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

Introduction

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

Prototype

public HistogramDataset() 

Source Link

Document

Creates a new (empty) dataset with a default type of HistogramType .FREQUENCY.

Usage

From source file:tarea1.histogram.java

private ChartPanel createChartPanel() {
    // dataset//  www . j ava 2s .co  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:ImageProcessing.ImageProcessing.java

public static JFreeChart createHistogram(double[] dataset_values, Color barColor) {
    //Creates a histogram based on passed values and bar colors.        
    HistogramDataset dataset = new HistogramDataset();
    dataset.addSeries("Values", dataset_values, 255, 0, 255);

    JFreeChart chart = ChartFactory.createHistogram(null, //Title
            null, //X Label
            null, //Y Label
            dataset, //Dataset
            org.jfree.chart.plot.PlotOrientation.VERTICAL, //Plot orientation
            true, false, false); //Other details

    //Remove chart legends to save space, we don't really need them anyway
    chart.removeLegend();/*from  w  w w  . j  av  a 2 s .c  om*/
    //Set bar colors according to the parameter passed.
    XYItemRenderer renderer = chart.getXYPlot().getRenderer();
    renderer.setSeriesPaint(0, barColor);
    //Set background to null (the background will be similar to frame color in display.
    chart.setBackgroundPaint(null);

    return chart;
}

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From source file:org.codehaus.mojo.chronos.chart.HistogramChartGenerator.java

protected final JFreeChart createHistogramChart(ResponsetimeSamples samples, String label,
        ResourceBundle bundle, ReportConfig config) {
    HistogramDataset histogramdataset = new HistogramDataset();

    double[] sampleArray = samples.extractResponsetimes(config.getResponsetimedivider());
    histogramdataset.addSeries(label, sampleArray, BINS);
    HistogramDataset dataset = histogramdataset;
    JFreeChart chart = ChartFactory.createHistogram(bundle.getString("chronos.label.histogram"),
            bundle.getString("chronos.label.histogram.x"), bundle.getString("chronos.label.histogram.y"),
            dataset, PlotOrientation.VERTICAL, true, false, false);
    XYPlot xyplot = (XYPlot) chart.getPlot();
    xyplot.setForegroundAlpha(FOREGROUND_ALPHA);
    XYBarRenderer xybarrenderer = (XYBarRenderer) xyplot.getRenderer();
    xybarrenderer.setDrawBarOutline(false);

    if (config.isShowpercentile()) {
        String label1 = bundle.getString("chronos.label.percentile95.arrow");
        double value = samples.getPercentile95(config.getResponsetimedivider());
        ChartUtil.addDomainMarker(xyplot, label1, value);
    }/*ww w  .ja  v a2  s  .c o m*/
    if (config.isShowaverage()) {
        String label2 = bundle.getString("chronos.label.average.arrow");
        double value = samples.getAverage(config.getResponsetimedivider());
        ChartUtil.addDomainMarker(xyplot, label2, value);
    }
    return chart;
}

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From source file:pdi.HistogramaRGB.java

public ChartPanel criaHistograma() {
    dataset = new HistogramDataset();
    //pega o RGB//w ww.ja v a 2s .  c  om
    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);
    JFreeChart chart = ChartFactory.createHistogram("Histograma", "Pixels", "Y", dataset,
            PlotOrientation.VERTICAL, true, true, false);
    //Plota as cores
    XYPlot plot = (XYPlot) chart.getPlot();
    renderer = (XYBarRenderer) plot.getRenderer();
    renderer.setBarPainter(new StandardXYBarPainter());
    //vermelho, verde, azul
    Paint[] paintArray = { new Color(0x80ff0000, true), new Color(0x8000ff00, true),
            new Color(0x800000ff, true) };
    //desenhando o grfico
    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:com.jaxzin.iraf.demo.Main.java

private static IntervalXYDataset createData(final int count) {
    final HistogramDataset data = new HistogramDataset();
    data.setType(HistogramType.SCALE_AREA_TO_1);
    data.addSeries("freq", createNormalDist(count, 0), (int) Math.round(Math.sqrt(count)));
    data.addSeries("rel_freq", createNormalDist(count, 2), (int) Math.round(Math.sqrt(count)));
    data.addSeries("area", createNormalDist(count, -2), (int) Math.round(Math.sqrt(count)));
    return data;/*from   w ww  . j  av  a2  s .  c  o m*/
}

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From source file:edu.gmu.cs.sim.util.media.chart.HistogramGenerator.java

protected void buildChart() {
    HistogramDataset dataset = new HistogramDataset();
    dataset.setType(HistogramType.FREQUENCY); // when buildChart() is called, histogramType hasn't been set yet.

    chart = ChartFactory.createHistogram("Untitled Chart", "Untitled X Axis", "Untitled Y Axis", dataset,
            PlotOrientation.VERTICAL, false, true, false);
    chart.setAntiAlias(true);/*from   w ww .ja  v a2  s  .com*/
    //chartPanel = new ScrollableChartPanel(chart, true);         
    chartPanel = buildChartPanel(chart);
    setChartPanel(chartPanel);
    //chartHolder.getViewport().setView(chartPanel);
    ((XYBarRenderer) (chart.getXYPlot().getRenderer())).setShadowVisible(false);
    ((XYBarRenderer) (chart.getXYPlot().getRenderer())).setBarPainter(new StandardXYBarPainter());

    // this must come last because the chart must exist for us to set its dataset
    setSeriesDataset(dataset);
}

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From source file:org.ow2.clif.jenkins.chart.FixedSliceNumberDistributionChart.java

public FixedSliceNumberDistributionChart(String testplan, String bladeId, String event,
        ChartConfiguration chartConfiguration) {
    super("FixedSliceNumberDistribution", bladeId, testplan, event, chartConfiguration);

    this.data = new HistogramDataset();
}

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From source file:ws.moor.bt.gui.charts.RemotePeerCompletion.java

private HistogramDataset getDataSet() {
    HistogramDataset dataset = new HistogramDataset();
    dataset.setType(HistogramType.FREQUENCY);

    List<Double> values = CollectionUtils.mapNullRemoves(download.getAllValidConnections(),
            new CollectionUtils.Function<BitTorrentConnection, Double>() {
                public Double evaluate(BitTorrentConnection connection) {
                    BitField bitField = connection.getRemoteBitField();
                    if (bitField == null || !connection.isOpen()) {
                        return null;
                    }//  w  w  w .  j av  a2  s .c om
                    return 100.0 * bitField.getAvailablePieceCount() / bitField.getPieceCount();
                }
            });

    dataset.addSeries("Completion", CollectionUtils.toArray(values), 50, 0.0, 100.0);
    return dataset;
}

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From source file:syg_package01.PanelRysunek2.java

private void initGUI() {
    try {/*from  w  w w .j  a v a  2  s.  c  o  m*/
        GridLayout thisLayout = new GridLayout(1, 1);
        thisLayout.setHgap(5);
        thisLayout.setVgap(5);
        thisLayout.setColumns(1);
        this.setLayout(thisLayout);
        setPreferredSize(new Dimension(400, 300));

        if (this.wykres) {
            double punkt = this.sygnalWyswietlany.gett1();
            HistogramDataset histogramDataset = new HistogramDataset();
            histogramDataset.setType(HistogramType.FREQUENCY);
            ArrayList<Double> punkty = new ArrayList<Double>();

            double ta = this.sygnalWyswietlany.gett1();

            if (this.sygnalWyswietlany.getrodzaj() == rodzaj_sygnalu.CIAGLY
                    || sygnalWyswietlany.getPunktyY().size() <= 0) {
                while (ta <= this.sygnalWyswietlany.gett1() + this.sygnalWyswietlany.getd()) {
                    punkt = this.sygnalWyswietlany.wykres_punkty(punkt, ta);
                    // this.sygnalWyswietlany.setPunktyY (punkt);
                    punkty.add(punkt);
                    ta = ta + this.sygnalWyswietlany.getkroczek();
                }
            } else if (this.sygnalWyswietlany.getrodzaj() == rodzaj_sygnalu.DYSKRETNY) {
                int iloscProbek = (int) (this.sygnalWyswietlany.getT()
                        / (Double) this.sygnalWyswietlany.getkroczek());
                for (int i = 0; i < iloscProbek; i++) {
                    punkt = this.sygnalWyswietlany.getPunktzindexu(i);
                    punkty.add(punkt);
                    ta = ta + this.sygnalWyswietlany.getkroczek();
                }
            }

            JFreeChart chartHist;
            if (this.iloscPrzedzialowHistogramu > 0) {
                double[] tablicaHistogramu = new double[punkty.size()];
                for (int licznik = 0; licznik < punkty.size(); ++licznik)
                    tablicaHistogramu[licznik] = punkty.get(licznik);

                histogramDataset.addSeries("Histogram (" + iloscPrzedzialowHistogramu + ")", tablicaHistogramu,
                        this.iloscPrzedzialowHistogramu);

                chartHist = ChartFactory.createHistogram("Histogram", null, null, histogramDataset,
                        PlotOrientation.VERTICAL, true, false, false);

                final XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer();
                renderer.setSeriesLinesVisible(0, false);

                ChartPanel chartpanel1 = new ChartPanel(chartHist);
                chartpanel1.setDomainZoomable(true);

                this.add(chartpanel1);
            }
        }
        Application.getInstance().getContext().getResourceMap(getClass()).injectComponents(this);
    } catch (Exception e) {
        e.printStackTrace();
    }
}

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From source file:org.openmicroscopy.shoola.util.ui.graphutils.HistogramPlot.java

/** Initializes. */
private void initialize() {
    data = new ArrayList<double[]>();
    dataset = new HistogramDataset();
}

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