Using Applet dimension to print center aligned text Example

1. /*
2. Using Applet dimension to print center aligned text Example
3. This Java example shows how to print text in center of an applet window using
4. Dimension class.
5. */
6.  
7. import java.applet.Applet;
8. import java.awt.Dimension;
9. import java.awt.Font;
10. import java.awt.FontMetrics;
11. import java.awt.Graphics;
12.  
13. /*
14. <applet code = "AppletDimensionExample" width = 500 height = 300>
15. </applet>
16. */
17.  
18. public class AppletDimensionExample extends Applet{
19.  
20. public void paint(Graphics g){
21. int x,y;
22. String s = "Hello World";
23.  
24. //get applet size using getSize method
25. Dimension d = getSize();
26. Font f = new Font("Arial",Font.BOLD,24);
27. g.setFont(f);
28.  
29. //determine x and y coordinates
30. FontMetrics fm = g.getFontMetrics();
31. x = d.width/2 - fm.stringWidth(s)/2;
32. y = d.height/2 - fm.getHeight();
33.  
34. //print string at specified location using drawString method
35. g.drawString(s,x,y);
36. }
37. }