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