Example usage for org.jfree.chart.renderer.xy DeviationRenderer setBaseItemLabelGenerator

Introduction

In this page you can find the example usage for org.jfree.chart.renderer.xy DeviationRenderer setBaseItemLabelGenerator.

Prototype

@Override
public void setBaseItemLabelGenerator(XYItemLabelGenerator generator) 

Source Link

Document

Sets the base item label generator and sends a RendererChangeEvent to all registered listeners.

Usage

From source file:eu.choreos.vv.chart.YIntervalChart.java

private static JFreeChart createChart(XYDataset dataset, String chartTitle, String xLabel, String yLabel) {

    // create the chart...
    JFreeChart chart = ChartFactory.createXYLineChart(chartTitle, // chart title
            xLabel, // domain axis label
            yLabel, // range axis label
            dataset, // initial series
            PlotOrientation.VERTICAL, // orientation
            true, // include legend
            true, // tooltips?
            false // URLs?
    );/*  w  w  w.j  a  v a2s  . c  o m*/

    // set chart background
    chart.setBackgroundPaint(Color.white);

    // set a few custom plot features
    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setBackgroundPaint(new Color(0xffffe0));
    plot.setDomainGridlinesVisible(true);
    plot.setDomainGridlinePaint(Color.lightGray);
    plot.setRangeGridlinePaint(Color.lightGray);

    // set the plot's axes to display integers
    TickUnitSource ticks = NumberAxis.createIntegerTickUnits();
    NumberAxis domain = (NumberAxis) plot.getDomainAxis();
    domain.setStandardTickUnits(ticks);
    domain.resizeRange(1.1);
    domain.setLowerBound(0.5);

    NumberAxis range = (NumberAxis) plot.getRangeAxis();
    range.setStandardTickUnits(ticks);
    range.setUpperBound(range.getUpperBound() * 1.1);

    // render shapes and lines
    DeviationRenderer renderer = new DeviationRenderer(true, true);
    plot.setRenderer(renderer);
    renderer.setBaseShapesVisible(true);
    renderer.setBaseShapesFilled(true);

    // set the renderer's stroke
    Stroke stroke = new BasicStroke(3f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_BEVEL);
    renderer.setBaseOutlineStroke(stroke);

    //TODO: render the deviation with the same color as the line
    //        renderer.setBaseFillPaint(new Color(255, 200, 200));
    //        renderer.setUseOutlinePaint(flag);
    //        renderer.setUseFillPaint(flag);

    // label the points
    NumberFormat format = NumberFormat.getNumberInstance();
    format.setMaximumFractionDigits(2);
    XYItemLabelGenerator generator = new StandardXYItemLabelGenerator(
            StandardXYItemLabelGenerator.DEFAULT_ITEM_LABEL_FORMAT, format, format);
    renderer.setBaseItemLabelGenerator(generator);
    renderer.setBaseItemLabelsVisible(true);

    //TODO: fix the visible area to show the deviation

    return chart;
}

---