tor-browser

The Tor Browser
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SVGGeometryProperty.cpp (2207B)

      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 "SVGGeometryProperty.h"
      8 
      9 #include "SVGCircleElement.h"
     10 #include "SVGEllipseElement.h"
     11 #include "SVGForeignObjectElement.h"
     12 #include "SVGImageElement.h"
     13 #include "SVGRectElement.h"
     14 #include "SVGUseElement.h"
     15 
     16 namespace mozilla::dom::SVGGeometryProperty {
     17 
     18 NonCustomCSSPropertyId AttrEnumToCSSPropId(const SVGElement* aElement,
     19                                           uint8_t aAttrEnum) {
     20  // This is a very trivial function only applied to a few elements,
     21  // so we want to avoid making it virtual.
     22  if (aElement->IsSVGElement(nsGkAtoms::rect)) {
     23    return SVGRectElement::GetCSSPropertyIdForAttrEnum(aAttrEnum);
     24  }
     25  if (aElement->IsSVGElement(nsGkAtoms::circle)) {
     26    return SVGCircleElement::GetCSSPropertyIdForAttrEnum(aAttrEnum);
     27  }
     28  if (aElement->IsSVGElement(nsGkAtoms::ellipse)) {
     29    return SVGEllipseElement::GetCSSPropertyIdForAttrEnum(aAttrEnum);
     30  }
     31  if (aElement->IsSVGElement(nsGkAtoms::image)) {
     32    return SVGImageElement::GetCSSPropertyIdForAttrEnum(aAttrEnum);
     33  }
     34  if (aElement->IsSVGElement(nsGkAtoms::foreignObject)) {
     35    return SVGForeignObjectElement::GetCSSPropertyIdForAttrEnum(aAttrEnum);
     36  }
     37  if (aElement->IsSVGElement(nsGkAtoms::use)) {
     38    return SVGUseElement::GetCSSPropertyIdForAttrEnum(aAttrEnum);
     39  }
     40  return eCSSProperty_UNKNOWN;
     41 }
     42 
     43 bool IsNonNegativeGeometryProperty(NonCustomCSSPropertyId aProp) {
     44  return aProp == eCSSProperty_r || aProp == eCSSProperty_rx ||
     45         aProp == eCSSProperty_ry || aProp == eCSSProperty_width ||
     46         aProp == eCSSProperty_height;
     47 }
     48 
     49 bool ElementMapsLengthsToStyle(SVGElement const* aElement) {
     50  return aElement->IsAnyOfSVGElements(nsGkAtoms::rect, nsGkAtoms::circle,
     51                                      nsGkAtoms::ellipse, nsGkAtoms::image,
     52                                      nsGkAtoms::foreignObject, nsGkAtoms::use);
     53 }
     54 
     55 }  // namespace mozilla::dom::SVGGeometryProperty