/**
  * Creates a new instance.
  *
  * @param scale the scale (<code>null</code> not permitted).
  * @param axis the axis (<code>null</code> not permitted).
  */
 public PaintScaleLegend(PaintScale scale, ValueAxis axis) {
   if (axis == null) {
     throw new IllegalArgumentException("Null 'axis' argument.");
   }
   this.scale = scale;
   this.axis = axis;
   this.axis.addChangeListener(this);
   this.axisLocation = AxisLocation.BOTTOM_OR_LEFT;
   this.axisOffset = 0.0;
   this.axis.setRange(scale.getLowerBound(), scale.getUpperBound());
   this.stripWidth = 15.0;
   this.stripOutlineVisible = true;
   this.stripOutlinePaint = Color.gray;
   this.stripOutlineStroke = new BasicStroke(0.5f);
   this.backgroundPaint = Color.white;
   this.subdivisions = 100;
 }
Example #2
0
  private JFreeChart createScatChart(
      BufferedImage image, PaintScale ps, int plotWidth, int plotHeigh) {
    JFreeChart chart_temp =
        ChartFactory.createScatterPlot(
            null,
            null,
            null,
            new XYSeriesCollection(),
            PlotOrientation.VERTICAL,
            false,
            false,
            false);
    chart_temp.getXYPlot().getRangeAxis().setInverted(true);
    chart_temp.setBackgroundPaint(JFreeChart.DEFAULT_BACKGROUND_PAINT);
    XYDataImageAnnotation ann = new XYDataImageAnnotation(image, 0, 0, plotWidth, plotHeigh, true);
    XYPlot plot = (XYPlot) chart_temp.getPlot();
    plot.setDomainPannable(true);
    plot.setRangePannable(true);
    plot.getRenderer().addAnnotation(ann, Layer.BACKGROUND);
    NumberAxis xAxis = (NumberAxis) plot.getDomainAxis();
    xAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    xAxis.setLowerMargin(0.0);
    xAxis.setUpperMargin(0.0);
    xAxis.setVisible(false);
    NumberAxis yAxis = (NumberAxis) plot.getRangeAxis();
    yAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    yAxis.setLowerMargin(0.0);
    yAxis.setUpperMargin(0.0);
    yAxis.setVisible(false);

    NumberAxis scaleAxis = new NumberAxis();
    scaleAxis.setAxisLinePaint(Color.black);
    scaleAxis.setTickMarkPaint(Color.black);
    scaleAxis.setRange(ps.getLowerBound(), ps.getUpperBound());
    scaleAxis.setTickLabelFont(new Font("Dialog", Font.PLAIN, 9));
    PaintScaleLegend legend = new PaintScaleLegend(ps, scaleAxis);
    legend.setAxisLocation(AxisLocation.BOTTOM_OR_RIGHT);
    legend.setMargin(new RectangleInsets(5, 5, 5, 5));
    legend.setStripWidth(10);
    legend.setPosition(RectangleEdge.RIGHT);
    legend.setBackgroundPaint(chart_temp.getBackgroundPaint());
    chart_temp.addSubtitle(legend);

    return chart_temp;
  }