YColor.h

/*
  Copyright (C) 2000-2012 Novell, Inc
  This library is free software; you can redistribute it and/or modify
  it under the terms of the GNU Lesser General Public License as
  published by the Free Software Foundation; either version 2.1 of the
  License, or (at your option) version 3.0 of the License. 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 Lesser General Public
  License for more details. You should have received a copy of the GNU
  Lesser General Public License along with this library; if not, write
  to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
  Floor, Boston, MA 02110-1301 USA
*/
 
 
/*-/
 
  File:     YColor.h
 
  Author:   Stefan Hundhammer <shundhammer@suse.de>
 
/-*/
 
#ifndef YColor_h
#define YColor_h
 
typedef unsigned char uchar;
 

class YColor
{
public:
    YColor( uchar red, uchar green, uchar blue )
    : _red  ( red   )
    , _green( green )
    , _blue ( blue  )
    , _undef( false )
    {}

    YColor()
    : _red( 0 ), _green( 0 ), _blue( 0 )
    , _undef( true )
    {}

    uchar red()   const  { return _red;   }

    uchar green() const { return _green; }

    uchar blue()  const { return _blue;  }

    bool isUndefined()   const { return _undef; }

    bool isDefined() const { return ! _undef; }
 
private:
 
    uchar _red;
    uchar _green;
    uchar _blue;
 
    bool _undef;
};
 
 
#endif // YColor_h