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

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

Introduction

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

Prototype

public XYItemRenderer getRenderer() 

Source Link

Document

Returns the renderer for the primary dataset.

Usage

From source file:it.eng.spagobi.engines.chart.bo.charttypes.scattercharts.MarkerScatter.java

public JFreeChart createChart(DatasetMap datasets) {

    DefaultXYDataset dataset = (DefaultXYDataset) datasets.getDatasets().get("1");

    JFreeChart chart = ChartFactory.createScatterPlot(name, yLabel, xLabel, dataset, PlotOrientation.HORIZONTAL,
            false, true, false);//w ww .j av  a  2s.  co m

    TextTitle title = setStyleTitle(name, styleTitle);
    chart.setTitle(title);
    chart.setBackgroundPaint(Color.white);
    if (subName != null && !subName.equals("")) {
        TextTitle subTitle = setStyleTitle(subName, styleSubTitle);
        chart.addSubtitle(subTitle);
    }

    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setForegroundAlpha(0.65f);

    XYItemRenderer renderer = plot.getRenderer();

    //defines colors 
    int seriesN = dataset.getSeriesCount();
    if ((colorMap != null && colorMap.size() > 0) || (defaultColor != null && !defaultColor.equals(""))) {
        for (int i = 0; i < seriesN; i++) {
            String serieName = (String) dataset.getSeriesKey(i);
            Color color = new Color(Integer.decode(defaultColor).intValue());
            if (colorMap != null && colorMap.size() > 0)
                color = (Color) colorMap.get(serieName);
            if (color != null)
                renderer.setSeriesPaint(i, color);
        }
    }

    // add un interval  marker for the Y axis...
    if (yMarkerStartInt != null && yMarkerEndInt != null && !yMarkerStartInt.equals("")
            && !yMarkerEndInt.equals("")) {
        Marker intMarkerY = new IntervalMarker(Double.parseDouble(yMarkerStartInt),
                Double.parseDouble(yMarkerEndInt));
        intMarkerY.setLabelOffsetType(LengthAdjustmentType.EXPAND);
        intMarkerY.setPaint(
                new Color(Integer.decode((yMarkerIntColor.equals("")) ? "0" : yMarkerIntColor).intValue()));
        //intMarkerY.setLabel(yMarkerLabel);
        intMarkerY.setLabelAnchor(RectangleAnchor.BOTTOM_RIGHT);
        intMarkerY.setLabelTextAnchor(TextAnchor.TOP_RIGHT);
        plot.addDomainMarker(intMarkerY, Layer.BACKGROUND);
    }
    // add un interval  marker for the X axis...
    if (xMarkerStartInt != null && xMarkerEndInt != null && !xMarkerStartInt.equals("")
            && !xMarkerEndInt.equals("")) {
        Marker intMarkerX = new IntervalMarker(Double.parseDouble(xMarkerStartInt),
                Double.parseDouble(xMarkerEndInt));
        intMarkerX.setLabelOffsetType(LengthAdjustmentType.EXPAND);
        intMarkerX.setPaint(
                new Color(Integer.decode((xMarkerIntColor.equals("")) ? "0" : xMarkerIntColor).intValue()));
        //intMarkerX.setLabel(xMarkerLabel);
        intMarkerX.setLabelAnchor(RectangleAnchor.BOTTOM_RIGHT);
        intMarkerX.setLabelTextAnchor(TextAnchor.TOP_RIGHT);
        plot.addRangeMarker(intMarkerX, Layer.BACKGROUND);
    }
    // add a labelled marker for the Y axis...
    if (yMarkerValue != null && !yMarkerValue.equals("")) {
        Marker markerY = new ValueMarker(Double.parseDouble(yMarkerValue));
        markerY.setLabelOffsetType(LengthAdjustmentType.EXPAND);
        if (!yMarkerColor.equals(""))
            markerY.setPaint(new Color(Integer.decode(yMarkerColor).intValue()));
        markerY.setLabel(yMarkerLabel);
        markerY.setLabelFont(new Font("Arial", Font.BOLD, 11));
        markerY.setLabelAnchor(RectangleAnchor.TOP_RIGHT);
        markerY.setLabelTextAnchor(TextAnchor.TOP_RIGHT);
        plot.addDomainMarker(markerY, Layer.BACKGROUND);
    }
    // add a labelled marker for the X axis...
    if (xMarkerValue != null && !xMarkerValue.equals("")) {
        Marker markerX = new ValueMarker(Double.parseDouble(xMarkerValue));
        markerX.setLabelOffsetType(LengthAdjustmentType.EXPAND);
        if (!xMarkerColor.equals(""))
            markerX.setPaint(new Color(Integer.decode(xMarkerColor).intValue()));
        markerX.setLabel(xMarkerLabel);
        markerX.setLabelAnchor(RectangleAnchor.BOTTOM_RIGHT);
        markerX.setLabelTextAnchor(TextAnchor.TOP_RIGHT);
        plot.addRangeMarker(markerX, Layer.BACKGROUND);
    }

    if (xRangeLow != null && !xRangeLow.equals("") && xRangeHigh != null && !xRangeHigh.equals("")) {
        if (Double.valueOf(xRangeLow).doubleValue() > xMin)
            xRangeLow = String.valueOf(xMin);
        if (Double.valueOf(xRangeHigh).doubleValue() < xMax)
            xRangeHigh = String.valueOf(xMax);
        ValueAxis rangeAxis = plot.getRangeAxis();
        //rangeAxis.setRange(Double.parseDouble(xRangeLow), Double.parseDouble(xRangeHigh));
        rangeAxis.setRangeWithMargins(Double.parseDouble(xRangeLow), Double.parseDouble(xRangeHigh));
    } else {
        NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
        rangeAxis.setAutoRange(true);
        rangeAxis.setRange(xMin, xMax);
    }

    if (yRangeLow != null && !yRangeLow.equals("") && yRangeHigh != null && !yRangeHigh.equals("")) {
        if (Double.valueOf(yRangeLow).doubleValue() > yMin)
            yRangeLow = String.valueOf(yMin);
        if (Double.valueOf(yRangeHigh).doubleValue() < yMax)
            yRangeHigh = String.valueOf(yMax);
        NumberAxis domainAxis = (NumberAxis) plot.getDomainAxis();
        //domainAxis.setRange(Double.parseDouble(yRangeLow), Double.parseDouble(yRangeHigh));
        domainAxis.setRangeWithMargins(Double.parseDouble(yRangeLow), Double.parseDouble(yRangeHigh));
        domainAxis.setAutoRangeIncludesZero(false);
    } else {
        NumberAxis domainAxis = (NumberAxis) plot.getDomainAxis();
        domainAxis.setAutoRange(true);
        domainAxis.setRange(yMin, yMax);
        domainAxis.setAutoRangeIncludesZero(false);
    }

    //add annotations if requested
    if (viewAnnotations != null && viewAnnotations.equalsIgnoreCase("true")) {
        if (annotationMap == null || annotationMap.size() == 0)
            logger.error("Annotations on the chart are requested but the annotationMap is null!");
        else {
            int cont = 1;
            for (Iterator iterator = annotationMap.keySet().iterator(); iterator.hasNext();) {
                String text = (String) iterator.next();
                String pos = (String) annotationMap.get(text);
                double x = Double.parseDouble(pos.substring(0, pos.indexOf("__")));
                double y = Double.parseDouble(pos.substring(pos.indexOf("__") + 2));
                //default up position
                XYTextAnnotation annotation = new XYTextAnnotation(text, y - 1,
                        x + ((text.length() > 20) ? text.length() / 3 + 1 : text.length() / 2 + 1));
                if (cont % 2 != 0)
                    //dx
                    annotation = new XYTextAnnotation(text, y,
                            x + ((text.length() > 20) ? text.length() / 3 + 1 : text.length() / 2 + 1));
                else
                    //sx
                    //annotation = new XYTextAnnotation(text, y, x-((text.length()%2==0)?text.length():text.length()-1));
                    annotation = new XYTextAnnotation(text, y, x - (text.length() - 1));

                annotation.setFont(new Font("SansSerif", Font.PLAIN, 11));
                //annotation.setRotationAngle(Math.PI / 4.0);
                annotation.setRotationAngle(0.0); // horizontal
                plot.addAnnotation(annotation);
                cont++;
            }
            renderer.setShape(new Ellipse2D.Double(-3, -5, 8, 8));
        }
    } else if (viewAnnotations != null && viewAnnotations.equalsIgnoreCase("false")) {
        renderer.setShape(new Ellipse2D.Double(-3, -5, 8, 8));
    }
    if (legend == true) {

        drawLegend(chart);
    }
    return chart;
}

From source file:br.usp.icmc.gazetteer.SemanticSearchTest.Grafico.java

public ChartPanel interpolado(int index) {

    // create the chart...  
    JFreeChart graf = ChartFactory.createXYLineChart("Interpolado", // chart title  
            "Recall", // x axis label  
            "Precision", // y axis label  
            createDatasetInterpoled(index), // data  
            PlotOrientation.VERTICAL, true, // include legend  
            true, // tooltips  
            false // urls  
    );/*ww  w . j av  a 2 s.c  o  m*/

    // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART...  
    graf.setBackgroundPaint(Color.white);

    // get a reference to the plot for further customisation...  
    XYPlot plot = (XYPlot) graf.getPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);

    XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) plot.getRenderer();
    renderer.setShapesVisible(false);

    XYLineAndShapeRenderer renderer2 = new XYLineAndShapeRenderer(true, false);
    plot.setRenderer(1, renderer2);

    // change the auto tick unit selection to integer units only...  
    NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
    rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    // OPTIONAL CUSTOMISATION COMPLETED.  

    ChartPanel myChartPanel = new ChartPanel(graf, true);
    return myChartPanel;
}

From source file:br.usp.icmc.gazetteer.SemanticSearchTest.Grafico.java

public ChartPanel media11() {

    // create the chart...  
    JFreeChart graf = ChartFactory.createXYLineChart("Media 11 Pontos", // chart title  
            "Recall", // x axis label  
            "Precision", // y axis label  
            createDatasetOnze(), // data  
            PlotOrientation.VERTICAL, true, // include legend  
            true, // tooltips  
            false // urls  
    );/*from   w w  w.  j a  v a  2s .c o  m*/

    // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART...  
    graf.setBackgroundPaint(Color.white);

    // get a reference to the plot for further customisation...  
    XYPlot plot = (XYPlot) graf.getPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);

    XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) plot.getRenderer();
    renderer.setShapesVisible(false);

    XYLineAndShapeRenderer renderer2 = new XYLineAndShapeRenderer(true, false);
    plot.setRenderer(1, renderer2);

    // change the auto tick unit selection to integer units only...  
    NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
    rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    // OPTIONAL CUSTOMISATION COMPLETED.  

    ChartPanel myChartPanel = new ChartPanel(graf, true);
    return myChartPanel;
}

From source file:br.usp.icmc.gazetteer.SemanticSearchTest.Grafico.java

public ChartPanel media11(int index) {

    // create the chart...  
    JFreeChart graf = ChartFactory.createXYLineChart("Media 11 pontos", // chart title  
            "Recall", // x axis label  
            "Precision", // y axis label  
            createDatasetOnze(index), // data  
            PlotOrientation.VERTICAL, true, // include legend  
            true, // tooltips  
            false // urls  
    );//  w w w .j  a v  a2s .c  om

    // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART...  
    graf.setBackgroundPaint(Color.white);

    // get a reference to the plot for further customisation...  
    XYPlot plot = (XYPlot) graf.getPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);

    XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) plot.getRenderer();
    renderer.setShapesVisible(false);

    XYLineAndShapeRenderer renderer2 = new XYLineAndShapeRenderer(true, false);
    plot.setRenderer(1, renderer2);

    // change the auto tick unit selection to integer units only...  
    NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
    rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    // OPTIONAL CUSTOMISATION COMPLETED.  

    ChartPanel myChartPanel = new ChartPanel(graf, true);
    return myChartPanel;
}

From source file:br.usp.icmc.gazetteer.SemanticSearchTest.Grafico.java

/***************************************** INDIVIDUAIS **************************************************/

public ChartPanel precisionrecall(int index) {

    // create the chart...  
    JFreeChart graf = ChartFactory.createXYLineChart("Precision Recall", // chart title  
            "Recall", // x axis label  
            "Precision", // y axis label  
            createDatasetprecision(index), // data  
            PlotOrientation.VERTICAL, true, // include legend  
            true, // tooltips  
            false // urls  
    );/*from  ww w  . ja  v  a  2  s  .c  om*/

    // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART...  
    graf.setBackgroundPaint(Color.white);

    // get a reference to the plot for further customisation...  
    XYPlot plot = (XYPlot) graf.getPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);

    XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) plot.getRenderer();
    renderer.setShapesVisible(false);

    XYLineAndShapeRenderer renderer2 = new XYLineAndShapeRenderer(true, false);
    plot.setRenderer(1, renderer2);

    // change the auto tick unit selection to integer units only...  
    NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
    rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    // OPTIONAL CUSTOMISATION COMPLETED.  

    ChartPanel myChartPanel = new ChartPanel(graf, true);
    return myChartPanel;
}

From source file:gov.nih.nci.ispy.ui.graphing.chart.plot.ISPYPrincipalComponentAnalysisPlot.java

private void createChart() {

    String xLabel = component1.toString();
    String yLabel = component2.toString();

    pcaChart = ChartFactory.createScatterPlot("Principal Component Analysis", xLabel, yLabel, null,
            PlotOrientation.VERTICAL, true, true, false);

    XYPlot plot = (XYPlot) pcaChart.getPlot();

    buildLegend();/*from   w  w  w . j  a v a2  s  .c  o m*/

    plot.setNoDataMessage(null);
    XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) plot.getRenderer();
    renderer.setToolTipGenerator(new StandardXYToolTipGenerator());
    renderer.setUseOutlinePaint(true);
    plot.setRangeCrosshairVisible(false);
    plot.setDomainCrosshairVisible(false);

    //        XYShapeAnnotation annotation = new XYShapeAnnotation(new Rectangle2D.Double(25.0, 25.0, 5, 5));
    //           
    //        plot.addAnnotation(annotation);

    NumberAxis domainAxis = (NumberAxis) plot.getDomainAxis();
    NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();

    //should determine axis range using datapoints.
    DataRange component1Range = getDataRange(dataPoints, PCAcomponent.PC1);
    DataRange component2Range = getDataRange(dataPoints, PCAcomponent.PC2);
    DataRange component3Range = getDataRange(dataPoints, PCAcomponent.PC3);

    Double pc1AbsMax = Math.max(Math.abs(component1Range.getMaxRange()),
            Math.abs(component1Range.getMinRange()));
    Double pc2AbsMax = Math.max(Math.abs(component2Range.getMaxRange()),
            Math.abs(component2Range.getMinRange()));
    Double pc3AbsMax = Math.max(Math.abs(component3Range.getMaxRange()),
            Math.abs(component3Range.getMinRange()));

    Double maxAbsVal = Math.max(pc1AbsMax, pc2AbsMax);

    maxAbsVal = Math.max(maxAbsVal, pc3AbsMax);

    //maxAbsVal = Math.max(100.0, maxAbsVal);

    domainAxis.setAutoRangeIncludesZero(false);

    double tickUnit = 25.0;

    if (maxAbsVal <= 25.0) {
        tickUnit = 5.0;
    } else if (maxAbsVal <= 50.0) {
        tickUnit = 10.0;
    }

    domainAxis.setTickUnit(new NumberTickUnit(tickUnit));
    rangeAxis.setTickUnit(new NumberTickUnit(tickUnit));

    double glyphScaleFactor = (maxAbsVal * 2.0) / 600.0; //assuming 600 pixels for the graph

    double adjAbsVal = Math.ceil(maxAbsVal + (glyphScaleFactor * 8.0));

    //domainAxis.setRange(-maxAbsVal, maxAbsVal);
    domainAxis.setRange(-adjAbsVal, adjAbsVal);

    //rangeAxis.setRange(-maxAbsVal, maxAbsVal);
    rangeAxis.setRange(-adjAbsVal, adjAbsVal);

    createGlyphsAndAddToPlot(plot, glyphScaleFactor);

    // Paint p = new GradientPaint(0, 0, Color.white, 1000, 0, Color.green);
    //try and match the UI e9e9e9
    Paint p = new Color(233, 233, 233);

    pcaChart.setBackgroundPaint(p);
}

From source file:com.intel.stl.ui.common.view.ComponentFactory.java

public static JFreeChart createXYBarChart(String xAxisLabel, String yAxisLabel, IntervalXYDataset dataset,
        XYItemLabelGenerator labelGenerator) {
    if (dataset == null) {
        throw new IllegalArgumentException("No dataset.");
    }/*from  ww w  . j av a 2  s.  c  o  m*/

    JFreeChart jfreechart = ChartFactory.createXYBarChart(null, xAxisLabel, false, yAxisLabel, dataset,
            PlotOrientation.VERTICAL, false, true, false);
    XYPlot xyplot = (XYPlot) jfreechart.getPlot();
    xyplot.setBackgroundPaint(null);
    xyplot.setOutlinePaint(null);
    xyplot.setRangeGridlinePaint(UIConstants.INTEL_DARK_GRAY);

    NumberAxis axis = (NumberAxis) xyplot.getRangeAxis();
    axis.setRangeType(RangeType.POSITIVE);
    axis.setLabelFont(UIConstants.H5_FONT);
    xyplot.getDomainAxis().setLabelFont(UIConstants.H5_FONT);
    XYBarRenderer renderer = (XYBarRenderer) xyplot.getRenderer();
    renderer.setShadowVisible(false);
    renderer.setBaseItemLabelsVisible(true);
    if (labelGenerator != null) {
        renderer.setBaseItemLabelGenerator(labelGenerator);
    }
    renderer.setBaseItemLabelFont(UIConstants.H5_FONT);
    renderer.setBarPainter(new StandardXYBarPainter());
    renderer.setSeriesPaint(0, UIConstants.INTEL_BLUE);
    return jfreechart;
}

From source file:domain.Grafica.java

public JFreeChart createChart(XYDataset dataset) {
    /*/*  w  w w .ja  v a 2  s. c o  m*/
     ///*
     NumberAxis numberaxis = new NumberAxis("");
     numberaxis.setAutoRangeIncludesZero(false);
            
     DateAxis dateaxis = new DateAxis("");
            
     NumberAxis numberaxis1 = new NumberAxis("");
     numberaxis1.setAutoRangeIncludesZero(false);
            
     XYSplineRenderer xysplinerenderer = new XYSplineRenderer();
            
     XYPlot xyplot = new XYPlot(dataset, dateaxis, numberaxis1, xysplinerenderer);
     // xyplot.setBackgroundPaint(new Color(238, 242, 250));//
     // xyplot.setDomainGridlinePaint(new Color(255, 255, 255));
     // xyplot.setRangeGridlinePaint(new Color(238, 242, 250));
     xyplot.getRenderer().setSeriesPaint(0, Color.RED);
     xyplot.setAxisOffset(new RectangleInsets(4D, 4D, 4D, 4D));
     XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) xyplot.getRenderer();
     renderer.setSeriesShapesVisible(0, true);//FIXME Dots
            
     //  xyplot.getDomainAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
     JFreeChart jfreechart = new JFreeChart("", JFreeChart.DEFAULT_TITLE_FONT, xyplot, false);
     jfreechart.setBackgroundPaint(Color.white);
            
     DateAxis axis = (DateAxis) xyplot.getDomainAxis();
     axis.setDateFormatOverride(new SimpleDateFormat("dd/MM/yyyy hh:mm:ss aa"));
            
     xyplot.getRangeAxis().setUpperBound(maxPeso * 1.25);
     xyplot.getRangeAxis().setLowerBound(minPeso * 0.75);
     cargarImagen();
     // xyplot.setBackgroundImage(i);
     //jfreechart.setBackgroundImage(i);
     return jfreechart;
     */
    JFreeChart chart = ChartFactory.createTimeSeriesChart("", // title
            "Fecha/Hora", // x-axis label
            "Pesos(Kg.)", // y-axis label
            dataset, // data
            false, // create legend?
            true, // generate tooltips?
            false // generate URLs?
    );

    chart.setBackgroundPaint(Color.white);
    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setBackgroundPaint(Color.white);
    plot.setDomainGridlinePaint(Color.GRAY);
    plot.setRangeGridlinePaint(Color.GRAY);
    /*         plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
     plot.setDomainCrosshairVisible(false);
     plot.setRangeCrosshairVisible(false);
     */
    plot.setAxisOffset(new RectangleInsets(4D, 4D, 4D, 4D));

    XYItemRenderer r = plot.getRenderer();

    if (r instanceof XYLineAndShapeRenderer) {

        XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
        renderer.setBaseShapesVisible(true);
    }

    NumberAxis range = (NumberAxis) plot.getRangeAxis();
    // range.setAutoRangeIncludesZero(true);
    DateAxis axis = (DateAxis) plot.getDomainAxis();
    axis.setDateFormatOverride(new SimpleDateFormat("dd-MMM-yyyy hh:mm:ss"));

    plot.getRangeAxis().setUpperBound(maxPeso * 1.25);
    plot.getRangeAxis().setLowerBound(minPeso * 0.75);

    return chart;

}

From source file:edu.ucla.stat.SOCR.chart.SuperDotChart.java

/**
 * Creates a chart.//  w  ww  . jav a  2s  . co m
 * 
 * @param dataset  the dataset.
 * 
 * @return a chart.
 */
protected JFreeChart createChart1(XYDataset dataset) {
    // create the chart...
    JFreeChart chart = ChartFactory.createXYLineChart(chartTitle, // chart title
            domainLabel, // x axis label
            rangeLabel, // y axis label
            dataset, // data
            PlotOrientation.HORIZONTAL, !legendPanelOn, // include legend
            true, // tooltips
            false // urls
    );

    // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART...
    chart.setBackgroundPaint(Color.white);

    // get a reference to the plot for further customisation...
    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);

    XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) plot.getRenderer();
    renderer.setBaseShapesVisible(true);
    renderer.setBaseShapesFilled(true);

    // change the auto tick unit selection to integer units only...
    NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
    rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    // OPTIONAL CUSTOMISATION COMPLETED.

    return chart;

}

From source file:edu.ucla.stat.SOCR.chart.SuperXYZChart.java

/**
 * Creates a chart.//from   w  ww .ja  v  a  2s.c o m
 * 
 * @param dataset  the dataset.
 * 
 * @return a chart.
 */
protected JFreeChart createChart(XYZDataset dataset) {
    // create the chart...
    JFreeChart chart = ChartFactory.createBubbleChart(chartTitle, // chart titl                          
            rangeLabel, // y axis label
            domainLabel, // x axis label
            dataset, // data
            PlotOrientation.VERTICAL, !legendPanelOn, // include legend
            true, // tooltips
            false // urls
    );

    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setForegroundAlpha(0.65f);

    XYItemRenderer renderer = plot.getRenderer();
    renderer.setSeriesPaint(0, Color.blue);

    // increase the margins to account for the fact that the auto-range 
    // doesn't take into account the bubble size...
    NumberAxis domainAxis = (NumberAxis) plot.getDomainAxis();
    domainAxis.setLowerMargin(0.15);
    domainAxis.setUpperMargin(0.15);
    NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
    rangeAxis.setLowerMargin(0.15);
    rangeAxis.setUpperMargin(0.15);

    return chart;
}