How to use

org.jfree.ui.RectangleInsets

constructor

protected void crop(CategoryPlot plot) {
  // crop extra space around the graph
  plot.setInsets(new RectangleInsets(0, 0, 0, 5.0));
}

plot.setInsets(new RectangleInsets(0, 0, 0, 5.0));

plot.setInsets(new RectangleInsets(0, 0, 0, 5.0));

/**
 * Creates a new border with the specified line widths (in black).
 *
 * @param top  the width of the top border.
 * @param left  the width of the left border.
 * @param bottom  the width of the bottom border.
 * @param right  the width of the right border.
 */
public BlockBorder(double top, double left, double bottom, double right) {
  this(new RectangleInsets(top, left, bottom, right), Color.black);
}

/**
 * Returns the current plot insets.
 *
 * @return The current plot insets.
 */
public RectangleInsets getPlotInsets() {
  if (this.plotInsets == null) {
    this.plotInsets = new RectangleInsets(0.0, 0.0, 0.0, 0.0);
  }
  return this.plotInsets;
}

/**
 * Returns the current tick label insets value
 *
 * @return The current tick label insets value.
 */
public RectangleInsets getTickLabelInsets() {
  return (this.tickLabelInsets == null)
    ? new RectangleInsets(0, 0, 0, 0)
    : this.tickLabelInsets;
}

/**
 * Creates a new border with the specified color.
 *
 * @param paint  the color (<code>null</code> not permitted).
 */
public BlockBorder(Paint paint) {
  this(new RectangleInsets(1, 1, 1, 1), paint);
}

/**
 * Returns the current label insets value
 *
 * @return The current label insets value.
 */
public RectangleInsets getLabelInsets() {
  return (this.labelInsets == null)
    ? new RectangleInsets(0, 0, 0, 0) : this.labelInsets;
}

/**
 * Creates a new border with the specified line widths (in black).
 *
 * @param top  the width of the top border.
 * @param left  the width of the left border.
 * @param bottom  the width of the bottom border.
 * @param right  the width of the right border.
 * @param paint  the border paint (<code>null</code> not permitted).
 */
public BlockBorder(double top, double left, double bottom, double right,
          Paint paint) {
  this(new RectangleInsets(top, left, bottom, right), paint);
}

chart.getXYPlot().setDomainAxis(0, new DateAxis());
chart.getXYPlot().setDomainAxis(1, new DateAxis());
chart.getXYPlot().setInsets(new RectangleInsets(-15, 0, 0, 10));

/**
 * Creates a default border.
 */
public LineBorder() {
  this(Color.black, new BasicStroke(1.0f), new RectangleInsets(1.0, 1.0,
      1.0, 1.0));
}

/**
 * Sets the padding.
 *
 * @param top  the top padding.
 * @param left  the left padding.
 * @param bottom  the bottom padding.
 * @param right  the right padding.
 */
public void setPadding(double top, double left, double bottom,
            double right) {
  setPadding(new RectangleInsets(top, left, bottom, right));
}

protected void crop(CategoryPlot plot) {
  // crop extra space around the graph
  plot.setInsets(new RectangleInsets(0, 0, 0, 5.0));
}

/**
 * Sets the margin.
 *
 * @param top  the top margin.
 * @param left  the left margin.
 * @param bottom  the bottom margin.
 * @param right  the right margin.
 *
 * @see #getMargin()
 */
public void setMargin(double top, double left, double bottom,
           double right) {
  setMargin(new RectangleInsets(top, left, bottom, right));
}

 private void createChartPanel() {
  …
  JFreeChart chart = new JFreeChart("BoxAndWhiskerDemo", plot);
  LegendTitle legend = chart.getLegend();
  legend.setFrame(new LineBorder(Color.white, new BasicStroke(1.0f),
    new RectangleInsets(1.0, 1.0, 1.0, 1.0)));
  legend.setItemFont(legend.getItemFont().deriveFont(16f));
  chartPanel = new ChartPanel(chart);
}

private static <T extends XYPlot> T defaultPlot(T plot) {
  plot.setOutlineVisible(false);
  plot.setInsets(new RectangleInsets(5, 5, 5, 30));
  plot.setBackgroundAlpha(0.0f);
  return plot;
}

private void setLegend(JFreeChart chart) {
  chart.removeLegend();
  final LegendTitle legend = new LegendTitle(new SpectrumLegendItemSource());
  legend.setPosition(RectangleEdge.BOTTOM);
  LineBorder border = new LineBorder(Color.BLACK, new BasicStroke(), new RectangleInsets(2, 2, 2, 2));
  legend.setFrame(border);
  chart.addLegend(legend);
}

private void setLegend(JFreeChart chart) {
  chart.removeLegend();
  final LegendTitle legend = new LegendTitle(new SpectrumLegendItemSource());
  legend.setPosition(RectangleEdge.BOTTOM);
  LineBorder border = new LineBorder(Color.BLACK, new BasicStroke(), new RectangleInsets(2, 2, 2, 2));
  legend.setFrame(border);
  chart.addLegend(legend);
}

/**
 * Returns a horizontal line marker for the given x value and label.
 */
private Marker getMarker( Double value, String label )
{
  Marker marker = new ValueMarker( value );
  marker.setPaint( Color.BLACK );
  marker.setStroke( new BasicStroke( 1.1f ) );
  marker.setLabel( label );
  marker.setLabelOffset( new RectangleInsets( -10, 50, 0, 0 ) );
  marker.setLabelFont( SUB_TITLE_FONT );
  return marker;
}

  @Override
  public Object convert(String value) throws ParamException
  {
    Map map = parseMap(value, 4);
    return new RectangleInsets(getDoubleArg(map, "top"), getDoubleArg(map, "left"), getDoubleArg(map, "bottom"),
      getDoubleArg(map, "right"));
  }
}