• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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 StyleRareNonInheritedData_h
26 #define StyleRareNonInheritedData_h
27 
28 #include "core/rendering/ClipPathOperation.h"
29 #include "core/rendering/style/BasicShapes.h"
30 #include "core/rendering/style/CounterDirectives.h"
31 #include "core/rendering/style/CursorData.h"
32 #include "core/rendering/style/DataRef.h"
33 #include "core/rendering/style/FillLayer.h"
34 #include "core/rendering/style/LineClampValue.h"
35 #include "core/rendering/style/NinePieceImage.h"
36 #include "core/rendering/style/RenderStyleConstants.h"
37 #include "core/rendering/style/ShapeValue.h"
38 #include "platform/LengthPoint.h"
39 #include "wtf/OwnPtr.h"
40 #include "wtf/PassRefPtr.h"
41 #include "wtf/Vector.h"
42 
43 namespace WebCore {
44 
45 class ContentData;
46 class CSSAnimationDataList;
47 class ShadowList;
48 class StyleDeprecatedFlexibleBoxData;
49 class StyleFilterData;
50 class StyleFlexibleBoxData;
51 class StyleGridData;
52 class StyleGridItemData;
53 class StyleMarqueeData;
54 class StyleMultiColData;
55 class StyleReflection;
56 class StyleResolver;
57 class StyleTransformData;
58 
59 struct LengthSize;
60 
61 // Page size type.
62 // StyleRareNonInheritedData::m_pageSize is meaningful only when
63 // StyleRareNonInheritedData::m_pageSizeType is PAGE_SIZE_RESOLVED.
64 enum PageSizeType {
65     PAGE_SIZE_AUTO, // size: auto
66     PAGE_SIZE_AUTO_LANDSCAPE, // size: landscape
67     PAGE_SIZE_AUTO_PORTRAIT, // size: portrait
68     PAGE_SIZE_RESOLVED // Size is fully resolved.
69 };
70 
71 // This struct is for rarely used non-inherited CSS3, CSS2, and WebKit-specific properties.
72 // By grouping them together, we save space, and only allocate this object when someone
73 // actually uses one of these properties.
74 class StyleRareNonInheritedData : public RefCounted<StyleRareNonInheritedData> {
75 public:
create()76     static PassRefPtr<StyleRareNonInheritedData> create() { return adoptRef(new StyleRareNonInheritedData); }
copy()77     PassRefPtr<StyleRareNonInheritedData> copy() const { return adoptRef(new StyleRareNonInheritedData(*this)); }
78     ~StyleRareNonInheritedData();
79 
80     bool operator==(const StyleRareNonInheritedData&) const;
81     bool operator!=(const StyleRareNonInheritedData& o) const { return !(*this == o); }
82 
83     bool contentDataEquivalent(const StyleRareNonInheritedData&) const;
84     bool counterDataEquivalent(const StyleRareNonInheritedData&) const;
85     bool shadowDataEquivalent(const StyleRareNonInheritedData&) const;
86     bool reflectionDataEquivalent(const StyleRareNonInheritedData&) const;
87     bool animationDataEquivalent(const StyleRareNonInheritedData&) const;
88     bool transitionDataEquivalent(const StyleRareNonInheritedData&) const;
89     bool hasFilters() const;
hasOpacity()90     bool hasOpacity() const { return opacity < 1; }
91 
92     float opacity; // Whether or not we're transparent.
93 
94     float m_aspectRatioDenominator;
95     float m_aspectRatioNumerator;
96 
97     float m_perspective;
98     Length m_perspectiveOriginX;
99     Length m_perspectiveOriginY;
100 
101     LineClampValue lineClamp; // An Apple extension.
102     DraggableRegionMode m_draggableRegionMode;
103 
104     DataRef<StyleDeprecatedFlexibleBoxData> m_deprecatedFlexibleBox; // Flexible box properties
105     DataRef<StyleFlexibleBoxData> m_flexibleBox;
106     DataRef<StyleMarqueeData> m_marquee; // Marquee properties
107     DataRef<StyleMultiColData> m_multiCol; //  CSS3 multicol properties
108     DataRef<StyleTransformData> m_transform; // Transform properties (rotate, scale, skew, etc.)
109 
110     DataRef<StyleFilterData> m_filter; // Filter operations (url, sepia, blur, etc.)
111 
112     DataRef<StyleGridData> m_grid;
113     DataRef<StyleGridItemData> m_gridItem;
114 
115     OwnPtr<ContentData> m_content;
116     OwnPtr<CounterDirectiveMap> m_counterDirectives;
117 
118     RefPtr<ShadowList> m_boxShadow;
119 
120     RefPtr<StyleReflection> m_boxReflect;
121 
122     OwnPtr<CSSAnimationDataList> m_animations;
123     OwnPtr<CSSAnimationDataList> m_transitions;
124 
125     FillLayer m_mask;
126     NinePieceImage m_maskBoxImage;
127 
128     LengthSize m_pageSize;
129 
130     RefPtr<ShapeValue> m_shapeInside;
131     RefPtr<ShapeValue> m_shapeOutside;
132     Length m_shapeMargin;
133     Length m_shapePadding;
134     float m_shapeImageThreshold;
135 
136     RefPtr<ClipPathOperation> m_clipPath;
137 
138     Color m_textDecorationColor;
139     Color m_visitedLinkTextDecorationColor;
140     Color m_visitedLinkBackgroundColor;
141     Color m_visitedLinkOutlineColor;
142     Color m_visitedLinkBorderLeftColor;
143     Color m_visitedLinkBorderRightColor;
144     Color m_visitedLinkBorderTopColor;
145     Color m_visitedLinkBorderBottomColor;
146 
147     int m_order;
148 
149     LengthPoint m_objectPosition;
150 
151     Vector<String> m_callbackSelectors;
152 
153     AtomicString m_flowThread;
154     AtomicString m_regionThread;
155     unsigned m_regionFragment : 1; // RegionFragment
156 
157     unsigned m_regionBreakAfter : 2; // EPageBreak
158     unsigned m_regionBreakBefore : 2; // EPageBreak
159     unsigned m_regionBreakInside : 2; // EPageBreak
160 
161     unsigned m_pageSizeType : 2; // PageSizeType
162     unsigned m_transformStyle3D : 1; // ETransformStyle3D
163     unsigned m_backfaceVisibility : 1; // EBackfaceVisibility
164 
165     unsigned m_alignContent : 3; // EAlignContent
166     unsigned m_alignItems : 3; // EAlignItems
167     unsigned m_alignSelf : 3; // EAlignItems
168     unsigned m_justifyContent : 3; // EJustifyContent
169 
170     unsigned userDrag : 2; // EUserDrag
171     unsigned textOverflow : 1; // Whether or not lines that spill out should be truncated with "..."
172     unsigned marginBeforeCollapse : 2; // EMarginCollapse
173     unsigned marginAfterCollapse : 2; // EMarginCollapse
174     unsigned m_appearance : 6; // EAppearance
175     unsigned m_borderFit : 1; // EBorderFit
176     unsigned m_textCombine : 1; // CSS3 text-combine properties
177 
178     unsigned m_textDecorationStyle : 3; // TextDecorationStyle
179     unsigned m_wrapFlow: 3; // WrapFlow
180     unsigned m_wrapThrough: 1; // WrapThrough
181 
182     unsigned m_runningAcceleratedAnimation : 1;
183 
184     unsigned m_hasAspectRatio : 1; // Whether or not an aspect ratio has been specified.
185 
186     unsigned m_effectiveBlendMode: 5; // EBlendMode
187 
188     unsigned m_touchAction : TouchActionBits; // TouchAction
189 
190     unsigned m_objectFit : 3; // ObjectFit
191 
192     unsigned m_isolation : 1; // Isolation
193 
194 private:
195     StyleRareNonInheritedData();
196     StyleRareNonInheritedData(const StyleRareNonInheritedData&);
197 };
198 
199 } // namespace WebCore
200 
201 #endif // StyleRareNonInheritedData_h
202