mapnik/include/color.hpp

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2005-06-14 17:06:59 +02:00
/* This file is part of Mapnik (c++ mapping toolkit)
* Copyright (C) 2005 Artem Pavlenko
*
* Mapnik 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 2
* of the License, or any later version.
*
* This program 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
//$Id: color.hpp 39 2005-04-10 20:39:53Z pavlenko $
#ifndef COLOR_HPP
#define COLOR_HPP
namespace mapnik {
class Color
{
private:
int rgba_;
public:
Color()
:rgba_(0xffffffff) {}
Color(int red,int green,int blue)
: rgba_(0xff<<24 | (blue&0xff) << 16 | (green&0xff) << 8 | red&0xff) {}
explicit Color(int rgba)
: rgba_(rgba) {}
Color(const Color& rhs)
: rgba_(rhs.rgba_) {}
Color& operator=(const Color& rhs)
{
if (this==&rhs) return *this;
rgba_=rhs.rgba_;
return *this;
}
inline int blue() const
{
return (rgba_>>16)&0xff;
}
inline int green() const
{
return (rgba_>>8)&0xff;
}
inline int red() const
{
return rgba_&0xff;
}
inline int rgba() const
{
return rgba_;
}
static const Color White;
static const Color Black;
static const Color Gray;
static const Color Red;
static const Color Green;
static const Color Blue;
static const Color Yellow;
};
}
#endif //COLOR_HPP