Example usage for java.awt Color blue

Introduction

In this page you can find the example usage for java.awt Color blue.

Prototype

Color blue

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Document

The color blue.

Usage

From source file:weka.core.ChartUtils.java

/**
 * Generates a heat map from a matrix of correlations
 * //www.  ja  v  a2s .  c  om
 * @param matrix a Matrix (expected to hold correlation values between -1 and
 *          1)
 * @param rowAttNames a list of labels for the columns/rows
 * @return an Image holding the heat map
 */
public static Image getHeatMapForMatrix(Matrix matrix, List<String> rowAttNames) {

    double[][] m = matrix.getArray();

    // generate the heat map
    // need to reverse the order of the rows
    double[][] mm = new double[m.length][];
    for (int i = 0; i < m.length; i++) {
        mm[m.length - 1 - i] = m[i];
    }
    String[] xLabels = new String[rowAttNames.size()];
    String[] yLabels = new String[rowAttNames.size()];
    for (int i = 0; i < rowAttNames.size(); i++) {
        xLabels[i] = rowAttNames.get(i);
        yLabels[rowAttNames.size() - 1 - i] = rowAttNames.get(i);
    }
    HeatChart map = new HeatChart(mm, true);
    map.setTitle("Correlation matrix heat map");
    map.setCellSize(new java.awt.Dimension(30, 30));
    map.setHighValueColour(java.awt.Color.RED);
    map.setLowValueColour(java.awt.Color.BLUE);
    map.setXValues(xLabels);
    map.setYValues(yLabels);

    return map.getChartImage();
}

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From source file:web.diva.server.model.pca.PCAImageGenerator.java

public PCAImageGenerator(PcaResults pcaResults, DivaDataset divaDataset, int pcax, int pcay) {
    this.divaDataset = divaDataset;
    this.pcaResults = pcaResults;
    this.pcax = pcax;
    this.pcay = pcay;
    this.plot = new PcaPlot();
    plot.setMaximumSize(new Dimension(32767, 32767));
    plot.setMinimumSize(new Dimension(900, 900));
    plot.setPreferredSize(new Dimension(900, 900));
    plot.setBorder(javax.swing.BorderFactory.createLineBorder(Color.BLUE));
    plot.setLayout(new java.awt.FlowLayout(0, 5, 1));
    plot.setSize(900, 900);//from   ww w  . j  av a2  s  .com
    plot.setBackground(Color.WHITE);
    indexToZoomed = new int[divaDataset.getDataLength()];//        
    updatePlot();
    pcaLabelData = new String[pcaResults.eigenvalues.length];
    for (int i = 0; i < pcaResults.eigenvalues.length; i++) {
        pcaLabelData[i] = ("Principal Component nr." + String.valueOf(i + 1) + " - "
                + pcaResults.varianceastr(i) + "% var.");
    }
    double totalvar = 0.0;
    java.text.NumberFormat numformat = java.text.NumberFormat.getNumberInstance(java.util.Locale.US);
    numformat.setMaximumFractionDigits(1);
    if (pcax != pcay) {
        totalvar = pcaResults.varianceaccounted(pcax) + pcaResults.varianceaccounted(pcay);
    } else {
        totalvar = pcaResults.varianceaccounted(pcax);
    }
    totalvarStr = ("Total variance retained: " + numformat.format(totalvar) + "% var.");

}

---

From source file:net.sf.dynamicreports.test.jasper.chart.AreaChartTest.java

@Override
public void test() {
    super.test();

    numberOfPagesTest(1);/*from   w w  w. ja  v  a2  s  .c  o m*/

    JFreeChart chart = getChart("summary.chart1", 0);
    Axis axis = chart.getCategoryPlot().getDomainAxis();
    CategoryPlot categoryPlot = chart.getCategoryPlot();
    Assert.assertEquals("renderer", AreaRenderer.class, categoryPlot.getRenderer().getClass());
    Assert.assertEquals("category label", "category", axis.getLabel());
    Assert.assertEquals("category label color", Color.BLUE, axis.getLabelPaint());
    Assert.assertEquals("category label font", new Font("Arial", Font.BOLD, 10), axis.getLabelFont());
    Assert.assertEquals("tick label color", Color.CYAN, axis.getTickLabelPaint());
    Assert.assertEquals("tick label font", new Font("Arial", Font.ITALIC, 10), axis.getTickLabelFont());
    CategoryLabelPosition labelPosition = chart.getCategoryPlot().getDomainAxis().getCategoryLabelPositions()
            .getLabelPosition(RectangleEdge.LEFT);
    Assert.assertEquals("plot label rotation", (45d / 180) * Math.PI, labelPosition.getAngle());
    Assert.assertEquals("line color", Color.LIGHT_GRAY, axis.getAxisLinePaint());

    chart = getChart("summary.chart2", 0);
    axis = chart.getCategoryPlot().getRangeAxis();
    Assert.assertEquals("value label", "value", axis.getLabel());
    Assert.assertEquals("value label color", Color.BLUE, axis.getLabelPaint());
    Assert.assertEquals("value label font", new Font("Arial", Font.BOLD, 10), axis.getLabelFont());
    Assert.assertEquals("tick label color", Color.CYAN, axis.getTickLabelPaint());
    Assert.assertEquals("tick label font", new Font("Arial", Font.ITALIC, 10), axis.getTickLabelFont());
    Assert.assertEquals("tick label mask", "10.00", ((NumberAxis) axis).getNumberFormatOverride().format(10));
    Assert.assertEquals("line color", Color.LIGHT_GRAY, axis.getAxisLinePaint());
    Assert.assertEquals("range min value", 1d, ((ValueAxis) axis).getLowerBound());
    Assert.assertEquals("range max value", 15d, ((ValueAxis) axis).getUpperBound());
}

---

From source file:playground.anhorni.counts.StdDevBoxPlot.java

public JFreeChart createChart() {
    DefaultBoxAndWhiskerCategoryDataset dataset = new DefaultBoxAndWhiskerCategoryDataset();

    ArrayList<Double>[] lists = this.createArrayLists();

    // add the collected values to the graph / dataset
    for (int i = 0; i < 24; i++) {
        dataset.add(lists[i], "hour", Integer.toString(i + 1));
    }// w  w w .  ja  v a2  s.  com
    final CategoryAxis xAxis = new CategoryAxis(xlabel);
    xAxis.setTickLabelFont(new Font("SansSerif", Font.PLAIN, 10));
    //xAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_45);

    final NumberAxis yAxis = new NumberAxis(ylabel);
    yAxis.setAutoRangeIncludesZero(true);

    final BoxAndWhiskerRenderer renderer = new BoxAndWhiskerRenderer();
    renderer.setFillBox(false);
    renderer.setSeriesPaint(0, Color.blue);
    CategoryPlot plot = new CategoryPlot(dataset, xAxis, yAxis, renderer);

    this.chart_ = new JFreeChart(chartTitle, new Font("SansSerif", Font.BOLD, 14), plot, false);
    return this.chart_;
}

---

From source file:com.fusesource.forge.jmstest.persistence.rrd.RrdGraphPostProcessor.java

@Override
public void processData() {
    super.processData();
    RrdDb db = getDatabase().getDatabase();

    for (int i = 0; i < db.getArcCount(); i++) {
        Archive arch = db.getArchive(i);
        try {/*from   w  ww.ja v a2  s  . c  o m*/
            for (String dsName : db.getDsNames()) {
                String probeName = getDatabase().getDescriptorByPhysicalName(dsName).getName();
                try {
                    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd-HH:mm:ss");

                    StringBuffer title = new StringBuffer(probeName);
                    title.append(" ");
                    title.append(sdf.format(new Date(arch.getStartTime() * 1000)));
                    title.append("-");
                    title.append(sdf.format(new Date(arch.getEndTime() * 1000)));

                    log().info("Creating Graph: " + title);

                    RrdGraphDef graphDef = new RrdGraphDef();

                    graphDef.setTitle(title.toString());
                    graphDef.setTimeSpan(arch.getStartTime(), arch.getEndTime());
                    graphDef.datasource(dsName, getDbFileName(), dsName, ConsolFun.AVERAGE);
                    graphDef.setStep(arch.getArcStep());
                    graphDef.setWidth(800);
                    graphDef.setHeight(600);
                    graphDef.line(dsName, Color.BLUE, probeName, 2.0f);
                    graphDef.setImageFormat("PNG");
                    graphDef.setFilename(getWorkDir().getAbsolutePath() + "/" + probeName + ".png");
                    RrdGraph graph = new RrdGraph(graphDef);
                    BufferedImage bi = new BufferedImage(800, 600, BufferedImage.TYPE_INT_RGB);
                    graph.render(bi.getGraphics());
                    createThumbnail(bi, probeName, 40, 30);
                } catch (Exception e) {
                    log().error("Error generating graph for probe " + probeName, e);
                }
            }
        } catch (IOException ioe) {
            log().error("Error retrieving datasource names from RRD database ", ioe);
        }
    }
}

---

From source file:icaro.aplicaciones.recursos.recursoEstadistica.jFreeChart.demo.PieChartDemo1.java

/**
 * Creates a chart./* ww w .jav  a  2  s  .  c  om*/
 *
 * @param dataset  the dataset.
 *
 * @return A chart.
 */
private static JFreeChart createChart(PieDataset dataset) {

    JFreeChart chart = ChartFactory.createPieChart("Smart Phones Manufactured / Q3 2011", // chart title
            dataset, // data
            false, // no legend
            true, // tooltips
            false // no URL generation
    );

    // set a custom background for the chart
    chart.setBackgroundPaint(
            new GradientPaint(new Point(0, 0), new Color(20, 20, 20), new Point(400, 200), Color.DARK_GRAY));

    // customise the title position and font
    TextTitle t = chart.getTitle();
    t.setHorizontalAlignment(HorizontalAlignment.LEFT);
    t.setPaint(new Color(240, 240, 240));
    t.setFont(new Font("Arial", Font.BOLD, 26));

    PiePlot plot = (PiePlot) chart.getPlot();
    plot.setBackgroundPaint(null);
    plot.setInteriorGap(0.04);
    //        plot.setOutlineVisible(false);

    // use gradients and white borders for the section colours
    plot.setSectionPaint("Others", createGradientPaint(new Color(200, 200, 255), Color.BLUE));
    plot.setSectionPaint("Samsung", createGradientPaint(new Color(255, 200, 200), Color.RED));
    plot.setSectionPaint("Apple", createGradientPaint(new Color(200, 255, 200), Color.GREEN));
    plot.setSectionPaint("Nokia", createGradientPaint(new Color(200, 255, 200), Color.YELLOW));
    plot.setBaseSectionOutlinePaint(Color.WHITE);
    plot.setSectionOutlinesVisible(true);
    plot.setBaseSectionOutlineStroke(new BasicStroke(2.0f));

    // customise the section label appearance
    plot.setLabelFont(new Font("Courier New", Font.BOLD, 20));
    plot.setLabelLinkPaint(Color.WHITE);
    plot.setLabelLinkStroke(new BasicStroke(2.0f));
    plot.setLabelOutlineStroke(null);
    plot.setLabelPaint(Color.WHITE);
    plot.setLabelBackgroundPaint(null);

    // add a subtitle giving the data source
    TextTitle source = new TextTitle("Source: http://www.bbc.co.uk/news/business-15489523",
            new Font("Courier New", Font.PLAIN, 12));
    source.setPaint(Color.WHITE);
    source.setPosition(RectangleEdge.BOTTOM);
    source.setHorizontalAlignment(HorizontalAlignment.RIGHT);
    chart.addSubtitle(source);
    return chart;

}

---

From source file:net.sf.dynamicreports.test.jasper.chart.StackedAreaChartTest.java

@Override
public void test() {
    super.test();

    numberOfPagesTest(1);//  w w w . ja v  a2  s.  com

    JFreeChart chart = getChart("summary.chart1", 0);
    Axis axis = chart.getCategoryPlot().getDomainAxis();
    CategoryPlot categoryPlot = chart.getCategoryPlot();
    Assert.assertEquals("renderer", StackedAreaRenderer.class, categoryPlot.getRenderer().getClass());
    Assert.assertEquals("category label", "category", axis.getLabel());
    Assert.assertEquals("category label color", Color.BLUE, axis.getLabelPaint());
    Assert.assertEquals("category label font", new Font("Arial", Font.BOLD, 10), axis.getLabelFont());
    Assert.assertEquals("tick label color", Color.CYAN, axis.getTickLabelPaint());
    Assert.assertEquals("tick label font", new Font("Arial", Font.ITALIC, 10), axis.getTickLabelFont());
    CategoryLabelPosition labelPosition = chart.getCategoryPlot().getDomainAxis().getCategoryLabelPositions()
            .getLabelPosition(RectangleEdge.LEFT);
    Assert.assertEquals("plot label rotation", (45d / 180) * Math.PI, labelPosition.getAngle());
    Assert.assertEquals("line color", Color.LIGHT_GRAY, axis.getAxisLinePaint());

    chart = getChart("summary.chart2", 0);
    axis = chart.getCategoryPlot().getRangeAxis();
    Assert.assertEquals("value label", "value", axis.getLabel());
    Assert.assertEquals("value label color", Color.BLUE, axis.getLabelPaint());
    Assert.assertEquals("value label font", new Font("Arial", Font.BOLD, 10), axis.getLabelFont());
    Assert.assertEquals("tick label color", Color.CYAN, axis.getTickLabelPaint());
    Assert.assertEquals("tick label font", new Font("Arial", Font.ITALIC, 10), axis.getTickLabelFont());
    Assert.assertEquals("tick label mask", "10.00", ((NumberAxis) axis).getNumberFormatOverride().format(10));
    Assert.assertEquals("line color", Color.LIGHT_GRAY, axis.getAxisLinePaint());
    Assert.assertEquals("range min value", 1d, ((ValueAxis) axis).getLowerBound());
    Assert.assertEquals("range max value", 15d, ((ValueAxis) axis).getUpperBound());
}

---

From source file:graficos.GraficoBarras.java

private static JFreeChart crearGrafico(CategoryDataset cjto_datos) {
    JFreeChart grafico = ChartFactory.createBarChart3D("Distribucin de Recursos", // Ttulo
            "Unidad de tiempo", // Ttulo eje x
            "Recurso", // Ttulo eje y
            cjto_datos, // Datos
            PlotOrientation.VERTICAL, // Orientacin
            true, // Incluir leyenda
            true, // Incluir tooltips
            false // Incluir URLs
    );//from   w ww.ja va  2s. co  m
    grafico.setBackgroundPaint(new Color(240, 240, 240));
    grafico.getPlot().zoom(0.0);
    CategoryPlot ploter = (CategoryPlot) grafico.getPlot();
    NumberAxis3D rangeAxis = (NumberAxis3D) ploter.getRangeAxis();
    rangeAxis.setStandardTickUnits(NumberAxis3D.createIntegerTickUnits());
    BarRenderer3D renderer = (BarRenderer3D) ploter.getRenderer();
    renderer.setDrawBarOutline(false);
    GradientPaint gp0 = new GradientPaint(0.0f, 0.0f, Color.blue, 0.0f, 0.0f, new Color(0, 0, 64));
    GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, Color.green, 0.0f, 0.0f, new Color(0, 64, 0));
    renderer.setSeriesPaint(0, gp0);
    renderer.setSeriesPaint(1, gp1);
    renderer.setItemMargin(0.0);
    CategoryAxis domainAxis = ploter.getDomainAxis();
    domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(0.0));
    return grafico;
}

---

From source file:org.jfree.chart.demo.selection.SelectionDemo5Category.java

private static JFreeChart createChart(CategoryDataset dataset,
        DatasetSelectionExtension<CategoryCursor<String, String>> ext) {

    // create the chart...
    JFreeChart chart = ChartFactory.createBarChart("Bar Chart Demo 1", "Category", "Value", dataset);

    CategoryPlot plot = (CategoryPlot) chart.getPlot();
    plot.setDomainGridlinesVisible(true);
    plot.setRangeCrosshairVisible(true);
    plot.setRangeCrosshairPaint(Color.blue);

    // set the range axis to display integers only...
    NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
    rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());

    // disable bar outlines...
    BarRenderer renderer = (BarRenderer) plot.getRenderer();
    renderer.setDrawBarOutline(false);/*from   w  w  w .  j av  a 2  s  . c  o m*/

    // set up gradient paints for series...
    GradientPaint gp0 = new GradientPaint(0.0f, 0.0f, Color.BLUE, 0.0f, 0.0f, new Color(0, 0, 64));
    GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, Color.GREEN, 0.0f, 0.0f, new Color(0, 64, 0));
    GradientPaint gp2 = new GradientPaint(0.0f, 0.0f, Color.RED, 0.0f, 0.0f, new Color(64, 0, 0));
    renderer.setSeriesPaint(0, gp0);
    renderer.setSeriesPaint(1, gp1);
    renderer.setSeriesPaint(2, gp2);

    renderer.setLegendItemToolTipGenerator(new StandardCategorySeriesLabelGenerator("Tooltip: {0}"));

    CategoryAxis domainAxis = plot.getDomainAxis();
    domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 6.0));

    //add selection specific rendering
    IRSUtilities.setSelectedItemPaint(renderer, ext, Color.WHITE);

    //register plot as selection change listener
    ext.addChangeListener(plot);

    return chart;
}

---

From source file:org.matsim.counts.algorithms.graphs.BoxPlotErrorGraph.java

@SuppressWarnings("unchecked")
@Override/*from   w w  w .  j  a  v a  2  s . c  o m*/
public JFreeChart createChart(final int nbr) {

    DefaultBoxAndWhiskerCategoryDataset dataset0 = new DefaultBoxAndWhiskerCategoryDataset();
    DefaultBoxAndWhiskerCategoryDataset dataset1 = new DefaultBoxAndWhiskerCategoryDataset();

    final ArrayList<Double>[] listRel = new ArrayList[24];
    final ArrayList<Double>[] listAbs = new ArrayList[24];

    // init
    for (int i = 0; i < 24; i++) {
        listRel[i] = new ArrayList<Double>();
        listAbs[i] = new ArrayList<Double>();
    }

    // add the values of all counting stations to each hour
    for (CountSimComparison cc : this.ccl_) {
        int hour = cc.getHour() - 1;
        listRel[hour].add(cc.calculateRelativeError());
        listAbs[hour].add(cc.getSimulationValue() - cc.getCountValue());
    }

    // add the collected values to the graph / dataset
    for (int i = 0; i < 24; i++) {
        dataset0.add(listRel[i], "Rel Error", Integer.toString(i + 1));
        dataset1.add(listAbs[i], "Abs Error", Integer.toString(i + 1));
    }

    String title = "Iteration: " + this.iteration_;

    final CombinedDomainCategoryPlot plot = new CombinedDomainCategoryPlot();

    final CategoryAxis xAxis = new CategoryAxis("Hour");
    final NumberAxis yAxis0 = new NumberAxis("Signed Rel. Error [%]");
    final NumberAxis yAxis1 = new NumberAxis("Signed Abs. Error [veh]");
    yAxis0.setAutoRangeIncludesZero(false);
    yAxis1.setAutoRangeIncludesZero(false);

    final BoxAndWhiskerRenderer renderer = new BoxAndWhiskerRenderer();
    renderer.setFillBox(false);
    renderer.setSeriesPaint(0, Color.blue);
    renderer.setSeriesToolTipGenerator(0, new BoxAndWhiskerToolTipGenerator());

    CategoryPlot subplot0 = new CategoryPlot(dataset0, xAxis, yAxis0, renderer);
    CategoryPlot subplot1 = new CategoryPlot(dataset1, xAxis, yAxis1, renderer);

    plot.add(subplot0);
    plot.add(subplot1);

    final CategoryAxis axis1 = new CategoryAxis("hour");
    axis1.setTickLabelFont(new Font("SansSerif", Font.PLAIN, 7));
    axis1.setCategoryLabelPositions(CategoryLabelPositions.UP_45);
    plot.setDomainAxis(axis1);

    this.chart_ = new JFreeChart(title, new Font("SansSerif", Font.BOLD, 14), plot, false);
    return this.chart_;
}

---

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