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author | Steve Block <steveblock@google.com> | 2011-05-06 11:45:16 +0100 |
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committer | Steve Block <steveblock@google.com> | 2011-05-12 13:44:10 +0100 |
commit | cad810f21b803229eb11403f9209855525a25d57 (patch) | |
tree | 29a6fd0279be608e0fe9ffe9841f722f0f4e4269 /Source/WebCore/svg/SVGParserUtilities.h | |
parent | 121b0cf4517156d0ac5111caf9830c51b69bae8f (diff) | |
download | external_webkit-cad810f21b803229eb11403f9209855525a25d57.zip external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.gz external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.bz2 |
Merge WebKit at r75315: Initial merge by git.
Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
Diffstat (limited to 'Source/WebCore/svg/SVGParserUtilities.h')
-rw-r--r-- | Source/WebCore/svg/SVGParserUtilities.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/Source/WebCore/svg/SVGParserUtilities.h b/Source/WebCore/svg/SVGParserUtilities.h new file mode 100644 index 0000000..da8ac1f --- /dev/null +++ b/Source/WebCore/svg/SVGParserUtilities.h @@ -0,0 +1,74 @@ +/* + * Copyright (C) 2002, 2003 The Karbon Developers + * Copyright (C) 2006, 2007 Rob Buis <buis@kde.org> + * + * 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 +#if ENABLE(SVG) + +#include "ParserUtilities.h" +#include <wtf/HashSet.h> + +typedef pair<unsigned, unsigned> UnicodeRange; +typedef Vector<UnicodeRange> UnicodeRanges; + +namespace WebCore { + +class SVGPointList; + +bool parseNumber(const UChar*& ptr, const UChar* end, float& number, bool skip = true); +bool parseNumberOptionalNumber(const String& s, float& h, float& v); +bool parseArcFlag(const UChar*& ptr, const UChar* end, bool& flag); + +// SVG allows several different whitespace characters: +// http://www.w3.org/TR/SVG/paths.html#PathDataBNF +inline bool isWhitespace(const UChar& c) +{ + return c == ' ' || c == '\t' || c == '\n' || c == '\r'; +} + +inline bool skipOptionalSpaces(const UChar*& ptr, const UChar* end) +{ + while (ptr < end && isWhitespace(*ptr)) + ptr++; + return ptr < end; +} + +inline bool skipOptionalSpacesOrDelimiter(const UChar*& ptr, const UChar* end, UChar delimiter = ',') +{ + if (ptr < end && !isWhitespace(*ptr) && *ptr != delimiter) + return false; + if (skipOptionalSpaces(ptr, end)) { + if (ptr < end && *ptr == delimiter) { + ptr++; + skipOptionalSpaces(ptr, end); + } + } + return ptr < end; +} + +bool pointsListFromSVGData(SVGPointList& pointsList, const String& points); +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); + +} // namespace WebCore + +#endif // ENABLE(SVG) +#endif // SVGParserUtilities_h |