source/root.cpp

   1 /* $Id$
   2
   3 This file is part of libmspgltk
   4 Copyright © 2007-2009  Mikko Rasa, Mikkosoft Productions
   5 Distributed under the LGPL
   6 */
   7
   8 #include <msp/input/keys.h>
   9 #include "root.h"
  10
  11 namespace Msp {
  12 namespace GLtk {
  13
  14 Root::Root(const Resources &r, Graphics::Window &w):
  15         Widget(r),
  16         Panel(r),
  17         window(w)
  18 {
  19         set_geometry(Geometry(0, 0, window.get_width(), window.get_height()));
  20
  21         update_style();
  22
  23         window.signal_button_press.connect(sigc::mem_fun(this, &Root::button_press_event));
  24         window.signal_button_release.connect(sigc::mem_fun(this, &Root::button_release_event));
  25         window.signal_pointer_motion.connect(sigc::mem_fun(this, &Root::pointer_motion_event));
  26         window.signal_key_press.connect(sigc::mem_fun(this, &Root::key_press_event));
  27         window.signal_key_release.connect(sigc::mem_fun(this, &Root::key_release_event));
  28 }
  29
  30 void Root::button_press_event(int x, int y, unsigned btn, unsigned)
  31 {
  32         if(visible)
  33         {
  34                 translate_coords(x, y);
  35                 button_press(x, y, btn);
  36         }
  37 }
  38
  39 void Root::button_release_event(int x, int y, unsigned btn, unsigned)
  40 {
  41         if(visible)
  42         {
  43                 translate_coords(x, y);
  44                 button_release(x, y, btn);
  45         }
  46 }
  47
  48 void Root::pointer_motion_event(int x, int y)
  49 {
  50         if(visible)
  51         {
  52                 translate_coords(x, y);
  53                 pointer_motion(x, y);
  54         }
  55 }
  56
  57 void Root::key_press_event(unsigned key, unsigned mod, wchar_t ch)
  58 {
  59         if(visible)
  60                 key_press(Input::key_from_sys(key), mod, ch);
  61 }
  62
  63 void Root::key_release_event(unsigned key, unsigned mod)
  64 {
  65         if(visible)
  66                 key_release(Input::key_from_sys(key), mod);
  67 }
  68
  69 void Root::translate_coords(int &x, int &y)
  70 {
  71         x=x*geom.w/window.get_width();
  72         y=geom.h-1-y*geom.h/window.get_height();
  73 }
  74
  75 } // namespace GLtk
  76 } // namespace Msp