com.alee.utils.swing

Class BroadcastImageObserver

java.lang.Object

com.alee.utils.swing.BroadcastImageObserver

All Implemented Interfaces:

java.awt.image.ImageObserver

public class BroadcastImageObserver
extends java.lang.Object
implements java.awt.image.ImageObserver

Custom image observer for image updates broadcasting.

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.List<java.awt.image.ImageObserver>	observers Observers to broadcast update events to.

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

Constructors

Constructor and Description
BroadcastImageObserver()

Method Summary

Modifier and Type	Method and Description
void	addObserver(java.awt.image.ImageObserver observer) Adds new observer to broadcast update events to.
boolean	imageUpdate(java.awt.Image img, int flags, int x, int y, int width, int height)
void	removeObserver(java.awt.image.ImageObserver observer) Removes observer from broadcast list.

Methods inherited from class java.lang.Object

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

Field Detail

observers

protected final java.util.List<java.awt.image.ImageObserver> observers

Observers to broadcast update events to.

Constructor Detail

BroadcastImageObserver

public BroadcastImageObserver()

Method Detail

addObserver

public void addObserver(java.awt.image.ImageObserver observer)

Adds new observer to broadcast update events to.

Parameters:

observer - image observer

removeObserver

public void removeObserver(java.awt.image.ImageObserver observer)

Removes observer from broadcast list.

Parameters:

observer - image observer

imageUpdate

public boolean imageUpdate(java.awt.Image img,
                           int flags,
                           int x,
                           int y,
                           int width,
                           int height)

Specified by:

imageUpdate in interface java.awt.image.ImageObserver