source/input/hub.cpp

   1 /* $Id$
   2
   3 This file is part of libmspgbase
   4 Copyright © 2007 Mikko Rasa, Mikkosoft Productions
   5 Distributed under the LGPL
   6 */
   7
   8 #include <sigc++/bind.h>
   9 #include <msp/core/except.h>
  10 #include "hub.h"
  11
  12 namespace Msp {
  13 namespace Input {
  14
  15 Hub::Hub()
  16 {
  17         name="Hub";
  18 }
  19
  20 unsigned Hub::attach(Device &dev)
  21 {
  22         unsigned index=devices.size();
  23         devices.push_back(&dev);
  24         dev.signal_button_press.connect(sigc::bind(sigc::mem_fun(this, &Hub::button_press), index));
  25         dev.signal_button_release.connect(sigc::bind(sigc::mem_fun(this, &Hub::button_release), index));
  26         dev.signal_axis_motion.connect(sigc::bind(sigc::mem_fun(this, &Hub::axis_motion), index));
  27         return index;
  28 }
  29
  30 std::string Hub::get_button_name(unsigned btn) const
  31 {
  32         unsigned dev_index=btn>>12;
  33         if(dev_index>devices.size())
  34                 throw InvalidParameterValue("Button does not exist");
  35
  36         const Device &dev=*devices[dev_index];
  37         return dev.get_name()+": "+dev.get_button_name(btn&0xFFF);
  38 }
  39
  40 void Hub::button_press(unsigned btn, unsigned index)
  41 {
  42         set_button_state(index<<12 | btn&0xFFF, true, true);
  43 }
  44
  45 void Hub::button_release(unsigned btn, unsigned index)
  46 {
  47         set_button_state(index<<12 | btn&0xFFF, false, true);
  48 }
  49
  50 void Hub::axis_motion(unsigned axis, float value, float, unsigned index)
  51 {
  52         set_axis_value(index<<12 | axis&0xFFF, value, true);
  53 }
  54
  55 } // namespace Input
  56 } // namespace Msp