Example usage for org.jfree.data.time TimeSeriesCollection addSeries

List of usage examples for org.jfree.data.time TimeSeriesCollection addSeries

  1. HOME
  2. Java
  3. org.jfree
  4. org.jfree.data.time.*
  5. TimeSeriesCollection
  6. addSeries

Introduction

In this page you can find the example usage for org.jfree.data.time TimeSeriesCollection addSeries.

Prototype

public void addSeries(TimeSeries series)

Source Link

Document

Adds a series to the collection and sends a DatasetChangeEvent to all registered listeners.

Usage

From source file:org.jfree.chart.demo.MarkerDemo2.java

private static XYDataset createDataset() {
    TimeSeriesCollection timeseriescollection = new TimeSeriesCollection();
    TimeSeries timeseries = new TimeSeries("Temperature");
    timeseries.add(new Hour(0, 30, 6, 2005), 45.299999999999997D);
    timeseries.add(new Hour(1, 30, 6, 2005), 48.899999999999999D);
    timeseries.add(new Hour(2, 30, 6, 2005), 52.100000000000001D);
    timeseries.add(new Hour(3, 30, 6, 2005), 44.799999999999997D);
    timeseries.add(new Hour(4, 30, 6, 2005), 49.899999999999999D);
    timeseries.add(new Hour(5, 30, 6, 2005), 55.5D);
    timeseries.add(new Hour(6, 30, 6, 2005), 58.200000000000003D);
    timeseries.add(new Hour(7, 30, 6, 2005), 58.100000000000001D);
    timeseries.add(new Hour(8, 30, 6, 2005), 63.700000000000003D);
    timeseries.add(new Hour(9, 30, 6, 2005), 66.299999999999997D);
    timeseries.add(new Hour(10, 30, 6, 2005), 69.799999999999997D);
    timeseries.add(new Hour(11, 30, 6, 2005), 70.099999999999994D);
    timeseries.add(new Hour(12, 30, 6, 2005), 72.400000000000006D);
    timeseries.add(new Hour(13, 30, 6, 2005), 69.700000000000003D);
    timeseries.add(new Hour(14, 30, 6, 2005), 68.599999999999994D);
    timeseries.add(new Hour(15, 30, 6, 2005), 70.900000000000006D);
    timeseries.add(new Hour(16, 30, 6, 2005), 73.400000000000006D);
    timeseries.add(new Hour(17, 30, 6, 2005), 77.5D);
    timeseries.add(new Hour(18, 30, 6, 2005), 82.900000000000006D);
    timeseries.add(new Hour(19, 30, 6, 2005), 62.100000000000001D);
    timeseries.add(new Hour(20, 30, 6, 2005), 37.299999999999997D);
    timeseries.add(new Hour(21, 30, 6, 2005), 40.700000000000003D);
    timeseries.add(new Hour(22, 30, 6, 2005), 44.200000000000003D);
    timeseries.add(new Hour(23, 30, 6, 2005), 49.799999999999997D);
    timeseriescollection.addSeries(timeseries);
    return timeseriescollection;
}

From source file:virgil.meanback.HistoryInfo.java

public XYDataset getDataSet(Stock stock, List<String[]> list) throws Exception {
    TimeSeriesCollection timeseriescollection = new TimeSeriesCollection();
    TimeSeries time1 = new TimeSeries("MD20");
    TimeSeries time2 = new TimeSeries("K");
    SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
    for (int i = 0; i < list.size(); i++) {
        String[] s = (String[]) list.get(i);
        Date d = format.parse(s[0]);
        Calendar cc = Calendar.getInstance();
        cc.setTime(d);// w ww  .  ja  v a2  s .  c  o m
        double db = Double.parseDouble(stock.getList().get(i).getClose());
        Day day = new Day(d);
        time1.addOrUpdate(day, db);
        double dayclose = Double.parseDouble(stock.getList().get(i).getClose());
        time2.addOrUpdate(day, dayclose);
    }
    timeseriescollection.addSeries(time1);
    timeseriescollection.addSeries(time2);
    return timeseriescollection;
}

From source file:org.jfree.data.time.TimeSeriesCollectionTest.java

/**
 * Some checks for the getRangeBounds() method.
 *//*ww  w.  j  a  v  a  2 s  .  c  o  m*/
@Test
public void testGetRangeBounds() {
    TimeSeriesCollection dataset = new TimeSeriesCollection();

    // when the dataset contains no series, we expect the range to be null
    assertNull(dataset.getRangeBounds(false));
    assertNull(dataset.getRangeBounds(true));

    // when the dataset contains one or more series, but those series
    // contain no items, we still expect the range to be null
    TimeSeries s1 = new TimeSeries("S1");
    dataset.addSeries(s1);
    assertNull(dataset.getRangeBounds(false));
    assertNull(dataset.getRangeBounds(true));

    // tests with values
    s1.add(new Year(2012), 1.0);
    assertEquals(new Range(1.0, 1.0), dataset.getRangeBounds(false));
    assertEquals(new Range(1.0, 1.0), dataset.getRangeBounds(true));
    s1.add(new Year(2013), -1.0);
    assertEquals(new Range(-1.0, 1.0), dataset.getRangeBounds(false));
    assertEquals(new Range(-1.0, 1.0), dataset.getRangeBounds(true));
    s1.add(new Year(2014), null);
    assertEquals(new Range(-1.0, 1.0), dataset.getRangeBounds(false));
    assertEquals(new Range(-1.0, 1.0), dataset.getRangeBounds(true));

    // adding a second series
    TimeSeries s2 = new TimeSeries("S2");
    dataset.addSeries(s2);
    assertEquals(new Range(-1.0, 1.0), dataset.getRangeBounds(false));
    assertEquals(new Range(-1.0, 1.0), dataset.getRangeBounds(true));

    s2.add(new Year(2014), 5.0);
    assertEquals(new Range(-1.0, 5.0), dataset.getRangeBounds(false));
    assertEquals(new Range(-1.0, 5.0), dataset.getRangeBounds(true));

    dataset.removeAllSeries();
    assertNull(dataset.getRangeBounds(false));
    assertNull(dataset.getRangeBounds(true));

    s1 = new TimeSeries("s1");
    s2 = new TimeSeries("s2");
    dataset.addSeries(s1);
    dataset.addSeries(s2);
    assertNull(dataset.getRangeBounds(false));
    assertNull(dataset.getRangeBounds(true));

    s2.add(new Year(2014), 100.0);
    assertEquals(new Range(100.0, 100.0), dataset.getRangeBounds(false));
    assertEquals(new Range(100.0, 100.0), dataset.getRangeBounds(true));
}

From source file:gov.llnl.lc.infiniband.opensm.plugin.gui.chart.SimpleXY_ChartPanel.java

private XYDataset createDeltaDataset(OSM_FabricDeltaCollection deltaHistory, Object userElement,
        String seriesName) {//  w w w  . j a  v  a  2 s.c  o  m
    //      PortCounterName portCounter = null;
    //      MAD_Counter madCounter = null;
    //      OsmEvent osmEvent = null;
    //      
    //      if((Port != null) && (userElement instanceof PortCounterName))
    //        portCounter = (PortCounterName)userElement;
    //
    //      if((MAD_Stats != null) && (userElement instanceof MAD_Counter))
    //        madCounter = (MAD_Counter)userElement;
    //
    //      if((EventStats != null) && (userElement instanceof OsmEvent))
    //        osmEvent = (OsmEvent)userElement;
    //      
    TimeSeries series = new TimeSeries(seriesName);

    // iterate through the collection, and build up a time series
    for (int j = 0; j < deltaHistory.getSize(); j++) {
        OSM_FabricDelta delta = deltaHistory.getOSM_FabricDelta(j);

        // the dataset is a timeseries collection
        long lValue = 0;
        TimeStamp ts = null;
        RegularTimePeriod ms = null;

        if (Port != null) {
            // find the desired port counter, in this instance
            LinkedHashMap<String, PFM_PortChange> pcL = delta.getPortChanges();
            PFM_PortChange pC = pcL.get(OSM_Port.getOSM_PortKey(Port));
            lValue = pC.getDelta_port_counter(PortCounter);
            ts = pC.getCounterTimeStamp();

            // correct for missing time periods
            int deltaSeconds = delta.getDeltaSeconds();
            long sweepPeriod = delta.getFabric2().getPerfMgrSweepSecs();
            if (sweepPeriod < deltaSeconds) {
                // graph is reported as counts per period, so if the period is too long, interpolate
                lValue *= sweepPeriod;
                lValue /= deltaSeconds;
            }
        } else if (MADCounter != null) {
            // find the desired MAD counter, in this instance
            OSM_Stats mStats = delta.getStatChanges();
            lValue = MADCounter.getCounterValue(mStats);
            ts = delta.getTimeStamp();

            // correct for missing time periods
            int deltaSeconds = delta.getDeltaSeconds();
            long sweepPeriod = delta.getFabric2().getPerfMgrSweepSecs();
            if (sweepPeriod < deltaSeconds) {
                // graph is reported as counts per period, so if the period is too long, interpolate
                lValue *= sweepPeriod;
                lValue /= deltaSeconds;
            }
        } else if (EventType != null) {
            // find the desired Event counter, in this instance
            OSM_EventStats eStats = delta.getEventChanges();
            lValue = eStats.getCounter(EventType);
            ts = delta.getTimeStamp();

            // correct for missing time periods
            int deltaSeconds = delta.getDeltaSeconds();
            long sweepPeriod = delta.getFabric2().getPerfMgrSweepSecs();
            if (sweepPeriod < deltaSeconds) {
                // graph is reported as counts per period, so if the period is too long, interpolate
                lValue *= sweepPeriod;
                lValue /= deltaSeconds;
            }
        } else
            continue;

        ms = new FixedMillisecond(ts.getTimeInMillis());
        series.add(ms, (double) lValue);
    }
    TimeSeriesCollection dataset = new TimeSeriesCollection();
    dataset.addSeries(series);

    return dataset;
}

From source file:DataCharts.Chart.java

/**
 * Creates a dataset, consisting customers per area code
 * Methods are for display purposes at this point and may be refactored and 
 * modified based on necessity//from   w  w  w . ja  v a2 s  .  c  om
 */
private XYDataset createXYDataset(ArrayList<YearData> locs) {

    try {
        ResultSet locations = db.selectDataColumn("customer", "*");
        TimeSeriesCollection dataset = new TimeSeriesCollection();

        Calendar defCal = Calendar.getInstance();
        defCal.set(2015, 1, 1);
        int defMonthNum = defCal.get(Calendar.MONTH);
        TimeSeries defTime = new TimeSeries("" + defCal.get(Calendar.MONTH));
        Month defMonth = new Month(defMonthNum, 2015);
        defTime.addOrUpdate(defMonth, 0);

        defCal = Calendar.getInstance();
        defCal.set(2015, 6, 6);
        defMonthNum = defCal.get(Calendar.MONTH);
        defTime = new TimeSeries("" + defCal.get(Calendar.MONTH));
        defMonth = new Month(defMonthNum, 2015);
        defTime.addOrUpdate(defMonth, 0);

        dataset.addSeries(defTime);
        while (locations.next()) {

            ResultSet jobDates = db.selectDataColumn("jobs", "date", locations.getString(2), "CustomerID");
            TimeSeries time = new TimeSeries("" + locations.getInt(7));
            int n = 0;
            Month month = null;
            while (jobDates.next()) {
                if (n == 0) {
                    Calendar cal = Calendar.getInstance();
                    cal.setTime(jobDates.getDate(1));
                    int monthNum = cal.get(Calendar.MONTH);
                    month = new Month(monthNum, 2015);
                }
                n++;

            }
            if (month != null) {
                time.addOrUpdate(month, n);
                dataset.addSeries(time);
            }
        }
        return dataset;
    } catch (SQLException ex) {
        Logger.getLogger(Chart.class.getName()).log(Level.SEVERE, null, ex);
    }
    return null;
}

From source file:msec.org.Tools.java

private static XYDataset createDaysDataset(ArrayList<OneDayValue> oneDayValues, GregorianCalendar startgc,
        OneAttrDaysChart chart) {//w  w w.j a  va 2 s.co  m
    TimeSeriesCollection timeseriescollection = new TimeSeriesCollection();
    TimeSeries timeseries = new TimeSeries(
            oneDayValues.get(0).getDate() + "-" + oneDayValues.get(oneDayValues.size() - 1).getDate());
    int sum = 0;
    int max = 0;
    int min = 0;
    Minute current = new Minute(startgc.getTime());
    for (int j = 0; j < oneDayValues.size(); j++) {
        int[] data = oneDayValues.get(j).getValues();
        //check actual length for data
        int len = data.length - 1;
        if (j == oneDayValues.size() - 1) {
            //if last day is today...
            if (oneDayValues.get(j).getDate().equals(Tools.nowString("yyyyMMdd"))) {
                for (int i = len; i >= 0; i--) {
                    if (data[i] != 0) {
                        len = i;
                        break;
                    }
                }
            }
        }
        for (int i = 0; i < len; ++i) {
            timeseries.add(current, (double) (data[i]));
            sum += data[i];
            max = Math.max(max, data[i]);
            if (min == 0)
                min = data[i];
            else if (data[i] != 0)
                min = Math.min(min, data[i]);
            current = (Minute) current.next();
        }
    }
    chart.setMax(max);
    chart.setMin(min);
    chart.setSum(sum);
    timeseriescollection.addSeries(timeseries);
    return timeseriescollection;
}

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

/**
 * Creates a new demo.//  w w w  . j  av  a  2  s.  c  om
 *
 * @param title  the frame title.
 */
public DifferenceChartDemo2(final String title) {

    super(title);

    final TimeSeries series1 = createSunriseSeries();
    final TimeSeries series2 = createSunsetSeries();
    final TimeSeriesCollection dataset = new TimeSeriesCollection();
    dataset.addSeries(series1);
    dataset.addSeries(series2);

    final JFreeChart chart = createChart(dataset);

    final ChartPanel chartPanel = new ChartPanel(chart);
    chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
    setContentPane(chartPanel);

}

From source file:net.atomique.ksar.graph.Graph.java

private XYDataset create_collection(ArrayList l) {
    TimeSeriesCollection graphcollection = new TimeSeriesCollection();
    TimeSeries found;//w ww . j  av  a  2  s .  c o  m
    boolean hasdata = false;
    for (int i = 0; i < l.size(); i++) {
        found = null;
        for (int j = 0; j < Stats.size(); j++) {
            found = Stats.get(j);
            if (found.getKey().equals(l.get(i))) {
                break;
            } else {
                found = null;
            }
        }

        if (found != null) {
            graphcollection.addSeries(found);
            hasdata = true;
        }
    }
    if (!hasdata) {
        return null;
    }
    return graphcollection;
}

From source file:com.prezerak.windmill.gui.AveragesPanel.java

private void plotEverything() {
    try {/*from   w  w  w.j  av a2  s.c o m*/
        final XYPlot plot = chart.getXYPlot();

        ValueAxis domainAxis = plot.getDomainAxis();
        plot.getDomainAxis().setLowerMargin(0);
        plot.getDomainAxis().setUpperMargin(0);
        plot.getDomainAxis().setAutoRange(true);

        if (domainAxis instanceof DateAxis) {
            DateAxis axis = (DateAxis) domainAxis;
            // customise axis here...
            //axis.setRange(new Date(startDate), new Date(endDate));
            long startT = datasetVel.getDataItem(0).getPeriod().getLastMillisecond();
            long endT = datasetVel.getDataItem(datasetVel.getItemCount() - 1).getPeriod().getLastMillisecond();
            ;
            DateFormat formatter;
            long duration = endT - startT;
            long _24hrs = 1000 * 60 * 60 * 24;
            long _3mins = 1000 * 60 * 3;

            if (duration > _24hrs) {
                formatter = new SimpleDateFormat("HH:mm dd-MMM");
            } else if (endDate - startDate > _3mins && endDate - startDate <= _24hrs)
                formatter = new SimpleDateFormat("HH:mm");
            else //smaller than 3mins
                formatter = new SimpleDateFormat("HH:mm:ss");
            axis.setDateFormatOverride(formatter);
        }

        TimeSeriesCollection seriesVel = new TimeSeriesCollection();
        seriesVel.addSeries(datasetVel);
        plot.setDataset(0, seriesVel);
        final NumberAxis velRangeAxis = (NumberAxis) plot.getRangeAxis();
        velRangeAxis.setRange(0.0, maxY);
        plot.setRangeAxis(velRangeAxis);
        plot.mapDatasetToRangeAxis(0, 0);
        XYLineAndShapeRenderer velocityRenderer = (XYLineAndShapeRenderer) plot.getRenderer(0);
        velocityRenderer.setBaseShapesVisible(true);
        velocityRenderer.setBaseShapesFilled(false);
        velocityRenderer.setBaseToolTipGenerator(
                new StandardXYToolTipGenerator(StandardXYToolTipGenerator.DEFAULT_TOOL_TIP_FORMAT,
                        new SimpleDateFormat("dd-MM-yy, hh:mm:ss a"), new DecimalFormat("00.0")));
        velocityRenderer.setSeriesPaint(0, Color.BLACK);

        if (!rdbtnVelocity.isSelected()) {
            velocityRenderer.setSeriesVisible(0, false);
        } else {
            velocityRenderer.setSeriesVisible(0, true);
        }

        TimeSeriesCollection seriesDir = new TimeSeriesCollection();
        seriesDir.addSeries(datasetDir);
        plot.setDataset(1, seriesDir);
        final ValueAxis dirRangeAxis = new NumberAxis("Direction");
        dirRangeAxis.setRange(0.0, 370.0);
        plot.setRangeAxis(1, dirRangeAxis);
        plot.mapDatasetToRangeAxis(1, 1);

        XYLineAndShapeRenderer dirRenderer = (XYLineAndShapeRenderer) plot.getRenderer(1);
        if (dirRenderer == null)
            dirRenderer = new XYLineAndShapeRenderer();
        dirRenderer.setBaseToolTipGenerator(
                new StandardXYToolTipGenerator(StandardXYToolTipGenerator.DEFAULT_TOOL_TIP_FORMAT,
                        new SimpleDateFormat("dd-MM-yy, hh:mm:ss a"), new DecimalFormat("00.0")));

        plot.setRenderer(1, dirRenderer);
        dirRenderer.setSeriesPaint(0, Color.BLUE);

        if (!rdbtnDirection.isSelected()) {
            dirRenderer.setSeriesVisible(0, false);
        } else {
            dirRenderer.setSeriesVisible(0, true);
        }

        final ValueAxis alarmsRangeAxis = new NumberAxis("Alarms");
        alarmsRangeAxis.setRange(0.0, 1);
        alarmsRangeAxis.setVisible(false);

        XYBarRenderer gustRenderer = null;

        TimePeriodValuesCollection seriesGust = new TimePeriodValuesCollection(datasetGust);
        plot.setDataset(2, seriesGust);

        plot.setRangeAxis(2, alarmsRangeAxis);
        plot.mapDatasetToRangeAxis(2, 2);

        gustRenderer = (XYBarRenderer) plot.getRenderer(2);
        if (gustRenderer == null)
            gustRenderer = new XYBarRenderer();
        plot.setRenderer(2, gustRenderer);
        gustRenderer.setSeriesPaint(0, Color.PINK);

        if ((rdbtnVelocity.isSelected() || rdbtnDirection.isSelected()) && rdbtnGust.isSelected())
            gustRenderer.setSeriesVisible(0, true);
        else
            gustRenderer.setSeriesVisible(0, false);

        XYBarRenderer higherRenderer = null;
        TimePeriodValuesCollection seriesHigher = new TimePeriodValuesCollection(datasetHigher);
        plot.setDataset(3, seriesHigher);

        plot.setRangeAxis(3, alarmsRangeAxis);
        plot.mapDatasetToRangeAxis(3, 2);

        higherRenderer = (XYBarRenderer) plot.getRenderer(3);
        if (higherRenderer == null)
            higherRenderer = new XYBarRenderer();
        plot.setRenderer(3, higherRenderer);
        higherRenderer.setSeriesPaint(0, Color.RED);
        if ((rdbtnVelocity.isSelected() || rdbtnDirection.isSelected()) && rdbtnHigher.isSelected())

            higherRenderer.setSeriesVisible(0, true);

        else
            higherRenderer.setSeriesVisible(0, false);

        TimePeriodValuesCollection seriesHigh = new TimePeriodValuesCollection(datasetHigh);
        plot.setDataset(4, seriesHigh);

        plot.setRangeAxis(4, alarmsRangeAxis);
        plot.mapDatasetToRangeAxis(4, 2);

        XYBarRenderer highRenderer = (XYBarRenderer) plot.getRenderer(4);
        if (highRenderer == null)
            highRenderer = new XYBarRenderer();
        plot.setRenderer(4, highRenderer);
        highRenderer.setSeriesPaint(0, new Color(206, 33, 85));
        if ((rdbtnVelocity.isSelected() || rdbtnDirection.isSelected()) && rdbtnHigh.isSelected())

            highRenderer.setSeriesVisible(0, true);
        else
            highRenderer.setSeriesVisible(0, false);

    } catch (OutOfMemoryError e) {
        WindMill.logger.warn("Out of Memory in plotEverything");
    }

}

From source file:ecg.ecgshow.ECGShowUI.java

private void createECGData(long timeZone) {
    ECGData = new JPanel(new GridLayout(LEAD_COUNT, 1));
    dateAxises = new DateAxis[LEAD_COUNT];
    ECGSeries = new TimeSeries[LEAD_COUNT * 2];
    for (int i = 0; i < LEAD_COUNT; i++) {
        TimeSeriesCollection timeseriescollection = new TimeSeriesCollection(); //XYDataset  TimeSeriesCollection
        ECGSeries[i] = new TimeSeries("?" + (i + 1));
        ECGSeries[i].setMaximumItemCount(500);
        ECGSeries[i + LEAD_COUNT] = new TimeSeries("");
        ECGSeries[i + LEAD_COUNT].setMaximumItemAge(timeZone);
        ECGSeries[i + LEAD_COUNT].setMaximumItemCount(2);

        timeseriescollection.addSeries(ECGSeries[i]);
        timeseriescollection.addSeries(ECGSeries[i + LEAD_COUNT]);

        //DateAxis dateaxis = new DateAxis("Time");
        dateAxises[i] = new DateAxis("");
        dateAxises[i].setTickLabelFont(new Font("SansSerif", 0, (int) (HEIGHT * 0.016)));
        dateAxises[i].setLabelFont(new Font("SansSerif", 0, (int) (HEIGHT * 0.018)));
        dateAxises[i].setTickLabelsVisible(true);
        dateAxises[i].setVisible(false);

        //NumberAxis numberaxis = new NumberAxis("ecg");
        NumberAxis numberaxis = new NumberAxis("ecg");
        numberaxis.setTickLabelFont(new Font("SansSerif", 0, (int) (HEIGHT * 0.016)));
        numberaxis.setLabelFont(new Font("SansSerif", 0, (int) (HEIGHT * 0.018)));
        numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
        numberaxis.setVisible(false);/*from w ww.java  2  s .  c  om*/
        numberaxis.setLowerBound(1500D);
        numberaxis.setUpperBound(3000D);

        XYLineAndShapeRenderer xylineandshaperenderer = new XYLineAndShapeRenderer(true, false);
        xylineandshaperenderer.setSeriesPaint(0, Color.GREEN); //
        xylineandshaperenderer.setSeriesStroke(0, new BasicStroke(2));
        xylineandshaperenderer.setSeriesPaint(1, Color.LIGHT_GRAY); //
        xylineandshaperenderer.setSeriesStroke(1, new BasicStroke(5));

        XYPlot xyplot = new XYPlot(timeseriescollection, dateAxises[i], numberaxis, xylineandshaperenderer);
        xyplot.setBackgroundPaint(Color.LIGHT_GRAY);
        xyplot.setDomainGridlinePaint(Color.LIGHT_GRAY);
        xyplot.setRangeGridlinePaint(Color.LIGHT_GRAY);
        xyplot.setAxisOffset(new RectangleInsets(5D, 5D, 5D, 5D));
        xyplot.setBackgroundPaint(Color.BLACK);

        JFreeChart jfreechart = new JFreeChart(xyplot);
        jfreechart.setBackgroundPaint(new Color(237, 237, 237));//?
        jfreechart.getLegend().setVisible(false);

        ChartPanel chartpanel = new ChartPanel(jfreechart, (int) (WIDTH * 46 / 100), (int) (HEIGHT * 17 / 100),
                0, 0, Integer.MAX_VALUE, Integer.MAX_VALUE, true, true, false, true, false, false);

        chartpanel.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createEmptyBorder(0, 0, 0, 0) //??0
                , BorderFactory.createEmptyBorder() //????
        ));
        chartpanel.setMouseZoomable(false); //?
        ECGData.add(chartpanel);
    }
}