tor-browser

The Tor Browser
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SVGPatternElement.cpp (5779B)

      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/SVGPatternElement.h"
      8 
      9 #include "DOMSVGAnimatedTransformList.h"
     10 #include "mozilla/AlreadyAddRefed.h"
     11 #include "mozilla/dom/SVGLengthBinding.h"
     12 #include "mozilla/dom/SVGPatternElementBinding.h"
     13 #include "mozilla/dom/SVGUnitTypesBinding.h"
     14 #include "nsGkAtoms.h"
     15 
     16 NS_IMPL_NS_NEW_SVG_ELEMENT(Pattern)
     17 
     18 namespace mozilla::dom {
     19 
     20 using namespace SVGUnitTypes_Binding;
     21 
     22 JSObject* SVGPatternElement::WrapNode(JSContext* aCx,
     23                                      JS::Handle<JSObject*> aGivenProto) {
     24  return SVGPatternElement_Binding::Wrap(aCx, this, aGivenProto);
     25 }
     26 
     27 //--------------------- Patterns ------------------------
     28 
     29 SVGElement::LengthInfo SVGPatternElement::sLengthInfo[4] = {
     30    {nsGkAtoms::x, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER,
     31     SVGContentUtils::X},
     32    {nsGkAtoms::y, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER,
     33     SVGContentUtils::Y},
     34    {nsGkAtoms::width, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER,
     35     SVGContentUtils::X},
     36    {nsGkAtoms::height, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER,
     37     SVGContentUtils::Y},
     38 };
     39 
     40 SVGElement::EnumInfo SVGPatternElement::sEnumInfo[2] = {
     41    {nsGkAtoms::patternUnits, sSVGUnitTypesMap,
     42     SVG_UNIT_TYPE_OBJECTBOUNDINGBOX},
     43    {nsGkAtoms::patternContentUnits, sSVGUnitTypesMap,
     44     SVG_UNIT_TYPE_USERSPACEONUSE}};
     45 
     46 SVGElement::StringInfo SVGPatternElement::sStringInfo[2] = {
     47    {nsGkAtoms::href, kNameSpaceID_None, true},
     48    {nsGkAtoms::href, kNameSpaceID_XLink, true}};
     49 
     50 //----------------------------------------------------------------------
     51 // Implementation
     52 
     53 SVGPatternElement::SVGPatternElement(
     54    already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
     55    : SVGPatternElementBase(std::move(aNodeInfo)) {}
     56 
     57 //----------------------------------------------------------------------
     58 // nsINode method
     59 
     60 NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGPatternElement)
     61 
     62 //----------------------------------------------------------------------
     63 
     64 already_AddRefed<SVGAnimatedRect> SVGPatternElement::ViewBox() {
     65  return mViewBox.ToSVGAnimatedRect(this);
     66 }
     67 
     68 bool SVGPatternElement::IsAttributeMapped(const nsAtom* aAttribute) const {
     69  return aAttribute == nsGkAtoms::patternTransform ||
     70         SVGPatternElementBase::IsAttributeMapped(aAttribute);
     71 }
     72 
     73 already_AddRefed<DOMSVGAnimatedPreserveAspectRatio>
     74 SVGPatternElement::PreserveAspectRatio() {
     75  return mPreserveAspectRatio.ToDOMAnimatedPreserveAspectRatio(this);
     76 }
     77 
     78 //----------------------------------------------------------------------
     79 
     80 already_AddRefed<DOMSVGAnimatedEnumeration> SVGPatternElement::PatternUnits() {
     81  return mEnumAttributes[PATTERNUNITS].ToDOMAnimatedEnum(this);
     82 }
     83 
     84 already_AddRefed<DOMSVGAnimatedEnumeration>
     85 SVGPatternElement::PatternContentUnits() {
     86  return mEnumAttributes[PATTERNCONTENTUNITS].ToDOMAnimatedEnum(this);
     87 }
     88 
     89 already_AddRefed<DOMSVGAnimatedTransformList>
     90 SVGPatternElement::PatternTransform() {
     91  // We're creating a DOM wrapper, so we must tell GetAnimatedTransformList
     92  // to allocate the DOMSVGAnimatedTransformList if it hasn't already done so:
     93  return DOMSVGAnimatedTransformList::GetDOMWrapper(
     94      GetAnimatedTransformList(DO_ALLOCATE), this);
     95 }
     96 
     97 already_AddRefed<DOMSVGAnimatedLength> SVGPatternElement::X() {
     98  return mLengthAttributes[ATTR_X].ToDOMAnimatedLength(this);
     99 }
    100 
    101 already_AddRefed<DOMSVGAnimatedLength> SVGPatternElement::Y() {
    102  return mLengthAttributes[ATTR_Y].ToDOMAnimatedLength(this);
    103 }
    104 
    105 already_AddRefed<DOMSVGAnimatedLength> SVGPatternElement::Width() {
    106  return mLengthAttributes[ATTR_WIDTH].ToDOMAnimatedLength(this);
    107 }
    108 
    109 already_AddRefed<DOMSVGAnimatedLength> SVGPatternElement::Height() {
    110  return mLengthAttributes[ATTR_HEIGHT].ToDOMAnimatedLength(this);
    111 }
    112 
    113 already_AddRefed<DOMSVGAnimatedString> SVGPatternElement::Href() {
    114  return mStringAttributes[HREF].IsExplicitlySet() ||
    115                 !mStringAttributes[XLINK_HREF].IsExplicitlySet()
    116             ? mStringAttributes[HREF].ToDOMAnimatedString(this)
    117             : mStringAttributes[XLINK_HREF].ToDOMAnimatedString(this);
    118 }
    119 
    120 //----------------------------------------------------------------------
    121 // SVGElement methods
    122 
    123 SVGAnimatedTransformList* SVGPatternElement::GetAnimatedTransformList(
    124    uint32_t aFlags) {
    125  if (!mPatternTransform && (aFlags & DO_ALLOCATE)) {
    126    mPatternTransform = MakeUnique<SVGAnimatedTransformList>();
    127  }
    128  return mPatternTransform.get();
    129 }
    130 
    131 /* virtual */
    132 bool SVGPatternElement::HasValidDimensions() const {
    133  return mLengthAttributes[ATTR_WIDTH].IsExplicitlySet() &&
    134         mLengthAttributes[ATTR_WIDTH].GetAnimValInSpecifiedUnits() > 0 &&
    135         mLengthAttributes[ATTR_HEIGHT].IsExplicitlySet() &&
    136         mLengthAttributes[ATTR_HEIGHT].GetAnimValInSpecifiedUnits() > 0;
    137 }
    138 
    139 SVGElement::LengthAttributesInfo SVGPatternElement::GetLengthInfo() {
    140  return LengthAttributesInfo(mLengthAttributes, sLengthInfo,
    141                              std::size(sLengthInfo));
    142 }
    143 
    144 SVGElement::EnumAttributesInfo SVGPatternElement::GetEnumInfo() {
    145  return EnumAttributesInfo(mEnumAttributes, sEnumInfo, std::size(sEnumInfo));
    146 }
    147 
    148 SVGAnimatedViewBox* SVGPatternElement::GetAnimatedViewBox() {
    149  return &mViewBox;
    150 }
    151 
    152 SVGAnimatedPreserveAspectRatio*
    153 SVGPatternElement::GetAnimatedPreserveAspectRatio() {
    154  return &mPreserveAspectRatio;
    155 }
    156 
    157 SVGElement::StringAttributesInfo SVGPatternElement::GetStringInfo() {
    158  return StringAttributesInfo(mStringAttributes, sStringInfo,
    159                              std::size(sStringInfo));
    160 }
    161 
    162 }  // namespace mozilla::dom