WebCore/rendering/style/StyleInheritedData.cpp

   1 /*
   2  * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org)
   3  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public License
  16  * along with this library; see the file COPYING.LIB.  If not, write to
  17  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  18  * Boston, MA 02110-1301, USA.
  19  *
  20  */
  21
  22 #include "config.h"
  23 #include "StyleRareInheritedData.h"
  24
  25 #include "RenderStyle.h"
  26 #include "StyleImage.h"
  27
  28 namespace WebCore {
  29
  30 StyleInheritedData::StyleInheritedData()
  31     : indent(RenderStyle::initialTextIndent())
  32     , line_height(RenderStyle::initialLineHeight())
  33     , list_style_image(RenderStyle::initialListStyleImage())
  34     , color(RenderStyle::initialColor())
  35     , m_effectiveZoom(RenderStyle::initialZoom())
  36     , horizontal_border_spacing(RenderStyle::initialHorizontalBorderSpacing())
  37     , vertical_border_spacing(RenderStyle::initialVerticalBorderSpacing())
  38     , widows(RenderStyle::initialWidows())
  39     , orphans(RenderStyle::initialOrphans())
  40     , page_break_inside(RenderStyle::initialPageBreak())
  41 {
  42 }
  43
  44 StyleInheritedData::~StyleInheritedData()
  45 {
  46 }
  47
  48 StyleInheritedData::StyleInheritedData(const StyleInheritedData& o)
  49     : RefCounted<StyleInheritedData>()
  50     , indent(o.indent)
  51     , line_height(o.line_height)
  52     , list_style_image(o.list_style_image)
  53     , cursorData(o.cursorData)
  54     , font(o.font)
  55     , color(o.color)
  56     , m_effectiveZoom(o.m_effectiveZoom)
  57     , horizontal_border_spacing(o.horizontal_border_spacing)
  58     , vertical_border_spacing(o.vertical_border_spacing)
  59     , widows(o.widows)
  60     , orphans(o.orphans)
  61     , page_break_inside(o.page_break_inside)
  62 {
  63 }
  64
  65 static bool cursorDataEquivalent(const CursorList* c1, const CursorList* c2)
  66 {
  67     if (c1 == c2)
  68         return true;
  69     if (!c1 && c2 || c1 && !c2)
  70         return false;
  71     return (*c1 == *c2);
  72 }
  73
  74 bool StyleInheritedData::operator==(const StyleInheritedData& o) const
  75 {
  76     return
  77         indent == o.indent &&
  78         line_height == o.line_height &&
  79         StyleImage::imagesEquivalent(list_style_image.get(), o.list_style_image.get()) &&
  80         cursorDataEquivalent(cursorData.get(), o.cursorData.get()) &&
  81         font == o.font &&
  82         color == o.color &&
  83         m_effectiveZoom == o.m_effectiveZoom &&
  84         horizontal_border_spacing == o.horizontal_border_spacing &&
  85         vertical_border_spacing == o.vertical_border_spacing &&
  86         widows == o.widows &&
  87         orphans == o.orphans &&
  88         page_break_inside == o.page_break_inside;
  89 }
  90
  91 } // namespace WebCore