/**
* Returns a legend item for the specified series. The default method is overridden so that the
* legend displays circles for all series.
*
* @param datasetIndex the dataset index (zero-based).
* @param series the series index (zero-based).
* @return A legend item for the series.
*/
public LegendItem getLegendItem(int datasetIndex, int series) {
LegendItem result = null;
XYPlot plot = getPlot();
if (plot == null) {
return null;
}
XYDataset dataset = plot.getDataset(datasetIndex);
if (dataset != null) {
if (getItemVisible(series, 0)) {
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);
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.getSeriesKey(series));
result.setSeriesIndex(series);
}
}
return result;
}
/**
* Returns a default legend item for the specified series. Subclasses should override this method
* to generate customised items.
*
* @param datasetIndex the dataset index (zero-based).
* @param series the series index (zero-based).
* @return A legend item for the series.
*/
@Override
public LegendItem getLegendItem(int datasetIndex, int series) {
XYPlot xyplot = getPlot();
if (xyplot == null) {
return null;
}
XYDataset dataset = xyplot.getDataset(datasetIndex);
if (dataset == null) {
return null;
}
LegendItem result;
XYSeriesLabelGenerator lg = getLegendItemLabelGenerator();
String label = lg.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 = this.legendBar;
Paint paint = lookupSeriesPaint(series);
Paint outlinePaint = lookupSeriesOutlinePaint(series);
Stroke outlineStroke = lookupSeriesOutlineStroke(series);
if (this.drawBarOutline) {
result =
new LegendItem(
label, description, toolTipText, urlText, shape, paint, outlineStroke, outlinePaint);
} else {
result = new LegendItem(label, description, toolTipText, urlText, shape, paint);
}
result.setLabelFont(lookupLegendTextFont(series));
Paint labelPaint = lookupLegendTextPaint(series);
if (labelPaint != null) {
result.setLabelPaint(labelPaint);
}
result.setDataset(dataset);
result.setDatasetIndex(datasetIndex);
result.setSeriesKey(dataset.getSeriesKey(series));
result.setSeriesIndex(series);
if (getGradientPaintTransformer() != null) {
result.setFillPaintTransformer(getGradientPaintTransformer());
}
return result;
}
/**
* 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.
*/
@Override
public LegendItem getLegendItem(int datasetIndex, int series) {
// if there is no plot, there is no dataset to access...
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;
}
/**
* 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.
*/
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 = 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);
LegendItem item = new LegendItem(label, description, toolTipText, urlText, shape, paint);
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;
}
/**
* 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;
}