function handle() {
    if (!_config2.default.is_touch_moving) {
      /*
      We increment the speed by .5 everytime we click
      the button to change the playback speed. Once we are
      actively playing back at 2, we start back at 1 which
      is normal speed.
      */
      switch (_config2.default.playback_speed) {
        case 1:
          _core2.default.setPlaybackSpeed(1.5);
          break;
        case 1.5:
          _core2.default.setPlaybackSpeed(2);
          break;
        case 2:
          _core2.default.setPlaybackSpeed(1);
          break;
      }

      /*
      Visually sync the playback speed.
      */
      _playbackSpeedElements2.default.sync();
    }
  }
Handles an event on the playback speed button

HANDLER FOR:       class="amplitude-playback-speed"

@access public