Example usage for org.jfree.chart.plot PiePlot getToolTipGenerator

Introduction

In this page you can find the example usage for org.jfree.chart.plot PiePlot getToolTipGenerator.

Prototype

public PieToolTipGenerator getToolTipGenerator() 

Source Link

Document

Returns the tool tip generator, an object that is responsible for generating the text items used for tool tips by the plot.

Usage

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

/**
 * Creates the chart.//from  ww  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;
}

---