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 "CounterDirectives.h"
29 #include "CursorData.h"
30 #include "DataRef.h"
31 #include "FillLayer.h"
32 #include "LineClampValue.h"
33 #include "NinePieceImage.h"
34 #include "StyleTransformData.h"
35 #include <wtf/OwnPtr.h>
36 #include <wtf/PassRefPtr.h>
37 #include <wtf/Vector.h>
38 
39 namespace WebCore {
40 
41 class AnimationList;
42 class CSSStyleSelector;
43 class ShadowData;
44 class StyleFlexibleBoxData;
45 class StyleMarqueeData;
46 class StyleMultiColData;
47 class StyleReflection;
48 class StyleTransformData;
49 
50 struct ContentData;
51 struct LengthSize;
52 
53 #if ENABLE(DASHBOARD_SUPPORT)
54 struct StyleDashboardRegion;
55 #endif
56 
57 // Page size type.
58 // StyleRareNonInheritedData::m_pageSize is meaningful only when
59 // StyleRareNonInheritedData::m_pageSizeType is PAGE_SIZE_RESOLVED.
60 enum PageSizeType {
61     PAGE_SIZE_AUTO, // size: auto
62     PAGE_SIZE_AUTO_LANDSCAPE, // size: landscape
63     PAGE_SIZE_AUTO_PORTRAIT, // size: portrait
64     PAGE_SIZE_RESOLVED // Size is fully resolved.
65 };
66 
67 // This struct is for rarely used non-inherited CSS3, CSS2, and WebKit-specific properties.
68 // By grouping them together, we save space, and only allocate this object when someone
69 // actually uses one of these properties.
70 class StyleRareNonInheritedData : public RefCounted<StyleRareNonInheritedData> {
71 public:
create()72     static PassRefPtr<StyleRareNonInheritedData> create() { return adoptRef(new StyleRareNonInheritedData); }
copy()73     PassRefPtr<StyleRareNonInheritedData> copy() const { return adoptRef(new StyleRareNonInheritedData(*this)); }
74     ~StyleRareNonInheritedData();
75 
76     bool operator==(const StyleRareNonInheritedData&) const;
77     bool operator!=(const StyleRareNonInheritedData& o) const { return !(*this == o); }
78 
79     bool contentDataEquivalent(const StyleRareNonInheritedData& o) const;
80     bool shadowDataEquivalent(const StyleRareNonInheritedData& o) const;
81     bool reflectionDataEquivalent(const StyleRareNonInheritedData& o) const;
82     bool animationDataEquivalent(const StyleRareNonInheritedData&) const;
83     bool transitionDataEquivalent(const StyleRareNonInheritedData&) const;
84 
85     LineClampValue lineClamp; // An Apple extension.
86 #if ENABLE(DASHBOARD_SUPPORT)
87     Vector<StyleDashboardRegion> m_dashboardRegions;
88 #endif
89     float opacity; // Whether or not we're transparent.
90 
91     DataRef<StyleFlexibleBoxData> flexibleBox; // Flexible box properties
92     DataRef<StyleMarqueeData> marquee; // Marquee properties
93     DataRef<StyleMultiColData> m_multiCol; //  CSS3 multicol properties
94     DataRef<StyleTransformData> m_transform; // Transform properties (rotate, scale, skew, etc.)
95 
96     OwnPtr<ContentData> m_content;
97     OwnPtr<CounterDirectiveMap> m_counterDirectives;
98 
99     unsigned userDrag : 2; // EUserDrag
100     bool textOverflow : 1; // Whether or not lines that spill out should be truncated with "..."
101     unsigned marginBeforeCollapse : 2; // EMarginCollapse
102     unsigned marginAfterCollapse : 2; // EMarginCollapse
103     unsigned matchNearestMailBlockquoteColor : 1; // EMatchNearestMailBlockquoteColor, FIXME: This property needs to be eliminated. It should never have been added.
104     unsigned m_appearance : 6; // EAppearance
105     unsigned m_borderFit : 1; // EBorderFit
106     unsigned m_textCombine : 1; // CSS3 text-combine properties
107 
108     short m_counterIncrement;
109     short m_counterReset;
110 
111 #if USE(ACCELERATED_COMPOSITING)
112     bool m_runningAcceleratedAnimation : 1;
113 #endif
114     OwnPtr<ShadowData> m_boxShadow;  // For box-shadow decorations.
115 
116     RefPtr<StyleReflection> m_boxReflect;
117 
118     OwnPtr<AnimationList> m_animations;
119     OwnPtr<AnimationList> m_transitions;
120 
121     FillLayer m_mask;
122     NinePieceImage m_maskBoxImage;
123 
124     ETransformStyle3D m_transformStyle3D;
125     EBackfaceVisibility m_backfaceVisibility;
126     float m_perspective;
127     Length m_perspectiveOriginX;
128     Length m_perspectiveOriginY;
129 
130     LengthSize m_pageSize;
131     PageSizeType m_pageSizeType;
132 
133 private:
134     StyleRareNonInheritedData();
135     StyleRareNonInheritedData(const StyleRareNonInheritedData&);
136 };
137 
138 } // namespace WebCore
139 
140 #endif // StyleRareNonInheritedData_h
141