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64c5420007
And all related CSS properties. And page transitions, whatever those are. And will-change. And page visibility. R=eseidel@chromium.org Review URL: https://codereview.chromium.org/1229273004 .
88 lines
3.5 KiB
C++
88 lines
3.5 KiB
C++
/*
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* (C) 1999-2003 Lars Knoll (knoll@kde.org)
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* Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
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* Copyright (C) 2013 Intel Corporation. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "gen/sky/core/StylePropertyShorthand.h"
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namespace blink {
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const StylePropertyShorthand& borderShorthandForParsing()
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{
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static const CSSPropertyID borderShorthandProperties[] = { CSSPropertyBorderWidth, CSSPropertyBorderStyle, CSSPropertyBorderColor };
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static const StylePropertyShorthand* propertiesForInitialization[] = {
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&borderWidthShorthand(),
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&borderStyleShorthand(),
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&borderColorShorthand(),
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};
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DEFINE_STATIC_LOCAL(StylePropertyShorthand, borderForParsingLonghands, (CSSPropertyBorder, borderShorthandProperties, propertiesForInitialization, WTF_ARRAY_LENGTH(borderShorthandProperties)));
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return borderForParsingLonghands;
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}
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// Returns an empty list if the property is not a shorthand, otherwise the list of longhands for parsing.
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const StylePropertyShorthand& parsingShorthandForProperty(CSSPropertyID propertyID)
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{
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switch (propertyID) {
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case CSSPropertyBorder:
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return borderShorthandForParsing();
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default:
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return shorthandForProperty(propertyID);
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}
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}
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bool isExpandedShorthand(CSSPropertyID id)
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{
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// The system fonts bypass the normal style resolution by using RenderTheme,
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// thus we need to special case it here. FIXME: This is a violation of CSS 3 Fonts
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// as we should still be able to change the longhands.
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// DON'T ADD ANY SHORTHAND HERE UNLESS IT ISN'T ALWAYS EXPANDED AT PARSE TIME (which is wrong).
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if (id == CSSPropertyFont)
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return false;
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return shorthandForProperty(id).length();
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}
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bool isExpandedShorthandForAll(CSSPropertyID propertyId)
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{
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// FIXME: isExpandedShorthand says "font" is not an expanded shorthand,
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// but font is expanded to font-family, font-size, and so on.
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// StylePropertySerializer::asText should not generate css text like
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// "font: initial; font-family: initial;...". To avoid this, we need to
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// treat "font" as an expanded shorthand.
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// And while applying "all" property, we cannot apply "font" property
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// directly. This causes ASSERT crash, because StyleBuilder assume that
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// all given properties are not expanded shorthands.
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// "marker" has the same issue.
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if (propertyId == CSSPropertyFont)
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return true;
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return shorthandForProperty(propertyId).length();
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}
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unsigned indexOfShorthandForLonghand(CSSPropertyID shorthandID, const Vector<StylePropertyShorthand, 4>& shorthands)
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{
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for (unsigned i = 0; i < shorthands.size(); ++i) {
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if (shorthands.at(i).id() == shorthandID)
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return i;
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}
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ASSERT_NOT_REACHED();
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return 0;
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}
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} // namespace blink
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