package AWTBPEvents;

import java.awt.*;

/**
 * This class encapsulates all the information for 
 * when the blood pressure changes
 * 
 * @author Stuart Hansen 
 * @version February 2009
 */
 
public class BloodPressureEvent extends AWTEvent implements ActiveEvent
{
	// We use these constants to sort out what type of Blood Pressure
	// event occurred
	public static final int SYSTOLIC_EVENT = 0;
	public static final int DIASTOLIC_EVENT = 1;
	public static final int WARNING_EVENT = 2;
	
    private int value;  // the new value

    // This is the only constructor.  
    public BloodPressureEvent (Object source, int type, int newValue)
    {
        super(source, type);
        this.value = newValue;
    }

    // returns the value 
    public int getValue() 
    {
    	return value;
    }
    
    // Handle the event by dispatching it to the source. 
    public void dispatch ()
    {
    	BloodPressureEvent event = (BloodPressureEvent) this;
    	Patient pat = (Patient)getSource();
    	pat.handleBPEvent(event);
    	
    }
}