Example usage for org.jfree.chart.renderer.category BarRenderer3D setItemLabelAnchorOffset

Introduction

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

Prototype

public void setItemLabelAnchorOffset(double offset) 

Source Link

Document

Sets the item label anchor offset.

Usage

From source file:com.netflix.ice.basic.BasicWeeklyCostEmailService.java

private File createImage(ApplicationGroup appgroup) throws IOException {

    Map<String, Double> costs = Maps.newHashMap();
    DateTime end = new DateTime(DateTimeZone.UTC).withDayOfWeek(1).withMillisOfDay(0);
    Interval interval = new Interval(end.minusWeeks(numWeeks), end);

    for (Product product : products) {
        List<ResourceGroup> resourceGroups = getResourceGroups(appgroup, product);
        if (resourceGroups.size() == 0) {
            continue;
        }// w w  w. j a  v  a  2s  .co m
        DataManager dataManager = config.managers.getCostManager(product, ConsolidateType.weekly);
        if (dataManager == null) {
            continue;
        }
        TagLists tagLists = new TagLists(accounts, regions, null, Lists.newArrayList(product), null, null,
                resourceGroups);
        Map<Tag, double[]> data = dataManager.getData(interval, tagLists, TagType.Product, AggregateType.none,
                false);
        for (Tag tag : data.keySet()) {
            for (int week = 0; week < numWeeks; week++) {
                String key = tag + "|" + week;
                if (costs.containsKey(key))
                    costs.put(key, data.get(tag)[week] + costs.get(key));
                else
                    costs.put(key, data.get(tag)[week]);
            }
        }
    }

    boolean hasData = false;
    for (Map.Entry<String, Double> entry : costs.entrySet()) {
        if (!entry.getKey().contains("monitor") && entry.getValue() != null && entry.getValue() >= 0.1) {
            hasData = true;
            break;
        }
    }
    if (!hasData)
        return null;

    DefaultCategoryDataset dataset = new DefaultCategoryDataset();

    for (Product product : products) {
        for (int week = 0; week < numWeeks; week++) {
            String weekStr = String.format("%s - %s week",
                    formatter.print(end.minusWeeks(numWeeks - week)).substring(5),
                    formatter.print(end.minusWeeks(numWeeks - week - 1)).substring(5));
            dataset.addValue(costs.get(product + "|" + week), product.name, weekStr);
        }
    }

    JFreeChart chart = ChartFactory.createBarChart3D(appgroup.getDisplayName() + " Weekly AWS Costs", "",
            "Costs", dataset, PlotOrientation.VERTICAL, true, false, false);
    CategoryPlot categoryplot = (CategoryPlot) chart.getPlot();
    BarRenderer3D renderer = (BarRenderer3D) categoryplot.getRenderer();
    renderer.setItemLabelAnchorOffset(10.0);
    TextTitle title = chart.getTitle();
    title.setFont(title.getFont().deriveFont((title.getFont().getSize() - 3)));

    renderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator() {
        public java.lang.String generateLabel(org.jfree.data.category.CategoryDataset dataset, int row,
                int column) {
            return costFormatter.format(dataset.getValue(row, column));
        }
    });
    renderer.setBaseItemLabelsVisible(true);
    renderer.setBasePositiveItemLabelPosition(
            new ItemLabelPosition(ItemLabelAnchor.OUTSIDE12, TextAnchor.BASELINE_CENTER));

    NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis();
    numberaxis.setNumberFormatOverride(costFormatter);

    BufferedImage image = chart.createBufferedImage(1200, 400);
    File outputfile = File.createTempFile("awscost", "png");
    ImageIO.write(image, "png", outputfile);

    return outputfile;
}

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