Example usage for org.jfree.chart JFreeChart createBufferedImage

Introduction

In this page you can find the example usage for org.jfree.chart JFreeChart createBufferedImage.

Prototype

public BufferedImage createBufferedImage(int width, int height) 

Source Link

Document

Creates and returns a buffered image into which the chart has been drawn.

Usage

From source file:de.aidger.view.utils.Charts.java

/**
 * Creates a xy area chart./*from   w  w w  .j av  a 2s  . co  m*/
 * 
 * @param title
 *            the diagram title
 * @param dataset
 *            the dataset.
 * @param width
 *            the width of the chart as image
 * @param height
 *            the height of the chart as image
 * @return the xy area chart as image
 */
public static ImageIcon createXYAreaChart(String title, XYDataset dataset, int width, int height) {
    JFreeChart chart = ChartFactory.createXYAreaChart(title, "", "", dataset, PlotOrientation.VERTICAL, false,
            false, false);

    Font titleFont = UIManager.getFont("TitledBorder.font");

    chart.setBackgroundPaint(null);
    chart.getTitle().setFont(new Font(titleFont.getName(), titleFont.getStyle(), 14));
    chart.getTitle().setPaint(UIManager.getColor("TitledBorder.titleColor"));
    chart.setBorderPaint(null);

    XYPlot plot = chart.getXYPlot();
    plot.setInsets(new RectangleInsets(10, 1, 5, 1));
    plot.setBackgroundPaint(null);
    plot.setOutlineVisible(false);
    plot.setNoDataMessage(_("No data to display."));

    ValueAxis domainAxis = new DateAxis();
    domainAxis.setLowerMargin(0.0);
    domainAxis.setUpperMargin(0.0);
    domainAxis.setTickLabelFont(UIManager.getFont("RootPane.font"));

    ValueAxis rangeAxis = new NumberAxis();
    rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());

    plot.setDomainAxis(domainAxis);
    plot.setRangeAxis(rangeAxis);

    plot.setForegroundAlpha(0.5f);

    return new ImageIcon(chart.createBufferedImage(width, height));
}

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From source file:user.CreateChart.java

private ImageIcon PieChart(DefaultPieDataset dataset, String name) {

    JFreeChart chart = ChartFactory.createPieChart(name, // chart title           
            dataset, // data           
            true, // include legend          
            true, false);//from  w  ww.j  a va 2 s  .  co  m

    ImageIcon ii = new ImageIcon(chart.createBufferedImage(592, 500));
    return ii;
}

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From source file:ufmotionsuite.SpiralGraph.java

public void Graph() {
    XYSeries series = new XYSeries("X vs Y");
    for (int i = 0; i < arrLength; i++) {
        //System.out.println("Run");
        series.add(theta[i], r[i]);//  ww  w.  j ava 2  s. c o m
    }
    XYDataset dataset = new XYSeriesCollection(series);
    JFreeChart chart = ChartFactory.createXYLineChart("Distance from Origin over Angle", "Theta",
            "R (Distance)", dataset, org.jfree.chart.plot.PlotOrientation.VERTICAL, true, false, false);
    BufferedImage image = chart.createBufferedImage(600, 600);
    jLabel1.setIcon(new ImageIcon(image));
    this.setSize(800, 800);
}

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From source file:org.drools.planner.benchmark.core.statistic.calculatecount.CalculateCountProblemStatistic.java

protected void writeGraphStatistic() {
    XYSeriesCollection seriesCollection = new XYSeriesCollection();
    for (SingleBenchmark singleBenchmark : problemBenchmark.getSingleBenchmarkList()) {
        CalculateCountSingleStatistic singleStatistic = (CalculateCountSingleStatistic) singleBenchmark
                .getSingleStatistic(problemStatisticType);
        XYSeries series = new XYSeries(singleBenchmark.getSolverBenchmark().getName());
        for (CalculateCountSingleStatisticPoint point : singleStatistic.getPointList()) {
            long timeMillisSpend = point.getTimeMillisSpend();
            long calculateCountPerSecond = point.getCalculateCountPerSecond();
            series.add(timeMillisSpend, calculateCountPerSecond);
        }/*from  w w w. ja v  a 2  s  .  com*/
        seriesCollection.addSeries(series);
    }
    NumberAxis xAxis = new NumberAxis("Time spend");
    xAxis.setNumberFormatOverride(new MillisecondsSpendNumberFormat());
    NumberAxis yAxis = new NumberAxis("Calculate count per second");
    yAxis.setAutoRangeIncludesZero(false);
    XYItemRenderer renderer = new XYLineAndShapeRenderer();
    XYPlot plot = new XYPlot(seriesCollection, xAxis, yAxis, renderer);
    plot.setOrientation(PlotOrientation.VERTICAL);
    JFreeChart chart = new JFreeChart(problemBenchmark.getName() + " calculate count statistic",
            JFreeChart.DEFAULT_TITLE_FONT, plot, true);
    BufferedImage chartImage = chart.createBufferedImage(1024, 768);
    graphStatisticFile = new File(problemBenchmark.getProblemReportDirectory(),
            problemBenchmark.getName() + "CalculateCountStatistic.png");
    OutputStream out = null;
    try {
        out = new FileOutputStream(graphStatisticFile);
        ImageIO.write(chartImage, "png", out);
    } catch (IOException e) {
        throw new IllegalArgumentException("Problem writing graphStatisticFile: " + graphStatisticFile, e);
    } finally {
        IOUtils.closeQuietly(out);
    }
}

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From source file:org.drools.planner.benchmark.core.statistic.memoryuse.MemoryUseProblemStatistic.java

protected void writeGraphStatistic() {
    XYSeriesCollection seriesCollection = new XYSeriesCollection();
    for (SingleBenchmark singleBenchmark : problemBenchmark.getSingleBenchmarkList()) {
        MemoryUseSingleStatistic singleStatistic = (MemoryUseSingleStatistic) singleBenchmark
                .getSingleStatistic(problemStatisticType);
        XYSeries usedSeries = new XYSeries(singleBenchmark.getSolverBenchmark().getName() + " used");
        XYSeries maxSeries = new XYSeries(singleBenchmark.getSolverBenchmark().getName() + " max");
        for (MemoryUseSingleStatisticPoint point : singleStatistic.getPointList()) {
            long timeMillisSpend = point.getTimeMillisSpend();
            MemoryUseMeasurement memoryUseMeasurement = point.getMemoryUseMeasurement();
            usedSeries.add(timeMillisSpend, memoryUseMeasurement.getUsedMemory());
            maxSeries.add(timeMillisSpend, memoryUseMeasurement.getMaxMemory());
        }/*from   w w w  .  j  av  a 2  s  . c  om*/
        seriesCollection.addSeries(usedSeries);
        seriesCollection.addSeries(maxSeries);
    }
    NumberAxis xAxis = new NumberAxis("Time spend");
    xAxis.setNumberFormatOverride(new MillisecondsSpendNumberFormat());
    NumberAxis yAxis = new NumberAxis("Memory");
    yAxis.setAutoRangeIncludesZero(false);
    XYItemRenderer renderer = new XYAreaRenderer2();
    XYPlot plot = new XYPlot(seriesCollection, xAxis, yAxis, renderer);
    plot.setOrientation(PlotOrientation.VERTICAL);
    JFreeChart chart = new JFreeChart(problemBenchmark.getName() + " memory use statistic",
            JFreeChart.DEFAULT_TITLE_FONT, plot, true);
    BufferedImage chartImage = chart.createBufferedImage(1024, 768);
    graphStatisticFile = new File(problemBenchmark.getProblemReportDirectory(),
            problemBenchmark.getName() + "MemoryUseStatistic.png");
    OutputStream out = null;
    try {
        out = new FileOutputStream(graphStatisticFile);
        ImageIO.write(chartImage, "png", out);
    } catch (IOException e) {
        throw new IllegalArgumentException("Problem writing graphStatisticFile: " + graphStatisticFile, e);
    } finally {
        IOUtils.closeQuietly(out);
    }
}

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From source file:org.xwiki.chart.internal.DefaultChartGenerator.java

/**
 * {@inheritDoc}//from  w w w.  ja v a2  s .co  m
 */
public byte[] generate(ChartModel model, Map<String, String> parameters) throws ChartGeneratorException {
    setDefaultParams(parameters);
    String type = parameters.get(TYPE_PARAM);
    String title = parameters.get(TITLE_PARAM);
    PlotGenerator generator = plotGenerators.get(type);
    if (null == generator) {
        throw new ChartGeneratorException(String.format("No such chart type : [%s].", type));
    }
    Plot plot = generator.generate(model, parameters);
    JFreeChart jfchart = new JFreeChart(title, plot);
    int width = Integer.parseInt(parameters.get(WIDTH_PARAM));
    int height = Integer.parseInt(parameters.get(HEIGHT_PARAM));
    try {
        return ChartUtilities.encodeAsPNG(jfchart.createBufferedImage(width, height));
    } catch (IOException ex) {
        throw new ChartGeneratorException("Error while png encoding the chart image.");
    }
}

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From source file:br.com.oncast.dev.lobo.report.JFreeChartReportPlotter.java

/**
 * Plot a graphic for the {@link MetricAndValues}.
 * @param metricAndValues The source for the graphic.
 * @param baseDir The base dir for plot the graphics.
 * @throws IOException in case of exception on writing the image.
 *//*w  w w . ja va 2  s.  c  o m*/
private void plotGraphic(final MetricAndValues metricAndValues, final File baseDir) throws IOException {
    final MergeMetric mergeMetric = metricAndValues.mergeMetric;
    final DefaultCategoryDataset dataset = new DefaultCategoryDataset();
    for (final MetricValue metricValue : metricAndValues.metricValues)
        dataset.addValue(metricValue.getValue(), mergeMetric.getMetric(), metricValue.getBuildName());
    final JFreeChart chart = ChartFactory.createLineChart(mergeMetric.getMetric(), TITLE_BUILD, TITLE_VALUE,
            dataset, PlotOrientation.VERTICAL, true, false, false);
    final BufferedImage bufferedImage = chart.createBufferedImage(GRAPHIC_WIDTH, GRAPHIC_HEIGHT);
    final String filePath = mergeMetric.getCase() + "/";
    final String fileName = mergeMetric.getScenario() + "-" + mergeMetric.getMetric() + "." + GRAPHIC_FORMAT;
    final String fullFileName = filePath + fileName;
    final File outputFileImage = new File(baseDir, fullFileName);
    outputFileImage.getParentFile().mkdirs();
    ImageIO.write(bufferedImage, GRAPHIC_FORMAT, outputFileImage);
}

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From source file:org.atomserver.testutils.plot.PerfPlotter.java

/**
 *///w w  w. jav  a  2s .  c  o  m
public JFreeChart createPlot(XYDataset dataSet) {

    JFreeChart chart = createChart(dataSet);
    if (log.isTraceEnabled())
        log.trace("chart= " + chart);

    try {
        java.awt.image.BufferedImage buffImage = chart.createBufferedImage(width, hieght);
        if (log.isTraceEnabled())
            log.trace("buffImage= " + buffImage);

        org.jfree.chart.encoders.SunPNGEncoderAdapter pngEncoder = new org.jfree.chart.encoders.SunPNGEncoderAdapter();

        java.io.FileOutputStream fileOS = new java.io.FileOutputStream(pngFileName);
        if (log.isTraceEnabled())
            log.trace("fileOS= " + fileOS);

        pngEncoder.encode(buffImage, fileOS);
        fileOS.close();
        if (log.isTraceEnabled())
            log.trace("PNG file created sucessfully!!!!");
    } catch (Exception ee) {
        log.error(ee);
        return null;
    }
    return chart;
}

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From source file:org.spf4j.perf.impl.ms.tsdb.TSDBMeasurementStore.java

private String generateHeatChart(final TSTable info, final TimeSeries data, final int width, final int height)
        throws IOException {
    JFreeChart chart = TimeSeriesDatabase.createHeatJFreeChart(data, info);
    BufferedImage img = chart.createBufferedImage(width, height);
    File dbFile = new File(database.getDBFilePath());
    File graphicFile = File.createTempFile(dbFile.getName() + "_" + fixName(info.getTableName()), ".dist.png",
            dbFile.getParentFile());/*from   w  w  w  . j a v  a2 s .  com*/
    ImageIO.write(img, "png", graphicFile);
    return graphicFile.getAbsolutePath();
}

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From source file:common.AbstractGUI.java

protected void writePNG(JFreeChart jFreeChart, File snapshotDir, String name) {
    if (jFreeChart != null) {
        BufferedImage cpuImage = jFreeChart.createBufferedImage(833, 500);
        File cpuFile = new File(snapshotDir.getPath() + File.separatorChar + name);
        try {//  w ww  . j av  a  2  s  . c o m
            ImageIO.write(cpuImage, "PNG", cpuFile);
        } catch (IOException e) {
            log(e.getMessage());
        }
    }
}

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