Example usage for org.jfree.data.general DefaultPieDataset setValue

Introduction

In this page you can find the example usage for org.jfree.data.general DefaultPieDataset setValue.

Prototype

public void setValue(Comparable key, double value) 

Source Link

Document

Sets the data value for a key and sends a DatasetChangeEvent to all registered listeners.

Usage

From source file:com.haskins.cloudtrailviewer.utils.ChartFactory.java

private static ChartPanel createPieChart(String type, List<Entry<String, Integer>> events, int width,
        int height) {

    DefaultPieDataset dataset = new DefaultPieDataset();

    for (Map.Entry<String, Integer> event : events) {
        dataset.setValue(event.getKey(), event.getValue());
    }//  w  ww  . jav a 2  s  . co m

    JFreeChart jFChart;
    if (type.contains("3d")) {
        jFChart = org.jfree.chart.ChartFactory.createPieChart3D("", dataset, false, true, false);
    } else {
        jFChart = org.jfree.chart.ChartFactory.createPieChart("", dataset, false, true, false);
    }

    PiePlot plot = (PiePlot) jFChart.getPlot();
    plot.setBackgroundPaint(null);
    plot.setInteriorGap(0.01);
    plot.setOutlineVisible(false);
    plot.setLabelGenerator(null);

    // use gradients and white borders for the section colours
    plot.setBaseSectionOutlinePaint(Color.WHITE);
    plot.setSectionOutlinesVisible(true);
    plot.setBaseSectionOutlineStroke(new BasicStroke(2.0f));

    TextTitle t = jFChart.getTitle();
    t.setHorizontalAlignment(HorizontalAlignment.LEFT);
    t.setFont(new Font("Arial", Font.BOLD, 16));

    final ChartPanel jChartPanel = new ChartPanel(jFChart, width, height, width, height, width, height, false,
            false, true, true, false, true);
    jChartPanel.setMinimumDrawWidth(0);
    jChartPanel.setMaximumDrawWidth(Integer.MAX_VALUE);
    jChartPanel.setMinimumDrawHeight(0);
    jChartPanel.setMaximumDrawHeight(Integer.MAX_VALUE);

    return jChartPanel;
}

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From source file:br.ufba.eleicoestransparentes.view.chart.GraficoPizza.java

/**
 * Creates a sample dataset./* ww  w .  ja  va2 s  . c  o m*/
 * 
 * @return A sample dataset.
 */
private static PieDataset createDataset(ArrayList<PontosGrafico> pontos) {
    DefaultPieDataset dataset = new DefaultPieDataset();

    for (PontosGrafico ponto : pontos)
        dataset.setValue(ponto.rotulo, new Double(ponto.valor));

    return dataset;
}

---

From source file:cz.zcu.kiv.eegdatabase.wui.components.utils.ChartUtils.java

public static BufferedImage gererateChartForTopDownloadHistory(ChoiceHistory choiceHistory,
        boolean generateEmptyGraph, List<DownloadStatistic> topDownloadedFilesList, long countOfFilesHistory) {

    long countFile = 0;

    DefaultPieDataset dataset = new DefaultPieDataset();
    if (!generateEmptyGraph && topDownloadedFilesList != null) {
        for (int i = 0; i < topDownloadedFilesList.size(); i++) {
            dataset.setValue(topDownloadedFilesList.get(i).getFileName(),
                    new Long(topDownloadedFilesList.get(i).getCount()));
            countFile = countFile + topDownloadedFilesList.get(i).getCount();
        }/*from w  ww .j  av a2s.co  m*/

        if (countOfFilesHistory > countFile) {
            dataset.setValue("Other", countOfFilesHistory - countFile);
        }
    }

    String chartTitle = ResourceUtils.getString("title.dailyStatistic");
    if (choiceHistory == ChoiceHistory.WEEKLY) {
        chartTitle = ResourceUtils.getString("title.weeklyStatistic");

    } else if (choiceHistory == ChoiceHistory.MONTHLY) {
        chartTitle = ResourceUtils.getString("title.monthlyStatistic");
    }

    JFreeChart chart = ChartFactory.createPieChart3D(chartTitle, // chart
            // title
            dataset, // data
            true, // include legend
            true, false);

    PiePlot3D plot = (PiePlot3D) chart.getPlot();
    plot.setStartAngle(290);
    plot.setDirection(Rotation.CLOCKWISE);
    plot.setForegroundAlpha(0.5f);
    plot.setNoDataMessage(ResourceUtils.getString("label.noDataMessage"));

    return chart.createBufferedImage(600, 400);
}

---

From source file:org.gbif.portal.web.util.ChartUtils.java

/**
 * Writes out the image using the supplied file name.
 * //  w w w .j a  v a  2 s .  c  o  m
 * @param legend
 * @param fileName
 * @return
 */
public static String writePieChartImageToTempFile(Map<String, Double> legend, String fileName) {

    String filePath = System.getProperty(tmpDirSystemProperty) + File.separator + fileName + defaultExtension;
    File fileToCheck = new File(filePath);
    if (fileToCheck.exists()) {
        return fileName + defaultExtension;
    }

    final DefaultPieDataset data = new DefaultPieDataset();
    Set<String> keys = legend.keySet();
    for (String key : keys) {
        logger.info("Adding key : " + key);
        data.setValue(key, legend.get(key));
    }

    // create a pie chart...
    final boolean withLegend = true;
    final JFreeChart chart = ChartFactory.createPieChart(null, data, withLegend, false, false);

    PiePlot piePlot = (PiePlot) chart.getPlot();
    piePlot.setLabelFont(new Font("Arial", Font.PLAIN, 10));
    piePlot.setLabelBackgroundPaint(Color.WHITE);

    LegendTitle lt = chart.getLegend();
    lt.setBackgroundPaint(Color.WHITE);
    lt.setWidth(300);
    lt.setBorder(0, 0, 0, 0);
    lt.setItemFont(new Font("Arial", Font.PLAIN, 11));

    chart.setPadding(new RectangleInsets(0, 0, 0, 0));
    chart.setBorderVisible(false);
    chart.setBackgroundImageAlpha(0);
    chart.setBackgroundPaint(Color.WHITE);
    chart.setBorderPaint(Color.LIGHT_GRAY);

    final BufferedImage image = new BufferedImage(300, 250, BufferedImage.TYPE_INT_RGB);
    KeypointPNGEncoderAdapter adapter = new KeypointPNGEncoderAdapter();
    adapter.setQuality(1);
    try {
        adapter.encode(image);
    } catch (IOException e) {
        logger.error(e.getMessage(), e);
    }
    final Graphics2D g2 = image.createGraphics();
    g2.setFont(new Font("Arial", Font.PLAIN, 11));
    final Rectangle2D chartArea = new Rectangle2D.Double(0, 0, 300, 250);

    // draw
    chart.draw(g2, chartArea, null, null);

    try {
        FileOutputStream fOut = new FileOutputStream(fileToCheck);
        ChartUtilities.writeChartAsPNG(fOut, chart, 300, 250);
        return fileToCheck.getName();
    } catch (IOException e) {
        logger.error(e.getMessage(), e);
        return null;
    }
}

---

From source file:utils.Graphs.java

public static File generate(File baseFolder, String titles[], int[] values, Color backgroundColor) {
    DefaultPieDataset dataset = new DefaultPieDataset();

    // add our data values
    int i = -1;//from w  w  w.  j  a  va 2  s  . c  o m
    for (String title : titles) {
        i++;
        dataset.setValue(title, values[i]);
    }

    final JFreeChart chart =
            //                ChartFactory.createPieChart("", dataset, true, true, false);

            ChartFactory.createPieChart("", // chart title
                    dataset, // data
                    true, // include legend
                    true, false);

    PiePlot plot = (PiePlot) chart.getPlot();
    //PiePlot3D plot = (PiePlot3D) chart.getPlot();
    //plot.setStartAngle(290);
    plot.setStartAngle(45);
    plot.setDirection(Rotation.CLOCKWISE);
    plot.setForegroundAlpha(0.5f);

    //        final PiePlot plot = (PiePlot) chart.getPlot();
    plot.setBackgroundPaint(backgroundColor);

    //        plot.setLegendLabelGenerator(
    //        new StandardPieSectionLabelGenerator("{0} {2}"));

    chart.setBorderVisible(false);
    chart.getPlot().setOutlineVisible(false);
    chart.getLegend().setFrame(BlockBorder.NONE);

    // get the same background
    chart.setBackgroundPaint(backgroundColor);
    chart.getLegend().setBackgroundPaint(backgroundColor);

    // hide the shadow effects
    plot.setShadowXOffset(0);
    plot.setShadowYOffset(0);

    //chart.getLegend().setVisible(false);

    plot.setCircular(true);
    //plot.setLabelGenerator(new StandardPieSectionLabelGenerator("{0} {2}", NumberFormat.getNumberInstance(), NumberFormat
    plot.setLabelGenerator(new StandardPieSectionLabelGenerator("{2}", NumberFormat.getNumberInstance(),
            NumberFormat.getPercentInstance()));
    plot.setNoDataMessage("No data found.");

    Color greenColor = new Color(0x8FBC0C);
    Color redColor = new Color(0xFF0000);
    //Color redColor = new Color(0xDA6022);

    plot.setSectionPaint(0, greenColor);
    plot.setSectionPaint(1, redColor);
    plot.setSectionOutlinesVisible(true);

    final ChartRenderingInfo info = new ChartRenderingInfo(new StandardEntityCollection());
    final File file = new File(baseFolder, "chart.png");
    try {
        ChartUtilities.saveChartAsPNG(file, chart, 200, 160, info);
    } catch (IOException ex) {
        Logger.getLogger(Graphs.class.getName()).log(Level.SEVERE, null, ex);
    }
    //        
    ////        final ChartPanel chartPanel = new ChartPanel(chart, true);
    //       final ChartPanel chartPanel = new ChartPanel(chart, true);
    //        chartPanel.setMinimumDrawWidth(0);
    //        chartPanel.setMaximumDrawWidth(Integer.MAX_VALUE);
    //        chartPanel.setMinimumDrawHeight(0);
    //        chartPanel.setMaximumDrawHeight(Integer.MAX_VALUE);
    //        JDialog dialog = new JDialog();
    //        dialog.add(chartPanel);
    //        dialog.setLayout(new GridLayout(1, 1));
    //        dialog.setSize(400, 200);
    //        dialog.setVisible(true);

    return file;
}

---

From source file:thesisdata.PieChartDemo1.java

/**
 * Creates a sample dataset.//from  ww  w. j  ava  2  s  .c om
 * 
 * @return A sample dataset.
 */
private static PieDataset createDataset() {
    DefaultPieDataset dataset = new DefaultPieDataset();
    try (BufferedReader br = new BufferedReader(new FileReader("summery.txt"))) {
        String line;

        while ((line = br.readLine()) != null) {
            String st[];
            st = line.split(" ");

            dataset.setValue(st[0], new Double(st[1]));

        }
    } catch (Exception ex) {
        // return dataset;
    }
    return dataset;
}

---

From source file:charts.PieChart3D.java

/**
 * Creates a sample dataset./* w  w w.jav a  2s . c o  m*/
 * 
 * Source: http://www.bbc.co.uk/news/business-15489523
 *
 * @return A sample dataset.
 */
private static PieDataset createDataset(PieChartModel model) {
    DefaultPieDataset dataset = new DefaultPieDataset();
    if (model.getDataList() == null || model.getDataList().isEmpty()) {
        dataset.setValue("FCH", new Double(400));
        dataset.setValue("FCA", new Double(1500));
        dataset.setValue("FCG", new Double(204));
        dataset.setValue("FCS", new Double(430));
        dataset.setValue("FCJ", new Double(40));
    } else {
        model.getDataList().forEach(data -> dataset.setValue(data.getKey(), data.getValue()));
    }
    return dataset;
}

---

From source file:org.jfree.chart.demo.ThumbnailDemo1.java

private static PieDataset createDataset2() {
    DefaultPieDataset defaultpiedataset = new DefaultPieDataset();
    defaultpiedataset.setValue("Java", new Double(43.200000000000003D));
    defaultpiedataset.setValue("Visual Basic", new Double(10D));
    defaultpiedataset.setValue("C/C++", new Double(17.5D));
    defaultpiedataset.setValue("PHP", new Double(32.5D));
    defaultpiedataset.setValue("Perl", null);
    return defaultpiedataset;
}

---

From source file:com.exam.server.ConvertPDF.java

public static JFreeChart generatePieChart(ArrayList<DeviceDTO> input) {
    int shutdownCount = 0;
    int inspectedCount = 0;
    int earlyCount = 0;
    int uninspectedCount = 0;
    int duplicateCount = 0;
    int lateCount = 0;
    int unscheduledCount = 0;
    int downloadedCount = 0;
    for (DeviceDTO deviceDTO : input) {
        if (deviceDTO.getData1() != null && deviceDTO.getData1().equalsIgnoreCase("SHUTDOWN_EVENT")) {
            shutdownCount++;/*from w  w  w.  j  av  a  2s .  c  om*/
        }
        if (deviceDTO.getData1() != null && deviceDTO.getData1().equalsIgnoreCase("INSPECTED")) {
            inspectedCount++;
        }
        if (deviceDTO.getData1() != null && deviceDTO.getData1().equalsIgnoreCase("EARLY")) {
            earlyCount++;
        }
        if (deviceDTO.getData1() != null && deviceDTO.getData1().equalsIgnoreCase("UNINSPECTED")) {
            uninspectedCount++;
        }
        if (deviceDTO.getData1() != null && deviceDTO.getData1().equalsIgnoreCase("DUPLICATE")) {
            duplicateCount++;
        }
        if (deviceDTO.getData1() != null && deviceDTO.getData1().equalsIgnoreCase("LATE")) {
            lateCount++;
        }
        if (deviceDTO.getData1() != null && deviceDTO.getData1().equalsIgnoreCase("UNSCHEDULED")) {
            unscheduledCount++;
        }
        if (deviceDTO.getData1() != null && deviceDTO.getData1().equalsIgnoreCase("DOWNLOADED")) {
            downloadedCount++;
        }
    }
    DefaultPieDataset dataSet = new DefaultPieDataset();
    dataSet.setValue("SHUTDOWN_EVENT", shutdownCount);
    dataSet.setValue("INSPECTED", inspectedCount);
    dataSet.setValue("EARLY", earlyCount);
    dataSet.setValue("UNINSPECTED", uninspectedCount);
    dataSet.setValue("DUPLICATE", duplicateCount);
    dataSet.setValue("LATE", lateCount);
    dataSet.setValue("UNSCHEDULED", unscheduledCount);
    dataSet.setValue("DOWNLOADED", downloadedCount);

    JFreeChart chart = ChartFactory.createPieChart("Device break up on basis of data1:", dataSet, true, true,
            false);

    return chart;
}

---

From source file:grafici.FatturePieChart.java

/**
 * Creates a sample dataset.//from  w  w w  .j  a va  2s .  c o m
 * 
 * @return A sample dataset.
 */
private static PieDataset createDataset(int tipo) {
    DefaultPieDataset dataset = new DefaultPieDataset();
    System.out.println("Data set");
    try {
        for (int i = 1; i < 13; i++) {
            Double importo = new Double(FatturaDAO.getFatturatoMese(i));
            dataset.setValue(mesi[i - 1] + ":" + importo, importo);
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return dataset;
}

---

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