| /* |
| * Copyright (C) 2002, 2003 The Karbon Developers |
| * Copyright (C) 2006, 2007 Rob Buis <buis@kde.org> |
| * Copyright (C) 2013 Apple Inc. 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. |
| */ |
| |
| #ifndef SVGParserUtilities_h |
| #define SVGParserUtilities_h |
| |
| #include "core/html/parser/HTMLParserIdioms.h" |
| #include "core/svg/SVGTransform.h" |
| #include "platform/text/ParserUtilities.h" |
| #include "wtf/HashSet.h" |
| |
| typedef pair<unsigned, unsigned> UnicodeRange; |
| typedef Vector<UnicodeRange> UnicodeRanges; |
| |
| namespace blink { |
| |
| class FloatPoint; |
| |
| enum WhitespaceMode { |
| DisallowWhitespace = 0, |
| AllowLeadingWhitespace = 0x1, |
| AllowTrailingWhitespace = 0x2, |
| AllowLeadingAndTrailingWhitespace = AllowLeadingWhitespace | AllowTrailingWhitespace |
| }; |
| |
| template <typename CharType> |
| bool parseSVGNumber(CharType* ptr, size_t length, double& number); |
| bool parseNumber(const LChar*& ptr, const LChar* end, float& number, WhitespaceMode = AllowLeadingAndTrailingWhitespace); |
| bool parseNumber(const UChar*& ptr, const UChar* end, float& number, WhitespaceMode = AllowLeadingAndTrailingWhitespace); |
| bool parseNumberOptionalNumber(const String& s, float& h, float& v); |
| bool parseNumberOrPercentage(const String& s, float& number); |
| bool parseArcFlag(const LChar*& ptr, const LChar* end, bool& flag); |
| bool parseArcFlag(const UChar*& ptr, const UChar* end, bool& flag); |
| |
| template <typename CharType> |
| bool parseFloatPoint(const CharType*& current, const CharType* end, FloatPoint&); |
| template <typename CharType> |
| bool parseFloatPoint2(const CharType*& current, const CharType* end, FloatPoint&, FloatPoint&); |
| template <typename CharType> |
| bool parseFloatPoint3(const CharType*& current, const CharType* end, FloatPoint&, FloatPoint&, FloatPoint&); |
| |
| template <typename CharType> |
| inline bool skipOptionalSVGSpaces(const CharType*& ptr, const CharType* end) |
| { |
| while (ptr < end && isHTMLSpace<CharType>(*ptr)) |
| ptr++; |
| return ptr < end; |
| } |
| |
| template <typename CharType> |
| inline bool skipOptionalSVGSpacesOrDelimiter(const CharType*& ptr, const CharType* end, char delimiter = ',') |
| { |
| if (ptr < end && !isHTMLSpace<CharType>(*ptr) && *ptr != delimiter) |
| return false; |
| if (skipOptionalSVGSpaces(ptr, end)) { |
| if (ptr < end && *ptr == delimiter) { |
| ptr++; |
| skipOptionalSVGSpaces(ptr, end); |
| } |
| } |
| return ptr < end; |
| } |
| |
| Vector<String> parseDelimitedString(const String& input, const char seperator); |
| bool parseKerningUnicodeString(const String& input, UnicodeRanges&, HashSet<String>& stringList); |
| bool parseGlyphName(const String& input, HashSet<String>& values); |
| |
| template<typename CharType> |
| bool parseAndSkipTransformType(const CharType*& ptr, const CharType* end, SVGTransformType&); |
| SVGTransformType parseTransformType(const String&); |
| |
| } // namespace blink |
| |
| #endif // SVGParserUtilities_h |