Examples with BarPainter org.jfree.chart.renderer.category.BarPainter used on opensource projects

Example 1 with BarPainter

use of org.jfree.chart.renderer.category.BarPainter in project jpsonic by tesshucom.

the class UserChartController method createChart.

private JFreeChart createChart(CategoryDataset dataset, HttpServletRequest request) {
    JFreeChart chart = ChartFactory.createBarChart(null, null, null, dataset, PlotOrientation.HORIZONTAL, false, false, false);
    StandardChartTheme theme = (StandardChartTheme) StandardChartTheme.createJFreeTheme();
    Font font = fontLoader.getFont(12F);
    theme.setExtraLargeFont(font);
    theme.setLargeFont(font);
    theme.setRegularFont(font);
    theme.setSmallFont(font);
    theme.apply(chart);
    Color bgColor = getBackground(request);
    chart.setBackgroundPaint(bgColor);
    CategoryPlot plot = chart.getCategoryPlot();
    plot.setBackgroundPaint(bgColor);
    Color fgColor = getForeground(request);
    plot.setOutlinePaint(fgColor);
    plot.setRangeGridlinePaint(fgColor);
    plot.setRangeGridlineStroke(new BasicStroke(0.2f));
    plot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT);
    BarRenderer renderer = (BarRenderer) plot.getRenderer();
    Color stColor = getStroke(request);
    renderer.setBarPainter(new BarPainter() {

        @Override
        public void paintBarShadow(Graphics2D g2, BarRenderer ren, int row, int col, RectangularShape shape, RectangleEdge base, boolean pegShadow) {
        // to be none
        }

        @Override
        public void paintBar(Graphics2D g2, BarRenderer ren, int row, int col, RectangularShape shape, RectangleEdge base) {
            int barMaxHeight = 15;
            double radius = 10.0;
            double barX = shape.getX() - radius;
            double barY = barMaxHeight < shape.getHeight() ? shape.getY() + (shape.getHeight() - barMaxHeight) / 2 : shape.getY();
            double barHeight = barMaxHeight < shape.getHeight() ? barMaxHeight : shape.getHeight();
            double barWidth = shape.getWidth() + radius;
            RoundRectangle2D rec = new RoundRectangle2D.Double(barX, barY, barWidth, barHeight, radius, radius);
            g2.setPaint(new GradientPaint(0, 0, stColor, 0, 150, stColor));
            g2.fill(rec);
        }
    });
    CategoryAxis domainAxis = plot.getDomainAxis();
    domainAxis.setTickLabelPaint(fgColor);
    domainAxis.setTickMarkPaint(fgColor);
    domainAxis.setAxisLinePaint(fgColor);
    LogarithmicAxis rangeAxis = new LogarithmicAxis(null);
    rangeAxis.setStrictValuesFlag(false);
    rangeAxis.setAllowNegativesFlag(true);
    rangeAxis.setTickLabelPaint(fgColor);
    rangeAxis.setTickMarkPaint(fgColor);
    rangeAxis.setAxisLinePaint(fgColor);
    return chart;
}

Example 2 with BarPainter

use of org.jfree.chart.renderer.category.BarPainter in project VideoOptimzer by attdevsupport.

the class FileTypesChartPanel method initializeChart.

private JFreeChart initializeChart() {
    JFreeChart chart = ChartFactory.createBarChart(ResourceBundleHelper.getMessageString("chart.filetype.title"), null, ResourceBundleHelper.getMessageString("simple.percent"), null, PlotOrientation.HORIZONTAL, false, false, false);
    // chart.setBackgroundPaint(fileTypePanel.getBackground());
    chart.setBackgroundPaint(this.getBackground());
    chart.getTitle().setFont(AROUIManager.HEADER_FONT);
    this.cPlot = chart.getCategoryPlot();
    cPlot.setBackgroundPaint(Color.white);
    cPlot.setDomainGridlinePaint(Color.gray);
    cPlot.setRangeGridlinePaint(Color.gray);
    cPlot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_RIGHT);
    CategoryAxis domainAxis = cPlot.getDomainAxis();
    domainAxis.setMaximumCategoryLabelWidthRatio(.5f);
    domainAxis.setLabelFont(AROUIManager.LABEL_FONT);
    domainAxis.setTickLabelFont(AROUIManager.LABEL_FONT);
    NumberAxis rangeAxis = (NumberAxis) cPlot.getRangeAxis();
    rangeAxis.setRange(0.0, 100.0);
    rangeAxis.setTickUnit(new NumberTickUnit(10));
    rangeAxis.setLabelFont(AROUIManager.LABEL_FONT);
    rangeAxis.setTickLabelFont(AROUIManager.LABEL_FONT);
    BarRenderer renderer = new StackedBarRenderer();
    renderer.setBasePaint(AROUIManager.CHART_BAR_COLOR);
    renderer.setAutoPopulateSeriesPaint(false);
    renderer.setBaseItemLabelGenerator(new PercentLabelGenerator());
    renderer.setBaseItemLabelsVisible(true);
    renderer.setBaseItemLabelPaint(Color.black);
    // Make second bar in stack invisible
    renderer.setSeriesItemLabelsVisible(1, false);
    renderer.setSeriesPaint(1, new Color(0, 0, 0, 0));
    renderer.setBaseToolTipGenerator(new CategoryToolTipGenerator() {

        @Override
        public String generateToolTip(CategoryDataset dataset, int row, int column) {
            FileTypeSummary summary = fileTypeContent.get(column);
            return MessageFormat.format(ResourceBundleHelper.getMessageString("chart.filetype.tooltip"), NumberFormat.getIntegerInstance().format(summary.getBytes()));
        }
    });
    ItemLabelPosition insideItemlabelposition = new ItemLabelPosition(ItemLabelAnchor.INSIDE3, TextAnchor.CENTER_RIGHT);
    renderer.setBasePositiveItemLabelPosition(insideItemlabelposition);
    ItemLabelPosition outsideItemlabelposition = new ItemLabelPosition(ItemLabelAnchor.OUTSIDE3, TextAnchor.CENTER_LEFT);
    renderer.setPositiveItemLabelPositionFallback(outsideItemlabelposition);
    BarPainter painter = new StandardBarPainter();
    renderer.setBarPainter(painter);
    renderer.setShadowVisible(false);
    renderer.setMaximumBarWidth(0.1);
    cPlot.setRenderer(renderer);
    cPlot.getDomainAxis().setMaximumCategoryLabelLines(2);
    return chart;
}