org.jfree.chart.plot.PiePlot Java Examples

/**
 * Handles a mouse wheel event from the underlying chart panel.
 *
 * @param e  the event.
 */
public void mouseWheelMoved(MouseWheelEvent e) {
    JFreeChart chart = this.chartPanel.getChart();
    if (chart == null) {
        return;
    }
    Plot plot = chart.getPlot();
    if (plot instanceof Zoomable) {
        Zoomable zoomable = (Zoomable) plot;
        handleZoomable(zoomable, e);
    }
    else if (plot instanceof PiePlot) {
        PiePlot pp = (PiePlot) plot;
        pp.handleMouseWheelRotation(e.getWheelRotation());
    }
}
 

/**
 * Handles a mouse wheel event from the underlying chart panel.
 *
 * @param e  the event.
 */
@Override
public void mouseWheelMoved(MouseWheelEvent e) {
    JFreeChart chart = this.chartPanel.getChart();
    if (chart == null) {
        return;
    }
    Plot plot = chart.getPlot();
    if (plot instanceof Zoomable) {
        Zoomable zoomable = (Zoomable) plot;
        handleZoomable(zoomable, e);
    }
    else if (plot instanceof PiePlot) {
        PiePlot pp = (PiePlot) plot;
        pp.handleMouseWheelRotation(e.getWheelRotation());
    }
}
 

@Override
public void handleScroll(ChartCanvas canvas, ScrollEvent e) {
    JFreeChart chart = canvas.getChart();
    if (chart == null) {
        return;
    }
    Plot plot = chart.getPlot();
    if (plot instanceof Zoomable) {
        Zoomable zoomable = (Zoomable) plot;
        handleZoomable(canvas, zoomable, e);
    }
    else if (plot instanceof PiePlot) {
        PiePlot pp = (PiePlot) plot;
        pp.handleMouseWheelRotation((int) e.getDeltaY());
    }
}
 

/**
 * Creates a chart that displays multiple pie plots.  The chart object
 * returned by this method uses a {@link MultiplePiePlot} instance as the
 * plot.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param dataset  the dataset (<code>null</code> permitted).
 * @param order  the order that the data is extracted (by row or by column)
 *               (<code>null</code> not permitted).
 * @param legend  include a legend?
 *
 * @return A chart.
 */
public static JFreeChart createMultiplePieChart(String title,
        CategoryDataset dataset, TableOrder order, boolean legend) {

    if (order == null) {
        throw new IllegalArgumentException("Null 'order' argument.");
    }
    MultiplePiePlot plot = new MultiplePiePlot(dataset);
    plot.setDataExtractOrder(order);
    plot.setBackgroundPaint(null);
    plot.setOutlineStroke(null);
    PieToolTipGenerator tooltipGenerator
            = new StandardPieToolTipGenerator();
    PiePlot pp = (PiePlot) plot.getPieChart().getPlot();
    pp.setToolTipGenerator(tooltipGenerator);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Applies the attributes of this theme to a {@link PiePlot} instance.
 * This method also clears any set values for the section paint, outline
 * etc, so that the theme's {@link DrawingSupplier} will be used.
 *
 * @param plot  the plot (<code>null</code> not permitted).
 */
protected void applyToPiePlot(PiePlot plot) {
    plot.setLabelLinkPaint(this.labelLinkPaint);
    plot.setLabelLinkStyle(this.labelLinkStyle);
    plot.setLabelFont(this.regularFont);
    plot.setShadowGenerator(this.shadowGenerator);

    // clear the section attributes so that the theme's DrawingSupplier
    // will be used
    if (plot.getAutoPopulateSectionPaint()) {
        plot.clearSectionPaints(false);
    }
    if (plot.getAutoPopulateSectionOutlinePaint()) {
        plot.clearSectionOutlinePaints(false);
    }
    if (plot.getAutoPopulateSectionOutlineStroke()) {
        plot.clearSectionOutlineStrokes(false);
    }
}
 

/**
 * Creates a chart.
 * 
 * @param dataset  the dataset.
 * 
 * @return A chart.
 */
private static JFreeChart createChart(PieDataset dataset) {
    
    JFreeChart chart = ChartFactory.createPieChart(
        "Pie Chart Demo 1",  // chart title
        dataset,             // data
        true,               // include legend
        true,
        false
    );

    PiePlot plot = (PiePlot) chart.getPlot();
    plot.setSectionOutlinesVisible(false);
    plot.setLabelFont(new Font("SansSerif", Font.PLAIN, 12));
    plot.setNoDataMessage("No data available");
    plot.setCircular(false);
    plot.setLabelGap(0.02);
    return chart;
    
}
 

/**
 * Handles a mouse wheel event from the underlying chart panel.
 *
 * @param e  the event.
 */
@Override
public void mouseWheelMoved(MouseWheelEvent e) {
    JFreeChart chart = this.chartPanel.getChart();
    if (chart == null) {
        return;
    }
    Plot plot = chart.getPlot();
    if (plot instanceof Zoomable) {
        Zoomable zoomable = (Zoomable) plot;
        handleZoomable(zoomable, e);
    }
    else if (plot instanceof PiePlot) {
        PiePlot pp = (PiePlot) plot;
        pp.handleMouseWheelRotation(e.getWheelRotation());
    }
}
 

/**
 * Creates a pie chart with default settings.
 * <P>
 * The chart object returned by this method uses a {@link PiePlot} instance
 * as the plot.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 * @param tooltips  configure chart to generate tool tips?
 * @param urls  configure chart to generate URLs?
 *
 * @return A pie chart.
 */
public static JFreeChart createPieChart(String title, PieDataset dataset,
        boolean legend, boolean tooltips, boolean urls) {

    PiePlot plot = new PiePlot(dataset);
    plot.setLabelGenerator(new StandardPieSectionLabelGenerator());
    plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
    if (tooltips) {
        plot.setToolTipGenerator(new StandardPieToolTipGenerator());
    }
    if (urls) {
        plot.setURLGenerator(new StandardPieURLGenerator());
    }
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;
}
 

/**
 * Creates a pie chart with default settings.
 * <P>
 * The chart object returned by this method uses a {@link PiePlot} instance
 * as the plot.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 * @param tooltips  configure chart to generate tool tips?
 * @param urls  configure chart to generate URLs?
 *
 * @return A pie chart.
 */
public static JFreeChart createPieChart(String title, PieDataset dataset,
        boolean legend, boolean tooltips, boolean urls) {

    PiePlot plot = new PiePlot(dataset);
    plot.setLabelGenerator(new StandardPieSectionLabelGenerator());
    plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
    if (tooltips) {
        plot.setToolTipGenerator(new StandardPieToolTipGenerator());
    }
    if (urls) {
        plot.setURLGenerator(new StandardPieURLGenerator());
    }
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;
}
 

/**
 * Creates a chart.
 * 
 * @param dataset  the dataset.
 * 
 * @return A chart.
 */
private static JFreeChart createChart(PieDataset dataset) {
    
    JFreeChart chart = ChartFactory.createPieChart(
        "Pie Chart Demo 1",  // chart title
        dataset,             // data
        true,               // include legend
        true,
        false
    );

    PiePlot plot = (PiePlot) chart.getPlot();
    plot.setSectionOutlinesVisible(false);
    plot.setLabelFont(new Font("SansSerif", Font.PLAIN, 12));
    plot.setNoDataMessage("No data available");
    plot.setCircular(false);
    plot.setLabelGap(0.02);
    return chart;        
}
 

public static JFreeChart generatePieChart()
{
    DefaultPieDataset dataSet = new DefaultPieDataset();
    dataSet.setValue("China", 30);
    dataSet.setValue("India", 30);
    dataSet.setValue("United States", 40);

    JFreeChart chart = ChartFactory.createPieChart("", dataSet, false, true, false);
    PiePlot piePlot = (PiePlot) chart.getPlot();
    piePlot.setBackgroundPaint(Color.WHITE); // set background color white
    piePlot.setOutlineVisible(false); // remove background border
    piePlot.setLabelGenerator(null); // remove pie section labels
    piePlot.setSectionPaint("China", Color.GRAY);
    piePlot.setSectionPaint("India", Color.GREEN);
    piePlot.setSectionPaint("United States", Color.BLUE);
    piePlot.setShadowPaint(Color.WHITE);

    return chart;
}
 

/**
 * Handles a mouse wheel event from the underlying chart panel.
 *
 * @param e  the event.
 */
@Override
public void mouseWheelMoved(MouseWheelEvent e) {
    JFreeChart chart = this.chartPanel.getChart();
    if (chart == null) {
        return;
    }
    Plot plot = chart.getPlot();
    if (plot instanceof Zoomable) {
        Zoomable zoomable = (Zoomable) plot;
        handleZoomable(zoomable, e);
    }
    else if (plot instanceof PiePlot) {
        PiePlot pp = (PiePlot) plot;
        pp.handleMouseWheelRotation(e.getWheelRotation());
    }
}
 

@Override
protected void createNewSerie(final IScope scope, final String serieid) {
	// final ChartDataSeries dataserie = chartdataset.getDataSeries(scope,
	// serieid);
	if(!IdPosition.containsKey(serieid)) {
		final PiePlot plot = (PiePlot) this.chart.getPlot();

		// final DefaultPieDataset firstdataset = (DefaultPieDataset)
		// plot.getDataset();

		nbseries++;
		IdPosition.put(serieid, nbseries - 1);
		if (getStyle().equals(IKeyword.EXPLODED)) {
			plot.setExplodePercent(serieid, 0.20);
		}
	}
	// DEBUG.LOG("new serie"+serieid+" at
	// "+IdPosition.get(serieid)+" jfds "+jfreedataset.size()+" datasc "+"
	// nbse "+nbseries);
}
 

@Override
public JFreeChart initChart() {
	
	JFreeChart chart = ChartFactory.createPieChart3D("Type repartition", getDataSet(), false,true, true);

	PiePlot plot = (PiePlot) chart.getPlot();
	plot.setSectionPaint("B", Color.BLACK);
	plot.setSectionPaint("W", Color.WHITE);
	plot.setSectionPaint("U", Color.BLUE);
	plot.setSectionPaint("G", Color.GREEN);
	plot.setSectionPaint("R", Color.RED);
	plot.setSectionPaint("multi", Color.YELLOW);
	plot.setSectionPaint("uncolor", Color.GRAY);

	PieSectionLabelGenerator generator = new StandardPieSectionLabelGenerator("{0} = {1}", new DecimalFormat("0"),
			new DecimalFormat("0.00%"));
	plot.setLabelGenerator(generator);
	
	return chart;
}
 

/**
 * Creates a pie chart with default settings.
 * <P>
 * The chart object returned by this method uses a {@link PiePlot} instance
 * as the plot.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 * @param tooltips  configure chart to generate tool tips?
 * @param urls  configure chart to generate URLs?
 *
 * @return A pie chart.
 */
public static JFreeChart createPieChart(String title, PieDataset dataset,
        boolean legend, boolean tooltips, boolean urls) {

    PiePlot plot = new PiePlot(dataset);
    plot.setLabelGenerator(new StandardPieSectionLabelGenerator());
    plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
    if (tooltips) {
        plot.setToolTipGenerator(new StandardPieToolTipGenerator());
    }
    if (urls) {
        plot.setURLGenerator(new StandardPieURLGenerator());
    }
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;
}
 

/**
 * Applies the attributes of this theme to a {@link PiePlot} instance.
 * This method also clears any set values for the section paint, outline
 * etc, so that the theme's {@link DrawingSupplier} will be used.
 *
 * @param plot  the plot (<code>null</code> not permitted).
 */
protected void applyToPiePlot(PiePlot plot) {
    plot.setLabelLinkPaint(this.labelLinkPaint);
    plot.setLabelLinkStyle(this.labelLinkStyle);
    plot.setLabelFont(this.regularFont);

    // clear the section attributes so that the theme's DrawingSupplier
    // will be used
    if (plot.getAutoPopulateSectionPaint()) {
        plot.clearSectionPaints(false);
    }
    if (plot.getAutoPopulateSectionOutlinePaint()) {
        plot.clearSectionOutlinePaints(false);
    }
    if (plot.getAutoPopulateSectionOutlineStroke()) {
        plot.clearSectionOutlineStrokes(false);
    }
}
 

/**
 * Creates a pie chart with default settings.
 * <P>
 * The chart object returned by this method uses a {@link PiePlot} instance
 * as the plot.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 * @param tooltips  configure chart to generate tool tips?
 * @param urls  configure chart to generate URLs?
 *
 * @return A pie chart.
 */
public static JFreeChart createPieChart(String title, PieDataset dataset,
        boolean legend, boolean tooltips, boolean urls) {

    PiePlot plot = new PiePlot(dataset);
    plot.setLabelGenerator(new StandardPieSectionLabelGenerator());
    plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
    if (tooltips) {
        plot.setToolTipGenerator(new StandardPieToolTipGenerator());
    }
    if (urls) {
        plot.setURLGenerator(new StandardPieURLGenerator());
    }
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;
}
 

/**
 * Applies the attributes of this theme to a {@link PiePlot} instance.
 * This method also clears any set values for the section paint, outline
 * etc, so that the theme's {@link DrawingSupplier} will be used.
 *
 * @param plot  the plot (<code>null</code> not permitted).
 */
protected void applyToPiePlot(PiePlot plot) {
    plot.setLabelLinkPaint(this.labelLinkPaint);
    plot.setLabelLinkStyle(this.labelLinkStyle);
    plot.setLabelFont(this.regularFont);
    plot.setShadowGenerator(this.shadowGenerator);

    // clear the section attributes so that the theme's DrawingSupplier
    // will be used
    if (plot.getAutoPopulateSectionPaint()) {
        plot.clearSectionPaints(false);
    }
    if (plot.getAutoPopulateSectionOutlinePaint()) {
        plot.clearSectionOutlinePaints(false);
    }
    if (plot.getAutoPopulateSectionOutlineStroke()) {
        plot.clearSectionOutlineStrokes(false);
    }
}
 

/**
 * Applies the attributes of this theme to a {@link PiePlot} instance.
 * This method also clears any set values for the section paint, outline
 * etc, so that the theme's {@link DrawingSupplier} will be used.
 *
 * @param plot  the plot (<code>null</code> not permitted).
 */
protected void applyToPiePlot(PiePlot plot) {
    plot.setLabelLinkPaint(this.labelLinkPaint);
    plot.setLabelLinkStyle(this.labelLinkStyle);
    plot.setLabelFont(this.regularFont);
    plot.setShadowGenerator(this.shadowGenerator);

    // clear the section attributes so that the theme's DrawingSupplier
    // will be used
    if (plot.getAutoPopulateSectionPaint()) {
        plot.clearSectionPaints(false);
    }
    if (plot.getAutoPopulateSectionOutlinePaint()) {
        plot.clearSectionOutlinePaints(false);
    }
    if (plot.getAutoPopulateSectionOutlineStroke()) {
        plot.clearSectionOutlineStrokes(false);
    }
}
 

/**
 * Handles a mouse wheel event from the underlying chart panel.
 *
 * @param e  the event.
 */
@Override
public void mouseWheelMoved(MouseWheelEvent e) {
    JFreeChart chart = this.chartPanel.getChart();
    if (chart == null) {
        return;
    }
    Plot plot = chart.getPlot();
    if (plot instanceof Zoomable) {
        Zoomable zoomable = (Zoomable) plot;
        handleZoomable(zoomable, e);
    }
    else if (plot instanceof PiePlot) {
        PiePlot pp = (PiePlot) plot;
        pp.handleMouseWheelRotation(e.getWheelRotation());
    }
}
 

/**
 * Applies the attributes of this theme to a {@link PiePlot} instance.
 * This method also clears any set values for the section paint, outline
 * etc, so that the theme's {@link DrawingSupplier} will be used.
 *
 * @param plot  the plot (<code>null</code> not permitted).
 */
protected void applyToPiePlot(PiePlot plot) {
    plot.setLabelLinkPaint(this.labelLinkPaint);
    plot.setLabelLinkStyle(this.labelLinkStyle);
    plot.setLabelFont(this.regularFont);
    plot.setShadowGenerator(this.shadowGenerator);

    // clear the section attributes so that the theme's DrawingSupplier
    // will be used
    if (plot.getAutoPopulateSectionPaint()) {
        plot.clearSectionPaints(false);
    }
    if (plot.getAutoPopulateSectionOutlinePaint()) {
        plot.clearSectionOutlinePaints(false);
    }
    if (plot.getAutoPopulateSectionOutlineStroke()) {
        plot.clearSectionOutlineStrokes(false);
    }
}
 

/**
 * Creates a chart.
 * 
 * @param dataset  the dataset.
 * 
 * @return A chart.
 */
private static JFreeChart createChart(PieDataset dataset) {
    
    JFreeChart chart = ChartFactory.createPieChart(
        "Pie Chart Demo 1",  // chart title
        dataset,             // data
        true,               // include legend
        true,
        false
    );

    PiePlot plot = (PiePlot) chart.getPlot();
    plot.setSectionOutlinesVisible(false);
    plot.setLabelFont(new Font("SansSerif", Font.PLAIN, 12));
    plot.setNoDataMessage("No data available");
    plot.setCircular(false);
    plot.setLabelGap(0.02);
    return chart;
    
}
 

/**
 * Creates a pie chart with default settings.
 * <P>
 * The chart object returned by this method uses a {@link PiePlot} instance 
 * as the plot.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 * @param tooltips  configure chart to generate tool tips?
 * @param urls  configure chart to generate URLs?
 *
 * @return A pie chart.
 */
public static JFreeChart createPieChart(String title,
                                        PieDataset dataset,
                                        boolean legend,
                                        boolean tooltips,
                                        boolean urls) {

    PiePlot plot = new PiePlot(dataset);
    plot.setLabelGenerator(new StandardPieSectionLabelGenerator());
    plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
    if (tooltips) {
        plot.setToolTipGenerator(new StandardPieToolTipGenerator());
    }
    if (urls) {
        plot.setURLGenerator(new StandardPieURLGenerator());
    }
    return new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, 
            legend);

}
 

@Override
public JFreeChart initChart() {
	
	JFreeChart chart = ChartFactory.createPieChart3D("Color repartition", // chart title
			getDataSet(), // data
			false, // include legend
			true, true);
	
	PiePlot plot = (PiePlot) chart.getPlot();
	
	for(MTGColor c : MTGColor.values())
	{
		plot.setSectionPaint(c,c.toColor());
		
	}
	plot.setSectionPaint("Multi", Color.YELLOW);
	plot.setSectionPaint("multi", Color.YELLOW);
	
	plot.setSimpleLabels(true);

	PieSectionLabelGenerator generator = new StandardPieSectionLabelGenerator("{1}", new DecimalFormat("0"),
			new DecimalFormat("0.00%"));
	plot.setLabelGenerator(generator);

	return chart;
}
 

/**
 * Creates a chart.
 * 
 * @param dataset  the dataset.
 * 
 * @return A chart.
 */
private static JFreeChart createChart(PieDataset dataset) {
    
    JFreeChart chart = ChartFactory.createPieChart(
        "Pie Chart Demo 1",  // chart title
        dataset,             // data
        true,               // include legend
        true,
        false
    );

    PiePlot plot = (PiePlot) chart.getPlot();
    plot.setSectionOutlinesVisible(false);
    plot.setLabelFont(new Font("SansSerif", Font.PLAIN, 10));
    plot.setNoDataMessage("No data available");
    plot.setSimpleLabels(true);
    return chart;
    
}
 

/**
 * Creates a pie chart with default settings.
 * <P>
 * The chart object returned by this method uses a {@link PiePlot} instance
 * as the plot.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 * @param tooltips  configure chart to generate tool tips?
 * @param urls  configure chart to generate URLs?
 *
 * @return A pie chart.
 */
public static JFreeChart createPieChart(String title, PieDataset dataset,
        boolean legend, boolean tooltips, boolean urls) {

    PiePlot plot = new PiePlot(dataset);
    plot.setLabelGenerator(new StandardPieSectionLabelGenerator());
    plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
    if (tooltips) {
        plot.setToolTipGenerator(new StandardPieToolTipGenerator());
    }
    if (urls) {
        plot.setURLGenerator(new StandardPieURLGenerator());
    }
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;
}
 

/**
 * Using a regular pie chart, we replace the dataset with null.  Expect to
 * receive notification of a chart change event, and (of course) the
 * dataset should be null.
 */
public void testReplaceDatasetOnPieChart() {
    LocalListener l = new LocalListener();
    this.pieChart.addChangeListener(l);
    PiePlot plot = (PiePlot) this.pieChart.getPlot();
    plot.setDataset(null);
    assertEquals(true, l.flag);
    assertNull(plot.getDataset());
}
 

/**
 * Using a regular pie chart, we replace the dataset with null.  Expect to
 * receive notification of a chart change event, and (of course) the
 * dataset should be null.
 */
@Test
public void testReplaceDatasetOnPieChart() {
    LocalListener l = new LocalListener();
    this.pieChart.addChangeListener(l);
    PiePlot plot = (PiePlot) this.pieChart.getPlot();
    plot.setDataset(null);
    assertEquals(true, l.flag);
    assertNull(plot.getDataset());
}
 

/**
 * Check that the default base section paint is not null, and that you
 * can never set it to null.
 */
public void testGetBaseSectionPaint() {
    PiePlot plot = new PiePlot();
    assertNotNull(plot.getBaseSectionPaint());

    boolean pass = false;
    try {
        plot.setBaseSectionPaint(null);
    }
    catch (IllegalArgumentException e) {
        pass = true;
    }
    assertTrue(pass);
}
 

/**
 * Using a regular pie chart, we replace the dataset with null.  Expect to
 * receive notification of a chart change event, and (of course) the
 * dataset should be null.
 */
@Test
public void testReplaceDatasetOnPieChart() {
    LocalListener l = new LocalListener();
    this.pieChart.addChangeListener(l);
    PiePlot plot = (PiePlot) this.pieChart.getPlot();
    plot.setDataset(null);
    assertEquals(true, l.flag);
    assertNull(plot.getDataset());
}