#include "wattlight.h"

Wattlight::Wattlight () {
  count = 0;
  haveold = false;
  avgus = 0;
}
unsigned int Wattlight::pulses () {
  unsigned int result;
  noInterrupts();
  result = count;
  interrupts();
  return result;
}
void Wattlight::readout () {
  noInterrupts();
  if (count) {
      avgus = (us-oldus)/count;
      oldus = us;
      oldcount = count;
      count = 0;
  } else {
    if (avgus && haveold) {
      unsigned long newavg = micros()-oldus;
      if (newavg>avgus) avgus = newavg;
    }
    oldcount = 0;
  }
  interrupts();
}