package net.sf.jasperreports.charts.util;

import java.util.List;
import net.sf.jasperreports.engine.JRPrintHyperlink;
import org.jfree.chart.entity.ChartEntity;
import org.jfree.chart.entity.XYItemEntity;

public class HighLowChartHyperlinkProvider implements ChartHyperlinkProvider {
  private static final long serialVersionUID = 10200L;
  
  private List itemHyperlinks;
  
  public HighLowChartHyperlinkProvider(List itemHyperlinks) {
    this.itemHyperlinks = itemHyperlinks;
  }
  
  public JRPrintHyperlink getEntityHyperlink(ChartEntity entity) {
    JRPrintHyperlink printHyperlink = null;
    if (hasHyperlinks() && entity instanceof XYItemEntity) {
      XYItemEntity itemEntity = (XYItemEntity)entity;
      int item = itemEntity.getItem();
      if (item >= 0 && item < this.itemHyperlinks.size())
        printHyperlink = this.itemHyperlinks.get(item); 
    } 
    return printHyperlink;
  }
  
  public boolean hasHyperlinks() {
    return (this.itemHyperlinks != null && this.itemHyperlinks.size() > 0);
  }
}