/*
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.networktest;
import sim.engine.*;
import sim.util.Double2D;
import sim.portrayal.*;
import java.awt.geom.*;
import java.awt.*;
public /*strictfp*/ class CustomNode extends SimplePortrayal2D implements Steppable
{
private static final long serialVersionUID = 1;
public String id;
public String getID() { return id; }
public void setID( final String id ) { this.id = id; }
public CustomNode( String id )
{
this.id = id;
}
Double2D desiredLocation = null;
Double2D suggestedLocation = null;
int steps = 0;
public void step( final SimState state )
{
NetworkTest nt = (NetworkTest)state;
Double2D location = nt.environment.getObjectLocation(this);
steps--;
if( desiredLocation == null || steps <= 0 )
{
desiredLocation = new Double2D((state.random.nextDouble()-0.5)*((NetworkTest.XMAX-NetworkTest.XMIN)/5-NetworkTest.DIAMETER) + location.x,
(state.random.nextDouble()-0.5)*((NetworkTest.YMAX-NetworkTest.YMIN)/5-NetworkTest.DIAMETER) + location.y);
steps = 50+state.random.nextInt(50);
}
double dx = desiredLocation.x - location.x;
double dy = desiredLocation.y - location.y;
{
double temp = /*Strict*/Math.sqrt(dx*dx+dy*dy);
if( temp < 1 )
{
steps = 0;
}
else
{
dx /= temp;
dy /= temp;
}
}
if( ! nt.acceptablePosition( this, new Double2D( location.x + dx, location.y + dy ) ) )
{
steps = 0;
}
else
{
nt.environment.setObjectLocation(this, new Double2D(location.x + dx, location.y + dy));
}
}
public Font nodeFont = new Font("SansSerif", Font.PLAIN, 12);
public final void draw(Object object, Graphics2D graphics, DrawInfo2D info)
{
double diamx = info.draw.width*NetworkTest.DIAMETER;
double diamy = info.draw.height*NetworkTest.DIAMETER;
graphics.setColor( Color.red );
graphics.fillOval((int)(info.draw.x-diamx/2),(int)(info.draw.y-diamy/2),(int)(diamx),(int)(diamy));
graphics.setFont(nodeFont.deriveFont(nodeFont.getSize2D()*(float)info.draw.width));
graphics.setColor( Color.blue );
graphics.drawString( id, (int)(info.draw.x-diamx/2), (int)(info.draw.y-diamy/2) );
}
public boolean hitObject(Object object, DrawInfo2D info)
{
double diamx = info.draw.width*NetworkTest.DIAMETER;
double diamy = info.draw.height*NetworkTest.DIAMETER;
Ellipse2D.Double ellipse = new Ellipse2D.Double( (int)(info.draw.x-diamx/2),(int)(info.draw.y-diamy/2),(int)(diamx),(int)(diamy) );
return ( ellipse.intersects( info.clip.x, info.clip.y, info.clip.width, info.clip.height ) );
}
}