package org.opentrafficsim.animation.data;
   
   import java.util.List;
   
   import org.djunits.value.vdouble.scalar.Length;
   import org.djutils.draw.line.PolyLine2d;
   import org.djutils.draw.point.OrientedPoint2d;
   import org.opentrafficsim.base.StripeElement;
   import org.opentrafficsim.base.StripeElement.StripeLateralSync;
  import org.opentrafficsim.base.geometry.DirectionalPolyLine;
  import org.opentrafficsim.base.geometry.OtsLocatable;
  import org.opentrafficsim.draw.road.StripeAnimation.StripeData;
  import org.opentrafficsim.road.network.lane.Stripe;
  
  /**
   * Animation data of a Stripe.
   * <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 AnimationStripeData extends AnimationCrossSectionElementData<Stripe> implements StripeData
  {
  
      /** Center line. */
      private DirectionalPolyLine directionalCenterLine = null;
  
      /**
       * Constructor.
       * @param stripe stripe
       */
      public AnimationStripeData(final Stripe stripe)
      {
          super(stripe);
      }
  
      @Override
      public DirectionalPolyLine getCenterLine()
      {
          if (this.directionalCenterLine == null)
          {
              this.directionalCenterLine = new DirectionalPolyLine(getElement().getCenterLine(),
                      getElement().getLink().getStartNode().getHeading(), getElement().getLink().getEndNode().getHeading());
          }
          return this.directionalCenterLine;
      }
  
      @Override
      public PolyLine2d getReferenceLine()
      {
          return getElement().getLateralSync().equals(StripeLateralSync.NONE) ? getElement().getCenterLine()
                  : getLinkReferenceLine();
      }
  
      /**
       * Return link reference line.
       * @return link reference line
       */
      private PolyLine2d getLinkReferenceLine()
      {
          return getElement().getLinkReferenceLine();
      }
  
      @Override
      public PolyLine2d getLine()
      {
          return OtsLocatable.transformLine(getElement().getCenterLine(), getLocation());
      }
  
      @Override
      public List<StripeElement> getElements()
      {
          return getElement().getElements();
      }
  
      @Override
      public Length getDashOffset()
      {
          return getElement().getDashOffset();
      }
  
      @Override
      public OrientedPoint2d getLocation()
      {
          return getElement().getLocation();
      }
  
      @Override
      public Length getWidth(final Length location)
      {
          return getElement().getWidth(location);
      }
  
      @Override
      public String toString()
      {
          return "Stripe " + getElement().getLink().getId() + " " + getElement().getOffsetAtBegin();
      }
 
 }