roidraw.h

00001 
00002 /***************************************************************************
00003  *  roidraw.h - Header of ROI draw filter
00004  *
00005  *  Created: Thu Jul 14 15:59:22 2005
00006  *  Copyright  2005-2007  Tim Niemueller [www.niemueller.de]
00007  *
00008  ****************************************************************************/
00009 
00010 /*  This program is free software; you can redistribute it and/or modify
00011  *  it under the terms of the GNU General Public License as published by
00012  *  the Free Software Foundation; either version 2 of the License, or
00013  *  (at your option) any later version. A runtime exception applies to
00014  *  this software (see LICENSE.GPL_WRE file mentioned below for details).
00015  *
00016  *  This program is distributed in the hope that it will be useful,
00017  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00018  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00019  *  GNU Library General Public License for more details.
00020  *
00021  *  Read the full text in the LICENSE.GPL_WRE file in the doc directory.
00022  */
00023 
00024 #ifndef __FIREVISION_FILTER_ROIDRAW_H_
00025 #define __FIREVISION_FILTER_ROIDRAW_H_
00026 
00027 #include <filters/filter.h>
00028 #include <list>
00029 
00030 namespace firevision {
00031 #if 0 /* just to make Emacs auto-indent happy */
00032 }
00033 #endif
00034 
00035 class ROI;
00036 class Drawer;
00037 
00038 class FilterROIDraw : public Filter
00039 {
00040  public: // Typedefs
00041   /** Defines the possible border styles to display a ROI */
00042   typedef enum {
00043     INVERTED,    /**< Displays border with inverted Y-value */
00044     DASHED_HINT  /**< Displays border dashed black and color of hint*/
00045   } border_style_t;
00046 
00047  public:
00048   FilterROIDraw(const std::list<ROI> *rois = 0, border_style_t style = INVERTED);
00049   virtual ~FilterROIDraw();
00050 
00051   virtual void apply();
00052 
00053   void set_rois(const std::list<ROI> *rois);
00054   void set_style(border_style_t style);
00055 
00056  private:
00057   void draw_roi(const ROI *roi);
00058 
00059   const std::list<ROI> *__rois;
00060   Drawer *__drawer;
00061   border_style_t __border_style;
00062 };
00063 
00064 } // end namespace firevision
00065 
00066 #endif