Font.isPlain() has the following syntax.
public boolean isPlain()
In the following code shows how to use Font.isPlain() method.
/*from w w w . j av a 2s . c o m*/ import java.awt.Font; import java.awt.Graphics; import javax.swing.JFrame; public class Main extends JFrame { public static void main(String[] a) { Main f = new Main(); f.setSize(300, 300); f.setVisible(true); } public void paint(Graphics g) { Font f = g.getFont(); System.out.println(f.isPlain()); g.drawString("java2s.com", 4, 16); } }