startTimer static method

void startTimer()

开始定时器*

Implementation

static void startTimer() async {
  stopTimer();
  Log.i(tag, "startTimer");

  Duration duration = const Duration(milliseconds: 1000);
  timer = Timer.periodic(duration, (timer) async {
      checkOnline();
      checkMonitorGroup();
      checkSpeakerView();
      checkLocation();
  });
}