Move pathLength attribute from SVGPathElement to SVGGeometryElement.

third_party/WebKit/Source/core/svg/SVGPathElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 12 matching lines @@
 #include "core/css/CSSIdentifierValue.h"
 #include "core/dom/StyleChangeReason.h"
 #include "core/layout/svg/LayoutSVGPath.h"
 #include "core/svg/SVGMPathElement.h"
 #include "core/svg/SVGPathQuery.h"
 #include "core/svg/SVGPathUtilities.h"
 #include "core/svg/SVGPointTearOff.h"
 
 namespace blink {
 
-class SVGAnimatedPathLength final : public SVGAnimatedNumber {
- public:
-  static SVGAnimatedPathLength* create(SVGPathElement* contextElement) {
-    return new SVGAnimatedPathLength(contextElement);
-  }
-
-  SVGParsingError setBaseValueAsString(const String& value) override {
-    SVGParsingError parseStatus =
-        SVGAnimatedNumber::setBaseValueAsString(value);
-    if (parseStatus == SVGParseStatus::NoError && baseValue()->value() < 0)
-      parseStatus = SVGParseStatus::NegativeValue;
-    return parseStatus;
-  }
-
- private:
-  explicit SVGAnimatedPathLength(SVGPathElement* contextElement)
-      : SVGAnimatedNumber(contextElement,
-                          SVGNames::pathLengthAttr,
-                          SVGNumber::create()) {}
-};
-
 inline SVGPathElement::SVGPathElement(Document& document)
     : SVGGeometryElement(SVGNames::pathTag, document),
-      m_pathLength(SVGAnimatedPathLength::create(this)),
       m_path(SVGAnimatedPath::create(this, SVGNames::dAttr, CSSPropertyD)) {
-  addToPropertyMap(m_pathLength);
   addToPropertyMap(m_path);
 }
 
 DEFINE_TRACE(SVGPathElement) {
-  visitor->trace(m_pathLength);
   visitor->trace(m_path);
   SVGGeometryElement::trace(visitor);
 }
 
 DEFINE_NODE_FACTORY(SVGPathElement)
 
 Path SVGPathElement::attributePath() const {
   return m_path->currentValue()->stylePath()->path();
 }
 
 const StylePath* SVGPathElement::stylePath() const {
   if (LayoutObject* layoutObject = this->layoutObject()) {
     const StylePath* stylePath = layoutObject->styleRef().svgStyle().d();
     if (stylePath)
       return stylePath;
     return StylePath::emptyPath();
   }
   return m_path->currentValue()->stylePath();
 }
 
-float SVGPathElement::pathLengthScaleFactor() const {
-  if (!pathLength()->isSpecified())
-    return 1;
-  float authorPathLength = pathLength()->currentValue()->value();
-  if (authorPathLength < 0)
-    return 1;
-  if (!authorPathLength)
-    return 0;
-  float computedPathLength = stylePath()->length();
-  if (!computedPathLength)
-    return 1;
-  return computedPathLength / authorPathLength;
+float SVGPathElement::computePathLength() const {
+  return stylePath()->length();
 }
 
 Path SVGPathElement::asPath() const {
   return stylePath()->path();
 }
 
 float SVGPathElement::getTotalLength() {
   document().updateStyleAndLayoutIgnorePendingStylesheets();
   return SVGPathQuery(pathByteStream()).getTotalLength();
 }
@@ skipping 86 matching lines @@
 }
 
 FloatRect SVGPathElement::getBBox() {
   document().updateStyleAndLayoutIgnorePendingStylesheets();
 
   // We want the exact bounds.
   return SVGPathElement::asPath().boundingRect(Path::BoundsType::Exact);
 }
 
 }  // namespace blink