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

Introduction

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

Prototype

public void setIgnoreNullValues(boolean flag) 

Source Link

Document

Sets a flag that controls whether null values are ignored, and sends a PlotChangeEvent to all registered listeners.

Usage

From source file:com.googlecode.logVisualizer.chart.PieChartBuilder.java

private JFreeChart createChart(final PieDataset dataset) {

    final JFreeChart chart = ChartFactory.createPieChart(getTitle(), dataset, isIncludeLegend(), true, false);
    final PiePlot plot = (PiePlot) chart.getPlot();

    plot.setSectionOutlinesVisible(false);
    plot.setNoDataMessage("No data available");
    plot.setIgnoreNullValues(true);
    plot.setIgnoreZeroValues(true);//from   ww w. j  a v  a  2 s  .  c o m

    return chart;
}

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From source file:org.sonar.server.charts.deprecated.PieChart.java

private void configurePlot() {
    PiePlot plot = (PiePlot) jfreechart.getPlot();
    plot.setNoDataMessage(DEFAULT_MESSAGE_NODATA);
    plot.setInsets(RectangleInsets.ZERO_INSETS);
    plot.setDataset(dataset);//from ww w  .j av a  2s  . co m
    plot.setBackgroundAlpha(0.0f);
    plot.setCircular(true);
    plot.setLabelGenerator(null);
    plot.setIgnoreNullValues(true);
    plot.setIgnoreZeroValues(true);
    plot.setShadowPaint(null);
    plot.setLabelLinkMargin(0.0);
    plot.setInteriorGap(0.02);
    plot.setMaximumLabelWidth(0.10);
}

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From source file:org.pentaho.plugin.jfreereport.reportcharts.PieChartExpression.java

protected void configureChart(final JFreeChart chart) {
    super.configureChart(chart);

    final Plot plot = chart.getPlot();
    final PiePlot pp = (PiePlot) plot;
    final PieDataset pieDS = pp.getDataset();
    pp.setDirection(rotationClockwise ? Rotation.CLOCKWISE : Rotation.ANTICLOCKWISE);
    if ((explodeSegment != null) && (explodePct != null)) {
        configureExplode(pp);/*from w  w w .j  a v a2  s.  c o m*/
    }
    if (StringUtils.isEmpty(getTooltipFormula()) == false) {
        pp.setToolTipGenerator(new FormulaPieTooltipGenerator(getRuntime(), getTooltipFormula()));
    }
    if (StringUtils.isEmpty(getUrlFormula()) == false) {
        pp.setURLGenerator(new FormulaPieURLGenerator(getRuntime(), getUrlFormula()));
    }

    pp.setIgnoreNullValues(ignoreNulls);
    pp.setIgnoreZeroValues(ignoreZeros);
    if (Boolean.FALSE.equals(getItemsLabelVisible())) {
        pp.setLabelGenerator(null);
    } else {
        final ExpressionRuntime runtime = getRuntime();
        final Locale locale = runtime.getResourceBundleFactory().getLocale();

        final FastDecimalFormat fastPercent = new FastDecimalFormat(FastDecimalFormat.TYPE_PERCENT, locale);
        final FastDecimalFormat fastInteger = new FastDecimalFormat(FastDecimalFormat.TYPE_INTEGER, locale);

        final DecimalFormat numFormat = new DecimalFormat(fastInteger.getPattern(),
                new DecimalFormatSymbols(locale));
        numFormat.setRoundingMode(RoundingMode.HALF_UP);

        final DecimalFormat percentFormat = new DecimalFormat(fastPercent.getPattern(),
                new DecimalFormatSymbols(locale));
        percentFormat.setRoundingMode(RoundingMode.HALF_UP);

        final StandardPieSectionLabelGenerator labelGen = new StandardPieSectionLabelGenerator(pieLabelFormat,
                numFormat, percentFormat);
        pp.setLabelGenerator(labelGen);

        final StandardPieSectionLabelGenerator legendGen = new StandardPieSectionLabelGenerator(
                pieLegendLabelFormat, numFormat, percentFormat);
        pp.setLegendLabelGenerator(legendGen);
    }

    if (StringUtils.isEmpty(getLabelFont()) == false) {
        pp.setLabelFont(Font.decode(getLabelFont()));
    }

    if (pieDS != null) {
        final String[] colors = getSeriesColor();
        for (int i = 0; i < colors.length; i++) {
            if (i < pieDS.getItemCount()) {
                pp.setSectionPaint(pieDS.getKey(i), parseColorFromString(colors[i]));
            } else {
                break;
            }
        }
    }

    if (shadowPaint != null) {
        pp.setShadowPaint(shadowPaint);
    }
    if (shadowXOffset != null) {
        pp.setShadowXOffset(shadowXOffset.doubleValue());
    }
    if (shadowYOffset != null) {
        pp.setShadowYOffset(shadowYOffset.doubleValue());
    }
    pp.setCircular(circular);

    if (isShowBorder() == false || isChartSectionOutline() == false) {
        chart.setBorderVisible(false);
        chart.getPlot().setOutlineVisible(false);
    }

}

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From source file:net.sourceforge.processdash.ui.web.reports.PieChart.java

/** Create a  line chart. */
@Override//from   w  w w . ja  v a  2  s  .  c  om
public JFreeChart createChart() {
    CategoryDataset catData = data.catDataSource();
    PieDataset pieData = null;
    if (catData.getColumnCount() == 1)
        pieData = DatasetUtilities.createPieDatasetForColumn(catData, 0);
    else
        pieData = DatasetUtilities.createPieDatasetForRow(catData, 0);

    JFreeChart chart = null;
    if (get3DSetting()) {
        chart = ChartFactory.createPieChart3D(null, pieData, true, true, false);
        chart.getPlot().setForegroundAlpha(ALPHA);
    } else {
        chart = ChartFactory.createPieChart(null, pieData, true, true, false);
    }

    PiePlot plot = (PiePlot) chart.getPlot();
    if (parameters.get("skipItemLabels") != null || parameters.get("skipWedgeLabels") != null)
        plot.setLabelGenerator(null);
    else if (parameters.get("wedgeLabelFontSize") != null)
        try {
            float fontSize = Float.parseFloat((String) parameters.get("wedgeLabelFontSize"));
            plot.setLabelFont(plot.getLabelFont().deriveFont(fontSize));
        } catch (Exception lfe) {
        }
    if (parameters.get("ellipse") != null)
        plot.setCircular(true);
    else
        plot.setCircular(false);

    Object colorScheme = parameters.get("colorScheme");
    if ("byPhase".equals(colorScheme))
        maybeConfigurePhaseColors(plot, pieData);
    else if ("consistent".equals(colorScheme))
        // since 2.0.9
        configureConsistentColors(plot, pieData);
    else if (parameters.containsKey("c1"))
        configureIndividualColors(plot, pieData);

    String interiorGap = (String) parameters.get("interiorGap");
    if (interiorGap != null)
        try {
            plot.setInteriorGap(Integer.parseInt(interiorGap) / 100.0);
        } catch (NumberFormatException e) {
        }
    String interiorSpacing = (String) parameters.get("interiorSpacing");
    if (interiorSpacing != null)
        try {
            plot.setInteriorGap(Integer.parseInt(interiorSpacing) / 200.0);
        } catch (NumberFormatException e) {
        }

    if (!parameters.containsKey("showZeroValues")) {
        plot.setIgnoreZeroValues(true);
        plot.setIgnoreNullValues(true);
    }

    return chart;
}

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