Make SVGLengthMode an enum class

Source/core/svg/SVGLength.cpp

 /*
  * Copyright (C) 2004, 2005, 2006 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) 2007 Apple Inc. All rights reserved.
  *
  * 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.
  *
@@ skipping 99 matching lines @@
         return type;
 
     return LengthTypeUnknown;
 }
 
 } // namespace
 
 SVGLength::SVGLength(SVGLengthMode mode)
     : SVGPropertyBase(classType())
     , m_valueInSpecifiedUnits(0)
-    , m_unitMode(mode)
+    , m_unitMode(static_cast<unsigned>(mode))
     , m_unitType(LengthTypeNumber)
 {
+    ASSERT(unitMode() == mode);
 }
 
 SVGLength::SVGLength(const SVGLength& o)
     : SVGPropertyBase(classType())
     , m_valueInSpecifiedUnits(o.m_valueInSpecifiedUnits)
     , m_unitMode(o.m_unitMode)
     , m_unitType(o.m_unitType)
 {
 }
 
@@ skipping 219 matching lines @@
 
     return CSSPrimitiveValue::create(length->valueInSpecifiedUnits(), cssType);
 }
 
 SVGLengthMode SVGLength::lengthModeForAnimatedLengthAttribute(const QualifiedName& attrName)
 {
     typedef HashMap<QualifiedName, SVGLengthMode> LengthModeForLengthAttributeMap;
     DEFINE_STATIC_LOCAL(LengthModeForLengthAttributeMap, s_lengthModeMap, ());
 
     if (s_lengthModeMap.isEmpty()) {
-        s_lengthModeMap.set(SVGNames::xAttr, LengthModeWidth);
-        s_lengthModeMap.set(SVGNames::yAttr, LengthModeHeight);
-        s_lengthModeMap.set(SVGNames::cxAttr, LengthModeWidth);
-        s_lengthModeMap.set(SVGNames::cyAttr, LengthModeHeight);
-        s_lengthModeMap.set(SVGNames::dxAttr, LengthModeWidth);
-        s_lengthModeMap.set(SVGNames::dyAttr, LengthModeHeight);
-        s_lengthModeMap.set(SVGNames::fxAttr, LengthModeWidth);
-        s_lengthModeMap.set(SVGNames::fyAttr, LengthModeHeight);
-        s_lengthModeMap.set(SVGNames::rAttr, LengthModeOther);
-        s_lengthModeMap.set(SVGNames::rxAttr, LengthModeWidth);
-        s_lengthModeMap.set(SVGNames::ryAttr, LengthModeHeight);
-        s_lengthModeMap.set(SVGNames::widthAttr, LengthModeWidth);
-        s_lengthModeMap.set(SVGNames::heightAttr, LengthModeHeight);
-        s_lengthModeMap.set(SVGNames::x1Attr, LengthModeWidth);
-        s_lengthModeMap.set(SVGNames::x2Attr, LengthModeWidth);
-        s_lengthModeMap.set(SVGNames::y1Attr, LengthModeHeight);
-        s_lengthModeMap.set(SVGNames::y2Attr, LengthModeHeight);
-        s_lengthModeMap.set(SVGNames::refXAttr, LengthModeWidth);
-        s_lengthModeMap.set(SVGNames::refYAttr, LengthModeHeight);
-        s_lengthModeMap.set(SVGNames::markerWidthAttr, LengthModeWidth);
-        s_lengthModeMap.set(SVGNames::markerHeightAttr, LengthModeHeight);
-        s_lengthModeMap.set(SVGNames::textLengthAttr, LengthModeWidth);
-        s_lengthModeMap.set(SVGNames::startOffsetAttr, LengthModeWidth);
+        s_lengthModeMap.set(SVGNames::xAttr, SVGLengthMode::Width);
+        s_lengthModeMap.set(SVGNames::yAttr, SVGLengthMode::Height);
+        s_lengthModeMap.set(SVGNames::cxAttr, SVGLengthMode::Width);
+        s_lengthModeMap.set(SVGNames::cyAttr, SVGLengthMode::Height);
+        s_lengthModeMap.set(SVGNames::dxAttr, SVGLengthMode::Width);
+        s_lengthModeMap.set(SVGNames::dyAttr, SVGLengthMode::Height);
+        s_lengthModeMap.set(SVGNames::fxAttr, SVGLengthMode::Width);
+        s_lengthModeMap.set(SVGNames::fyAttr, SVGLengthMode::Height);
+        s_lengthModeMap.set(SVGNames::rAttr, SVGLengthMode::Other);
+        s_lengthModeMap.set(SVGNames::rxAttr, SVGLengthMode::Width);
+        s_lengthModeMap.set(SVGNames::ryAttr, SVGLengthMode::Height);
+        s_lengthModeMap.set(SVGNames::widthAttr, SVGLengthMode::Width);
+        s_lengthModeMap.set(SVGNames::heightAttr, SVGLengthMode::Height);
+        s_lengthModeMap.set(SVGNames::x1Attr, SVGLengthMode::Width);
+        s_lengthModeMap.set(SVGNames::x2Attr, SVGLengthMode::Width);
+        s_lengthModeMap.set(SVGNames::y1Attr, SVGLengthMode::Height);
+        s_lengthModeMap.set(SVGNames::y2Attr, SVGLengthMode::Height);
+        s_lengthModeMap.set(SVGNames::refXAttr, SVGLengthMode::Width);
+        s_lengthModeMap.set(SVGNames::refYAttr, SVGLengthMode::Height);
+        s_lengthModeMap.set(SVGNames::markerWidthAttr, SVGLengthMode::Width);
+        s_lengthModeMap.set(SVGNames::markerHeightAttr, SVGLengthMode::Height);
+        s_lengthModeMap.set(SVGNames::textLengthAttr, SVGLengthMode::Width);
+        s_lengthModeMap.set(SVGNames::startOffsetAttr, SVGLengthMode::Width);
     }
 
     if (s_lengthModeMap.contains(attrName))
         return s_lengthModeMap.get(attrName);
 
-    return LengthModeOther;
+    return SVGLengthMode::Other;
 }
 
 PassRefPtrWillBeRawPtr<SVGLength> SVGLength::blend(PassRefPtrWillBeRawPtr<SVGLength> passFrom, float progress) const
 {
     RefPtrWillBeRawPtr<SVGLength> from = passFrom;
 
     SVGLengthType toType = unitType();
     SVGLengthType fromType = from->unitType();
     if ((from->isZero() && isZero())
         || fromType == LengthTypeUnknown
@@ skipping 57 matching lines @@
 
 float SVGLength::calculateDistance(PassRefPtrWillBeRawPtr<SVGPropertyBase> toValue, SVGElement* contextElement)
 {
     SVGLengthContext lengthContext(contextElement);
     RefPtrWillBeRawPtr<SVGLength> toLength = toSVGLength(toValue);
 
     return fabsf(toLength->value(lengthContext) - value(lengthContext));
 }
 
 }