Examples with LegendItem org.jfree.chart.legend.LegendItem used on opensource projects

Example 51 with LegendItem

use of org.jfree.chart.legend.LegendItem in project ES-LEI-2Sem-2022-Grupo-1 by tmrbo-iscte.

the class AbstractCategoryItemRenderer method getLegendItem.

/**
 * Returns a legend item for a series.  This default implementation will
 * return {@code null} if {@link #isSeriesVisible(int)} or
 * {@link #isSeriesVisibleInLegend(int)} returns {@code false}.
 *
 * @param datasetIndex  the dataset index (zero-based).
 * @param series  the series index (zero-based).
 *
 * @return The legend item (possibly {@code null}).
 *
 * @see #getLegendItems()
 */
@Override
public LegendItem getLegendItem(int datasetIndex, int series) {
    CategoryPlot p = getPlot();
    if (p == null) {
        return null;
    }
    // check that a legend item needs to be displayed...
    if (!isSeriesVisible(series) || !isSeriesVisibleInLegend(series)) {
        return null;
    }
    CategoryDataset dataset = p.getDataset(datasetIndex);
    String label = this.legendItemLabelGenerator.generateLabel(dataset, series);
    String description = label;
    String toolTipText = null;
    if (this.legendItemToolTipGenerator != null) {
        toolTipText = this.legendItemToolTipGenerator.generateLabel(dataset, series);
    }
    String urlText = null;
    if (this.legendItemURLGenerator != null) {
        urlText = this.legendItemURLGenerator.generateLabel(dataset, series);
    }
    Shape shape = lookupLegendShape(series);
    Paint paint = lookupSeriesPaint(series);
    Paint outlinePaint = lookupSeriesOutlinePaint(series);
    Stroke outlineStroke = lookupSeriesOutlineStroke(series);
    LegendItem item = new LegendItem(label, description, toolTipText, urlText, shape, paint, outlineStroke, outlinePaint);
    item.setLabelFont(lookupLegendTextFont(series));
    Paint labelPaint = lookupLegendTextPaint(series);
    if (labelPaint != null) {
        item.setLabelPaint(labelPaint);
    }
    item.setSeriesKey(dataset.getRowKey(series));
    item.setSeriesIndex(series);
    item.setDataset(dataset);
    item.setDatasetIndex(datasetIndex);
    return item;
}

Example 52 with LegendItem

use of org.jfree.chart.legend.LegendItem in project ES-LEI-2Sem-2022-Grupo-1 by tmrbo-iscte.

the class BoxAndWhiskerRenderer method getLegendItem.

/**
 * Returns a legend item for a series.
 *
 * @param datasetIndex  the dataset index (zero-based).
 * @param series  the series index (zero-based).
 *
 * @return The legend item (possibly {@code null}).
 */
@Override
public LegendItem getLegendItem(int datasetIndex, int series) {
    CategoryPlot cp = getPlot();
    if (cp == null) {
        return null;
    }
    // check that a legend item needs to be displayed...
    if (!isSeriesVisible(series) || !isSeriesVisibleInLegend(series)) {
        return null;
    }
    CategoryDataset dataset = cp.getDataset(datasetIndex);
    String label = getLegendItemLabelGenerator().generateLabel(dataset, series);
    String description = label;
    String toolTipText = null;
    if (getLegendItemToolTipGenerator() != null) {
        toolTipText = getLegendItemToolTipGenerator().generateLabel(dataset, series);
    }
    String urlText = null;
    if (getLegendItemURLGenerator() != null) {
        urlText = getLegendItemURLGenerator().generateLabel(dataset, series);
    }
    Shape shape = lookupLegendShape(series);
    Paint paint = lookupSeriesPaint(series);
    Paint outlinePaint = lookupSeriesOutlinePaint(series);
    Stroke outlineStroke = lookupSeriesOutlineStroke(series);
    LegendItem result = new LegendItem(label, description, toolTipText, urlText, shape, paint, outlineStroke, outlinePaint);
    result.setLabelFont(lookupLegendTextFont(series));
    Paint labelPaint = lookupLegendTextPaint(series);
    if (labelPaint != null) {
        result.setLabelPaint(labelPaint);
    }
    result.setDataset(dataset);
    result.setDatasetIndex(datasetIndex);
    result.setSeriesKey(dataset.getRowKey(series));
    result.setSeriesIndex(series);
    return result;
}

Example 53 with LegendItem

use of org.jfree.chart.legend.LegendItem in project ES-LEI-2Sem-2022-Grupo-1 by tmrbo-iscte.

the class MultiplePiePlot method getLegendItems.

/**
 * Returns a collection of legend items for the pie chart.
 *
 * @return The legend items.
 */
@Override
public LegendItemCollection getLegendItems() {
    LegendItemCollection result = new LegendItemCollection();
    if (this.dataset == null) {
        return result;
    }
    List keys = null;
    prefetchSectionPaints();
    if (this.dataExtractOrder == TableOrder.BY_ROW) {
        keys = this.dataset.getColumnKeys();
    } else if (this.dataExtractOrder == TableOrder.BY_COLUMN) {
        keys = this.dataset.getRowKeys();
    }
    if (keys == null) {
        return result;
    }
    int section = 0;
    for (Object o : keys) {
        Comparable key = (Comparable) o;
        // TODO: use a generator here
        String label = key.toString();
        String description = label;
        Paint paint = (Paint) this.sectionPaints.get(key);
        LegendItem item = new LegendItem(label, description, null, null, getLegendItemShape(), paint, Plot.DEFAULT_OUTLINE_STROKE, paint);
        item.setSeriesKey(key);
        item.setSeriesIndex(section);
        item.setDataset(getDataset());
        result.add(item);
        section++;
    }
    if (this.limit > 0.0) {
        LegendItem a = new LegendItem(this.aggregatedItemsKey.toString(), this.aggregatedItemsKey.toString(), null, null, getLegendItemShape(), this.aggregatedItemsPaint, Plot.DEFAULT_OUTLINE_STROKE, this.aggregatedItemsPaint);
        result.add(a);
    }
    return result;
}

Example 54 with LegendItem

use of org.jfree.chart.legend.LegendItem in project ES-LEI-2Sem-2022-Grupo-1 by tmrbo-iscte.

the class PiePlot method getLegendItems.

/**
 * Returns a collection of legend items for the pie chart.
 *
 * @return The legend items (never {@code null}).
 */
@Override
public LegendItemCollection getLegendItems() {
    LegendItemCollection result = new LegendItemCollection();
    if (this.dataset == null) {
        return result;
    }
    List<K> keys = this.dataset.getKeys();
    int section = 0;
    Shape shape = getLegendItemShape();
    for (K key : keys) {
        Number n = this.dataset.getValue(key);
        boolean include;
        if (n == null) {
            include = !this.ignoreNullValues;
        } else {
            double v = n.doubleValue();
            if (v == 0.0) {
                include = !this.ignoreZeroValues;
            } else {
                include = v > 0.0;
            }
        }
        if (include) {
            String label = this.legendLabelGenerator.generateSectionLabel(this.dataset, key);
            if (label != null) {
                String description = label;
                String toolTipText = null;
                if (this.legendLabelToolTipGenerator != null) {
                    toolTipText = this.legendLabelToolTipGenerator.generateSectionLabel(this.dataset, key);
                }
                String urlText = null;
                if (this.legendLabelURLGenerator != null) {
                    urlText = this.legendLabelURLGenerator.generateURL(this.dataset, key, this.pieIndex);
                }
                Paint paint = lookupSectionPaint(key);
                Paint outlinePaint = lookupSectionOutlinePaint(key);
                Stroke outlineStroke = lookupSectionOutlineStroke(key);
                LegendItem item = new LegendItem(label, description, toolTipText, urlText, true, shape, true, paint, true, outlinePaint, outlineStroke, // line not visible
                false, new Line2D.Float(), new BasicStroke(), Color.BLACK);
                item.setDataset(getDataset());
                item.setSeriesIndex(this.dataset.getIndex(key));
                item.setSeriesKey(key);
                result.add(item);
            }
            section++;
        } else {
            section++;
        }
    }
    return result;
}

Example 55 with LegendItem

use of org.jfree.chart.legend.LegendItem in project ES-LEI-2Sem-2022-Grupo-1 by tmrbo-iscte.

the class WaferMapRenderer method getLegendCollection.

/**
 * Builds the list of legend entries.  called by getLegendItems in
 * WaferMapPlot to populate the plot legend.
 *
 * @return The legend items.
 */
public LegendItemCollection getLegendCollection() {
    LegendItemCollection result = new LegendItemCollection();
    if (this.paintIndex != null && this.paintIndex.size() > 0) {
        if (this.paintIndex.size() <= this.paintLimit) {
            for (Iterator i = this.paintIndex.entrySet().iterator(); i.hasNext(); ) {
                // in this case, every color has a unique value
                Map.Entry entry = (Map.Entry) i.next();
                String label = entry.getKey().toString();
                String description = label;
                Shape shape = new Rectangle2D.Double(1d, 1d, 1d, 1d);
                Paint paint = lookupSeriesPaint(((Integer) entry.getValue()).intValue());
                Paint outlinePaint = Color.BLACK;
                Stroke outlineStroke = DEFAULT_STROKE;
                result.add(new LegendItem(label, description, null, null, shape, paint, outlineStroke, outlinePaint));
            }
        } else {
            // in this case, every color has a range of values
            Set unique = new HashSet();
            for (Iterator i = this.paintIndex.entrySet().iterator(); i.hasNext(); ) {
                Map.Entry entry = (Map.Entry) i.next();
                if (unique.add(entry.getValue())) {
                    String label = getMinPaintValue((Integer) entry.getValue()).toString() + " - " + getMaxPaintValue((Integer) entry.getValue()).toString();
                    String description = label;
                    Shape shape = new Rectangle2D.Double(1d, 1d, 1d, 1d);
                    Paint paint = getSeriesPaint(((Integer) entry.getValue()).intValue());
                    Paint outlinePaint = Color.BLACK;
                    Stroke outlineStroke = DEFAULT_STROKE;
                    result.add(new LegendItem(label, description, null, null, shape, paint, outlineStroke, outlinePaint));
                }
            }
        // end foreach map entry
        }
    // end else
    }
    return result;
}