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

Example 11 with LegendItem

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

the class XYLineAndShapeRenderer method getLegendItem.

/**
 * Returns a legend item for the specified series.
 *
 * @param datasetIndex  the dataset index (zero-based).
 * @param series  the series index (zero-based).
 *
 * @return A legend item for the series (possibly {@code null}).
 */
@Override
public LegendItem getLegendItem(int datasetIndex, int series) {
    XYPlot plot = getPlot();
    if (plot == null) {
        return null;
    }
    XYDataset dataset = plot.getDataset(datasetIndex);
    if (dataset == null) {
        return null;
    }
    if (!getItemVisible(series, 0)) {
        return null;
    }
    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);
    }
    boolean shapeIsVisible = getItemShapeVisible(series, 0);
    Shape shape = lookupLegendShape(series);
    boolean shapeIsFilled = getItemShapeFilled(series, 0);
    Paint fillPaint = (this.useFillPaint ? lookupSeriesFillPaint(series) : lookupSeriesPaint(series));
    boolean shapeOutlineVisible = this.drawOutlines;
    Paint outlinePaint = (this.useOutlinePaint ? lookupSeriesOutlinePaint(series) : lookupSeriesPaint(series));
    Stroke outlineStroke = lookupSeriesOutlineStroke(series);
    boolean lineVisible = getItemLineVisible(series, 0);
    Stroke lineStroke = lookupSeriesStroke(series);
    Paint linePaint = lookupSeriesPaint(series);
    LegendItem result = new LegendItem(label, description, toolTipText, urlText, shapeIsVisible, shape, shapeIsFilled, fillPaint, shapeOutlineVisible, outlinePaint, outlineStroke, lineVisible, this.legendLine, lineStroke, linePaint);
    result.setLabelFont(lookupLegendTextFont(series));
    Paint labelPaint = lookupLegendTextPaint(series);
    if (labelPaint != null) {
        result.setLabelPaint(labelPaint);
    }
    result.setSeriesKey(dataset.getSeriesKey(series));
    result.setSeriesIndex(series);
    result.setDataset(dataset);
    result.setDatasetIndex(datasetIndex);
    return result;
}

Example 12 with LegendItem

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

the class XYPlot method getLegendItems.

/**
 * Returns the legend items for the plot.  Each legend item is generated by
 * the plot's renderer, since the renderer is responsible for the visual
 * representation of the data.
 *
 * @return The legend items.
 */
@Override
public LegendItemCollection getLegendItems() {
    if (this.fixedLegendItems != null) {
        return this.fixedLegendItems;
    }
    LegendItemCollection result = new LegendItemCollection();
    for (XYDataset<S> dataset : this.datasets.values()) {
        if (dataset == null) {
            continue;
        }
        int datasetIndex = indexOf(dataset);
        XYItemRenderer renderer = getRenderer(datasetIndex);
        if (renderer == null) {
            renderer = getRenderer(0);
        }
        if (renderer != null) {
            int seriesCount = dataset.getSeriesCount();
            for (int i = 0; i < seriesCount; i++) {
                if (renderer.isSeriesVisible(i) && renderer.isSeriesVisibleInLegend(i)) {
                    LegendItem item = renderer.getLegendItem(datasetIndex, i);
                    if (item != null) {
                        result.add(item);
                    }
                }
            }
        }
    }
    return result;
}

Example 13 with LegendItem

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

the class PolarPlot method getLegendItems.

/**
 * Returns the legend items for the plot.  Each legend item is generated by
 * the plot's m_Renderer, since the m_Renderer is responsible for the visual
 * representation of the data.
 *
 * @return The legend items.
 */
@Override
public LegendItemCollection getLegendItems() {
    if (this.fixedLegendItems != null) {
        return this.fixedLegendItems;
    }
    LegendItemCollection result = new LegendItemCollection();
    int count = this.datasets.size();
    for (int datasetIndex = 0; datasetIndex < count; datasetIndex++) {
        XYDataset dataset = getDataset(datasetIndex);
        PolarItemRenderer renderer = getRenderer(datasetIndex);
        if (dataset != null && renderer != null) {
            int seriesCount = dataset.getSeriesCount();
            for (int i = 0; i < seriesCount; i++) {
                LegendItem item = renderer.getLegendItem(i);
                result.add(item);
            }
        }
    }
    return result;
}

Example 14 with LegendItem

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

the class DefaultPolarItemRenderer method getLegendItem.

/**
 * Return the legend for the given series.
 *
 * @param series  the series index.
 *
 * @return The legend item.
 */
@Override
public LegendItem getLegendItem(int series) {
    LegendItem result;
    PolarPlot plot = getPlot();
    if (plot == null) {
        return null;
    }
    XYDataset dataset = plot.getDataset(plot.getIndexOf(this));
    if (dataset == null) {
        return null;
    }
    String toolTipText = null;
    if (getLegendItemToolTipGenerator() != null) {
        toolTipText = getLegendItemToolTipGenerator().generateLabel(dataset, series);
    }
    String urlText = null;
    if (getLegendItemURLGenerator() != null) {
        urlText = getLegendItemURLGenerator().generateLabel(dataset, series);
    }
    Comparable seriesKey = dataset.getSeriesKey(series);
    String label = seriesKey.toString();
    String description = label;
    Shape shape = lookupSeriesShape(series);
    Paint paint;
    if (this.useFillPaint) {
        paint = lookupSeriesFillPaint(series);
    } else {
        paint = lookupSeriesPaint(series);
    }
    Stroke stroke = lookupSeriesStroke(series);
    Paint outlinePaint = lookupSeriesOutlinePaint(series);
    Stroke outlineStroke = lookupSeriesOutlineStroke(series);
    boolean shapeOutlined = isSeriesFilled(series) && this.drawOutlineWhenFilled;
    result = new LegendItem(label, description, toolTipText, urlText, getShapesVisible(), shape, /* shapeFilled=*/
    true, paint, shapeOutlined, outlinePaint, outlineStroke, /* lineVisible= */
    true, this.legendLine, stroke, paint);
    result.setToolTipText(toolTipText);
    result.setURLText(urlText);
    result.setDataset(dataset);
    result.setSeriesKey(seriesKey);
    result.setSeriesIndex(series);
    return result;
}

Example 15 with LegendItem

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

the class BarRendererTest method testGetLegendItemSeriesIndex.

/**
 * A check for the datasetIndex and seriesIndex fields in the LegendItem
 * returned by the getLegendItem() method.
 */
@Test
public void testGetLegendItemSeriesIndex() {
    DefaultCategoryDataset<String, String> dataset0 = new DefaultCategoryDataset<>();
    dataset0.addValue(21.0, "R1", "C1");
    dataset0.addValue(22.0, "R2", "C1");
    DefaultCategoryDataset<String, String> dataset1 = new DefaultCategoryDataset<>();
    dataset1.addValue(23.0, "R3", "C1");
    dataset1.addValue(24.0, "R4", "C1");
    dataset1.addValue(25.0, "R5", "C1");
    BarRenderer r = new BarRenderer();
    CategoryPlot<String, String> plot = new CategoryPlot<>(dataset0, new CategoryAxis("x"), new NumberAxis("y"), r);
    plot.setDataset(1, dataset1);
    /*JFreeChart chart =*/
    new JFreeChart(plot);
    LegendItem li = r.getLegendItem(1, 2);
    assertEquals("R5", li.getLabel());
    assertEquals(1, li.getDatasetIndex());
    assertEquals(2, li.getSeriesIndex());
}