gelChar.h

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/*
Gel2D Game Engine - Cross-platform 2D gaming middleware
Copyright (C) 2011 Mark D. Procarione

Gel2D is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

Gel2D 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 General Public License for more details.
*/

#ifndef __GELCHAR_H__
#define __GELCHAR_H__

#include "gelNamespace.h"

namespace gel
{
        class GelChar
    {
        public:

            GelChar() { chr = '\0'; }


            GelChar( char ch ) { chr = ch; }


            bool isNull() const { return chr == 0; }


            bool isDigit() const;


            bool isLetter() const;


            bool isPrint() const;


            bool isPunct() const;

            bool isSpace() const;
            bool isSymbol() const;
            bool isCtrl() const;


            bool isUpper() const;


            bool isLower() const;


            GelChar toUpper() const;


            GelChar toLower() const;


            int toDigit() const;

            char toAscii() const { return chr; }

            GelChar &operator=( const char c )     { chr = c; return *this; }
            GelChar &operator=( const GelChar &ch ) { chr = ch.chr; return *this; }

            bool operator==( const GelChar &ch ) const { return chr == ch.chr; }
            bool operator!=( const GelChar &ch ) const { return chr != ch.chr; }
            bool operator<=( const GelChar &ch ) const { return chr <= ch.chr; }
            bool operator>=( const GelChar &ch ) const { return chr >= ch.chr; }
            bool operator< ( const GelChar &ch ) const { return chr < ch.chr; }
            bool operator> ( const GelChar &ch ) const { return chr > ch.chr; }

        private:
                        char chr;
    };


    class GelUChar
    {
        public:

            GelUChar() { chr = '\0'; }


            GelUChar( GELushort ch ) { chr = ch; }


            GelUChar( char ch ) { chr = ch; }

            GELushort toUnicode() const { return chr; }

            char toAscii() const { return chr > 0xff ? '\0' : (char)chr; }

            GelUChar &operator=( const char c )       { chr = c; return *this; }
            GelUChar &operator=( const GelUChar &ch ) { chr = ch.chr; return *this; }

            bool operator==( const GelUChar &ch ) const { return chr == ch.chr; }
            bool operator!=( const GelUChar &ch ) const { return chr != ch.chr; }
            bool operator<=( const GelUChar &ch ) const { return chr <= ch.chr; }
            bool operator>=( const GelUChar &ch ) const { return chr >= ch.chr; }
            bool operator< ( const GelUChar &ch ) const { return chr < ch.chr; }
            bool operator> ( const GelUChar &ch ) const { return chr > ch.chr; }

        private:
                        GELushort chr;
    };
}

#endif // __GELCHAR_H__