/*
Copyright 2006 by Sean Luke and George Mason University
Licensed under the Academic Free License version 3.0
See the file "LICENSE" for more information
*/
package sim.app.virus;
import sim.util.*;
import sim.engine.*;
import java.awt.*;
import sim.portrayal.*;
public /*strictfp*/ class Human extends Agent
{
private static final long serialVersionUID = 1;
protected boolean infected = false;
public final boolean isInfected() { return infected; }
public final void setInfected( boolean b ) { infected = b; }
public Human( String id, Double2D location )
{
super( id, location );
try
{
intID = Integer.parseInt( id.substring(5) ); // "Human"
}
catch( Exception e )
{
throw new RuntimeException(e);
}
}
Double2D desiredLocation = null;
Double2D suggestedLocation = null;
int steps = 0;
public void step( final SimState state )
{
VirusInfectionDemo hb = (VirusInfectionDemo)state;
steps--;
if( desiredLocation == null || steps <= 0 )
{
desiredLocation = new Double2D((state.random.nextDouble()-0.5)*((VirusInfectionDemo.XMAX-VirusInfectionDemo.XMIN)/5-VirusInfectionDemo.DIAMETER) +
//VirusInfectionDemo.XMIN
agentLocation.x
//+VirusInfectionDemo.DIAMETER/2
,
(state.random.nextDouble()-0.5)*((VirusInfectionDemo.YMAX-VirusInfectionDemo.YMIN)/5-VirusInfectionDemo.DIAMETER) +
agentLocation.y
//VirusInfectionDemo.YMIN
//+VirusInfectionDemo.DIAMETER/2
);
steps = 50+state.random.nextInt(50);
}
double dx = desiredLocation.x - agentLocation.x;
double dy = desiredLocation.y - agentLocation.y;
{
double temp = /*Strict*/Math.sqrt(dx*dx+dy*dy);
if( temp < 1 )
{
steps = 0;
}
else
{
dx /= temp;
dy /= temp;
}
}
if( ! hb.acceptablePosition( this, new Double2D( agentLocation.x + dx, agentLocation.y + dy ) ) )
{
steps = 0;
}
else
{
agentLocation = new Double2D(agentLocation.x + dx, agentLocation.y + dy);
hb.environment.setObjectLocation(this,agentLocation);
}
}
protected Color humanColor = new Color(192,128,128);
protected Color infectedColor = new Color(128,255,128);
public final void draw(Object object, Graphics2D graphics, DrawInfo2D info)
{
double diamx = info.draw.width*VirusInfectionDemo.DIAMETER;
double diamy = info.draw.height*VirusInfectionDemo.DIAMETER;
if (isInfected())
graphics.setColor( infectedColor );
else graphics.setColor ( humanColor );
graphics.fillOval((int)(info.draw.x-diamx/2),(int)(info.draw.y-diamy/2),(int)(diamx),(int)(diamy));
}
public String getType()
{
if( isInfected() )
return "Infected Human";
else
return "Healthy Human";
}
}