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, 2009, 2010, 2011 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 RenderStyle_h
26#define RenderStyle_h
27
28#include "AnimationList.h"
29#include "BorderValue.h"
30#include "CSSLineBoxContainValue.h"
31#include "CSSPrimitiveValue.h"
32#include "CSSPropertyNames.h"
33#include "Color.h"
34#include "ColorSpace.h"
35#include "CounterDirectives.h"
36#include "DataRef.h"
37#include "FontBaseline.h"
38#include "FontDescription.h"
39#include "GraphicsTypes.h"
40#include "LayoutBoxExtent.h"
41#include "Length.h"
42#include "LengthBox.h"
43#include "LengthFunctions.h"
44#include "LengthSize.h"
45#include "LineClampValue.h"
46#include "NinePieceImage.h"
47#include "OutlineValue.h"
48#include "Pagination.h"
49#include "RenderStyleConstants.h"
50#include "RoundedRect.h"
51#include "ShadowData.h"
52#include "ShapeValue.h"
53#include "StyleBackgroundData.h"
54#include "StyleBoxData.h"
55#include "StyleDeprecatedFlexibleBoxData.h"
56#include "StyleFlexibleBoxData.h"
57#include "StyleGridData.h"
58#include "StyleGridItemData.h"
59#include "StyleMarqueeData.h"
60#include "StyleMultiColData.h"
61#include "StyleRareInheritedData.h"
62#include "StyleRareNonInheritedData.h"
63#include "StyleReflection.h"
64#include "StyleSurroundData.h"
65#include "StyleTransformData.h"
66#include "StyleVisualData.h"
67#include "TextDirection.h"
68#include "ThemeTypes.h"
69#include "TransformOperations.h"
70#include "UnicodeBidi.h"
71#include <wtf/Forward.h>
72#include <wtf/OwnPtr.h>
73#include <wtf/RefCounted.h>
74#include <wtf/StdLibExtras.h>
75#include <wtf/Vector.h>
76
77#if ENABLE(CSS_FILTERS)
78#include "StyleFilterData.h"
79#endif
80
81#if ENABLE(DASHBOARD_SUPPORT)
82#include "StyleDashboardRegion.h"
83#endif
84
85#if ENABLE(SVG)
86#include "SVGPaint.h"
87#include "SVGRenderStyle.h"
88#endif
89
90template<typename T, typename U> inline bool compareEqual(const T& t, const U& u) { return t == static_cast<T>(u); }
91
92#define SET_VAR(group, variable, value) \
93    if (!compareEqual(group->variable, value)) \
94        group.access()->variable = value
95
96#define SET_BORDERVALUE_COLOR(group, variable, value) \
97    if (!compareEqual(group->variable.color(), value)) \
98        group.access()->variable.setColor(value)
99
100namespace WebCore {
101
102using std::max;
103
104#if ENABLE(CSS_FILTERS)
105class FilterOperations;
106#endif
107
108class BorderData;
109class CounterContent;
110class CursorList;
111class Font;
112class FontMetrics;
113class IntRect;
114class Pair;
115class ShadowData;
116class StyleImage;
117class StyleInheritedData;
118class StyleResolver;
119class TransformationMatrix;
120
121class ContentData;
122
123typedef Vector<RefPtr<RenderStyle>, 4> PseudoStyleCache;
124
125class RenderStyle: public RefCounted<RenderStyle> {
126    friend class CSSPropertyAnimation; // Used by CSS animations. We can't allow them to animate based off visited colors.
127    friend class ApplyStyleCommand; // Editing has to only reveal unvisited info.
128    friend class DeprecatedStyleBuilder; // Sets members directly.
129    friend class EditingStyle; // Editing has to only reveal unvisited info.
130    friend class ComputedStyleExtractor; // Ignores visited styles, so needs to be able to see unvisited info.
131    friend class PropertyWrapperMaybeInvalidColor; // Used by CSS animations. We can't allow them to animate based off visited colors.
132    friend class RenderSVGResource; // FIXME: Needs to alter the visited state by hand. Should clean the SVG code up and move it into RenderStyle perhaps.
133    friend class RenderTreeAsText; // FIXME: Only needed so the render tree can keep lying and dump the wrong colors.  Rebaselining would allow this to be yanked.
134    friend class StyleResolver; // Sets members directly.
135protected:
136
137    // non-inherited attributes
138    DataRef<StyleBoxData> m_box;
139    DataRef<StyleVisualData> visual;
140    DataRef<StyleBackgroundData> m_background;
141    DataRef<StyleSurroundData> surround;
142    DataRef<StyleRareNonInheritedData> rareNonInheritedData;
143
144    // inherited attributes
145    DataRef<StyleRareInheritedData> rareInheritedData;
146    DataRef<StyleInheritedData> inherited;
147
148    // list of associated pseudo styles
149    OwnPtr<PseudoStyleCache> m_cachedPseudoStyles;
150
151#if ENABLE(SVG)
152    DataRef<SVGRenderStyle> m_svgStyle;
153#endif
154
155// !START SYNC!: Keep this in sync with the copy constructor in RenderStyle.cpp and implicitlyInherited() in StyleResolver.cpp
156
157    // inherit
158    struct InheritedFlags {
159        bool operator==(const InheritedFlags& other) const
160        {
161            return (_empty_cells == other._empty_cells)
162                && (_caption_side == other._caption_side)
163                && (_list_style_type == other._list_style_type)
164                && (_list_style_position == other._list_style_position)
165                && (_visibility == other._visibility)
166                && (_text_align == other._text_align)
167                && (_text_transform == other._text_transform)
168                && (_text_decorations == other._text_decorations)
169                && (_cursor_style == other._cursor_style)
170#if ENABLE(CURSOR_VISIBILITY)
171                && (m_cursorVisibility == other.m_cursorVisibility)
172#endif
173                && (_direction == other._direction)
174                && (_white_space == other._white_space)
175                && (_border_collapse == other._border_collapse)
176                && (_box_direction == other._box_direction)
177                && (m_rtlOrdering == other.m_rtlOrdering)
178                && (m_printColorAdjust == other.m_printColorAdjust)
179                && (_pointerEvents == other._pointerEvents)
180                && (_insideLink == other._insideLink)
181                && (m_writingMode == other.m_writingMode);
182        }
183
184        bool operator!=(const InheritedFlags& other) const { return !(*this == other); }
185
186        unsigned _empty_cells : 1; // EEmptyCell
187        unsigned _caption_side : 2; // ECaptionSide
188        unsigned _list_style_type : 7; // EListStyleType
189        unsigned _list_style_position : 1; // EListStylePosition
190        unsigned _visibility : 2; // EVisibility
191        unsigned _text_align : 4; // ETextAlign
192        unsigned _text_transform : 2; // ETextTransform
193        unsigned _text_decorations : TextDecorationBits;
194        unsigned _cursor_style : 6; // ECursor
195#if ENABLE(CURSOR_VISIBILITY)
196        unsigned m_cursorVisibility : 1; // CursorVisibility
197#endif
198        unsigned _direction : 1; // TextDirection
199        unsigned _white_space : 3; // EWhiteSpace
200        // 32 bits
201        unsigned _border_collapse : 1; // EBorderCollapse
202        unsigned _box_direction : 1; // EBoxDirection (CSS3 box_direction property, flexible box layout module)
203
204        // non CSS2 inherited
205        unsigned m_rtlOrdering : 1; // Order
206        unsigned m_printColorAdjust : PrintColorAdjustBits;
207        unsigned _pointerEvents : 4; // EPointerEvents
208        unsigned _insideLink : 2; // EInsideLink
209        // 43 bits
210
211        // CSS Text Layout Module Level 3: Vertical writing support
212        unsigned m_writingMode : 2; // WritingMode
213        // 45 bits
214    } inherited_flags;
215
216// don't inherit
217    struct NonInheritedFlags {
218        bool operator==(const NonInheritedFlags& other) const
219        {
220            return _effectiveDisplay == other._effectiveDisplay
221                && _originalDisplay == other._originalDisplay
222                && _overflowX == other._overflowX
223                && _overflowY == other._overflowY
224                && _vertical_align == other._vertical_align
225                && _clear == other._clear
226                && _position == other._position
227                && _floating == other._floating
228                && _table_layout == other._table_layout
229                && _page_break_before == other._page_break_before
230                && _page_break_after == other._page_break_after
231                && _page_break_inside == other._page_break_inside
232                && _styleType == other._styleType
233                && _affectedByHover == other._affectedByHover
234                && _affectedByActive == other._affectedByActive
235                && _affectedByDrag == other._affectedByDrag
236                && _pseudoBits == other._pseudoBits
237                && _unicodeBidi == other._unicodeBidi
238                && explicitInheritance == other.explicitInheritance
239                && unique == other.unique
240                && emptyState == other.emptyState
241                && firstChildState == other.firstChildState
242                && lastChildState == other.lastChildState
243                && _isLink == other._isLink;
244        }
245
246        bool operator!=(const NonInheritedFlags& other) const { return !(*this == other); }
247
248        unsigned _effectiveDisplay : 5; // EDisplay
249        unsigned _originalDisplay : 5; // EDisplay
250        unsigned _overflowX : 3; // EOverflow
251        unsigned _overflowY : 3; // EOverflow
252        unsigned _vertical_align : 4; // EVerticalAlign
253        unsigned _clear : 2; // EClear
254        unsigned _position : 3; // EPosition
255        unsigned _floating : 2; // EFloat
256        unsigned _table_layout : 1; // ETableLayout
257
258        unsigned _unicodeBidi : 3; // EUnicodeBidi
259        // 31 bits
260        unsigned _page_break_before : 2; // EPageBreak
261        unsigned _page_break_after : 2; // EPageBreak
262        unsigned _page_break_inside : 2; // EPageBreak
263
264        unsigned _styleType : 6; // PseudoId
265        unsigned _pseudoBits : 7;
266        unsigned explicitInheritance : 1; // Explicitly inherits a non-inherited property
267        unsigned unique : 1; // Style can not be shared.
268        unsigned emptyState : 1;
269        unsigned firstChildState : 1;
270        unsigned lastChildState : 1;
271
272        bool affectedByHover() const { return _affectedByHover; }
273        void setAffectedByHover(bool value) { _affectedByHover = value; }
274        bool affectedByActive() const { return _affectedByActive; }
275        void setAffectedByActive(bool value) { _affectedByActive = value; }
276        bool affectedByDrag() const { return _affectedByDrag; }
277        void setAffectedByDrag(bool value) { _affectedByDrag = value; }
278        bool isLink() const { return _isLink; }
279        void setIsLink(bool value) { _isLink = value; }
280    private:
281        unsigned _affectedByHover : 1;
282        unsigned _affectedByActive : 1;
283        unsigned _affectedByDrag : 1;
284        unsigned _isLink : 1;
285        // If you add more style bits here, you will also need to update RenderStyle::copyNonInheritedFrom()
286        // 59 bits
287    } noninherited_flags;
288
289// !END SYNC!
290
291protected:
292    void setBitDefaults()
293    {
294        inherited_flags._empty_cells = initialEmptyCells();
295        inherited_flags._caption_side = initialCaptionSide();
296        inherited_flags._list_style_type = initialListStyleType();
297        inherited_flags._list_style_position = initialListStylePosition();
298        inherited_flags._visibility = initialVisibility();
299        inherited_flags._text_align = initialTextAlign();
300        inherited_flags._text_transform = initialTextTransform();
301        inherited_flags._text_decorations = initialTextDecoration();
302        inherited_flags._cursor_style = initialCursor();
303#if ENABLE(CURSOR_VISIBILITY)
304        inherited_flags.m_cursorVisibility = initialCursorVisibility();
305#endif
306        inherited_flags._direction = initialDirection();
307        inherited_flags._white_space = initialWhiteSpace();
308        inherited_flags._border_collapse = initialBorderCollapse();
309        inherited_flags.m_rtlOrdering = initialRTLOrdering();
310        inherited_flags._box_direction = initialBoxDirection();
311        inherited_flags.m_printColorAdjust = initialPrintColorAdjust();
312        inherited_flags._pointerEvents = initialPointerEvents();
313        inherited_flags._insideLink = NotInsideLink;
314        inherited_flags.m_writingMode = initialWritingMode();
315
316        noninherited_flags._effectiveDisplay = noninherited_flags._originalDisplay = initialDisplay();
317        noninherited_flags._overflowX = initialOverflowX();
318        noninherited_flags._overflowY = initialOverflowY();
319        noninherited_flags._vertical_align = initialVerticalAlign();
320        noninherited_flags._clear = initialClear();
321        noninherited_flags._position = initialPosition();
322        noninherited_flags._floating = initialFloating();
323        noninherited_flags._table_layout = initialTableLayout();
324        noninherited_flags._unicodeBidi = initialUnicodeBidi();
325        noninherited_flags._page_break_before = initialPageBreak();
326        noninherited_flags._page_break_after = initialPageBreak();
327        noninherited_flags._page_break_inside = initialPageBreak();
328        noninherited_flags._styleType = NOPSEUDO;
329        noninherited_flags._pseudoBits = 0;
330        noninherited_flags.explicitInheritance = false;
331        noninherited_flags.unique = false;
332        noninherited_flags.emptyState = false;
333        noninherited_flags.firstChildState = false;
334        noninherited_flags.lastChildState = false;
335        noninherited_flags.setAffectedByHover(false);
336        noninherited_flags.setAffectedByActive(false);
337        noninherited_flags.setAffectedByDrag(false);
338        noninherited_flags.setIsLink(false);
339    }
340
341private:
342    ALWAYS_INLINE RenderStyle();
343    // used to create the default style.
344    ALWAYS_INLINE RenderStyle(bool);
345    ALWAYS_INLINE RenderStyle(const RenderStyle&);
346
347public:
348    static PassRefPtr<RenderStyle> create();
349    static PassRefPtr<RenderStyle> createDefaultStyle();
350    static PassRefPtr<RenderStyle> createAnonymousStyleWithDisplay(const RenderStyle* parentStyle, EDisplay);
351    static PassRefPtr<RenderStyle> clone(const RenderStyle*);
352
353    // Create a RenderStyle for generated content by inheriting from a pseudo style.
354    static PassRefPtr<RenderStyle> createStyleInheritingFromPseudoStyle(const RenderStyle* pseudoStyle);
355
356    enum IsAtShadowBoundary {
357        AtShadowBoundary,
358        NotAtShadowBoundary,
359    };
360
361    void inheritFrom(const RenderStyle* inheritParent, IsAtShadowBoundary = NotAtShadowBoundary);
362    void copyNonInheritedFrom(const RenderStyle*);
363
364    PseudoId styleType() const { return static_cast<PseudoId>(noninherited_flags._styleType); }
365    void setStyleType(PseudoId styleType) { noninherited_flags._styleType = styleType; }
366
367    RenderStyle* getCachedPseudoStyle(PseudoId) const;
368    RenderStyle* addCachedPseudoStyle(PassRefPtr<RenderStyle>);
369    void removeCachedPseudoStyle(PseudoId);
370
371    const PseudoStyleCache* cachedPseudoStyles() const { return m_cachedPseudoStyles.get(); }
372
373#if ENABLE(CSS_VARIABLES)
374    void setVariable(const AtomicString& name, const String& value) { rareInheritedData.access()->m_variables.access()->setVariable(name, value); }
375    const HashMap<AtomicString, String>* variables() { return &(rareInheritedData->m_variables->m_data); }
376#endif
377
378    bool affectedByHover() const { return noninherited_flags.affectedByHover(); }
379    bool affectedByActive() const { return noninherited_flags.affectedByActive(); }
380    bool affectedByDrag() const { return noninherited_flags.affectedByDrag(); }
381
382    void setAffectedByHover() { noninherited_flags.setAffectedByHover(true); }
383    void setAffectedByActive() { noninherited_flags.setAffectedByActive(true); }
384    void setAffectedByDrag() { noninherited_flags.setAffectedByDrag(true); }
385
386    void setColumnStylesFromPaginationMode(const Pagination::Mode&);
387
388    bool operator==(const RenderStyle& other) const;
389    bool operator!=(const RenderStyle& other) const { return !(*this == other); }
390    bool isFloating() const { return noninherited_flags._floating != NoFloat; }
391    bool hasMargin() const { return surround->margin.nonZero(); }
392    bool hasBorder() const { return surround->border.hasBorder(); }
393    bool hasPadding() const { return surround->padding.nonZero(); }
394    bool hasOffset() const { return surround->offset.nonZero(); }
395    bool hasMarginBeforeQuirk() const { return marginBefore().quirk(); }
396    bool hasMarginAfterQuirk() const { return marginAfter().quirk(); }
397
398    bool hasBackgroundImage() const { return m_background->background().hasImage(); }
399    bool hasFixedBackgroundImage() const { return m_background->background().hasFixedImage(); }
400
401    bool hasEntirelyFixedBackground() const;
402
403    bool hasAppearance() const { return appearance() != NoControlPart; }
404
405    bool hasBackground() const
406    {
407        Color color = visitedDependentColor(CSSPropertyBackgroundColor);
408        if (color.isValid() && color.alpha())
409            return true;
410        return hasBackgroundImage();
411    }
412
413    LayoutBoxExtent imageOutsets(const NinePieceImage&) const;
414    bool hasBorderImageOutsets() const
415    {
416        return borderImage().hasImage() && borderImage().outset().nonZero();
417    }
418    LayoutBoxExtent borderImageOutsets() const
419    {
420        return imageOutsets(borderImage());
421    }
422
423    LayoutBoxExtent maskBoxImageOutsets() const
424    {
425        return imageOutsets(maskBoxImage());
426    }
427
428#if ENABLE(CSS_FILTERS)
429    bool hasFilterOutsets() const { return hasFilter() && filter().hasOutsets(); }
430    FilterOutsets filterOutsets() const { return hasFilter() ? filter().outsets() : FilterOutsets(); }
431#endif
432
433    Order rtlOrdering() const { return static_cast<Order>(inherited_flags.m_rtlOrdering); }
434    void setRTLOrdering(Order o) { inherited_flags.m_rtlOrdering = o; }
435
436    bool isStyleAvailable() const;
437
438    bool hasAnyPublicPseudoStyles() const;
439    bool hasPseudoStyle(PseudoId pseudo) const;
440    void setHasPseudoStyle(PseudoId pseudo);
441    bool hasUniquePseudoStyle() const;
442
443    // attribute getter methods
444
445    EDisplay display() const { return static_cast<EDisplay>(noninherited_flags._effectiveDisplay); }
446    EDisplay originalDisplay() const { return static_cast<EDisplay>(noninherited_flags._originalDisplay); }
447
448    Length left() const { return surround->offset.left(); }
449    Length right() const { return surround->offset.right(); }
450    Length top() const { return surround->offset.top(); }
451    Length bottom() const { return surround->offset.bottom(); }
452
453    // Accessors for positioned object edges that take into account writing mode.
454    Length logicalLeft() const { return surround->offset.logicalLeft(writingMode()); }
455    Length logicalRight() const { return surround->offset.logicalRight(writingMode()); }
456    Length logicalTop() const { return surround->offset.before(writingMode()); }
457    Length logicalBottom() const { return surround->offset.after(writingMode()); }
458
459    // Whether or not a positioned element requires normal flow x/y to be computed
460    // to determine its position.
461    bool hasAutoLeftAndRight() const { return left().isAuto() && right().isAuto(); }
462    bool hasAutoTopAndBottom() const { return top().isAuto() && bottom().isAuto(); }
463    bool hasStaticInlinePosition(bool horizontal) const { return horizontal ? hasAutoLeftAndRight() : hasAutoTopAndBottom(); }
464    bool hasStaticBlockPosition(bool horizontal) const { return horizontal ? hasAutoTopAndBottom() : hasAutoLeftAndRight(); }
465
466    EPosition position() const { return static_cast<EPosition>(noninherited_flags._position); }
467    bool hasOutOfFlowPosition() const { return position() == AbsolutePosition || position() == FixedPosition; }
468    bool hasInFlowPosition() const { return position() == RelativePosition || position() == StickyPosition; }
469    bool hasPaintOffset() const
470    {
471        bool paintOffset = hasInFlowPosition();
472#if ENABLE(CSS_SHAPES)
473        paintOffset = paintOffset || (isFloating() && shapeOutside());
474#endif
475        return paintOffset;
476    }
477    bool hasViewportConstrainedPosition() const { return position() == FixedPosition || position() == StickyPosition; }
478    EFloat floating() const { return static_cast<EFloat>(noninherited_flags._floating); }
479
480    Length width() const { return m_box->width(); }
481    Length height() const { return m_box->height(); }
482    Length minWidth() const { return m_box->minWidth(); }
483    Length maxWidth() const { return m_box->maxWidth(); }
484    Length minHeight() const { return m_box->minHeight(); }
485    Length maxHeight() const { return m_box->maxHeight(); }
486
487    Length logicalWidth() const { return isHorizontalWritingMode() ? width() : height(); }
488    Length logicalHeight() const { return isHorizontalWritingMode() ? height() : width(); }
489    Length logicalMinWidth() const { return isHorizontalWritingMode() ? minWidth() : minHeight(); }
490    Length logicalMaxWidth() const { return isHorizontalWritingMode() ? maxWidth() : maxHeight(); }
491    Length logicalMinHeight() const { return isHorizontalWritingMode() ? minHeight() : minWidth(); }
492    Length logicalMaxHeight() const { return isHorizontalWritingMode() ? maxHeight() : maxWidth(); }
493
494    const BorderData& border() const { return surround->border; }
495    const BorderValue& borderLeft() const { return surround->border.left(); }
496    const BorderValue& borderRight() const { return surround->border.right(); }
497    const BorderValue& borderTop() const { return surround->border.top(); }
498    const BorderValue& borderBottom() const { return surround->border.bottom(); }
499
500    const BorderValue& borderBefore() const;
501    const BorderValue& borderAfter() const;
502    const BorderValue& borderStart() const;
503    const BorderValue& borderEnd() const;
504
505    const NinePieceImage& borderImage() const { return surround->border.image(); }
506    StyleImage* borderImageSource() const { return surround->border.image().image(); }
507    LengthBox borderImageSlices() const { return surround->border.image().imageSlices(); }
508    LengthBox borderImageWidth() const { return surround->border.image().borderSlices(); }
509    LengthBox borderImageOutset() const { return surround->border.image().outset(); }
510
511    LengthSize borderTopLeftRadius() const { return surround->border.topLeft(); }
512    LengthSize borderTopRightRadius() const { return surround->border.topRight(); }
513    LengthSize borderBottomLeftRadius() const { return surround->border.bottomLeft(); }
514    LengthSize borderBottomRightRadius() const { return surround->border.bottomRight(); }
515    bool hasBorderRadius() const { return surround->border.hasBorderRadius(); }
516
517    unsigned borderLeftWidth() const { return surround->border.borderLeftWidth(); }
518    EBorderStyle borderLeftStyle() const { return surround->border.left().style(); }
519    bool borderLeftIsTransparent() const { return surround->border.left().isTransparent(); }
520    unsigned borderRightWidth() const { return surround->border.borderRightWidth(); }
521    EBorderStyle borderRightStyle() const { return surround->border.right().style(); }
522    bool borderRightIsTransparent() const { return surround->border.right().isTransparent(); }
523    unsigned borderTopWidth() const { return surround->border.borderTopWidth(); }
524    EBorderStyle borderTopStyle() const { return surround->border.top().style(); }
525    bool borderTopIsTransparent() const { return surround->border.top().isTransparent(); }
526    unsigned borderBottomWidth() const { return surround->border.borderBottomWidth(); }
527    EBorderStyle borderBottomStyle() const { return surround->border.bottom().style(); }
528    bool borderBottomIsTransparent() const { return surround->border.bottom().isTransparent(); }
529
530    unsigned short borderBeforeWidth() const;
531    unsigned short borderAfterWidth() const;
532    unsigned short borderStartWidth() const;
533    unsigned short borderEndWidth() const;
534
535    unsigned short outlineSize() const { return max(0, outlineWidth() + outlineOffset()); }
536    unsigned short outlineWidth() const
537    {
538        if (m_background->outline().style() == BNONE)
539            return 0;
540        return m_background->outline().width();
541    }
542    bool hasOutline() const { return outlineWidth() > 0 && outlineStyle() > BHIDDEN; }
543    EBorderStyle outlineStyle() const { return m_background->outline().style(); }
544    OutlineIsAuto outlineStyleIsAuto() const { return static_cast<OutlineIsAuto>(m_background->outline().isAuto()); }
545
546    EOverflow overflowX() const { return static_cast<EOverflow>(noninherited_flags._overflowX); }
547    EOverflow overflowY() const { return static_cast<EOverflow>(noninherited_flags._overflowY); }
548
549    EVisibility visibility() const { return static_cast<EVisibility>(inherited_flags._visibility); }
550    EVerticalAlign verticalAlign() const { return static_cast<EVerticalAlign>(noninherited_flags._vertical_align); }
551    Length verticalAlignLength() const { return m_box->verticalAlign(); }
552
553    Length clipLeft() const { return visual->clip.left(); }
554    Length clipRight() const { return visual->clip.right(); }
555    Length clipTop() const { return visual->clip.top(); }
556    Length clipBottom() const { return visual->clip.bottom(); }
557    LengthBox clip() const { return visual->clip; }
558    bool hasClip() const { return visual->hasClip; }
559
560    EUnicodeBidi unicodeBidi() const { return static_cast<EUnicodeBidi>(noninherited_flags._unicodeBidi); }
561
562    EClear clear() const { return static_cast<EClear>(noninherited_flags._clear); }
563    ETableLayout tableLayout() const { return static_cast<ETableLayout>(noninherited_flags._table_layout); }
564
565    const Font& font() const;
566    const FontMetrics& fontMetrics() const;
567    const FontDescription& fontDescription() const;
568    float specifiedFontSize() const;
569    float computedFontSize() const;
570    int fontSize() const;
571
572#if ENABLE(TEXT_AUTOSIZING)
573    float textAutosizingMultiplier() const { return visual->m_textAutosizingMultiplier; }
574#endif
575
576    Length textIndent() const { return rareInheritedData->indent; }
577#if ENABLE(CSS3_TEXT)
578    TextIndentLine textIndentLine() const { return static_cast<TextIndentLine>(rareInheritedData->m_textIndentLine); }
579    TextIndentType textIndentType() const { return static_cast<TextIndentType>(rareInheritedData->m_textIndentType); }
580#endif
581    ETextAlign textAlign() const { return static_cast<ETextAlign>(inherited_flags._text_align); }
582    ETextTransform textTransform() const { return static_cast<ETextTransform>(inherited_flags._text_transform); }
583    TextDecoration textDecorationsInEffect() const { return static_cast<TextDecoration>(inherited_flags._text_decorations); }
584    TextDecoration textDecoration() const { return static_cast<TextDecoration>(visual->textDecoration); }
585#if ENABLE(CSS3_TEXT)
586    TextDecorationStyle textDecorationStyle() const { return static_cast<TextDecorationStyle>(rareNonInheritedData->m_textDecorationStyle); }
587    TextAlignLast textAlignLast() const { return static_cast<TextAlignLast>(rareInheritedData->m_textAlignLast); }
588    TextJustify textJustify() const { return static_cast<TextJustify>(rareInheritedData->m_textJustify); }
589    TextUnderlinePosition textUnderlinePosition() const { return static_cast<TextUnderlinePosition>(rareInheritedData->m_textUnderlinePosition); }
590#else
591    TextDecorationStyle textDecorationStyle() const { return TextDecorationStyleSolid; }
592#endif // CSS3_TEXT
593    int wordSpacing() const;
594    int letterSpacing() const;
595
596    float zoom() const { return visual->m_zoom; }
597    float effectiveZoom() const { return rareInheritedData->m_effectiveZoom; }
598
599    TextDirection direction() const { return static_cast<TextDirection>(inherited_flags._direction); }
600    bool isLeftToRightDirection() const { return direction() == LTR; }
601
602    Length specifiedLineHeight() const;
603    Length lineHeight() const;
604    int computedLineHeight(RenderView* = 0) const;
605
606    EWhiteSpace whiteSpace() const { return static_cast<EWhiteSpace>(inherited_flags._white_space); }
607    static bool autoWrap(EWhiteSpace ws)
608    {
609        // Nowrap and pre don't automatically wrap.
610        return ws != NOWRAP && ws != PRE;
611    }
612
613    bool autoWrap() const
614    {
615        return autoWrap(whiteSpace());
616    }
617
618    static bool preserveNewline(EWhiteSpace ws)
619    {
620        // Normal and nowrap do not preserve newlines.
621        return ws != NORMAL && ws != NOWRAP;
622    }
623
624    bool preserveNewline() const
625    {
626        return preserveNewline(whiteSpace());
627    }
628
629    static bool collapseWhiteSpace(EWhiteSpace ws)
630    {
631        // Pre and prewrap do not collapse whitespace.
632        return ws != PRE && ws != PRE_WRAP;
633    }
634
635    bool collapseWhiteSpace() const
636    {
637        return collapseWhiteSpace(whiteSpace());
638    }
639
640    bool isCollapsibleWhiteSpace(UChar c) const
641    {
642        switch (c) {
643            case ' ':
644            case '\t':
645                return collapseWhiteSpace();
646            case '\n':
647                return !preserveNewline();
648        }
649        return false;
650    }
651
652    bool breakOnlyAfterWhiteSpace() const
653    {
654        return whiteSpace() == PRE_WRAP || lineBreak() == LineBreakAfterWhiteSpace;
655    }
656
657    bool breakWords() const
658    {
659        return wordBreak() == BreakWordBreak || overflowWrap() == BreakOverflowWrap;
660    }
661
662    EFillRepeat backgroundRepeatX() const { return static_cast<EFillRepeat>(m_background->background().repeatX()); }
663    EFillRepeat backgroundRepeatY() const { return static_cast<EFillRepeat>(m_background->background().repeatY()); }
664    CompositeOperator backgroundComposite() const { return static_cast<CompositeOperator>(m_background->background().composite()); }
665    EFillAttachment backgroundAttachment() const { return static_cast<EFillAttachment>(m_background->background().attachment()); }
666    EFillBox backgroundClip() const { return static_cast<EFillBox>(m_background->background().clip()); }
667    EFillBox backgroundOrigin() const { return static_cast<EFillBox>(m_background->background().origin()); }
668    Length backgroundXPosition() const { return m_background->background().xPosition(); }
669    Length backgroundYPosition() const { return m_background->background().yPosition(); }
670    EFillSizeType backgroundSizeType() const { return m_background->background().sizeType(); }
671    LengthSize backgroundSizeLength() const { return m_background->background().sizeLength(); }
672    FillLayer* accessBackgroundLayers() { return &(m_background.access()->m_background); }
673    const FillLayer* backgroundLayers() const { return &(m_background->background()); }
674
675    StyleImage* maskImage() const { return rareNonInheritedData->m_mask.image(); }
676    EFillRepeat maskRepeatX() const { return static_cast<EFillRepeat>(rareNonInheritedData->m_mask.repeatX()); }
677    EFillRepeat maskRepeatY() const { return static_cast<EFillRepeat>(rareNonInheritedData->m_mask.repeatY()); }
678    CompositeOperator maskComposite() const { return static_cast<CompositeOperator>(rareNonInheritedData->m_mask.composite()); }
679    EFillBox maskClip() const { return static_cast<EFillBox>(rareNonInheritedData->m_mask.clip()); }
680    EFillBox maskOrigin() const { return static_cast<EFillBox>(rareNonInheritedData->m_mask.origin()); }
681    Length maskXPosition() const { return rareNonInheritedData->m_mask.xPosition(); }
682    Length maskYPosition() const { return rareNonInheritedData->m_mask.yPosition(); }
683    EFillSizeType maskSizeType() const { return rareNonInheritedData->m_mask.sizeType(); }
684    LengthSize maskSizeLength() const { return rareNonInheritedData->m_mask.sizeLength(); }
685    FillLayer* accessMaskLayers() { return &(rareNonInheritedData.access()->m_mask); }
686    const FillLayer* maskLayers() const { return &(rareNonInheritedData->m_mask); }
687    const NinePieceImage& maskBoxImage() const { return rareNonInheritedData->m_maskBoxImage; }
688    StyleImage* maskBoxImageSource() const { return rareNonInheritedData->m_maskBoxImage.image(); }
689
690    EBorderCollapse borderCollapse() const { return static_cast<EBorderCollapse>(inherited_flags._border_collapse); }
691    short horizontalBorderSpacing() const;
692    short verticalBorderSpacing() const;
693    EEmptyCell emptyCells() const { return static_cast<EEmptyCell>(inherited_flags._empty_cells); }
694    ECaptionSide captionSide() const { return static_cast<ECaptionSide>(inherited_flags._caption_side); }
695
696    EListStyleType listStyleType() const { return static_cast<EListStyleType>(inherited_flags._list_style_type); }
697    StyleImage* listStyleImage() const;
698    EListStylePosition listStylePosition() const { return static_cast<EListStylePosition>(inherited_flags._list_style_position); }
699
700    Length marginTop() const { return surround->margin.top(); }
701    Length marginBottom() const { return surround->margin.bottom(); }
702    Length marginLeft() const { return surround->margin.left(); }
703    Length marginRight() const { return surround->margin.right(); }
704    Length marginBefore() const { return surround->margin.before(writingMode()); }
705    Length marginAfter() const { return surround->margin.after(writingMode()); }
706    Length marginStart() const { return surround->margin.start(writingMode(), direction()); }
707    Length marginEnd() const { return surround->margin.end(writingMode(), direction()); }
708    Length marginStartUsing(const RenderStyle* otherStyle) const { return surround->margin.start(otherStyle->writingMode(), otherStyle->direction()); }
709    Length marginEndUsing(const RenderStyle* otherStyle) const { return surround->margin.end(otherStyle->writingMode(), otherStyle->direction()); }
710    Length marginBeforeUsing(const RenderStyle* otherStyle) const { return surround->margin.before(otherStyle->writingMode()); }
711    Length marginAfterUsing(const RenderStyle* otherStyle) const { return surround->margin.after(otherStyle->writingMode()); }
712
713    LengthBox paddingBox() const { return surround->padding; }
714    Length paddingTop() const { return surround->padding.top(); }
715    Length paddingBottom() const { return surround->padding.bottom(); }
716    Length paddingLeft() const { return surround->padding.left(); }
717    Length paddingRight() const { return surround->padding.right(); }
718    Length paddingBefore() const { return surround->padding.before(writingMode()); }
719    Length paddingAfter() const { return surround->padding.after(writingMode()); }
720    Length paddingStart() const { return surround->padding.start(writingMode(), direction()); }
721    Length paddingEnd() const { return surround->padding.end(writingMode(), direction()); }
722
723    ECursor cursor() const { return static_cast<ECursor>(inherited_flags._cursor_style); }
724#if ENABLE(CURSOR_VISIBILITY)
725    CursorVisibility cursorVisibility() const { return static_cast<CursorVisibility>(inherited_flags.m_cursorVisibility); }
726#endif
727
728    CursorList* cursors() const { return rareInheritedData->cursorData.get(); }
729
730    EInsideLink insideLink() const { return static_cast<EInsideLink>(inherited_flags._insideLink); }
731    bool isLink() const { return noninherited_flags.isLink(); }
732
733    short widows() const { return rareInheritedData->widows; }
734    short orphans() const { return rareInheritedData->orphans; }
735    bool hasAutoWidows() const { return rareInheritedData->m_hasAutoWidows; }
736    bool hasAutoOrphans() const { return rareInheritedData->m_hasAutoOrphans; }
737    EPageBreak pageBreakInside() const { return static_cast<EPageBreak>(noninherited_flags._page_break_inside); }
738    EPageBreak pageBreakBefore() const { return static_cast<EPageBreak>(noninherited_flags._page_break_before); }
739    EPageBreak pageBreakAfter() const { return static_cast<EPageBreak>(noninherited_flags._page_break_after); }
740
741    // CSS3 Getter Methods
742
743    int outlineOffset() const
744    {
745        if (m_background->outline().style() == BNONE)
746            return 0;
747        return m_background->outline().offset();
748    }
749
750    const ShadowData* textShadow() const { return rareInheritedData->textShadow.get(); }
751    void getTextShadowExtent(LayoutUnit& top, LayoutUnit& right, LayoutUnit& bottom, LayoutUnit& left) const { getShadowExtent(textShadow(), top, right, bottom, left); }
752    void getTextShadowHorizontalExtent(LayoutUnit& left, LayoutUnit& right) const { getShadowHorizontalExtent(textShadow(), left, right); }
753    void getTextShadowVerticalExtent(LayoutUnit& top, LayoutUnit& bottom) const { getShadowVerticalExtent(textShadow(), top, bottom); }
754    void getTextShadowInlineDirectionExtent(LayoutUnit& logicalLeft, LayoutUnit& logicalRight) { getShadowInlineDirectionExtent(textShadow(), logicalLeft, logicalRight); }
755    void getTextShadowBlockDirectionExtent(LayoutUnit& logicalTop, LayoutUnit& logicalBottom) { getShadowBlockDirectionExtent(textShadow(), logicalTop, logicalBottom); }
756
757    float textStrokeWidth() const { return rareInheritedData->textStrokeWidth; }
758    ColorSpace colorSpace() const { return static_cast<ColorSpace>(rareInheritedData->colorSpace); }
759    float opacity() const { return rareNonInheritedData->opacity; }
760    ControlPart appearance() const { return static_cast<ControlPart>(rareNonInheritedData->m_appearance); }
761    // aspect ratio convenience method
762    bool hasAspectRatio() const { return rareNonInheritedData->m_hasAspectRatio; }
763    float aspectRatio() const { return aspectRatioNumerator() / aspectRatioDenominator(); }
764    float aspectRatioDenominator() const { return rareNonInheritedData->m_aspectRatioDenominator; }
765    float aspectRatioNumerator() const { return rareNonInheritedData->m_aspectRatioNumerator; }
766    EBoxAlignment boxAlign() const { return static_cast<EBoxAlignment>(rareNonInheritedData->m_deprecatedFlexibleBox->align); }
767    EBoxDirection boxDirection() const { return static_cast<EBoxDirection>(inherited_flags._box_direction); }
768    float boxFlex() const { return rareNonInheritedData->m_deprecatedFlexibleBox->flex; }
769    unsigned int boxFlexGroup() const { return rareNonInheritedData->m_deprecatedFlexibleBox->flex_group; }
770    EBoxLines boxLines() const { return static_cast<EBoxLines>(rareNonInheritedData->m_deprecatedFlexibleBox->lines); }
771    unsigned int boxOrdinalGroup() const { return rareNonInheritedData->m_deprecatedFlexibleBox->ordinal_group; }
772    EBoxOrient boxOrient() const { return static_cast<EBoxOrient>(rareNonInheritedData->m_deprecatedFlexibleBox->orient); }
773    EBoxPack boxPack() const { return static_cast<EBoxPack>(rareNonInheritedData->m_deprecatedFlexibleBox->pack); }
774
775    int order() const { return rareNonInheritedData->m_order; }
776    float flexGrow() const { return rareNonInheritedData->m_flexibleBox->m_flexGrow; }
777    float flexShrink() const { return rareNonInheritedData->m_flexibleBox->m_flexShrink; }
778    Length flexBasis() const { return rareNonInheritedData->m_flexibleBox->m_flexBasis; }
779    EAlignContent alignContent() const { return static_cast<EAlignContent>(rareNonInheritedData->m_alignContent); }
780    EAlignItems alignItems() const { return static_cast<EAlignItems>(rareNonInheritedData->m_alignItems); }
781    EAlignItems alignSelf() const { return static_cast<EAlignItems>(rareNonInheritedData->m_alignSelf); }
782    EFlexDirection flexDirection() const { return static_cast<EFlexDirection>(rareNonInheritedData->m_flexibleBox->m_flexDirection); }
783    bool isColumnFlexDirection() const { return flexDirection() == FlowColumn || flexDirection() == FlowColumnReverse; }
784    bool isReverseFlexDirection() const { return flexDirection() == FlowRowReverse || flexDirection() == FlowColumnReverse; }
785    EFlexWrap flexWrap() const { return static_cast<EFlexWrap>(rareNonInheritedData->m_flexibleBox->m_flexWrap); }
786    EJustifyContent justifyContent() const { return static_cast<EJustifyContent>(rareNonInheritedData->m_justifyContent); }
787
788    const Vector<GridTrackSize>& gridColumns() const { return rareNonInheritedData->m_grid->m_gridColumns; }
789    const Vector<GridTrackSize>& gridRows() const { return rareNonInheritedData->m_grid->m_gridRows; }
790    GridAutoFlow gridAutoFlow() const { return rareNonInheritedData->m_grid->m_gridAutoFlow; }
791    const GridTrackSize& gridAutoColumns() const { return rareNonInheritedData->m_grid->m_gridAutoColumns; }
792    const GridTrackSize& gridAutoRows() const { return rareNonInheritedData->m_grid->m_gridAutoRows; }
793
794    const GridPosition& gridItemStart() const { return rareNonInheritedData->m_gridItem->m_gridStart; }
795    const GridPosition& gridItemEnd() const { return rareNonInheritedData->m_gridItem->m_gridEnd; }
796    const GridPosition& gridItemBefore() const { return rareNonInheritedData->m_gridItem->m_gridBefore; }
797    const GridPosition& gridItemAfter() const { return rareNonInheritedData->m_gridItem->m_gridAfter; }
798
799    const ShadowData* boxShadow() const { return rareNonInheritedData->m_boxShadow.get(); }
800    void getBoxShadowExtent(LayoutUnit& top, LayoutUnit& right, LayoutUnit& bottom, LayoutUnit& left) const { getShadowExtent(boxShadow(), top, right, bottom, left); }
801    LayoutBoxExtent getBoxShadowInsetExtent() const { return getShadowInsetExtent(boxShadow()); }
802    void getBoxShadowHorizontalExtent(LayoutUnit& left, LayoutUnit& right) const { getShadowHorizontalExtent(boxShadow(), left, right); }
803    void getBoxShadowVerticalExtent(LayoutUnit& top, LayoutUnit& bottom) const { getShadowVerticalExtent(boxShadow(), top, bottom); }
804    void getBoxShadowInlineDirectionExtent(LayoutUnit& logicalLeft, LayoutUnit& logicalRight) { getShadowInlineDirectionExtent(boxShadow(), logicalLeft, logicalRight); }
805    void getBoxShadowBlockDirectionExtent(LayoutUnit& logicalTop, LayoutUnit& logicalBottom) { getShadowBlockDirectionExtent(boxShadow(), logicalTop, logicalBottom); }
806
807#if ENABLE(CSS_BOX_DECORATION_BREAK)
808    EBoxDecorationBreak boxDecorationBreak() const { return m_box->boxDecorationBreak(); }
809#endif
810    StyleReflection* boxReflect() const { return rareNonInheritedData->m_boxReflect.get(); }
811    EBoxSizing boxSizing() const { return m_box->boxSizing(); }
812    Length marqueeIncrement() const { return rareNonInheritedData->m_marquee->increment; }
813    int marqueeSpeed() const { return rareNonInheritedData->m_marquee->speed; }
814    int marqueeLoopCount() const { return rareNonInheritedData->m_marquee->loops; }
815    EMarqueeBehavior marqueeBehavior() const { return static_cast<EMarqueeBehavior>(rareNonInheritedData->m_marquee->behavior); }
816    EMarqueeDirection marqueeDirection() const { return static_cast<EMarqueeDirection>(rareNonInheritedData->m_marquee->direction); }
817    EUserModify userModify() const { return static_cast<EUserModify>(rareInheritedData->userModify); }
818    EUserDrag userDrag() const { return static_cast<EUserDrag>(rareNonInheritedData->userDrag); }
819    EUserSelect userSelect() const { return static_cast<EUserSelect>(rareInheritedData->userSelect); }
820    TextOverflow textOverflow() const { return static_cast<TextOverflow>(rareNonInheritedData->textOverflow); }
821    EMarginCollapse marginBeforeCollapse() const { return static_cast<EMarginCollapse>(rareNonInheritedData->marginBeforeCollapse); }
822    EMarginCollapse marginAfterCollapse() const { return static_cast<EMarginCollapse>(rareNonInheritedData->marginAfterCollapse); }
823    EWordBreak wordBreak() const { return static_cast<EWordBreak>(rareInheritedData->wordBreak); }
824    EOverflowWrap overflowWrap() const { return static_cast<EOverflowWrap>(rareInheritedData->overflowWrap); }
825    ENBSPMode nbspMode() const { return static_cast<ENBSPMode>(rareInheritedData->nbspMode); }
826    LineBreak lineBreak() const { return static_cast<LineBreak>(rareInheritedData->lineBreak); }
827    const AtomicString& highlight() const { return rareInheritedData->highlight; }
828    Hyphens hyphens() const { return static_cast<Hyphens>(rareInheritedData->hyphens); }
829    short hyphenationLimitBefore() const { return rareInheritedData->hyphenationLimitBefore; }
830    short hyphenationLimitAfter() const { return rareInheritedData->hyphenationLimitAfter; }
831    short hyphenationLimitLines() const { return rareInheritedData->hyphenationLimitLines; }
832    const AtomicString& hyphenationString() const { return rareInheritedData->hyphenationString; }
833    const AtomicString& locale() const { return rareInheritedData->locale; }
834    EBorderFit borderFit() const { return static_cast<EBorderFit>(rareNonInheritedData->m_borderFit); }
835    EResize resize() const { return static_cast<EResize>(rareInheritedData->resize); }
836    ColumnAxis columnAxis() const { return static_cast<ColumnAxis>(rareNonInheritedData->m_multiCol->m_axis); }
837    bool hasInlineColumnAxis() const {
838        ColumnAxis axis = columnAxis();
839        return axis == AutoColumnAxis || isHorizontalWritingMode() == (axis == HorizontalColumnAxis);
840    }
841    ColumnProgression columnProgression() const { return static_cast<ColumnProgression>(rareNonInheritedData->m_multiCol->m_progression); }
842    float columnWidth() const { return rareNonInheritedData->m_multiCol->m_width; }
843    bool hasAutoColumnWidth() const { return rareNonInheritedData->m_multiCol->m_autoWidth; }
844    unsigned short columnCount() const { return rareNonInheritedData->m_multiCol->m_count; }
845    bool hasAutoColumnCount() const { return rareNonInheritedData->m_multiCol->m_autoCount; }
846    bool specifiesColumns() const { return !hasAutoColumnCount() || !hasAutoColumnWidth() || !hasInlineColumnAxis(); }
847    float columnGap() const { return rareNonInheritedData->m_multiCol->m_gap; }
848    bool hasNormalColumnGap() const { return rareNonInheritedData->m_multiCol->m_normalGap; }
849    EBorderStyle columnRuleStyle() const { return rareNonInheritedData->m_multiCol->m_rule.style(); }
850    unsigned short columnRuleWidth() const { return rareNonInheritedData->m_multiCol->ruleWidth(); }
851    bool columnRuleIsTransparent() const { return rareNonInheritedData->m_multiCol->m_rule.isTransparent(); }
852    ColumnSpan columnSpan() const { return static_cast<ColumnSpan>(rareNonInheritedData->m_multiCol->m_columnSpan); }
853    EPageBreak columnBreakBefore() const { return static_cast<EPageBreak>(rareNonInheritedData->m_multiCol->m_breakBefore); }
854    EPageBreak columnBreakInside() const { return static_cast<EPageBreak>(rareNonInheritedData->m_multiCol->m_breakInside); }
855    EPageBreak columnBreakAfter() const { return static_cast<EPageBreak>(rareNonInheritedData->m_multiCol->m_breakAfter); }
856    EPageBreak regionBreakBefore() const { return static_cast<EPageBreak>(rareNonInheritedData->m_regionBreakBefore); }
857    EPageBreak regionBreakInside() const { return static_cast<EPageBreak>(rareNonInheritedData->m_regionBreakInside); }
858    EPageBreak regionBreakAfter() const { return static_cast<EPageBreak>(rareNonInheritedData->m_regionBreakAfter); }
859    const TransformOperations& transform() const { return rareNonInheritedData->m_transform->m_operations; }
860    Length transformOriginX() const { return rareNonInheritedData->m_transform->m_x; }
861    Length transformOriginY() const { return rareNonInheritedData->m_transform->m_y; }
862    float transformOriginZ() const { return rareNonInheritedData->m_transform->m_z; }
863    bool hasTransform() const { return !rareNonInheritedData->m_transform->m_operations.operations().isEmpty(); }
864
865    TextEmphasisFill textEmphasisFill() const { return static_cast<TextEmphasisFill>(rareInheritedData->textEmphasisFill); }
866    TextEmphasisMark textEmphasisMark() const;
867    const AtomicString& textEmphasisCustomMark() const { return rareInheritedData->textEmphasisCustomMark; }
868    TextEmphasisPosition textEmphasisPosition() const { return static_cast<TextEmphasisPosition>(rareInheritedData->textEmphasisPosition); }
869    const AtomicString& textEmphasisMarkString() const;
870
871    RubyPosition rubyPosition() const { return static_cast<RubyPosition>(rareInheritedData->m_rubyPosition); }
872
873    TextOrientation textOrientation() const { return static_cast<TextOrientation>(rareInheritedData->m_textOrientation); }
874
875    // Return true if any transform related property (currently transform, transformStyle3D or perspective)
876    // indicates that we are transforming
877    bool hasTransformRelatedProperty() const { return hasTransform() || preserves3D() || hasPerspective(); }
878
879    enum ApplyTransformOrigin { IncludeTransformOrigin, ExcludeTransformOrigin };
880    void applyTransform(TransformationMatrix&, const LayoutSize& borderBoxSize, ApplyTransformOrigin = IncludeTransformOrigin) const;
881    void applyTransform(TransformationMatrix&, const FloatRect& boundingBox, ApplyTransformOrigin = IncludeTransformOrigin) const;
882    void setPageScaleTransform(float);
883
884    bool hasMask() const { return rareNonInheritedData->m_mask.hasImage() || rareNonInheritedData->m_maskBoxImage.hasImage(); }
885
886    TextCombine textCombine() const { return static_cast<TextCombine>(rareNonInheritedData->m_textCombine); }
887    bool hasTextCombine() const { return textCombine() != TextCombineNone; }
888
889    unsigned tabSize() const { return rareInheritedData->m_tabSize; }
890
891    // End CSS3 Getters
892
893    const AtomicString& flowThread() const { return rareNonInheritedData->m_flowThread; }
894    const AtomicString& regionThread() const { return rareNonInheritedData->m_regionThread; }
895    RegionFragment regionFragment() const { return static_cast<RegionFragment>(rareNonInheritedData->m_regionFragment); }
896
897    const AtomicString& lineGrid() const { return rareInheritedData->m_lineGrid; }
898    LineSnap lineSnap() const { return static_cast<LineSnap>(rareInheritedData->m_lineSnap); }
899    LineAlign lineAlign() const { return static_cast<LineAlign>(rareInheritedData->m_lineAlign); }
900
901    WrapFlow wrapFlow() const { return static_cast<WrapFlow>(rareNonInheritedData->m_wrapFlow); }
902    WrapThrough wrapThrough() const { return static_cast<WrapThrough>(rareNonInheritedData->m_wrapThrough); }
903
904    // Apple-specific property getter methods
905    EPointerEvents pointerEvents() const { return static_cast<EPointerEvents>(inherited_flags._pointerEvents); }
906    const AnimationList* animations() const { return rareNonInheritedData->m_animations.get(); }
907    const AnimationList* transitions() const { return rareNonInheritedData->m_transitions.get(); }
908
909    AnimationList* accessAnimations();
910    AnimationList* accessTransitions();
911
912    bool hasAnimations() const { return rareNonInheritedData->m_animations && rareNonInheritedData->m_animations->size() > 0; }
913    bool hasTransitions() const { return rareNonInheritedData->m_transitions && rareNonInheritedData->m_transitions->size() > 0; }
914
915    // return the first found Animation (including 'all' transitions)
916    const Animation* transitionForProperty(CSSPropertyID) const;
917
918    ETransformStyle3D transformStyle3D() const { return static_cast<ETransformStyle3D>(rareNonInheritedData->m_transformStyle3D); }
919    bool preserves3D() const { return rareNonInheritedData->m_transformStyle3D == TransformStyle3DPreserve3D; }
920
921    EBackfaceVisibility backfaceVisibility() const { return static_cast<EBackfaceVisibility>(rareNonInheritedData->m_backfaceVisibility); }
922    float perspective() const { return rareNonInheritedData->m_perspective; }
923    bool hasPerspective() const { return rareNonInheritedData->m_perspective > 0; }
924    Length perspectiveOriginX() const { return rareNonInheritedData->m_perspectiveOriginX; }
925    Length perspectiveOriginY() const { return rareNonInheritedData->m_perspectiveOriginY; }
926    LengthSize pageSize() const { return rareNonInheritedData->m_pageSize; }
927    PageSizeType pageSizeType() const { return static_cast<PageSizeType>(rareNonInheritedData->m_pageSizeType); }
928
929#if USE(ACCELERATED_COMPOSITING)
930    // When set, this ensures that styles compare as different. Used during accelerated animations.
931    bool isRunningAcceleratedAnimation() const { return rareNonInheritedData->m_runningAcceleratedAnimation; }
932#endif
933
934    LineBoxContain lineBoxContain() const { return rareInheritedData->m_lineBoxContain; }
935    const LineClampValue& lineClamp() const { return rareNonInheritedData->lineClamp; }
936#if ENABLE(TOUCH_EVENTS)
937    Color tapHighlightColor() const { return rareInheritedData->tapHighlightColor; }
938#endif
939#if ENABLE(ACCELERATED_OVERFLOW_SCROLLING)
940    bool useTouchOverflowScrolling() const { return rareInheritedData->useTouchOverflowScrolling; }
941#endif
942    ETextSecurity textSecurity() const { return static_cast<ETextSecurity>(rareInheritedData->textSecurity); }
943
944    WritingMode writingMode() const { return static_cast<WritingMode>(inherited_flags.m_writingMode); }
945    bool isHorizontalWritingMode() const { return WebCore::isHorizontalWritingMode(writingMode()); }
946    bool isFlippedLinesWritingMode() const { return WebCore::isFlippedLinesWritingMode(writingMode()); }
947    bool isFlippedBlocksWritingMode() const { return WebCore::isFlippedBlocksWritingMode(writingMode()); }
948
949#if ENABLE(CSS_IMAGE_ORIENTATION)
950    ImageOrientationEnum imageOrientation() const { return static_cast<ImageOrientationEnum>(rareInheritedData->m_imageOrientation); }
951#endif
952
953    EImageRendering imageRendering() const { return static_cast<EImageRendering>(rareInheritedData->m_imageRendering); }
954
955#if ENABLE(CSS_IMAGE_RESOLUTION)
956    ImageResolutionSource imageResolutionSource() const { return static_cast<ImageResolutionSource>(rareInheritedData->m_imageResolutionSource); }
957    ImageResolutionSnap imageResolutionSnap() const { return static_cast<ImageResolutionSnap>(rareInheritedData->m_imageResolutionSnap); }
958    float imageResolution() const { return rareInheritedData->m_imageResolution; }
959#endif
960
961    ESpeak speak() const { return static_cast<ESpeak>(rareInheritedData->speak); }
962
963#if ENABLE(CSS_FILTERS)
964    FilterOperations& mutableFilter() { return rareNonInheritedData.access()->m_filter.access()->m_operations; }
965    const FilterOperations& filter() const { return rareNonInheritedData->m_filter->m_operations; }
966    bool hasFilter() const { return !rareNonInheritedData->m_filter->m_operations.operations().isEmpty(); }
967#else
968    bool hasFilter() const { return false; }
969#endif
970
971#if ENABLE(CSS_COMPOSITING)
972    BlendMode blendMode() const { return static_cast<BlendMode>(rareNonInheritedData->m_effectiveBlendMode); }
973    void setBlendMode(BlendMode v) { rareNonInheritedData.access()->m_effectiveBlendMode = v; }
974    bool hasBlendMode() const { return static_cast<BlendMode>(rareNonInheritedData->m_effectiveBlendMode) != BlendModeNormal; }
975#else
976    bool hasBlendMode() const { return false; }
977#endif
978
979#if USE(RTL_SCROLLBAR)
980    bool shouldPlaceBlockDirectionScrollbarOnLogicalLeft() const { return !isLeftToRightDirection() && isHorizontalWritingMode(); }
981#else
982    bool shouldPlaceBlockDirectionScrollbarOnLogicalLeft() const { return false; }
983#endif
984
985// attribute setter methods
986
987    void setDisplay(EDisplay v) { noninherited_flags._effectiveDisplay = v; }
988    void setOriginalDisplay(EDisplay v) { noninherited_flags._originalDisplay = v; }
989    void setPosition(EPosition v) { noninherited_flags._position = v; }
990    void setFloating(EFloat v) { noninherited_flags._floating = v; }
991
992    void setLeft(Length v) { SET_VAR(surround, offset.m_left, v); }
993    void setRight(Length v) { SET_VAR(surround, offset.m_right, v); }
994    void setTop(Length v) { SET_VAR(surround, offset.m_top, v); }
995    void setBottom(Length v) { SET_VAR(surround, offset.m_bottom, v); }
996
997    void setWidth(Length v) { SET_VAR(m_box, m_width, v); }
998    void setHeight(Length v) { SET_VAR(m_box, m_height, v); }
999
1000    void setLogicalWidth(Length v)
1001    {
1002        if (isHorizontalWritingMode()) {
1003            SET_VAR(m_box, m_width, v);
1004        } else {
1005            SET_VAR(m_box, m_height, v);
1006        }
1007    }
1008
1009    void setLogicalHeight(Length v)
1010    {
1011        if (isHorizontalWritingMode()) {
1012            SET_VAR(m_box, m_height, v);
1013        } else {
1014            SET_VAR(m_box, m_width, v);
1015        }
1016    }
1017
1018    void setMinWidth(Length v) { SET_VAR(m_box, m_minWidth, v); }
1019    void setMaxWidth(Length v) { SET_VAR(m_box, m_maxWidth, v); }
1020    void setMinHeight(Length v) { SET_VAR(m_box, m_minHeight, v); }
1021    void setMaxHeight(Length v) { SET_VAR(m_box, m_maxHeight, v); }
1022
1023#if ENABLE(DASHBOARD_SUPPORT)
1024    Vector<StyleDashboardRegion> dashboardRegions() const { return rareNonInheritedData->m_dashboardRegions; }
1025    void setDashboardRegions(Vector<StyleDashboardRegion> regions) { SET_VAR(rareNonInheritedData, m_dashboardRegions, regions); }
1026
1027    void setDashboardRegion(int type, const String& label, Length t, Length r, Length b, Length l, bool append)
1028    {
1029        StyleDashboardRegion region;
1030        region.label = label;
1031        region.offset.m_top = t;
1032        region.offset.m_right = r;
1033        region.offset.m_bottom = b;
1034        region.offset.m_left = l;
1035        region.type = type;
1036        if (!append)
1037            rareNonInheritedData.access()->m_dashboardRegions.clear();
1038        rareNonInheritedData.access()->m_dashboardRegions.append(region);
1039    }
1040#endif
1041
1042#if ENABLE(DRAGGABLE_REGION)
1043    DraggableRegionMode getDraggableRegionMode() const { return rareNonInheritedData->m_draggableRegionMode; }
1044    void setDraggableRegionMode(DraggableRegionMode v) { SET_VAR(rareNonInheritedData, m_draggableRegionMode, v); }
1045#endif
1046
1047    void resetBorder() { resetBorderImage(); resetBorderTop(); resetBorderRight(); resetBorderBottom(); resetBorderLeft(); resetBorderRadius(); }
1048    void resetBorderTop() { SET_VAR(surround, border.m_top, BorderValue()); }
1049    void resetBorderRight() { SET_VAR(surround, border.m_right, BorderValue()); }
1050    void resetBorderBottom() { SET_VAR(surround, border.m_bottom, BorderValue()); }
1051    void resetBorderLeft() { SET_VAR(surround, border.m_left, BorderValue()); }
1052    void resetBorderImage() { SET_VAR(surround, border.m_image, NinePieceImage()); }
1053    void resetBorderRadius() { resetBorderTopLeftRadius(); resetBorderTopRightRadius(); resetBorderBottomLeftRadius(); resetBorderBottomRightRadius(); }
1054    void resetBorderTopLeftRadius() { SET_VAR(surround, border.m_topLeft, initialBorderRadius()); }
1055    void resetBorderTopRightRadius() { SET_VAR(surround, border.m_topRight, initialBorderRadius()); }
1056    void resetBorderBottomLeftRadius() { SET_VAR(surround, border.m_bottomLeft, initialBorderRadius()); }
1057    void resetBorderBottomRightRadius() { SET_VAR(surround, border.m_bottomRight, initialBorderRadius()); }
1058
1059    void setBackgroundColor(const Color& v) { SET_VAR(m_background, m_color, v); }
1060
1061    void setBackgroundXPosition(Length length) { SET_VAR(m_background, m_background.m_xPosition, length); }
1062    void setBackgroundYPosition(Length length) { SET_VAR(m_background, m_background.m_yPosition, length); }
1063    void setBackgroundSize(EFillSizeType b) { SET_VAR(m_background, m_background.m_sizeType, b); }
1064    void setBackgroundSizeLength(LengthSize s) { SET_VAR(m_background, m_background.m_sizeLength, s); }
1065
1066    void setBorderImage(const NinePieceImage& b) { SET_VAR(surround, border.m_image, b); }
1067    void setBorderImageSource(PassRefPtr<StyleImage>);
1068    void setBorderImageSlices(LengthBox);
1069    void setBorderImageWidth(LengthBox);
1070    void setBorderImageOutset(LengthBox);
1071
1072    void setBorderTopLeftRadius(LengthSize s) { SET_VAR(surround, border.m_topLeft, s); }
1073    void setBorderTopRightRadius(LengthSize s) { SET_VAR(surround, border.m_topRight, s); }
1074    void setBorderBottomLeftRadius(LengthSize s) { SET_VAR(surround, border.m_bottomLeft, s); }
1075    void setBorderBottomRightRadius(LengthSize s) { SET_VAR(surround, border.m_bottomRight, s); }
1076
1077    void setBorderRadius(LengthSize s)
1078    {
1079        setBorderTopLeftRadius(s);
1080        setBorderTopRightRadius(s);
1081        setBorderBottomLeftRadius(s);
1082        setBorderBottomRightRadius(s);
1083    }
1084    void setBorderRadius(const IntSize& s)
1085    {
1086        setBorderRadius(LengthSize(Length(s.width(), Fixed), Length(s.height(), Fixed)));
1087    }
1088
1089    RoundedRect getRoundedBorderFor(const LayoutRect& borderRect, RenderView* = 0, bool includeLogicalLeftEdge = true, bool includeLogicalRightEdge = true) const;
1090    RoundedRect getRoundedInnerBorderFor(const LayoutRect& borderRect, bool includeLogicalLeftEdge = true, bool includeLogicalRightEdge = true) const;
1091
1092    RoundedRect getRoundedInnerBorderFor(const LayoutRect& borderRect,
1093        int topWidth, int bottomWidth, int leftWidth, int rightWidth, bool includeLogicalLeftEdge, bool includeLogicalRightEdge) const;
1094
1095    void setBorderLeftWidth(unsigned v) { SET_VAR(surround, border.m_left.m_width, v); }
1096    void setBorderLeftStyle(EBorderStyle v) { SET_VAR(surround, border.m_left.m_style, v); }
1097    void setBorderLeftColor(const Color& v) { SET_BORDERVALUE_COLOR(surround, border.m_left, v); }
1098    void setBorderRightWidth(unsigned v) { SET_VAR(surround, border.m_right.m_width, v); }
1099    void setBorderRightStyle(EBorderStyle v) { SET_VAR(surround, border.m_right.m_style, v); }
1100    void setBorderRightColor(const Color& v) { SET_BORDERVALUE_COLOR(surround, border.m_right, v); }
1101    void setBorderTopWidth(unsigned v) { SET_VAR(surround, border.m_top.m_width, v); }
1102    void setBorderTopStyle(EBorderStyle v) { SET_VAR(surround, border.m_top.m_style, v); }
1103    void setBorderTopColor(const Color& v) { SET_BORDERVALUE_COLOR(surround, border.m_top, v); }
1104    void setBorderBottomWidth(unsigned v) { SET_VAR(surround, border.m_bottom.m_width, v); }
1105    void setBorderBottomStyle(EBorderStyle v) { SET_VAR(surround, border.m_bottom.m_style, v); }
1106    void setBorderBottomColor(const Color& v) { SET_BORDERVALUE_COLOR(surround, border.m_bottom, v); }
1107
1108    void setOutlineWidth(unsigned short v) { SET_VAR(m_background, m_outline.m_width, v); }
1109    void setOutlineStyleIsAuto(OutlineIsAuto isAuto) { SET_VAR(m_background, m_outline.m_isAuto, isAuto); }
1110    void setOutlineStyle(EBorderStyle v) { SET_VAR(m_background, m_outline.m_style, v); }
1111    void setOutlineColor(const Color& v) { SET_BORDERVALUE_COLOR(m_background, m_outline, v); }
1112
1113    void setOverflowX(EOverflow v) { noninherited_flags._overflowX = v; }
1114    void setOverflowY(EOverflow v) { noninherited_flags._overflowY = v; }
1115    void setVisibility(EVisibility v) { inherited_flags._visibility = v; }
1116    void setVerticalAlign(EVerticalAlign v) { noninherited_flags._vertical_align = v; }
1117    void setVerticalAlignLength(Length length) { setVerticalAlign(LENGTH); SET_VAR(m_box, m_verticalAlign, length); }
1118
1119    void setHasClip(bool b = true) { SET_VAR(visual, hasClip, b); }
1120    void setClipLeft(Length v) { SET_VAR(visual, clip.m_left, v); }
1121    void setClipRight(Length v) { SET_VAR(visual, clip.m_right, v); }
1122    void setClipTop(Length v) { SET_VAR(visual, clip.m_top, v); }
1123    void setClipBottom(Length v) { SET_VAR(visual, clip.m_bottom, v); }
1124    void setClip(Length top, Length right, Length bottom, Length left);
1125    void setClip(LengthBox box) { SET_VAR(visual, clip, box); }
1126
1127    void setUnicodeBidi(EUnicodeBidi b) { noninherited_flags._unicodeBidi = b; }
1128
1129    void setClear(EClear v) { noninherited_flags._clear = v; }
1130    void setTableLayout(ETableLayout v) { noninherited_flags._table_layout = v; }
1131
1132    bool setFontDescription(const FontDescription&);
1133    // Only used for blending font sizes when animating, for MathML anonymous blocks, and for text autosizing.
1134    void setFontSize(float);
1135
1136#if ENABLE(TEXT_AUTOSIZING)
1137    void setTextAutosizingMultiplier(float v)
1138    {
1139        SET_VAR(visual, m_textAutosizingMultiplier, v);
1140        setFontSize(fontDescription().specifiedSize());
1141    }
1142#endif
1143
1144    void setColor(const Color&);
1145    void setTextIndent(Length v) { SET_VAR(rareInheritedData, indent, v); }
1146#if ENABLE(CSS3_TEXT)
1147    void setTextIndentLine(TextIndentLine v) { SET_VAR(rareInheritedData, m_textIndentLine, v); }
1148    void setTextIndentType(TextIndentType v) { SET_VAR(rareInheritedData, m_textIndentType, v); }
1149#endif
1150    void setTextAlign(ETextAlign v) { inherited_flags._text_align = v; }
1151    void setTextTransform(ETextTransform v) { inherited_flags._text_transform = v; }
1152    void addToTextDecorationsInEffect(TextDecoration v) { inherited_flags._text_decorations |= v; }
1153    void setTextDecorationsInEffect(TextDecoration v) { inherited_flags._text_decorations = v; }
1154    void setTextDecoration(TextDecoration v) { SET_VAR(visual, textDecoration, v); }
1155#if ENABLE(CSS3_TEXT)
1156    void setTextDecorationStyle(TextDecorationStyle v) { SET_VAR(rareNonInheritedData, m_textDecorationStyle, v); }
1157    void setTextAlignLast(TextAlignLast v) { SET_VAR(rareInheritedData, m_textAlignLast, v); }
1158    void setTextJustify(TextJustify v) { SET_VAR(rareInheritedData, m_textJustify, v); }
1159    void setTextUnderlinePosition(TextUnderlinePosition v) { SET_VAR(rareInheritedData, m_textUnderlinePosition, v); }
1160#endif // CSS3_TEXT
1161    void setDirection(TextDirection v) { inherited_flags._direction = v; }
1162    void setLineHeight(Length specifiedLineHeight);
1163    bool setZoom(float);
1164    void setZoomWithoutReturnValue(float f) { setZoom(f); }
1165    bool setEffectiveZoom(float);
1166
1167#if ENABLE(CSS_IMAGE_ORIENTATION)
1168    void setImageOrientation(ImageOrientationEnum v) { SET_VAR(rareInheritedData, m_imageOrientation, static_cast<int>(v)); }
1169#endif
1170
1171    void setImageRendering(EImageRendering v) { SET_VAR(rareInheritedData, m_imageRendering, v); }
1172
1173#if ENABLE(CSS_IMAGE_RESOLUTION)
1174    void setImageResolutionSource(ImageResolutionSource v) { SET_VAR(rareInheritedData, m_imageResolutionSource, v); }
1175    void setImageResolutionSnap(ImageResolutionSnap v) { SET_VAR(rareInheritedData, m_imageResolutionSnap, v); }
1176    void setImageResolution(float f) { SET_VAR(rareInheritedData, m_imageResolution, f); }
1177#endif
1178
1179    void setWhiteSpace(EWhiteSpace v) { inherited_flags._white_space = v; }
1180
1181    void setWordSpacing(int);
1182    void setLetterSpacing(int);
1183
1184    void clearBackgroundLayers() { m_background.access()->m_background = FillLayer(BackgroundFillLayer); }
1185    void inheritBackgroundLayers(const FillLayer& parent) { m_background.access()->m_background = parent; }
1186
1187    void adjustBackgroundLayers()
1188    {
1189        if (backgroundLayers()->next()) {
1190            accessBackgroundLayers()->cullEmptyLayers();
1191            accessBackgroundLayers()->fillUnsetProperties();
1192        }
1193    }
1194
1195    void clearMaskLayers() { rareNonInheritedData.access()->m_mask = FillLayer(MaskFillLayer); }
1196    void inheritMaskLayers(const FillLayer& parent) { rareNonInheritedData.access()->m_mask = parent; }
1197
1198    void adjustMaskLayers()
1199    {
1200        if (maskLayers()->next()) {
1201            accessMaskLayers()->cullEmptyLayers();
1202            accessMaskLayers()->fillUnsetProperties();
1203        }
1204    }
1205
1206    void setMaskImage(PassRefPtr<StyleImage> v) { rareNonInheritedData.access()->m_mask.setImage(v); }
1207
1208    void setMaskBoxImage(const NinePieceImage& b) { SET_VAR(rareNonInheritedData, m_maskBoxImage, b); }
1209    void setMaskBoxImageSource(PassRefPtr<StyleImage> v) { rareNonInheritedData.access()->m_maskBoxImage.setImage(v); }
1210    void setMaskXPosition(Length length) { SET_VAR(rareNonInheritedData, m_mask.m_xPosition, length); }
1211    void setMaskYPosition(Length length) { SET_VAR(rareNonInheritedData, m_mask.m_yPosition, length); }
1212    void setMaskSize(LengthSize s) { SET_VAR(rareNonInheritedData, m_mask.m_sizeLength, s); }
1213
1214    void setBorderCollapse(EBorderCollapse collapse) { inherited_flags._border_collapse = collapse; }
1215    void setHorizontalBorderSpacing(short);
1216    void setVerticalBorderSpacing(short);
1217    void setEmptyCells(EEmptyCell v) { inherited_flags._empty_cells = v; }
1218    void setCaptionSide(ECaptionSide v) { inherited_flags._caption_side = v; }
1219
1220    void setHasAspectRatio(bool b) { SET_VAR(rareNonInheritedData, m_hasAspectRatio, b); }
1221    void setAspectRatioDenominator(float v) { SET_VAR(rareNonInheritedData, m_aspectRatioDenominator, v); }
1222    void setAspectRatioNumerator(float v) { SET_VAR(rareNonInheritedData, m_aspectRatioNumerator, v); }
1223
1224    void setListStyleType(EListStyleType v) { inherited_flags._list_style_type = v; }
1225    void setListStyleImage(PassRefPtr<StyleImage>);
1226    void setListStylePosition(EListStylePosition v) { inherited_flags._list_style_position = v; }
1227
1228    void resetMargin() { SET_VAR(surround, margin, LengthBox(Fixed)); }
1229    void setMarginTop(Length v) { SET_VAR(surround, margin.m_top, v); }
1230    void setMarginBottom(Length v) { SET_VAR(surround, margin.m_bottom, v); }
1231    void setMarginLeft(Length v) { SET_VAR(surround, margin.m_left, v); }
1232    void setMarginRight(Length v) { SET_VAR(surround, margin.m_right, v); }
1233    void setMarginStart(Length);
1234    void setMarginEnd(Length);
1235
1236    void resetPadding() { SET_VAR(surround, padding, LengthBox(Auto)); }
1237    void setPaddingBox(const LengthBox& b) { SET_VAR(surround, padding, b); }
1238    void setPaddingTop(Length v) { SET_VAR(surround, padding.m_top, v); }
1239    void setPaddingBottom(Length v) { SET_VAR(surround, padding.m_bottom, v); }
1240    void setPaddingLeft(Length v) { SET_VAR(surround, padding.m_left, v); }
1241    void setPaddingRight(Length v) { SET_VAR(surround, padding.m_right, v); }
1242
1243    void setCursor(ECursor c) { inherited_flags._cursor_style = c; }
1244    void addCursor(PassRefPtr<StyleImage>, const IntPoint& hotSpot = IntPoint());
1245    void setCursorList(PassRefPtr<CursorList>);
1246    void clearCursorList();
1247
1248#if ENABLE(CURSOR_VISIBILITY)
1249    void setCursorVisibility(CursorVisibility c) { inherited_flags.m_cursorVisibility = c; }
1250#endif
1251
1252    void setInsideLink(EInsideLink insideLink) { inherited_flags._insideLink = insideLink; }
1253    void setIsLink(bool b) { noninherited_flags.setIsLink(b); }
1254
1255    PrintColorAdjust printColorAdjust() const { return static_cast<PrintColorAdjust>(inherited_flags.m_printColorAdjust); }
1256    void setPrintColorAdjust(PrintColorAdjust value) { inherited_flags.m_printColorAdjust = value; }
1257
1258    bool hasAutoZIndex() const { return m_box->hasAutoZIndex(); }
1259    void setHasAutoZIndex() { SET_VAR(m_box, m_hasAutoZIndex, true); SET_VAR(m_box, m_zIndex, 0); }
1260    int zIndex() const { return m_box->zIndex(); }
1261    void setZIndex(int v) { SET_VAR(m_box, m_hasAutoZIndex, false); SET_VAR(m_box, m_zIndex, v); }
1262
1263    void setHasAutoWidows() { SET_VAR(rareInheritedData, m_hasAutoWidows, true); SET_VAR(rareInheritedData, widows, initialWidows()); }
1264    void setWidows(short w) { SET_VAR(rareInheritedData, m_hasAutoWidows, false); SET_VAR(rareInheritedData, widows, w); }
1265
1266    void setHasAutoOrphans() { SET_VAR(rareInheritedData, m_hasAutoOrphans, true); SET_VAR(rareInheritedData, orphans, initialOrphans()); }
1267    void setOrphans(short o) { SET_VAR(rareInheritedData, m_hasAutoOrphans, false); SET_VAR(rareInheritedData, orphans, o); }
1268
1269    // For valid values of page-break-inside see http://www.w3.org/TR/CSS21/page.html#page-break-props
1270    void setPageBreakInside(EPageBreak b) { ASSERT(b == PBAUTO || b == PBAVOID); noninherited_flags._page_break_inside = b; }
1271    void setPageBreakBefore(EPageBreak b) { noninherited_flags._page_break_before = b; }
1272    void setPageBreakAfter(EPageBreak b) { noninherited_flags._page_break_after = b; }
1273
1274    // CSS3 Setters
1275    void setOutlineOffset(int v) { SET_VAR(m_background, m_outline.m_offset, v); }
1276    void setTextShadow(PassOwnPtr<ShadowData>, bool add = false);
1277    void setTextStrokeColor(const Color& c) { SET_VAR(rareInheritedData, textStrokeColor, c); }
1278    void setTextStrokeWidth(float w) { SET_VAR(rareInheritedData, textStrokeWidth, w); }
1279    void setTextFillColor(const Color& c) { SET_VAR(rareInheritedData, textFillColor, c); }
1280    void setColorSpace(ColorSpace space) { SET_VAR(rareInheritedData, colorSpace, space); }
1281    void setOpacity(float f) { float v = clampTo<float>(f, 0, 1); SET_VAR(rareNonInheritedData, opacity, v); }
1282    void setAppearance(ControlPart a) { SET_VAR(rareNonInheritedData, m_appearance, a); }
1283    // For valid values of box-align see http://www.w3.org/TR/2009/WD-css3-flexbox-20090723/#alignment
1284    void setBoxAlign(EBoxAlignment a) { SET_VAR(rareNonInheritedData.access()->m_deprecatedFlexibleBox, align, a); }
1285#if ENABLE(CSS_BOX_DECORATION_BREAK)
1286    void setBoxDecorationBreak(EBoxDecorationBreak b) { SET_VAR(m_box, m_boxDecorationBreak, b); }
1287#endif
1288    void setBoxDirection(EBoxDirection d) { inherited_flags._box_direction = d; }
1289    void setBoxFlex(float f) { SET_VAR(rareNonInheritedData.access()->m_deprecatedFlexibleBox, flex, f); }
1290    void setBoxFlexGroup(unsigned int fg) { SET_VAR(rareNonInheritedData.access()->m_deprecatedFlexibleBox, flex_group, fg); }
1291    void setBoxLines(EBoxLines l) { SET_VAR(rareNonInheritedData.access()->m_deprecatedFlexibleBox, lines, l); }
1292    void setBoxOrdinalGroup(unsigned int og) { SET_VAR(rareNonInheritedData.access()->m_deprecatedFlexibleBox, ordinal_group, og); }
1293    void setBoxOrient(EBoxOrient o) { SET_VAR(rareNonInheritedData.access()->m_deprecatedFlexibleBox, orient, o); }
1294    void setBoxPack(EBoxPack p) { SET_VAR(rareNonInheritedData.access()->m_deprecatedFlexibleBox, pack, p); }
1295    void setBoxShadow(PassOwnPtr<ShadowData>, bool add = false);
1296    void setBoxReflect(PassRefPtr<StyleReflection> reflect) { if (rareNonInheritedData->m_boxReflect != reflect) rareNonInheritedData.access()->m_boxReflect = reflect; }
1297    void setBoxSizing(EBoxSizing s) { SET_VAR(m_box, m_boxSizing, s); }
1298    void setFlexGrow(float f) { SET_VAR(rareNonInheritedData.access()->m_flexibleBox, m_flexGrow, f); }
1299    void setFlexShrink(float f) { SET_VAR(rareNonInheritedData.access()->m_flexibleBox, m_flexShrink, f); }
1300    void setFlexBasis(Length length) { SET_VAR(rareNonInheritedData.access()->m_flexibleBox, m_flexBasis, length); }
1301    void setOrder(int o) { SET_VAR(rareNonInheritedData, m_order, o); }
1302    void setAlignContent(EAlignContent p) { SET_VAR(rareNonInheritedData, m_alignContent, p); }
1303    void setAlignItems(EAlignItems a) { SET_VAR(rareNonInheritedData, m_alignItems, a); }
1304    void setAlignSelf(EAlignItems a) { SET_VAR(rareNonInheritedData, m_alignSelf, a); }
1305    void setFlexDirection(EFlexDirection direction) { SET_VAR(rareNonInheritedData.access()->m_flexibleBox, m_flexDirection, direction); }
1306    void setFlexWrap(EFlexWrap w) { SET_VAR(rareNonInheritedData.access()->m_flexibleBox, m_flexWrap, w); }
1307    void setJustifyContent(EJustifyContent p) { SET_VAR(rareNonInheritedData, m_justifyContent, p); }
1308    void setGridAutoColumns(const GridTrackSize& length) { SET_VAR(rareNonInheritedData.access()->m_grid, m_gridAutoColumns, length); }
1309    void setGridAutoRows(const GridTrackSize& length) { SET_VAR(rareNonInheritedData.access()->m_grid, m_gridAutoRows, length); }
1310    void setGridColumns(const Vector<GridTrackSize>& lengths) { SET_VAR(rareNonInheritedData.access()->m_grid, m_gridColumns, lengths); }
1311    void setGridRows(const Vector<GridTrackSize>& lengths) { SET_VAR(rareNonInheritedData.access()->m_grid, m_gridRows, lengths); }
1312    void setGridAutoFlow(GridAutoFlow flow) { SET_VAR(rareNonInheritedData.access()->m_grid, m_gridAutoFlow, flow); }
1313    void setGridItemStart(const GridPosition& startPosition) { SET_VAR(rareNonInheritedData.access()->m_gridItem, m_gridStart, startPosition); }
1314    void setGridItemEnd(const GridPosition& endPosition) { SET_VAR(rareNonInheritedData.access()->m_gridItem, m_gridEnd, endPosition); }
1315    void setGridItemBefore(const GridPosition& beforePosition) { SET_VAR(rareNonInheritedData.access()->m_gridItem, m_gridBefore, beforePosition); }
1316    void setGridItemAfter(const GridPosition& afterPosition) { SET_VAR(rareNonInheritedData.access()->m_gridItem, m_gridAfter, afterPosition); }
1317
1318    void setMarqueeIncrement(Length f) { SET_VAR(rareNonInheritedData.access()->m_marquee, increment, f); }
1319    void setMarqueeSpeed(int f) { SET_VAR(rareNonInheritedData.access()->m_marquee, speed, f); }
1320    void setMarqueeDirection(EMarqueeDirection d) { SET_VAR(rareNonInheritedData.access()->m_marquee, direction, d); }
1321    void setMarqueeBehavior(EMarqueeBehavior b) { SET_VAR(rareNonInheritedData.access()->m_marquee, behavior, b); }
1322    void setMarqueeLoopCount(int i) { SET_VAR(rareNonInheritedData.access()->m_marquee, loops, i); }
1323    void setUserModify(EUserModify u) { SET_VAR(rareInheritedData, userModify, u); }
1324    void setUserDrag(EUserDrag d) { SET_VAR(rareNonInheritedData, userDrag, d); }
1325    void setUserSelect(EUserSelect s) { SET_VAR(rareInheritedData, userSelect, s); }
1326    void setTextOverflow(TextOverflow overflow) { SET_VAR(rareNonInheritedData, textOverflow, overflow); }
1327    void setMarginBeforeCollapse(EMarginCollapse c) { SET_VAR(rareNonInheritedData, marginBeforeCollapse, c); }
1328    void setMarginAfterCollapse(EMarginCollapse c) { SET_VAR(rareNonInheritedData, marginAfterCollapse, c); }
1329    void setWordBreak(EWordBreak b) { SET_VAR(rareInheritedData, wordBreak, b); }
1330    void setOverflowWrap(EOverflowWrap b) { SET_VAR(rareInheritedData, overflowWrap, b); }
1331    void setNBSPMode(ENBSPMode b) { SET_VAR(rareInheritedData, nbspMode, b); }
1332    void setLineBreak(LineBreak b) { SET_VAR(rareInheritedData, lineBreak, b); }
1333    void setHighlight(const AtomicString& h) { SET_VAR(rareInheritedData, highlight, h); }
1334    void setHyphens(Hyphens h) { SET_VAR(rareInheritedData, hyphens, h); }
1335    void setHyphenationLimitBefore(short limit) { SET_VAR(rareInheritedData, hyphenationLimitBefore, limit); }
1336    void setHyphenationLimitAfter(short limit) { SET_VAR(rareInheritedData, hyphenationLimitAfter, limit); }
1337    void setHyphenationLimitLines(short limit) { SET_VAR(rareInheritedData, hyphenationLimitLines, limit); }
1338    void setHyphenationString(const AtomicString& h) { SET_VAR(rareInheritedData, hyphenationString, h); }
1339    void setLocale(const AtomicString& locale) { SET_VAR(rareInheritedData, locale, locale); }
1340    void setBorderFit(EBorderFit b) { SET_VAR(rareNonInheritedData, m_borderFit, b); }
1341    void setResize(EResize r) { SET_VAR(rareInheritedData, resize, r); }
1342    void setColumnAxis(ColumnAxis axis) { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_axis, axis); }
1343    void setColumnProgression(ColumnProgression progression) { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_progression, progression); }
1344    void setColumnWidth(float f) { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_autoWidth, false); SET_VAR(rareNonInheritedData.access()->m_multiCol, m_width, f); }
1345    void setHasAutoColumnWidth() { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_autoWidth, true); SET_VAR(rareNonInheritedData.access()->m_multiCol, m_width, 0); }
1346    void setColumnCount(unsigned short c) { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_autoCount, false); SET_VAR(rareNonInheritedData.access()->m_multiCol, m_count, c); }
1347    void setHasAutoColumnCount() { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_autoCount, true); SET_VAR(rareNonInheritedData.access()->m_multiCol, m_count, 0); }
1348    void setColumnGap(float f) { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_normalGap, false); SET_VAR(rareNonInheritedData.access()->m_multiCol, m_gap, f); }
1349    void setHasNormalColumnGap() { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_normalGap, true); SET_VAR(rareNonInheritedData.access()->m_multiCol, m_gap, 0); }
1350    void setColumnRuleColor(const Color& c) { SET_BORDERVALUE_COLOR(rareNonInheritedData.access()->m_multiCol, m_rule, c); }
1351    void setColumnRuleStyle(EBorderStyle b) { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_rule.m_style, b); }
1352    void setColumnRuleWidth(unsigned short w) { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_rule.m_width, w); }
1353    void resetColumnRule() { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_rule, BorderValue()); }
1354    void setColumnSpan(ColumnSpan columnSpan) { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_columnSpan, columnSpan); }
1355    void setColumnBreakBefore(EPageBreak p) { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_breakBefore, p); }
1356    // For valid values of column-break-inside see http://www.w3.org/TR/css3-multicol/#break-before-break-after-break-inside
1357    void setColumnBreakInside(EPageBreak p) { ASSERT(p == PBAUTO || p == PBAVOID); SET_VAR(rareNonInheritedData.access()->m_multiCol, m_breakInside, p); }
1358    void setColumnBreakAfter(EPageBreak p) { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_breakAfter, p); }
1359    void setRegionBreakBefore(EPageBreak p) { SET_VAR(rareNonInheritedData, m_regionBreakBefore, p); }
1360    void setRegionBreakInside(EPageBreak p) { ASSERT(p == PBAUTO || p == PBAVOID); SET_VAR(rareNonInheritedData, m_regionBreakInside, p); }
1361    void setRegionBreakAfter(EPageBreak p) { SET_VAR(rareNonInheritedData, m_regionBreakAfter, p); }
1362    void inheritColumnPropertiesFrom(RenderStyle* parent) { rareNonInheritedData.access()->m_multiCol = parent->rareNonInheritedData->m_multiCol; }
1363    void setTransform(const TransformOperations& ops) { SET_VAR(rareNonInheritedData.access()->m_transform, m_operations, ops); }
1364    void setTransformOriginX(Length l) { SET_VAR(rareNonInheritedData.access()->m_transform, m_x, l); }
1365    void setTransformOriginY(Length l) { SET_VAR(rareNonInheritedData.access()->m_transform, m_y, l); }
1366    void setTransformOriginZ(float f) { SET_VAR(rareNonInheritedData.access()->m_transform, m_z, f); }
1367    void setSpeak(ESpeak s) { SET_VAR(rareInheritedData, speak, s); }
1368    void setTextCombine(TextCombine v) { SET_VAR(rareNonInheritedData, m_textCombine, v); }
1369#if ENABLE(CSS3_TEXT)
1370    void setTextDecorationColor(const Color& c) { SET_VAR(rareNonInheritedData, m_textDecorationColor, c); }
1371#endif // CSS3_TEXT
1372    void setTextEmphasisColor(const Color& c) { SET_VAR(rareInheritedData, textEmphasisColor, c); }
1373    void setTextEmphasisFill(TextEmphasisFill fill) { SET_VAR(rareInheritedData, textEmphasisFill, fill); }
1374    void setTextEmphasisMark(TextEmphasisMark mark) { SET_VAR(rareInheritedData, textEmphasisMark, mark); }
1375    void setTextEmphasisCustomMark(const AtomicString& mark) { SET_VAR(rareInheritedData, textEmphasisCustomMark, mark); }
1376    void setTextEmphasisPosition(TextEmphasisPosition position) { SET_VAR(rareInheritedData, textEmphasisPosition, position); }
1377    bool setTextOrientation(TextOrientation);
1378
1379    void setRubyPosition(RubyPosition position) { SET_VAR(rareInheritedData, m_rubyPosition, position); }
1380
1381#if ENABLE(CSS_FILTERS)
1382    void setFilter(const FilterOperations& ops) { SET_VAR(rareNonInheritedData.access()->m_filter, m_operations, ops); }
1383#endif
1384
1385    void setTabSize(unsigned size) { SET_VAR(rareInheritedData, m_tabSize, size); }
1386
1387    // End CSS3 Setters
1388
1389    void setLineGrid(const AtomicString& lineGrid) { SET_VAR(rareInheritedData, m_lineGrid, lineGrid); }
1390    void setLineSnap(LineSnap lineSnap) { SET_VAR(rareInheritedData, m_lineSnap, lineSnap); }
1391    void setLineAlign(LineAlign lineAlign) { SET_VAR(rareInheritedData, m_lineAlign, lineAlign); }
1392
1393    void setFlowThread(const AtomicString& flowThread) { SET_VAR(rareNonInheritedData, m_flowThread, flowThread); }
1394    void setRegionThread(const AtomicString& regionThread) { SET_VAR(rareNonInheritedData, m_regionThread, regionThread); }
1395    void setRegionFragment(RegionFragment regionFragment) { SET_VAR(rareNonInheritedData, m_regionFragment, regionFragment); }
1396
1397    void setWrapFlow(WrapFlow wrapFlow) { SET_VAR(rareNonInheritedData, m_wrapFlow, wrapFlow); }
1398    void setWrapThrough(WrapThrough wrapThrough) { SET_VAR(rareNonInheritedData, m_wrapThrough, wrapThrough); }
1399
1400    // Apple-specific property setters
1401    void setPointerEvents(EPointerEvents p) { inherited_flags._pointerEvents = p; }
1402
1403    void clearAnimations()
1404    {
1405        rareNonInheritedData.access()->m_animations.clear();
1406    }
1407
1408    void clearTransitions()
1409    {
1410        rareNonInheritedData.access()->m_transitions.clear();
1411    }
1412
1413    void inheritAnimations(const AnimationList* parent) { rareNonInheritedData.access()->m_animations = parent ? adoptPtr(new AnimationList(*parent)) : nullptr; }
1414    void inheritTransitions(const AnimationList* parent) { rareNonInheritedData.access()->m_transitions = parent ? adoptPtr(new AnimationList(*parent)) : nullptr; }
1415    void adjustAnimations();
1416    void adjustTransitions();
1417
1418    void setTransformStyle3D(ETransformStyle3D b) { SET_VAR(rareNonInheritedData, m_transformStyle3D, b); }
1419    void setBackfaceVisibility(EBackfaceVisibility b) { SET_VAR(rareNonInheritedData, m_backfaceVisibility, b); }
1420    void setPerspective(float p) { SET_VAR(rareNonInheritedData, m_perspective, p); }
1421    void setPerspectiveOriginX(Length l) { SET_VAR(rareNonInheritedData, m_perspectiveOriginX, l); }
1422    void setPerspectiveOriginY(Length l) { SET_VAR(rareNonInheritedData, m_perspectiveOriginY, l); }
1423    void setPageSize(LengthSize s) { SET_VAR(rareNonInheritedData, m_pageSize, s); }
1424    void setPageSizeType(PageSizeType t) { SET_VAR(rareNonInheritedData, m_pageSizeType, t); }
1425    void resetPageSizeType() { SET_VAR(rareNonInheritedData, m_pageSizeType, PAGE_SIZE_AUTO); }
1426
1427#if USE(ACCELERATED_COMPOSITING)
1428    void setIsRunningAcceleratedAnimation(bool b = true) { SET_VAR(rareNonInheritedData, m_runningAcceleratedAnimation, b); }
1429#endif
1430
1431    void setLineBoxContain(LineBoxContain c) { SET_VAR(rareInheritedData, m_lineBoxContain, c); }
1432    void setLineClamp(LineClampValue c) { SET_VAR(rareNonInheritedData, lineClamp, c); }
1433#if ENABLE(TOUCH_EVENTS)
1434    void setTapHighlightColor(const Color& c) { SET_VAR(rareInheritedData, tapHighlightColor, c); }
1435#endif
1436#if ENABLE(ACCELERATED_OVERFLOW_SCROLLING)
1437    void setUseTouchOverflowScrolling(bool v) { SET_VAR(rareInheritedData, useTouchOverflowScrolling, v); }
1438#endif
1439    void setTextSecurity(ETextSecurity aTextSecurity) { SET_VAR(rareInheritedData, textSecurity, aTextSecurity); }
1440
1441#if ENABLE(SVG)
1442    const SVGRenderStyle* svgStyle() const { return m_svgStyle.get(); }
1443    SVGRenderStyle* accessSVGStyle() { return m_svgStyle.access(); }
1444
1445    const SVGPaint::SVGPaintType& fillPaintType() const { return svgStyle()->fillPaintType(); }
1446    Color fillPaintColor() const { return svgStyle()->fillPaintColor(); }
1447    void setFillPaintColor(const Color& c) { accessSVGStyle()->setFillPaint(SVGPaint::SVG_PAINTTYPE_RGBCOLOR, c, ""); }
1448    float fillOpacity() const { return svgStyle()->fillOpacity(); }
1449    void setFillOpacity(float f) { accessSVGStyle()->setFillOpacity(f); }
1450
1451    const SVGPaint::SVGPaintType& strokePaintType() const { return svgStyle()->strokePaintType(); }
1452    Color strokePaintColor() const { return svgStyle()->strokePaintColor(); }
1453    void setStrokePaintColor(const Color& c) { accessSVGStyle()->setStrokePaint(SVGPaint::SVG_PAINTTYPE_RGBCOLOR, c, ""); }
1454    float strokeOpacity() const { return svgStyle()->strokeOpacity(); }
1455    void setStrokeOpacity(float f) { accessSVGStyle()->setStrokeOpacity(f); }
1456    SVGLength strokeWidth() const { return svgStyle()->strokeWidth(); }
1457    void setStrokeWidth(SVGLength w) { accessSVGStyle()->setStrokeWidth(w); }
1458    SVGLength strokeDashOffset() const { return svgStyle()->strokeDashOffset(); }
1459    void setStrokeDashOffset(SVGLength d) { accessSVGStyle()->setStrokeDashOffset(d); }
1460    float strokeMiterLimit() const { return svgStyle()->strokeMiterLimit(); }
1461    void setStrokeMiterLimit(float f) { accessSVGStyle()->setStrokeMiterLimit(f); }
1462
1463    float floodOpacity() const { return svgStyle()->floodOpacity(); }
1464    void setFloodOpacity(float f) { accessSVGStyle()->setFloodOpacity(f); }
1465
1466    float stopOpacity() const { return svgStyle()->stopOpacity(); }
1467    void setStopOpacity(float f) { accessSVGStyle()->setStopOpacity(f); }
1468
1469    void setStopColor(const Color& c) { accessSVGStyle()->setStopColor(c); }
1470    void setFloodColor(const Color& c) { accessSVGStyle()->setFloodColor(c); }
1471    void setLightingColor(const Color& c) { accessSVGStyle()->setLightingColor(c); }
1472
1473    SVGLength baselineShiftValue() const { return svgStyle()->baselineShiftValue(); }
1474    void setBaselineShiftValue(SVGLength s) { accessSVGStyle()->setBaselineShiftValue(s); }
1475    SVGLength kerning() const { return svgStyle()->kerning(); }
1476    void setKerning(SVGLength k) { accessSVGStyle()->setKerning(k); }
1477#endif
1478
1479    void setShapeInside(PassRefPtr<ShapeValue> value)
1480    {
1481        if (rareNonInheritedData->m_shapeInside == value)
1482            return;
1483        rareNonInheritedData.access()->m_shapeInside = value;
1484    }
1485    ShapeValue* shapeInside() const { return rareNonInheritedData->m_shapeInside.get(); }
1486    ShapeValue* resolvedShapeInside() const
1487    {
1488        ShapeValue* shapeInside = this->shapeInside();
1489        if (shapeInside && shapeInside->type() == ShapeValue::Outside)
1490            return shapeOutside();
1491        return shapeInside;
1492    }
1493
1494    void setShapeOutside(PassRefPtr<ShapeValue> value)
1495    {
1496        if (rareNonInheritedData->m_shapeOutside == value)
1497            return;
1498        rareNonInheritedData.access()->m_shapeOutside = value;
1499    }
1500    ShapeValue* shapeOutside() const { return rareNonInheritedData->m_shapeOutside.get(); }
1501
1502    static ShapeValue* initialShapeInside();
1503    static ShapeValue* initialShapeOutside() { return 0; }
1504
1505    void setClipPath(PassRefPtr<ClipPathOperation> operation)
1506    {
1507        if (rareNonInheritedData->m_clipPath != operation)
1508            rareNonInheritedData.access()->m_clipPath = operation;
1509    }
1510    ClipPathOperation* clipPath() const { return rareNonInheritedData->m_clipPath.get(); }
1511
1512    static ClipPathOperation* initialClipPath() { return 0; }
1513
1514    Length shapePadding() const { return rareNonInheritedData->m_shapePadding; }
1515    void setShapePadding(Length shapePadding) { SET_VAR(rareNonInheritedData, m_shapePadding, shapePadding); }
1516    static Length initialShapePadding() { return Length(0, Fixed); }
1517
1518    Length shapeMargin() const { return rareNonInheritedData->m_shapeMargin; }
1519    void setShapeMargin(Length shapeMargin) { SET_VAR(rareNonInheritedData, m_shapeMargin, shapeMargin); }
1520    static Length initialShapeMargin() { return Length(0, Fixed); }
1521
1522    bool hasContent() const { return contentData(); }
1523    const ContentData* contentData() const { return rareNonInheritedData->m_content.get(); }
1524    bool contentDataEquivalent(const RenderStyle* otherStyle) const { return const_cast<RenderStyle*>(this)->rareNonInheritedData->contentDataEquivalent(*const_cast<RenderStyle*>(otherStyle)->rareNonInheritedData); }
1525    void clearContent();
1526    void setContent(const String&, bool add = false);
1527    void setContent(PassRefPtr<StyleImage>, bool add = false);
1528    void setContent(PassOwnPtr<CounterContent>, bool add = false);
1529    void setContent(QuoteType, bool add = false);
1530
1531    const CounterDirectiveMap* counterDirectives() const;
1532    CounterDirectiveMap& accessCounterDirectives();
1533    const CounterDirectives getCounterDirectives(const AtomicString& identifier) const;
1534
1535    QuotesData* quotes() const { return rareInheritedData->quotes.get(); }
1536    void setQuotes(PassRefPtr<QuotesData>);
1537
1538    const AtomicString& hyphenString() const;
1539
1540    bool inheritedNotEqual(const RenderStyle*) const;
1541    bool inheritedDataShared(const RenderStyle*) const;
1542
1543    StyleDifference diff(const RenderStyle*, unsigned& changedContextSensitiveProperties) const;
1544    bool diffRequiresRepaint(const RenderStyle*) const;
1545
1546    bool isDisplayReplacedType() const { return isDisplayReplacedType(display()); }
1547    bool isDisplayInlineType() const { return isDisplayInlineType(display()); }
1548    bool isOriginalDisplayInlineType() const { return isDisplayInlineType(originalDisplay()); }
1549    bool isDisplayRegionType() const
1550    {
1551        return display() == BLOCK || display() == INLINE_BLOCK
1552            || display() == TABLE_CELL || display() == TABLE_CAPTION
1553            || display() == LIST_ITEM;
1554    }
1555
1556    bool setWritingMode(WritingMode v)
1557    {
1558        if (v == writingMode())
1559            return false;
1560
1561        inherited_flags.m_writingMode = v;
1562        return true;
1563    }
1564
1565    // A unique style is one that has matches something that makes it impossible to share.
1566    bool unique() const { return noninherited_flags.unique; }
1567    void setUnique() { noninherited_flags.unique = true; }
1568
1569    bool emptyState() const { return noninherited_flags.emptyState; }
1570    void setEmptyState(bool b) { setUnique(); noninherited_flags.emptyState = b; }
1571    bool firstChildState() const { return noninherited_flags.firstChildState; }
1572    void setFirstChildState() { setUnique(); noninherited_flags.firstChildState = true; }
1573    bool lastChildState() const { return noninherited_flags.lastChildState; }
1574    void setLastChildState() { setUnique(); noninherited_flags.lastChildState = true; }
1575
1576    Color visitedDependentColor(int colorProperty) const;
1577
1578    void setHasExplicitlyInheritedProperties() { noninherited_flags.explicitInheritance = true; }
1579    bool hasExplicitlyInheritedProperties() const { return noninherited_flags.explicitInheritance; }
1580
1581    // Initial values for all the properties
1582    static EBorderCollapse initialBorderCollapse() { return BSEPARATE; }
1583    static EBorderStyle initialBorderStyle() { return BNONE; }
1584    static OutlineIsAuto initialOutlineStyleIsAuto() { return AUTO_OFF; }
1585    static NinePieceImage initialNinePieceImage() { return NinePieceImage(); }
1586    static LengthSize initialBorderRadius() { return LengthSize(Length(0, Fixed), Length(0, Fixed)); }
1587    static ECaptionSide initialCaptionSide() { return CAPTOP; }
1588    static EClear initialClear() { return CNONE; }
1589    static ColorSpace initialColorSpace() { return ColorSpaceDeviceRGB; }
1590    static ColumnAxis initialColumnAxis() { return AutoColumnAxis; }
1591    static ColumnProgression initialColumnProgression() { return NormalColumnProgression; }
1592    static TextDirection initialDirection() { return LTR; }
1593    static WritingMode initialWritingMode() { return TopToBottomWritingMode; }
1594    static TextCombine initialTextCombine() { return TextCombineNone; }
1595    static TextOrientation initialTextOrientation() { return TextOrientationVerticalRight; }
1596    static EDisplay initialDisplay() { return INLINE; }
1597    static EEmptyCell initialEmptyCells() { return SHOW; }
1598    static EFloat initialFloating() { return NoFloat; }
1599    static EListStylePosition initialListStylePosition() { return OUTSIDE; }
1600    static EListStyleType initialListStyleType() { return Disc; }
1601    static EOverflow initialOverflowX() { return OVISIBLE; }
1602    static EOverflow initialOverflowY() { return OVISIBLE; }
1603    static EPageBreak initialPageBreak() { return PBAUTO; }
1604    static EPosition initialPosition() { return StaticPosition; }
1605    static ETableLayout initialTableLayout() { return TAUTO; }
1606    static EUnicodeBidi initialUnicodeBidi() { return UBNormal; }
1607    static ETextTransform initialTextTransform() { return TTNONE; }
1608    static EVisibility initialVisibility() { return VISIBLE; }
1609    static EWhiteSpace initialWhiteSpace() { return NORMAL; }
1610    static short initialHorizontalBorderSpacing() { return 0; }
1611    static short initialVerticalBorderSpacing() { return 0; }
1612    static ECursor initialCursor() { return CURSOR_AUTO; }
1613#if ENABLE(CURSOR_VISIBILITY)
1614    static CursorVisibility initialCursorVisibility() { return CursorVisibilityAuto; }
1615#endif
1616    static Color initialColor() { return Color::black; }
1617    static StyleImage* initialListStyleImage() { return 0; }
1618    static unsigned initialBorderWidth() { return 3; }
1619    static unsigned short initialColumnRuleWidth() { return 3; }
1620    static unsigned short initialOutlineWidth() { return 3; }
1621    static int initialLetterWordSpacing() { return 0; }
1622    static Length initialSize() { return Length(); }
1623    static Length initialMinSize() { return Length(Fixed); }
1624    static Length initialMaxSize() { return Length(Undefined); }
1625    static Length initialOffset() { return Length(); }
1626    static Length initialMargin() { return Length(Fixed); }
1627    static Length initialPadding() { return Length(Fixed); }
1628    static Length initialTextIndent() { return Length(Fixed); }
1629#if ENABLE(CSS3_TEXT)
1630    static TextIndentLine initialTextIndentLine() { return TextIndentFirstLine; }
1631    static TextIndentType initialTextIndentType() { return TextIndentNormal; }
1632#endif
1633    static EVerticalAlign initialVerticalAlign() { return BASELINE; }
1634    static short initialWidows() { return 2; }
1635    static short initialOrphans() { return 2; }
1636    static Length initialLineHeight() { return Length(-100.0, Percent); }
1637    static ETextAlign initialTextAlign() { return TASTART; }
1638    static TextDecoration initialTextDecoration() { return TextDecorationNone; }
1639#if ENABLE(CSS3_TEXT)
1640    static TextDecorationStyle initialTextDecorationStyle() { return TextDecorationStyleSolid; }
1641    static TextAlignLast initialTextAlignLast() { return TextAlignLastAuto; }
1642    static TextJustify initialTextJustify() { return TextJustifyAuto; }
1643    static TextUnderlinePosition initialTextUnderlinePosition() { return TextUnderlinePositionAuto; }
1644#endif // CSS3_TEXT
1645    static float initialZoom() { return 1.0f; }
1646    static int initialOutlineOffset() { return 0; }
1647    static float initialOpacity() { return 1.0f; }
1648    static EBoxAlignment initialBoxAlign() { return BSTRETCH; }
1649    static EBoxDecorationBreak initialBoxDecorationBreak() { return DSLICE; }
1650    static EBoxDirection initialBoxDirection() { return BNORMAL; }
1651    static EBoxLines initialBoxLines() { return SINGLE; }
1652    static EBoxOrient initialBoxOrient() { return HORIZONTAL; }
1653    static EBoxPack initialBoxPack() { return Start; }
1654    static float initialBoxFlex() { return 0.0f; }
1655    static unsigned int initialBoxFlexGroup() { return 1; }
1656    static unsigned int initialBoxOrdinalGroup() { return 1; }
1657    static EBoxSizing initialBoxSizing() { return CONTENT_BOX; }
1658    static StyleReflection* initialBoxReflect() { return 0; }
1659    static float initialFlexGrow() { return 0; }
1660    static float initialFlexShrink() { return 1; }
1661    static Length initialFlexBasis() { return Length(Auto); }
1662    static int initialOrder() { return 0; }
1663    static EAlignContent initialAlignContent() { return AlignContentStretch; }
1664    static EAlignItems initialAlignItems() { return AlignStretch; }
1665    static EAlignItems initialAlignSelf() { return AlignAuto; }
1666    static EFlexDirection initialFlexDirection() { return FlowRow; }
1667    static EFlexWrap initialFlexWrap() { return FlexNoWrap; }
1668    static EJustifyContent initialJustifyContent() { return JustifyFlexStart; }
1669    static int initialMarqueeLoopCount() { return -1; }
1670    static int initialMarqueeSpeed() { return 85; }
1671    static Length initialMarqueeIncrement() { return Length(6, Fixed); }
1672    static EMarqueeBehavior initialMarqueeBehavior() { return MSCROLL; }
1673    static EMarqueeDirection initialMarqueeDirection() { return MAUTO; }
1674    static EUserModify initialUserModify() { return READ_ONLY; }
1675    static EUserDrag initialUserDrag() { return DRAG_AUTO; }
1676    static EUserSelect initialUserSelect() { return SELECT_TEXT; }
1677    static TextOverflow initialTextOverflow() { return TextOverflowClip; }
1678    static EMarginCollapse initialMarginBeforeCollapse() { return MCOLLAPSE; }
1679    static EMarginCollapse initialMarginAfterCollapse() { return MCOLLAPSE; }
1680    static EWordBreak initialWordBreak() { return NormalWordBreak; }
1681    static EOverflowWrap initialOverflowWrap() { return NormalOverflowWrap; }
1682    static ENBSPMode initialNBSPMode() { return NBNORMAL; }
1683    static LineBreak initialLineBreak() { return LineBreakAuto; }
1684    static const AtomicString& initialHighlight() { return nullAtom; }
1685    static ESpeak initialSpeak() { return SpeakNormal; }
1686    static Hyphens initialHyphens() { return HyphensManual; }
1687    static short initialHyphenationLimitBefore() { return -1; }
1688    static short initialHyphenationLimitAfter() { return -1; }
1689    static short initialHyphenationLimitLines() { return -1; }
1690    static const AtomicString& initialHyphenationString() { return nullAtom; }
1691    static const AtomicString& initialLocale() { return nullAtom; }
1692    static EBorderFit initialBorderFit() { return BorderFitBorder; }
1693    static EResize initialResize() { return RESIZE_NONE; }
1694    static ControlPart initialAppearance() { return NoControlPart; }
1695    static bool initialHasAspectRatio() { return false; }
1696    static float initialAspectRatioDenominator() { return 1; }
1697    static float initialAspectRatioNumerator() { return 1; }
1698    static Order initialRTLOrdering() { return LogicalOrder; }
1699    static float initialTextStrokeWidth() { return 0; }
1700    static unsigned short initialColumnCount() { return 1; }
1701    static ColumnSpan initialColumnSpan() { return ColumnSpanNone; }
1702    static const TransformOperations& initialTransform() { DEFINE_STATIC_LOCAL(TransformOperations, ops, ()); return ops; }
1703    static Length initialTransformOriginX() { return Length(50.0, Percent); }
1704    static Length initialTransformOriginY() { return Length(50.0, Percent); }
1705    static EPointerEvents initialPointerEvents() { return PE_AUTO; }
1706    static float initialTransformOriginZ() { return 0; }
1707    static ETransformStyle3D initialTransformStyle3D() { return TransformStyle3DFlat; }
1708    static EBackfaceVisibility initialBackfaceVisibility() { return BackfaceVisibilityVisible; }
1709    static float initialPerspective() { return 0; }
1710    static Length initialPerspectiveOriginX() { return Length(50.0, Percent); }
1711    static Length initialPerspectiveOriginY() { return Length(50.0, Percent); }
1712    static Color initialBackgroundColor() { return Color::transparent; }
1713    static Color initialTextEmphasisColor() { return TextEmphasisFillFilled; }
1714    static TextEmphasisFill initialTextEmphasisFill() { return TextEmphasisFillFilled; }
1715    static TextEmphasisMark initialTextEmphasisMark() { return TextEmphasisMarkNone; }
1716    static const AtomicString& initialTextEmphasisCustomMark() { return nullAtom; }
1717    static TextEmphasisPosition initialTextEmphasisPosition() { return TextEmphasisPositionOver; }
1718    static RubyPosition initialRubyPosition() { return RubyPositionBefore; }
1719    static LineBoxContain initialLineBoxContain() { return LineBoxContainBlock | LineBoxContainInline | LineBoxContainReplaced; }
1720    static ImageOrientationEnum initialImageOrientation() { return OriginTopLeft; }
1721    static EImageRendering initialImageRendering() { return ImageRenderingAuto; }
1722    static ImageResolutionSource initialImageResolutionSource() { return ImageResolutionSpecified; }
1723    static ImageResolutionSnap initialImageResolutionSnap() { return ImageResolutionNoSnap; }
1724    static float initialImageResolution() { return 1; }
1725    static StyleImage* initialBorderImageSource() { return 0; }
1726    static StyleImage* initialMaskBoxImageSource() { return 0; }
1727    static PrintColorAdjust initialPrintColorAdjust() { return PrintColorAdjustEconomy; }
1728
1729    // The initial value is 'none' for grid tracks.
1730    static Vector<GridTrackSize> initialGridColumns() { return Vector<GridTrackSize>(); }
1731    static Vector<GridTrackSize> initialGridRows() { return Vector<GridTrackSize>(); }
1732
1733    static GridAutoFlow initialGridAutoFlow() { return AutoFlowNone; }
1734
1735    static GridTrackSize initialGridAutoColumns() { return GridTrackSize(Auto); }
1736    static GridTrackSize initialGridAutoRows() { return GridTrackSize(Auto); }
1737
1738    // 'auto' is the default.
1739    static GridPosition initialGridPosition() { return GridPosition(); }
1740
1741    static unsigned initialTabSize() { return 8; }
1742
1743    static const AtomicString& initialLineGrid() { return nullAtom; }
1744    static LineSnap initialLineSnap() { return LineSnapNone; }
1745    static LineAlign initialLineAlign() { return LineAlignNone; }
1746
1747    static const AtomicString& initialFlowThread() { return nullAtom; }
1748    static const AtomicString& initialRegionThread() { return nullAtom; }
1749    static RegionFragment initialRegionFragment() { return AutoRegionFragment; }
1750
1751    static WrapFlow initialWrapFlow() { return WrapFlowAuto; }
1752    static WrapThrough initialWrapThrough() { return WrapThroughWrap; }
1753
1754    // Keep these at the end.
1755    static LineClampValue initialLineClamp() { return LineClampValue(); }
1756    static ETextSecurity initialTextSecurity() { return TSNONE; }
1757#if ENABLE(TOUCH_EVENTS)
1758    static Color initialTapHighlightColor();
1759#endif
1760#if ENABLE(ACCELERATED_OVERFLOW_SCROLLING)
1761    static bool initialUseTouchOverflowScrolling() { return false; }
1762#endif
1763#if ENABLE(DASHBOARD_SUPPORT)
1764    static const Vector<StyleDashboardRegion>& initialDashboardRegions();
1765    static const Vector<StyleDashboardRegion>& noneDashboardRegions();
1766#endif
1767#if ENABLE(CSS_FILTERS)
1768    static const FilterOperations& initialFilter() { DEFINE_STATIC_LOCAL(FilterOperations, ops, ()); return ops; }
1769#endif
1770#if ENABLE(CSS_COMPOSITING)
1771    static BlendMode initialBlendMode() { return BlendModeNormal; }
1772#endif
1773
1774private:
1775    bool changeRequiresLayout(const RenderStyle*, unsigned& changedContextSensitiveProperties) const;
1776    bool changeRequiresPositionedLayoutOnly(const RenderStyle*, unsigned& changedContextSensitiveProperties) const;
1777    bool changeRequiresLayerRepaint(const RenderStyle*, unsigned& changedContextSensitiveProperties) const;
1778    bool changeRequiresRepaint(const RenderStyle*, unsigned& changedContextSensitiveProperties) const;
1779    bool changeRequiresRepaintIfText(const RenderStyle*, unsigned& changedContextSensitiveProperties) const;
1780    bool changeRequiresRecompositeLayer(const RenderStyle*, unsigned& changedContextSensitiveProperties) const;
1781
1782    void setVisitedLinkColor(const Color&);
1783    void setVisitedLinkBackgroundColor(const Color& v) { SET_VAR(rareNonInheritedData, m_visitedLinkBackgroundColor, v); }
1784    void setVisitedLinkBorderLeftColor(const Color& v) { SET_VAR(rareNonInheritedData, m_visitedLinkBorderLeftColor, v); }
1785    void setVisitedLinkBorderRightColor(const Color& v) { SET_VAR(rareNonInheritedData, m_visitedLinkBorderRightColor, v); }
1786    void setVisitedLinkBorderBottomColor(const Color& v) { SET_VAR(rareNonInheritedData, m_visitedLinkBorderBottomColor, v); }
1787    void setVisitedLinkBorderTopColor(const Color& v) { SET_VAR(rareNonInheritedData, m_visitedLinkBorderTopColor, v); }
1788    void setVisitedLinkOutlineColor(const Color& v) { SET_VAR(rareNonInheritedData, m_visitedLinkOutlineColor, v); }
1789    void setVisitedLinkColumnRuleColor(const Color& v) { SET_VAR(rareNonInheritedData.access()->m_multiCol, m_visitedLinkColumnRuleColor, v); }
1790#if ENABLE(CSS3_TEXT)
1791    void setVisitedLinkTextDecorationColor(const Color& v) { SET_VAR(rareNonInheritedData, m_visitedLinkTextDecorationColor, v); }
1792#endif // CSS3_TEXT
1793    void setVisitedLinkTextEmphasisColor(const Color& v) { SET_VAR(rareInheritedData, visitedLinkTextEmphasisColor, v); }
1794    void setVisitedLinkTextFillColor(const Color& v) { SET_VAR(rareInheritedData, visitedLinkTextFillColor, v); }
1795    void setVisitedLinkTextStrokeColor(const Color& v) { SET_VAR(rareInheritedData, visitedLinkTextStrokeColor, v); }
1796
1797    void inheritUnicodeBidiFrom(const RenderStyle* parent) { noninherited_flags._unicodeBidi = parent->noninherited_flags._unicodeBidi; }
1798    void getShadowExtent(const ShadowData*, LayoutUnit& top, LayoutUnit& right, LayoutUnit& bottom, LayoutUnit& left) const;
1799    LayoutBoxExtent getShadowInsetExtent(const ShadowData*) const;
1800    void getShadowHorizontalExtent(const ShadowData*, LayoutUnit& left, LayoutUnit& right) const;
1801    void getShadowVerticalExtent(const ShadowData*, LayoutUnit& top, LayoutUnit& bottom) const;
1802    void getShadowInlineDirectionExtent(const ShadowData* shadow, LayoutUnit& logicalLeft, LayoutUnit& logicalRight) const
1803    {
1804        return isHorizontalWritingMode() ? getShadowHorizontalExtent(shadow, logicalLeft, logicalRight) : getShadowVerticalExtent(shadow, logicalLeft, logicalRight);
1805    }
1806    void getShadowBlockDirectionExtent(const ShadowData* shadow, LayoutUnit& logicalTop, LayoutUnit& logicalBottom) const
1807    {
1808        return isHorizontalWritingMode() ? getShadowVerticalExtent(shadow, logicalTop, logicalBottom) : getShadowHorizontalExtent(shadow, logicalTop, logicalBottom);
1809    }
1810
1811    bool isDisplayReplacedType(EDisplay display) const
1812    {
1813        return display == INLINE_BLOCK || display == INLINE_BOX || display == INLINE_FLEX
1814            || display == INLINE_TABLE || display == INLINE_GRID;
1815    }
1816
1817    bool isDisplayInlineType(EDisplay display) const
1818    {
1819        return display == INLINE || isDisplayReplacedType(display);
1820    }
1821
1822    // Color accessors are all private to make sure callers use visitedDependentColor instead to access them.
1823    Color invalidColor() const { static Color invalid; return invalid; }
1824    Color borderLeftColor() const { return surround->border.left().color(); }
1825    Color borderRightColor() const { return surround->border.right().color(); }
1826    Color borderTopColor() const { return surround->border.top().color(); }
1827    Color borderBottomColor() const { return surround->border.bottom().color(); }
1828    Color backgroundColor() const { return m_background->color(); }
1829    Color color() const;
1830    Color columnRuleColor() const { return rareNonInheritedData->m_multiCol->m_rule.color(); }
1831    Color outlineColor() const { return m_background->outline().color(); }
1832    Color textEmphasisColor() const { return rareInheritedData->textEmphasisColor; }
1833    Color textFillColor() const { return rareInheritedData->textFillColor; }
1834    Color textStrokeColor() const { return rareInheritedData->textStrokeColor; }
1835    Color visitedLinkColor() const;
1836    Color visitedLinkBackgroundColor() const { return rareNonInheritedData->m_visitedLinkBackgroundColor; }
1837    Color visitedLinkBorderLeftColor() const { return rareNonInheritedData->m_visitedLinkBorderLeftColor; }
1838    Color visitedLinkBorderRightColor() const { return rareNonInheritedData->m_visitedLinkBorderRightColor; }
1839    Color visitedLinkBorderBottomColor() const { return rareNonInheritedData->m_visitedLinkBorderBottomColor; }
1840    Color visitedLinkBorderTopColor() const { return rareNonInheritedData->m_visitedLinkBorderTopColor; }
1841    Color visitedLinkOutlineColor() const { return rareNonInheritedData->m_visitedLinkOutlineColor; }
1842    Color visitedLinkColumnRuleColor() const { return rareNonInheritedData->m_multiCol->m_visitedLinkColumnRuleColor; }
1843#if ENABLE(CSS3_TEXT)
1844    Color textDecorationColor() const { return rareNonInheritedData->m_textDecorationColor; }
1845    Color visitedLinkTextDecorationColor() const { return rareNonInheritedData->m_visitedLinkTextDecorationColor; }
1846#endif // CSS3_TEXT
1847    Color visitedLinkTextEmphasisColor() const { return rareInheritedData->visitedLinkTextEmphasisColor; }
1848    Color visitedLinkTextFillColor() const { return rareInheritedData->visitedLinkTextFillColor; }
1849    Color visitedLinkTextStrokeColor() const { return rareInheritedData->visitedLinkTextStrokeColor; }
1850
1851    Color colorIncludingFallback(int colorProperty, bool visitedLink) const;
1852
1853#if ENABLE(SVG)
1854    Color stopColor() const { return svgStyle()->stopColor(); }
1855    Color floodColor() const { return svgStyle()->floodColor(); }
1856    Color lightingColor() const { return svgStyle()->lightingColor(); }
1857#endif
1858
1859    void appendContent(PassOwnPtr<ContentData>);
1860};
1861
1862inline int adjustForAbsoluteZoom(int value, const RenderStyle* style)
1863{
1864    double zoomFactor = style->effectiveZoom();
1865    if (zoomFactor == 1)
1866        return value;
1867    // Needed because computeLengthInt truncates (rather than rounds) when scaling up.
1868    if (zoomFactor > 1) {
1869        if (value < 0)
1870            value--;
1871        else
1872            value++;
1873    }
1874
1875    return roundForImpreciseConversion<int>(value / zoomFactor);
1876}
1877
1878inline float adjustFloatForAbsoluteZoom(float value, const RenderStyle* style)
1879{
1880    return value / style->effectiveZoom();
1881}
1882
1883#if ENABLE(SUBPIXEL_LAYOUT)
1884inline LayoutUnit adjustLayoutUnitForAbsoluteZoom(LayoutUnit value, const RenderStyle* style)
1885{
1886    return value / style->effectiveZoom();
1887}
1888#endif
1889
1890inline bool RenderStyle::setZoom(float f)
1891{
1892    if (compareEqual(visual->m_zoom, f))
1893        return false;
1894    visual.access()->m_zoom = f;
1895    setEffectiveZoom(effectiveZoom() * zoom());
1896    return true;
1897}
1898
1899inline bool RenderStyle::setEffectiveZoom(float f)
1900{
1901    if (compareEqual(rareInheritedData->m_effectiveZoom, f))
1902        return false;
1903    rareInheritedData.access()->m_effectiveZoom = f;
1904    return true;
1905}
1906
1907inline bool RenderStyle::setTextOrientation(TextOrientation textOrientation)
1908{
1909    if (compareEqual(rareInheritedData->m_textOrientation, textOrientation))
1910        return false;
1911
1912    rareInheritedData.access()->m_textOrientation = textOrientation;
1913    return true;
1914}
1915
1916} // namespace WebCore
1917
1918#endif // RenderStyle_h
1919