import javax.swing.*;
import javax.swing.event.*;

//import AWTBPEvents.Patient;
import NonAWTBPEvents.*;

import java.awt.event.*;

/** This class wraps a Patient object with a GUI representation that allows
 *  us to dynamically set the blood pressure.
 * 
 * @author Stuart Hansen
 * @version February 2009
 */
public class PatientPanel extends JPanel{

	private Patient patient;       // Our patient
	private JLabel sysLabel;       // Label for systolic slider
	private JLabel diaLabel;       // Label for diastoloic slider
	private JSlider sysSlider;     // Slider to set systolic pressure
	private JSlider diaSlider;     // Label to set diastolic pressure
	
	// The constructor requires a patient
	public PatientPanel (Patient pat)
	{
		super();
		patient = pat;
       
		// Set up the GUI
		sysLabel = new JLabel("Systolic Pressure");
		add(sysLabel);
		sysSlider = new JSlider(0, 250, patient.getSystolic());
		sysSlider.setLabelTable(sysSlider.createStandardLabels(50));
		sysSlider.setPaintLabels(true);
		sysSlider.setMajorTickSpacing(50);
		sysSlider.setPaintTicks(true);		
		sysSlider.addChangeListener(new SystolicHandler());
		add(sysSlider);
		
		diaLabel = new JLabel("Diastolic Pressure");
		add(diaLabel);
		diaSlider = new JSlider(0, 250, patient.getDiastolic());
		diaSlider.setLabelTable(diaSlider.createStandardLabels(50));
		diaSlider.setPaintLabels(true);	
		diaSlider.setMajorTickSpacing(50);
		diaSlider.setPaintTicks(true);
		diaSlider.addChangeListener(new DiastolicHandler());
		add(diaSlider);
		
		setSize(300, 200);
	}
	
	// We handle changes in the panel by calling setters
	// in the patient
	// Handle the systolic slider
	private class SystolicHandler implements ChangeListener
	{
        public void stateChanged (ChangeEvent e)
        {
            patient.setSystolic(sysSlider.getValue());
        }
	}
	
	// Handle the diastolic slider
	private class DiastolicHandler implements ChangeListener
	{
        public void stateChanged (ChangeEvent e)
        {
            patient.setDiastolic(diaSlider.getValue());
        }	
	
	}
}