getDelta method

num getDelta()

Implementation

num getDelta() {
  num diff = 0;

  if (autoStart && !running) {
    start();
    return 0;
  }

  if (running) {
    var newTime = now();

    diff = (newTime - oldTime) / 1000;
    oldTime = newTime;

    elapsedTime += diff;
  }

  return diff;
}