package nl.tudelft.simulation.dsol.swing.charts.xy;
   
   import java.util.ArrayList;
   import java.util.Arrays;
   import java.util.List;
   
   import org.jfree.data.DomainOrder;
   import org.jfree.data.general.AbstractSeriesDataset;
   import org.jfree.data.general.DatasetChangeEvent;
  import org.jfree.data.general.DatasetChangeListener;
  
  import nl.tudelft.simulation.language.filters.FilterInterface;
  
  /**
   * The xyDataset specifies the xyDataset in DSOL.
   * <p>
   * Copyright (c) 2002-2023 Delft University of Technology, Jaffalaan 5, 2628 BX Delft, the Netherlands. All rights reserved. See
   * for project information <a href="https://simulation.tudelft.nl/" target="_blank"> https://simulation.tudelft.nl</a>. The DSOL
   * project is distributed under a three-clause BSD-style license, which can be found at
   * <a href="https://https://simulation.tudelft.nl/dsol/docs/latest/license.html" target="_blank">
   * https://https://simulation.tudelft.nl/dsol/docs/latest/license.html</a>.
   * </p>
   * @author <a href="https://www.linkedin.com/in/peterhmjacobs">Peter Jacobs </a>
   * @since 1.5
   */
  public class XYDataset extends AbstractSeriesDataset implements org.jfree.data.xy.XYDataset, DatasetChangeListener
  {
  
      /** default UId. */
      private static final long serialVersionUID = 1L;
  
      /** series contains the series of the set. */
      private XYSeries[] series = new XYSeries[0];
  
      /**
       * constructs a new XYDataset.
       */
      public XYDataset()
      {
          super();
          this.fireDatasetChanged();
      }
  
      /** {@inheritDoc} */
      @Override
      public void datasetChanged(final DatasetChangeEvent arg0)
      {
          if (arg0 != null)
          {
              this.fireDatasetChanged();
          }
      }
  
      /**
       * adds a dataset to the series
       * @param dataset XYSeries; the set
       */
      public synchronized void addSeries(final XYSeries dataset)
      {
          dataset.addChangeListener(this);
          List<XYSeries> list = new ArrayList<XYSeries>(Arrays.asList(this.series));
          list.add(dataset);
          this.series = list.toArray(new XYSeries[list.size()]);
          this.fireDatasetChanged();
      }
  
      /** {@inheritDoc} */
      @Override
      public DomainOrder getDomainOrder()
      {
          return DomainOrder.ASCENDING;
      }
  
      /** {@inheritDoc} */
      @Override
      public int getItemCount(final int serie)
      {
          return this.series[serie].getItemCount();
      }
  
      /** {@inheritDoc} */
      @Override
      public double getXValue(final int serie, final int item)
      {
          return this.series[serie].getXValue(item);
      }
  
      /** {@inheritDoc} */
      @Override
      public double getYValue(final int serie, final int item)
      {
          return this.series[serie].getYValue(item);
      }
  
      /** {@inheritDoc} */
      @Override
      public int getSeriesCount()
      {
          return this.series.length;
     }
 
     /**
      * @param serie int; the series to retrieve the name for
      * @return name the name of the series
      */
     public String getSeriesName(final int serie)
     {
         return this.series[serie].getSeriesName();
     }
 
     /** {@inheritDoc} */
     @Override
     public Number getX(final int serie, final int item)
     {
         return Double.valueOf(this.series[serie].getXValue(item));
     }
 
     /** {@inheritDoc} */
     @Override
     public Number getY(final int serie, final int item)
     {
         return Double.valueOf(this.series[serie].getYValue(item));
     }
 
     /**
      * applies a filter on the chart
      * @param filter FilterInterface; the filter to apply
      */
     public void setFilter(final FilterInterface filter)
     {
         for (int i = 0; i < this.series.length; i++)
         {
             this.series[i].setFilter(filter);
         }
     }
 
     /** {@inheritDoc} */
     @Override
     public Comparable<?> getSeriesKey(final int seriesNumber)
     {
         return this.series[seriesNumber].getSeriesName();
     }
 
 }