edu.ucla.stat.SOCR.motionchart.MotionItemLabelGenerator.java Source code

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Here is the source code for edu.ucla.stat.SOCR.motionchart.MotionItemLabelGenerator.java

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package edu.ucla.stat.SOCR.motionchart;

import org.jfree.chart.labels.BubbleXYItemLabelGenerator;
import org.jfree.data.xy.XYDataset;

import java.text.MessageFormat;

/**
 * Package: edu.ucla.stat.SOCR.motionchart
 * User: Khashim
 * Date: Dec 21, 2008
 * Time: 6:42:35 PM
 *
 * @author Jameel
 */
public class MotionItemLabelGenerator extends BubbleXYItemLabelGenerator {
    /**
     * Generates an item label for a particular item within a series.
     *
     * @param dataset the dataset (<code>null</code> not permitted).
     * @param series  the series index (zero-based).
     * @param item    the item index (zero-based).
     * @return The item label (possibly <code>null</code>).
     */
    @Override
    public String generateLabel(XYDataset dataset, int series, int item) {
        if (dataset instanceof MotionDataSet) {
            return MessageFormat.format("{0}", ((MotionDataSet) dataset).getCategory(series, item));
        }

        return super.generateLabel(dataset, series, item);
    }
}