| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SKY_ENGINE_CORE_CSS_PARSER_MEDIAQUERYTOKENIZER_H_ |
| #define SKY_ENGINE_CORE_CSS_PARSER_MEDIAQUERYTOKENIZER_H_ |
| |
| #include <climits> |
| #include "sky/engine/core/css/parser/MediaQueryToken.h" |
| #include "sky/engine/wtf/text/WTFString.h" |
| |
| namespace blink { |
| |
| class MediaQueryInputStream; |
| |
| class MediaQueryTokenizer { |
| WTF_MAKE_NONCOPYABLE(MediaQueryTokenizer); |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| static void tokenize(String, Vector<MediaQueryToken>&); |
| private: |
| MediaQueryTokenizer(MediaQueryInputStream&); |
| |
| MediaQueryToken nextToken(); |
| |
| UChar consume(); |
| void consume(unsigned); |
| void reconsume(UChar); |
| |
| MediaQueryToken consumeNumericToken(); |
| MediaQueryToken consumeIdentLikeToken(); |
| MediaQueryToken consumeNumber(); |
| MediaQueryToken consumeStringTokenUntil(UChar); |
| |
| void consumeUntilNonWhitespace(); |
| bool consumeUntilCommentEndFound(); |
| |
| bool consumeIfNext(UChar); |
| String consumeName(); |
| UChar consumeEscape(); |
| |
| bool nextTwoCharsAreValidEscape(); |
| bool nextCharsAreNumber(UChar); |
| bool nextCharsAreNumber(); |
| bool nextCharsAreIdentifier(UChar); |
| bool nextCharsAreIdentifier(); |
| MediaQueryToken blockStart(MediaQueryTokenType); |
| MediaQueryToken blockStart(MediaQueryTokenType blockType, MediaQueryTokenType, String); |
| MediaQueryToken blockEnd(MediaQueryTokenType, MediaQueryTokenType startType); |
| |
| typedef MediaQueryToken (MediaQueryTokenizer::*CodePoint)(UChar); |
| |
| static const CodePoint codePoints[]; |
| Vector<MediaQueryTokenType> m_blockStack; |
| |
| MediaQueryToken whiteSpace(UChar); |
| MediaQueryToken leftParenthesis(UChar); |
| MediaQueryToken rightParenthesis(UChar); |
| MediaQueryToken leftBracket(UChar); |
| MediaQueryToken rightBracket(UChar); |
| MediaQueryToken leftBrace(UChar); |
| MediaQueryToken rightBrace(UChar); |
| MediaQueryToken plusOrFullStop(UChar); |
| MediaQueryToken comma(UChar); |
| MediaQueryToken hyphenMinus(UChar); |
| MediaQueryToken asterisk(UChar); |
| MediaQueryToken solidus(UChar); |
| MediaQueryToken colon(UChar); |
| MediaQueryToken semiColon(UChar); |
| MediaQueryToken reverseSolidus(UChar); |
| MediaQueryToken asciiDigit(UChar); |
| MediaQueryToken nameStart(UChar); |
| MediaQueryToken stringStart(UChar); |
| MediaQueryToken endOfFile(UChar); |
| |
| MediaQueryInputStream& m_input; |
| }; |
| |
| |
| |
| } // namespace blink |
| |
| #endif // SKY_ENGINE_CORE_CSS_PARSER_MEDIAQUERYTOKENIZER_H_ |