mapnik/include/line_aa.hh
2005-04-10 20:39:53 +00:00

46 lines
1.4 KiB
C++

/* 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.
*/
//$Id$
#ifndef LINE_AA_HH
#define LINE_AA_HH
#include "geometry.hh"
#include "graphics.hh"
#include "style.hh"
namespace mapnik
{
template <typename PixBuffer> class LineRasterizerAA
{
private:
PixBuffer* pixbuf_;
public:
LineRasterizerAA(PixBuffer& pixbuf)
:pixbuf_(&pixbuf) {}
template <typename Transform>
void render(const geometry_type& geom,const Color& c);
private:
LineRasterizerAA(const LineRasterizerAA&);
LineRasterizerAA& operator=(const LineRasterizerAA&);
void render_line(int x0,int y0,int x1,int y1,unsigned rgba);
};
}
#endif //LINE_AA_HH