Implementation of CSS3 nav-up/down/left/right properties from CSS3 UI.

Source/core/rendering/style/StyleRareNonInheritedData.cpp

 /*
  * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
+ * Copyright (C) 2013 Opera Software ASA. 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
@@ skipping 94 matching lines @@
     , m_grid(o.m_grid)
     , m_gridItem(o.m_gridItem)
     , m_content(o.m_content ? o.m_content->clone() : nullptr)
     , m_counterDirectives(o.m_counterDirectives ? clone(*o.m_counterDirectives) : nullptr)
     , m_boxShadow(o.m_boxShadow)
     , m_boxReflect(o.m_boxReflect)
     , m_animations(o.m_animations ? adoptPtrWillBeNoop(new CSSAnimationDataList(*o.m_animations)) : nullptr)
     , m_transitions(o.m_transitions ? adoptPtrWillBeNoop(new CSSAnimationDataList(*o.m_transitions)) : nullptr)
     , m_mask(o.m_mask)
     , m_maskBoxImage(o.m_maskBoxImage)
+    , m_navigation(o.m_navigation ? adoptPtr(new StyleNavigationData(*o.m_navigation)) : nullptr)
     , m_pageSize(o.m_pageSize)
     , m_shapeOutside(o.m_shapeOutside)
     , m_shapeMargin(o.m_shapeMargin)
     , m_shapeImageThreshold(o.m_shapeImageThreshold)
     , m_clipPath(o.m_clipPath)
     , m_textDecorationColor(o.m_textDecorationColor)
     , m_visitedLinkTextDecorationColor(o.m_visitedLinkTextDecorationColor)
     , m_visitedLinkBackgroundColor(o.m_visitedLinkBackgroundColor)
     , m_visitedLinkOutlineColor(o.m_visitedLinkOutlineColor)
     , m_visitedLinkBorderLeftColor(o.m_visitedLinkBorderLeftColor)
@@ skipping 58 matching lines @@
         && m_willChange == o.m_willChange
         && m_filter == o.m_filter
         && m_grid == o.m_grid
         && m_gridItem == o.m_gridItem
         && contentDataEquivalent(o)
         && counterDataEquivalent(o)
         && shadowDataEquivalent(o)
         && reflectionDataEquivalent(o)
         && animationDataEquivalent(o)
         && transitionDataEquivalent(o)
+        && navigationDataEquivalent(o)
         && m_mask == o.m_mask
         && m_maskBoxImage == o.m_maskBoxImage
         && m_pageSize == o.m_pageSize
         && m_shapeOutside == o.m_shapeOutside
         && m_shapeMargin == o.m_shapeMargin
         && m_shapeImageThreshold == o.m_shapeImageThreshold
         && m_clipPath == o.m_clipPath
         && m_textDecorationColor == o.m_textDecorationColor
         && m_visitedLinkTextDecorationColor == o.m_visitedLinkTextDecorationColor
         && m_visitedLinkBackgroundColor == o.m_visitedLinkBackgroundColor
@@ skipping 41 matching lines @@
     ContentData* b = o.m_content.get();
 
     while (a && b && *a == *b) {
         a = a->next();
         b = b->next();
     }
 
     return !a && !b;
 }
 
+bool StyleRareNonInheritedData::navigationDataEquivalent(const StyleRareNonInheritedData& o) const
+{
+    StyleNavigationData* a = m_navigation.get();
+    StyleNavigationData* b = o.m_navigation.get();
+
+    return a && b && *a == *b;
+}
+
 bool StyleRareNonInheritedData::counterDataEquivalent(const StyleRareNonInheritedData& o) const
 {
     if (m_counterDirectives.get() == o.m_counterDirectives.get())
         return true;
 
     if (m_counterDirectives && o.m_counterDirectives && *m_counterDirectives == *o.m_counterDirectives)
         return true;
 
     return false;
 }
@@ skipping 34 matching lines @@
         return false;
     return true;
 }
 
 bool StyleRareNonInheritedData::hasFilters() const
 {
     return m_filter.get() && !m_filter->m_operations.isEmpty();
 }
 
 } // namespace WebCore