source/libr2c2/clock.cpp

   1 #include "clock.h"
   2
   3 using namespace Msp;
   4
   5 namespace R2C2 {
   6
   7 Clock::Clock():
   8         rate(1)
   9 { }
  10
  11 void Clock::set_rate(float s)
  12 {
  13         rate = s;
  14 }
  15
  16 void Clock::set_current_time(const Time::TimeDelta &t)
  17 {
  18         current_time = t;
  19 }
  20
  21 void Clock::tick(const Time::TimeDelta &dt)
  22 {
  23         unsigned prev_minute = current_time/Time::min;
  24         current_time += dt*rate;
  25         if(current_time>=Time::day)
  26                 current_time -= Time::day;
  27         unsigned minute = current_time/Time::min;
  28         if(minute!=prev_minute)
  29                 signal_minute.emit();
  30 }
  31
  32 } // namespace R2C2