How to use

XYAreaRenderer

in

org.jfree.chart.renderer.xy

/**
 * Returns a clone of the renderer.
 *
 * @return A clone.
 *
 * @throws CloneNotSupportedException if the renderer cannot be cloned.
 */
@Override
public Object clone() throws CloneNotSupportedException {
  return super.clone();
}

/**
 * Sets a flag that controls whether or not outlines of the areas are drawn
 * and sends a {@link RendererChangeEvent} to all registered listeners.
 *
 * @param show  the flag.
 *
 * @see #isOutline()
 */
public void setOutline(boolean show) {
  this.showOutline = show;
  fireChangeEvent();
}

if (!getItemVisible(series, item)) {
  return;
      plot.getRangeAxisEdge());
  if (plot.getOrientation().isVertical()) {
    moveTo(areaState.area, transX1, zero);
  } else if (plot.getOrientation().isHorizontal()) {
    moveTo(areaState.area, zero, transX1);
  lineTo(areaState.area, transX1, transY1);
} else if (plot.getOrientation().isHorizontal()) {
  lineTo(areaState.area, transY1, transX1);
Paint paint = getItemPaint(series, item);
Stroke stroke = getItemStroke(series, item);
g2.setPaint(paint);
g2.setStroke(stroke);
if (getPlotShapes()) {
  shape = getItemShape(series, item);
  if (orientation == PlotOrientation.VERTICAL) {
    shape = ShapeUtils.createTranslatedShape(shape, transX1,
if (getPlotLines()) {
  if (item > 0) {
    if (plot.getOrientation() == PlotOrientation.VERTICAL) {
if (getPlotArea() && item > 0 && item == (itemCount - 1)) {

public LegendItem getLegendItem(int datasetIndex, int series) {
  LegendItem result = null;
  XYPlot xyplot = getPlot();
  if (xyplot != null) {
    XYDataset dataset = xyplot.getDataset(datasetIndex);
    if (dataset != null) {
      XYSeriesLabelGenerator lg = getLegendItemLabelGenerator();
      String label = lg.generateLabel(dataset, series);
      String description = label;
      String toolTipText = null;
      if (getLegendItemToolTipGenerator() != null) {
        toolTipText = getLegendItemToolTipGenerator().generateLabel(
            dataset, series);
      if (getLegendItemURLGenerator() != null) {
        urlText = getLegendItemURLGenerator().generateLabel(
            dataset, series);
      Paint paint = lookupSeriesPaint(series);
      result = new LegendItem(label, description, toolTipText,
          urlText, this.legendArea, paint);
      result.setLabelFont(lookupLegendTextFont(series));
      Paint labelPaint = lookupLegendTextPaint(series);
      if (labelPaint != null) {
        result.setLabelPaint(labelPaint);

renderer = new XYAreaRenderer();

/**
 * Tests the renderer for equality with an arbitrary object.
 *
 * @param obj  the object ({@code null} permitted).
 *
 * @return A boolean.
 */
@Override
public boolean equals(Object obj) {
  if (obj == this) {
    return true;
  }
  if (!(obj instanceof StackedXYAreaRenderer) || !super.equals(obj)) {
    return false;
  }
  StackedXYAreaRenderer that = (StackedXYAreaRenderer) obj;
  if (!PaintUtils.equal(this.shapePaint, that.shapePaint)) {
    return false;
  }
  if (!ObjectUtils.equal(this.shapeStroke, that.shapeStroke)) {
    return false;
  }
  return true;
}

if (!getItemVisible(series, item)) {
  return;
Paint paint = getItemPaint(series, item);
Stroke stroke = getItemStroke(series, item);
g2.setPaint(paint);
g2.setStroke(stroke);
if (getPlotShapes()) {
  shape = getItemShape(series, item);
  if (orientation == PlotOrientation.VERTICAL) {
    shape = ShapeUtilities.createTranslatedShape(shape, transX1,
if (getPlotLines()) {
  if (item > 0) {
    if (plot.getOrientation() == PlotOrientation.VERTICAL) {
if (getPlotArea() && item > 0 && item == (itemCount - 1)) {
    paint = lookupSeriesFillPaint(series);
  if (isOutline()) {
    Shape area = areaState.area;
    Stroke outlineStroke = lookupSeriesOutlineStroke(series);
    if (outlineStroke instanceof BasicStroke) {
      BasicStroke bs = (BasicStroke) outlineStroke;
    g2.setPaint(lookupSeriesOutlinePaint(series));

XYPlot xyplot = getPlot();
if (xyplot != null) {
  XYDataset dataset = xyplot.getDataset(datasetIndex);
  if (dataset != null) {
    XYSeriesLabelGenerator lg = getLegendItemLabelGenerator();
    String label = lg.generateLabel(dataset, series);
    String description = label;
    String toolTipText = null;
    if (getLegendItemToolTipGenerator() != null) {
      toolTipText = getLegendItemToolTipGenerator().generateLabel(
          dataset, series);
    if (getLegendItemURLGenerator() != null) {
      urlText = getLegendItemURLGenerator().generateLabel(
          dataset, series);
    Paint paint = lookupSeriesPaint(series);
    result = new LegendItem(label, description, toolTipText,
        urlText, this.legendArea, paint);
    result.setLabelFont(lookupLegendTextFont(series));
    Paint labelPaint = lookupLegendTextPaint(series);
    if (labelPaint != null) {
      result.setLabelPaint(labelPaint);

switch ( chartDefinition.getChartType() ) {
 case AREA_CHART_TYPE:
  renderer = chartDefinition.isStacked() ? new StackedXYAreaRenderer2() : new XYAreaRenderer();
  break;
 default:

/**
 * Tests the renderer for equality with an arbitrary object.
 *
 * @param obj  the object (<code>null</code> permitted).
 *
 * @return A boolean.
 */
public boolean equals(Object obj) {
  if (obj == this) {
    return true;
  }
  if (!(obj instanceof StackedXYAreaRenderer) || !super.equals(obj)) {
    return false;
  }
  StackedXYAreaRenderer that = (StackedXYAreaRenderer) obj;
  if (!PaintUtilities.equal(this.shapePaint, that.shapePaint)) {
    return false;
  }
  if (!ObjectUtilities.equal(this.shapeStroke, that.shapeStroke)) {
    return false;
  }
  return true;
}

plot.setRenderer(new XYAreaRenderer(XYAreaRenderer.AREA, tipGenerator,
    urlGenerator));
JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,

/**
 * Sets a flag that controls whether or not outlines of the areas are drawn
 * and sends a {@link RendererChangeEvent} to all registered listeners.
 *
 * @param show  the flag.
 *
 * @see #isOutline()
 */
public void setOutline(boolean show) {
  this.showOutline = show;
  fireChangeEvent();
}

/**
 * Returns a clone of the renderer.
 *
 * @return A clone.
 *
 * @throws CloneNotSupportedException if the renderer cannot be cloned.
 */
public Object clone() throws CloneNotSupportedException {
  return super.clone();
}

 break;
case AREA_CHART_TYPE:
 renderer = new XYAreaRenderer();
 break;
case STEP_CHART_TYPE:

/**
 * Sets the flag that controls whether or not the series fill paint is
 * used to fill the area under the line and sends a
 * {@link RendererChangeEvent} to all listeners.
 *
 * @param use  the new flag value.
 *
 * @since 1.0.14
 */
public void setUseFillPaint(boolean use) {
  this.useFillPaint = use;
  fireChangeEvent();
}

plot.setRenderer(datasetIndex, new XYAreaRenderer());

/**
 * Sets the flag that controls whether or not the series fill paint is
 * used to fill the area under the line and sends a
 * {@link RendererChangeEvent} to all listeners.
 *
 * @param use  the new flag value.
 *
 * @since 1.0.14
 */
public void setUseFillPaint(boolean use) {
  this.useFillPaint = use;
  fireChangeEvent();
}

plot.setRenderer(new XYAreaRenderer(XYAreaRenderer.AREA, tipGenerator,
    urlGenerator));
JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,

/**
 * Sets the shape used as an area in each legend item and sends a
 * {@link RendererChangeEvent} to all registered listeners.
 *
 * @param area  the area (<code>null</code> not permitted).
 */
public void setLegendArea(Shape area) {
  if (area == null) {
    throw new IllegalArgumentException("Null 'area' argument.");
  }
  this.legendArea = area;
  fireChangeEvent();
}

 break;
case AREA_CHART_TYPE:
 renderer = new XYAreaRenderer();
 break;
case STEP_CHART_TYPE: