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/ShadowList.h"
28 #include "core/rendering/style/StyleFilterData.h"
29 #include "core/rendering/style/StyleTransformData.h"
30 #include "core/rendering/svg/ReferenceFilterBuilder.h"
31
32 namespace WebCore {
33
StyleRareNonInheritedData()34 StyleRareNonInheritedData::StyleRareNonInheritedData()
35 : opacity(RenderStyle::initialOpacity())
36 , m_aspectRatioDenominator(RenderStyle::initialAspectRatioDenominator())
37 , m_aspectRatioNumerator(RenderStyle::initialAspectRatioNumerator())
38 , m_perspective(RenderStyle::initialPerspective())
39 , m_perspectiveOriginX(RenderStyle::initialPerspectiveOriginX())
40 , m_perspectiveOriginY(RenderStyle::initialPerspectiveOriginY())
41 , lineClamp(RenderStyle::initialLineClamp())
42 , m_draggableRegionMode(DraggableRegionNone)
43 , m_mask(MaskFillLayer, true)
44 , m_pageSize()
45 , m_shapeInside(RenderStyle::initialShapeInside())
46 , m_shapeOutside(RenderStyle::initialShapeOutside())
47 , m_shapeMargin(RenderStyle::initialShapeMargin())
48 , m_shapePadding(RenderStyle::initialShapePadding())
49 , m_shapeImageThreshold(RenderStyle::initialShapeImageThreshold())
50 , m_clipPath(RenderStyle::initialClipPath())
51 , m_visitedLinkBackgroundColor(RenderStyle::initialBackgroundColor())
52 , m_order(RenderStyle::initialOrder())
53 , m_objectPosition(RenderStyle::initialObjectPosition())
54 , m_flowThread(RenderStyle::initialFlowThread())
55 , m_regionThread(RenderStyle::initialRegionThread())
56 , m_regionFragment(RenderStyle::initialRegionFragment())
57 , m_regionBreakAfter(RenderStyle::initialPageBreak())
58 , m_regionBreakBefore(RenderStyle::initialPageBreak())
59 , m_regionBreakInside(RenderStyle::initialPageBreak())
60 , m_pageSizeType(PAGE_SIZE_AUTO)
61 , m_transformStyle3D(RenderStyle::initialTransformStyle3D())
62 , m_backfaceVisibility(RenderStyle::initialBackfaceVisibility())
63 , m_alignContent(RenderStyle::initialAlignContent())
64 , m_alignItems(RenderStyle::initialAlignItems())
65 , m_alignSelf(RenderStyle::initialAlignSelf())
66 , m_justifyContent(RenderStyle::initialJustifyContent())
67 , userDrag(RenderStyle::initialUserDrag())
68 , textOverflow(RenderStyle::initialTextOverflow())
69 , marginBeforeCollapse(MCOLLAPSE)
70 , marginAfterCollapse(MCOLLAPSE)
71 , m_appearance(RenderStyle::initialAppearance())
72 , m_borderFit(RenderStyle::initialBorderFit())
73 , m_textCombine(RenderStyle::initialTextCombine())
74 , m_textDecorationStyle(RenderStyle::initialTextDecorationStyle())
75 , m_wrapFlow(RenderStyle::initialWrapFlow())
76 , m_wrapThrough(RenderStyle::initialWrapThrough())
77 , m_runningAcceleratedAnimation(false)
78 , m_hasAspectRatio(false)
79 , m_effectiveBlendMode(RenderStyle::initialBlendMode())
80 , m_touchAction(RenderStyle::initialTouchAction())
81 , m_objectFit(RenderStyle::initialObjectFit())
82 , m_isolation(RenderStyle::initialIsolation())
83 {
84 m_maskBoxImage.setMaskDefaults();
85 }
86
StyleRareNonInheritedData(const StyleRareNonInheritedData & o)87 StyleRareNonInheritedData::StyleRareNonInheritedData(const StyleRareNonInheritedData& o)
88 : RefCounted<StyleRareNonInheritedData>()
89 , opacity(o.opacity)
90 , m_aspectRatioDenominator(o.m_aspectRatioDenominator)
91 , m_aspectRatioNumerator(o.m_aspectRatioNumerator)
92 , m_perspective(o.m_perspective)
93 , m_perspectiveOriginX(o.m_perspectiveOriginX)
94 , m_perspectiveOriginY(o.m_perspectiveOriginY)
95 , lineClamp(o.lineClamp)
96 , m_draggableRegionMode(o.m_draggableRegionMode)
97 , m_deprecatedFlexibleBox(o.m_deprecatedFlexibleBox)
98 , m_flexibleBox(o.m_flexibleBox)
99 , m_marquee(o.m_marquee)
100 , m_multiCol(o.m_multiCol)
101 , m_transform(o.m_transform)
102 , m_filter(o.m_filter)
103 , m_grid(o.m_grid)
104 , m_gridItem(o.m_gridItem)
105 , m_content(o.m_content ? o.m_content->clone() : nullptr)
106 , m_counterDirectives(o.m_counterDirectives ? clone(*o.m_counterDirectives) : nullptr)
107 , m_boxShadow(o.m_boxShadow)
108 , m_boxReflect(o.m_boxReflect)
109 , m_animations(o.m_animations ? adoptPtr(new CSSAnimationDataList(*o.m_animations)) : nullptr)
110 , m_transitions(o.m_transitions ? adoptPtr(new CSSAnimationDataList(*o.m_transitions)) : nullptr)
111 , m_mask(o.m_mask)
112 , m_maskBoxImage(o.m_maskBoxImage)
113 , m_pageSize(o.m_pageSize)
114 , m_shapeInside(o.m_shapeInside)
115 , m_shapeOutside(o.m_shapeOutside)
116 , m_shapeMargin(o.m_shapeMargin)
117 , m_shapePadding(o.m_shapePadding)
118 , m_shapeImageThreshold(o.m_shapeImageThreshold)
119 , m_clipPath(o.m_clipPath)
120 , m_textDecorationColor(o.m_textDecorationColor)
121 , m_visitedLinkTextDecorationColor(o.m_visitedLinkTextDecorationColor)
122 , m_visitedLinkBackgroundColor(o.m_visitedLinkBackgroundColor)
123 , m_visitedLinkOutlineColor(o.m_visitedLinkOutlineColor)
124 , m_visitedLinkBorderLeftColor(o.m_visitedLinkBorderLeftColor)
125 , m_visitedLinkBorderRightColor(o.m_visitedLinkBorderRightColor)
126 , m_visitedLinkBorderTopColor(o.m_visitedLinkBorderTopColor)
127 , m_visitedLinkBorderBottomColor(o.m_visitedLinkBorderBottomColor)
128 , m_order(o.m_order)
129 , m_objectPosition(o.m_objectPosition)
130 , m_flowThread(o.m_flowThread)
131 , m_regionThread(o.m_regionThread)
132 , m_regionFragment(o.m_regionFragment)
133 , m_regionBreakAfter(o.m_regionBreakAfter)
134 , m_regionBreakBefore(o.m_regionBreakBefore)
135 , m_regionBreakInside(o.m_regionBreakInside)
136 , m_pageSizeType(o.m_pageSizeType)
137 , m_transformStyle3D(o.m_transformStyle3D)
138 , m_backfaceVisibility(o.m_backfaceVisibility)
139 , m_alignContent(o.m_alignContent)
140 , m_alignItems(o.m_alignItems)
141 , m_alignSelf(o.m_alignSelf)
142 , m_justifyContent(o.m_justifyContent)
143 , userDrag(o.userDrag)
144 , textOverflow(o.textOverflow)
145 , marginBeforeCollapse(o.marginBeforeCollapse)
146 , marginAfterCollapse(o.marginAfterCollapse)
147 , m_appearance(o.m_appearance)
148 , m_borderFit(o.m_borderFit)
149 , m_textCombine(o.m_textCombine)
150 , m_textDecorationStyle(o.m_textDecorationStyle)
151 , m_wrapFlow(o.m_wrapFlow)
152 , m_wrapThrough(o.m_wrapThrough)
153 , m_runningAcceleratedAnimation(o.m_runningAcceleratedAnimation)
154 , m_hasAspectRatio(o.m_hasAspectRatio)
155 , m_effectiveBlendMode(o.m_effectiveBlendMode)
156 , m_touchAction(o.m_touchAction)
157 , m_objectFit(o.m_objectFit)
158 , m_isolation(o.m_isolation)
159 {
160 }
161
~StyleRareNonInheritedData()162 StyleRareNonInheritedData::~StyleRareNonInheritedData()
163 {
164 const FilterOperations& filterOperations = m_filter->m_operations;
165 for (unsigned i = 0; i < filterOperations.size(); ++i)
166 ReferenceFilterBuilder::clearDocumentResourceReference(filterOperations.at(i));
167 }
168
operator ==(const StyleRareNonInheritedData & o) const169 bool StyleRareNonInheritedData::operator==(const StyleRareNonInheritedData& o) const
170 {
171 return opacity == o.opacity
172 && m_aspectRatioDenominator == o.m_aspectRatioDenominator
173 && m_aspectRatioNumerator == o.m_aspectRatioNumerator
174 && m_perspective == o.m_perspective
175 && m_perspectiveOriginX == o.m_perspectiveOriginX
176 && m_perspectiveOriginY == o.m_perspectiveOriginY
177 && lineClamp == o.lineClamp
178 && m_draggableRegionMode == o.m_draggableRegionMode
179 && m_deprecatedFlexibleBox == o.m_deprecatedFlexibleBox
180 && m_flexibleBox == o.m_flexibleBox
181 && m_marquee == o.m_marquee
182 && m_multiCol == o.m_multiCol
183 && m_transform == o.m_transform
184 && m_filter == o.m_filter
185 && m_grid == o.m_grid
186 && m_gridItem == o.m_gridItem
187 && contentDataEquivalent(o)
188 && counterDataEquivalent(o)
189 && shadowDataEquivalent(o)
190 && reflectionDataEquivalent(o)
191 && animationDataEquivalent(o)
192 && transitionDataEquivalent(o)
193 && m_mask == o.m_mask
194 && m_maskBoxImage == o.m_maskBoxImage
195 && m_pageSize == o.m_pageSize
196 && m_shapeInside == o.m_shapeInside
197 && m_shapeOutside == o.m_shapeOutside
198 && m_shapeMargin == o.m_shapeMargin
199 && m_shapePadding == o.m_shapePadding
200 && m_shapeImageThreshold == o.m_shapeImageThreshold
201 && m_clipPath == o.m_clipPath
202 && m_textDecorationColor == o.m_textDecorationColor
203 && m_visitedLinkTextDecorationColor == o.m_visitedLinkTextDecorationColor
204 && m_visitedLinkBackgroundColor == o.m_visitedLinkBackgroundColor
205 && m_visitedLinkOutlineColor == o.m_visitedLinkOutlineColor
206 && m_visitedLinkBorderLeftColor == o.m_visitedLinkBorderLeftColor
207 && m_visitedLinkBorderRightColor == o.m_visitedLinkBorderRightColor
208 && m_visitedLinkBorderTopColor == o.m_visitedLinkBorderTopColor
209 && m_visitedLinkBorderBottomColor == o.m_visitedLinkBorderBottomColor
210 && m_order == o.m_order
211 && m_objectPosition == o.m_objectPosition
212 && m_callbackSelectors == o.m_callbackSelectors
213 && m_flowThread == o.m_flowThread
214 && m_regionThread == o.m_regionThread
215 && m_regionFragment == o.m_regionFragment
216 && m_regionBreakAfter == o.m_regionBreakAfter
217 && m_regionBreakBefore == o.m_regionBreakBefore
218 && m_regionBreakInside == o.m_regionBreakInside
219 && m_pageSizeType == o.m_pageSizeType
220 && m_transformStyle3D == o.m_transformStyle3D
221 && m_backfaceVisibility == o.m_backfaceVisibility
222 && m_alignContent == o.m_alignContent
223 && m_alignItems == o.m_alignItems
224 && m_alignSelf == o.m_alignSelf
225 && m_justifyContent == o.m_justifyContent
226 && userDrag == o.userDrag
227 && textOverflow == o.textOverflow
228 && marginBeforeCollapse == o.marginBeforeCollapse
229 && marginAfterCollapse == o.marginAfterCollapse
230 && m_appearance == o.m_appearance
231 && m_borderFit == o.m_borderFit
232 && m_textCombine == o.m_textCombine
233 && m_textDecorationStyle == o.m_textDecorationStyle
234 && m_wrapFlow == o.m_wrapFlow
235 && m_wrapThrough == o.m_wrapThrough
236 && !m_runningAcceleratedAnimation && !o.m_runningAcceleratedAnimation
237 && m_effectiveBlendMode == o.m_effectiveBlendMode
238 && m_hasAspectRatio == o.m_hasAspectRatio
239 && m_touchAction == o.m_touchAction
240 && m_objectFit == o.m_objectFit
241 && m_isolation == o.m_isolation;
242 }
243
contentDataEquivalent(const StyleRareNonInheritedData & o) const244 bool StyleRareNonInheritedData::contentDataEquivalent(const StyleRareNonInheritedData& o) const
245 {
246 ContentData* a = m_content.get();
247 ContentData* b = o.m_content.get();
248
249 while (a && b && *a == *b) {
250 a = a->next();
251 b = b->next();
252 }
253
254 return !a && !b;
255 }
256
counterDataEquivalent(const StyleRareNonInheritedData & o) const257 bool StyleRareNonInheritedData::counterDataEquivalent(const StyleRareNonInheritedData& o) const
258 {
259 if (m_counterDirectives.get() == o.m_counterDirectives.get())
260 return true;
261
262 if (m_counterDirectives && o.m_counterDirectives && *m_counterDirectives == *o.m_counterDirectives)
263 return true;
264
265 return false;
266 }
267
shadowDataEquivalent(const StyleRareNonInheritedData & o) const268 bool StyleRareNonInheritedData::shadowDataEquivalent(const StyleRareNonInheritedData& o) const
269 {
270 if ((!m_boxShadow && o.m_boxShadow) || (m_boxShadow && !o.m_boxShadow))
271 return false;
272 if (m_boxShadow && o.m_boxShadow && (*m_boxShadow != *o.m_boxShadow))
273 return false;
274 return true;
275 }
276
reflectionDataEquivalent(const StyleRareNonInheritedData & o) const277 bool StyleRareNonInheritedData::reflectionDataEquivalent(const StyleRareNonInheritedData& o) const
278 {
279 if (m_boxReflect != o.m_boxReflect) {
280 if (!m_boxReflect || !o.m_boxReflect)
281 return false;
282 return *m_boxReflect == *o.m_boxReflect;
283 }
284 return true;
285 }
286
animationDataEquivalent(const StyleRareNonInheritedData & o) const287 bool StyleRareNonInheritedData::animationDataEquivalent(const StyleRareNonInheritedData& o) const
288 {
289 if ((!m_animations && o.m_animations) || (m_animations && !o.m_animations))
290 return false;
291 if (m_animations && o.m_animations && (*m_animations != *o.m_animations))
292 return false;
293 return true;
294 }
295
transitionDataEquivalent(const StyleRareNonInheritedData & o) const296 bool StyleRareNonInheritedData::transitionDataEquivalent(const StyleRareNonInheritedData& o) const
297 {
298 if ((!m_transitions && o.m_transitions) || (m_transitions && !o.m_transitions))
299 return false;
300 if (m_transitions && o.m_transitions && (*m_transitions != *o.m_transitions))
301 return false;
302 return true;
303 }
304
hasFilters() const305 bool StyleRareNonInheritedData::hasFilters() const
306 {
307 return m_filter.get() && !m_filter->m_operations.isEmpty();
308 }
309
310 } // namespace WebCore
311