21.9 java.awt.image.ImageProducer (JDK 1.0)This interface defines the methods that any class that produces image data must define to enable communication with ImageConsumer classes. An ImageConsumer registers itself as interested in a producer's image by calling the addConsumer() method. Most applications never need to use or implement this interface.
public abstract interface ImageProducer {
// Public Instance Methods
public abstract void addConsumer(ImageConsumer ic);
public abstract boolean isConsumer(ImageConsumer ic);
public abstract void removeConsumer(ImageConsumer ic);
public abstract void requestTopDownLeftRightResend(ImageConsumer ic);
public abstract void startProduction(ImageConsumer ic);
}
Implemented By:FilteredImageSource, MemoryImageSource Passed To:Component.createImage(), ComponentPeer.createImage(), FilteredImageSource(), ImageFilter.resendTopDownLeftRight(), PixelGrabber(), Toolkit.createImage() Returned By:Image.getSource() |
|