Loading an Image

Loading an Image The other way to obtain an image is to load one. To do this, use the getlmage( ) method defined by the Applet class. It has the following forms: Image getimage(URL 111:1) Image getimage Ikl, url, String image Name) The first version returns an Image...

ImageObserver

ImageObserver ImageObserver is em interface used to receive notification as an image is being generated.lt:pageObs.ervcl' defines only one method: imagcUpdate(). Using an image observer allows you t.o perform other actions; such as show a progress indicator or...

Image Observer Example

Image Observer Example Now let's look at a practical example that overrides image Update( ) to make a version I" of the Simple Image Load applet that doesn't flicker as much. The default implementation of image Update( ) in Applet has.several problems. First, it...

Double Buffering

Double Buffering Not only are images useful for storing pictures, as we’ve just shown, but you can. also use them as offscreen drawing surfaces. This allows you to render any image including ‘text and graphics, to an. offscreen buffer that you can display...

Media Tracker

Media Tracker Many early Java developers found the Imageobserver interface far too difficult to understand and manage when there were multiple eLhage to be loaded. The developer community-asked for q simpler solution that would allow programmers to load all of their...

lmage Filter

image Filter  Given the ImagcProduccr and Imageconsumer interface pair-and their concrete classes McmorylmageSourcc and PixelGrabber-you can create an 'arbitrary set of translation filters that takes a source of pixels, modifies them, ami passes them on to...