Examples of org.jfree.data.xy.OHLCDataset

org.jfree.data.xy.OHLCDataset
An interface that defines data in the form of (x, high, low, open, close) tuples.

                }
            }
        }
        else if (includeInterval && dataset instanceof OHLCDataset) {
            // handle special case of OHLCDataset
            OHLCDataset ohlc = (OHLCDataset) dataset;
            for (int series = 0; series < seriesCount; series++) {
                int itemCount = dataset.getItemCount(series);
                for (int item = 0; item < itemCount; item++) {
                    double lvalue = ohlc.getLowValue(series, item);
                    double uvalue = ohlc.getHighValue(series, item);
                    if (!Double.isNaN(lvalue)) {
                        minimum = Math.min(minimum, lvalue);
                    }
                    if (!Double.isNaN(uvalue)) {
                        maximum = Math.max(maximum, uvalue);

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        double maximum = Double.NEGATIVE_INFINITY;


        // handle three cases by dataset type
        if (includeInterval && dataset instanceof OHLCDataset) {
            // handle special case of OHLCDataset
            OHLCDataset ohlc = (OHLCDataset) dataset;
            Iterator iterator = visibleSeriesKeys.iterator();
            while (iterator.hasNext()) {
                Comparable seriesKey = (Comparable) iterator.next();
                int series = dataset.indexOf(seriesKey);
                int itemCount = dataset.getItemCount(series);
                for (int item = 0; item < itemCount; item++) {
                    double x = ohlc.getXValue(series, item);
                    if (xRange.contains(x)) {
                        double lvalue = ohlc.getLowValue(series, item);
                        double uvalue = ohlc.getHighValue(series, item);
                        if (!Double.isNaN(lvalue)) {
                            minimum = Math.min(minimum, lvalue);
                        }
                        if (!Double.isNaN(uvalue)) {
                            maximum = Math.max(maximum, uvalue);

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                        IntervalXYDataset intervalXYData
                                = (IntervalXYDataset) dataset;
                        value = intervalXYData.getStartYValue(series, item);
                    }
                    else if (dataset instanceof OHLCDataset) {
                        OHLCDataset highLowData = (OHLCDataset) dataset;
                        value = highLowData.getLowValue(series, item);
                    }
                    else {
                        value = dataset.getYValue(series, item);
                    }
                    if (!Double.isNaN(value)) {

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                        IntervalXYDataset intervalXYData
                                = (IntervalXYDataset) dataset;
                        value = intervalXYData.getEndYValue(series, item);
                    }
                    else if (dataset instanceof OHLCDataset) {
                        OHLCDataset highLowData = (OHLCDataset) dataset;
                        value = highLowData.getHighValue(series, item);
                    }
                    else {
                        value = dataset.getYValue(series, item);
                    }
                    if (!Double.isNaN(value)) {

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                }
            }
        }
        else if (includeInterval && dataset instanceof OHLCDataset) {
            // handle special case of OHLCDataset
            OHLCDataset ohlc = (OHLCDataset) dataset;
            for (int series = 0; series < seriesCount; series++) {
                int itemCount = dataset.getItemCount(series);
                for (int item = 0; item < itemCount; item++) {
                    double lvalue = ohlc.getLowValue(series, item);
                    double uvalue = ohlc.getHighValue(series, item);
                    if (!Double.isNaN(lvalue)) {
                        minimum = Math.min(minimum, lvalue);
                    }
                    if (!Double.isNaN(uvalue)) {
                        maximum = Math.max(maximum, uvalue);

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    public String generateToolTip(XYDataset dataset, int series, int item) {


        String result = null;


        if (dataset instanceof OHLCDataset) {
            OHLCDataset d = (OHLCDataset) dataset;
            Number high = d.getHigh(series, item);
            Number low = d.getLow(series, item);
            Number open = d.getOpen(series, item);
            Number close = d.getClose(series, item);
            Number x = d.getX(series, item);


            result = d.getSeriesKey(series).toString();


            if (x != null) {
                Date date = new Date(x.longValue());
                result = result + "--> Date=" + this.dateFormatter.format(date);
                if (high != null) {

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    public void testFindRangeBounds() {
        HighLowRenderer renderer = new HighLowRenderer();


        OHLCDataItem item1 = new OHLCDataItem(new Date(1L), 2.0, 4.0, 1.0, 3.0,
                100);
        OHLCDataset dataset = new DefaultOHLCDataset("S1",
                new OHLCDataItem[] {item1});
        Range range = renderer.findRangeBounds(dataset);
        assertEquals(new Range(1.0, 4.0), range);


        OHLCDataItem item2 = new OHLCDataItem(new Date(1L), -1.0, 3.0, -1.0,

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    public void testFindRangeBounds() {
        HighLowRenderer renderer = new HighLowRenderer();


        OHLCDataItem item1 = new OHLCDataItem(new Date(1L), 2.0, 4.0, 1.0, 3.0,
                100);
        OHLCDataset dataset = new DefaultOHLCDataset("S1",
                new OHLCDataItem[] {item1});
        Range range = renderer.findRangeBounds(dataset);
        assertEquals(new Range(1.0, 4.0), range);


        OHLCDataItem item2 = new OHLCDataItem(new Date(1L), -1.0, 3.0, -1.0,

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    public void testFindRangeBounds() {
        CandlestickRenderer renderer = new CandlestickRenderer();


        OHLCDataItem item1 = new OHLCDataItem(new Date(1L), 2.0, 4.0, 1.0, 3.0,
                100);
        OHLCDataset dataset = new DefaultOHLCDataset("S1",
                new OHLCDataItem[] {item1});
        Range range = renderer.findRangeBounds(dataset);
        assertEquals(new Range(1.0, 4.0), range);


        OHLCDataItem item2 = new OHLCDataItem(new Date(1L), -1.0, 3.0, -1.0,

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    public void testFindRangeBounds() {
        CandlestickRenderer renderer = new CandlestickRenderer();


        OHLCDataItem item1 = new OHLCDataItem(new Date(1L), 2.0, 4.0, 1.0, 3.0,
                100);
        OHLCDataset dataset = new DefaultOHLCDataset("S1",
                new OHLCDataItem[] {item1});
        Range range = renderer.findRangeBounds(dataset);
        assertEquals(new Range(1.0, 4.0), range);


        OHLCDataItem item2 = new OHLCDataItem(new Date(1L), -1.0, 3.0, -1.0,

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Related Classes of org.jfree.data.xy.OHLCDataset

org.jfree.chart.labels.HighLowItemLabelGenerator

org.jfree.chart.renderer.xy.CandlestickRenderer

org.jfree.chart.renderer.xy.CandlestickRendererTest

org.jfree.chart.renderer.xy.HighLowRenderer

org.jfree.chart.renderer.xy.HighLowRendererTest

org.jfree.chart.renderer.xy.junit.CandlestickRendererTests

org.jfree.chart.renderer.xy.junit.HighLowRendererTests

org.jfree.data.general.DatasetUtilities

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