Example usage for org.jfree.data.category DefaultIntervalCategoryDataset setCategoryKeys

Introduction

In this page you can find the example usage for org.jfree.data.category DefaultIntervalCategoryDataset setCategoryKeys.

Prototype

public void setCategoryKeys(Comparable[] categoryKeys) 

Source Link

Document

Sets the categories for the dataset.

Usage

From source file:org.jfree.chart.demo.IntervalBarChartDemo1.java

/**
 * Creates a new demo.//www. j a  v a  2 s.co  m
 */
public IntervalBarChartDemo1() {

    DefaultIntervalCategoryDataset data = null;
    final double[][] lows = { { -.0315, .0159, .0306, .0453, .0557 } };
    final double[][] highs = { { .1931, .1457, .1310, .1163, .1059 } };
    data = new DefaultIntervalCategoryDataset(lows, highs);
    data.setCategoryKeys(CATEGORIES);

    final String title = "Strategie Sicherheit";
    final String xTitle = "Zeitraum (in Jahren)";
    final String yTitle = "Performance";
    final CategoryAxis xAxis = new CategoryAxis(xTitle);
    xAxis.setLabelFont(titleFont);
    xAxis.setTickLabelFont(labelFont);
    xAxis.setTickMarksVisible(false);
    final NumberAxis yAxis = new NumberAxis(yTitle);
    yAxis.setLabelFont(titleFont);
    yAxis.setTickLabelFont(labelFont);
    yAxis.setRange(-0.2, 0.40);
    final DecimalFormat formatter = new DecimalFormat("0.##%");
    yAxis.setTickUnit(new NumberTickUnit(0.05, formatter));

    final IntervalBarRenderer renderer = new IntervalBarRenderer();
    renderer.setSeriesPaint(0, new Color(51, 102, 153));
    //        renderer.setLabelGenerator(new IntervalCategoryLabelGenerator());
    renderer.setItemLabelsVisible(true);
    renderer.setItemLabelPaint(Color.white);
    final ItemLabelPosition p = new ItemLabelPosition(ItemLabelAnchor.CENTER, TextAnchor.CENTER);
    renderer.setPositiveItemLabelPosition(p);

    final CategoryPlot plot = new CategoryPlot(data, xAxis, yAxis, renderer);
    plot.setBackgroundPaint(Color.lightGray);
    plot.setOutlinePaint(Color.white);
    plot.setOrientation(PlotOrientation.VERTICAL);

    this.chart = new JFreeChart(title, titleFont, plot, false);
    this.chart.setBackgroundPaint(Color.white);
}

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From source file:org.jfree.data.category.DefaultIntervalCategoryDatasetTest.java

/**
 * Some checks for the setCategoryKeys() method.
 *///from w ww . j  a  va  2 s  . c  o m
@Test
public void testSetCategoryKeys() {
    // check an empty dataset
    DefaultIntervalCategoryDataset empty = new DefaultIntervalCategoryDataset(new double[0][0],
            new double[0][0]);
    boolean pass = true;
    try {
        empty.setCategoryKeys(new String[0]);
    } catch (RuntimeException e) {
        pass = false;
    }
    assertTrue(pass);
}

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