1/*
2 * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org)
3 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB.  If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 *
20 */
21
22#include "config.h"
23#include "core/rendering/style/StyleRareNonInheritedData.h"
24
25#include "core/rendering/style/ContentData.h"
26#include "core/rendering/style/RenderStyle.h"
27#include "core/rendering/style/ShadowData.h"
28#include "core/rendering/style/StyleFilterData.h"
29#include "core/rendering/style/StyleTransformData.h"
30
31namespace WebCore {
32
33StyleRareNonInheritedData::StyleRareNonInheritedData()
34    : opacity(RenderStyle::initialOpacity())
35    , m_aspectRatioDenominator(RenderStyle::initialAspectRatioDenominator())
36    , m_aspectRatioNumerator(RenderStyle::initialAspectRatioNumerator())
37    , m_perspective(RenderStyle::initialPerspective())
38    , m_perspectiveOriginX(RenderStyle::initialPerspectiveOriginX())
39    , m_perspectiveOriginY(RenderStyle::initialPerspectiveOriginY())
40    , lineClamp(RenderStyle::initialLineClamp())
41    , m_draggableRegionMode(DraggableRegionNone)
42    , m_mask(FillLayer(MaskFillLayer))
43    , m_pageSize()
44    , m_shapeInside(RenderStyle::initialShapeInside())
45    , m_shapeOutside(RenderStyle::initialShapeOutside())
46    , m_shapeMargin(RenderStyle::initialShapeMargin())
47    , m_shapePadding(RenderStyle::initialShapePadding())
48    , m_clipPath(RenderStyle::initialClipPath())
49    , m_visitedLinkBackgroundColor(RenderStyle::initialBackgroundColor())
50    , m_order(RenderStyle::initialOrder())
51    , m_flowThread(RenderStyle::initialFlowThread())
52    , m_regionThread(RenderStyle::initialRegionThread())
53    , m_regionFragment(RenderStyle::initialRegionFragment())
54    , m_regionBreakAfter(RenderStyle::initialPageBreak())
55    , m_regionBreakBefore(RenderStyle::initialPageBreak())
56    , m_regionBreakInside(RenderStyle::initialPageBreak())
57    , m_pageSizeType(PAGE_SIZE_AUTO)
58    , m_transformStyle3D(RenderStyle::initialTransformStyle3D())
59    , m_backfaceVisibility(RenderStyle::initialBackfaceVisibility())
60    , m_alignContent(RenderStyle::initialAlignContent())
61    , m_alignItems(RenderStyle::initialAlignItems())
62    , m_alignSelf(RenderStyle::initialAlignSelf())
63    , m_justifyContent(RenderStyle::initialJustifyContent())
64    , userDrag(RenderStyle::initialUserDrag())
65    , textOverflow(RenderStyle::initialTextOverflow())
66    , marginBeforeCollapse(MCOLLAPSE)
67    , marginAfterCollapse(MCOLLAPSE)
68    , m_appearance(RenderStyle::initialAppearance())
69    , m_borderFit(RenderStyle::initialBorderFit())
70    , m_textCombine(RenderStyle::initialTextCombine())
71    , m_textDecorationStyle(RenderStyle::initialTextDecorationStyle())
72    , m_wrapFlow(RenderStyle::initialWrapFlow())
73    , m_wrapThrough(RenderStyle::initialWrapThrough())
74    , m_runningAcceleratedAnimation(false)
75    , m_hasAspectRatio(false)
76    , m_effectiveBlendMode(RenderStyle::initialBlendMode())
77    , m_touchAction(RenderStyle::initialTouchAction())
78{
79    m_maskBoxImage.setMaskDefaults();
80}
81
82StyleRareNonInheritedData::StyleRareNonInheritedData(const StyleRareNonInheritedData& o)
83    : RefCounted<StyleRareNonInheritedData>()
84    , opacity(o.opacity)
85    , m_aspectRatioDenominator(o.m_aspectRatioDenominator)
86    , m_aspectRatioNumerator(o.m_aspectRatioNumerator)
87    , m_perspective(o.m_perspective)
88    , m_perspectiveOriginX(o.m_perspectiveOriginX)
89    , m_perspectiveOriginY(o.m_perspectiveOriginY)
90    , lineClamp(o.lineClamp)
91    , m_draggableRegionMode(o.m_draggableRegionMode)
92    , m_deprecatedFlexibleBox(o.m_deprecatedFlexibleBox)
93    , m_flexibleBox(o.m_flexibleBox)
94    , m_marquee(o.m_marquee)
95    , m_multiCol(o.m_multiCol)
96    , m_transform(o.m_transform)
97    , m_filter(o.m_filter)
98    , m_grid(o.m_grid)
99    , m_gridItem(o.m_gridItem)
100    , m_content(o.m_content ? o.m_content->clone() : nullptr)
101    , m_counterDirectives(o.m_counterDirectives ? clone(*o.m_counterDirectives) : nullptr)
102    , m_boxShadow(cloneShadow(o.m_boxShadow))
103    , m_boxReflect(o.m_boxReflect)
104    , m_animations(o.m_animations ? adoptPtr(new CSSAnimationDataList(*o.m_animations)) : nullptr)
105    , m_transitions(o.m_transitions ? adoptPtr(new CSSAnimationDataList(*o.m_transitions)) : nullptr)
106    , m_mask(o.m_mask)
107    , m_maskBoxImage(o.m_maskBoxImage)
108    , m_pageSize(o.m_pageSize)
109    , m_shapeInside(o.m_shapeInside)
110    , m_shapeOutside(o.m_shapeOutside)
111    , m_shapeMargin(o.m_shapeMargin)
112    , m_shapePadding(o.m_shapePadding)
113    , m_clipPath(o.m_clipPath)
114    , m_textDecorationColor(o.m_textDecorationColor)
115    , m_visitedLinkTextDecorationColor(o.m_visitedLinkTextDecorationColor)
116    , m_visitedLinkBackgroundColor(o.m_visitedLinkBackgroundColor)
117    , m_visitedLinkOutlineColor(o.m_visitedLinkOutlineColor)
118    , m_visitedLinkBorderLeftColor(o.m_visitedLinkBorderLeftColor)
119    , m_visitedLinkBorderRightColor(o.m_visitedLinkBorderRightColor)
120    , m_visitedLinkBorderTopColor(o.m_visitedLinkBorderTopColor)
121    , m_visitedLinkBorderBottomColor(o.m_visitedLinkBorderBottomColor)
122    , m_order(o.m_order)
123    , m_flowThread(o.m_flowThread)
124    , m_regionThread(o.m_regionThread)
125    , m_regionFragment(o.m_regionFragment)
126    , m_regionBreakAfter(o.m_regionBreakAfter)
127    , m_regionBreakBefore(o.m_regionBreakBefore)
128    , m_regionBreakInside(o.m_regionBreakInside)
129    , m_pageSizeType(o.m_pageSizeType)
130    , m_transformStyle3D(o.m_transformStyle3D)
131    , m_backfaceVisibility(o.m_backfaceVisibility)
132    , m_alignContent(o.m_alignContent)
133    , m_alignItems(o.m_alignItems)
134    , m_alignSelf(o.m_alignSelf)
135    , m_justifyContent(o.m_justifyContent)
136    , userDrag(o.userDrag)
137    , textOverflow(o.textOverflow)
138    , marginBeforeCollapse(o.marginBeforeCollapse)
139    , marginAfterCollapse(o.marginAfterCollapse)
140    , m_appearance(o.m_appearance)
141    , m_borderFit(o.m_borderFit)
142    , m_textCombine(o.m_textCombine)
143    , m_textDecorationStyle(o.m_textDecorationStyle)
144    , m_wrapFlow(o.m_wrapFlow)
145    , m_wrapThrough(o.m_wrapThrough)
146    , m_runningAcceleratedAnimation(o.m_runningAcceleratedAnimation)
147    , m_hasAspectRatio(o.m_hasAspectRatio)
148    , m_effectiveBlendMode(o.m_effectiveBlendMode)
149    , m_touchAction(o.m_touchAction)
150{
151}
152
153StyleRareNonInheritedData::~StyleRareNonInheritedData()
154{
155}
156
157bool StyleRareNonInheritedData::operator==(const StyleRareNonInheritedData& o) const
158{
159    return opacity == o.opacity
160        && m_aspectRatioDenominator == o.m_aspectRatioDenominator
161        && m_aspectRatioNumerator == o.m_aspectRatioNumerator
162        && m_perspective == o.m_perspective
163        && m_perspectiveOriginX == o.m_perspectiveOriginX
164        && m_perspectiveOriginY == o.m_perspectiveOriginY
165        && lineClamp == o.lineClamp
166        && m_draggableRegionMode == o.m_draggableRegionMode
167        && m_deprecatedFlexibleBox == o.m_deprecatedFlexibleBox
168        && m_flexibleBox == o.m_flexibleBox
169        && m_marquee == o.m_marquee
170        && m_multiCol == o.m_multiCol
171        && m_transform == o.m_transform
172        && m_filter == o.m_filter
173        && m_grid == o.m_grid
174        && m_gridItem == o.m_gridItem
175        && contentDataEquivalent(o)
176        && counterDataEquivalent(o)
177        && shadowDataEquivalent(o)
178        && reflectionDataEquivalent(o)
179        && animationDataEquivalent(o)
180        && transitionDataEquivalent(o)
181        && m_mask == o.m_mask
182        && m_maskBoxImage == o.m_maskBoxImage
183        && m_pageSize == o.m_pageSize
184        && m_shapeInside == o.m_shapeInside
185        && m_shapeOutside == o.m_shapeOutside
186        && m_shapeMargin == o.m_shapeMargin
187        && m_shapePadding == o.m_shapePadding
188        && m_clipPath == o.m_clipPath
189        && m_textDecorationColor == o.m_textDecorationColor
190        && m_visitedLinkTextDecorationColor == o.m_visitedLinkTextDecorationColor
191        && m_visitedLinkBackgroundColor == o.m_visitedLinkBackgroundColor
192        && m_visitedLinkOutlineColor == o.m_visitedLinkOutlineColor
193        && m_visitedLinkBorderLeftColor == o.m_visitedLinkBorderLeftColor
194        && m_visitedLinkBorderRightColor == o.m_visitedLinkBorderRightColor
195        && m_visitedLinkBorderTopColor == o.m_visitedLinkBorderTopColor
196        && m_visitedLinkBorderBottomColor == o.m_visitedLinkBorderBottomColor
197        && m_order == o.m_order
198        && m_flowThread == o.m_flowThread
199        && m_regionThread == o.m_regionThread
200        && m_regionFragment == o.m_regionFragment
201        && m_regionBreakAfter == o.m_regionBreakAfter
202        && m_regionBreakBefore == o.m_regionBreakBefore
203        && m_regionBreakInside == o.m_regionBreakInside
204        && m_pageSizeType == o.m_pageSizeType
205        && m_transformStyle3D == o.m_transformStyle3D
206        && m_backfaceVisibility == o.m_backfaceVisibility
207        && m_alignContent == o.m_alignContent
208        && m_alignItems == o.m_alignItems
209        && m_alignSelf == o.m_alignSelf
210        && m_justifyContent == o.m_justifyContent
211        && userDrag == o.userDrag
212        && textOverflow == o.textOverflow
213        && marginBeforeCollapse == o.marginBeforeCollapse
214        && marginAfterCollapse == o.marginAfterCollapse
215        && m_appearance == o.m_appearance
216        && m_borderFit == o.m_borderFit
217        && m_textCombine == o.m_textCombine
218        && m_textDecorationStyle == o.m_textDecorationStyle
219        && m_wrapFlow == o.m_wrapFlow
220        && m_wrapThrough == o.m_wrapThrough
221        && !m_runningAcceleratedAnimation && !o.m_runningAcceleratedAnimation
222        && m_effectiveBlendMode == o.m_effectiveBlendMode
223        && m_hasAspectRatio == o.m_hasAspectRatio
224        && m_touchAction == o.m_touchAction;
225}
226
227bool StyleRareNonInheritedData::contentDataEquivalent(const StyleRareNonInheritedData& o) const
228{
229    ContentData* a = m_content.get();
230    ContentData* b = o.m_content.get();
231
232    while (a && b && *a == *b) {
233        a = a->next();
234        b = b->next();
235    }
236
237    return !a && !b;
238}
239
240bool StyleRareNonInheritedData::counterDataEquivalent(const StyleRareNonInheritedData& o) const
241{
242    if (m_counterDirectives.get() == o.m_counterDirectives.get())
243        return true;
244
245    if (m_counterDirectives && o.m_counterDirectives && *m_counterDirectives == *o.m_counterDirectives)
246        return true;
247
248    return false;
249}
250
251bool StyleRareNonInheritedData::shadowDataEquivalent(const StyleRareNonInheritedData& o) const
252{
253    if ((!m_boxShadow && o.m_boxShadow) || (m_boxShadow && !o.m_boxShadow))
254        return false;
255    if (m_boxShadow && o.m_boxShadow && (*m_boxShadow != *o.m_boxShadow))
256        return false;
257    return true;
258}
259
260bool StyleRareNonInheritedData::reflectionDataEquivalent(const StyleRareNonInheritedData& o) const
261{
262    if (m_boxReflect != o.m_boxReflect) {
263        if (!m_boxReflect || !o.m_boxReflect)
264            return false;
265        return *m_boxReflect == *o.m_boxReflect;
266    }
267    return true;
268}
269
270bool StyleRareNonInheritedData::animationDataEquivalent(const StyleRareNonInheritedData& o) const
271{
272    if ((!m_animations && o.m_animations) || (m_animations && !o.m_animations))
273        return false;
274    if (m_animations && o.m_animations && (*m_animations != *o.m_animations))
275        return false;
276    return true;
277}
278
279bool StyleRareNonInheritedData::transitionDataEquivalent(const StyleRareNonInheritedData& o) const
280{
281    if ((!m_transitions && o.m_transitions) || (m_transitions && !o.m_transitions))
282        return false;
283    if (m_transitions && o.m_transitions && (*m_transitions != *o.m_transitions))
284        return false;
285    return true;
286}
287
288} // namespace WebCore
289