Example usage for org.jfree.data.general PieDataset getKeys

List of usage examples for org.jfree.data.general PieDataset getKeys

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Introduction

In this page you can find the example usage for org.jfree.data.general PieDataset getKeys.

Prototype

public List getKeys();

Source Link

Document

Returns the keys for the values in the collection.

Usage

From source file:org.openfaces.component.chart.impl.helpers.ChartInfoUtil.java

public static PieSectorInfo getPieSectorInfo(PieDataset pieDataset, Comparable comparable, int dsIndex) {
    double total = 0;
    List keys = pieDataset.getKeys();
    for (Object key : keys) {
        Object value = pieDataset.getValue((Comparable) key);
        if (value != null) {
            double dValue = ((Number) value).doubleValue();
            if (dValue > 0)
                total = total + dValue;/*from   w w w . j a  v  a2  s.co m*/
        }
    }
    int index = pieDataset.getIndex(comparable);

    Object value = pieDataset.getValue(index);
    double dValue = 0;
    if (value != null) {
        dValue = ((Number) value).doubleValue();
    }

    PieSectorInfo sector = new PieSectorInfoImpl();
    sector.setKey(comparable);
    sector.setValue(value);
    sector.setSeriesTotal(total);
    sector.setIndex(index);
    sector.setSeries(new SeriesInfoImpl());

    sector.getSeries().setIndex(dsIndex);

    double p = (dValue / total);
    DecimalFormat nf1 = new DecimalFormat("#.00%");
    String proportionalPercent = nf1.format(p);

    sector.setProportionalValue(proportionalPercent);
    return sector;
}

From source file:canreg.client.analysis.Tools.java

public static String getChartData(JFreeChart chart, String separatingCharacter, boolean quotesOn) {

    String endLine = "\n";
    String quotes = "";
    if (quotesOn) {
        quotes = "\"";
    }/*w w w  .  jav a2 s  .  co m*/

    StringBuilder stringBuilder = new StringBuilder();
    String plotType = chart.getPlot().getPlotType();
    // System.out.println("Plot Type: " + plotType);

    if (plotType.equalsIgnoreCase("Pie Plot")) {
        PiePlot plot = (PiePlot) chart.getPlot();
        PieDataset dataset = plot.getDataset();

        Comparable key;

        for (int i = 0; i < dataset.getKeys().size(); i++) {
            key = dataset.getKey(i);
            stringBuilder.append(quotes).append(key).append(quotes).append(separatingCharacter).append(quotes)
                    .append(dataset.getValue(key)).append(quotes).append(endLine);
        }
    } else if (plotType.equalsIgnoreCase("Category Plot")) {
        CategoryPlot plot = (CategoryPlot) chart.getPlot();
        CategoryDataset dataset = plot.getDataset();

        Comparable rowkey;
        Comparable columnkey;

        for (int r = 0; r < dataset.getRowCount(); r++) {
            rowkey = dataset.getRowKey(r);
            columnkey = dataset.getColumnKey(r); // this is weird... but it works!
            stringBuilder.append(quotes).append(columnkey).append(quotes).append(separatingCharacter)
                    .append(quotes).append(dataset.getValue(rowkey, columnkey)).append(quotes).append(endLine);
        }
    }
    return stringBuilder.toString();
}

From source file:org.hxzon.demo.jfreechart.PieDatasetDemo2.java

private static JFreeChart createPieChart(PieDataset dataset, PieDataset previousDataset) {
    final boolean greenForIncrease = true;
    final boolean subTitle = true;
    final boolean showDifference = true;
    int percentDiffForMaxScale = 20;
    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());
    }/*from w  ww  .  j  av  a2  s . c o  m*/
    if (urls) {
        plot.setURLGenerator(new StandardPieURLGenerator());
    }

    @SuppressWarnings({ "rawtypes", "unchecked" })
    List<Comparable> keys = dataset.getKeys();
    DefaultPieDataset series = null;
    if (showDifference) {
        series = new DefaultPieDataset();
    }

    double colorPerPercent = 255.0 / percentDiffForMaxScale;
    for (@SuppressWarnings("rawtypes")
    Comparable key : keys) {
        Number newValue = dataset.getValue(key);
        Number oldValue = previousDataset.getValue(key);

        if (oldValue == null) {
            if (greenForIncrease) {
                plot.setSectionPaint(key, Color.green);
            } else {
                plot.setSectionPaint(key, Color.red);
            }
            if (showDifference) {
                series.setValue(key + " (+100%)", newValue);
            }
        } else {
            double percentChange = (newValue.doubleValue() / oldValue.doubleValue() - 1.0) * 100.0;
            double shade = (Math.abs(percentChange) >= percentDiffForMaxScale ? 255
                    : Math.abs(percentChange) * colorPerPercent);
            if (greenForIncrease && newValue.doubleValue() > oldValue.doubleValue()
                    || !greenForIncrease && newValue.doubleValue() < oldValue.doubleValue()) {
                plot.setSectionPaint(key, new Color(0, (int) shade, 0));
            } else {
                plot.setSectionPaint(key, new Color((int) shade, 0, 0));
            }
            if (showDifference) {
                series.setValue(
                        key + " (" + (percentChange >= 0 ? "+" : "")
                                + NumberFormat.getPercentInstance().format(percentChange / 100.0) + ")",
                        newValue);
            }
        }
    }

    if (showDifference) {
        plot.setDataset(series);
    }

    JFreeChart chart = new JFreeChart("Pie Chart Demo 2", JFreeChart.DEFAULT_TITLE_FONT, plot, legend);

    if (subTitle) {
        TextTitle subtitle = null;
        subtitle = new TextTitle("Bright " + (greenForIncrease ? "red" : "green") + "=change >=-"
                + percentDiffForMaxScale + "%, Bright " + (!greenForIncrease ? "red" : "green") + "=change >=+"
                + percentDiffForMaxScale + "%", new Font("SansSerif", Font.PLAIN, 10));
        chart.addSubtitle(subtitle);
    }
    plot.setNoDataMessage("No data available");

    return chart;

}

From source file:com.recomdata.charting.PieRenderer.java

public void setColor(PiePlot plot, PieDataset dataset) {
    List<Comparable> keys = dataset.getKeys();
    int aInt;//from   w  w w.  ja  v a  2  s  .c  om

    for (int i = 0; i < keys.size(); i++) {
        aInt = i % this.color.length;
        plot.setSectionPaint(keys.get(i), this.color[aInt]);
    }
}

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

/**
 * Generates a tool tip text item for the specified item in the dataset. This method can return <code>null</code> to
 * indicate that no tool tip should be displayed for an item.
 *
 * @param dataset the dataset (<code>null</code> not permitted).
 * @param key     the section key (<code>null</code> not permitted).
 * @return The tool tip text (possibly <code>null</code>).
 *///from w  ww  .  j a va  2s .co  m
public String generateToolTip(PieDataset dataset, Comparable key) {
    try {
        final Object[] keys = dataset.getKeys().toArray();
        final Object[] items = new Object[keys.length];
        for (int i = 0; i < keys.length; i++) {
            items[i] = dataset.getValue(i);
        }
        final Object[] values = new Object[] { key, keys, dataset.getValue(key), items,
                IntegerCache.getInteger(dataset.getIndex(key)) };
        formulaExpression.setRuntime(
                new WrapperExpressionRuntime(new StaticDataRow(ADDITIONAL_COLUMN_KEYS, values), runtime));
        final Object o = formulaExpression.getValue();
        if (o == null) {
            return null;
        }
        return String.valueOf(o);
    } finally {
        formulaExpression.setRuntime(null);
    }
}

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

/**
 * Generates a URL for one item in a {@link org.jfree.data.general.PieDataset}. As a guideline, the URL should be
 * valid within the context of an XHTML 1.0 document.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param key      the item key (<code>null</code> not permitted).
 * @param pieIndex the pie index (differentiates between pies in a 'multi' pie chart).
 * @return A string containing the URL./*from   ww w  .  ja  v a  2s  . c  o  m*/
 */
public String generateURL(final PieDataset dataset, final Comparable key, final int pieIndex) {
    try {
        final Object[] keys = dataset.getKeys().toArray();
        final Object[] items = new Object[keys.length];
        for (int i = 0; i < keys.length; i++) {
            items[i] = dataset.getValue(key);
        }
        final Object[] values = new Object[] { key, keys, dataset.getValue(key), items,
                IntegerCache.getInteger(pieIndex) };
        formulaExpression.setRuntime(
                new WrapperExpressionRuntime(new StaticDataRow(ADDITIONAL_COLUMN_KEYS, values), runtime));
        final Object o = formulaExpression.getValue();
        if (o == null) {
            return null;
        }
        return String.valueOf(o);
    } finally {
        formulaExpression.setRuntime(null);
    }
}

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

private void configureIndividualColors(PiePlot plot, PieDataset pieData) {
    int num = 1;//from  www . j  av a  2 s .c  om
    for (Object key : pieData.getKeys()) {
        String colorKey = "c" + num;
        String color = getParameter(colorKey);
        if (color != null)
            plot.setSectionPaint((Comparable) key, Color.decode("#" + color));
        num++;
    }
}

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

private void maybeConfigurePhaseColors(final PiePlot plot, PieDataset pieData) {
    ProcessUtil procUtil = new ProcessUtil(getDataContext());
    new PhaseChartColorer(procUtil, pieData.getKeys()) {
        public void setItemColor(Object key, int pos, Color c) {
            plot.setSectionPaint((Comparable) key, c);
        }/*from   ww w . j  ava  2  s  .c o m*/
    }.run();
}

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

private void configureConsistentColors(final PiePlot plot, PieDataset pieData) {
    DefaultDrawingSupplier s = new DefaultDrawingSupplier();

    String skip = getParameter("consistentSkip");
    if (skip != null)
        for (int i = Integer.parseInt(skip); i-- > 0;)
            s.getNextPaint();//from   ww  w. j  a va  2 s . c o  m

    for (Object key : pieData.getKeys()) {
        Paint paint = s.getNextPaint();
        plot.setSectionPaint((Comparable) key, paint);
    }
}

From source file:net.sqs2.omr.result.export.chart.ChartImageWriter.java

private void setSectionPaint(PieDataset dataSet, PiePlot piePlot) {
    Paint outlinePaint = Color.BLACK;
    Stroke outlineStroke = new BasicStroke(1.0f);

    if (this.itemBackgroundImages != null && 0 < this.itemBackgroundImages.length) {
        int index = 0;
        for (Object key : dataSet.getKeys()) {
            int imageIndex = index % this.itemBackgroundImages.length;
            BufferedImage texture = this.itemBackgroundImages[imageIndex];
            Rectangle2D anchor = new Rectangle2D.Double(0, 0, texture.getWidth(), texture.getHeight());
            TexturePaint fillPaint = new TexturePaint(texture, anchor);
            piePlot.setSectionPaint((Comparable<?>) key, fillPaint);
            piePlot.setSectionOutlinePaint((Comparable<?>) key, outlinePaint);
            piePlot.setSectionOutlineStroke((Comparable<?>) key, outlineStroke);
            index++;/*w ww  .  ja  v a 2 s.c  om*/
        }
    }
    piePlot.setOutlineVisible(true);
    piePlot.setOutlinePaint(outlinePaint);
    piePlot.setOutlineStroke(outlineStroke);
    piePlot.setSectionOutlinesVisible(true);
    piePlot.setBaseSectionOutlinePaint(outlinePaint);
    piePlot.setBaseSectionOutlineStroke(outlineStroke);
}