showfonts.java

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// Fig. 2.6_02: ShowFonts.java
// 显示系统中可用的字体

// 引入相关的包
import java.awt.*; // 引入 java.awt包中所有的类
import javax.swing.*; // 引入 javax.swing包中所有的类

public class ShowFonts extends JApplet
{
	String text = "Welcome Java Web chart programming!" ;
	GraphicsEnvironment e ;
	Font[] fonts ;

	public void init()
	{
		e = GraphicsEnvironment.getLocalGraphicsEnvironment();
		fonts= e.getAllFonts();
	}

    // 在applet上绘制文本
    public void paint(Graphics g)
    {
        // 调用父类的 paint 方法
        super.paint(g);

		for (int i = 0; i< fonts.length - 1 ; i++)
		{
			g.setFont(new Font(fonts[i].getName(), Font.PLAIN, 15));
			g.drawString("Font name:" + fonts[i].getName() + 
						 ", 效果:" + text, 40, 30 + 20 * i);
		}

    } // paint 方法结束

} // ShowFonts 类结束

/**************************************************************************
 * (C) Copyright 2004-2005 by Jingkui Zhong(钟京馗) and Huan Tang(唐桓).  *
 * All Rights Reserved.                                                   *
 *                                                                        *
 * DISCLAIMER: The authors of this code have used their                   *
 * best efforts in preparing the code. These efforts include the          *
 * development, research, and testing of the theories and programs        *
 * to determine their effectiveness. The authors and publisher make       *
 * no warranty of any kind, expressed or implied, with regard to these    *
 * programs or to the documentation contained in these codes. The authors *
 * shall not be liable in any event for incidental or consequential       *
 * damages in connection with, or arising out of, the furnishing,         *
 * performance, or use of these programs.                                 *
 **************************************************************************/