package org.opentrafficsim.road.network.animation;
   
   import java.awt.Color;
   import java.awt.Graphics2D;
   import java.awt.Shape;
   import java.awt.geom.Ellipse2D;
   import java.awt.image.ImageObserver;
   import java.rmi.RemoteException;
   
  import javax.naming.NamingException;
  
  import nl.tudelft.simulation.dsol.animation.D2.Renderable2D;
  
  import org.opentrafficsim.core.dsol.OTSSimulatorInterface;
  import org.opentrafficsim.core.network.animation.PaintLine;
  import org.opentrafficsim.core.network.animation.PaintPolygons;
  import org.opentrafficsim.road.network.lane.Lane;
  
  /**
   * <p>
   * Copyright (c) 2013-2015 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>
   * $LastChangedDate: 2015-09-14 01:33:02 +0200 (Mon, 14 Sep 2015) $, @version $Revision: 1401 $, by $Author: averbraeck $,
   * initial version Oct 17, 2014 <br>
   * @author <a href="http://www.tbm.tudelft.nl/averbraeck">Alexander Verbraeck</a>
   */
  public class LaneAnimation extends Renderable2D
  {
      /** Color of the lane. */
      private final Color color;
  
      /** Whether to draw the center line or not. */
      private final boolean drawCenterLine;
  
      /**
       * @param source s
       * @param simulator s
       * @param color color of the lane.
       * @param drawCenterLine whether to draw the center line or not
       * @throws NamingException ne
       * @throws RemoteException on communication failure
       */
      public LaneAnimation(final Lane source, final OTSSimulatorInterface simulator, final Color color,
          final boolean drawCenterLine) throws NamingException, RemoteException
      {
          super(source, simulator);
          this.color = color;
          this.drawCenterLine = drawCenterLine;
      }
  
      /** {@inheritDoc} */
      @Override
      public final void paint(final Graphics2D graphics, final ImageObserver observer)
      {
          Lane lane = (Lane) getSource();
          if (this.color != null)
          {
              PaintPolygons.paintMultiPolygon(graphics, this.color, lane.getLocation(), lane.getContour(), true);
          }
  
          if (this.drawCenterLine)
          {
              PaintLine.paintLine(graphics, Color.RED, 0.25, lane.getLocation(), lane.getCenterLine());
              Shape startCircle =
                  new Ellipse2D.Double(lane.getCenterLine().getFirst().x - lane.getLocation().x - 0.25, -lane
                      .getCenterLine().getFirst().y + lane.getLocation().y - 0.25, 0.5, 0.5);
              Shape endCircle =
                  new Ellipse2D.Double(lane.getCenterLine().getLast().x - lane.getLocation().x - 0.25, -lane
                      .getCenterLine().getLast().y + lane.getLocation().y - 0.25, 0.5, 0.5);
              graphics.setColor(Color.BLUE);
              graphics.fill(startCircle);
              graphics.setColor(Color.RED);
              graphics.fill(endCircle);
          }
      }
  }