Source/core/css/StylePropertyShorthandCustom.cpp

/*
 * (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 "config.h"
#include "StylePropertyShorthand.h"

namespace WebCore {

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;
}

const StylePropertyShorthand& webkitAnimationShorthandForParsing()
{
    // When we parse the animation shorthand we need to look for animation-name
    // last because otherwise it might match against the keywords for fill mode,
    // timing functions and infinite iteration. This means that animation names
    // that are the same as keywords (e.g. 'forwards') won't always match in the
    // shorthand. In that case the authors should be using longhands (or
    // reconsidering their approach). This is covered by the animations spec
    // bug: https://www.w3.org/Bugs/Public/show_bug.cgi?id=14790
    // And in the spec (editor's draft) at:
    // http://dev.w3.org/csswg/css3-animations/#animation-shorthand-property
    static const CSSPropertyID animationPropertiesForParsing[] = {
        CSSPropertyWebkitAnimationDuration,
        CSSPropertyWebkitAnimationTimingFunction,
        CSSPropertyWebkitAnimationDelay,
        CSSPropertyWebkitAnimationIterationCount,
        CSSPropertyWebkitAnimationDirection,
        CSSPropertyWebkitAnimationFillMode,
        CSSPropertyWebkitAnimationName
    };
    DEFINE_STATIC_LOCAL(StylePropertyShorthand, webkitAnimationLonghandsForParsing, (CSSPropertyWebkitAnimation, animationPropertiesForParsing, WTF_ARRAY_LENGTH(animationPropertiesForParsing)));
    return webkitAnimationLonghandsForParsing;
}

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();
}

unsigned indexOfShorthandForLonghand(CSSPropertyID shorthandID, const Vector<StylePropertyShorthand>& shorthands)
{
    for (unsigned i = 0; i < shorthands.size(); ++i) {
        if (shorthands.at(i).id() == shorthandID)
            return i;
    }
    ASSERT_NOT_REACHED();
    return 0;
}

} // namespace WebCore