com.sun.jimi.core.util
Class QueuedImageProducerProxy

java.lang.Object
  |
  +--com.sun.jimi.core.util.QueuedImageProducerProxy

public class QueuedImageProducerProxy

extends java.lang.Object

implements java.awt.image.ImageProducer

ImageProducer implementation which holds added consumers in a queue until a new ImageProducer provided to proxy to. Useful for tracking addition of ImageConsumers for an ImageProducer which doesn't yet exist.

Field Summary

protected java.util.Vector	queuedConsumers
protected java.awt.image.ImageProducer	realProducer

Constructor Summary

QueuedImageProducerProxy()

Method Summary

void	addConsumer(java.awt.image.ImageConsumer consumer)
java.awt.image.ImageConsumer[]	getConsumers()
java.awt.image.ImageProducer	getImageProducer()
boolean	isConsumer(java.awt.image.ImageConsumer consumer)
void	removeConsumer(java.awt.image.ImageConsumer consumer)
void	requestTopDownLeftRightResend(java.awt.image.ImageConsumer consumer) Ignored if not proxying.
void	setImageProducer(java.awt.image.ImageProducer producer) Set the producer to proxy calls to.
void	startProduction(java.awt.image.ImageConsumer consumer) Ignored if not proxying.

Methods inherited from class java.lang.Object

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

Field Detail

queuedConsumers

protected java.util.Vector queuedConsumers

realProducer

protected java.awt.image.ImageProducer realProducer

Constructor Detail

QueuedImageProducerProxy

public QueuedImageProducerProxy()

Method Detail

setImageProducer

public void setImageProducer(java.awt.image.ImageProducer producer)

Set the producer to proxy calls to. Any queued consumers will be added to this producer immediately.

Parameters:

producer - the ImageProducer to proxy to

getImageProducer

public java.awt.image.ImageProducer getImageProducer()

getConsumers

public java.awt.image.ImageConsumer[] getConsumers()

addConsumer

public void addConsumer(java.awt.image.ImageConsumer consumer)

Specified by:

addConsumer in interface java.awt.image.ImageProducer

isConsumer

public boolean isConsumer(java.awt.image.ImageConsumer consumer)

Specified by:

isConsumer in interface java.awt.image.ImageProducer

removeConsumer

public void removeConsumer(java.awt.image.ImageConsumer consumer)

Specified by:

removeConsumer in interface java.awt.image.ImageProducer

startProduction

public void startProduction(java.awt.image.ImageConsumer consumer)

Ignored if not proxying.

Specified by:

startProduction in interface java.awt.image.ImageProducer

requestTopDownLeftRightResend

public void requestTopDownLeftRightResend(java.awt.image.ImageConsumer consumer)

Ignored if not proxying.

Specified by:

requestTopDownLeftRightResend in interface java.awt.image.ImageProducer