Example usage for org.jfree.chart.axis ExtendedCategoryAxis setCategoryLabelPositions

Introduction

In this page you can find the example usage for org.jfree.chart.axis ExtendedCategoryAxis setCategoryLabelPositions.

Prototype

public void setCategoryLabelPositions(CategoryLabelPositions positions) 

Source Link

Document

Sets the category label position specification for the axis and sends an AxisChangeEvent to all registered listeners.

Usage

From source file:org.jfree.chart.demo.SurveyResultsDemo3.java

/**
 * Creates a chart./*  w ww.  ja v  a2 s.com*/
 * 
 * @param dataset  the dataset.
 * 
 * @return The chart.
 */
private JFreeChart createChart(final CategoryDataset dataset) {

    final JFreeChart chart = ChartFactory.createBarChart(null, // chart title
            null, // domain axis label
            null, // range axis label
            dataset, // data
            PlotOrientation.HORIZONTAL, // orientation
            false, // include legend
            true, false);

    chart.setBackgroundPaint(Color.white);
    chart.getPlot().setOutlinePaint(null);
    final TextTitle title = new TextTitle("Figure 6 | Overall SEO Rating");
    title.setHorizontalAlignment(HorizontalAlignment.LEFT);
    title.setBackgroundPaint(Color.red);
    title.setPaint(Color.white);

    chart.setTitle(title);
    final CategoryPlot plot = chart.getCategoryPlot();

    final ValueAxis rangeAxis = plot.getRangeAxis();
    rangeAxis.setRange(0.0, 4.0);
    rangeAxis.setVisible(false);

    final ExtendedCategoryAxis domainAxis = new ExtendedCategoryAxis(null);
    domainAxis.setTickLabelFont(new Font("SansSerif", Font.BOLD, 12));
    domainAxis.setCategoryMargin(0.30);
    domainAxis.addSubLabel("Sm.", "(10)");
    domainAxis.addSubLabel("Med.", "(10)");
    domainAxis.addSubLabel("Lg.", "(10)");
    domainAxis.addSubLabel("All", "(10)");
    final CategoryLabelPositions p = domainAxis.getCategoryLabelPositions();
    final CategoryLabelPosition left = new CategoryLabelPosition(RectangleAnchor.LEFT,
            TextBlockAnchor.CENTER_LEFT);
    domainAxis.setCategoryLabelPositions(CategoryLabelPositions.replaceLeftPosition(p, left));
    plot.setDomainAxis(domainAxis);

    final BarRenderer renderer = (BarRenderer) plot.getRenderer();
    renderer.setSeriesPaint(0, new Color(0x9C, 0xA4, 0x4A));
    renderer.setBaseOutlineStroke(null);

    //        final StandardCategoryLabelGenerator generator = new StandardCategoryLabelGenerator(
    //          "{2}", new DecimalFormat("0.00")
    //    );
    //  renderer.setLabelGenerator(generator);
    renderer.setItemLabelsVisible(true);
    renderer.setItemLabelFont(new Font("SansSerif", Font.PLAIN, 18));
    final ItemLabelPosition position = new ItemLabelPosition(ItemLabelAnchor.INSIDE3, TextAnchor.CENTER_RIGHT);
    renderer.setPositiveItemLabelPosition(position);
    renderer.setPositiveItemLabelPositionFallback(new ItemLabelPosition());

    return chart;

}

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