Example usage for org.jfree.data DefaultPieDataset DefaultPieDataset

Introduction

In this page you can find the example usage for org.jfree.data DefaultPieDataset DefaultPieDataset.

Prototype

public DefaultPieDataset() 

Source Link

Document

Constructs a new dataset, initially empty.

Usage

From source file:de.berlios.statcvs.xml.chart.AbstractPieChart.java

/**
 * @param filename/*from  w  ww. j a va  2s .  co  m*/
 * @param title
 */
public AbstractPieChart(ReportSettings settings, String filename, String title) {
    super(settings, filename, title);

    dataset = new DefaultPieDataset();
    JFreeChart chart = ChartFactory.createPieChart3D(settings.getProjectName(), // chart title
            dataset, // data
            true, // include legend
            true, false);

    PiePlot3D plot = (PiePlot3D) chart.getPlot();
    plot.setStartAngle(270);
    plot.setDirection(Rotation.CLOCKWISE);
    plot.setForegroundAlpha(0.5f);
    //plot.setDepthFactor(0.2);
    plot.setDepthFactor(0.01);

    setChart(chart);
}

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From source file:net.sf.statcvs.output.xml.chart.AbstractPieChart.java

/**
 * @param filename/* w  w w.j  a  v a 2  s .c o m*/
 * @param title
 */
public AbstractPieChart(String filename, String title) {
    super(filename, title);
    dataset = new DefaultPieDataset();
    createChart();
}

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From source file:de.suse.swamp.test.TestStatisticsGraph.java

public void testStatistic() {

    XYSeries series = new XYSeries("Running Workflows");
    series.add(1995, 0.5);/*from w w w .  jav a2s . c o  m*/
    series.add(2000, 3.0);
    series.add(2010, 20.0);
    series.add(2020, 50.0);
    XYDataset dataset = new XYSeriesCollection(series);

    JFreeChart chart = ChartFactory.createTimeSeriesChart("test", "time", "value", dataset, false, false,
            false);

    JFreeChart chart4;
    DefaultPieDataset dataset2 = new DefaultPieDataset();
    // Initialize the dataset
    dataset2.setValue("California", new Double(10.0));
    dataset2.setValue("Arizona", new Double(8.0));
    dataset2.setValue("New Mexico", new Double(8.0));
    dataset2.setValue("Texas", new Double(40.0));
    dataset2.setValue("Louisiana", new Double(8.0));
    dataset2.setValue("Mississippi", new Double(4.0));
    dataset2.setValue("Alabama", new Double(2.0));
    dataset2.setValue("Florida", new Double(20.0));

    chart4 = ChartFactory.createPieChart3D("Driving Time Spent Per State (3D with Transparency)", // The chart title
            dataset2, // The dataset for the chart
            true, // Is a legend required?
            true, // Use tooltips
            false // Configure chart to generate URLs?
    );
    PiePlot3D plot4 = (PiePlot3D) chart4.getPlot();
    plot4.setForegroundAlpha(0.6f);

    try {
        ChartUtilities.saveChartAsPNG(new java.io.File("test.png"), chart, 500, 300);

        ChartUtilities.saveChartAsPNG(new java.io.File("test2.png"), chart4, 500, 300);
    } catch (java.io.IOException exc) {
        System.err.println("Error writing image to file");
    }

}

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From source file:com.sixrr.metrics.ui.charts.PieChartDialog.java

private PieDataset createDataset() {
    final List<Pair<String, Double>> namedValues = new ArrayList<Pair<String, Double>>();
    double total = 0.0;
    for (int j = 0; j < values.length; j++) {
        final Double value = values[j];
        final String measuredItem = measuredItems[j];
        if (value != null && value != 0.0) {
            namedValues.add(new Pair<String, Double>(measuredItem, value));
            total += value;/* w  w w .  j a v  a 2  s.co m*/
        }
    }
    Collections.sort(namedValues, new Comparator<Pair<String, Double>>() {
        @Override
        public int compare(Pair<String, Double> pair1, Pair<String, Double> pair2) {
            final Double value1 = pair1.getSecond();
            final Double value2 = pair2.getSecond();
            return -value1.compareTo(value2);
        }
    });
    final DefaultPieDataset dataset = new DefaultPieDataset();

    double totalForOther = 0.0;
    for (final Pair<String, Double> namedValue : namedValues) {
        final double value = namedValue.getSecond();
        if (value > total * SMALLEST_PIE_PIECE) {
            dataset.setValue(namedValue.getFirst(), value);
        } else {
            totalForOther += value;
        }
    }
    if (totalForOther != 0.0) {
        dataset.setValue(MetricsReloadedBundle.message("other"), totalForOther);
    }
    return dataset;
}

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From source file:include.picture.MyPieChart.java

private DefaultPieDataset getDataSet(String[] name, double[] quantiy) {
    DefaultPieDataset dataset = new DefaultPieDataset();
    for (int i = 0; i < name.length; i++) {
        dataset.setValue(name[i], quantiy[i]);
    }// ww  w  . ja  v  a 2 s  . c o  m
    return dataset;
}

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