| 1 | // Scintilla source code edit control |
| 2 | /** @file CharClassify.h |
| 3 | ** Character classifications used by Document and RESearch. |
| 4 | **/ |
| 5 | // Copyright 2006-2009 by Neil Hodgson <neilh@scintilla.org> |
| 6 | // The License.txt file describes the conditions under which this software may be distributed. |
| 7 | |
| 8 | #ifndef CHARCLASSIFY_H |
| 9 | #define CHARCLASSIFY_H |
| 10 | |
| 11 | namespace Scintilla::Internal { |
| 12 | |
| 13 | enum class CharacterClass : unsigned char { space, newLine, word, punctuation }; |
| 14 | |
| 15 | class CharClassify { |
| 16 | public: |
| 17 | CharClassify(); |
| 18 | |
| 19 | void SetDefaultCharClasses(bool includeWordClass); |
| 20 | void SetCharClasses(const unsigned char *chars, CharacterClass newCharClass); |
| 21 | int GetCharsOfClass(CharacterClass characterClass, unsigned char *buffer) const noexcept; |
| 22 | CharacterClass GetClass(unsigned char ch) const noexcept { return charClass[ch];} |
| 23 | bool IsWord(unsigned char ch) const noexcept { return charClass[ch] == CharacterClass::word;} |
| 24 | |
| 25 | private: |
| 26 | static constexpr int maxChar=256; |
| 27 | CharacterClass charClass[maxChar]; |
| 28 | }; |
| 29 | |
| 30 | } |
| 31 | |
| 32 | #endif |
| 33 | |