CharClassify.h

Go to the documentation of this file.

// Scintilla source code edit control
/** @file CharClassify.h
 ** Character classifications used by Document and RESearch.
 **/
// Copyright 2006-2009 by Neil Hodgson <neilh@scintilla.org>
// The License.txt file describes the conditions under which this software may be distributed.
 
#ifndef CHARCLASSIFY_H
#define CHARCLASSIFY_H
 
namespace Scintilla {
 
class CharClassify {
public:
    CharClassify();
 
    enum cc { ccSpace, ccNewLine, ccWord, ccPunctuation };
    void SetDefaultCharClasses(bool includeWordClass);
    void SetCharClasses(const unsigned char *chars, cc newCharClass);
    int GetCharsOfClass(cc characterClass, unsigned char *buffer) const noexcept;
    cc GetClass(unsigned char ch) const noexcept { return static_cast<cc>(charClass[ch]);}
    bool IsWord(unsigned char ch) const noexcept { return static_cast<cc>(charClass[ch]) == ccWord;}
 
private:
    enum { maxChar=256 };
    unsigned char charClass[maxChar];    // not type cc to save space
};
 
}
 
#endif