src/shared/visualizer.h

   1 /* OpenGL container for drawing
   2 Copyright (C) 2005-2008, Jonathan Bachrach, Jacob Beal, and contributors
   3 listed in the AUTHORS file in the MIT Proto distribution's top directory.
   4
   5 This file is part of MIT Proto, and is distributed under the terms of
   6 the GNU General Public License, with a linking exception, as described
   7 in the file LICENSE in the MIT Proto distribution's top directory. */
   8
   9 #ifndef __VISUALIZER__
  10 #define __VISUALIZER__
  11
  12 #include "utils.h"
  13
  14 #include "drawing_primitives.h"
  15 #include "palette.h"
  16
  17 #ifdef WANT_GLUT
  18 #ifdef MACOSX
  19 #include <GLUT/glut.h>
  20 #else
  21 #include <GL/glut.h> // Linux, Windows
  22 #endif
  23 #endif // WANT_GLUT
  24
  25 extern Palette* palette; // current palette
  26
  27 class Visualizer : public EventConsumer {
  28   BOOL is_full_screen; // is the window in fullscreen mode?
  29   int window; // identifier for window
  30   flo aspect_ratio;
  31   Rect bounds; // area expected to be filled by computer
  32   int left,top; // screen location of window
  33   Palette* my_palette;
  34  public:
  35   int width,height; // pixel size of window
  36
  37  public:
  38   Visualizer(Args* args);
  39   ~Visualizer();
  40
  41   void set_bounds(Rect* r) {
  42     bounds.t=r->t; bounds.l=r->l; bounds.b=r->b; bounds.r=r->r; }
  43   void resize(int width, int height);
  44   BOOL handle_key(KeyEvent* key);
  45   BOOL handle_mouse(MouseEvent* mouse); // handle clicks and drags
  46   void visualize(); // visualizer's contribution to frame
  47
  48   void prepare_frame(); // start drawing a frame
  49   void view_3D(); // shift from 2D overlay to spatial computer drawing mode
  50   void end_3D(); // shift back to 2D overlay for final drawing
  51   void complete_frame(); // finish drawing a frame
  52
  53   // selection routines
  54   void start_select_3D(Rect* rgn, int max_names);
  55   void end_select_3D(int max_names, Population* result);
  56   void click_3d(int winx, int winy, double *pt);
  57 };
  58
  59 #endif // __VISUALIZER__