mono_drawer.h

00001 
00002 /***************************************************************************
00003  *  mono_drawer.h - Drawer allows to draw arbitrarily in a buffer
00004  *
00005  *  Generated: Wed Feb 08 20:30:00 2006
00006  *  Copyright  2005-2007  Tim Niemueller [www.niemueller.de]
00007  *             2010  Bahram Maleki-Fard
00008  *
00009  ****************************************************************************/
00010 
00011 /*  This program is free software; you can redistribute it and/or modify
00012  *  it under the terms of the GNU General Public License as published by
00013  *  the Free Software Foundation; either version 2 of the License, or
00014  *  (at your option) any later version. A runtime exception applies to
00015  *  this software (see LICENSE.GPL_WRE file mentioned below for details).
00016  *
00017  *  This program is distributed in the hope that it will be useful,
00018  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00019  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00020  *  GNU Library General Public License for more details.
00021  *
00022  *  Read the full text in the LICENSE.GPL_WRE file in the doc directory.
00023  */
00024 
00025 #ifndef __FIREVISION_FVUTILS_MONO_DRAWER_H_
00026 #define __FIREVISION_FVUTILS_MONO_DRAWER_H_
00027 
00028 #include <fvutils/color/yuv.h>
00029 
00030 namespace firevision {
00031 #if 0 /* just to make Emacs auto-indent happy */
00032 }
00033 #endif
00034 
00035 class MonoDrawer {
00036 
00037  public:
00038   MonoDrawer();
00039   ~MonoDrawer();
00040 
00041   void draw_circle(int center_x, int center_y, unsigned int radius);
00042 
00043   void draw_rectangle(unsigned int x, unsigned int y,
00044                      unsigned int w, unsigned int h);
00045 
00046   void draw_rectangle_inverted(unsigned int x, unsigned int y,
00047                              unsigned int w, unsigned int h);
00048 
00049   void draw_point(unsigned int x, unsigned int y);
00050   void draw_line(unsigned int x_start, unsigned int y_start,
00051                 unsigned int x_end, unsigned int y_end);
00052   void draw_cross(unsigned int x_center, unsigned int y_center, unsigned int width);
00053 
00054   void set_buffer(unsigned char *buffer,
00055                  unsigned int width, unsigned int height);
00056 
00057   void set_brightness(unsigned char b);
00058   void set_overlap(bool o);
00059 
00060  private:
00061   unsigned char  *__buffer;
00062   unsigned int    __width;
00063   unsigned int    __height;
00064   unsigned char   __brightness;
00065   bool            __overlap;
00066 
00067 };
00068 
00069 } // end namespace firevision
00070 
00071 #endif