org.vrspace.server.object
Class ProximitySensor

java.lang.Object
  java.util.Observable
      org.vrspace.server.VRObject
          org.vrspace.server.PublicVRObject
              org.vrspace.server.object.ProximitySensor

All Implemented Interfaces:

java.lang.Cloneable, HasTransform, java.util.Observer, Owned

public class ProximitySensor

extends PublicVRObject

implements java.util.Observer, HasTransform, Owned

Tracks distances to Observers, possibly Clients, by observing their Transforms, and notifies Owners

Field Summary

boolean	active
float	sizex
float	sizey
float	sizez
long	transform

Fields inherited from class org.vrspace.server.VRObject

db_id, primitiveMap, primitives

Constructor Summary

ProximitySensor()

Method Summary

void	addObserver(java.util.Observer o) Adds observer to the observer list and calls start(o)
void	addOwner(Owner c) Interface Owned
void	deleteObserver(java.util.Observer o) Removes observer o from the observer list and calls stop(o)
void	deleteObservers() Calls stop(null) and then clears the observer list
Transform	getTransform()
long	getTransformID()
boolean	isOwned(Owner c)
void	notifyOwners(java.lang.Object o)
void	removeOwner(Owner c)
void	set_center(Request r, java.lang.String args) Move parent transform broken
void	set_size(Request r, java.lang.String args) change size
void	setTransform(Transform t)
void	update(java.util.Observable o, java.lang.Object obj) Called when a Transform has changed broken

Methods inherited from class org.vrspace.server.PublicVRObject

setValue

Methods inherited from class org.vrspace.server.VRObject

arrayToString, canRead, canWrite, clone, equals, fieldToText, fromString, fromText, getClassName, getField, getFields, getId, getID, getMemebers, hasField, hasMethod, isNew, newInstance, sendEvent, sendResponse, setField, setField, setField, setFields, setFields, stringToArray, toString, toText, toText, toText

Methods inherited from class java.util.Observable

clearChanged, countObservers, hasChanged, notifyObservers, notifyObservers, setChanged

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

sizex

public float sizex

sizey

public float sizey

sizez

public float sizez

transform

public long transform

active

public boolean active

Constructor Detail

ProximitySensor

public ProximitySensor()

Method Detail

addObserver

public void addObserver(java.util.Observer o)

Adds observer to the observer list and calls start(o)

deleteObserver

public void deleteObserver(java.util.Observer o)

Removes observer o from the observer list and calls stop(o)

deleteObservers

public void deleteObservers()

Calls stop(null) and then clears the observer list

update

public void update(java.util.Observable o,
                   java.lang.Object obj)

Called when a Transform has changed
broken

Specified by:

update in interface java.util.Observer

set_center

public void set_center(Request r,
                       java.lang.String args)
                throws java.lang.Exception

Move parent transform
broken

Throws:

java.lang.Exception

set_size

public void set_size(Request r,
                     java.lang.String args)

change size

getTransformID

public long getTransformID()

Specified by:

getTransformID in interface HasTransform

getTransform

public Transform getTransform()

Specified by:

getTransform in interface HasTransform

setTransform

public void setTransform(Transform t)

Specified by:

setTransform in interface HasTransform

addOwner

public void addOwner(Owner c)

Interface Owned

Specified by:

addOwner in interface Owned

removeOwner

public void removeOwner(Owner c)

Specified by:

removeOwner in interface Owned

isOwned

public boolean isOwned(Owner c)

Specified by:

isOwned in interface Owned

notifyOwners

public void notifyOwners(java.lang.Object o)

Specified by:

notifyOwners in interface Owned