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

Introduction

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

Prototype

public int getIndex(Comparable key);

Source Link

Document

Returns the index for a given key.

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;
}

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From source file:org.jfree.eastwood.GPieSectionLabelGenerator.java

/**
 * Returns the section label as supplied in the constructor.
 *
 * @param dataset  the dataset.//from   w w w. j  ava  2 s. com
 * @param key  the section key.
 *
 * @return The section label.
 */
public String generateSectionLabel(PieDataset dataset, Comparable key) {
    int index = dataset.getIndex(key);
    if (index < this.labels.size()) {
        return this.labels.get(index).toString();
    } else {
        return null;
    }
}

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From source file:lucee.runtime.chart.PieSectionLegendLabelGeneratorImpl.java

public String generateSectionLabel(PieDataset pd, Comparable c) {
    String value = Caster.toString(pd.getKey(pd.getIndex(c)), "");

    StringList list = ListUtil.toList(value, '\n');
    StringBuilder sb = new StringBuilder();
    String line;//from  ww w .j  a v a  2s.  c o  m
    int lineLen;
    while (list.hasNext()) {
        line = list.next();
        lineLen = metrics.stringWidth(line);
        if (lineLen > with) {
            reorganize(sb, list, new StringBuilder(line));
            break;
        }
        if (sb.length() > 0)
            sb.append('\n');
        sb.append(line);
    }

    //int strLen = metrics.stringWidth(value);
    return sb.toString();//metrics.stringWidth(value)+"-"+with+":"+value;
    //return "StringUtil.reverse()";
}

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From source file:unikn.dbis.univis.visualization.chart.LabelGenerator.java

/**
 * Generates a label for a pie section./*  w  w w.j a  v a 2  s .  c om*/
 *
 * @param dataset the dataset (<code>null</code> not permitted).
 * @param key     the section key (<code>null</code> not permitted).
 * @return The label (possibly <code>null</code>).
 */
public String generateSectionLabel(PieDataset dataset, Comparable key) {
    Integer value = dataset.getValue(key).intValue();
    Comparable name = dataset.getKey(dataset.getIndex(key));
    Double percent = ((full / total) * value);

    return name.toString() + " = " + value.toString() + " -> " + decimalFormat.format(percent) + "%";
}

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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 w  w .j a  v a 2  s.com
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);
    }
}

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From source file:jgnash.ui.report.compiled.IncomeExpensePieChart.java

private JFreeChart createPieChart(final Account a) {
    final Engine engine = EngineFactory.getEngine(EngineFactory.DEFAULT);
    Objects.requireNonNull(engine);
    Objects.requireNonNull(a);//from   w  ww. j a  v  a 2s.co m

    PieDataset data = createPieDataSet(a);
    PiePlot plot = new PiePlot(data);

    // rebuilt each time because they're based on the account's commodity
    CurrencyNode defaultCurrency = engine.getDefaultCurrency();
    NumberFormat valueFormat = CommodityFormat.getFullNumberFormat(a.getCurrencyNode());
    NumberFormat percentFormat = new DecimalFormat("0.0#%");
    defaultLabels = new StandardPieSectionLabelGenerator("{0} = {1}", valueFormat, percentFormat);
    percentLabels = new StandardPieSectionLabelGenerator("{0} = {1}\n{2}", valueFormat, percentFormat);

    plot.setLabelGenerator(showPercentCheck.isSelected() ? percentLabels : defaultLabels);

    plot.setLabelGap(.02);
    plot.setInteriorGap(.1);

    // if we had to add a section for the account (because it has it's
    // own transactions, not just child accounts), separate it from children.
    if (data.getIndex(a) != -1) {
        plot.setExplodePercent(a, .10);
    }

    String title;

    // pick an appropriate title
    if (a.getAccountType() == AccountType.EXPENSE) {
        title = rb.getString("Title.PercentExpense");
    } else if (a.getAccountType() == AccountType.INCOME) {
        title = rb.getString("Title.PercentIncome");
    } else {
        title = rb.getString("Title.PercentDist");
    }

    title = title + " - " + a.getPathName();

    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, false);

    BigDecimal total = a.getTreeBalance(startField.getLocalDate(), endField.getLocalDate()).abs();

    String subtitle = valueFormat.format(total);
    if (!defaultCurrency.equals(a.getCurrencyNode())) {
        BigDecimal totalDefaultCurrency = total.multiply(a.getCurrencyNode().getExchangeRate(defaultCurrency));
        NumberFormat defaultValueFormat = CommodityFormat.getFullNumberFormat(defaultCurrency);
        subtitle += "  -  " + defaultValueFormat.format(totalDefaultCurrency);
    }
    chart.addSubtitle(new TextTitle(subtitle));
    chart.setBackgroundPaint(null);

    return chart;
}

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