Example usage for org.jfree.chart.renderer BarRenderer3D setItemMargin

Introduction

In this page you can find the example usage for org.jfree.chart.renderer BarRenderer3D setItemMargin.

Prototype

public void setItemMargin(double percent) 

Source Link

Document

Sets the item margin and sends a RendererChangeEvent to all registered listeners.

Usage

From source file:include.picture.MyBarChart.java

/**
*?
*///w  w w  .  ja  va2  s  .  c o  m
public void paint() {
    try {
        check();
        CategoryDataset dataset = getDataSet(series, category, data);
        JFreeChart chart = ChartFactory.createBarChart3D(title, axisXLabel, axisYLabel, dataset,
                PlotOrientation.VERTICAL, true, false, false);
        chart.setBackgroundPaint(Color.WHITE);
        BarRenderer3D renderer = new BarRenderer3D();
        CategoryPlot plot = chart.getCategoryPlot();
        renderer.setMaxBarWidth(0.01);
        renderer.setBaseOutlinePaint(Color.BLACK);
        renderer.setItemLabelGenerator(new StandardCategoryItemLabelGenerator());
        renderer.setItemLabelFont(new Font("", Font.PLAIN, 15));
        renderer.setItemLabelsVisible(true);
        renderer.setItemMargin(0.1);
        plot.setRenderer(renderer);
        FileOutputStream fos_jpg = null;
        try {
            fos_jpg = new FileOutputStream(fileName);
            ChartUtilities.writeChartAsJPEG(fos_jpg, 1000, chart, width, height, null);
        } finally {
            try {
                fos_jpg.close();
            } catch (Exception e) {
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    } // end of try-catch

}

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