Java by API/java.awt.image/CropImageFilter — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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(нет различий)
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Версия 20:43, 31 мая 2010
new CropImageFilter(int x, int y, int w, int h)
<source lang="java">
// This example is from the book _Java AWT Reference_ by John Zukowski. // Written by John Zukowski. Copyright (c) 1997 O"Reilly & Associates. // You may study, use, modify, and distribute this example for any purpose. // This example is provided WITHOUT WARRANTY either expressed or import java.applet.Applet; import java.awt.Graphics; import java.awt.Image; import java.awt.MediaTracker; import java.awt.image.CropImageFilter; import java.awt.image.FilteredImageSource; public class MainClass extends Applet {
Image i, j; public void init() { MediaTracker mt = new MediaTracker(this); i = getImage(getDocumentBase(), "rosey.jpg"); mt.addImage(i, 0); try { mt.waitForAll(); int width = i.getWidth(this); int height = i.getHeight(this); j = createImage(new FilteredImageSource(i.getSource(), new CropImageFilter(width / 3, height / 3, width / 3, height / 3))); } catch (InterruptedException e) { e.printStackTrace(); } } public void paint(Graphics g) { g.drawImage(i, 10, 10, this); // regular if (j != null) { g.drawImage(j, 10, 90, this); // cropped } }
}
</source>