[SVG2] Add getters and setters to SVG*List interfaces.

Source/core/svg/SVGLengthList.cpp

 /*
  * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006 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 101 matching lines @@
         const UChar* ptr = value.characters16();
         const UChar* end = ptr + value.length();
         parseInternal(ptr, end, exceptionState);
     }
 }
 
 void SVGLengthList::add(PassRefPtr<NewSVGPropertyBase> other, SVGElement* contextElement)
 {
     RefPtr<SVGLengthList> otherList = toSVGLengthList(other);
 
-    if (numberOfItems() != otherList->numberOfItems())
+    if (length() != otherList->length())
         return;
 
     SVGLengthContext lengthContext(contextElement);
-    for (size_t i = 0; i < numberOfItems(); ++i)
+    for (size_t i = 0; i < length(); ++i)
         at(i)->setValue(at(i)->value(lengthContext) + otherList->at(i)->value(lengthContext), lengthContext, ASSERT_NO_EXCEPTION);
 }
 
 bool SVGLengthList::adjustFromToListValues(PassRefPtr<SVGLengthList> passFromList, PassRefPtr<SVGLengthList> passToList, float percentage, bool isToAnimation, bool resizeAnimatedListIfNeeded)
 {
     RefPtr<SVGLengthList> fromList = passFromList;
     RefPtr<SVGLengthList> toList = passToList;
 
     // If no 'to' value is given, nothing to animate.
-    size_t toListSize = toList->numberOfItems();
+    size_t toListSize = toList->length();
     if (!toListSize)
         return false;
 
     // If the 'from' value is given and it's length doesn't match the 'to' value list length, fallback to a discrete animation.
-    size_t fromListSize = fromList->numberOfItems();
+    size_t fromListSize = fromList->length();
     if (fromListSize != toListSize && fromListSize) {
         if (percentage < 0.5) {
             if (!isToAnimation)
                 deepCopy(fromList);
         } else {
             deepCopy(toList);
         }
 
         return false;
     }
 
     ASSERT(!fromListSize || fromListSize == toListSize);
-    if (resizeAnimatedListIfNeeded && numberOfItems() < toListSize) {
-        size_t paddingCount = toListSize - numberOfItems();
+    if (resizeAnimatedListIfNeeded && length() < toListSize) {
+        size_t paddingCount = toListSize - length();
         for (size_t i = 0; i < paddingCount; ++i)
             append(SVGLength::create(m_mode));
     }
 
     return true;
 }
 
 void SVGLengthList::calculateAnimatedValue(SVGAnimationElement* animationElement, float percentage, unsigned repeatCount, PassRefPtr<NewSVGPropertyBase> fromValue, PassRefPtr<NewSVGPropertyBase> toValue, PassRefPtr<NewSVGPropertyBase> toAtEndOfDurationValue, SVGElement* contextElement)
 {
     RefPtr<SVGLengthList> fromList = toSVGLengthList(fromValue);
     RefPtr<SVGLengthList> toList = toSVGLengthList(toValue);
     RefPtr<SVGLengthList> toAtEndOfDurationList = toSVGLengthList(toAtEndOfDurationValue);
 
     SVGLengthContext lengthContext(contextElement);
     ASSERT(m_mode == SVGLength::lengthModeForAnimatedLengthAttribute(animationElement->attributeName()));
 
-    size_t fromLengthListSize = fromList->numberOfItems();
-    size_t toLengthListSize = toList->numberOfItems();
-    size_t toAtEndOfDurationListSize = toAtEndOfDurationList->numberOfItems();
+    size_t fromLengthListSize = fromList->length();
+    size_t toLengthListSize = toList->length();
+    size_t toAtEndOfDurationListSize = toAtEndOfDurationList->length();
 
     if (!adjustFromToListValues(fromList, toList, percentage, animationElement->animationMode() == ToAnimation, true))
         return;
 
     for (size_t i = 0; i < toLengthListSize; ++i) {
         float animatedNumber = at(i)->value(lengthContext);
         SVGLengthType unitType = toList->at(i)->unitType();
         float effectiveFrom = 0;
         if (fromLengthListSize) {
             if (percentage < 0.5)
                 unitType = fromList->at(i)->unitType();
             effectiveFrom = fromList->at(i)->value(lengthContext);
         }
         float effectiveTo = toList->at(i)->value(lengthContext);
         float effectiveToAtEnd = i < toAtEndOfDurationListSize ? toAtEndOfDurationList->at(i)->value(lengthContext) : 0;
 
         animationElement->animateAdditiveNumber(percentage, repeatCount, effectiveFrom, effectiveTo, effectiveToAtEnd, animatedNumber);
         at(i)->setUnitType(unitType);
         at(i)->setValue(animatedNumber, lengthContext, ASSERT_NO_EXCEPTION);
     }
 }
 
 float SVGLengthList::calculateDistance(PassRefPtr<NewSVGPropertyBase> to, SVGElement*)
 {
     // FIXME: Distance calculation is not possible for SVGLengthList right now. We need the distance for every single value.
     return -1;
 }
 }