import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.awt.geom.*;
import java.awt.font.*;
import java.net.URL;
public class Starry extends JApplet {
static String starryFile = "images/Starry.gif";
public void init() {
Image starry = getImage(getURL(starryFile));
StarPanel starPanel = new StarPanel(starry);
getContentPane().add(starPanel, BorderLayout.CENTER);
}
protected URL getURL(String filename) {
URL codeBase = this.getCodeBase();
URL url = null;
try {
url = new URL(codeBase, filename);
} catch (java.net.MalformedURLException e) {
System.out.println("Couldn't create image: "
+ "badly specified URL");
return null;
}
return url;
}
public static void main(String[] args) {
Image starImage = Toolkit.getDefaultToolkit().getImage(
Starry.starryFile);
StarPanel starPanel = new StarPanel(starImage);
JFrame f = new JFrame("Starry");
f.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {System.exit(0);}
});
f.getContentPane().add(starPanel, BorderLayout.CENTER);
f.setSize(new Dimension(550, 200));
f.setVisible(true);
}
}
class StarPanel extends JPanel {
Image img;
int w, h;
public StarPanel(Image img) {
this.img = img;
}
public void paintComponent(Graphics g) {
super.paintComponent(g);
setBackground(Color.white);
w = getSize().width;
h = getSize().height;
Graphics2D g2;
g2 = (Graphics2D) g;
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
g2.setRenderingHint(RenderingHints.KEY_RENDERING,
RenderingHints.VALUE_RENDER_QUALITY);
FontRenderContext frc = g2.getFontRenderContext();
Font f = new Font("Helvetica", 1, w/10);
String s = new String("The Starry Night");
TextLayout textTl = new TextLayout(s, f, frc);
AffineTransform transform = new AffineTransform();
Shape outline = textTl.getOutline(null);
Rectangle r = outline.getBounds();
transform = g2.getTransform();
transform.translate(w/2-(r.width/2), h/2+(r.height/2));
g2.transform(transform);
g2.setColor(Color.blue);
g2.draw(outline);
g2.setClip(outline);
g2.drawImage(img, r.x, r.y, r.width, r.height, this);
}
}
|