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 "StyleRareNonInheritedData.h" 24 25#include "ContentData.h" 26#include "RenderCounter.h" 27#include "RenderStyle.h" 28#include "ShadowData.h" 29#include "StyleFilterData.h" 30#include "StyleTransformData.h" 31#include "StyleImage.h" 32#include "StyleResolver.h" 33 34namespace WebCore { 35 36StyleRareNonInheritedData::StyleRareNonInheritedData() 37 : opacity(RenderStyle::initialOpacity()) 38 , m_aspectRatioDenominator(RenderStyle::initialAspectRatioDenominator()) 39 , m_aspectRatioNumerator(RenderStyle::initialAspectRatioNumerator()) 40 , m_perspective(RenderStyle::initialPerspective()) 41 , m_perspectiveOriginX(RenderStyle::initialPerspectiveOriginX()) 42 , m_perspectiveOriginY(RenderStyle::initialPerspectiveOriginY()) 43 , lineClamp(RenderStyle::initialLineClamp()) 44 , m_deprecatedFlexibleBox(StyleDeprecatedFlexibleBoxData::create()) 45 , m_flexibleBox(StyleFlexibleBoxData::create()) 46 , m_marquee(StyleMarqueeData::create()) 47 , m_multiCol(StyleMultiColData::create()) 48 , m_transform(StyleTransformData::create()) 49#if ENABLE(CSS_FILTERS) 50 , m_filter(StyleFilterData::create()) 51#endif 52#if ENABLE(CSS_GRID_LAYOUT) 53 , m_grid(StyleGridData::create()) 54 , m_gridItem(StyleGridItemData::create()) 55#endif 56 , m_mask(FillLayer(MaskFillLayer)) 57 , m_pageSize() 58#if ENABLE(CSS_SHAPES) 59 , m_shapeOutside(RenderStyle::initialShapeOutside()) 60 , m_shapeMargin(RenderStyle::initialShapeMargin()) 61 , m_shapeImageThreshold(RenderStyle::initialShapeImageThreshold()) 62#endif 63 , m_clipPath(RenderStyle::initialClipPath()) 64 , m_visitedLinkBackgroundColor(RenderStyle::initialBackgroundColor()) 65 , m_order(RenderStyle::initialOrder()) 66 , m_flowThread(RenderStyle::initialFlowThread()) 67 , m_regionThread(RenderStyle::initialRegionThread()) 68 , m_regionFragment(RenderStyle::initialRegionFragment()) 69 , m_regionBreakAfter(RenderStyle::NonInheritedFlags::initialPageBreak()) 70 , m_regionBreakBefore(RenderStyle::NonInheritedFlags::initialPageBreak()) 71 , m_regionBreakInside(RenderStyle::NonInheritedFlags::initialPageBreak()) 72 , m_pageSizeType(PAGE_SIZE_AUTO) 73 , m_transformStyle3D(RenderStyle::initialTransformStyle3D()) 74 , m_backfaceVisibility(RenderStyle::initialBackfaceVisibility()) 75 , m_alignContent(RenderStyle::initialAlignContent()) 76 , m_alignItems(RenderStyle::initialAlignItems()) 77 , m_alignSelf(RenderStyle::initialAlignSelf()) 78 , m_justifyContent(RenderStyle::initialJustifyContent()) 79 , m_justifySelf(RenderStyle::initialJustifySelf()) 80 , m_justifySelfOverflowAlignment(RenderStyle::initialJustifySelfOverflowAlignment()) 81 , userDrag(RenderStyle::initialUserDrag()) 82 , textOverflow(RenderStyle::initialTextOverflow()) 83 , marginBeforeCollapse(MCOLLAPSE) 84 , marginAfterCollapse(MCOLLAPSE) 85 , m_appearance(RenderStyle::initialAppearance()) 86 , m_borderFit(RenderStyle::initialBorderFit()) 87 , m_textCombine(RenderStyle::initialTextCombine()) 88 , m_textDecorationStyle(RenderStyle::initialTextDecorationStyle()) 89 , m_runningAcceleratedAnimation(false) 90 , m_aspectRatioType(RenderStyle::initialAspectRatioType()) 91#if ENABLE(CSS_COMPOSITING) 92 , m_effectiveBlendMode(RenderStyle::initialBlendMode()) 93 , m_isolation(RenderStyle::initialIsolation()) 94#endif 95 , m_objectFit(RenderStyle::initialObjectFit()) 96{ 97 m_maskBoxImage.setMaskDefaults(); 98} 99 100inline StyleRareNonInheritedData::StyleRareNonInheritedData(const StyleRareNonInheritedData& o) 101 : RefCounted<StyleRareNonInheritedData>() 102 , opacity(o.opacity) 103 , m_aspectRatioDenominator(o.m_aspectRatioDenominator) 104 , m_aspectRatioNumerator(o.m_aspectRatioNumerator) 105 , m_perspective(o.m_perspective) 106 , m_perspectiveOriginX(o.m_perspectiveOriginX) 107 , m_perspectiveOriginY(o.m_perspectiveOriginY) 108 , lineClamp(o.lineClamp) 109 , m_deprecatedFlexibleBox(o.m_deprecatedFlexibleBox) 110 , m_flexibleBox(o.m_flexibleBox) 111 , m_marquee(o.m_marquee) 112 , m_multiCol(o.m_multiCol) 113 , m_transform(o.m_transform) 114#if ENABLE(CSS_FILTERS) 115 , m_filter(o.m_filter) 116#endif 117#if ENABLE(CSS_GRID_LAYOUT) 118 , m_grid(o.m_grid) 119 , m_gridItem(o.m_gridItem) 120#endif 121 , m_content(o.m_content ? o.m_content->clone() : nullptr) 122 , m_counterDirectives(o.m_counterDirectives ? clone(*o.m_counterDirectives) : nullptr) 123 , m_boxShadow(o.m_boxShadow ? std::make_unique<ShadowData>(*o.m_boxShadow) : nullptr) 124 , m_boxReflect(o.m_boxReflect) 125 , m_animations(o.m_animations ? std::make_unique<AnimationList>(*o.m_animations) : nullptr) 126 , m_transitions(o.m_transitions ? std::make_unique<AnimationList>(*o.m_transitions) : nullptr) 127 , m_mask(o.m_mask) 128 , m_maskBoxImage(o.m_maskBoxImage) 129 , m_pageSize(o.m_pageSize) 130#if ENABLE(CSS_SHAPES) 131 , m_shapeOutside(o.m_shapeOutside) 132 , m_shapeMargin(o.m_shapeMargin) 133 , m_shapeImageThreshold(o.m_shapeImageThreshold) 134#endif 135 , m_clipPath(o.m_clipPath) 136 , m_textDecorationColor(o.m_textDecorationColor) 137 , m_visitedLinkTextDecorationColor(o.m_visitedLinkTextDecorationColor) 138 , m_visitedLinkBackgroundColor(o.m_visitedLinkBackgroundColor) 139 , m_visitedLinkOutlineColor(o.m_visitedLinkOutlineColor) 140 , m_visitedLinkBorderLeftColor(o.m_visitedLinkBorderLeftColor) 141 , m_visitedLinkBorderRightColor(o.m_visitedLinkBorderRightColor) 142 , m_visitedLinkBorderTopColor(o.m_visitedLinkBorderTopColor) 143 , m_visitedLinkBorderBottomColor(o.m_visitedLinkBorderBottomColor) 144 , m_order(o.m_order) 145 , m_flowThread(o.m_flowThread) 146 , m_regionThread(o.m_regionThread) 147 , m_regionFragment(o.m_regionFragment) 148 , m_regionBreakAfter(o.m_regionBreakAfter) 149 , m_regionBreakBefore(o.m_regionBreakBefore) 150 , m_regionBreakInside(o.m_regionBreakInside) 151 , m_pageSizeType(o.m_pageSizeType) 152 , m_transformStyle3D(o.m_transformStyle3D) 153 , m_backfaceVisibility(o.m_backfaceVisibility) 154 , m_alignContent(o.m_alignContent) 155 , m_alignItems(o.m_alignItems) 156 , m_alignSelf(o.m_alignSelf) 157 , m_justifyContent(o.m_justifyContent) 158 , m_justifySelf(o.m_justifySelf) 159 , m_justifySelfOverflowAlignment(o.m_justifySelfOverflowAlignment) 160 , userDrag(o.userDrag) 161 , textOverflow(o.textOverflow) 162 , marginBeforeCollapse(o.marginBeforeCollapse) 163 , marginAfterCollapse(o.marginAfterCollapse) 164 , m_appearance(o.m_appearance) 165 , m_borderFit(o.m_borderFit) 166 , m_textCombine(o.m_textCombine) 167 , m_textDecorationStyle(o.m_textDecorationStyle) 168 , m_runningAcceleratedAnimation(o.m_runningAcceleratedAnimation) 169 , m_aspectRatioType(o.m_aspectRatioType) 170#if ENABLE(CSS_COMPOSITING) 171 , m_effectiveBlendMode(o.m_effectiveBlendMode) 172 , m_isolation(o.m_isolation) 173#endif 174 , m_objectFit(o.m_objectFit) 175{ 176} 177 178PassRef<StyleRareNonInheritedData> StyleRareNonInheritedData::copy() const 179{ 180 return adoptRef(*new StyleRareNonInheritedData(*this)); 181} 182 183StyleRareNonInheritedData::~StyleRareNonInheritedData() 184{ 185} 186 187bool StyleRareNonInheritedData::operator==(const StyleRareNonInheritedData& o) const 188{ 189 return opacity == o.opacity 190 && m_aspectRatioDenominator == o.m_aspectRatioDenominator 191 && m_aspectRatioNumerator == o.m_aspectRatioNumerator 192 && m_perspective == o.m_perspective 193 && m_perspectiveOriginX == o.m_perspectiveOriginX 194 && m_perspectiveOriginY == o.m_perspectiveOriginY 195 && lineClamp == o.lineClamp 196#if ENABLE(DASHBOARD_SUPPORT) 197 && m_dashboardRegions == o.m_dashboardRegions 198#endif 199 && m_deprecatedFlexibleBox == o.m_deprecatedFlexibleBox 200 && m_flexibleBox == o.m_flexibleBox 201 && m_marquee == o.m_marquee 202 && m_multiCol == o.m_multiCol 203 && m_transform == o.m_transform 204#if ENABLE(CSS_FILTERS) 205 && m_filter == o.m_filter 206#endif 207#if ENABLE(CSS_GRID_LAYOUT) 208 && m_grid == o.m_grid 209 && m_gridItem == o.m_gridItem 210#endif 211 && contentDataEquivalent(o) 212 && counterDataEquivalent(o) 213 && shadowDataEquivalent(o) 214 && reflectionDataEquivalent(o) 215 && animationDataEquivalent(o) 216 && transitionDataEquivalent(o) 217 && m_mask == o.m_mask 218 && m_maskBoxImage == o.m_maskBoxImage 219 && m_pageSize == o.m_pageSize 220#if ENABLE(CSS_SHAPES) 221 && m_shapeOutside == o.m_shapeOutside 222 && m_shapeMargin == o.m_shapeMargin 223 && m_shapeImageThreshold == o.m_shapeImageThreshold 224#endif 225 && m_clipPath == o.m_clipPath 226 && m_textDecorationColor == o.m_textDecorationColor 227 && m_visitedLinkTextDecorationColor == o.m_visitedLinkTextDecorationColor 228 && m_visitedLinkBackgroundColor == o.m_visitedLinkBackgroundColor 229 && m_visitedLinkOutlineColor == o.m_visitedLinkOutlineColor 230 && m_visitedLinkBorderLeftColor == o.m_visitedLinkBorderLeftColor 231 && m_visitedLinkBorderRightColor == o.m_visitedLinkBorderRightColor 232 && m_visitedLinkBorderTopColor == o.m_visitedLinkBorderTopColor 233 && m_visitedLinkBorderBottomColor == o.m_visitedLinkBorderBottomColor 234 && m_order == o.m_order 235 && m_flowThread == o.m_flowThread 236 && m_regionThread == o.m_regionThread 237 && m_regionFragment == o.m_regionFragment 238 && m_regionBreakAfter == o.m_regionBreakAfter 239 && m_regionBreakBefore == o.m_regionBreakBefore 240 && m_regionBreakInside == o.m_regionBreakInside 241 && m_pageSizeType == o.m_pageSizeType 242 && m_transformStyle3D == o.m_transformStyle3D 243 && m_backfaceVisibility == o.m_backfaceVisibility 244 && m_alignContent == o.m_alignContent 245 && m_alignItems == o.m_alignItems 246 && m_alignSelf == o.m_alignSelf 247 && m_justifyContent == o.m_justifyContent 248 && userDrag == o.userDrag 249 && textOverflow == o.textOverflow 250 && marginBeforeCollapse == o.marginBeforeCollapse 251 && marginAfterCollapse == o.marginAfterCollapse 252 && m_appearance == o.m_appearance 253 && m_borderFit == o.m_borderFit 254 && m_textCombine == o.m_textCombine 255 && m_textDecorationStyle == o.m_textDecorationStyle 256 && !m_runningAcceleratedAnimation && !o.m_runningAcceleratedAnimation 257#if ENABLE(CSS_COMPOSITING) 258 && m_effectiveBlendMode == o.m_effectiveBlendMode 259 && m_isolation == o.m_isolation 260#endif 261 && m_aspectRatioType == o.m_aspectRatioType 262 && m_objectFit == o.m_objectFit 263 && m_justifySelf == o.m_justifySelf 264 && m_justifySelfOverflowAlignment == o.m_justifySelfOverflowAlignment; 265} 266 267bool StyleRareNonInheritedData::contentDataEquivalent(const StyleRareNonInheritedData& o) const 268{ 269 ContentData* a = m_content.get(); 270 ContentData* b = o.m_content.get(); 271 272 while (a && b && *a == *b) { 273 a = a->next(); 274 b = b->next(); 275 } 276 277 return !a && !b; 278} 279 280bool StyleRareNonInheritedData::counterDataEquivalent(const StyleRareNonInheritedData& o) const 281{ 282 if (m_counterDirectives.get() == o.m_counterDirectives.get()) 283 return true; 284 285 if (m_counterDirectives && o.m_counterDirectives && *m_counterDirectives == *o.m_counterDirectives) 286 return true; 287 288 return false; 289} 290 291bool StyleRareNonInheritedData::shadowDataEquivalent(const StyleRareNonInheritedData& o) const 292{ 293 if ((!m_boxShadow && o.m_boxShadow) || (m_boxShadow && !o.m_boxShadow)) 294 return false; 295 if (m_boxShadow && o.m_boxShadow && (*m_boxShadow != *o.m_boxShadow)) 296 return false; 297 return true; 298} 299 300bool StyleRareNonInheritedData::reflectionDataEquivalent(const StyleRareNonInheritedData& o) const 301{ 302 if (m_boxReflect != o.m_boxReflect) { 303 if (!m_boxReflect || !o.m_boxReflect) 304 return false; 305 return *m_boxReflect == *o.m_boxReflect; 306 } 307 return true; 308} 309 310bool StyleRareNonInheritedData::animationDataEquivalent(const StyleRareNonInheritedData& o) const 311{ 312 if ((!m_animations && o.m_animations) || (m_animations && !o.m_animations)) 313 return false; 314 if (m_animations && o.m_animations && (*m_animations != *o.m_animations)) 315 return false; 316 return true; 317} 318 319bool StyleRareNonInheritedData::transitionDataEquivalent(const StyleRareNonInheritedData& o) const 320{ 321 if ((!m_transitions && o.m_transitions) || (m_transitions && !o.m_transitions)) 322 return false; 323 if (m_transitions && o.m_transitions && (*m_transitions != *o.m_transitions)) 324 return false; 325 return true; 326} 327 328bool StyleRareNonInheritedData::hasFilters() const 329{ 330#if ENABLE(CSS_FILTERS) 331 return m_filter.get() && !m_filter->m_operations.isEmpty(); 332#else 333 return false; 334#endif 335} 336 337} // namespace WebCore 338