DefaultCarAnimation.java
package org.opentrafficsim.road.gtu.animation;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.Shape;
import java.awt.geom.Ellipse2D;
import java.awt.geom.Rectangle2D;
import java.awt.image.ImageObserver;
import java.io.Serializable;
import java.rmi.RemoteException;
import javax.naming.NamingException;
import org.opentrafficsim.core.animation.ClonableRenderable2DInterface;
import org.opentrafficsim.core.animation.TextAlignment;
import org.opentrafficsim.core.animation.TextAnimation;
import org.opentrafficsim.core.gtu.GTUType;
import org.opentrafficsim.core.gtu.animation.GTUColorer;
import org.opentrafficsim.core.gtu.animation.IDGTUColorer;
import org.opentrafficsim.road.gtu.lane.LaneBasedGTU;
import org.opentrafficsim.road.gtu.lane.LaneBasedIndividualGTU;
import nl.tudelft.simulation.dsol.animation.Locatable;
import nl.tudelft.simulation.dsol.animation.D2.Renderable2D;
import nl.tudelft.simulation.dsol.simulators.SimulatorInterface;
import nl.tudelft.simulation.language.d2.Angle;
import nl.tudelft.simulation.language.d3.DirectedPoint;
/**
* Draw a car.
* <p>
* Copyright (c) 2013-2018 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
* BSD-style license. See <a href="http://opentrafficsim.org/docs/license.html">OpenTrafficSim License</a>.
* <p>
* @version $Revision: 1401 $, $LastChangedDate: 2015-09-14 01:33:02 +0200 (Mon, 14 Sep 2015) $, by $Author: averbraeck $,
* initial version 29 dec. 2014 <br>
* @author <a href="http://www.tbm.tudelft.nl/averbraeck">Alexander Verbraeck</a>
* @author <a href="http://www.tudelft.nl/pknoppers">Peter Knoppers</a>
*/
public class DefaultCarAnimation extends Renderable2D<LaneBasedGTU>
implements ClonableRenderable2DInterface<LaneBasedGTU>, Serializable
{
/** */
private static final long serialVersionUID = 20150000L;
/** The GTUColorer that determines the fill color for the car. */
private GTUColorer gtuColorer;
/** the Text object to destroy when the GTU animation is destroyed. */
private Text text;
/** is the animation destroyed? */
private boolean isDestroyed = false;
/** Hashcode. */
private final int hashCode;
/**
* Construct the DefaultCarAnimation for a LaneBasedIndividualCar.
* @param gtu the Car to draw
* @param simulator the simulator to schedule on
* @throws NamingException in case of registration failure of the animation
* @throws RemoteException on communication failure
*/
public DefaultCarAnimation(final LaneBasedGTU gtu, final SimulatorInterface.TimeDoubleUnit simulator)
throws NamingException, RemoteException
{
this(gtu, simulator, null);
}
/**
* Construct the DefaultCarAnimation for a LaneBasedIndividualCar.
* @param gtu the Car to draw
* @param simulator the simulator to schedule on
* @param gtuColorer GTUColorer; the GTUColorer that determines what fill color to use
* @throws NamingException in case of registration failure of the animation
* @throws RemoteException on communication failure
*/
public DefaultCarAnimation(final LaneBasedGTU gtu, final SimulatorInterface.TimeDoubleUnit simulator, final GTUColorer gtuColorer)
throws NamingException, RemoteException
{
super(gtu, simulator);
this.hashCode = gtu.hashCode();
if (null == gtuColorer)
{
this.gtuColorer = new IDGTUColorer();
}
else
{
this.gtuColorer = gtuColorer;
}
this.text = new Text(gtu, gtu.getId(), 0.0f, 0.0f, TextAlignment.CENTER, Color.BLACK, simulator);
}
/**
* Replace the GTUColorer.
* @param newGTUColorer GTUColorer; the GTUColorer to use from now on
*/
public final void setGTUColorer(final GTUColorer newGTUColorer)
{
this.gtuColorer = newGTUColorer;
}
/** {@inheritDoc} */
@Override
public final void paint(final Graphics2D graphics, final ImageObserver observer)
{
final LaneBasedGTU car = getSource();
if (car.isDestroyed())
{
if (!this.isDestroyed)
{
try
{
destroy();
}
catch (@SuppressWarnings("unused") Exception e)
{
System.err.println("Error while destroying GTU " + car.getId());
}
this.isDestroyed = true;
}
return;
}
double scale = graphics.getTransform().getDeterminant();
// Math.sqrt(Math.pow(graphics.getTransform()..getScaleX(), 2)
// Math.pow(graphics.getTransform().getScaleY(), 2));
if (scale > 1)
{
final double length = car.getLength().si;
final double lFront = car.getFront().getDx().si;
final double lRear = car.getRear().getDx().si;
final double width = car.getWidth().si;
final double w2 = width / 2;
final double w4 = width / 4;
graphics.setColor(this.gtuColorer.getColor(car));
BasicStroke saveStroke = (BasicStroke) graphics.getStroke();
graphics.setStroke(new BasicStroke(0));
Rectangle2D rectangle = new Rectangle2D.Double(lRear, -w2, length, width);
graphics.draw(rectangle);
graphics.fill(rectangle);
// Draw a white disk at the front to indicate which side faces forward
graphics.setColor(Color.WHITE);
Ellipse2D.Double frontIndicator = new Ellipse2D.Double(lFront - w2 - w4, -w4, w2, w2);
graphics.draw(frontIndicator);
graphics.fill(frontIndicator);
// turn indicator lights
graphics.setColor(Color.YELLOW);
if (car.getTurnIndicatorStatus() != null && car.getTurnIndicatorStatus().isLeftOrBoth())
{
Rectangle2D.Double leftIndicator = new Rectangle2D.Double(lFront - w4, -w2, w4, w4);
graphics.fill(leftIndicator);
}
if (car.getTurnIndicatorStatus() != null && car.getTurnIndicatorStatus().isRightOrBoth())
{
Rectangle2D.Double rightIndicator = new Rectangle2D.Double(lFront - w4, w2 - w4, w4, w4);
graphics.fill(rightIndicator);
}
// braking lights
graphics.setColor(Color.RED);
if (car.isBrakingLightsOn())
{
Rectangle2D.Double leftBrake = new Rectangle2D.Double(lRear, w2 - w4, w4, w4);
Rectangle2D.Double rightBrake = new Rectangle2D.Double(lRear, -w2, w4, w4);
graphics.setColor(Color.RED);
graphics.fill(leftBrake);
graphics.fill(rightBrake);
}
graphics.setStroke(saveStroke);
}
else
{
// zoomed out, draw as marker with 7px diameter
graphics.setColor(this.gtuColorer.getColor(car));
double w = 7.0 / Math.sqrt(scale);
double x = -w / 2.0;
Shape shape = car.getGTUType().isOfType(GTUType.TRUCK) ? new Rectangle2D.Double(x, x, w, w)
: new Ellipse2D.Double(x, x, w, w);
graphics.fill(shape);
}
}
/** {@inheritDoc} */
@Override
public final void destroy() throws NamingException
{
super.destroy();
this.text.destroy();
}
/** {@inheritDoc} */
@Override
@SuppressWarnings("checkstyle:designforextension")
public ClonableRenderable2DInterface<LaneBasedGTU> clone(final LaneBasedGTU newSource,
final SimulatorInterface.TimeDoubleUnit newSimulator) throws NamingException, RemoteException
{
// the constructor also constructs the corresponding Text object
return new DefaultCarAnimation(newSource, newSimulator, this.gtuColorer);
}
/** {@inheritDoc} */
@Override
public final String toString()
{
return super.toString(); // this.getSource().toString();
}
/** {@inheritDoc} */
@Override
public int hashCode()
{
return this.hashCode;
}
/**
* Text animation for the Car. Separate class to be able to turn it on and off...
* <p>
* Copyright (c) 2013-2018 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
* <br>
* BSD-style license. See <a href="http://opentrafficsim.org/docs/current/license.html">OpenTrafficSim License</a>.
* </p>
* $LastChangedDate: 2015-07-24 02:58:59 +0200 (Fri, 24 Jul 2015) $, @version $Revision: 1147 $, by $Author: averbraeck $,
* initial version Dec 11, 2016 <br>
* @author <a href="http://www.tbm.tudelft.nl/averbraeck">Alexander Verbraeck</a>
* @author <a href="http://www.tudelft.nl/pknoppers">Peter Knoppers</a>
* @author <a href="http://www.transport.citg.tudelft.nl">Wouter Schakel</a>
*/
public class Text extends TextAnimation
{
/** */
private static final long serialVersionUID = 20161211L;
/** is the animation destroyed? */
private boolean isTextDestroyed = false;
/**
* @param source the object for which the text is displayed
* @param text the text to display
* @param dx the horizontal movement of the text, in meters
* @param dy the vertical movement of the text, in meters
* @param textAlignment where to place the text
* @param color the color of the text
* @param simulator the simulator
* @throws NamingException when animation context cannot be created or retrieved
* @throws RemoteException - when remote context cannot be found
*/
public Text(final Locatable source, final String text, final float dx, final float dy,
final TextAlignment textAlignment, final Color color, final SimulatorInterface.TimeDoubleUnit simulator)
throws RemoteException, NamingException
{
super(source, text, dx, dy, textAlignment, color, 1.0f, simulator);
}
/** {@inheritDoc} */
@Override
public final void paint(final Graphics2D graphics, final ImageObserver observer) throws RemoteException
{
final LaneBasedIndividualGTU car = (LaneBasedIndividualGTU) getSource();
if (car.isDestroyed())
{
if (!this.isTextDestroyed)
{
try
{
destroy();
}
catch (@SuppressWarnings("unused") Exception e)
{
System.err.println("Error while destroying text animation of GTU " + car.getId());
}
this.isTextDestroyed = true;
}
return;
}
super.paint(graphics, observer);
}
/** {@inheritDoc} */
@Override
@SuppressWarnings("checkstyle:designforextension")
public DirectedPoint getLocation() throws RemoteException
{
// draw always on top, and not upside down.
DirectedPoint p = ((LaneBasedIndividualGTU) getSource()).getLocation();
double a = Angle.normalizePi(p.getRotZ());
if (a > Math.PI / 2.0 || a < -0.99 * Math.PI / 2.0)
{
a += Math.PI;
}
return new DirectedPoint(p.x, p.y, Double.MAX_VALUE, 0.0, 0.0, a);
}
/** {@inheritDoc} */
@Override
@SuppressWarnings("checkstyle:designforextension")
public TextAnimation clone(final Locatable newSource, final SimulatorInterface.TimeDoubleUnit newSimulator)
throws RemoteException, NamingException
{
return new Text(newSource, getText(), getDx(), getDy(), getTextAlignment(), getColor(), newSimulator);
}
/** {@inheritDoc} */
@Override
public final String toString()
{
return "Text [isTextDestroyed=" + this.isTextDestroyed + "]";
}
}
}