import java.awt.*;import java.awt.event.*;import java.awt.geom.*;import javax.swing.*;public class drawFrame extends JApplet{    private JFrame frame=new JFrame("股票行情");        stock s;    public drawFrame(stock i)    {        JApplet applet=new drawFrame(i);                s=new stock(i);        Container content =frame.getContentPane();        content.add(applet);        frame.addWindowListener(new WindowAdapter()        {            public void windowClosing(WindowEvent e)            {                //讓行情窗口隱藏起來                setVisible(false);            }        });        applet.init();        frame.setSize(new Dimension(550, 250));        //frame.setVisible(true);    }    public void init()    {        setBackground(Color.lightGray);    }    public void paint(Graphics g)    {        Graphics2D g2d=(Graphics2D) g;        Dimension dim=getSize();        //draw market        //double girdWidth=dim.width/(s.getNum());        //double girdHeight=dim.height/(s.maxValue());        //g2d.setPaint(Color.blue);        /*        *g2d.draw(new Line2D.Double(0, girdHeight, girdWidth/3.0, girdHeight/2.0));        *g2d.draw(new Line2D.Double(girdWidth/3.0,girdHeight/2.0, girdWidth*2/3.0, girdHeight/2.0));        *g2d.draw(new Line2D.Double(girdWidth*2/3.0, girdHeight/2.0, girdWidth, girdHeight));        *按以上三句的樣子畫曲線...         */        //for(int i=0;i<s.getNum()-1;i++)        //{            //g2d.draw(new Line2D.Double((girdWidth*i), (dim.height-girdHeight*(s.getValue(i))), (girdWidth*(i+1)), (dim.height-girdHeight*(s.getValue(i)+1))));        //}        //test draw        double girdWidth=dim.width;        double girdHeight=dim.height;        g2d.draw(new Line2D.Double(0, girdHeight, girdWidth/3.0, girdHeight/2.0));        g2d.draw(new Line2D.Double(girdWidth/3.0,girdHeight/2.0, girdWidth*2/3.0, girdHeight/2.0));        g2d.draw(new Line2D.Double(girdWidth*2/3.0, girdHeight/2.0, girdWidth, girdHeight));    }    public void setVisible(boolean b)    {        frame.setVisible(b);    }}