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/*
* Copyright (C) 2003 Lars Knoll (knoll@kde.org)
* Copyright (C) 2004 - 2021 Apple Inc. All rights reserved.
* Copyright (C) 2008 Eric Seidel <eric@webkit.org>
* Copyright (C) 2009 - 2010 Torch Mobile (Beijing) Co. Ltd. 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.
*/
#pragma once
#include "CSSParserTokenRange.h"
#include "CSSPropertyParserHelpers.h"
#include "CSSPropertyParserWorkerSafe.h"
#include "StyleRule.h"
#include <wtf/text/StringView.h>
namespace WebCore {
class CSSProperty;
class CSSValue;
class CSSValueList;
class StylePropertyShorthand;
class StyleSheetContents;
namespace Style {
class BuilderState;
}
// Inputs: PropertyID, isImportant bool, CSSParserTokenRange.
// Outputs: Vector of CSSProperties
class CSSPropertyParser {
WTF_MAKE_NONCOPYABLE(CSSPropertyParser);
public:
static bool parseValue(CSSPropertyID, bool important,
const CSSParserTokenRange&, const CSSParserContext&,
Vector<CSSProperty, 256>&, StyleRuleType);
// Parses a non-shorthand CSS property
static RefPtr<CSSValue> parseSingleValue(CSSPropertyID, const CSSParserTokenRange&, const CSSParserContext&);
static bool canParseTypedCustomPropertyValue(const String& syntax, const CSSParserTokenRange&, const CSSParserContext&);
static RefPtr<CSSCustomPropertyValue> parseTypedCustomPropertyValue(const AtomString& name, const String& syntax, const CSSParserTokenRange&, const Style::BuilderState&, const CSSParserContext&);
static void collectParsedCustomPropertyValueDependencies(const String& syntax, bool isRoot, HashSet<CSSPropertyID>& dependencies, const CSSParserTokenRange&, const CSSParserContext&);
static RefPtr<CSSValue> parseCounterStyleDescriptor(CSSPropertyID, CSSParserTokenRange&, const CSSParserContext&);
private:
CSSPropertyParser(const CSSParserTokenRange&, const CSSParserContext&, Vector<CSSProperty, 256>*, bool consumeWhitespace = true);
// FIXME: Rename once the CSSParserValue-based parseValue is removed
bool parseValueStart(CSSPropertyID, bool important);
bool consumeCSSWideKeyword(CSSPropertyID, bool important);
RefPtr<CSSValue> parseSingleValue(CSSPropertyID, CSSPropertyID = CSSPropertyInvalid);
bool canParseTypedCustomPropertyValue(const String& syntax);
RefPtr<CSSCustomPropertyValue> parseTypedCustomPropertyValue(const AtomString& name, const String& syntax, const Style::BuilderState&);
void collectParsedCustomPropertyValueDependencies(const String& syntax, bool isRoot, HashSet<CSSPropertyID>& dependencies);
bool inQuirksMode() const { return m_context.mode == HTMLQuirksMode; }
bool parseViewportDescriptor(CSSPropertyID propId, bool important);
bool parseFontFaceDescriptor(CSSPropertyID);
bool parseFontPaletteValuesDescriptor(CSSPropertyID);
bool parseCounterStyleDescriptor(CSSPropertyID, const CSSParserContext&);
bool parseKeyframeDescriptor(CSSPropertyID, bool important);
void addProperty(CSSPropertyID, CSSPropertyID, Ref<CSSValue>&&, bool important, bool implicit = false);
void addPropertyWithImplicitDefault(CSSPropertyID, CSSPropertyID, RefPtr<CSSValue>&&, Ref<CSSValue>&& implicitDefault, bool important);
void addExpandedPropertyForValue(CSSPropertyID propId, Ref<CSSValue>&&, bool);
bool consumeBorder(RefPtr<CSSValue>& width, RefPtr<CSSValue>& style, RefPtr<CSSValue>& color);
bool parseShorthand(CSSPropertyID, bool important);
bool consumeShorthandGreedily(const StylePropertyShorthand&, bool important);
bool consume2ValueShorthand(const StylePropertyShorthand&, bool important);
bool consume4ValueShorthand(const StylePropertyShorthand&, bool important);
// Legacy parsing allows <string>s for animation-name
bool consumeAnimationShorthand(const StylePropertyShorthand&, bool important);
bool consumeBackgroundShorthand(const StylePropertyShorthand&, bool important);
bool consumeOverflowShorthand(bool important);
bool consumeColumns(bool important);
bool consumeGridItemPositionShorthand(CSSPropertyID, bool important);
bool consumeGridTemplateRowsAndAreasAndColumns(CSSPropertyID, bool important);
bool consumeGridTemplateShorthand(CSSPropertyID, bool important);
bool consumeGridShorthand(bool important);
bool consumeGridAreaShorthand(bool important);
bool consumePlaceContentShorthand(bool important);
bool consumePlaceItemsShorthand(bool important);
bool consumePlaceSelfShorthand(bool important);
bool consumeFont(bool important);
bool consumeTextDecorationSkip(bool important);
bool consumeFontVariantShorthand(bool important);
bool consumeSystemFont(bool important);
bool consumeBorderSpacing(bool important);
// CSS3 Parsing Routines (for properties specific to CSS3)
bool consumeBorderImage(CSSPropertyID, bool important);
bool consumeFlex(bool important);
bool consumeLegacyBreakProperty(CSSPropertyID, bool important);
bool consumeLegacyTextOrientation(bool important);
bool consumeTransformOrigin(bool important);
bool consumePerspectiveOrigin(bool important);
bool consumePrefixedPerspective(bool important);
bool consumeOffset(bool important);
bool consumeListStyleShorthand(bool important);
bool consumeOverscrollBehaviorShorthand(bool important);
bool consumeContainerShorthand(bool important);
bool consumeContainIntrinsicSizeShorthand(bool important);
private:
// Inputs:
CSSParserTokenRange m_range;
const CSSParserContext& m_context;
// Outputs:
Vector<CSSProperty, 256>* m_parsedProperties;
};
CSSPropertyID cssPropertyID(StringView);
WEBCORE_EXPORT CSSValueID cssValueKeywordID(StringView);
bool isCustomPropertyName(const String&);
} // namespace WebCore
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