Example usage for org.jfree.data.time TimeSeries getMinY

List of usage examples for org.jfree.data.time TimeSeries getMinY

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Introduction

In this page you can find the example usage for org.jfree.data.time TimeSeries getMinY.

Prototype

public double getMinY()

Source Link

Document

Returns the smallest y-value in the series, ignoring any null and Double.NaN values.

Usage

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

/**
 * Check that the item bounds are determined correctly when there is a
 * maximum item count./*from   w  w w. j  a va2  s.co m*/
 */
@Test
public void testRemoveAgedItems4() {
    TimeSeries s1 = new TimeSeries("S1");
    s1.setMaximumItemAge(2);
    s1.add(new Year(2010), 1.1);
    s1.add(new Year(2011), 2.2);
    s1.add(new Year(2012), 3.3);
    s1.add(new Year(2013), 2.5);
    assertEquals(3, s1.getItemCount());
    assertEquals(2.2, s1.getMinY(), EPSILON);
    assertEquals(3.3, s1.getMaxY(), EPSILON);
}

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

/**
 * Some checks for the update(RegularTimePeriod...method).
 *//*w ww  .j a  v  a 2 s.c om*/
@Test
public void testUpdate_RegularTimePeriod() {
    TimeSeries s1 = new TimeSeries("S1");
    s1.add(new Year(2010), 1.1);
    s1.add(new Year(2011), 2.2);
    s1.add(new Year(2012), 3.3);
    s1.update(new Year(2012), 4.4);
    assertEquals(4.4, s1.getMaxY(), EPSILON);
    s1.update(new Year(2010), 0.5);
    assertEquals(0.5, s1.getMinY(), EPSILON);
    s1.update(new Year(2012), null);
    assertEquals(2.2, s1.getMaxY(), EPSILON);
    s1.update(new Year(2010), null);
    assertEquals(2.2, s1.getMinY(), EPSILON);
}

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

/**
 * Check that the item bounds are determined correctly after a call to
 * removeAgedItems().//from  w w w . ja  v a 2  s . c o  m
 */
@Test
public void testRemoveAgedItems5() {
    TimeSeries s1 = new TimeSeries("S1");
    s1.setMaximumItemAge(4);
    s1.add(new Year(2010), 1.1);
    s1.add(new Year(2011), 2.2);
    s1.add(new Year(2012), 3.3);
    s1.add(new Year(2013), 2.5);
    s1.removeAgedItems(new Year(2015).getMiddleMillisecond(), true);
    assertEquals(3, s1.getItemCount());
    assertEquals(2.2, s1.getMinY(), EPSILON);
    assertEquals(3.3, s1.getMaxY(), EPSILON);
}

From source file:org.jfree.data.time.junit.TimeSeriesTest.java

/**
 * Some checks for the delete(int, int) method.
 *//*  w w w.  ja  v a 2 s .  com*/
public void testDelete3() {
    TimeSeries s1 = new TimeSeries("S1");
    s1.add(new Year(2011), 1.1);
    s1.add(new Year(2012), 2.2);
    s1.add(new Year(2013), 3.3);
    s1.add(new Year(2014), 4.4);
    s1.add(new Year(2015), 5.5);
    s1.add(new Year(2016), 6.6);
    s1.delete(2, 5);
    assertEquals(2, s1.getItemCount());
    assertEquals(new Year(2011), s1.getTimePeriod(0));
    assertEquals(new Year(2012), s1.getTimePeriod(1));
    assertEquals(1.1, s1.getMinY(), EPSILON);
    assertEquals(2.2, s1.getMaxY(), EPSILON);
}

From source file:org.jfree.data.time.junit.TimeSeriesTest.java

/**
 * Test the setMaximumItemCount() method to ensure that it removes items
 * from the series if necessary./* w  w w.  j ava2s .  com*/
 */
public void testSetMaximumItemCount() {
    TimeSeries s1 = new TimeSeries("S1");
    s1.add(new Year(2000), 13.75);
    s1.add(new Year(2001), 11.90);
    s1.add(new Year(2002), null);
    s1.add(new Year(2005), 19.32);
    s1.add(new Year(2007), 16.89);
    assertTrue(s1.getItemCount() == 5);

    s1.setMaximumItemCount(3);
    assertTrue(s1.getItemCount() == 3);
    TimeSeriesDataItem item = s1.getDataItem(0);
    assertTrue(item.getPeriod().equals(new Year(2002)));
    assertEquals(16.89, s1.getMinY(), EPSILON);
    assertEquals(19.32, s1.getMaxY(), EPSILON);
}

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

/**
 * Some checks for the delete(int, int) method.
 *///  w w  w. j av a 2 s. c  o m
@Test
public void testDelete3() {
    TimeSeries s1 = new TimeSeries("S1");
    s1.add(new Year(2011), 1.1);
    s1.add(new Year(2012), 2.2);
    s1.add(new Year(2013), 3.3);
    s1.add(new Year(2014), 4.4);
    s1.add(new Year(2015), 5.5);
    s1.add(new Year(2016), 6.6);
    s1.delete(2, 5);
    assertEquals(2, s1.getItemCount());
    assertEquals(new Year(2011), s1.getTimePeriod(0));
    assertEquals(new Year(2012), s1.getTimePeriod(1));
    assertEquals(1.1, s1.getMinY(), EPSILON);
    assertEquals(2.2, s1.getMaxY(), EPSILON);
}

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

/**
 * Test the setMaximumItemCount() method to ensure that it removes items
 * from the series if necessary./*from  w  w w.  j av  a  2 s  .co  m*/
 */
@Test
public void testSetMaximumItemCount() {
    TimeSeries s1 = new TimeSeries("S1", Year.class);
    s1.add(new Year(2000), 13.75);
    s1.add(new Year(2001), 11.90);
    s1.add(new Year(2002), null);
    s1.add(new Year(2005), 19.32);
    s1.add(new Year(2007), 16.89);
    assertTrue(s1.getItemCount() == 5);

    s1.setMaximumItemCount(3);
    assertTrue(s1.getItemCount() == 3);
    TimeSeriesDataItem item = s1.getDataItem(0);
    assertTrue(item.getPeriod().equals(new Year(2002)));
    assertEquals(16.89, s1.getMinY(), EPSILON);
    assertEquals(19.32, s1.getMaxY(), EPSILON);
}

From source file:org.lmn.fc.frameworks.starbase.plugins.observatory.ui.tabs.charts.ChartHelper.java

/***********************************************************************************************
 * Dump the (partial) contents of each Series in an XYdatset.
 *
 * @param dump//from  ww w .  j  a va2s.com
 * @param calendar
 * @param dataset
 * @param dumprowcount
 * @param title
 */

public static void dumpXYDataset(final boolean dump, final Calendar calendar, final XYDataset dataset,
        final int dumprowcount, final String title) {
    final String SOURCE = "ChartHelper.dumpXYDataset() ";

    if (dump) {
        LOGGER.log(title);

        if ((dataset != null) && (dataset instanceof XYSeriesCollection)) {
            final XYSeriesCollection seriesCollection;

            seriesCollection = (XYSeriesCollection) dataset;

            LOGGER.log("XYSeriesCollection");
            LOGGER.log("    [series.count=" + seriesCollection.getSeriesCount() + "]");
            LOGGER.log("    [domain.lowerbound.interval.true="
                    + (long) seriesCollection.getDomainLowerBound(true) + "]");
            LOGGER.log("    [domain.lowerbound.interval.false="
                    + (long) seriesCollection.getDomainLowerBound(false) + "]");
            LOGGER.log("    [domain.upperbound.interval.true="
                    + (long) seriesCollection.getDomainUpperBound(true) + "]");
            LOGGER.log("    [domain.upperbound.interval.false="
                    + (long) seriesCollection.getDomainUpperBound(false) + "]");
            LOGGER.log("    [domain.order=" + seriesCollection.getDomainOrder() + "]");

            for (int intSeriesIndex = 0; intSeriesIndex < seriesCollection.getSeriesCount(); intSeriesIndex++) {
                final XYSeries xySeries;

                LOGGER.log("");
                LOGGER.log("    [xyseries.index=" + intSeriesIndex + "]");

                xySeries = seriesCollection.getSeries(intSeriesIndex);
                LOGGER.log("    [xyseries.itemcount=" + xySeries.getItemCount() + "]");
                LOGGER.log("    [xyseries.key=" + xySeries.getKey() + "]");
                LOGGER.log("    [xyseries.xmin=" + xySeries.getMinX() + "]");
                LOGGER.log("    [xyseries.xmax=" + xySeries.getMaxX() + "]");
                LOGGER.log("    [xyseries.ymin=" + xySeries.getMinY() + "]");
                LOGGER.log("    [xyseries.ymax=" + xySeries.getMaxY() + "]");
                LOGGER.log("    [xyseries.description=" + xySeries.getDescription() + "]");
                LOGGER.log("    [xyseries.autosort=" + xySeries.getAutoSort() + "]");
                LOGGER.log("    [xyseries.allowduplicatex=" + xySeries.getAllowDuplicateXValues() + "]");

                // Dump the first chunk
                for (int intItemIndex = 0; intItemIndex < (Math.min(dumprowcount,
                        xySeries.getItemCount())); intItemIndex++) {
                    final XYDataItem item;

                    item = xySeries.getDataItem(intItemIndex);

                    LOGGER.log("        [item.index=" + intItemIndex + "] [item.x=" + item.getXValue()
                            + "] [item.y=" + item.getYValue() + "]");
                }

                LOGGER.log("    ...");

                // Dump the last chunk
                for (int intItemIndex = 0; intItemIndex < (Math.min(dumprowcount,
                        xySeries.getItemCount())); intItemIndex++) {
                    final XYDataItem item;
                    final int intIndex;

                    intIndex = Math.max(0, xySeries.getItemCount() - dumprowcount) + intItemIndex;
                    item = xySeries.getDataItem(intIndex);

                    LOGGER.log("        [item.index=" + intIndex + "] [item.x=" + item.getXValue()
                            + "] [item.y=" + item.getYValue() + "]");
                }
            }
        } else if ((dataset != null) && (dataset instanceof TimeSeriesCollection)) {
            final TimeSeriesCollection seriesCollection;

            seriesCollection = (TimeSeriesCollection) dataset;

            LOGGER.log("TimeSeriesCollection");
            LOGGER.log("    [series.count=" + seriesCollection.getSeriesCount() + "]");
            LOGGER.log("    [domain.lowerbound.interval.true="
                    + (long) seriesCollection.getDomainLowerBound(true) + "]");
            LOGGER.log("    [domain.lowerbound.interval.false="
                    + (long) seriesCollection.getDomainLowerBound(false) + "]");
            LOGGER.log("    [domain.upperbound.interval.true="
                    + (long) seriesCollection.getDomainUpperBound(true) + "]");
            LOGGER.log("    [domain.upperbound.interval.false="
                    + (long) seriesCollection.getDomainUpperBound(false) + "]");
            LOGGER.log("    [domain.order=" + seriesCollection.getDomainOrder() + "]");

            for (int intSeriesIndex = 0; intSeriesIndex < seriesCollection.getSeriesCount(); intSeriesIndex++) {
                final TimeSeries timeSeries;

                LOGGER.log("");
                LOGGER.log("    [timeseries.index=" + intSeriesIndex + "]");

                timeSeries = seriesCollection.getSeries(intSeriesIndex);
                LOGGER.log("    [timeseries.itemcount=" + timeSeries.getItemCount() + "]");
                LOGGER.log("    [timeseries.key=" + timeSeries.getKey() + "]");
                LOGGER.log("    [timeseries.ymin=" + timeSeries.getMinY() + "]");
                LOGGER.log("    [timeseries.ymax=" + timeSeries.getMaxY() + "]");
                LOGGER.log("    [timeseries.domain=" + timeSeries.getDomainDescription() + "]");
                LOGGER.log("    [timeseries.range=" + timeSeries.getRangeDescription() + "]");
                LOGGER.log(
                        "    [timeseries.timeperiodclass=" + timeSeries.getTimePeriodClass().getName() + "]");

                for (int intItemIndex = 0; intItemIndex < (Math.min(dumprowcount,
                        timeSeries.getItemCount())); intItemIndex++) {
                    final TimeSeriesDataItem item;

                    item = timeSeries.getDataItem(intItemIndex);

                    LOGGER.log("        [item.index=" + intItemIndex + "] [item.period.serialindex="
                            + item.getPeriod().getSerialIndex() + "] [item.period.firstmillis="
                            + item.getPeriod().getFirstMillisecond(calendar) + "] [item.value="
                            + item.getValue() + "]");
                }

                LOGGER.log("    ...");

                for (int intItemIndex = 0; intItemIndex < (Math.min(dumprowcount,
                        timeSeries.getItemCount())); intItemIndex++) {
                    final TimeSeriesDataItem item;
                    final int intIndex;

                    intIndex = Math.max(0, timeSeries.getItemCount() - dumprowcount) + intItemIndex;
                    item = timeSeries.getDataItem(intIndex);

                    LOGGER.log("        [item.index=" + intIndex + "] [item.period.serialindex="
                            + item.getPeriod().getSerialIndex() + "] [item.period.firstmillis="
                            + item.getPeriod().getFirstMillisecond(calendar) + "] [item.value="
                            + item.getValue() + "]");
                }
            }
        } else {
            LOGGER.error(SOURCE + "Unsupported XYDataset type");
        }
    }
}

From source file:org.ramadda.data.services.PointFormHandler.java

/**
 * _more_/*w  ww .j a v a2 s  .c  om*/
 *
 * @param request _more_
 * @param pointEntry _more_
 * @param plotInfo _more_
 *
 * @return _more_
 *
 * @throws Exception _more_
 */
public BufferedImage makeTimeseriesImage(Request request, PointEntry pointEntry, final PlotInfo plotInfo)
        throws Exception {

    Entry entry = pointEntry.getEntry();
    int width = TIMESERIES_WIDTH;
    int height = TIMESERIES_HEIGHT;
    long numRecords = pointEntry.getNumRecords();
    final int numPointsToPlot = request.get(ARG_NUMPOINTS, TIMESERIES_POINTS);
    final int[] cnt = { 0 };
    final List<TimeSeries> series = new ArrayList<TimeSeries>();

    final List<RecordField> tmpFields = pointEntry.getRecordFile().getChartableFields();

    final List<RecordField> fields = new ArrayList<RecordField>();

    if (request.get(ARG_CHART_SHOW + FIELD_ALTITUDE, false)) {
        fields.add(new RecordField(FIELD_ALTITUDE, LABEL_ALTITUDE, "", -1, UNIT_M));
    }

    for (RecordField attr : tmpFields) {
        if (request.get(ARG_CHART_SHOW + attr.getName(), false)) {
            fields.add(attr);
        }
    }

    if ((fields.size() == 0) && (tmpFields.size() > 0)) {
        fields.add(tmpFields.get(0));
        request.put(ARG_CHART_SHOW + tmpFields.get(0).getName(), "true");
    }

    for (RecordField attr : fields) {
        series.add(new TimeSeries(attr.getLabel()));
    }

    RecordVisitor visitor = new BridgeRecordVisitor(getOutputHandler()) {
        public boolean doVisitRecord(RecordFile file, VisitInfo visitInfo, Record record) {
            PointRecord pointRecord = (PointRecord) record;
            for (int fieldCnt = 0; fieldCnt < fields.size(); fieldCnt++) {
                RecordField field = fields.get(fieldCnt);
                double value;
                //Check for altitude
                if (field.getParamId() < 0) {
                    value = pointRecord.getAltitude();
                } else {
                    value = record.getValue(field.getParamId());
                }
                long time = record.getRecordTime();
                series.get(fieldCnt).add(new FixedMillisecond(time), value);
            }
            plotInfo.setIndex(pointRecord.index);
            cnt[0]++;

            return true;
        }
    };

    long t1 = System.currentTimeMillis();
    int skip = (int) (numRecords / numPointsToPlot);
    getRecordJobManager().visitSequential(request, pointEntry, visitor, new VisitInfo(skip));
    long t2 = System.currentTimeMillis();

    JFreeChart chart = createTimeseriesChart(request, entry, new TimeSeriesCollection(), null);
    long t3 = System.currentTimeMillis();
    XYPlot plot = (XYPlot) chart.getPlot();
    int lineCnt = 0;
    int[] colorCnt = { 0 };
    int numberOfAxisLegends = 0;

    Hashtable<String, double[]> valueRanges = new Hashtable<String, double[]>();

    for (int extraCnt = 0; extraCnt < series.size(); extraCnt++) {
        TimeSeries timeSeries = series.get(extraCnt);
        RecordField field = fields.get(extraCnt);
        String unit = field.getUnit();
        if ((unit != null) && (unit.length() == 0)) {
            unit = null;
        }

        if (unit == null) {
            unit = extraCnt + "";
        }
        if (unit == null) {
            continue;
        }
        double max = timeSeries.getMaxY();
        double min = timeSeries.getMinY();
        double[] range = valueRanges.get(unit);
        if (range == null) {
            range = new double[] { min, max };
            valueRanges.put(unit, range);
        } else {
            range[0] = Math.min(range[0], min);
            range[1] = Math.max(range[1], max);
        }
    }

    Hashtable<String, NumberAxis> seenAxis = new Hashtable<String, NumberAxis>();
    for (int extraCnt = 0; extraCnt < series.size(); extraCnt++) {
        TimeSeries timeSeries = series.get(extraCnt);
        RecordField field = fields.get(extraCnt);

        String unit = field.getUnit();
        if ((unit != null) && (unit.length() == 0)) {
            unit = null;
        }

        TimeSeriesCollection dataset2 = new TimeSeriesCollection();
        dataset2.addSeries(timeSeries);
        NumberAxis axis = new NumberAxis(field.getLabel());
        numberOfAxisLegends++;
        if (unit != null) {
            double[] range = valueRanges.get(unit);
            axis.setRange(range[0], range[1]);
            NumberAxis seenOne = seenAxis.get(unit);
            if (seenOne == null) {
                seenAxis.put(unit, axis);
            } else {
                seenOne.setLabel(seenOne.getLabel() + "/" + field.getLabel());
                axis.setVisible(false);
                numberOfAxisLegends--;
            }
        } else {
            axis.setAutoRange(true);
            axis.setAutoRangeIncludesZero(true);
        }

        plot.setRangeAxis(lineCnt, axis);
        plot.setDataset(lineCnt, dataset2);
        plot.mapDatasetToRangeAxis(lineCnt, lineCnt);
        plot.setRangeAxisLocation(lineCnt, AxisLocation.BOTTOM_OR_RIGHT);

        StandardXYItemRenderer renderer = new MyStandardXYItemRenderer(plotInfo);
        renderer.setSeriesPaint(0, getColor(request, ARG_CHART_COLOR + field.getName(), colorCnt));
        plot.setRenderer(lineCnt, renderer);
        lineCnt++;
    }

    AxisSpace axisSpace = new AxisSpace();
    axisSpace.setRight(TIMESERIES_AXIS_WIDTHPER * numberOfAxisLegends);
    plot.setFixedRangeAxisSpace(axisSpace);

    long t4 = System.currentTimeMillis();
    BufferedImage newImage = chart.createBufferedImage(width + (numberOfAxisLegends * TIMESERIES_AXIS_WIDTHPER),
            height);

    long t5 = System.currentTimeMillis();

    //        System.err.println("Time series  cnt:" + cnt[0] + " " + (t2 - t1) + " "  + (t3 - t2) + " " + (t4 - t3) + " " + (t5 - t4));
    return newImage;
}

From source file:org.lmn.fc.frameworks.starbase.plugins.observatory.ui.tabs.charts.ChartHelper.java

/***********************************************************************************************
 * Create a dummy TimeSeriesDataItem at the origin of the Domain.
 *
 * @param timeseriescollection/*w  ww .j  a  v  a  2s. com*/
 * @param timeseries
 * @param domainstart
 * @param debug
 *
 * @return TimeSeriesDataItem
 */

public static TimeSeriesDataItem createDummyTimeSeriesDataItemAtOrigin(
        final TimeSeriesCollection timeseriescollection, final TimeSeries timeseries, final int domainstart,
        final boolean debug) {
    final String SOURCE = "ChartHelper.createDummyTimeSeriesDataItemAtOrigin() [domainstart=" + domainstart
            + "]";

    LOGGER.debug(debug, SOURCE);

    return new TimeSeriesDataItem(
            RegularTimePeriod.createInstance(timeseries.getTimePeriodClass(),
                    new Date(calculateDomainSliderMillis(ChartUIComponentPlugin.DOMAIN_SLIDER_MINIMUM,
                            ChartUIComponentPlugin.DOMAIN_SLIDER_MAXIMUM, domainstart,
                            timeseriescollection.getDomainLowerBound(true),
                            timeseriescollection.getDomainUpperBound(true), debug)),
                    TimeZone.getDefault()),
            timeseries.getMinY());
}