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      1 /*
      2  * Copyright (C) 2000 Lars Knoll (knoll (at) kde.org)
      3  *           (C) 2000 Antti Koivisto (koivisto (at) kde.org)
      4  *           (C) 2000 Dirk Mueller (mueller (at) kde.org)
      5  * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
      6  * Copyright (C) 2006 Graham Dennis (graham.dennis (at) 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 StyleFlexibleBoxData;
     44 class StyleMarqueeData;
     45 class StyleMultiColData;
     46 class StyleReflection;
     47 class StyleTransformData;
     48 struct ContentData;
     49 struct ShadowData;
     50 
     51 #if ENABLE(DASHBOARD_SUPPORT)
     52 class StyleDashboardRegion;
     53 #endif
     54 
     55 #if ENABLE(XBL)
     56 class BindingURI;
     57 #endif
     58 
     59 // This struct is for rarely used non-inherited CSS3, CSS2, and WebKit-specific properties.
     60 // By grouping them together, we save space, and only allocate this object when someone
     61 // actually uses one of these properties.
     62 class StyleRareNonInheritedData : public RefCounted<StyleRareNonInheritedData> {
     63 public:
     64     static PassRefPtr<StyleRareNonInheritedData> create() { return adoptRef(new StyleRareNonInheritedData); }
     65     PassRefPtr<StyleRareNonInheritedData> copy() const { return adoptRef(new StyleRareNonInheritedData(*this)); }
     66     ~StyleRareNonInheritedData();
     67 
     68 #if ENABLE(XBL)
     69     bool bindingsEquivalent(const StyleRareNonInheritedData&) const;
     70 #endif
     71 
     72     bool operator==(const StyleRareNonInheritedData&) const;
     73     bool operator!=(const StyleRareNonInheritedData& o) const { return !(*this == o); }
     74 
     75     bool contentDataEquivalent(const StyleRareNonInheritedData& o) const;
     76     bool shadowDataEquivalent(const StyleRareNonInheritedData& o) const;
     77     bool reflectionDataEquivalent(const StyleRareNonInheritedData& o) const;
     78     bool animationDataEquivalent(const StyleRareNonInheritedData&) const;
     79     bool transitionDataEquivalent(const StyleRareNonInheritedData&) const;
     80 
     81     LineClampValue lineClamp; // An Apple extension.
     82 #if ENABLE(DASHBOARD_SUPPORT)
     83     Vector<StyleDashboardRegion> m_dashboardRegions;
     84 #endif
     85     float opacity; // Whether or not we're transparent.
     86 
     87     DataRef<StyleFlexibleBoxData> flexibleBox; // Flexible box properties
     88     DataRef<StyleMarqueeData> marquee; // Marquee properties
     89     DataRef<StyleMultiColData> m_multiCol; //  CSS3 multicol properties
     90     DataRef<StyleTransformData> m_transform; // Transform properties (rotate, scale, skew, etc.)
     91 
     92     OwnPtr<ContentData> m_content;
     93     OwnPtr<CounterDirectiveMap> m_counterDirectives;
     94 
     95     unsigned userDrag : 2; // EUserDrag
     96     bool textOverflow : 1; // Whether or not lines that spill out should be truncated with "..."
     97     unsigned marginTopCollapse : 2; // EMarginCollapse
     98     unsigned marginBottomCollapse : 2; // EMarginCollapse
     99     unsigned matchNearestMailBlockquoteColor : 1; // EMatchNearestMailBlockquoteColor, FIXME: This property needs to be eliminated. It should never have been added.
    100     unsigned m_appearance : 6; // EAppearance
    101     unsigned m_borderFit : 1; // EBorderFit
    102 #if USE(ACCELERATED_COMPOSITING)
    103     bool m_runningAcceleratedAnimation : 1;
    104 #endif
    105     OwnPtr<ShadowData> m_boxShadow;  // For box-shadow decorations.
    106 
    107     RefPtr<StyleReflection> m_boxReflect;
    108 
    109     OwnPtr<AnimationList> m_animations;
    110     OwnPtr<AnimationList> m_transitions;
    111 
    112     FillLayer m_mask;
    113     NinePieceImage m_maskBoxImage;
    114 
    115     ETransformStyle3D m_transformStyle3D;
    116     EBackfaceVisibility m_backfaceVisibility;
    117     float m_perspective;
    118     Length m_perspectiveOriginX;
    119     Length m_perspectiveOriginY;
    120 
    121 #if ENABLE(XBL)
    122     OwnPtr<BindingURI> bindingURI; // The XBL binding URI list.
    123 #endif
    124 
    125 private:
    126     StyleRareNonInheritedData();
    127     StyleRareNonInheritedData(const StyleRareNonInheritedData&);
    128 };
    129 
    130 } // namespace WebCore
    131 
    132 #endif // StyleRareNonInheritedData_h
    133