Example usage for org.jfree.data.statistics HistogramDataset addSeries

Introduction

In this page you can find the example usage for org.jfree.data.statistics HistogramDataset addSeries.

Prototype

public void addSeries(Comparable key, double[] values, int bins) 

Source Link

Document

Adds a series to the dataset, using the specified number of bins, and sends a DatasetChangeEvent to all registered listeners.

Usage

From source file:org.jfree.data.statistics.HistogramDatasetTest.java

/**
 * Confirm that cloning works./*from   ww w.j  av a 2s .c  o m*/
 */
@Test
public void testCloning() throws CloneNotSupportedException {
    double[] values = { 1.0, 2.0, 3.0, 4.0, 6.0, 12.0, 5.0, 6.3, 4.5 };
    HistogramDataset d1 = new HistogramDataset();
    d1.addSeries("Series 1", values, 5);
    HistogramDataset d2 = (HistogramDataset) d1.clone();
    assertTrue(d1 != d2);
    assertTrue(d1.getClass() == d2.getClass());
    assertTrue(d1.equals(d2));

    // simple check for independence
    d1.addSeries("Series 2", new double[] { 1.0, 2.0, 3.0 }, 2);
    assertFalse(d1.equals(d2));
    d2.addSeries("Series 2", new double[] { 1.0, 2.0, 3.0 }, 2);
    assertTrue(d1.equals(d2));
}

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From source file:org.jfree.data.statistics.HistogramDatasetTest.java

/**
 * Another check for the addSeries() method.
 *///  w w  w . j  av a 2s.co  m
@Test
public void testAddSeries2() {
    double[] values = { 0.0, 1.0, 2.0, 3.0, 4.0, 5.0 };
    HistogramDataset hd = new HistogramDataset();
    hd.addSeries("S1", values, 5);
    assertEquals(0.0, hd.getStartXValue(0, 0), EPSILON);
    assertEquals(1.0, hd.getEndXValue(0, 0), EPSILON);
    assertEquals(1.0, hd.getYValue(0, 0), EPSILON);
    assertEquals(1.0, hd.getStartXValue(0, 1), EPSILON);
    assertEquals(2.0, hd.getEndXValue(0, 1), EPSILON);
    assertEquals(1.0, hd.getYValue(0, 1), EPSILON);
    assertEquals(2.0, hd.getStartXValue(0, 2), EPSILON);
    assertEquals(3.0, hd.getEndXValue(0, 2), EPSILON);
    assertEquals(1.0, hd.getYValue(0, 2), EPSILON);
    assertEquals(3.0, hd.getStartXValue(0, 3), EPSILON);
    assertEquals(4.0, hd.getEndXValue(0, 3), EPSILON);
    assertEquals(1.0, hd.getYValue(0, 3), EPSILON);
    assertEquals(4.0, hd.getStartXValue(0, 4), EPSILON);
    assertEquals(5.0, hd.getEndXValue(0, 4), EPSILON);
    assertEquals(2.0, hd.getYValue(0, 4), EPSILON);
}

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From source file:tarea1.histogram.java

private ChartPanel createChartPanel() {
    // dataset//w ww .j  av a  2s  . c  o  m
    HistogramDataset dataset = new HistogramDataset();
    Raster raster = image.getRaster();
    final int w = image.getWidth();
    final int h = image.getHeight();
    double[] r = new double[w * h];
    r = raster.getSamples(0, 0, w, h, 0, r);
    dataset.addSeries("Red", r, BINS);
    r = raster.getSamples(0, 0, w, h, 1, r);
    dataset.addSeries("Green", r, BINS);
    r = raster.getSamples(0, 0, w, h, 2, r);
    dataset.addSeries("Blue", r, BINS);
    // chart
    JFreeChart chart = ChartFactory.createHistogram("Histogram", "Value", "Count", dataset,
            PlotOrientation.VERTICAL, true, true, false);
    XYPlot plot = (XYPlot) chart.getPlot();
    XYBarRenderer renderer = (XYBarRenderer) plot.getRenderer();
    renderer.setBarPainter(new StandardXYBarPainter());
    // translucent red, green & blue
    Paint[] paintArray = { new Color(0x80ff0000, true), new Color(0x8000ff00, true),
            new Color(0x800000ff, true) };
    plot.setDrawingSupplier(
            new DefaultDrawingSupplier(paintArray, DefaultDrawingSupplier.DEFAULT_FILL_PAINT_SEQUENCE,
                    DefaultDrawingSupplier.DEFAULT_OUTLINE_PAINT_SEQUENCE,
                    DefaultDrawingSupplier.DEFAULT_STROKE_SEQUENCE,
                    DefaultDrawingSupplier.DEFAULT_OUTLINE_STROKE_SEQUENCE,
                    DefaultDrawingSupplier.DEFAULT_SHAPE_SEQUENCE));
    ChartPanel panel = new ChartPanel(chart);
    panel.setMouseWheelEnabled(true);
    return panel;
}

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From source file:org.jfree.data.statistics.HistogramDatasetTest.java

/**
 * A test to show the limitation addressed by patch 2902842.
 *//*from w  ww  . j a v  a2s . co  m*/
@Test
public void test2902842() {
    this.lastEvent = null;
    double[] values = { 0.0, 1.0, 2.0, 3.0, 4.0, 5.0 };
    HistogramDataset hd = new HistogramDataset();
    hd.addChangeListener(this);
    hd.addSeries("S1", values, 5);
    assertNotNull(this.lastEvent);
}

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From source file:agentlogfileanalyzer.histogram.AbstractHistogram.java

/**
 * Returns a panel containing a histogram. The data displayed in the
 * histogram is given as parameter. Data not inside the given limits is
 * discarded.//from   w w  w .  j  a  v  a2 s.  c  o  m
 * 
 * @param _histogramData
 *            the data displayed in the histogram
 * @param _lowerLimit
 *            the lower limit that was entered by the user
 * @param _upperLimit
 *            the upper limit that was entered by the user
 * @return a <code>JPanel</code> containing the histogram
 */
JPanel createHistogram(Vector<Double> _histogramData, double _lowerLimit, double _upperLimit) {

    // Remove values outside the given limits...
    Vector<Double> vectorHistogramDataWithinLimits = new Vector<Double>();
    for (Iterator<Double> iterator = _histogramData.iterator(); iterator.hasNext();) {
        double d = ((Double) iterator.next()).doubleValue();
        if (valueWithinLimits(d, _lowerLimit, _upperLimit)) {
            vectorHistogramDataWithinLimits.add(d);
        }
    }

    // Store number of elements shown in histogram...
    this.numberOfVisibleClassifiers = vectorHistogramDataWithinLimits.size();

    // Convert vector to array...
    double[] arrayHistogramDataWithinLimits = new double[vectorHistogramDataWithinLimits.size()];
    for (int i = 0; i < vectorHistogramDataWithinLimits.size(); i++) {
        double d = vectorHistogramDataWithinLimits.get(i).doubleValue();
        arrayHistogramDataWithinLimits[i] = d;
    }

    if (arrayHistogramDataWithinLimits.length > 0) { // Create
        // histogram...
        HistogramDataset data = new HistogramDataset();
        data.addSeries("Suchwert", // key
                arrayHistogramDataWithinLimits, // data
                Math.max(100, arrayHistogramDataWithinLimits.length) // #bins
        );

        JFreeChart chart = ChartFactory.createHistogram(description, // title
                description, // x axis label
                "frequency", // y axis label
                data, // data
                PlotOrientation.VERTICAL, // orientation
                false, // legend
                true, // tooltips
                false // URL
        );

        return new ChartPanel(chart);
    } else {
        return createErrorPanel("No data available (within the given limits).");
    }
}

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From source file:org.utgenome.core.cui.DrawHistogram.java

public void execute() throws Exception {

    InputStream in = null;//from  w w  w.j a v a  2 s. c  o  m
    if ("-".equals(input)) {
        _logger.info("reading from STDIN");
        in = new StandardInputStream();
    } else {
        _logger.info("reading from " + input);
        in = new FileInputStream(input);
    }

    List<Double> data = new ArrayList<Double>();
    BufferedReader dataSetInput = new BufferedReader(new InputStreamReader(in));
    int lineCount = 1;
    try {
        // read data set
        boolean cutOffTail = !Double.isNaN(xMax);
        boolean cutOffHead = !Double.isNaN(xMin);
        for (String line; (line = dataSetInput.readLine()) != null; lineCount++) {

            if (lineCount % 100000 == 0)
                _logger.info(String.format("read %,d data points", lineCount));

            if (line.startsWith("#"))
                continue;
            double v = Double.parseDouble(line);
            if (cutOffTail && v > xMax)
                continue;
            if (cutOffHead && v < xMin)
                continue;

            data.add(v);
        }

        double[] value = new double[data.size()];
        for (int i = 0; i < data.size(); ++i) {
            value[i] = data.get(i);
        }

        // draw histogram
        HistogramDataset dataSet = new HistogramDataset();
        dataSet.setType(HistogramType.FREQUENCY);
        dataSet.addSeries("data", value, numBins);
        JFreeChart chart = ChartFactory.createHistogram(null, null, "Frequency", dataSet,
                PlotOrientation.VERTICAL, false, false, false);

        if (title != null) {
            chart.setTitle(title);
        }

        ValueAxis domainAxis = chart.getXYPlot().getDomainAxis();
        if (cutOffHead) {
            domainAxis.setLowerBound(xMin);
        }
        if (cutOffTail) {
            domainAxis.setUpperBound(xMax);
        }
        if (xLabel != null) {
            domainAxis.setLabel(xLabel);
        }

        if (yLog) {
            LogarithmicAxis logAxis = new LogarithmicAxis("Frequency");
            logAxis.setAllowNegativesFlag(true);
            logAxis.setAutoRangeIncludesZero(true);
            chart.getXYPlot().setRangeAxis(logAxis);
        }

        if (!Double.isNaN(yMin)) {
            chart.getXYPlot().getRangeAxis().setLowerBound(yMin);
        }
        if (!Double.isNaN(yMax)) {
            chart.getXYPlot().getRangeAxis().setUpperBound(yMax);
        }

        File outputFile = new File(output);
        _logger.info("output to " + outputFile);
        ChartUtilities.saveChartAsPNG(outputFile, chart, width, height);

    } catch (Exception e) {
        throw new Exception(String.format("error at line %d: %s", lineCount, e));
    }

}

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From source file:ch.zhaw.ias.dito.ui.util.HistogramFrame.java

public HistogramFrame(Question q) {
    String title = Translation.INSTANCE.get("misc.graphic.histogram") + " " + q.getName();
    setTitle(title);//from   w  w  w.  j a v  a 2  s.c o  m
    HistogramDataset hist = new HistogramDataset();
    hist.setType(HistogramType.FREQUENCY);

    Set<Double> values = new TreeSet<Double>();
    q.getData().addValuesToCollection(values);
    int numOfBins = Math.min(values.size(), (q.getData().filteredLength() / 20) + 10);
    hist.addSeries(q.getName(), q.getData().getValues(), numOfBins);

    JFreeChart chart = ChartFactory.createHistogram(title, Translation.INSTANCE.get("misc.graphic.value"),
            Translation.INSTANCE.get("misc.graphic.frequency"), hist, PlotOrientation.VERTICAL, false, true,
            false);
    this.add(new ChartPanel(chart), BorderLayout.CENTER);

    this.setSize(300, 300);
    this.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
    this.setVisible(true);
}

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From source file:net.imglib2.script.analysis.Histogram.java

/** Return the JFreeChart with this histogram, and as a side effect, show it in a JFrame
 * that provides the means to edit the dimensions and also the plot properties via a popup menu. */
public JFreeChart asChart(final boolean show) {
    double[] d = new double[this.size()];
    int i = 0;//from   w w  w .ja  v a 2s .co  m
    for (Number num : this.values())
        d[i++] = num.doubleValue();
    HistogramDataset hd = new HistogramDataset();
    hd.setType(HistogramType.RELATIVE_FREQUENCY);
    String title = "Histogram";
    hd.addSeries(title, d, d.length);
    JFreeChart chart = ChartFactory.createHistogram(title, "", "", hd, PlotOrientation.VERTICAL, false, false,
            false);
    setTheme(chart);
    if (show) {
        JFrame frame = new JFrame(title);
        frame.getContentPane().add(new ChartPanel(chart));
        frame.pack();
        frame.setVisible(true);
    }
    return chart;
}

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From source file:biz.ixnay.pivot.charts.skin.jfree.HistogramViewSkin.java

private HistogramDataset createDataSet(HistogramView chartView) {
    HistogramDataset dataset = new HistogramDataset();
    dataset.setType(HistogramType.FREQUENCY);
    for (Object object : chartView.getChartData()) {
        HistogramSeries<?> histogramSeries = (HistogramSeries<?>) object;
        dataset.addSeries(histogramSeries.getName(), getValues(histogramSeries), histogramSeries.getBinCount());
    }//from w  ww.  j  a  v  a 2  s.  com

    /*double[] values = getValues(chartView.getChartData());
    int binCount = chartView.getBinCount();
            
            
    dataset.addSeries("", values, binCount);*/

    return dataset;
}

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From source file:sim.util.media.chart.HistogramGenerator.java

/** Adds a series, plus a (possibly null) SeriesChangeListener which will receive a <i>single</i>
event if/when the series is deleted from the chart by the user. Returns the series attributes. */
public SeriesAttributes addSeries(double[] vals, int bins, String name, SeriesChangeListener stopper) {
    if (vals == null || vals.length == 0)
        vals = new double[] { 0 }; // ya gotta have at least one val
    HistogramDataset dataset = (HistogramDataset) (getSeriesDataset());
    int i = dataset.getSeriesCount();
    dataset.setType(histogramType); // It looks like the histograms reset
    dataset.addSeries(new UniqueString(name), vals, bins);

    // need to have added the dataset BEFORE calling this since it'll try to change the name of the series
    HistogramSeriesAttributes csa = new HistogramSeriesAttributes(this, name, i, vals, bins, stopper);
    seriesAttributes.add(csa);/* w w  w.  ja  va 2 s. c  o  m*/

    revalidate(); // display the new series panel
    update();

    // won't update properly unless I force it here by letting all the existing scheduled events to go through.  Dumb design.  :-(
    SwingUtilities.invokeLater(new Runnable() {
        public void run() {
            update();
        }
    });

    return csa;
}

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