| /* |
| * 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" |
| |
| namespace blink { |
| |
| enum WhitespaceMode { |
| kDisallowWhitespace = 0, |
| kAllowLeadingWhitespace = 0x1, |
| kAllowTrailingWhitespace = 0x2, |
| kAllowLeadingAndTrailingWhitespace = |
| kAllowLeadingWhitespace | kAllowTrailingWhitespace |
| }; |
| |
| bool ParseNumber(const LChar*& ptr, |
| const LChar* end, |
| float& number, |
| WhitespaceMode = kAllowLeadingAndTrailingWhitespace); |
| bool ParseNumber(const UChar*& ptr, |
| const UChar* end, |
| float& number, |
| WhitespaceMode = kAllowLeadingAndTrailingWhitespace); |
| bool ParseNumberOptionalNumber(const String& s, float& h, float& v); |
| bool ParseArcFlag(const LChar*& ptr, const LChar* end, bool& flag); |
| bool ParseArcFlag(const UChar*& ptr, const UChar* end, bool& flag); |
| |
| 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; |
| } |
| |
| } // namespace blink |
| |
| #endif // SVGParserUtilities_h |
