Example usage for org.jfree.chart.renderer.category GanttRenderer setBaseItemLabelGenerator

Introduction

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

Prototype

@Override
public void setBaseItemLabelGenerator(CategoryItemLabelGenerator generator) 

Source Link

Document

Sets the base item label generator and sends a RendererChangeEvent to all registered listeners.

Usage

From source file:org.jfree.chart.demo.GanttDemo3.java

private static JFreeChart createChart(IntervalCategoryDataset intervalcategorydataset) {
    JFreeChart jfreechart = ChartFactory.createGanttChart("Gantt Chart Demo", "Task", "Date",
            intervalcategorydataset, true, true, false);
    CategoryPlot categoryplot = (CategoryPlot) jfreechart.getPlot();
    categoryplot.getDomainAxis().setMaximumCategoryLabelWidthRatio(10F);
    DateAxis dateaxis = (DateAxis) categoryplot.getRangeAxis();
    dateaxis.setUpperMargin(0.20000000000000001D);
    GanttRenderer ganttrenderer = (GanttRenderer) categoryplot.getRenderer();
    ganttrenderer.setDrawBarOutline(false);
    ganttrenderer.setBaseItemLabelGenerator(new MyLabelGenerator(new SimpleDateFormat("d-MMM")));
    ganttrenderer.setBaseItemLabelsVisible(true);
    ganttrenderer.setBasePositiveItemLabelPosition(
            new ItemLabelPosition(ItemLabelAnchor.OUTSIDE3, TextAnchor.CENTER_LEFT));
    return jfreechart;
}

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From source file:net.sf.jasperreports.engine.fill.DefaultChartTheme.java

/**
 *
 *//*  w w w.j  a v  a  2  s  .c  om*/
protected JFreeChart createGanttChart() throws JRException {
    //FIXMECHART legend/tooltip/url should come from plot?

    ChartFactory.setChartTheme(StandardChartTheme.createLegacyTheme());
    JFreeChart jfreeChart = ChartFactory.createGanttChart(
            evaluateTextExpression(getChart().getTitleExpression()),
            evaluateTextExpression(((JRBarPlot) getPlot()).getCategoryAxisLabelExpression()),
            evaluateTextExpression(((JRBarPlot) getPlot()).getValueAxisLabelExpression()),
            (GanttCategoryDataset) getDataset(), isShowLegend(), true, //FIXMECHART tooltip: I guess BarPlot is not the best for gantt
            false);

    configureChart(jfreeChart);

    CategoryPlot categoryPlot = (CategoryPlot) jfreeChart.getPlot();
    //plot.setNoDataMessage("No data to display");

    JRBarPlot barPlot = (JRBarPlot) getPlot();
    boolean isShowTickMarks = barPlot.getShowTickMarks() == null ? true : barPlot.getShowTickMarks();
    boolean isShowTickLabels = barPlot.getShowTickLabels() == null ? true : barPlot.getShowTickLabels();
    boolean isShowLabels = barPlot.getShowLabels() == null ? false : barPlot.getShowLabels();

    categoryPlot.getDomainAxis().setTickMarksVisible(isShowTickMarks);
    categoryPlot.getDomainAxis().setTickLabelsVisible(isShowTickLabels);
    // Handle the axis formating for the category axis
    configureAxis(categoryPlot.getDomainAxis(), barPlot.getCategoryAxisLabelFont(),
            barPlot.getCategoryAxisLabelColor(), barPlot.getCategoryAxisTickLabelFont(),
            barPlot.getCategoryAxisTickLabelColor(), barPlot.getCategoryAxisTickLabelMask(),
            barPlot.getCategoryAxisVerticalTickLabels(), barPlot.getCategoryAxisLineColor(), false, null, null);
    ((DateAxis) categoryPlot.getRangeAxis()).setTickMarksVisible(isShowTickMarks);
    ((DateAxis) categoryPlot.getRangeAxis()).setTickLabelsVisible(isShowTickLabels);
    // Handle the axis formating for the value axis
    configureAxis(categoryPlot.getRangeAxis(), barPlot.getValueAxisLabelFont(),
            barPlot.getValueAxisLabelColor(), barPlot.getValueAxisTickLabelFont(),
            barPlot.getValueAxisTickLabelColor(), barPlot.getValueAxisTickLabelMask(),
            barPlot.getValueAxisVerticalTickLabels(), barPlot.getValueAxisLineColor(), true,
            (Comparable<?>) evaluateExpression(barPlot.getRangeAxisMinValueExpression()),
            (Comparable<?>) evaluateExpression(barPlot.getRangeAxisMaxValueExpression()));

    GanttRenderer categoryRenderer = (GanttRenderer) categoryPlot.getRenderer();
    categoryRenderer.setBaseItemLabelGenerator((CategoryItemLabelGenerator) getLabelGenerator());
    categoryRenderer.setBaseItemLabelsVisible(isShowLabels);
    categoryRenderer.setShadowVisible(false);

    return jfreeChart;
}

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