Example usage for org.jfree.chart ChartFactory createTimeSeriesChart

List of usage examples for org.jfree.chart ChartFactory createTimeSeriesChart

Introduction

In this page you can find the example usage for org.jfree.chart ChartFactory createTimeSeriesChart.

Prototype

public static JFreeChart createTimeSeriesChart(String title, String timeAxisLabel, String valueAxisLabel,
        XYDataset dataset, boolean legend, boolean tooltips, boolean urls) 

Source Link

Document

Creates and returns a time series chart.

Usage

From source file:org.n52.io.type.quantity.handler.img.ChartIoHandler.java

private XYPlot createChart(IoStyleContext styleContext) {
    String timespan = getTimespan();
    DateTime end = new DateTime(timespan.split("/")[1]);
    String zoneName = getTimezone().getShortName(end.getMillis(), i18n.getLocale());
    StringBuilder domainAxisLabel = new StringBuilder(i18n.get("msg.io.chart.time"));
    domainAxisLabel.append(" (").append(zoneName).append(")");

    IoParameters parameters = getParameters();
    boolean showLegend = parameters.isLegend();
    jFreeChart = ChartFactory.createTimeSeriesChart(null, domainAxisLabel.toString(),
            i18n.get("msg.io.chart.value"), null, showLegend, false, true);
    return createPlotArea(jFreeChart);
}

From source file:CargarEntrenamiento.grafica2.java

public void grafica1() {
    s1.add(new Month(2, 2001), 181.8);
    //s1.add(new Week(1, 1), null);
    s1.add(new Month(3, 2001), 167.3);
    s1.add(new Month(4, 2001), 153.8);
    s1.add(new Month(5, 2001), 167.6);
    s1.add(new Month(6, 2001), 158.8);
    s1.add(new Month(7, 2001), 148.3);
    s1.add(new Month(8, 2001), 153.9);
    s1.add(new Month(9, 2001), 142.7);
    s1.add(new Month(10, 2001), 123.2);
    s1.add(new Month(11, 2001), 131.8);
    s1.add(new Month(12, 2001), 139.6);
    s1.add(new Month(1, 2002), 142.9);
    s1.add(new Month(2, 2002), 138.7);
    s1.add(new Month(3, 2002), 137.3);
    s1.add(new Month(4, 2002), 143.9);
    s1.add(new Month(5, 2002), 139.8);
    s1.add(new Month(6, 2002), 137.0);
    s1.add(new Month(7, 2002), 132.8);

    TimeSeries s2 = new TimeSeries("L&G UK Index Trust");
    s2.add(new Month(2, 2001), 129.6);
    s2.add(new Month(3, 2001), 123.2);
    s2.add(new Month(4, 2001), 117.2);
    s2.add(new Month(5, 2001), 124.1);
    s2.add(new Month(6, 2001), 122.6);
    s2.add(new Month(7, 2001), 119.2);
    s2.add(new Month(8, 2001), 116.5);
    s2.add(new Month(9, 2001), 112.7);
    s2.add(new Month(10, 2001), 101.5);
    s2.add(new Month(11, 2001), 106.1);
    s2.add(new Month(12, 2001), 110.3);
    s2.add(new Month(1, 2002), 111.7);
    s2.add(new Month(2, 2002), 111.0);
    s2.add(new Month(3, 2002), 109.6);
    s2.add(new Month(4, 2002), 113.2);
    s2.add(new Month(5, 2002), 111.6);
    s2.add(new Month(6, 2002), 108.8);
    s2.add(new Month(7, 2002), 101.6);

    TimeSeries s3 = new TimeSeries("andres2255");
    s3.add(new Month(2, 2001), 129.6);

    s3.add(new Month(10, 2001), 106.1);
    s3.add(new Month(1, 2002), 111.7);
    s3.add(new Month(2, 2002), 111.0);
    datos.addSeries(s1);/*from   w  w  w. java 2 s . c  o  m*/
    datos.addSeries(s2);
    datos.addSeries(s3);

    grafica = ChartFactory.createTimeSeriesChart("titulo", "etiquetas X", "etiquetaY", datos, true, true,
            false);
    /// 
    grafica.setBackgroundPaint(Color.white);

    XYPlot plot = (XYPlot) grafica.getPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainCrosshairVisible(true);
    plot.setRangeCrosshairVisible(true);

    XYItemRenderer r = plot.getRenderer();
    if (r instanceof XYLineAndShapeRenderer) {
        XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
        renderer.setBaseShapesVisible(true);
        renderer.setBaseShapesFilled(true);
        renderer.setDrawSeriesLineAsPath(true);
    }

    DateAxis axis = (DateAxis) plot.getDomainAxis();
    axis.setDateFormatOverride(new SimpleDateFormat("MMM-yyyy"));

}

From source file:com.orange.atk.results.logger.documentGenerator.GraphGenerator.java

/**
 * This function creates the measurement graph by using the JFreeChart
 * library. The X axis of the graph is in minutes.
 * //from   ww  w.  ja  va2  s  .c  om
 * @param plotList
 *            plotlist to save. Xvalues must be stored in milliseconds.
 * @param associatedName
 *            Name of the list
 * @param folderWhereResultsAreSaved
 *            folder where results are saved
 * @param yLabel
 *            Name of the y label
 * @param pictureFile
 *            name of the file
 * @param yDivisor
 *            use to divide measurements stored in the plotlist by yDivisor
 */
public static void generateGraphWithJFreeChart(PlotList plotList, String associatedName,
        String folderWhereResultsAreSaved, String yLabel, String pictureFile, float yDivisor) {

    // Create a new XYSeries
    // XYSeries are used to represent couples of (x,y) values.
    XYSeries data = new XYSeries(associatedName);

    int size = plotList.getSize();
    if (size == 0) {
        // no element in graphics, exit
        //Logger.getLogger(this.getClass() ).warn("Nothing in graph");
        return;
    }

    // Find the initial value of the time
    // Due to the fact that getX(i) <= getX(i+1),
    // min({0<=i<size / getX(i)}) = getX(0)
    long initialValue = plotList.getX(0);

    XYSeriesCollection series = new XYSeriesCollection(data);
    if (!plotList.getunit().equals(""))
        yLabel += " (" + plotList.getunit() + ")";
    // Create a new XY graph.
    //JFreeChart chart = ChartFactory.createXYLineChart("", "Time", yLabel, series, PlotOrientation.VERTICAL, true, true, false);
    JFreeChart chart = ChartFactory.createTimeSeriesChart("", "Time (min:sec)", yLabel, series, true, true,
            false);
    // Set the graph format
    XYPlot plot = chart.getXYPlot();
    plot.setOrientation(PlotOrientation.VERTICAL);
    DateAxis axis = (DateAxis) plot.getDomainAxis();
    //axis.setTickUnit(new DateTickUnit(DateTickUnit.SECOND, 10));
    RelativeDateFormat rdf = new RelativeDateFormat(initialValue);
    rdf.setSecondFormatter(new DecimalFormat("00"));
    axis.setDateFormatOverride(rdf);

    // Fill the JFreeChart object which will be used to create the Graph
    for (int i = 0; i < size; i++) {
        // xvalue must be in
        double xval = ((Long) plotList.getX(i)).doubleValue();
        float yval = plotList.getY(i).floatValue() / yDivisor;
        // Logger.getLogger(this.getClass() ).debug(associatedName + " [" + (((Long)
        // plotList.getX(i)).floatValue() - initialValue)
        // / XDIVISOR +"] "+ yval);
        data.add(xval, yval);
    }

    ValueAxis rangeAxis = plot.getRangeAxis();
    Long min = plotList.getMin();
    Long max = plotList.getMax();
    double diff = (max - min) * 0.02;
    if (diff == 0)
        diff = max * 0.0001;

    rangeAxis.setLowerBound((min - diff) / yDivisor);
    rangeAxis.setUpperBound((max + diff) / yDivisor);
    //      Logger.getLogger(this.getClass() ).debug("(" + (min / yDivisor) * 0.98 + " - "
    //            + (min / yDivisor) * 0.98 + ")");
    //      Logger.getLogger(this.getClass() ).debug("Bound = " + rangeAxis.getLowerBound() + " - "
    //            + rangeAxis.getUpperBound());
    //      Logger.getLogger(this.getClass() ).debug("Margin = " + rangeAxis.getLowerMargin() + " - "
    //            + rangeAxis.getUpperMargin());
    //      Logger.getLogger(this.getClass() ).debug("NB AXIS = " + plot.getRangeAxisCount());

    // save the chart in a picture file.
    BufferedImage bufImage = chart.createBufferedImage(640, 480);
    File fichier = new File(pictureFile);
    try {
        if (!ImageIO.write(bufImage, "png", fichier)) {
            return;
        }
    } catch (IOException e) {
        e.printStackTrace();
    }

}

From source file:org.rioproject.examples.hospital.ui.PatientStatsPanel.java

private JFreeChart createTimeSeriesChart(TimeSeriesCollection dataSet, Color color) {
    JFreeChart chart = ChartFactory.createTimeSeriesChart("", "", "", dataSet, true, true, false);

    XYPlot plot = (XYPlot) chart.getPlot();
    plot.getRenderer().setSeriesPaint(0, color);
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainCrosshairVisible(true);
    plot.setRangeCrosshairVisible(true);

    ValueAxis yAxis = plot.getRangeAxis();
    yAxis.setRange(0, 150);/*from  ww w .  j a  v  a  2  s. c om*/
    ValueAxis xAxis = plot.getDomainAxis();
    xAxis.setAutoRange(true);
    xAxis.setFixedAutoRange(5 * MINUTE);
    return chart;
}

From source file:it.marcoberri.mbmeteo.action.chart.Get.java

/**
 * Processes requests for both HTTP/* w  ww.  ja va2s  .  c  om*/
 * <code>GET</code> and
 * <code>POST</code> methods.
 *
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    log.debug("start : " + this.getClass().getName());

    final HashMap<String, String> params = getParams(request.getParameterMap());
    final Integer dimy = Default.toInteger(params.get("dimy"), 600);
    final Integer dimx = Default.toInteger(params.get("dimx"), 800);
    final String from = Default.toString(params.get("from") + " 00:00:00", "1970-01-01 00:00:00");
    final String to = Default.toString(params.get("to") + " 23:59:00", "2030-01-01 23:59:00");
    final String field = Default.toString(params.get("field"), "outdoorTemperature");

    request.getSession().setAttribute("from", params.get("from"));
    request.getSession().setAttribute("to", params.get("to"));

    final String cacheKey = getCacheKey(params);

    if (cacheReadEnable) {
        final Query q = ds.find(Cache.class);
        q.filter("cacheKey", cacheKey).filter("servletName", this.getClass().getName());

        final Cache c = (Cache) q.get();

        if (c == null) {
            log.info("cacheKey:" + cacheKey + " on servletName: " + this.getClass().getName() + " not found");
        }

        if (c != null) {
            log.debug("get file from cache id: " + c.getGridId());
            final GridFSDBFile imageForOutput = MongoConnectionHelper.getGridFS()
                    .findOne(new ObjectId(c.getGridId()));
            if (imageForOutput != null) {

                ds.save(c);

                try {
                    response.setHeader("Content-Length", "" + imageForOutput.getLength());
                    response.setHeader("Content-Disposition",
                            "inline; filename=\"" + imageForOutput.getFilename() + "\"");
                    final OutputStream out = response.getOutputStream();
                    final InputStream in = imageForOutput.getInputStream();
                    final byte[] content = new byte[(int) imageForOutput.getLength()];
                    in.read(content);
                    out.write(content);
                    in.close();
                    out.close();
                    return;
                } catch (final IOException e) {
                    log.error(e);
                }

            } else {
                log.error("file not in db");
            }
        }
    }

    final String titleChart = ChartEnumHelper.getByName(field).getTitle();
    final String umChart = ChartEnumHelper.getByName(field).getUm();
    final Query q = ds.createQuery(Meteolog.class);
    final Date dFrom = DateTimeUtil.getDate("yyyy-MM-dd hh:mm:ss", from);
    final Date dTo = DateTimeUtil.getDate("yyyy-MM-dd hh:mm:ss", to);

    q.disableValidation().filter("time >=", dFrom).filter("time <=", dTo);

    final List<Meteolog> meteoLogList = q.asList();
    final TimeSeries series = new TimeSeries(umChart);

    for (Meteolog m : meteoLogList) {
        final Millisecond t = new Millisecond(m.getTime());
        try {
            //violenza di una reflection
            final Method method = m.getClass().getMethod(ChartEnumHelper.getByName(field).getMethod());
            final Number n = (Number) method.invoke(m);
            series.add(t, n);
        } catch (final NoSuchMethodException ex) {
            log.error(ex);
        } catch (final InvocationTargetException ex) {
            log.error(ex);
        } catch (final IllegalAccessException ex) {
            log.error(ex);
        } catch (final SecurityException ex) {
            log.error(ex);
        }

    }

    final TimeSeriesCollection dataset = new TimeSeriesCollection();
    dataset.addSeries(series);

    final JFreeChart chart = ChartFactory.createTimeSeriesChart(titleChart, "", umChart, dataset, false, false,
            false);
    final XYPlot plot = (XYPlot) chart.getPlot();
    final DateAxis axis = (DateAxis) plot.getDomainAxis();
    axis.setDateFormatOverride(new SimpleDateFormat("dd-MM-yyyy HH:mm"));
    axis.setVerticalTickLabels(true);

    if (field.toUpperCase().indexOf("PRESSURE") != -1) {
        plot.getRangeAxis().setRange(chartPressureMin, chartPressureMax);
    }

    final File f = File.createTempFile("mbmeteo", ".jpg");
    ChartUtilities.saveChartAsJPEG(f, chart, dimx, dimy);

    try {

        if (cacheWriteEnable) {

            final GridFSInputFile gfsFile = MongoConnectionHelper.getGridFS().createFile(f);
            gfsFile.setFilename(f.getName());
            gfsFile.save();

            final Cache c = new Cache();
            c.setServletName(this.getClass().getName());
            c.setCacheKey(cacheKey);
            c.setGridId(gfsFile.getId().toString());

            ds.save(c);

        }

        response.setContentType("image/jpeg");
        response.setHeader("Content-Length", "" + f.length());
        response.setHeader("Content-Disposition", "inline; filename=\"" + f.getName() + "\"");
        final OutputStream out = response.getOutputStream();
        final FileInputStream in = new FileInputStream(f.toString());
        final int size = in.available();
        final byte[] content = new byte[size];
        in.read(content);
        out.write(content);
        in.close();
        out.close();
    } catch (final IOException e) {
        log.error(e);
    } finally {
        f.delete();
    }

}

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

private void renderResponseChart(XYDataset dataset, String name, double max) throws IOException {
    String title = bundle.getString("chronos.label.responsetimes");
    String xLabel = bundle.getString("chronos.label.responsetimes.historytime");
    String yLabel = bundle.getString("chronos.label.responsetimes.responsetime");
    JFreeChart chart = ChartFactory.createTimeSeriesChart(title, xLabel, yLabel, dataset, true, true, false);
    /* Merged from Atlassion */
    if (max > 0) {
        ChartUtil.setUpperBound(chart, max);
    }/*ww  w.ja va2s  .  co m*/
    ChartUtil.setupXYPlot(chart, new SimpleDateFormat());
    renderer.renderChart(name, chart);
}

From source file:com.vectorprint.report.jfree.ChartBuilder.java

private void prepareChart(Dataset data, CHARTTYPE type) throws VectorPrintException {
    switch (type) {
    case AREA://from   w w w . j a v a 2 s  .c om
        chart = ChartFactory.createAreaChart(title, categoryLabel, valueLabel, null, getOrientation(), legend,
                tooltips, urls);
    case LINE:
        if (chart == null) {
            chart = ChartFactory.createLineChart(title, categoryLabel, valueLabel, null, getOrientation(),
                    legend, tooltips, urls);
        }
    case LINE3D:
        if (chart == null) {
            chart = ChartFactory.createLineChart3D(title, categoryLabel, valueLabel, null, getOrientation(),
                    legend, tooltips, urls);
        }
    case BAR:
        if (chart == null) {
            chart = ChartFactory.createBarChart(title, categoryLabel, valueLabel, null, getOrientation(),
                    legend, tooltips, urls);
        }
    case BAR3D:
        if (chart == null) {
            chart = ChartFactory.createBarChart3D(title, categoryLabel, valueLabel, null, getOrientation(),
                    legend, tooltips, urls);
        }

        if (data instanceof CategoryDataset) {
            CategoryDataset cd = (CategoryDataset) data;

            chart.getCategoryPlot().setDataset(cd);
        } else {
            throw new VectorPrintException("you should use CategoryDataset for this chart");
        }

        break;

    case PIE:
        chart = ChartFactory.createPieChart(title, null, legend, tooltips, urls);
    case PIE3D:
        if (chart == null) {
            chart = ChartFactory.createPieChart3D(title, null, legend, tooltips, urls);
        }

        if (data instanceof PieDataset) {
            PieDataset pd = (PieDataset) data;
            PiePlot pp = (PiePlot) chart.getPlot();

            pp.setDataset(pd);
        } else {
            throw new VectorPrintException("you should use PieDataset for this chart");
        }

        break;

    case XYLINE:
        chart = ChartFactory.createXYLineChart(title, categoryLabel, valueLabel, null, getOrientation(), legend,
                tooltips, urls);
    case XYAREA:
        if (chart == null) {
            chart = ChartFactory.createXYAreaChart(title, categoryLabel, valueLabel, null, getOrientation(),
                    legend, tooltips, urls);
        }

        if (data instanceof XYDataset) {
            XYDataset xy = (XYDataset) data;

            chart.getXYPlot().setDataset(xy);
        } else {
            throw new VectorPrintException("you should use XYDataset for this chart");
        }

        break;

    case TIME:
        chart = ChartFactory.createTimeSeriesChart(title, categoryLabel, valueLabel, null, legend, tooltips,
                urls);

        if (data instanceof TimeSeriesCollection) {
            TimeSeriesCollection xy = (TimeSeriesCollection) data;

            chart.getXYPlot().setDataset(xy);
        } else {
            throw new VectorPrintException("you should use TimeSeriesCollection for this chart");
        }

        break;

    default:
        throw new VectorPrintException("unsupported chart");
    }

    chart.setAntiAlias(true);
    chart.setTextAntiAlias(true);
}

From source file:serverrobot.DynamicGraph.java

public JFreeChart createChart(XYDataset dataset, String pos, double minRange, double maxRange) {
    final JFreeChart chart = ChartFactory.createTimeSeriesChart(pos, "Time (ms)", "Displacement", dataset, true,
            true, false);/*w w  w.  jav a  2s .c o m*/
    final XYPlot plot = chart.getXYPlot();
    plot.setBackgroundPaint(new Color(232, 232, 232));
    plot.setDomainGridlinePaint(Color.BLACK);
    plot.setRangeGridlinePaint(Color.BLACK);
    plot.getRenderer().setSeriesPaint(0, Color.BLUE);
    plot.getRenderer().setSeriesPaint(1, Color.RED);

    ValueAxis axis = plot.getDomainAxis();
    //axis.setAutoRange(true);
    axis.setFixedAutoRange(20000.0); // 60 seconds
    axis = plot.getRangeAxis();
    axis.setRange(minRange, maxRange);

    chart.setBackgroundPaint(Color.white);
    return chart;
}

From source file:com.view.TimeSeriesChartView.java

public JFreeChart getTimeSeriesChart(Excel theExcel, ReceivingControl theRC) {

    System.out.println(theRC.getNumberOfItem());
    System.out.println(theRC.getNumberOfSite());
    System.out.println(theRC.getNumberOfVendor());
    System.out.println(theRC.getVendorInfo());
    System.out.println(theRC.getSiteInfo());
    System.out.println(theRC.getItemInfo());

    //        TimeSeries item1_xy_data = new TimeSeries("Item1");
    //        TimeSeries item2_xy_data = new TimeSeries("Item2");
    //        TimeSeries item3_xy_data = new TimeSeries("Item3");
    ArrayList<Receiving> theReceiving = theExcel.getSheetReceiving();

    //        HashMap<Month, Integer> item1Map = new HashMap<>();
    //        HashMap<Month, Integer> item2Map = new HashMap<>();
    //        HashMap<Month, Integer> item3Map = new HashMap<>();

    TimeSeries data[] = new TimeSeries[theRC.getNumberOfItem()];
    HashMap<Month, Integer> itemMap[] = new HashMap[theRC.getNumberOfItem()];
    for (int i = 0; i < theRC.getNumberOfItem(); i++) {
        String itemName = "item" + i;
        data[i] = new TimeSeries(itemName);
        itemMap[i] = new HashMap<>();
    }//from www . j  a va2  s.  c om
    Calendar cal = Calendar.getInstance();
    for (int i = 0; i < theReceiving.size(); i++) {
        cal.setTime(theReceiving.get(i).getDate());
        int month = cal.get(Calendar.MONTH) + 1;
        int year = cal.get(Calendar.YEAR);
        int quantity = theReceiving.get(i).getQuantity();
        Month theMonth = new Month(month, year);
        int itemNum = theReceiving.get(i).getItem() - 1;
        itemMap[itemNum].put(theMonth, updateItemMap(itemMap[itemNum], theMonth, quantity));
        //            if (theReceiving[i].getItem() == 1)
        //            {
        //                item1Map.put(theMonth, updateItemMap(item1Map, theMonth, quantity));
        //            }
        //            else if (theReceiving[i].getItem() == 2)
        //            {
        //                item2Map.put(theMonth, updateItemMap(item2Map, theMonth, quantity));
        //            }
        //            else if (theReceiving[i].getItem() == 3)
        //            {
        //                item3Map.put(theMonth, updateItemMap(item3Map, theMonth, quantity));
        //            }
    }
    TimeSeriesCollection my_data_series = new TimeSeriesCollection();
    for (int i = 0; i < theRC.getNumberOfItem(); i++) {
        for (Map.Entry<Month, Integer> entry : itemMap[i].entrySet()) {
            data[i].add(entry.getKey(), entry.getValue());
        }
        my_data_series.addSeries(data[i]);
    }

    // add series using addSeries method
    //        my_data_series.addSeries(item1_xy_data);
    //        my_data_series.addSeries(item2_xy_data);
    //        my_data_series.addSeries(item3_xy_data);        
    JFreeChart chart = ChartFactory.createTimeSeriesChart("Receiving", "Month", "Quantity", my_data_series,
            true, true, false);
    chart.setBackgroundPaint(Color.YELLOW);
    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setBackgroundPaint(Color.WHITE);
    plot.setDomainGridlinePaint(Color.GREEN);
    plot.setRangeGridlinePaint(Color.orange);
    plot.setAxisOffset(new RectangleInsets(50, 0, 20, 5));
    plot.setDomainCrosshairVisible(true);
    plot.setRangeCrosshairVisible(true);

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

    renderer.setBaseShapesVisible(true);
    renderer.setBaseShapesFilled(true);

    DateAxis axis = (DateAxis) plot.getDomainAxis();
    axis.setDateFormatOverride(new SimpleDateFormat("MM.yyyy"));
    return chart;
}

From source file:eu.cassandra.platform.gui.GUI.java

public JFreeChart createChart(String title, final XYDataset dataset) {
    final JFreeChart chart = ChartFactory.createTimeSeriesChart(title, "Time", "Consumption (W)", dataset,
            false, true, true);//from www .j av a 2  s . co  m

    DateAxis axis = (DateAxis) chart.getXYPlot().getDomainAxis();
    axis.setTickUnit(new DateTickUnit(DateTickUnitType.DAY, 1));
    axis.setTickMarkPosition(DateTickMarkPosition.START);
    axis.setDateFormatOverride(new SimpleDateFormat("dd"));

    //      XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer();
    //      BasicStroke basicStroke = new BasicStroke(1f);
    //      renderer.setSeriesStroke(0, basicStroke);
    //      chart.getXYPlot().setRenderer(renderer);

    chart.setAntiAlias(true);
    chart.setTextAntiAlias(true);

    return chart;
}