source/input/hub.cpp

   1 #include <stdexcept>
   2 #include <sigc++/bind.h>
   3 #include <sigc++/bind_return.h>
   4 #include <msp/core/hash.h>
   5 #include <msp/core/maputils.h>
   6 #include "hub.h"
   7
   8 using namespace std;
   9
  10 namespace Msp {
  11 namespace Input {
  12
  13 Hub::Hub():
  14         Device(UNSPECIFIED)
  15 {
  16         name = "Hub";
  17 }
  18
  19 void Hub::attach(Device &dev)
  20 {
  21         unsigned index = devices.size();
  22         devices.push_back(&dev);
  23         dev.signal_button_press.connect(sigc::bind_return(sigc::bind(sigc::mem_fun(this, &Hub::button_press), index), false));
  24         dev.signal_button_release.connect(sigc::bind_return(sigc::bind(sigc::mem_fun(this, &Hub::button_release), index), false));
  25         dev.signal_axis_motion.connect(sigc::bind_return(sigc::bind(sigc::mem_fun(this, &Hub::axis_motion), index), false));
  26 }
  27
  28 std::string Hub::get_button_name(unsigned btn) const
  29 {
  30         unsigned dev_index = btn>>8;
  31         if(dev_index>=devices.size())
  32                 throw out_of_range("Hub::get_button_name");
  33
  34         const Device &dev = *devices[dev_index];
  35         return dev.get_name()+": "+dev.get_button_name(btn&0xFF);
  36 }
  37
  38 std::string Hub::get_axis_name(unsigned axis) const
  39 {
  40         unsigned dev_index = axis>>8;
  41         if(dev_index>=devices.size())
  42                 throw out_of_range("Hub::get_axis_name");
  43
  44         const Device &dev = *devices[dev_index];
  45         return dev.get_name()+": "+dev.get_axis_name(axis&0xFF);
  46 }
  47
  48 void Hub::button_press(unsigned btn, unsigned index)
  49 {
  50         if(btn<0x100)
  51                 set_button_state((index<<8) | btn, true, true);
  52 }
  53
  54 void Hub::button_release(unsigned btn, unsigned index)
  55 {
  56         if(btn<0x100)
  57                 set_button_state((index<<8) | btn, false, true);
  58 }
  59
  60 void Hub::axis_motion(unsigned axis, float value, float, unsigned index)
  61 {
  62         if(axis<0x100)
  63                 set_axis_value((index<<8) | axis, value, true);
  64 }
  65
  66 } // namespace Input
  67 } // namespace Msp