Example usage for org.jfree.chart.plot XYPlot setForegroundAlpha

List of usage examples for org.jfree.chart.plot XYPlot setForegroundAlpha

Introduction

In this page you can find the example usage for org.jfree.chart.plot XYPlot setForegroundAlpha.

Prototype

public void setForegroundAlpha(float alpha) 

Source Link

Document

Sets the alpha-transparency for the plot and sends a PlotChangeEvent to all registered listeners.

Usage

From source file:MSUmpire.DIA.MixtureModelKDESemiParametric.java

public void GeneratePlot(String pngfile) throws IOException {
    String modelfile = FilenameUtils.getFullPath(pngfile) + "/" + FilenameUtils.getBaseName(pngfile)
            + "_ModelPoints.txt";
    FileWriter writer = new FileWriter(modelfile);

    double[] IDObs = new double[IDEmpiricalDist.getN()];
    double[] DecoyObs = new double[DecoyEmpiricalDist.getN()];

    for (int i = 0; i < IDEmpiricalDist.getN(); i++) {
        IDObs[i] = IDEmpiricalDist.getObs(i);
    }/*from   w w w  . jav  a 2  s  .com*/
    for (int i = 0; i < DecoyEmpiricalDist.getN(); i++) {
        DecoyObs[i] = DecoyEmpiricalDist.getObs(i);
    }

    XYSeries model1 = new XYSeries("Incorrect matches");
    XYSeries model2 = new XYSeries("Correct matches");
    XYSeries model3 = new XYSeries("All target hits");

    writer.write("UScore\tModel\tCorrect\tDecoy\n");
    for (int i = 0; i < NoBinPoints; i++) {
        model1.add(model_kde_x[i], decoy_kde_y[i]);
        model2.add(model_kde_x[i], correct_kde_y[i]);
        model3.add(model_kde_x[i], model_kde_y[i]);
        writer.write(model_kde_x[i] + "\t" + model_kde_y[i] + "\t" + correct_kde_y[i] + "\t" + decoy_kde_y[i]
                + "\n");
    }
    writer.close();

    MixtureModelProb = new float[NoBinPoints + 1][3];
    float positiveaccu = 0f;
    float negativeaccu = 0f;

    MixtureModelProb[0][0] = (float) model2.getMaxX() + Float.MIN_VALUE;
    MixtureModelProb[0][1] = 1f;
    MixtureModelProb[0][2] = 1f;

    for (int i = 1; i < NoBinPoints + 1; i++) {
        double positiveNumber = correct_kde_y[NoBinPoints - i];
        double negativeNumber = decoy_kde_y[NoBinPoints - i];
        MixtureModelProb[i][0] = (float) model_kde_x[NoBinPoints - i];
        positiveaccu += positiveNumber;
        negativeaccu += negativeNumber;
        MixtureModelProb[i][2] = 0.999999f * (float) (positiveNumber / (negativeNumber + positiveNumber));
        MixtureModelProb[i][1] = 0.999999f * (float) (positiveaccu / (negativeaccu + positiveaccu));
    }

    XYSeriesCollection dataset = new XYSeriesCollection();
    dataset.addSeries(model1);
    dataset.addSeries(model2);
    dataset.addSeries(model3);

    HistogramDataset histogramDataset = new HistogramDataset();
    histogramDataset.setType(HistogramType.SCALE_AREA_TO_1);
    histogramDataset.addSeries("ID hits", IDObs, 100);
    histogramDataset.addSeries("Decoy hits", DecoyObs, 100);
    //histogramDataset.addSeries("Model hits", ModelObs, 100);

    JFreeChart chart = ChartFactory.createHistogram(FilenameUtils.getBaseName(pngfile), "Score", "Hits",
            histogramDataset, PlotOrientation.VERTICAL, true, false, false);
    XYPlot plot = chart.getXYPlot();

    NumberAxis domain = (NumberAxis) plot.getDomainAxis();
    domain.setRange(min, max);
    plot.setBackgroundPaint(Color.white);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setForegroundAlpha(0.8f);
    chart.setBackgroundPaint(Color.white);

    XYLineAndShapeRenderer render = new XYLineAndShapeRenderer();

    plot.setDataset(1, dataset);
    plot.setRenderer(1, render);
    plot.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD);
    try {
        ChartUtilities.saveChartAsPNG(new File(pngfile), chart, 1000, 600);
    } catch (IOException e) {
    }
}

From source file:com.rapidminer.gui.plotter.charts.HistogramChart.java

@Override
protected void updatePlotter() {
    prepareData();// w w  w .  j a  v  a  2  s  .co m

    String maxClassesProperty = ParameterService
            .getParameterValue(MainFrame.PROPERTY_RAPIDMINER_GUI_PLOTTER_COLORS_CLASSLIMIT);
    int maxClasses = 20;
    try {
        if (maxClassesProperty != null) {
            maxClasses = Integer.parseInt(maxClassesProperty);
        }
    } catch (NumberFormatException e) {
        // LogService.getGlobal().log("Deviation plotter: cannot parse property 'rapidminer.gui.plotter.colors.classlimit', using maximal 20 different classes.",
        // LogService.WARNING);
        LogService.getRoot().log(Level.WARNING,
                "com.rapidminer.gui.plotter.charts.HistogramChart.parsing_property_error");
    }
    int categoryCount = this.histogramDataset.getSeriesCount();
    boolean createLegend = categoryCount > 0 && categoryCount < maxClasses && this.drawLegend;

    JFreeChart chart = ChartFactory.createHistogram(null, // title
            "Value", "Frequency", histogramDataset, PlotOrientation.VERTICAL, createLegend, true, // tooltips
            false); // urls

    XYPlot plot = chart.getXYPlot();
    plot.setDomainGridlinePaint(Color.LIGHT_GRAY);
    plot.setRangeGridlinePaint(Color.LIGHT_GRAY);
    plot.setBackgroundPaint(Color.WHITE);
    plot.setForegroundAlpha(this.opaqueness);

    XYBarRenderer renderer = new XYBarRenderer();
    if (histogramDataset.getSeriesCount() == 1) {
        renderer.setSeriesPaint(0, ColorProvider.reduceColorBrightness(Color.RED));
        renderer.setSeriesFillPaint(0, ColorProvider.reduceColorBrightness(Color.RED));
    } else {
        for (int i = 0; i < histogramDataset.getSeriesCount(); i++) {
            Color color = getColorProvider(true)
                    .getPointColor((double) i / (double) (histogramDataset.getSeriesCount() - 1));
            renderer.setSeriesPaint(i, color);
            renderer.setSeriesFillPaint(i, color);
        }
    }
    renderer.setBarPainter(new RapidXYBarPainter());
    // renderer.setBarPainter(new StandardXYBarPainter());
    renderer.setDrawBarOutline(true);
    renderer.setShadowVisible(false);
    plot.setRenderer(renderer);

    plot.getRangeAxis().setLabelFont(LABEL_FONT_BOLD);
    plot.getRangeAxis().setTickLabelFont(LABEL_FONT);

    plot.getDomainAxis().setLabelFont(LABEL_FONT_BOLD);
    plot.getDomainAxis().setTickLabelFont(LABEL_FONT);
    setRange(plot.getDomainAxis());

    // display correct x-Axis labels
    int count = histogramDataset.getSeriesCount();
    if (count > 0) {
        String key = histogramDataset.getSeriesKey(0).toString();
        int index = this.dataTable.getColumnIndex(key);
        if (index >= 0) {
            // Correctly displays nominal values on x-axis
            if (count == 1 && this.dataTable.isNominal(index)) {
                String[] values = new String[dataTable.getNumberOfValues(index)];
                for (int i = 0; i < values.length; i++) {
                    values[i] = dataTable.mapIndex(index, i);
                }
                plot.setDomainAxis(new SymbolAxis(key, values));
            }
            // Correctly displays dates on x-axis
            if (this.dataTable.isDateTime(index)) {
                boolean applyDateAxis = true;
                if (count > 1) {
                    for (int i = 1; i < count; i++) {
                        index = this.dataTable.getColumnIndex(histogramDataset.getSeriesKey(i).toString());
                        if (index < 0 || !this.dataTable.isDateTime(index)) {
                            applyDateAxis = false;
                            break;
                        }
                    }
                }
                if (applyDateAxis) {
                    DateAxis dateAxis = new DateAxis();
                    dateAxis.setDateFormatOverride(Tools.DATE_TIME_FORMAT.get());
                    plot.setDomainAxis(dateAxis);
                }
            }
        }

        // rotate labels
        if (isLabelRotating()) {
            plot.getDomainAxis().setTickLabelsVisible(true);
            plot.getDomainAxis().setVerticalTickLabels(true);
        }
    }

    // set the background color for the chart...
    chart.setBackgroundPaint(Color.white);

    // legend settings
    LegendTitle legend = chart.getLegend();
    if (legend != null) {
        legend.setPosition(RectangleEdge.TOP);
        legend.setFrame(BlockBorder.NONE);
        legend.setHorizontalAlignment(HorizontalAlignment.LEFT);
        legend.setItemFont(LABEL_FONT);
    }

    AbstractChartPanel panel = getPlotterPanel();
    if (panel == null) {
        panel = createPanel(chart);
    } else {
        panel.setChart(chart);
    }

    // Disable zooming for Histogram-Charts
    panel.setRangeZoomable(false);
    panel.setDomainZoomable(false);

    // ATTENTION: WITHOUT THIS WE GET SEVERE MEMORY LEAKS!!!
    panel.getChartRenderingInfo().setEntityCollection(null);
}

From source file:edu.ucla.stat.SOCR.chart.demo.DifferenceChartDemo1.java

/**
 * Creates a chart./* w  w  w. j av a2  s .  c  o m*/
 * 
 * @param dataset  the dataset.
 * 
 * @return The chart.
 */
protected JFreeChart createChart(XYDataset dataset) {
    JFreeChart chart = ChartFactory.createTimeSeriesChart(chartTitle, domainLabel, rangeLabel, dataset,
            !legendPanelOn, // legend
            true, // tool tips
            false // URLs
    );
    chart.setBackgroundPaint(Color.white);

    XYPlot plot = chart.getXYPlot();
    plot.setRenderer(new XYDifferenceRenderer(Color.green, Color.red, false));
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));

    XYItemRenderer renderer = plot.getRenderer();
    renderer.setLegendItemLabelGenerator(new SOCRXYSeriesLabelGenerator());

    ValueAxis domainAxis = new DateAxis("Time");
    domainAxis.setLowerMargin(0.0);
    domainAxis.setUpperMargin(0.0);
    plot.setDomainAxis(domainAxis);
    plot.setForegroundAlpha(0.5f);

    //setXSummary(dataset) X is time;          
    return chart;

}

From source file:org.jivesoftware.openfire.reporting.graph.GraphEngine.java

/**
 * Generates a SparkLine Time Area Chart.
 * @param key//from   w w  w  .j a  va 2  s.co  m
 * @param stats
 * @param startTime
 * @param endTime
 * @return chart
 */
private JFreeChart generateSparklineAreaChart(String key, String color, Statistic[] stats, long startTime,
        long endTime, int dataPoints) {
    Color backgroundColor = getBackgroundColor();

    XYDataset dataset = populateData(key, stats, startTime, endTime, dataPoints);

    JFreeChart chart = ChartFactory.createXYAreaChart(null, // chart title
            null, // xaxis label
            null, // yaxis label
            dataset, // data
            PlotOrientation.VERTICAL, false, // include legend
            false, // tooltips?
            false // URLs?
    );

    chart.setBackgroundPaint(backgroundColor);
    chart.setBorderVisible(false);
    chart.setBorderPaint(null);

    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setForegroundAlpha(1.0f);
    plot.setDomainGridlinesVisible(false);
    plot.setDomainCrosshairVisible(false);
    plot.setRangeCrosshairVisible(false);
    plot.setBackgroundPaint(backgroundColor);
    plot.setRangeGridlinesVisible(false);

    GraphDefinition graphDef = GraphDefinition.getDefinition(color);
    Color plotColor = graphDef.getInlineColor(0);
    plot.getRenderer().setSeriesPaint(0, plotColor);
    plot.getRenderer().setBaseItemLabelsVisible(false);
    plot.getRenderer().setBaseOutlinePaint(backgroundColor);
    plot.setOutlineStroke(null);
    plot.setDomainGridlinePaint(null);

    NumberAxis xAxis = (NumberAxis) chart.getXYPlot().getDomainAxis();

    xAxis.setLabel(null);
    xAxis.setTickLabelsVisible(true);
    xAxis.setTickMarksVisible(true);
    xAxis.setAxisLineVisible(false);
    xAxis.setNegativeArrowVisible(false);
    xAxis.setPositiveArrowVisible(false);
    xAxis.setVisible(false);

    NumberAxis yAxis = (NumberAxis) chart.getXYPlot().getRangeAxis();
    yAxis.setTickLabelsVisible(false);
    yAxis.setTickMarksVisible(false);
    yAxis.setAxisLineVisible(false);
    yAxis.setNegativeArrowVisible(false);
    yAxis.setPositiveArrowVisible(false);
    yAxis.setVisible(false);

    return chart;
}

From source file:weka.gui.beans.JFreeChartOffscreenChartRenderer.java

/**
 * Render histogram(s) (numeric attribute) or bar chart (nominal attribute).
 * Some implementations may not be able to render more than one histogram/bar
 * on the same chart - the implementation can either throw an exception or
 * just process the first series in this case.
 * /*ww w. ja  va  2s  . c o  m*/
 * @param width the width of the resulting chart in pixels
 * @param height the height of the resulting chart in pixels
 * @param series a list of Instances - one for each series to be plotted
 * @param attsToPlot the attribute to plot corresponding to the Instances in
 *          the series list
 * @param optionalArgs optional arguments to the renderer (may be null)
 * 
 * @return a BufferedImage containing the chart
 * @throws Exception if there is a problem rendering the chart
 */
public BufferedImage renderHistogram(int width, int height, List<Instances> series, String attToPlot,
        List<String> additionalArgs) throws Exception {

    String plotTitle = "Bar Chart";
    String userTitle = getOption(additionalArgs, "-title");
    plotTitle = (userTitle != null) ? userTitle : plotTitle;
    String colorAtt = getOption(additionalArgs, "-color");
    String pareto = getOption(additionalArgs, "-pareto");

    boolean doPareto = false;
    if (pareto != null && pareto.length() == 0 && series.size() == 1) {
        doPareto = true;
    }

    if (series.size() == 1 && colorAtt != null && colorAtt.length() > 0) {
        int colIndex = getIndexOfAttribute(series.get(0), colorAtt);

        if (colIndex >= 0 && series.get(0).attribute(colIndex).isNominal() && !doPareto) {
            // split single series out into multiple instances objects - one
            // per class
            series = splitToClasses(series.get(0), colIndex);
            for (Instances insts : series) {
                insts.setClassIndex(colIndex);
            }
        }
    }

    Instances masterInstances = series.get(0);
    int attIndex = getIndexOfAttribute(masterInstances, attToPlot);
    if (attIndex < 0) {
        attIndex = 0;
    }

    if (!(series.get(0).attribute(attIndex).isNominal()
            || series.get(0).attribute(attIndex).isRelationValued())) {
        doPareto = false;
    }

    // Do a pareto chart
    if (doPareto) {
        final DefaultKeyedValues data = new DefaultKeyedValues();
        AttributeStats attStats = masterInstances.attributeStats(attIndex);
        double[] attValFreqs = attStats.nominalWeights;
        for (int i = 0; i < attValFreqs.length; i++) {
            Number freq = new Double(attValFreqs[i]);
            data.addValue(masterInstances.attribute(attIndex).value(i), freq);
        }

        data.sortByValues(SortOrder.DESCENDING);
        final KeyedValues cumulative = DataUtilities.getCumulativePercentages(data);
        final CategoryDataset dataset = DatasetUtilities
                .createCategoryDataset(masterInstances.attribute(attIndex).name(), data);

        final JFreeChart chart = ChartFactory.createBarChart(plotTitle,
                masterInstances.attribute(attIndex).name(), "Fequency/weight mass", dataset,
                PlotOrientation.VERTICAL, true, false, false);

        final CategoryPlot plot = chart.getCategoryPlot();

        final CategoryAxis domainAxis = plot.getDomainAxis();
        domainAxis.setLowerMargin(0.02);
        domainAxis.setUpperMargin(0.02);

        LineAndShapeRenderer renderer2 = new LineAndShapeRenderer();
        CategoryDataset dataset2 = DatasetUtilities.createCategoryDataset("Cumulative", cumulative);
        final NumberAxis axis2 = new NumberAxis("Percent");
        axis2.setNumberFormatOverride(NumberFormat.getPercentInstance());
        // plot.
        plot.setRangeAxis(1, axis2);
        plot.setDataset(1, dataset2);
        plot.setRenderer(1, renderer2);
        plot.mapDatasetToRangeAxis(1, 1);
        plot.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD);

        chart.setBackgroundPaint(java.awt.Color.white);
        BufferedImage image = chart.createBufferedImage(width, height);
        return image;
    }

    boolean seriesAreClasses = false;
    int classIndex = masterInstances.classIndex();

    if (classIndex >= 0 && !masterInstances.attribute(classIndex).isNumeric()
            && !masterInstances.attribute(classIndex).isRelationValued()
            && masterInstances.attributeStats(classIndex).distinctCount == 1) {
        // series correspond to class labels (assume that subsequent series only
        // contain instances of one class)...
        seriesAreClasses = true;
    }

    // bar chart for a nominal attribute
    if (masterInstances.attribute(attIndex).isNominal() || masterInstances.attribute(attIndex).isString()) {
        DefaultCategoryDataset dataset = new DefaultCategoryDataset();

        // do the master series
        String masterSeriesTitle = masterInstances.relationName();
        if (seriesAreClasses) {
            for (int i = 0; i < masterInstances.numInstances(); i++) {
                Instance current = masterInstances.instance(i);
                if (!current.isMissing(classIndex)) {
                    masterSeriesTitle = current.stringValue(classIndex);
                    break;
                }
            }
        }

        AttributeStats attStats = masterInstances.attributeStats(attIndex);
        double[] attValFreqs = attStats.nominalWeights;
        for (int i = 0; i < attValFreqs.length; i++) {
            Number freq = new Double(attValFreqs[i]);
            dataset.addValue(freq, masterSeriesTitle, masterInstances.attribute(attIndex).value(i));
        }

        // any subsequent series
        for (int i = 1; i < series.size(); i++) {
            Instances nextSeries = series.get(i);

            String seriesTitle = nextSeries.relationName();

            if (seriesAreClasses) {
                for (int j = 0; j < nextSeries.numInstances(); j++) {
                    Instance current = nextSeries.instance(j);
                    if (!current.isMissing(classIndex)) {
                        seriesTitle = current.stringValue(classIndex);
                        break;
                    }
                }

                attStats = nextSeries.attributeStats(attIndex);
                attValFreqs = attStats.nominalWeights;
                for (int j = 0; j < attValFreqs.length; j++) {
                    Number freq = new Double(attValFreqs[j]);
                    dataset.addValue(freq, seriesTitle, nextSeries.attribute(attIndex).value(j));
                }
            }
        }

        JFreeChart chart = null;

        if (series.size() == 1) {
            chart = ChartFactory.createBarChart(plotTitle, masterInstances.attribute(attIndex).name(),
                    "Fequency/weight mass", dataset, PlotOrientation.VERTICAL, true, false, false);
        } else {
            chart = ChartFactory.createStackedBarChart(plotTitle, masterInstances.attribute(attIndex).name(),
                    "Fequency/weight mass", dataset, PlotOrientation.VERTICAL, true, false, false);
        }

        chart.setBackgroundPaint(java.awt.Color.white);
        BufferedImage image = chart.createBufferedImage(width, height);
        return image;

    } else {
        // histogram for numeric attributes
        HistogramDataset dataset = new HistogramDataset();

        // combine all series in order to get overall std dev, and range
        Instances temp = new Instances(masterInstances);
        for (int i = 1; i < series.size(); i++) {
            Instances additional = series.get(i);
            for (Instance tempI : additional) {
                temp.add(tempI);
            }
        }

        AttributeStats stats = temp.attributeStats(attIndex);
        Stats numericStats = stats.numericStats;
        double intervalWidth = 3.49 * numericStats.stdDev * StrictMath.pow(temp.numInstances(), (-1.0 / 3.0));
        double range = numericStats.max - numericStats.min;
        int numBins = StrictMath.max(1, (int) StrictMath.round(range / intervalWidth));

        // do the master series
        String masterSeriesTitle = masterInstances.relationName();
        if (seriesAreClasses) {
            for (int i = 0; i < masterInstances.numInstances(); i++) {
                Instance current = masterInstances.instance(i);
                if (!current.isMissing(current.classAttribute())) {
                    masterSeriesTitle = current.stringValue(current.classAttribute());
                    break;
                }
            }
        }

        // have to set min, max and num bins (using heuristic from AttSummPanel).
        // Make sure
        // to set series length to num instances - num missing values for att
        stats = masterInstances.attributeStats(attIndex);
        /*
         * numericStats = stats.numericStats; //numericStats.calculateDerived();
         * intervalWidth = StrictMath.max(1, 3.49 * numericStats.stdDev *
         * StrictMath.pow(masterInstances.numInstances(), (-1.0/3.0)));
         */

        double[] seriesVals = new double[masterInstances.numInstances() - stats.missingCount];
        int count = 0;
        for (int i = 0; i < masterInstances.numInstances(); i++) {
            Instance current = masterInstances.instance(i);
            if (!current.isMissing(attIndex)) {
                seriesVals[count++] = current.value(attIndex);
            }
        }

        dataset.addSeries(masterSeriesTitle, seriesVals, numBins, numericStats.min, numericStats.max);

        // any subsequent series
        for (int i = 1; i < series.size(); i++) {
            Instances nextSeries = series.get(i);

            String seriesTitle = nextSeries.relationName();

            if (seriesAreClasses) {
                for (int j = 0; j < nextSeries.numInstances(); j++) {
                    Instance current = nextSeries.instance(j);
                    if (!current.isMissing(nextSeries.classAttribute())) {
                        seriesTitle = current.stringValue(nextSeries.classAttribute());
                        break;
                    }
                }
            }

            stats = nextSeries.attributeStats(attIndex);
            /*
             * numericStats = stats.numericStats; //
             * numericStats.calculateDerived(); intervalWidth = StrictMath.max(1,
             * 3.49 * numericStats.stdDev *
             * StrictMath.pow(masterInstances.numInstances(), (-1.0/3.0))); range =
             * numericStats.max - numericStats.min; numBins = StrictMath.max(1,
             * (int) StrictMath.round(range / intervalWidth));
             */
            seriesVals = new double[nextSeries.numInstances() - stats.missingCount];
            count = 0;
            for (int j = 0; j < nextSeries.numInstances(); j++) {
                Instance current = nextSeries.instance(j);
                if (!current.isMissing(attIndex)) {
                    seriesVals[count++] = current.value(attIndex);
                }
            }

            dataset.addSeries(seriesTitle, seriesVals, numBins, numericStats.min, numericStats.max);
        }

        JFreeChart chart = ChartFactory.createHistogram(plotTitle, masterInstances.attribute(attIndex).name(),
                null, dataset, PlotOrientation.VERTICAL, true, false, false);

        // chart.setBackgroundPaint(java.awt.Color.white);
        XYPlot xyplot = (XYPlot) chart.getPlot();
        xyplot.setForegroundAlpha(0.50F);
        XYBarRenderer xybarrenderer = (XYBarRenderer) xyplot.getRenderer();
        xybarrenderer.setDrawBarOutline(false);
        xybarrenderer.setShadowVisible(false);

        BufferedImage image = chart.createBufferedImage(width, height);
        return image;
    }
}

From source file:edu.dlnu.liuwenpeng.ChartFactory.ChartFactory.java

/**    
 * Creates an area chart using an {@link XYDataset}.    
 * <P>    /*  w ww  . j a  va2s  .c om*/
 * The chart object returned by this method uses an {@link XYPlot} instance     
 * as the plot, with a {@link NumberAxis} for the domain axis, a     
 * {@link NumberAxis} as the range axis, and a {@link XYAreaRenderer} as     
 * the renderer.    
 *    
 * @param title  the chart title (<code>null</code> permitted).    
 * @param xAxisLabel  a label for the X-axis (<code>null</code> permitted).    
 * @param yAxisLabel  a label for the Y-axis (<code>null</code> permitted).    
 * @param dataset  the dataset for the chart (<code>null</code> permitted).    
 * @param orientation  the plot orientation (horizontal or vertical)     
 *                     (<code>null</code> NOT permitted).    
 * @param legend  a flag specifying whether or not a legend is required.    
 * @param tooltips  configure chart to generate tool tips?    
 * @param urls  configure chart to generate URLs?    
 *    
 * @return An XY area chart.    
 */
public static JFreeChart createXYAreaChart(String title, String xAxisLabel, String yAxisLabel,
        XYDataset dataset, PlotOrientation orientation, boolean legend, boolean tooltips, boolean urls) {

    if (orientation == null) {
        throw new IllegalArgumentException("Null 'orientation' argument.");
    }
    NumberAxis xAxis = new NumberAxis(xAxisLabel);
    xAxis.setAutoRangeIncludesZero(false);
    NumberAxis yAxis = new NumberAxis(yAxisLabel);
    XYPlot plot = new XYPlot(dataset, xAxis, yAxis, null);
    plot.setOrientation(orientation);
    plot.setForegroundAlpha(0.5f);

    XYToolTipGenerator tipGenerator = null;
    if (tooltips) {
        tipGenerator = new StandardXYToolTipGenerator();
    }

    XYURLGenerator urlGenerator = null;
    if (urls) {
        urlGenerator = new StandardXYURLGenerator();
    }

    plot.setRenderer(new XYAreaRenderer(XYAreaRenderer.AREA, tipGenerator, urlGenerator));
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend);

    return chart;

}

From source file:KIDLYFactory.java

/**
 * Creates an area chart using an {@link XYDataset}.
 * <P>/*  ww w  .j a v  a 2  s .co m*/
 * The chart object returned by this method uses an {@link XYPlot} instance
 * as the plot, with a {@link NumberAxis} for the domain axis, a
 * {@link NumberAxis} as the range axis, and a {@link XYAreaRenderer} as
 * the renderer.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param xAxisLabel  a label for the X-axis (<code>null</code> permitted).
 * @param yAxisLabel  a label for the Y-axis (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param orientation  the plot orientation (horizontal or vertical)
 *                     (<code>null</code> NOT permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 * @param tooltips  configure chart to generate tool tips?
 * @param urls  configure chart to generate URLs?
 *
 * @return An XY area chart.
 */
public static JFreeChart createXYAreaChart(String title, String xAxisLabel, String yAxisLabel,
        XYDataset dataset, PlotOrientation orientation, boolean legend, boolean tooltips, boolean urls) {

    if (orientation == null) {
        throw new IllegalArgumentException("Null 'orientation' argument.");
    }
    NumberAxis xAxis = new NumberAxis(xAxisLabel);
    xAxis.setAutoRangeIncludesZero(false);
    NumberAxis yAxis = new NumberAxis(yAxisLabel);
    XYPlot plot = new XYPlot(dataset, xAxis, yAxis, null);
    plot.setOrientation(orientation);
    plot.setForegroundAlpha(0.5f);

    XYToolTipGenerator tipGenerator = null;
    if (tooltips) {
        tipGenerator = new StandardXYToolTipGenerator();
    }

    XYURLGenerator urlGenerator = null;
    if (urls) {
        urlGenerator = new StandardXYURLGenerator();
    }

    plot.setRenderer(new XYAreaRenderer(XYAreaRenderer.AREA, tipGenerator, urlGenerator));
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend);
    currentTheme.apply(chart);
    return chart;

}

From source file:org.locationtech.udig.processingtoolbox.tools.BubbleChartDialog.java

private void updateChart(SimpleFeatureCollection features, String xField, String yField, String sizeField) {
    // 1. Create a single plot containing both the scatter and line
    XYPlot plot = new XYPlot();
    plot.setOrientation(PlotOrientation.VERTICAL);
    plot.setBackgroundPaint(java.awt.Color.WHITE);
    plot.setDomainPannable(false);//from  w w  w  . ja  va 2 s.  c  o  m
    plot.setRangePannable(false);
    plot.setSeriesRenderingOrder(SeriesRenderingOrder.FORWARD);

    plot.setDomainCrosshairVisible(false);
    plot.setRangeCrosshairVisible(false);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setForegroundAlpha(0.75f);

    // 2. Setup Scatter plot
    // Create the bubble chart data, renderer, and axis
    int fontStyle = java.awt.Font.BOLD;
    FontData fontData = getShell().getDisplay().getSystemFont().getFontData()[0];
    NumberAxis xPlotAxis = new NumberAxis(xField); // Independent variable
    xPlotAxis.setLabelFont(new Font(fontData.getName(), fontStyle, 12));
    xPlotAxis.setTickLabelFont(new Font(fontData.getName(), fontStyle, 10));

    NumberAxis yPlotAxis = new NumberAxis(yField); // Dependent variable
    yPlotAxis.setLabelFont(new Font(fontData.getName(), fontStyle, 12));
    yPlotAxis.setTickLabelFont(new Font(fontData.getName(), fontStyle, 10));

    XYItemRenderer plotRenderer = new XYBubbleRenderer(XYBubbleRenderer.SCALE_ON_RANGE_AXIS);
    plotRenderer.setSeriesPaint(0, java.awt.Color.ORANGE); // dot
    plotRenderer.setBaseItemLabelGenerator(new BubbleXYItemLabelGenerator());
    plotRenderer.setBaseToolTipGenerator(new StandardXYZToolTipGenerator());
    plotRenderer
            .setBasePositiveItemLabelPosition(new ItemLabelPosition(ItemLabelAnchor.CENTER, TextAnchor.CENTER));

    // Set the bubble chart data, renderer, and axis into plot
    plot.setDataset(0, getBubbleChartData(features, xField, yField, sizeField));

    xPlotAxis.setAutoRangeIncludesZero(false);
    xPlotAxis.setAutoRange(false);
    double differUpper = minMaxVisitor.getMaxX() - minMaxVisitor.getAverageX();
    double differLower = minMaxVisitor.getAverageX() - minMaxVisitor.getMinX();
    double gap = Math.abs(differUpper - differLower);
    if (differUpper > differLower) {
        xPlotAxis.setRange(minMaxVisitor.getMinX() - gap, minMaxVisitor.getMaxX());
    } else {
        xPlotAxis.setRange(minMaxVisitor.getMinX(), minMaxVisitor.getMaxX() + gap);
    }

    yPlotAxis.setAutoRangeIncludesZero(false);
    yPlotAxis.setAutoRange(false);
    differUpper = minMaxVisitor.getMaxY() - minMaxVisitor.getAverageY();
    differLower = minMaxVisitor.getAverageY() - minMaxVisitor.getMinY();
    gap = Math.abs(differUpper - differLower);
    if (differUpper > differLower) {
        yPlotAxis.setRange(minMaxVisitor.getMinY() - gap, minMaxVisitor.getMaxY());
    } else {
        yPlotAxis.setRange(minMaxVisitor.getMinY(), minMaxVisitor.getMaxY() + gap);
    }

    plot.setRenderer(0, plotRenderer);
    plot.setDomainAxis(0, xPlotAxis);
    plot.setRangeAxis(0, yPlotAxis);

    // Map the scatter to the first Domain and first Range
    plot.mapDatasetToDomainAxis(0, 0);
    plot.mapDatasetToRangeAxis(0, 0);

    // 3. Setup line
    // Create the line data, renderer, and axis
    XYItemRenderer lineRenderer = new XYLineAndShapeRenderer(true, false); // Lines only
    lineRenderer.setSeriesPaint(0, java.awt.Color.GRAY);
    lineRenderer.setSeriesPaint(1, java.awt.Color.GRAY);
    lineRenderer.setSeriesPaint(2, java.awt.Color.GRAY);

    // Set the line data, renderer, and axis into plot
    NumberAxis xLineAxis = new NumberAxis(EMPTY);
    xLineAxis.setTickMarksVisible(false);
    xLineAxis.setTickLabelsVisible(false);

    NumberAxis yLineAxis = new NumberAxis(EMPTY);
    yLineAxis.setTickMarksVisible(false);
    yLineAxis.setTickLabelsVisible(false);

    XYSeriesCollection lineDataset = new XYSeriesCollection();

    // AverageY
    XYSeries horizontal = new XYSeries("AverageY"); //$NON-NLS-1$
    horizontal.add(xPlotAxis.getRange().getLowerBound(), minMaxVisitor.getAverageY());
    horizontal.add(xPlotAxis.getRange().getUpperBound(), minMaxVisitor.getAverageY());
    lineDataset.addSeries(horizontal);

    // AverageX
    XYSeries vertical = new XYSeries("AverageX"); //$NON-NLS-1$
    vertical.add(minMaxVisitor.getAverageX(), yPlotAxis.getRange().getLowerBound());
    vertical.add(minMaxVisitor.getAverageX(), yPlotAxis.getRange().getUpperBound());
    lineDataset.addSeries(vertical);

    plot.setDataset(1, lineDataset);
    plot.setRenderer(1, lineRenderer);
    plot.setDomainAxis(1, xLineAxis);
    plot.setRangeAxis(1, yLineAxis);

    // Map the line to the second Domain and second Range
    plot.mapDatasetToDomainAxis(1, 0);
    plot.mapDatasetToRangeAxis(1, 0);

    // 4. Setup Selection
    NumberAxis xSelectionAxis = new NumberAxis(EMPTY);
    xSelectionAxis.setTickMarksVisible(false);
    xSelectionAxis.setTickLabelsVisible(false);

    NumberAxis ySelectionAxis = new NumberAxis(EMPTY);
    ySelectionAxis.setTickMarksVisible(false);
    ySelectionAxis.setTickLabelsVisible(false);

    XYItemRenderer selectionRenderer = new XYBubbleRenderer(XYBubbleRenderer.SCALE_ON_RANGE_AXIS);
    selectionRenderer.setSeriesPaint(0, java.awt.Color.RED); // dot
    selectionRenderer.setSeriesOutlinePaint(0, java.awt.Color.RED);

    plot.setDataset(2, new DefaultXYZDataset2());
    plot.setRenderer(2, selectionRenderer);
    plot.setDomainAxis(2, xSelectionAxis);
    plot.setRangeAxis(2, ySelectionAxis);

    // Map the scatter to the second Domain and second Range
    plot.mapDatasetToDomainAxis(2, 0);
    plot.mapDatasetToRangeAxis(2, 0);

    // 5. Finally, Create the chart with the plot and a legend
    java.awt.Font titleFont = new Font(fontData.getName(), fontStyle, 20);
    JFreeChart chart = new JFreeChart(EMPTY, titleFont, plot, false);
    chart.setBackgroundPaint(java.awt.Color.WHITE);
    chart.setBorderVisible(false);

    chartComposite.setChart(chart);
    chartComposite.forceRedraw();
}

From source file:MSUmpire.DIA.TargetMatchScoring.java

public void MixtureModeling() throws IOException {
    if (libTargetMatches.isEmpty()) {
        return;/*from  w  w w . j  av a  2 s  . c  o m*/
    }
    int IDNo = 0;
    int decoyNo = 0;
    int modelNo = 0;
    double IDmean = 0d;
    double Decoymean = 0d;

    for (UmpireSpecLibMatch match : libIDMatches) {
        if (match.BestHit != null) {
            IDNo++;
            IDmean += match.BestHit.UmpireScore;
        }
    }

    decoyNo = decoyModelingList.size();
    for (PeakGroupScore peakGroupScore : decoyModelingList) {
        Decoymean += peakGroupScore.UmpireScore;
    }

    for (UmpireSpecLibMatch match : libTargetMatches) {
        //modelNo+= match.TargetHits.size();
        if (match.BestMS1Hit != null) {
            modelNo++;
        }
        if (match.BestMS2Hit != null) {
            modelNo++;
        }
    }

    Decoymean /= decoyNo;
    IDmean /= IDNo;

    PVector[] points = new PVector[modelNo];
    PVector[] centroids = new PVector[2];

    int idx = 0;
    for (UmpireSpecLibMatch match : libTargetMatches) {
        if (match.BestMS1Hit != null) {
            points[idx] = new PVector(1);
            points[idx].array[0] = match.BestMS1Hit.UmpireScore;
            idx++;
        }
        if (match.BestMS2Hit != null) {
            points[idx] = new PVector(1);
            points[idx].array[0] = match.BestMS2Hit.UmpireScore;
            idx++;
        }
        //            for(PeakGroupScore peakGroupScore : match.TargetHits){
        //                points[idx] = new PVector(1);
        //                points[idx].array[0] = match.BestMS2Hit.UmpireScore;
        //                idx++;
        //            }
    }

    MixtureModel mmc;
    centroids[0] = new PVector(1);
    centroids[0].array[0] = Decoymean;
    centroids[1] = new PVector(1);
    centroids[1].array[0] = IDmean;
    Vector<PVector>[] clusters = KMeans.run(points, 2, centroids);
    MixtureModel mm = ExpectationMaximization1D.initialize(clusters);
    mmc = ExpectationMaximization1D.run(points, mm);
    DecimalFormat df = new DecimalFormat("#.####");
    Logger.getRootLogger()
            .debug("----------------------------------------------------------------------------------------");
    Logger.getRootLogger().debug("No. of modeling points=" + modelNo);
    Logger.getRootLogger().debug("ID hits mean=" + df.format(IDmean));
    Logger.getRootLogger().debug("Decoy hits mean=" + df.format(Decoymean));
    //System.out.print("T-test: p-value=" + df.format(model.ttest.pValue).toString() + "\n");
    Logger.getRootLogger()
            .debug("Incorrect hits model mean=" + df.format(((PVector) mmc.param[0]).array[0]) + " variance="
                    + df.format(((PVector) mmc.param[0]).array[1]) + " weight=" + df.format(mmc.weight[0]));
    Logger.getRootLogger()
            .debug("Correct hits model mean=" + df.format(((PVector) mmc.param[1]).array[0]) + " variance="
                    + df.format(((PVector) mmc.param[1]).array[1]) + " weight=" + df.format(mmc.weight[1]));

    if (((PVector) mmc.param[0]).array[0] > ((PVector) mmc.param[1]).array[0]) {
        return;
    }

    float max = (float) (((PVector) mmc.param[1]).array[0] + 4 * Math.sqrt(((PVector) mmc.param[1]).array[1]));
    float min = (float) (((PVector) mmc.param[0]).array[0] - 4 * Math.sqrt(((PVector) mmc.param[0]).array[1]));

    IDNo = 0;
    decoyNo = 0;
    modelNo = 0;

    for (PeakGroupScore peakGroupScore : decoyModelingList) {
        if (peakGroupScore.UmpireScore > min && peakGroupScore.UmpireScore < max) {
            decoyNo++;
        }
    }

    for (UmpireSpecLibMatch match : libIDMatches) {
        if (match.BestHit != null && match.BestHit.UmpireScore > min && match.BestHit.UmpireScore < max) {
            IDNo++;
        }
    }

    for (UmpireSpecLibMatch match : libTargetMatches) {
        //targetNo += match.TargetHits.size();
        //decoyNo += match.DecoyHits.size();
        if (match.BestMS1Hit != null && match.BestMS1Hit.UmpireScore > min
                && match.BestMS1Hit.UmpireScore < max) {
            modelNo++;
        }
        if (match.BestMS2Hit != null && match.BestMS2Hit.UmpireScore > min
                && match.BestMS2Hit.UmpireScore < max) {
            modelNo++;
        }
        //modelNo += match.TargetHits.size();            
    }

    double[] IDObs = new double[IDNo];
    double[] DecoyObs = new double[decoyNo];
    double[] ModelObs = new double[modelNo];
    idx = 0;
    int didx = 0;
    int midx = 0;
    for (UmpireSpecLibMatch match : libIDMatches) {
        if (match.BestHit != null && match.BestHit.UmpireScore > min && match.BestHit.UmpireScore < max) {
            IDObs[idx++] = match.BestHit.UmpireScore;
        }
    }
    for (PeakGroupScore peakGroupScore : decoyModelingList) {
        if (peakGroupScore.UmpireScore > min && peakGroupScore.UmpireScore < max) {
            DecoyObs[didx++] = peakGroupScore.UmpireScore;
        }
    }

    for (UmpireSpecLibMatch match : libTargetMatches) {
        //            for(PeakGroupScore peak : match.TargetHits){
        //                ModelObs[midx++]=peak.UmpireScore;
        //            }
        if (match.BestMS1Hit != null && match.BestMS1Hit.UmpireScore > min
                && match.BestMS1Hit.UmpireScore < max) {
            ModelObs[midx++] = match.BestMS1Hit.UmpireScore;
        }
        if (match.BestMS2Hit != null && match.BestMS2Hit.UmpireScore > min
                && match.BestMS2Hit.UmpireScore < max) {
            ModelObs[midx++] = match.BestMS2Hit.UmpireScore;
        }
    }

    String pngfile = FilenameUtils.getFullPath(Filename) + "/" + FilenameUtils.getBaseName(Filename) + "_"
            + LibID + "_LibMatchModel.png";
    XYSeries model1 = new XYSeries("Incorrect matches");
    XYSeries model2 = new XYSeries("Correct matches");
    XYSeries model3 = new XYSeries("All target hits");

    String modelfile = FilenameUtils.getFullPath(pngfile) + "/" + FilenameUtils.getBaseName(pngfile)
            + "_ModelPoints.txt";
    FileWriter writer = new FileWriter(modelfile);
    writer.write("UScore\tModel\tCorrect\tDecoy\n");

    int NoPoints = 1000;
    double[] model_kde_x = new double[NoPoints];
    float intv = (max - min) / NoPoints;
    PVector point = new PVector(2);
    for (int i = 0; i < NoPoints; i++) {
        point.array[0] = max - i * intv;
        model_kde_x[i] = point.array[0];
        point.array[1] = mmc.EF.density(point, mmc.param[0]) * mmc.weight[0];
        model1.add(point.array[0], point.array[1]);
        point.array[1] = mmc.EF.density(point, mmc.param[1]) * mmc.weight[1];
        model2.add(point.array[0], point.array[1]);

    }

    KernelDensityEstimator kde = new KernelDensityEstimator();
    kde.SetData(ModelObs);
    double[] model_kde_y = kde.Density(model_kde_x);

    for (int i = 0; i < NoPoints; i++) {
        if (model_kde_x[i] > min && model_kde_x[i] < max) {
            point.array[0] = max - i * intv;
            model_kde_x[i] = point.array[0];
            model3.add(model_kde_x[i], model_kde_y[i]);
            writer.write(point.array[0] + "\t" + mmc.EF.density(point, mmc.param[0]) * mmc.weight[0] + "\t"
                    + mmc.EF.density(point, mmc.param[1]) * mmc.weight[1] + "\t" + model_kde_y[i] + "\n");
        }
    }
    writer.close();
    MixtureModelProb = new float[NoPoints + 1][3];
    float positiveaccu = 0f;
    float negativeaccu = 0f;

    MixtureModelProb[0][0] = (float) model2.getMaxX() + Float.MIN_VALUE;
    MixtureModelProb[0][1] = 1f;
    MixtureModelProb[0][2] = 1f;

    for (int i = 1; i < NoPoints + 1; i++) {
        float positiveNumber = model2.getY(NoPoints - i).floatValue();
        float negativeNumber = model1.getY(NoPoints - i).floatValue();
        MixtureModelProb[i][0] = model2.getX(NoPoints - i).floatValue();
        positiveaccu += positiveNumber;
        negativeaccu += negativeNumber;
        MixtureModelProb[i][2] = positiveNumber / (negativeNumber + positiveNumber);
        MixtureModelProb[i][1] = positiveaccu / (negativeaccu + positiveaccu);
    }

    XYSeriesCollection dataset = new XYSeriesCollection();
    dataset.addSeries(model1);
    dataset.addSeries(model2);
    dataset.addSeries(model3);

    HistogramDataset histogramDataset = new HistogramDataset();
    histogramDataset.setType(HistogramType.SCALE_AREA_TO_1);
    histogramDataset.addSeries("ID hits", IDObs, 100);
    histogramDataset.addSeries("Decoy hits", DecoyObs, 100);
    //histogramDataset.addSeries("Model hits", ModelObs, 100);

    JFreeChart chart = ChartFactory.createHistogram(FilenameUtils.getBaseName(pngfile), "Score", "Hits",
            histogramDataset, PlotOrientation.VERTICAL, true, false, false);
    XYPlot plot = chart.getXYPlot();

    NumberAxis domain = (NumberAxis) plot.getDomainAxis();
    domain.setRange(min, max);
    plot.setBackgroundPaint(Color.white);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setForegroundAlpha(0.8f);
    chart.setBackgroundPaint(Color.white);

    XYLineAndShapeRenderer render = new XYLineAndShapeRenderer();
    //        render.setSeriesPaint(0, Color.DARK_GRAY);
    //        render.setSeriesPaint(1, Color.DARK_GRAY); 
    //        render.setSeriesPaint(2, Color.GREEN); 
    //        render.setSeriesShape(0, new Ellipse2D.Double(0, 0, 2, 2));
    //        render.setSeriesShape(1, new Ellipse2D.Double(0, 0, 2, 2));
    //        render.setSeriesShape(2, new Ellipse2D.Double(0, 0, 2.5f, 2.5f));
    //        render.setSeriesStroke(1, new BasicStroke(1.0f));
    //        render.setSeriesStroke(0, new BasicStroke(1.0f));
    //        render.setSeriesStroke(2, new BasicStroke(2.0f));
    plot.setDataset(1, dataset);
    plot.setRenderer(1, render);
    plot.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD);
    try {
        ChartUtilities.saveChartAsPNG(new File(pngfile), chart, 1000, 600);
    } catch (IOException e) {
    }
}

From source file:org.jfree.chart.demo.DifferenceChartDemo2.java

/**
 * Creates a chart./*from  w w w .ja v a  2  s . co  m*/
 * 
 * @param dataset  the dataset.
 * 
 * @return The chart.
 */
private JFreeChart createChart(final XYDataset dataset) {
    final JFreeChart chart = ChartFactory.createTimeSeriesChart("Daylight Hours - London, UK", "Date", "Time",
            dataset, true, // legend
            true, // tool tips
            false // URLs
    );
    chart.setBackgroundPaint(Color.white);

    final XYDifferenceRenderer renderer = new XYDifferenceRenderer(Color.blue, Color.blue, false);
    renderer.setStroke(new BasicStroke(2.0f));
    renderer.setSeriesPaint(0, Color.yellow);
    renderer.setSeriesPaint(1, Color.red);
    final XYPlot plot = chart.getXYPlot();
    plot.setRenderer(renderer);
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    //        plot.setAxisOffset(new Spacer(Spacer.ABSOLUTE, 5.0, 5.0, 5.0, 5.0));

    final DateAxis domainAxis = new DateAxis("Time");
    domainAxis.setTickMarkPosition(DateTickMarkPosition.MIDDLE);
    domainAxis.setLowerMargin(0.0);
    domainAxis.setUpperMargin(0.0);
    plot.setDomainAxis(domainAxis);
    plot.setForegroundAlpha(0.5f);

    final Color c = new Color(255, 60, 24, 63);
    final Marker bst = new IntervalMarker(new Day(28, 3, 2004).getFirstMillisecond(),
            new Day(30, 10, 2004).getFirstMillisecond(), c, new BasicStroke(2.0f), null, null, 1.0f);
    bst.setLabel("British Summer Time");
    bst.setLabelAnchor(RectangleAnchor.BOTTOM_RIGHT);
    bst.setLabelFont(new Font("SansSerif", Font.ITALIC + Font.BOLD, 10));
    bst.setLabelTextAnchor(TextAnchor.BASELINE_RIGHT);
    plot.addDomainMarker(bst, Layer.BACKGROUND);

    final DateAxis rangeAxis = new DateAxis("Time");
    rangeAxis.setLowerMargin(0.15);
    rangeAxis.setUpperMargin(0.15);
    plot.setRangeAxis(rangeAxis);
    return chart;
}