Example usage for org.jfree.chart.renderer.category BarRenderer setOutlineStroke

Introduction

In this page you can find the example usage for org.jfree.chart.renderer.category BarRenderer setOutlineStroke.

Prototype

public void setOutlineStroke(Stroke stroke) 

Source Link

Document

Sets the outline stroke for ALL series and sends a RendererChangeEvent to all registered listeners.

Usage

From source file:org.sakaiproject.evaluation.tool.reporting.EvalLikertChartBuilder.java

@SuppressWarnings("deprecation")
public JFreeChart makeLikertChart() {

    DefaultCategoryDataset likertDataset = new DefaultCategoryDataset();

    for (int i = 0; i < responses.length; i++) {
        likertDataset.addValue(values[i], "Responses", responses[i]);
    }/* w w  w.  ja  v  a  2  s . co m*/

    JFreeChart chart = ChartFactory.createBarChart(null, // "Likert Chart", // Chart title
            null, // "Choices", // domain axis label
            null, // "# of Responses", // range axis label
            likertDataset, PlotOrientation.HORIZONTAL, false, // show legend
            false, // show tooltips
            false // show URLs
    );

    // Set the background colours
    chart.setBackgroundPaint(Color.white);
    CategoryPlot plot = (CategoryPlot) chart.getPlot();
    plot.setBackgroundPaint(Color.white);
    plot.setDomainGridlinesVisible(false);
    plot.setRangeGridlinesVisible(false);

    // Configure the bar colors and display
    BarRenderer renderer = (BarRenderer) plot.getRenderer();
    renderer.setSeriesPaint(0, new Color(244, 252, 212));
    renderer.setDrawBarOutline(true);
    renderer.setOutlinePaint(new Color(34, 35, 237));
    renderer.setOutlineStroke(new BasicStroke(0.5f));
    renderer.setBaseItemLabelsVisible(true);
    if (showPercentages) {
        renderer.setBaseItemLabelGenerator(new LikertPercentageItemLabelGenerator(this.responseCount));
    } else {
        renderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());
    }
    // Turn off the Top Value Axis
    ValueAxis rangeAxis = plot.getRangeAxis();
    rangeAxis.setVisible(false);
    rangeAxis.setUpperMargin(0.35);
    rangeAxis.resizeRange(1.1f);

    CategoryAxis domainAxis = plot.getDomainAxis();
    domainAxis.setMaximumCategoryLabelWidthRatio(0.4f);
    domainAxis.setMaximumCategoryLabelLines(2);

    // Set the font for the labels
    Font labelFont = new Font("Serif", Font.PLAIN, 6);

    CategoryItemRenderer itemRenderer = plot.getRenderer();
    itemRenderer.setBaseItemLabelFont(labelFont);

    plot.setOutlinePaint(null);

    domainAxis.setLabelFont(labelFont);
    domainAxis.setTickLabelFont(labelFont);
    rangeAxis.setLabelFont(labelFont);
    rangeAxis.setTickLabelFont(labelFont);

    return chart;
}

---