &&
     99         (!mLengthAttributes[ATTR_HEIGHT].IsExplicitlySet() ||
    100          mLengthAttributes[ATTR_HEIGHT].GetAnimValInSpecifiedUnits() > 0);
    101 }
    102 
    103 SVGElement::LengthAttributesInfo SVGFilterElement::GetLengthInfo() {
    104  return LengthAttributesInfo(mLengthAttributes, sLengthInfo,
    105                              std::size(sLengthInfo));
    106 }
    107 
    108 SVGElement::EnumAttributesInfo SVGFilterElement::GetEnumInfo() {
    109  return EnumAttributesInfo(mEnumAttributes, sEnumInfo, std::size(sEnumInfo));
    110 }
    111 
    112 SVGElement::StringAttributesInfo SVGFilterElement::GetStringInfo() {
    113  return StringAttributesInfo(mStringAttributes, sStringInfo,
    114                              std::size(sStringInfo));
    115 }
    116 
    117 }  // namespace mozilla::dom