import java.awt.*;
import java.applet.*;
import java.awt.event.*;

public class ClipBarMeterApplet extends Applet implements Runnable {

    ClipBarMeter meter;
    DataReader dataReader = new DataReader();

    public void init(){
        setLayout(new BorderLayout());

        meter = new ClipBarMeter();
        add(meter, BorderLayout.CENTER);

        meter.setMinimum(0);
        meter.setMaximum(100);
        
        meter.setForeground(Color.red);
        meter.setBackground(Color.black);

        Panel panel = new Panel();
        Button button0 = new Button("Oval");
        button0.addActionListener(new ActionListener(){
            public void actionPerformed(ActionEvent e){
                meter.setClipShape(ClipBarMeter.OVAL);
            }
        });

        Button button1 = new Button("RoundRectangle");
        button1.addActionListener(new ActionListener(){
            public void actionPerformed(ActionEvent e){
                meter.setClipShape(ClipBarMeter.ROUND_RECTANGLE);
            }
        });

        Button button2 = new Button("Text");
        button2.addActionListener(new ActionListener(){
            public void actionPerformed(ActionEvent e){
                meter.setClipShape(ClipBarMeter.TEXT);
            }
        });

        Button button3 = new Button("CompShape");
        button3.addActionListener(new ActionListener(){
            public void actionPerformed(ActionEvent e){
                meter.setClipShape(ClipBarMeter.COMP_SHAPE);
            }
        });

        Button button4 = new Button("GenPath");
        button4.addActionListener(new ActionListener(){
            public void actionPerformed(ActionEvent e){
                meter.setClipShape(ClipBarMeter.GENERAL_PATH);
            }
        });

        panel.add(button0);
        panel.add(button1);
        panel.add(button2);
        panel.add(button3);
        panel.add(button4);
        this.add(panel, BorderLayout.NORTH);

        dataReader = new DataReader();
        dataReader.addDataChangeListener(new DataChangeListener(){
            public void dataChanged(DataChangeEvent e) {
                int val = e.getValue();
                meter.setValue(val);
            }
        });
    }

    public void start(){
        dataReader.setActive(true);
    }

    public void stop(){
        dataReader.stop();
    }

    public void run(){
        while(true){
            for(int i = 10 ; i < 50 ; i++){
                meter.setValue((double)i);

                try{
                    Thread.sleep(100);
                }catch(InterruptedException ex){
                    return;
                }
            }
        }
    }

    public void update(Graphics g){
        paint(g);
    }
}