javascript
//RTMCore
importPackage(Packages.jp.ngt.rtm);

function getChime(entity) {
  var TrainStateType =
Packages.jp.ngt.rtm.entity.train.util.TrainState.TrainStateType;
  var index = entity.getVehicleState(TrainStateType.Announcement);
  var modelset = entity.getResourceState().getResourceSet();
  if (modelset == null) return null;
  var sa0 = modelset.getConfig().sound_Announcement;
  if (sa0 != null && index >= 0 && index < sa0.length) {
    return sa0[index][1];
  }
  return null;
}

function playchime(entity) {
  var chime = getCurrentChimeName(entity);
  if (!chime) return;
  RTMCore.proxy.playSound(entity, chime, 1.0, 1.0);
}