third_party/WebKit/Source/core/style/StyleRareInheritedData.h

   1 /*
   2  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
   3  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
   4  *           (C) 2000 Dirk Mueller (mueller@kde.org)
   5  * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
   6  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Library General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Library General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Library General Public License
  19  * along with this library; see the file COPYING.LIB.  If not, write to
  20  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  21  * Boston, MA 02110-1301, USA.
  22  *
  23  */
  24
  25 #ifndef StyleRareInheritedData_h
  26 #define StyleRareInheritedData_h
  27
  28 #include "core/CoreExport.h"
  29 #include "core/css/StyleColor.h"
  30 #include "core/style/DataRef.h"
  31 #include "platform/Length.h"
  32 #include "platform/graphics/Color.h"
  33 #include "platform/heap/Handle.h"
  34 #include "platform/text/TabSize.h"
  35 #include "wtf/PassRefPtr.h"
  36 #include "wtf/RefCounted.h"
  37 #include "wtf/RefVector.h"
  38 #include "wtf/text/AtomicString.h"
  39
  40 namespace blink {
  41
  42 class AppliedTextDecoration;
  43 class CursorData;
  44 class QuotesData;
  45 class ShadowList;
  46 class StyleImage;
  47
  48 typedef RefVector<AppliedTextDecoration> AppliedTextDecorationList;
  49 #if ENABLE(OILPAN)
  50 typedef HeapVector<CursorData> CursorList;
  51 #else
  52 typedef RefVector<CursorData> CursorList;
  53 #endif
  54
  55 // This struct is for rarely used inherited CSS3, CSS2, and WebKit-specific properties.
  56 // By grouping them together, we save space, and only allocate this object when someone
  57 // actually uses one of these properties.
  58 class CORE_EXPORT StyleRareInheritedData : public RefCounted<StyleRareInheritedData> {
  59 public:
  60     static PassRefPtr<StyleRareInheritedData> create() { return adoptRef(new StyleRareInheritedData); }
  61     PassRefPtr<StyleRareInheritedData> copy() const { return adoptRef(new StyleRareInheritedData(*this)); }
  62     ~StyleRareInheritedData();
  63
  64     bool operator==(const StyleRareInheritedData&) const;
  65     bool operator!=(const StyleRareInheritedData& o) const
  66     {
  67         return !(*this == o);
  68     }
  69     bool shadowDataEquivalent(const StyleRareInheritedData&) const;
  70     bool quotesDataEquivalent(const StyleRareInheritedData&) const;
  71
  72     RefPtrWillBePersistent<StyleImage> listStyleImage;
  73
  74     StyleColor textStrokeColor() const { return m_textStrokeColorIsCurrentColor ? StyleColor::currentColor() : StyleColor(m_textStrokeColor); }
  75     StyleColor textFillColor() const { return m_textFillColorIsCurrentColor ? StyleColor::currentColor() : StyleColor(m_textFillColor); }
  76     StyleColor textEmphasisColor() const { return m_textEmphasisColorIsCurrentColor ? StyleColor::currentColor() : StyleColor(m_textEmphasisColor); }
  77     StyleColor visitedLinkTextStrokeColor() const { return m_visitedLinkTextStrokeColorIsCurrentColor ? StyleColor::currentColor() : StyleColor(m_visitedLinkTextStrokeColor); }
  78     StyleColor visitedLinkTextFillColor() const { return m_visitedLinkTextFillColorIsCurrentColor ? StyleColor::currentColor() : StyleColor(m_visitedLinkTextFillColor); }
  79     StyleColor visitedLinkTextEmphasisColor() const { return m_visitedLinkTextEmphasisColorIsCurrentColor ? StyleColor::currentColor() : StyleColor(m_visitedLinkTextEmphasisColor); }
  80
  81     void setTextStrokeColor(const StyleColor& color) { m_textStrokeColor = color.resolve(Color()); m_textStrokeColorIsCurrentColor = color.isCurrentColor(); }
  82     void setTextFillColor(const StyleColor& color) { m_textFillColor = color.resolve(Color()); m_textFillColorIsCurrentColor = color.isCurrentColor(); }
  83     void setTextEmphasisColor(const StyleColor& color) { m_textEmphasisColor = color.resolve(Color()); m_textEmphasisColorIsCurrentColor = color.isCurrentColor(); }
  84     void setVisitedLinkTextStrokeColor(const StyleColor& color) { m_visitedLinkTextStrokeColor = color.resolve(Color()); m_visitedLinkTextStrokeColorIsCurrentColor = color.isCurrentColor(); }
  85     void setVisitedLinkTextFillColor(const StyleColor& color) { m_visitedLinkTextFillColor = color.resolve(Color()); m_visitedLinkTextFillColorIsCurrentColor = color.isCurrentColor(); }
  86     void setVisitedLinkTextEmphasisColor(const StyleColor& color) { m_visitedLinkTextEmphasisColor = color.resolve(Color()); m_visitedLinkTextEmphasisColorIsCurrentColor = color.isCurrentColor(); }
  87
  88     Color m_textStrokeColor;
  89     float textStrokeWidth;
  90     Color m_textFillColor;
  91     Color m_textEmphasisColor;
  92
  93     Color m_visitedLinkTextStrokeColor;
  94     Color m_visitedLinkTextFillColor;
  95     Color m_visitedLinkTextEmphasisColor;
  96
  97     RefPtr<ShadowList> textShadow; // Our text shadow information for shadowed text drawing.
  98     AtomicString highlight; // Apple-specific extension for custom highlight rendering.
  99
 100     RefPtrWillBePersistent<CursorList> cursorData;
 101
 102     Length indent;
 103     float m_effectiveZoom;
 104
 105     // Paged media properties.
 106     short widows;
 107     short orphans;
 108     unsigned m_hasAutoOrphans : 1;
 109
 110     unsigned m_textStrokeColorIsCurrentColor : 1;
 111     unsigned m_textFillColorIsCurrentColor : 1;
 112     unsigned m_textEmphasisColorIsCurrentColor : 1;
 113     unsigned m_visitedLinkTextStrokeColorIsCurrentColor : 1;
 114     unsigned m_visitedLinkTextFillColorIsCurrentColor : 1;
 115     unsigned m_visitedLinkTextEmphasisColorIsCurrentColor : 1;
 116
 117     unsigned textSecurity : 2; // ETextSecurity
 118     unsigned userModify : 2; // EUserModify (editing)
 119     unsigned wordBreak : 2; // EWordBreak
 120     unsigned overflowWrap : 1; // EOverflowWrap
 121     unsigned lineBreak : 3; // LineBreak
 122     unsigned userSelect : 2; // EUserSelect
 123     unsigned speak : 3; // ESpeak
 124     unsigned hyphens : 2; // Hyphens
 125     unsigned textEmphasisFill : 1; // TextEmphasisFill
 126     unsigned textEmphasisMark : 3; // TextEmphasisMark
 127     unsigned textEmphasisPosition : 1; // TextEmphasisPosition
 128     unsigned m_textAlignLast : 3; // TextAlignLast
 129     unsigned m_textJustify : 2; // TextJustify
 130     unsigned m_textOrientation : 2; // TextOrientation
 131     unsigned m_textCombine : 1; // CSS3 text-combine properties
 132     unsigned m_textIndentLine : 1; // TextIndentEachLine
 133     unsigned m_textIndentType : 1; // TextIndentHanging
 134     // CSS Image Values Level 3
 135     unsigned m_imageRendering : 3; // EImageRendering
 136     unsigned m_textUnderlinePosition : 1; // TextUnderlinePosition
 137     unsigned m_rubyPosition : 1; // RubyPosition
 138
 139     // Though will-change is not itself an inherited property, the intent
 140     // expressed by 'will-change: contents' includes descendants.
 141     unsigned m_subtreeWillChangeContents : 1;
 142
 143     unsigned m_selfOrAncestorHasDirAutoAttribute : 1;
 144
 145     unsigned m_respectImageOrientation : 1;
 146
 147     AtomicString hyphenationString;
 148     short hyphenationLimitBefore;
 149     short hyphenationLimitAfter;
 150     short hyphenationLimitLines;
 151
 152     AtomicString locale;
 153
 154     AtomicString textEmphasisCustomMark;
 155     RefPtr<QuotesData> quotes;
 156
 157     Color tapHighlightColor;
 158
 159     RefPtr<AppliedTextDecorationList> appliedTextDecorations;
 160     TabSize m_tabSize;
 161
 162 private:
 163     StyleRareInheritedData();
 164     StyleRareInheritedData(const StyleRareInheritedData&);
 165 };
 166
 167 } // namespace blink
 168
 169 #endif // StyleRareInheritedData_h