Example usage for org.jfree.chart.labels StandardPieToolTipGenerator getPercentFormat

Introduction

In this page you can find the example usage for org.jfree.chart.labels StandardPieToolTipGenerator getPercentFormat.

Prototype

public NumberFormat getPercentFormat() 

Source Link

Document

Returns the percent formatter.

Usage

From source file:fr.inria.soctrace.framesoc.ui.piechart.view.StatisticsPieChartView.java

/**
 * Creates the chart.//w  w w .j  a v  a 2 s.  c  o m
 * 
 * @param dataset
 *            the dataset.
 * @param loader
 *            the pie chart loader
 * @param dataRequested
 *            flag indicating if the data have been requested for the current loader and the
 *            current interval
 * @return the pie chart
 */
private JFreeChart createChart(PieDataset dataset, String title, IPieChartLoader loader,
        boolean dataRequested) {

    JFreeChart chart = ChartFactory.createPieChart(title, dataset, HAS_LEGEND, HAS_TOOLTIPS, HAS_URLS);

    // legend
    if (HAS_LEGEND) {
        LegendTitle legend = chart.getLegend();
        legend.setPosition(RectangleEdge.LEFT);
    }

    // plot
    PiePlot plot = (PiePlot) chart.getPlot();
    plot.setSectionOutlinesVisible(false);
    plot.setLabelFont(new Font("SansSerif", Font.PLAIN, 12));
    plot.setNoDataMessage(
            "No data available " + (dataRequested ? "in this time interval" : "yet. Press the Load button."));
    plot.setCircular(true);
    plot.setLabelGenerator(null); // hide labels
    plot.setBackgroundPaint(Color.WHITE);
    plot.setOutlineVisible(false);
    plot.setShadowPaint(Color.WHITE);
    plot.setBaseSectionPaint(Color.WHITE);
    StandardPieToolTipGenerator g = (StandardPieToolTipGenerator) plot.getToolTipGenerator();
    NumberFormat format = ValueLabelProvider.getActualFormat(loader.getFormat(), getTimeUnit());
    StandardPieToolTipGenerator sg = new StandardPieToolTipGenerator(g.getLabelFormat(), format,
            g.getPercentFormat());
    plot.setToolTipGenerator(sg);

    for (Object o : dataset.getKeys()) {
        String key = (String) o;
        plot.setSectionPaint(key, loader.getColor(key).getAwtColor());
    }
    return chart;
}

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