package org.opentrafficsim.animation.data;
   
   import org.djutils.draw.line.PolyLine2d;
   import org.djutils.draw.line.Polygon2d;
   import org.djutils.draw.point.OrientedPoint2d;
   import org.opentrafficsim.base.geometry.OtsLocatable;
   import org.opentrafficsim.base.geometry.OtsShape;
   import org.opentrafficsim.core.network.Link;
   import org.opentrafficsim.draw.network.LinkAnimation.LinkData;
  
  /**
   * Animation data of a Link.
   * <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 class AnimationLinkData implements LinkData
  {
  
      /** Link. */
      private final Link link;
  
      /** Shape (cached). */
      private OtsShape shape;
  
      /**
       * Constructor.
       * @param link link.
       */
      public AnimationLinkData(final Link link)
      {
          this.link = link;
      }
  
      @Override
      public Polygon2d getContour()
      {
          return this.link.getContour();
      }
  
      @Override
      public OtsShape getShape()
      {
          if (this.shape == null)
          {
              this.shape = LinkData.super.getShape();
          }
          return this.shape;
      }
  
      @Override
      public String getId()
      {
          return this.link.getId();
      }
  
      @Override
      public boolean isConnector()
      {
          return this.link.isConnector();
      }
  
      @Override
      public PolyLine2d getCenterLine()
      {
          return this.link.getDesignLine();
      }
  
      @Override
      public PolyLine2d getLine()
      {
          return OtsLocatable.transformLine(getCenterLine(), getLocation());
      }
  
      @Override
      public OrientedPoint2d getLocation()
      {
          return this.link.getLocation();
      }
  
      /**
       * Returns the link.
       * @return link.
       */
      public Link getLink()
      {
          return this.link;
      }
  
      @Override
      public String toString()
      {
          return "Link " + this.link.getId();
      }
  
  }