gnu.java.awt.peer.gtk
Class AsyncImage
Supports asynchronous loading of images.
clone , equals , extends Object> getClass , finalize , hashCode , notify , notifyAll , toString , wait , wait , wait |
flush
public void flush()
Flushes (that is, destroys) any resources used for this image. This
includes the actual image data.
- flush in interface Image
getGraphics
public Graphics getGraphics()
Returns a graphics context object for drawing an off-screen object.
This method is only valid for off-screen objects.
- getGraphics in interface Image
- a graphics context object for an off-screen object
getHeight
public int getHeight(ImageObserver observer)
Returns the height of the image, or -1 if it is unknown. If the
image height is unknown, the observer object will be notified when
the value is known.
- getHeight in interface Image
observer
- the image observer for this object
getProperty
public Object getProperty(String name,
ImageObserver observer)
This method requests a named property for an object. The value of the
property is returned. The value UndefinedProperty
is
returned if there is no property with the specified name. The value
null
is returned if the properties for the object are
not yet known. In this case, the specified image observer is notified
when the properties are known.
- getProperty in interface Image
name
- the requested property nameobserver
- the image observer for this object
- the named property, if available
getSource
public ImageProducer getSource()
Returns the image producer object for this object. The producer is the
object which generates pixels for this image.
- getSource in interface Image
- the image producer for this object
getWidth
public int getWidth(ImageObserver observer)
Returns the width of the image, or -1 if it is unknown. If the
image width is unknown, the observer object will be notified when
the value is known.
- getWidth in interface Image
observer
- the image observer for this object
AsyncImage.java -- Loads images asynchronously
Copyright (C) 2006 Free Software Foundation, Inc.
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