Package gaiasky.event

Class EventManager

java.lang.Object
gaiasky.event.EventManager
All Implemented Interfaces:
IObserver
public class EventManager extends Object implements IObserver

  • Field Details

    • instance

      public static final EventManager instance
      Singleton pattern

  • Constructor Details

    • EventManager

      public EventManager()

  • Method Details

    • publish

      public static void publish(Event event, Object source, Object... data)
      Register a new event to the default event manager instance with the given source and data.
      Parameters:
      event - The event.
      source - The source object, if any.
      data - The event data.

    • publishDelayed

      public static void publishDelayed(Event event, Object source, long delayMs, Object... data)
      Register a new delayed event in the default manager with the given type, data, delay and the default time frame. The default time frame can be changed using the event Event.EVENT_TIME_FRAME_CMD. The event will be passed along after the specified delay time [ms] in the given time frame has passed.
      Parameters:
      event - The event.
      source - The source object, if any.
      delayMs - Milliseconds of delay in the given time frame.
      data - The event data.

    • subscribe

      public void subscribe(IObserver observer, Event... events)
      Subscribe the given observer to the given event types.
      Parameters:
      observer - The observer to subscribe.
      events - The event types to subscribe to.

    • subscribe

      public void subscribe(IObserver listener, Event msg)
      Register a listener for the specified message code. Messages without an explicit receiver are broadcast to all its registered listeners.
      Parameters:
      msg - the message code
      listener - the listener to add

    • unsubscribe

      public void unsubscribe(IObserver listener, Event... events)

    • unsubscribe

      public void unsubscribe(IObserver listener, Event event)
      Unregister the specified listener for the specified message code.
      Parameters:
      event - The message code.
      listener - The listener to remove.

    • removeAllSubscriptions

      public void removeAllSubscriptions(IObserver... listeners)
      Unregister all the subscriptions of the given listeners.
      Parameters:
      listeners - The listeners to remove.

    • removeRadioSubscriptions

      public void removeRadioSubscriptions(com.badlogic.ashley.core.Entity entity)
      Remove all subscriptions of EntityRadio for the given entity.
      Parameters:
      entity - The entity.

    • clearAllSubscriptions

      public void clearAllSubscriptions()

    • post

      public void post(Event event, Object source)
      Register a new data-less event with the given source.
      Parameters:
      event - The event.
      source - The source object, if any.

    • post

      public void post(Event event, Object source, Object... data)
      Register a new event with the given source and with the given data.
      Parameters:
      event - The event.
      source - The source object, if any.
      data - The event data.

    • postDelayed

      public void postDelayed(Event event, Object source, long delayMs, Object... data)
      Register a new delayed event with the given type, data, delay and the default time frame. The default time frame can be changed using the event Event.EVENT_TIME_FRAME_CMD. The event will be passed along after the specified delay time [ms] in the given time frame has passed.
      Parameters:
      event - The event.
      source - The source object, if any.
      delayMs - Milliseconds of delay in the given time frame.
      data - The event data.

    • postDelayed

      public void postDelayed(Event event, Object source, long delayMs, EventManager.TimeFrame frame, Object... data)
      Register a new event with the given type, data, delay and time frame. The event will be passed along after the specified delay time [ms] in the given time frame has passed.
      Parameters:
      event - The event.
      source - The source object, if any.
      delayMs - Milliseconds of delay in the given time frame.
      frame - The time frame, either real time (user) or simulation time (simulation clock time).
      data - The event data.

    • dispatchDelayedMessages

      public void dispatchDelayedMessages()
      Dispatches any telegrams with a timestamp that has expired. Any dispatched telegrams are removed from the queue.

      This method must be called each time through the main loop.

    • hasSubscriptors

      public boolean hasSubscriptors(Event event)

    • isSubscribedTo

      public boolean isSubscribedTo(IObserver o, Event event)

    • notify

      public void notify(Event event, Object source, Object... data)
      Description copied from interface: IObserver
      Event notification call.
      Specified by:
      notify in interface IObserver
      Parameters:
      event - The event type.
      source - The source object, if any.
      data - The data associated with this event.