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1 /* | 1 /* |
2 * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org) | 2 * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org) |
3 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights
reserved. | 3 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights
reserved. |
4 * Copyright (C) 2011 Adobe Systems Incorporated. All rights reserved. | 4 * Copyright (C) 2011 Adobe Systems Incorporated. All rights reserved. |
5 * | 5 * |
6 * This library is free software; you can redistribute it and/or | 6 * This library is free software; you can redistribute it and/or |
7 * modify it under the terms of the GNU Library General Public | 7 * modify it under the terms of the GNU Library General Public |
8 * License as published by the Free Software Foundation; either | 8 * License as published by the Free Software Foundation; either |
9 * version 2 of the License, or (at your option) any later version. | 9 * version 2 of the License, or (at your option) any later version. |
10 * | 10 * |
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27 #include "RuntimeEnabledFeatures.h" | 27 #include "RuntimeEnabledFeatures.h" |
28 #include "core/css/resolver/StyleResolver.h" | 28 #include "core/css/resolver/StyleResolver.h" |
29 #include "core/rendering/RenderTheme.h" | 29 #include "core/rendering/RenderTheme.h" |
30 #include "core/rendering/TextAutosizer.h" | 30 #include "core/rendering/TextAutosizer.h" |
31 #include "core/rendering/style/ContentData.h" | 31 #include "core/rendering/style/ContentData.h" |
32 #include "core/rendering/style/CursorList.h" | 32 #include "core/rendering/style/CursorList.h" |
33 #include "core/rendering/style/QuotesData.h" | 33 #include "core/rendering/style/QuotesData.h" |
34 #include "core/rendering/style/ShadowList.h" | 34 #include "core/rendering/style/ShadowList.h" |
35 #include "core/rendering/style/StyleImage.h" | 35 #include "core/rendering/style/StyleImage.h" |
36 #include "core/rendering/style/StyleInheritedData.h" | 36 #include "core/rendering/style/StyleInheritedData.h" |
| 37 #include "platform/LengthFunctions.h" |
37 #include "platform/fonts/Font.h" | 38 #include "platform/fonts/Font.h" |
38 #include "platform/fonts/FontSelector.h" | 39 #include "platform/fonts/FontSelector.h" |
39 #include "wtf/MathExtras.h" | 40 #include "wtf/MathExtras.h" |
40 | 41 |
41 using namespace std; | 42 using namespace std; |
42 | 43 |
43 namespace WebCore { | 44 namespace WebCore { |
44 | 45 |
45 struct SameSizeAsBorderValue { | 46 struct SameSizeAsBorderValue { |
46 RGBA32 m_color; | 47 RGBA32 m_color; |
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226 noninherited_flags._clear = other->noninherited_flags._clear; | 227 noninherited_flags._clear = other->noninherited_flags._clear; |
227 noninherited_flags._position = other->noninherited_flags._position; | 228 noninherited_flags._position = other->noninherited_flags._position; |
228 noninherited_flags._floating = other->noninherited_flags._floating; | 229 noninherited_flags._floating = other->noninherited_flags._floating; |
229 noninherited_flags._table_layout = other->noninherited_flags._table_layout; | 230 noninherited_flags._table_layout = other->noninherited_flags._table_layout; |
230 noninherited_flags._unicodeBidi = other->noninherited_flags._unicodeBidi; | 231 noninherited_flags._unicodeBidi = other->noninherited_flags._unicodeBidi; |
231 noninherited_flags._page_break_before = other->noninherited_flags._page_brea
k_before; | 232 noninherited_flags._page_break_before = other->noninherited_flags._page_brea
k_before; |
232 noninherited_flags._page_break_after = other->noninherited_flags._page_break
_after; | 233 noninherited_flags._page_break_after = other->noninherited_flags._page_break
_after; |
233 noninherited_flags._page_break_inside = other->noninherited_flags._page_brea
k_inside; | 234 noninherited_flags._page_break_inside = other->noninherited_flags._page_brea
k_inside; |
234 noninherited_flags.explicitInheritance = other->noninherited_flags.explicitI
nheritance; | 235 noninherited_flags.explicitInheritance = other->noninherited_flags.explicitI
nheritance; |
235 noninherited_flags.currentColor = other->noninherited_flags.currentColor; | 236 noninherited_flags.currentColor = other->noninherited_flags.currentColor; |
| 237 noninherited_flags.hasViewportUnits = other->noninherited_flags.hasViewportU
nits; |
236 if (m_svgStyle != other->m_svgStyle) | 238 if (m_svgStyle != other->m_svgStyle) |
237 m_svgStyle.access()->copyNonInheritedFrom(other->m_svgStyle.get()); | 239 m_svgStyle.access()->copyNonInheritedFrom(other->m_svgStyle.get()); |
238 ASSERT(zoom() == initialZoom()); | 240 ASSERT(zoom() == initialZoom()); |
239 } | 241 } |
240 | 242 |
241 bool RenderStyle::operator==(const RenderStyle& o) const | 243 bool RenderStyle::operator==(const RenderStyle& o) const |
242 { | 244 { |
243 // compare everything except the pseudoStyle pointer | 245 // compare everything except the pseudoStyle pointer |
244 return inherited_flags == o.inherited_flags | 246 return inherited_flags == o.inherited_flags |
245 && noninherited_flags == o.noninherited_flags | 247 && noninherited_flags == o.noninherited_flags |
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872 | 874 |
873 void RenderStyle::applyTransform(TransformationMatrix& transform, const FloatRec
t& boundingBox, ApplyTransformOrigin applyOrigin) const | 875 void RenderStyle::applyTransform(TransformationMatrix& transform, const FloatRec
t& boundingBox, ApplyTransformOrigin applyOrigin) const |
874 { | 876 { |
875 const Vector<RefPtr<TransformOperation> >& transformOperations = rareNonInhe
ritedData->m_transform->m_operations.operations(); | 877 const Vector<RefPtr<TransformOperation> >& transformOperations = rareNonInhe
ritedData->m_transform->m_operations.operations(); |
876 bool applyTransformOrigin = requireTransformOrigin(transformOperations, appl
yOrigin); | 878 bool applyTransformOrigin = requireTransformOrigin(transformOperations, appl
yOrigin); |
877 | 879 |
878 float offsetX = transformOriginX().type() == Percent ? boundingBox.x() : 0; | 880 float offsetX = transformOriginX().type() == Percent ? boundingBox.x() : 0; |
879 float offsetY = transformOriginY().type() == Percent ? boundingBox.y() : 0; | 881 float offsetY = transformOriginY().type() == Percent ? boundingBox.y() : 0; |
880 | 882 |
881 if (applyTransformOrigin) { | 883 if (applyTransformOrigin) { |
882 transform.translate3d(floatValueForLength(transformOriginX(), boundingBo
x.width(), 0) + offsetX, | 884 transform.translate3d(floatValueForLength(transformOriginX(), boundingBo
x.width()) + offsetX, |
883 floatValueForLength(transformOriginY(), boundingBox.height(), 0) + o
ffsetY, | 885 floatValueForLength(transformOriginY(), boundingBox.height()) + offs
etY, |
884 transformOriginZ()); | 886 transformOriginZ()); |
885 } | 887 } |
886 | 888 |
887 unsigned size = transformOperations.size(); | 889 unsigned size = transformOperations.size(); |
888 for (unsigned i = 0; i < size; ++i) | 890 for (unsigned i = 0; i < size; ++i) |
889 transformOperations[i]->apply(transform, boundingBox.size()); | 891 transformOperations[i]->apply(transform, boundingBox.size()); |
890 | 892 |
891 if (applyTransformOrigin) { | 893 if (applyTransformOrigin) { |
892 transform.translate3d(-floatValueForLength(transformOriginX(), boundingB
ox.width(), 0) - offsetX, | 894 transform.translate3d(-floatValueForLength(transformOriginX(), boundingB
ox.width()) - offsetX, |
893 -floatValueForLength(transformOriginY(), boundingBox.height(), 0) -
offsetY, | 895 -floatValueForLength(transformOriginY(), boundingBox.height()) - off
setY, |
894 -transformOriginZ()); | 896 -transformOriginZ()); |
895 } | 897 } |
896 } | 898 } |
897 | 899 |
898 void RenderStyle::setTextShadow(PassRefPtr<ShadowList> s) | 900 void RenderStyle::setTextShadow(PassRefPtr<ShadowList> s) |
899 { | 901 { |
900 rareInheritedData.access()->textShadow = s; | 902 rareInheritedData.access()->textShadow = s; |
901 } | 903 } |
902 | 904 |
903 void RenderStyle::setBoxShadow(PassRefPtr<ShadowList> s) | 905 void RenderStyle::setBoxShadow(PassRefPtr<ShadowList> s) |
904 { | 906 { |
905 rareNonInheritedData.access()->m_boxShadow = s; | 907 rareNonInheritedData.access()->m_boxShadow = s; |
906 } | 908 } |
907 | 909 |
908 static RoundedRect::Radii calcRadiiFor(const BorderData& border, IntSize size, R
enderView* renderView) | 910 static RoundedRect::Radii calcRadiiFor(const BorderData& border, IntSize size) |
909 { | 911 { |
910 return RoundedRect::Radii( | 912 return RoundedRect::Radii( |
911 IntSize(valueForLength(border.topLeft().width(), size.width(), renderVie
w), | 913 IntSize(valueForLength(border.topLeft().width(), size.width()), |
912 valueForLength(border.topLeft().height(), size.height(), renderV
iew)), | 914 valueForLength(border.topLeft().height(), size.height())), |
913 IntSize(valueForLength(border.topRight().width(), size.width(), renderVi
ew), | 915 IntSize(valueForLength(border.topRight().width(), size.width()), |
914 valueForLength(border.topRight().height(), size.height(), render
View)), | 916 valueForLength(border.topRight().height(), size.height())), |
915 IntSize(valueForLength(border.bottomLeft().width(), size.width(), render
View), | 917 IntSize(valueForLength(border.bottomLeft().width(), size.width()), |
916 valueForLength(border.bottomLeft().height(), size.height(), rend
erView)), | 918 valueForLength(border.bottomLeft().height(), size.height())), |
917 IntSize(valueForLength(border.bottomRight().width(), size.width(), rende
rView), | 919 IntSize(valueForLength(border.bottomRight().width(), size.width()), |
918 valueForLength(border.bottomRight().height(), size.height(), ren
derView))); | 920 valueForLength(border.bottomRight().height(), size.height()))); |
919 } | 921 } |
920 | 922 |
921 static float calcConstraintScaleFor(const IntRect& rect, const RoundedRect::Radi
i& radii) | 923 static float calcConstraintScaleFor(const IntRect& rect, const RoundedRect::Radi
i& radii) |
922 { | 924 { |
923 // Constrain corner radii using CSS3 rules: | 925 // Constrain corner radii using CSS3 rules: |
924 // http://www.w3.org/TR/css3-background/#the-border-radius | 926 // http://www.w3.org/TR/css3-background/#the-border-radius |
925 | 927 |
926 float factor = 1; | 928 float factor = 1; |
927 unsigned radiiSum; | 929 unsigned radiiSum; |
928 | 930 |
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960 Color RenderStyle::color() const { return inherited->color; } | 962 Color RenderStyle::color() const { return inherited->color; } |
961 Color RenderStyle::visitedLinkColor() const { return inherited->visitedLinkColor
; } | 963 Color RenderStyle::visitedLinkColor() const { return inherited->visitedLinkColor
; } |
962 void RenderStyle::setColor(const Color& v) { SET_VAR(inherited, color, v); } | 964 void RenderStyle::setColor(const Color& v) { SET_VAR(inherited, color, v); } |
963 void RenderStyle::setVisitedLinkColor(const Color& v) { SET_VAR(inherited, visit
edLinkColor, v); } | 965 void RenderStyle::setVisitedLinkColor(const Color& v) { SET_VAR(inherited, visit
edLinkColor, v); } |
964 | 966 |
965 short RenderStyle::horizontalBorderSpacing() const { return inherited->horizonta
l_border_spacing; } | 967 short RenderStyle::horizontalBorderSpacing() const { return inherited->horizonta
l_border_spacing; } |
966 short RenderStyle::verticalBorderSpacing() const { return inherited->vertical_bo
rder_spacing; } | 968 short RenderStyle::verticalBorderSpacing() const { return inherited->vertical_bo
rder_spacing; } |
967 void RenderStyle::setHorizontalBorderSpacing(short v) { SET_VAR(inherited, horiz
ontal_border_spacing, v); } | 969 void RenderStyle::setHorizontalBorderSpacing(short v) { SET_VAR(inherited, horiz
ontal_border_spacing, v); } |
968 void RenderStyle::setVerticalBorderSpacing(short v) { SET_VAR(inherited, vertica
l_border_spacing, v); } | 970 void RenderStyle::setVerticalBorderSpacing(short v) { SET_VAR(inherited, vertica
l_border_spacing, v); } |
969 | 971 |
970 RoundedRect RenderStyle::getRoundedBorderFor(const LayoutRect& borderRect, Rende
rView* renderView, bool includeLogicalLeftEdge, bool includeLogicalRightEdge) co
nst | 972 RoundedRect RenderStyle::getRoundedBorderFor(const LayoutRect& borderRect, bool
includeLogicalLeftEdge, bool includeLogicalRightEdge) const |
971 { | 973 { |
972 IntRect snappedBorderRect(pixelSnappedIntRect(borderRect)); | 974 IntRect snappedBorderRect(pixelSnappedIntRect(borderRect)); |
973 RoundedRect roundedRect(snappedBorderRect); | 975 RoundedRect roundedRect(snappedBorderRect); |
974 if (hasBorderRadius()) { | 976 if (hasBorderRadius()) { |
975 RoundedRect::Radii radii = calcRadiiFor(surround->border, snappedBorderR
ect.size(), renderView); | 977 RoundedRect::Radii radii = calcRadiiFor(surround->border, snappedBorderR
ect.size()); |
976 radii.scale(calcConstraintScaleFor(snappedBorderRect, radii)); | 978 radii.scale(calcConstraintScaleFor(snappedBorderRect, radii)); |
977 roundedRect.includeLogicalEdges(radii, isHorizontalWritingMode(), includ
eLogicalLeftEdge, includeLogicalRightEdge); | 979 roundedRect.includeLogicalEdges(radii, isHorizontalWritingMode(), includ
eLogicalLeftEdge, includeLogicalRightEdge); |
978 } | 980 } |
979 return roundedRect; | 981 return roundedRect; |
980 } | 982 } |
981 | 983 |
982 RoundedRect RenderStyle::getRoundedInnerBorderFor(const LayoutRect& borderRect,
bool includeLogicalLeftEdge, bool includeLogicalRightEdge) const | 984 RoundedRect RenderStyle::getRoundedInnerBorderFor(const LayoutRect& borderRect,
bool includeLogicalLeftEdge, bool includeLogicalRightEdge) const |
983 { | 985 { |
984 bool horizontal = isHorizontalWritingMode(); | 986 bool horizontal = isHorizontalWritingMode(); |
985 | 987 |
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1210 // FIXME: Should consider scaling the fixed part of any calc expressions | 1212 // FIXME: Should consider scaling the fixed part of any calc expressions |
1211 // too, though this involves messily poking into CalcExpressionLength. | 1213 // too, though this involves messily poking into CalcExpressionLength. |
1212 float multiplier = textAutosizingMultiplier(); | 1214 float multiplier = textAutosizingMultiplier(); |
1213 if (multiplier > 1 && lh.isFixed()) | 1215 if (multiplier > 1 && lh.isFixed()) |
1214 return Length(TextAutosizer::computeAutosizedFontSize(lh.value(), multip
lier), Fixed); | 1216 return Length(TextAutosizer::computeAutosizedFontSize(lh.value(), multip
lier), Fixed); |
1215 | 1217 |
1216 return lh; | 1218 return lh; |
1217 } | 1219 } |
1218 void RenderStyle::setLineHeight(Length specifiedLineHeight) { SET_VAR(inherited,
line_height, specifiedLineHeight); } | 1220 void RenderStyle::setLineHeight(Length specifiedLineHeight) { SET_VAR(inherited,
line_height, specifiedLineHeight); } |
1219 | 1221 |
1220 int RenderStyle::computedLineHeight(RenderView* renderView) const | 1222 int RenderStyle::computedLineHeight() const |
1221 { | 1223 { |
1222 const Length& lh = lineHeight(); | 1224 const Length& lh = lineHeight(); |
1223 | 1225 |
1224 // Negative value means the line height is not set. Use the font's built-in
spacing. | 1226 // Negative value means the line height is not set. Use the font's built-in
spacing. |
1225 if (lh.isNegative()) | 1227 if (lh.isNegative()) |
1226 return fontMetrics().lineSpacing(); | 1228 return fontMetrics().lineSpacing(); |
1227 | 1229 |
1228 if (lh.isPercent()) | 1230 if (lh.isPercent()) |
1229 return minimumValueForLength(lh, fontSize()); | 1231 return minimumValueForLength(lh, fontSize()); |
1230 | 1232 |
1231 if (lh.isViewportPercentage()) | |
1232 return valueForLength(lh, 0, renderView); | |
1233 | |
1234 return lh.value(); | 1233 return lh.value(); |
1235 } | 1234 } |
1236 | 1235 |
1237 void RenderStyle::setWordSpacing(float v) { inherited.access()->font.setWordSpac
ing(v); } | 1236 void RenderStyle::setWordSpacing(float v) { inherited.access()->font.setWordSpac
ing(v); } |
1238 void RenderStyle::setLetterSpacing(float v) { inherited.access()->font.setLetter
Spacing(v); } | 1237 void RenderStyle::setLetterSpacing(float v) { inherited.access()->font.setLetter
Spacing(v); } |
1239 | 1238 |
1240 void RenderStyle::setFontSize(float size) | 1239 void RenderStyle::setFontSize(float size) |
1241 { | 1240 { |
1242 // size must be specifiedSize if Text Autosizing is enabled, but computedSiz
e if text | 1241 // size must be specifiedSize if Text Autosizing is enabled, but computedSiz
e if text |
1243 // zoom is enabled (if neither is enabled it's irrelevant as they're probabl
y the same). | 1242 // zoom is enabled (if neither is enabled it's irrelevant as they're probabl
y the same). |
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1603 } | 1602 } |
1604 | 1603 |
1605 void RenderStyle::setBorderImageOutset(const BorderImageLengthBox& outset) | 1604 void RenderStyle::setBorderImageOutset(const BorderImageLengthBox& outset) |
1606 { | 1605 { |
1607 if (surround->border.m_image.outset() == outset) | 1606 if (surround->border.m_image.outset() == outset) |
1608 return; | 1607 return; |
1609 surround.access()->border.m_image.setOutset(outset); | 1608 surround.access()->border.m_image.setOutset(outset); |
1610 } | 1609 } |
1611 | 1610 |
1612 } // namespace WebCore | 1611 } // namespace WebCore |
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