org.jfree.chart.axis.DateAxis Java Examples

/**
 * Creates a wind plot with default settings.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param xAxisLabel  a label for the x-axis (<code>null</code> permitted).
 * @param yAxisLabel  a label for the y-axis (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag that controls whether or not a legend is created.
 * @param tooltips  configure chart to generate tool tips?
 * @param urls  configure chart to generate URLs?
 *
 * @return A wind plot.
 *
 */
public static JFreeChart createWindPlot(String title, String xAxisLabel,
        String yAxisLabel, WindDataset dataset, boolean legend,
        boolean tooltips, boolean urls) {

    ValueAxis xAxis = new DateAxis(xAxisLabel);
    ValueAxis yAxis = new NumberAxis(yAxisLabel);
    yAxis.setRange(-12.0, 12.0);

    WindItemRenderer renderer = new WindItemRenderer();
    if (tooltips) {
        renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator());
    }
    if (urls) {
        renderer.setURLGenerator(new StandardXYURLGenerator());
    }
    XYPlot plot = new XYPlot(dataset, xAxis, yAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates and returns a default instance of a high-low-open-close chart 
 * with a special timeline. This timeline can be a 
 * {@link org.jfree.chart.axis.SegmentedTimeline} such as the Monday 
 * through Friday timeline that will remove Saturdays and Sundays from
 * the axis.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code> 
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code> 
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param timeline  the timeline.
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A high-low-open-close chart.
 */
public static JFreeChart createHighLowChart(String title,
                                            String timeAxisLabel,
                                            String valueAxisLabel,
                                            OHLCDataset dataset,
                                            Timeline timeline,
                                            boolean legend) {

    DateAxis timeAxis = new DateAxis(timeAxisLabel);
    timeAxis.setTimeline(timeline);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    HighLowRenderer renderer = new HighLowRenderer();
    renderer.setBaseToolTipGenerator(new HighLowItemLabelGenerator());
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    return chart;

}
 

/**
 * Creates a wind plot with default settings.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param xAxisLabel  a label for the x-axis (<code>null</code> permitted).
 * @param yAxisLabel  a label for the y-axis (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag that controls whether or not a legend is created.
 * @param tooltips  configure chart to generate tool tips?
 * @param urls  configure chart to generate URLs?
 *
 * @return A wind plot.
 *
 */
public static JFreeChart createWindPlot(String title, String xAxisLabel,
        String yAxisLabel, WindDataset dataset, boolean legend,
        boolean tooltips, boolean urls) {

    ValueAxis xAxis = new DateAxis(xAxisLabel);
    ValueAxis yAxis = new NumberAxis(yAxisLabel);
    yAxis.setRange(-12.0, 12.0);

    WindItemRenderer renderer = new WindItemRenderer();
    if (tooltips) {
        renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator());
    }
    if (urls) {
        renderer.setURLGenerator(new StandardXYURLGenerator());
    }
    XYPlot plot = new XYPlot(dataset, xAxis, yAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Sets the X axis to display time relative to the given start time.
 */
// for relative time, format the x axis differently
// the data _does not_ change
public static void setRelativeAxis(JFreeChart chart, long startTime) {
    if (chart != null) {
        RelativeDateFormat format = new RelativeDateFormat(startTime);
        // : separators
        format.setHourSuffix(":");
        format.setMinuteSuffix(":");
        format.setSecondSuffix("");

        // zero pad minutes and seconds
        DecimalFormat padded = new DecimalFormat("00");
        format.setMinuteFormatter(padded);
        format.setSecondFormatter(padded);

        XYPlot plot = chart.getXYPlot();

        ((DateAxis) plot.getDomainAxis()).setDateFormatOverride(format);
    }
}
 

/**
 * Creates and returns a default instance of a high-low-open-close chart.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code>
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code>
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A high-low-open-close chart.
 */
public static JFreeChart createHighLowChart(String title,
        String timeAxisLabel, String valueAxisLabel, OHLCDataset dataset,
        boolean legend) {

    ValueAxis timeAxis = new DateAxis(timeAxisLabel);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    HighLowRenderer renderer = new HighLowRenderer();
    renderer.setBaseToolTipGenerator(new HighLowItemLabelGenerator());
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates and returns a default instance of a high-low-open-close chart 
 * with a special timeline. This timeline can be a 
 * {@link org.jfree.chart.axis.SegmentedTimeline} such as the Monday 
 * through Friday timeline that will remove Saturdays and Sundays from
 * the axis.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code> 
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code> 
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param timeline  the timeline.
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A high-low-open-close chart.
 */
public static JFreeChart createHighLowChart(String title,
                                            String timeAxisLabel,
                                            String valueAxisLabel,
                                            OHLCDataset dataset,
                                            Timeline timeline,
                                            boolean legend) {

    DateAxis timeAxis = new DateAxis(timeAxisLabel);
    timeAxis.setTimeline(timeline);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    HighLowRenderer renderer = new HighLowRenderer();
    renderer.setBaseToolTipGenerator(new HighLowItemLabelGenerator());
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    return chart;

}
 

/**
 * Creates and returns a default instance of a box and whisker chart.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code> 
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code> 
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A box and whisker chart.
 */
public static JFreeChart createBoxAndWhiskerChart(String title,
                                             String timeAxisLabel,
                                             String valueAxisLabel,
                                             BoxAndWhiskerXYDataset dataset,
                                             boolean legend) {

    ValueAxis timeAxis = new DateAxis(timeAxisLabel);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    valueAxis.setAutoRangeIncludesZero(false);
    XYBoxAndWhiskerRenderer renderer = new XYBoxAndWhiskerRenderer(10.0);
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
    return new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, 
            legend);

}
 

/**
 * Test that the setMaximumDate() method works.
 */
public void testSetMaximumDate() {
    DateAxis axis = new DateAxis("Test Axis");
    Date date = new Date();
    axis.setMaximumDate(date);
    assertEquals(date, axis.getMaximumDate());

    // check that setting the max date to something on or before the
    // current min date works...
    Date d1 = new Date();
    Date d2 = new Date(d1.getTime() + 1);
    Date d0 = new Date(d1.getTime() - 1);
    axis.setMaximumDate(d2);
    axis.setMinimumDate(d1);
    axis.setMaximumDate(d1);
    assertEquals(d0, axis.getMinimumDate());
}
 

/**
 * Creates a wind plot with default settings.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param xAxisLabel  a label for the x-axis (<code>null</code> permitted).
 * @param yAxisLabel  a label for the y-axis (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag that controls whether or not a legend is created.
 * @param tooltips  configure chart to generate tool tips?
 * @param urls  configure chart to generate URLs?
 *
 * @return A wind plot.
 *
 */
public static JFreeChart createWindPlot(String title, String xAxisLabel,
        String yAxisLabel, WindDataset dataset, boolean legend,
        boolean tooltips, boolean urls) {

    ValueAxis xAxis = new DateAxis(xAxisLabel);
    ValueAxis yAxis = new NumberAxis(yAxisLabel);
    yAxis.setRange(-12.0, 12.0);

    WindItemRenderer renderer = new WindItemRenderer();
    if (tooltips) {
        renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator());
    }
    if (urls) {
        renderer.setURLGenerator(new StandardXYURLGenerator());
    }
    XYPlot plot = new XYPlot(dataset, xAxis, yAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Test the translation of Java2D values to data values.
 */
public void testJava2DToValue() {
    DateAxis axis = new DateAxis();
    axis.setRange(50.0, 100.0); 
    Rectangle2D dataArea = new Rectangle2D.Double(10.0, 50.0, 400.0, 300.0);
    double y1 = axis.java2DToValue(75.0, dataArea, RectangleEdge.LEFT);  
    assertTrue(same(y1, 95.8333333, 1.0)); 
    double y2 = axis.java2DToValue(75.0, dataArea, RectangleEdge.RIGHT);   
    assertTrue(same(y2, 95.8333333, 1.0)); 
    double x1 = axis.java2DToValue(75.0, dataArea, RectangleEdge.TOP);   
    assertTrue(same(x1, 58.125, 1.0)); 
    double x2 = axis.java2DToValue(75.0, dataArea, RectangleEdge.BOTTOM);   
    assertTrue(same(x2, 58.125, 1.0)); 
    axis.setInverted(true);
    double y3 = axis.java2DToValue(75.0, dataArea, RectangleEdge.LEFT);  
    assertTrue(same(y3, 54.1666667, 1.0)); 
    double y4 = axis.java2DToValue(75.0, dataArea, RectangleEdge.RIGHT);   
    assertTrue(same(y4, 54.1666667, 1.0)); 
    double x3 = axis.java2DToValue(75.0, dataArea, RectangleEdge.TOP);   
    assertTrue(same(x3, 91.875, 1.0)); 
    double x4 = axis.java2DToValue(75.0, dataArea, RectangleEdge.BOTTOM);   
    assertTrue(same(x4, 91.875, 1.0));   
}
 

/**
 * Creates a wind plot with default settings.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param xAxisLabel  a label for the x-axis (<code>null</code> permitted).
 * @param yAxisLabel  a label for the y-axis (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag that controls whether or not a legend is created.
 * @param tooltips  configure chart to generate tool tips?
 * @param urls  configure chart to generate URLs?
 *
 * @return A wind plot.
 *
 */
public static JFreeChart createWindPlot(String title, String xAxisLabel,
        String yAxisLabel, WindDataset dataset, boolean legend,
        boolean tooltips, boolean urls) {

    ValueAxis xAxis = new DateAxis(xAxisLabel);
    ValueAxis yAxis = new NumberAxis(yAxisLabel);
    yAxis.setRange(-12.0, 12.0);

    WindItemRenderer renderer = new WindItemRenderer();
    if (tooltips) {
        renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator());
    }
    if (urls) {
        renderer.setURLGenerator(new StandardXYURLGenerator());
    }
    XYPlot plot = new XYPlot(dataset, xAxis, yAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates and returns a default instance of a box and whisker chart.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code>
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code>
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A box and whisker chart.
 */
public static JFreeChart createBoxAndWhiskerChart(String title,
        String timeAxisLabel, String valueAxisLabel,
        BoxAndWhiskerXYDataset dataset, boolean legend) {

    ValueAxis timeAxis = new DateAxis(timeAxisLabel);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    valueAxis.setAutoRangeIncludesZero(false);
    XYBoxAndWhiskerRenderer renderer = new XYBoxAndWhiskerRenderer(10.0);
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates a Gantt chart using the supplied attributes plus default values
 * where required.  The chart object returned by this method uses a
 * {@link CategoryPlot} instance as the plot, with a {@link CategoryAxis}
 * for the domain axis, a {@link DateAxis} as the range axis, and a
 * {@link GanttRenderer} as the renderer.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param categoryAxisLabel  the label for the category axis
 *                           (<code>null</code> permitted).
 * @param dateAxisLabel  the label for the date axis
 *                       (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A Gantt chart.
 */
public static JFreeChart createGanttChart(String title,
        String categoryAxisLabel, String dateAxisLabel,
        IntervalCategoryDataset dataset, boolean legend) {

    CategoryAxis categoryAxis = new CategoryAxis(categoryAxisLabel);
    DateAxis dateAxis = new DateAxis(dateAxisLabel);
    CategoryItemRenderer renderer = new GanttRenderer();
    renderer.setBaseToolTipGenerator(
                new IntervalCategoryToolTipGenerator(
                "{3} - {4}", DateFormat.getDateInstance()));
    CategoryPlot plot = new CategoryPlot(dataset, categoryAxis, dateAxis,
            renderer);
    plot.setOrientation(PlotOrientation.HORIZONTAL);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates a stepped XY plot with default settings.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param xAxisLabel  a label for the X-axis (<code>null</code> permitted).
 * @param yAxisLabel  a label for the Y-axis (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A chart.
 */
public static JFreeChart createXYStepChart(String title, String xAxisLabel,
        String yAxisLabel, XYDataset dataset, boolean legend) {

    DateAxis xAxis = new DateAxis(xAxisLabel);
    NumberAxis yAxis = new NumberAxis(yAxisLabel);
    yAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    XYItemRenderer renderer = new XYStepRenderer();
    renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator());
    XYPlot plot = new XYPlot(dataset, xAxis, yAxis, null);
    plot.setRenderer(renderer);
    plot.setDomainCrosshairVisible(false);
    plot.setRangeCrosshairVisible(false);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates and returns a time series chart.  A time series chart is an
 * {@link XYPlot} with a {@link DateAxis} for the x-axis and a
 * {@link NumberAxis} for the y-axis.  The default renderer is an
 * {@link XYLineAndShapeRenderer}. A convenient dataset to use with this
 * chart is a {@link TimeSeriesCollection}.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code>
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code>
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A time series chart.
 */
public static JFreeChart createTimeSeriesChart(String title,
        String timeAxisLabel, String valueAxisLabel, XYDataset dataset,
        boolean legend) {

    ValueAxis timeAxis = new DateAxis(timeAxisLabel);
    timeAxis.setLowerMargin(0.02);  // reduce the default margins
    timeAxis.setUpperMargin(0.02);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    valueAxis.setAutoRangeIncludesZero(false);  // override default
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, null);
    XYToolTipGenerator toolTipGenerator = null;
    toolTipGenerator = StandardXYToolTipGenerator.getTimeSeriesInstance();
    XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer(true,
            false);
    renderer.setBaseToolTipGenerator(toolTipGenerator);
    plot.setRenderer(renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates and returns a default instance of a high-low-open-close chart.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code>
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code>
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A high-low-open-close chart.
 */
public static JFreeChart createHighLowChart(String title,
        String timeAxisLabel, String valueAxisLabel, OHLCDataset dataset,
        boolean legend) {

    ValueAxis timeAxis = new DateAxis(timeAxisLabel);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    HighLowRenderer renderer = new HighLowRenderer();
    renderer.setBaseToolTipGenerator(new HighLowItemLabelGenerator());
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creating the xyPlot for the base candlesBar org.sjwimmer.tacharting.chart
 * @param dataset a XYDataset for the candlesBar
 */
private static XYPlot createMainPlot(XYDataset dataset){
    TaCandlestickRenderer renderer = new TaCandlestickRenderer(3, true);

    NumberAxis numberAxis = new NumberAxis("Price");
    numberAxis.setTickLabelPaint(Color.GRAY);
    numberAxis.setLabelPaint(Color.GRAY);

    DateAxis dateAxis = new DateAxis("Date");
    dateAxis.setTickLabelPaint(Color.GRAY);
    dateAxis.setLabelPaint(Color.GRAY);

    // XYPlot with candlesBars
    XYPlot plot = new XYPlot(dataset, dateAxis, numberAxis, renderer);
    plot.setOrientation(PlotOrientation.VERTICAL);
    plot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT);

    BasicStroke grid = new BasicStroke(0.5f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER,10.0f,
                                        new float[]{1f}, 0.0f);
    plot.setDomainGridlineStroke(grid);
    plot.setRangeGridlineStroke(grid);
    return plot;
}
 

/**
 * Creates and returns a default instance of a box and whisker chart.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code>
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code>
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A box and whisker chart.
 */
public static JFreeChart createBoxAndWhiskerChart(String title,
        String timeAxisLabel, String valueAxisLabel,
        BoxAndWhiskerXYDataset dataset, boolean legend) {

    ValueAxis timeAxis = new DateAxis(timeAxisLabel);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    valueAxis.setAutoRangeIncludesZero(false);
    XYBoxAndWhiskerRenderer renderer = new XYBoxAndWhiskerRenderer(10.0);
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates a wind plot with default settings.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param xAxisLabel  a label for the x-axis (<code>null</code> permitted).
 * @param yAxisLabel  a label for the y-axis (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag that controls whether or not a legend is created.
 *
 * @return A wind plot.
 */
public static JFreeChart createWindPlot(String title,
        String xAxisLabel, String yAxisLabel, WindDataset dataset,
        boolean legend) {

    ValueAxis xAxis = new DateAxis(xAxisLabel);
    ValueAxis yAxis = new NumberAxis(yAxisLabel);
    yAxis.setRange(-12.0, 12.0);

    WindItemRenderer renderer = new WindItemRenderer();
    renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator());
    
    XYPlot plot = new XYPlot(dataset, xAxis, yAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates a wind plot with default settings.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param xAxisLabel  a label for the x-axis (<code>null</code> permitted).
 * @param yAxisLabel  a label for the y-axis (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag that controls whether or not a legend is created.
 * @param tooltips  configure chart to generate tool tips?
 * @param urls  configure chart to generate URLs?
 *
 * @return A wind plot.
 *
 */
public static JFreeChart createWindPlot(String title, String xAxisLabel,
        String yAxisLabel, WindDataset dataset, boolean legend,
        boolean tooltips, boolean urls) {

    ValueAxis xAxis = new DateAxis(xAxisLabel);
    ValueAxis yAxis = new NumberAxis(yAxisLabel);
    yAxis.setRange(-12.0, 12.0);

    WindItemRenderer renderer = new WindItemRenderer();
    if (tooltips) {
        renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator());
    }
    if (urls) {
        renderer.setURLGenerator(new StandardXYURLGenerator());
    }
    XYPlot plot = new XYPlot(dataset, xAxis, yAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates and returns a default instance of a box and whisker chart.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code>
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code>
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A box and whisker chart.
 */
public static JFreeChart createBoxAndWhiskerChart(String title,
        String timeAxisLabel, String valueAxisLabel,
        BoxAndWhiskerXYDataset dataset, boolean legend) {

    ValueAxis timeAxis = new DateAxis(timeAxisLabel);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    valueAxis.setAutoRangeIncludesZero(false);
    XYBoxAndWhiskerRenderer renderer = new XYBoxAndWhiskerRenderer(10.0);
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates and returns a default instance of a high-low-open-close chart.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code>
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code>
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A high-low-open-close chart.
 */
public static JFreeChart createHighLowChart(String title,
        String timeAxisLabel, String valueAxisLabel, OHLCDataset dataset,
        boolean legend) {

    ValueAxis timeAxis = new DateAxis(timeAxisLabel);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    HighLowRenderer renderer = new HighLowRenderer();
    renderer.setBaseToolTipGenerator(new HighLowItemLabelGenerator());
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates and returns a default instance of a high-low-open-close chart.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code>
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code>
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A high-low-open-close chart.
 */
public static JFreeChart createHighLowChart(String title,
        String timeAxisLabel, String valueAxisLabel, OHLCDataset dataset,
        boolean legend) {

    ValueAxis timeAxis = new DateAxis(timeAxisLabel);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    HighLowRenderer renderer = new HighLowRenderer();
    renderer.setBaseToolTipGenerator(new HighLowItemLabelGenerator());
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

/**
 * Creates and returns a default instance of a high-low-open-close chart.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code> 
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code> 
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A high-low-open-close chart.
 */
public static JFreeChart createHighLowChart(String title,
                                            String timeAxisLabel,
                                            String valueAxisLabel,
                                            OHLCDataset dataset,
                                            boolean legend) {

    ValueAxis timeAxis = new DateAxis(timeAxisLabel);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    HighLowRenderer renderer = new HighLowRenderer();
    renderer.setBaseToolTipGenerator(new HighLowItemLabelGenerator());
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    return chart;

}
 

protected void configureChart(final JFreeChart chart) {
	chart.setBackgroundPaint(Color.white);
	final XYPlot plot = (XYPlot) chart.getPlot();
	plot.setBackgroundPaint(Color.lightGray);
	plot.setDomainGridlinePaint(Color.white);
	plot.setRangeGridlinePaint(Color.white);
	plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));

	final DateAxis dateAxis = (DateAxis) plot.getDomainAxis();
	final NumberAxis valueAxis = (NumberAxis) plot.getRangeAxis();

	dateAxis.setDateFormatOverride(new SimpleDateFormat("dd-MMM"));
	valueAxis.setAutoRangeIncludesZero(true);
	valueAxis.setUpperMargin(0.15);
	valueAxis.setLowerMargin(0.15);
}
 

/**
 * Creates and returns a default instance of a candlesticks chart.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param timeAxisLabel  a label for the time axis (<code>null</code> 
 *                       permitted).
 * @param valueAxisLabel  a label for the value axis (<code>null</code> 
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A candlestick chart.
 */
public static JFreeChart createCandlestickChart(String title,
                                                String timeAxisLabel,
                                                String valueAxisLabel,
                                                OHLCDataset dataset,
                                                boolean legend) {

    ValueAxis timeAxis = new DateAxis(timeAxisLabel);
    NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
    XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, null);
    plot.setRenderer(new CandlestickRenderer());
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    return chart;

}
 

/**
 * Creates a chart.
 *
 * @param dataset  a dataset.
 *
 * @return A chart.
 */
private static JFreeChart createChart(XYDataset dataset) {

    JFreeChart chart = ChartFactory.createTimeSeriesChart(
        "Legal & General Unit Trust Prices",  // title
        "Date",             // x-axis label
        "Price Per Unit",   // y-axis label
        dataset,            // data
        true,               // create legend?
        true,               // generate tooltips?
        false               // generate URLs?
    );

    chart.setBackgroundPaint(Color.white);

    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainCrosshairVisible(true);
    plot.setRangeCrosshairVisible(true);

    XYItemRenderer r = plot.getRenderer();
    if (r instanceof XYLineAndShapeRenderer) {
        XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
        renderer.setBaseShapesVisible(true);
        renderer.setBaseShapesFilled(true);
        renderer.setDrawSeriesLineAsPath(true);
    }

    DateAxis axis = (DateAxis) plot.getDomainAxis();
    axis.setDateFormatOverride(new SimpleDateFormat("MMM-yyyy"));

    return chart;

}
 

/**
 * Creates a chart.
 *
 * @param dataset  a dataset.
 *
 * @return A chart.
 */
private static JFreeChart createChart(XYDataset dataset) {

    JFreeChart chart = ChartFactory.createTimeSeriesChart(
        "Legal & General Unit Trust Prices",  // title
        "Date",             // x-axis label
        "Price Per Unit",   // y-axis label
        dataset,            // data
        true,               // create legend?
        true,               // generate tooltips?
        false               // generate URLs?
    );

    chart.setBackgroundPaint(Color.white);

    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainCrosshairVisible(true);
    plot.setRangeCrosshairVisible(true);

    XYItemRenderer r = plot.getRenderer();
    if (r instanceof XYLineAndShapeRenderer) {
        XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
        renderer.setBaseShapesVisible(true);
        renderer.setBaseShapesFilled(true);
        renderer.setDrawSeriesLineAsPath(true);
    }

    DateAxis axis = (DateAxis) plot.getDomainAxis();
    axis.setDateFormatOverride(new SimpleDateFormat("MMM-yyyy"));

    return chart;

}
 

/**
 * Creates a chart.
 *
 * @param dataset a dataset.
 * @return A chart.
 */
private JFreeChart createChart(XYDataset dataset)
{

	chart = ChartFactory.createTimeSeriesChart(
		"OBD Data Graph", // title
		"Time", // x-axis label
		"Value", // y-axis label
		dataset, // data
		true, // create legend?
		true, // generate tooltips?
		false // generate URLs?
	);

	chart.setBackgroundPaint(Color.white);

	XYPlot plot = (XYPlot) chart.getPlot();
	plot.setBackgroundPaint(Color.lightGray);
	plot.setDomainGridlinePaint(Color.white);
	plot.setRangeGridlinePaint(Color.white);
	plot.setDomainCrosshairVisible(true);
	plot.setRangeCrosshairVisible(true);
	plot.getDomainAxis().setTickLabelFont(legendFont);

	DateAxis axis = (DateAxis) plot.getDomainAxis();
	axis.setDateFormatOverride(new SimpleDateFormat("HH:mm:ss"));
	chart.getLegend().setItemFont(legendFont);

	return chart;
}
 

private static JFreeChart buildChart(
    final String title, final XYDataset lineAndShape, final XYDataset interval,
    final XYItemRenderer lineAndShapeRenderer, final XYItemRenderer intervalRenderer
) {
    final ValueAxis timeAxis = new DateAxis();
    timeAxis.setLowerMargin(0.02);
    timeAxis.setUpperMargin(0.02);

    final NumberAxis valueAxis = new NumberAxis();
    valueAxis.setAutoRangeIncludesZero(false);

    final XYPlot plot = new XYPlot();

    plot.setDomainAxis(0, timeAxis);
    plot.setRangeAxis(0, valueAxis);

    plot.setDataset(0, lineAndShape);
    plot.setRenderer(0, lineAndShapeRenderer);

    plot.setDomainAxis(1, timeAxis);
    plot.setRangeAxis(1, valueAxis);

    plot.setDataset(1, interval);
    plot.setRenderer(1, intervalRenderer);

    return new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, false);
}