source/inputdevice.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 "inputdevice.h"
   9
  10 namespace Msp {
  11 namespace Input {
  12
  13 bool Device::get_button_state(unsigned btn) const
  14 {
  15         if(btn>buttons.size())
  16                 return false;
  17
  18         return buttons[btn];
  19 }
  20
  21 float Device::get_axis_value(unsigned axis) const
  22 {
  23         if(axis>axes.size())
  24                 return 0;
  25
  26         return axes[axis];
  27 }
  28
  29 void Device::set_button_state(unsigned btn, bool state, bool event)
  30 {
  31         if(btn>=buttons.size())
  32                 buttons.resize(btn+1, false);
  33
  34         if(state!=buttons[btn])
  35         {
  36                 buttons[btn]=state;
  37
  38                 if(event)
  39                 {
  40                         if(state)
  41                                 signal_button_press.emit(btn);
  42                         else
  43                                 signal_button_release.emit(btn);
  44                 }
  45         }
  46 }
  47
  48 void Device::set_axis_value(unsigned axis, float value, bool event)
  49 {
  50         if(axis>=axes.size())
  51                 axes.resize(axis+1, 0);
  52
  53         if(value!=axes[axis])
  54         {
  55                 float old=axes[axis];
  56                 axes[axis]=value;
  57
  58                 if(event)
  59                         signal_axis_motion.emit(axis, value, value-old);
  60         }
  61 }
  62
  63 } // namespace Input
  64 } // namespace Msp