package org.opentrafficsim.animation.data;
   
   import java.awt.Color;
   import java.util.List;
   
   import org.djunits.value.vdouble.scalar.Length;
   import org.djutils.draw.point.OrientedPoint2d;
   import org.djutils.draw.point.Point2d;
   import org.opentrafficsim.base.geometry.OtsBounds2d;
  import org.opentrafficsim.draw.road.ConflictAnimation.ConflictData;
  import org.opentrafficsim.road.network.lane.conflict.Conflict;
  
  /**
   * Animation data of a Conflict.
   * <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 AnimationConflictData implements ConflictData
  {
  
      /** Conflict. */
      private final Conflict conflict;
  
      /** Contour. */
      private List<Point2d> contour = null;
  
      /**
       * Constructor.
       * @param conflict Conflict; conflict.
       */
      public AnimationConflictData(final Conflict conflict)
      {
          this.conflict = conflict;
      }
  
      /** {@inheritDoc} */
      @Override
      public Length getLaneWidth()
      {
          return this.conflict.getLane().getWidth(this.conflict.getLongitudinalPosition());
      }
  
      /** {@inheritDoc} */
      @Override
      public OrientedPoint2d getLocation()
      {
          return this.conflict.getLocation();
      }
  
      /** {@inheritDoc} */
      @Override
      public OtsBounds2d getBounds()
      {
          return this.conflict.getBounds();
      }
  
      /** {@inheritDoc} */
      @Override
      public String getId()
      {
          return this.conflict.getFullId();
      }
  
      /** {@inheritDoc} */
      @Override
      public Color getColor()
      {
          switch (this.conflict.conflictPriority())
          {
              case SPLIT:
                  return Color.BLUE;
              case PRIORITY:
                  return Color.GREEN;
              case YIELD:
                  return Color.ORANGE;
              default:
                  return Color.RED;
          }
      }
  
      /** {@inheritDoc} */
      @Override
      public List<Point2d> getContour()
      {
          if (this.contour == null)
          {
              // this creates a new list every time, so we cache it
              this.contour = this.conflict.getGeometry().getPointList();
          }
          return this.contour;
      }
  
      /** {@inheritDoc} */
      @Override
      public boolean isCrossing()
      {
         return this.conflict.getConflictType().isCrossing();
     }
 
     /** {@inheritDoc} */
     @Override
     public boolean isPermitted()
     {
         return this.conflict.isPermitted();
     }
 
     /**
      * Returns the Conflict.
      * @return Conflict; GTU.
      */
     public Conflict getConflict()
     {
         return this.conflict;
     }
 
     /** {@inheritDoc} */
     @Override
     public String toString()
     {
         return "Conflict " + this.conflict.getLane().getFullId() + " " + this.conflict.getLongitudinalPosition();
     }
 
 }