Painting Images a Scanline at a Time
Example 5-5 lists an applet that which is a variation of the previous applet. Instead of calling repaint() after all the bits have been loaded into the image, the applet calls repaint() every time imageUpdate() is called.
Example 5-5. Image Loading With Dynamic Updates
import java.applet.Applet; import java.awt.Graphics; import java.awt.Image; public class ImageTestAppletWithDynamicUpdate extends Applet { private Image im; public void init() { im = getImage(getCodeBase(), "saint.gif"); System.out.print ("Image width=" + im.getWidth(this)); System.out.println(" height=" + im.getHeight(this)); } public void ... |
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