Class ZoomSupport

  extended by java.util.concurrent.CopyOnWriteArrayList<E>
      extended by com.bbn.openmap.event.ListenerSupport<ZoomListener>
          extended by com.bbn.openmap.event.ZoomSupport
All Implemented Interfaces:, java.lang.Cloneable, java.lang.Iterable<ZoomListener>, java.util.Collection<ZoomListener>, java.util.List<ZoomListener>, java.util.RandomAccess

public class ZoomSupport
extends ListenerSupport<ZoomListener>

This is a utility class that can be used by beans that need support for handling ZoomListeners and firing ZoomEvents. You can use an instance of this class as a member field of your bean and delegate work to it.

See Also:
Serialized Form

Field Summary
Fields inherited from class com.bbn.openmap.event.ListenerSupport
Constructor Summary
ZoomSupport(java.lang.Object sourceBean)
          Construct a ZoomSupport.
Method Summary
 void fireZoom(int zoomType, float amount)
          Send a zoom event to all registered listeners.
Methods inherited from class com.bbn.openmap.event.ListenerSupport
add, add, addAll, clear, getSource, iterator, listIterator, remove, remove, set, setSource, size
Methods inherited from class java.util.concurrent.CopyOnWriteArrayList
addAll, addAllAbsent, addIfAbsent, clone, contains, containsAll, equals, get, hashCode, indexOf, indexOf, isEmpty, lastIndexOf, lastIndexOf, listIterator, removeAll, retainAll, subList, toArray, toArray, toString
Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail


public ZoomSupport(java.lang.Object sourceBean)
Construct a ZoomSupport.

sourceBean - The bean to be given as the source for any events.
Method Detail


public void fireZoom(int zoomType,
                     float amount)
Send a zoom event to all registered listeners.

zoomType - Either ZoomEvent.RELATIVE or ZoomEvent.ABSOLUTE
amount - The new scale if ABSOLUTE, the multiplier if RELATIVE

Copyright (C) BBNT Solutions LLC; See for details