source/designer/tool.cpp

   1 #include <sigc++/bind.h>
   2 #include <msp/input/keys.h>
   3 #include "designer.h"
   4 #include "tool.h"
   5
   6 using namespace Msp;
   7
   8 Tool::Tool(Designer &d, Input::Keyboard &keyboard, Input::Mouse &mouse):
   9         designer(d),
  10         shift_held(false),
  11         ctrl_held(false),
  12         done(false),
  13         accepted(false)
  14 {
  15         keyboard.signal_button_press.connect(sigc::bind_return(sigc::mem_fun(this, &Tool::key_press), false));
  16         keyboard.signal_button_release.connect(sigc::bind_return(sigc::mem_fun(this, &Tool::key_release), false));
  17         mouse.signal_button_press.connect(sigc::bind_return(sigc::mem_fun(this, &Tool::button_press), false));
  18         mouse.signal_button_release.connect(sigc::bind_return(sigc::mem_fun(this, &Tool::button_release), false));
  19         mouse.signal_axis_motion.connect(sigc::bind_return(sigc::mem_fun(this, &Tool::axis_motion), false));
  20
  21         pointer.x = mouse.get_axis_value(0);
  22         pointer.y = mouse.get_axis_value(1);
  23         ground_pointer = designer.map_pointer_to_ground(pointer);
  24 }
  25
  26 void Tool::set_status(const std::string &s)
  27 {
  28         status = s;
  29         signal_status.emit(status);
  30 }
  31
  32 void Tool::set_done(bool a)
  33 {
  34         accepted = a;
  35         done = true;
  36         signal_done.emit();
  37 }
  38
  39 void Tool::key_press(unsigned key)
  40 {
  41         if(key==Input::KEY_ESC)
  42                 set_done(false);
  43         else if(key==Input::KEY_SHIFT_L || key==Input::KEY_SHIFT_R)
  44                 shift_held = true;
  45         else if(key==Input::KEY_CTRL_L || key==Input::KEY_CTRL_R)
  46                 ctrl_held = true;
  47 }
  48
  49 void Tool::key_release(unsigned key)
  50 {
  51         if(key==Input::KEY_SHIFT_L || key==Input::KEY_SHIFT_R)
  52                 shift_held = false;
  53         else if(key==Input::KEY_CTRL_L || key==Input::KEY_CTRL_R)
  54                 ctrl_held = false;
  55 }
  56
  57 void Tool::button_press(unsigned btn)
  58 {
  59         if(btn==1)
  60         {
  61                 finish();
  62                 set_done(true);
  63         }
  64         else if(btn==3)
  65                 set_done(false);
  66 }
  67
  68 void Tool::axis_motion(unsigned axis, float value, float)
  69 {
  70         if(axis==0)
  71                 pointer.x = value;
  72         else if(axis==1)
  73                 pointer.y = value;
  74         ground_pointer = designer.map_pointer_to_ground(pointer);
  75
  76         pointer_motion();
  77 }