package org.opentrafficsim.draw.network;
   
   import java.awt.BasicStroke;
   import java.awt.Color;
   import java.awt.Graphics2D;
   import java.awt.geom.Ellipse2D;
   import java.awt.geom.GeneralPath;
   import java.awt.geom.Path2D;
   import java.awt.image.ImageObserver;
  import java.util.function.Supplier;
  
  import org.djutils.base.Identifiable;
  import org.djutils.draw.point.OrientedPoint2d;
  import org.opentrafficsim.draw.ClickablePointLocatable;
  import org.opentrafficsim.draw.DrawLevel;
  import org.opentrafficsim.draw.OtsRenderable;
  import org.opentrafficsim.draw.TextAlignment;
  import org.opentrafficsim.draw.TextAnimation;
  import org.opentrafficsim.draw.network.NodeAnimation.NodeData;
  
  import nl.tudelft.simulation.naming.context.Contextualized;
  
  /**
   * Draws NodeData.
   * <p>
   * Copyright (c) 2013-2024 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
   * BSD-style license. See <a href="https://opentrafficsim.org/docs/license.html">OpenTrafficSim License</a>.
   * </p>
   * @author <a href="https://github.com/averbraeck">Alexander Verbraeck</a>
   * @author <a href="https://github.com/wjschakel">Wouter Schakel</a>
   */
  public class NodeAnimation extends OtsRenderable<NodeData>
  {
      /** */
      private static final long serialVersionUID = 20140000L;
  
      /** the Text object to destroy when the animation is destroyed. */
      private Text text;
  
      /**
       * @param node node data.
       * @param contextualized context provider
       */
      public NodeAnimation(final NodeData node, final Contextualized contextualized)
      {
          super(node, contextualized);
          this.text = new Text(node, node::getId, 0.0f, 3.0f, TextAlignment.CENTER, Color.BLACK, contextualized,
                  TextAnimation.RENDERWHEN10);
      }
  
      @Override
      public final void paint(final Graphics2D graphics, final ImageObserver observer)
      {
          setRendering(graphics);
          graphics.setColor(Color.BLACK);
          graphics.setStroke(new BasicStroke(0.5f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER));
          graphics.draw(new Ellipse2D.Double(-0.5, -0.5, 1.0, 1.0));
          double direction = getSource().getLocation().getDirZ();
          if (!Double.isNaN(direction))
          {
              GeneralPath arrow = new GeneralPath(Path2D.WIND_EVEN_ODD, 3);
              arrow.moveTo(0.5, -0.5);
              arrow.lineTo(2, 0);
              arrow.lineTo(0.5, 0.5);
              graphics.draw(arrow);
          }
          resetRendering(graphics);
      }
  
      @Override
      public void destroy(final Contextualized contextProvider)
      {
          super.destroy(contextProvider);
          this.text.destroy(contextProvider);
      }
  
      @Override
      public final String toString()
      {
          return "NodeAnimation [node=" + super.getSource() + "]";
      }
  
      /**
       * Text animation for the Node. Separate class to be able to turn it on and off...
       * <p>
       * Copyright (c) 2013-2024 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
       * <br>
       * BSD-style license. See <a href="https://opentrafficsim.org/docs/license.html">OpenTrafficSim License</a>.
       * </p>
       * @author <a href="https://github.com/averbraeck">Alexander Verbraeck</a>
       * @author <a href="https://github.com/peter-knoppers">Peter Knoppers</a>
       * @author <a href="https://github.com/wjschakel">Wouter Schakel</a>
       */
      public class Text extends TextAnimation<NodeData, Text>
      {
          /** */
          private static final long serialVersionUID = 20161211L;
  
          /**
          * @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 textPlacement where to place the text
          * @param color the color of the text
          * @param contextualized context provider
          * @param scaleDependentRendering size limiter for text animation
          */
         @SuppressWarnings("checkstyle:parameternumber")
         public Text(final NodeData source, final Supplier<String> text, final float dx, final float dy,
                 final TextAlignment textPlacement, final Color color, final Contextualized contextualized,
                 final ScaleDependentRendering scaleDependentRendering)
         {
             super(source, text, dx, dy, textPlacement, color, 2.0f, 12.0f, 50f, contextualized, scaleDependentRendering);
             setFlip(false);
             setRotate(false);
         }
 
         @Override
         public final String toString()
         {
             return "NodeAnimation.Text []";
         }
     }
 
     /**
      * NodeData provides the information required to draw a node.
      * <p>
      * Copyright (c) 2023-2024 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
      * <br>
      * BSD-style license. See <a href="https://opentrafficsim.org/docs/license.html">OpenTrafficSim License</a>.
      * </p>
      * @author <a href="https://github.com/wjschakel">Wouter Schakel</a>
      */
     public interface NodeData extends ClickablePointLocatable, Identifiable
     {
         @Override
         OrientedPoint2d getLocation();
 
         @Override
         default double getZ()
         {
             return DrawLevel.NODE.getZ();
         }
     }
 
 }