source/input/hub.cpp

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