第5周作业-字体设置

第九章-例9-3

import java.awt.*;
import java.awt.font.*;
import javax.swing.*;
public class FontSet
{
public void main (String args[])
{
FontFrame frame = new FontFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
}
class FontFrame extends JFrame
{
public FontFrame()
{
setTitle("设置字体");
setSize(WIDTH,HEIGHT);
FontPanel panel = new FontPanel();
TextField tf = new TextField (3);
tf.setText(((Component) panel.f).getName());
panel.add(tf);
Container contentPane = getContentPane();
contentPane.add(panel);
}
public static final int WIDTH = 300;
public static final int HEIIGHT=140;
}
class FontPanel extends JPanel
{
public Object f;
public void paintComponent(Graphics g)
{
super .paintComponent(g);

//设置字体
Font f = new Font("宋体",Font.BOLD+Font.ITALIC,20);
g.setFont(f);
//显示文本
g.drawString("JAVA欢迎你!", x, y);
}
public int x = 55;
public int y = 50;
}