source/libr2c2/sensor.h

   1 #ifndef LIBR2C2_SENSOR_H_
   2 #define LIBR2C2_SENSOR_H_
   3
   4 #include <sigc++/signal.h>
   5 #include <msp/time/timedelta.h>
   6
   7 namespace R2C2 {
   8
   9 class Layout;
  10
  11 class Sensor: public sigc::trackable
  12 {
  13 public:
  14         enum State
  15         {
  16                 INACTIVE,
  17                 MAYBE_INACTIVE,
  18                 MAYBE_ACTIVE,
  19                 ACTIVE
  20         };
  21
  22         sigc::signal<void, State> signal_state_changed;
  23
  24 protected:
  25         Layout &layout;
  26         unsigned address;
  27         State state;
  28         Msp::Time::TimeDelta state_confirm_timeout;
  29
  30         Sensor(Layout &);
  31 public:
  32         virtual ~Sensor();
  33
  34         unsigned get_address() const { return address; }
  35         State get_state() const { return state; }
  36
  37         void tick(const Msp::Time::TimeDelta &);
  38
  39 private:
  40         void event(unsigned, bool);
  41 };
  42
  43 } // namespace R2C2
  44
  45 #endif