source/root.cpp

   1 #include "root.h"
   2
   3 namespace Msp {
   4 namespace GLtk {
   5
   6 Root::Root(Resources &r, Window &w):
   7         Panel(r),
   8         window(w)
   9 {
  10         set_geometry(Geometry(0, 0, window.get_width(), window.get_height()));
  11
  12         update_style();
  13
  14         window.signal_button_press.connect(sigc::mem_fun(this, &Root::button_press_event));
  15         window.signal_button_release.connect(sigc::mem_fun(this, &Root::button_release_event));
  16         window.signal_pointer_motion.connect(sigc::mem_fun(this, &Root::pointer_motion_event));
  17 }
  18
  19 void Root::button_press_event(int x, int y, unsigned btn, unsigned)
  20 {
  21         translate_coords(x, y);
  22         button_press(x, y, btn);
  23 }
  24
  25 void Root::button_release_event(int x, int y, unsigned btn, unsigned)
  26 {
  27         translate_coords(x, y);
  28         button_release(x, y, btn);
  29 }
  30
  31 void Root::pointer_motion_event(int x, int y)
  32 {
  33         translate_coords(x, y);
  34         pointer_motion(x, y);
  35 }
  36
  37 void Root::translate_coords(int &x, int &y)
  38 {
  39         x=x*geom.w/window.get_width();
  40         y=geom.h-1-y*geom.h/window.get_height();
  41 }
  42
  43 } // namespace GLtk
  44 } // namespace Msp