glut_display.hxx

   1 //  $Id: glut_display.hxx,v 1.13 2003/07/28 21:03:22 grumbel Exp $
   2 //
   3 //  Construo - A wire-frame construction gamee
   4 //  Copyright (C) 2002 Ingo Ruhnke <grumbel@gmx.de>
   5 //
   6 //  This program is free software; you can redistribute it and/or
   7 //  modify it under the terms of the GNU General Public License
   8 //  as published by the Free Software Foundation; either version 2
   9 //  of the License, or (at your option) any later version.
  10 //
  11 //  This program is distributed in the hope that it will be useful,
  12 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 //  GNU General Public License for more details.
  15 //
  16 //  You should have received a copy of the GNU General Public License
  17 //  along with this program; if not, write to the Free Software
  18 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  19
  20 #ifndef HEADER_CONSTRUO_GLUT_DISPLAY_HXX
  21 #define HEADER_CONSTRUO_GLUT_DISPLAY_HXX
  22
  23 #include "root_graphic_context.hxx"
  24 #include "input_context.hxx"
  25
  26 /** */
  27 class GlutDisplay : public RootGraphicContext,
  28                     public InputContext
  29 {
  30 private:
  31   static GlutDisplay* instance_;
  32
  33   /** X-Position of the glut window, used in fullscreen to allow a
  34       restore */
  35   int window_x_pos;
  36
  37   /** Y-Position of the glut window, used in fullscreen to allow a
  38       restore */
  39   int window_y_pos;
  40
  41   /** Width of the window, used to restore after fullscreen */
  42   int window_width;
  43
  44   /** height of the window, used to restore after fullscreen */
  45   int window_height;
  46
  47   /** The actual size of the current screen/window */
  48   int width;
  49
  50   /** The actual size of the current screen/window */
  51   int height;
  52
  53   int mouse_x;
  54   int mouse_y;
  55
  56   bool block;
  57
  58   int update_display;
  59
  60   bool is_fullscreen;
  61 public:
  62   static GlutDisplay* instance () { return instance_; }
  63
  64   GlutDisplay (int w, int h, int fullscreen);
  65   virtual ~GlutDisplay();
  66
  67   void draw_lines (std::vector<Line>& lines, Color color, int wide = 0);
  68   void draw_line(float x1, float y1, float x2, float y2, Color color, int wide = 0);
  69   void draw_rect(float x1, float y1, float x2, float y2, Color color);
  70   void draw_fill_rect(float x1, float y1, float x2, float y2, Color color);
  71   void draw_circle(float x, float y, float r, Color color);
  72   void draw_circles(std::vector<Circle>& circles, Color color);
  73   void draw_fill_circle(float x, float y, float r, Color color);
  74   void draw_string(float x, float y, const std::string& str, Color color);
  75   void draw_string_centered(float x, float y, const std::string& str, Color color);
  76
  77   void clear ();
  78   void flip ();
  79   void flip (int x1, int y1, int x2, int y2);
  80
  81   bool get_fullscreen () { return is_fullscreen; }
  82
  83   int get_width()  { return width; }
  84   int get_height() { return height; }
  85
  86   bool get_key (int key);
  87   int  get_mouse_x ();
  88   int  get_mouse_y ();
  89
  90   void run();
  91   void set_cursor_real(CursorType);
  92   void reshape_func(int w, int h);
  93   void display_func ();
  94   void mouse_func (int button, int button_state, int x, int y);
  95   void idle_func ();
  96   void keyboard_func (unsigned char key, int x, int y);
  97   void special_func (int key, int x, int y);
  98   void mouse_motion_func (int x, int y);
  99
 100   void set_clip_rect (int x1, int y1, int x2, int y2);
 101
 102   void push_quick_draw();
 103   void pop_quick_draw();
 104
 105   void enter_fullscreen();
 106   void leave_fullscreen();
 107 private:
 108   GlutDisplay (const GlutDisplay&);
 109   GlutDisplay& operator= (const GlutDisplay&);
 110 };
 111
 112 #endif
 113
 114 /* EOF */