Image scale
import java.awt.Graphics;
import java.awt.Image;
import java.awt.Insets;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
public class Scale extends JFrame {
Image image;
Insets insets;
public Scale() {
super();
ImageIcon icon = new ImageIcon("java2s.GIF");
image = icon.getImage();
}
public void paint(Graphics g) {
super.paint(g);
if (insets == null) {
insets = getInsets();
}
g.drawImage(image, insets.left, insets.top, this);
}
public void go() {
// Sleep first to see original
rest();
Image original = image;
// Down fast
image = original.getScaledInstance(200, -1, Image.SCALE_FAST);
repaint();
rest();
// Down slow
image = original.getScaledInstance(200, -1, Image.SCALE_SMOOTH);
repaint();
rest();
// Up fast
image = original.getScaledInstance(400, -1, Image.SCALE_FAST);
repaint();
rest();
// Up slow
image = original.getScaledInstance(400, -1, Image.SCALE_SMOOTH);
repaint();
rest();
System.exit(0);
}
private void rest() {
try {
Thread.sleep(5000);
} catch (InterruptedException ignored) {
}
}
public static void main(String args[]) {
Scale f = new Scale();
f.setSize(400, 400);
f.show();
f.go();
}
}
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