Basic HTML version of Foils prepared 5 August 97

Foil 20 EventOutObserver Interface in EAI - II

From VRML97 Scripting: Java Nodes and External Authoring Interface UC Web Applications Certificate -- July 24 1997. by Wojtek Furmanski and Balaji Natarajan
Public class MyObserver implements EventOutObserver {
public void callback(EventOut value,double timestamp) {
//cast the obtained value here into an EventOutSFVec3f
} }
.............
MyObserver observer = new MyObserver;
mover.getEventOut("translation_changed").advise(observer,null);
When the eventOut from translation occurs,observer.callback() is executed.

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