private JFreeChart buildDifferenceChart(TimeSeriesCollection dataset, String title) {
// Creat the chart
JFreeChart chart =
ChartFactory.createTimeSeriesChart(
title,
"Date",
"Price",
dataset,
true, // legend
true, // tool tips
false // URLs
);
chart.setBackgroundPaint(Color.white);
XYPlot plot = chart.getXYPlot();
plot.setRenderer(
new XYDifferenceRenderer(new Color(112, 128, 222), new Color(112, 128, 222), false));
plot.setBackgroundPaint(Color.white);
plot.setDomainGridlinePaint(Color.white);
plot.setRangeGridlinePaint(Color.white);
plot.setAxisOffset(new RectangleInsets(UnitType.ABSOLUTE, 5.0, 5.0, 5.0, 5.0));
ValueAxis domainAxis = new DateAxis("Date");
domainAxis.setLowerMargin(0.0);
domainAxis.setUpperMargin(0.0);
plot.setDomainAxis(domainAxis);
plot.setForegroundAlpha(0.5f);
return chart;
}
private JFreeChart buildChart(TimeSeriesCollection dataset, String title, boolean endPoints) {
// Create the chart
JFreeChart chart =
ChartFactory.createTimeSeriesChart(title, "Date", "Price", dataset, true, true, false);
// Display each series in the chart with its point shape in the legend
LegendTitle sl = chart.getLegend();
// sl.setDisplaySeriesShapes(true);
// Setup the appearance of the chart
chart.setBackgroundPaint(Color.white);
XYPlot plot = chart.getXYPlot();
plot.setBackgroundPaint(Color.lightGray);
plot.setDomainGridlinePaint(Color.white);
plot.setRangeGridlinePaint(Color.white);
plot.setAxisOffset(new RectangleInsets(UnitType.ABSOLUTE, 5.0, 5.0, 5.0, 5.0));
plot.setDomainCrosshairVisible(true);
plot.setRangeCrosshairVisible(true);
// Display data points or just the lines?
if (endPoints) {
XYItemRenderer renderer = plot.getRenderer();
if (renderer instanceof StandardXYItemRenderer) {
StandardXYItemRenderer rr = (StandardXYItemRenderer) renderer;
// rr.setPlotShapes(true);
rr.setShapesFilled(true);
rr.setItemLabelsVisible(true);
}
}
// Tell the chart how we would like dates to read
DateAxis axis = (DateAxis) plot.getDomainAxis();
axis.setDateFormatOverride(new SimpleDateFormat("MMM-yyyy"));
return chart;
}
private static JFreeChart createChart() {
DateAxis dateaxis = new DateAxis("Date");
dateaxis.setTickMarkPosition(DateTickMarkPosition.MIDDLE);
NumberAxis numberaxis = new NumberAxis("Value");
IntervalXYDataset intervalxydataset = createDataset1();
XYBarRenderer xybarrenderer = new XYBarRenderer(0.20000000000000001D);
xybarrenderer.setBaseToolTipGenerator(
new StandardXYToolTipGenerator(
"{0}: ({1}, {2})", new SimpleDateFormat("d-MMM-yyyy"), new DecimalFormat("0.00")));
XYPlot xyplot = new XYPlot(intervalxydataset, dateaxis, numberaxis, xybarrenderer);
NumberAxis numberaxis1 = new NumberAxis("Value 2");
xyplot.setRangeAxis(1, numberaxis1);
XYDataset xydataset = createDataset2A();
StandardXYItemRenderer standardxyitemrenderer = new StandardXYItemRenderer();
standardxyitemrenderer.setBaseToolTipGenerator(
new StandardXYToolTipGenerator(
"{0}: ({1}, {2})", new SimpleDateFormat("d-MMM-yyyy"), new DecimalFormat("0.00")));
xyplot.setDataset(1, xydataset);
xyplot.setRenderer(1, standardxyitemrenderer);
XYDataset xydataset1 = createDataset2B();
xyplot.setDataset(2, xydataset1);
xyplot.setRenderer(2, new StandardXYItemRenderer());
xyplot.mapDatasetToRangeAxis(2, 1);
xyplot.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD);
xyplot.setOrientation(PlotOrientation.VERTICAL);
JFreeChart jfreechart =
new JFreeChart("Overlaid XYPlot Demo 2", JFreeChart.DEFAULT_TITLE_FONT, xyplot, true);
ChartUtilities.applyCurrentTheme(jfreechart);
return jfreechart;
}
public Chart(String title, String timeAxis, String valueAxis, TimeSeries data) {
try {
// Build the datasets
dataset.addSeries(data);
// Create the chart
JFreeChart chart =
ChartFactory.createTimeSeriesChart(
title, timeAxis, valueAxis, dataset, true, true, false);
// Setup the appearance of the chart
chart.setBackgroundPaint(Color.white);
XYPlot plot = chart.getXYPlot();
plot.setBackgroundPaint(Color.lightGray);
plot.setDomainGridlinePaint(Color.white);
plot.setRangeGridlinePaint(Color.white);
plot.setAxisOffset(new RectangleInsets(UnitType.ABSOLUTE, 5.0, 5.0, 5.0, 5.0));
plot.setDomainCrosshairVisible(true);
plot.setRangeCrosshairVisible(true);
// Tell the chart how we would like dates to read
DateAxis axis = (DateAxis) plot.getDomainAxis();
axis.setDateFormatOverride(new SimpleDateFormat("EEE HH"));
this.add(new ChartPanel(chart));
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* Create the charts
*
* @throws RemoteException On badness
* @throws VisADException On badness
*/
public void loadData() throws VisADException, RemoteException {
createChart();
List dataChoiceWrappers = getDataChoiceWrappers();
try {
for (int dataSetIdx = 0; dataSetIdx < plot.getDatasetCount(); dataSetIdx++) {
MyHistogramDataset dataset = (MyHistogramDataset) plot.getDataset(dataSetIdx);
dataset.removeAllSeries();
}
// dataset.removeAllSeries();
Hashtable props = new Hashtable();
props.put(TrackDataSource.PROP_TRACKTYPE, TrackDataSource.ID_TIMETRACE);
for (int paramIdx = 0; paramIdx < dataChoiceWrappers.size(); paramIdx++) {
DataChoiceWrapper wrapper = (DataChoiceWrapper) dataChoiceWrappers.get(paramIdx);
DataChoice dataChoice = wrapper.getDataChoice();
FlatField data = getFlatField((FieldImpl) dataChoice.getData(null, props));
Unit unit = ucar.visad.Util.getDefaultRangeUnits((FlatField) data)[0];
double[][] samples = data.getValues(false);
double[] actualValues = filterData(samples[0], getTimeValues(samples, data))[0];
NumberAxis domainAxis = new NumberAxis(wrapper.getLabel(unit));
XYItemRenderer renderer;
if (stacked) {
renderer = new StackedXYBarRenderer();
} else {
renderer = new XYBarRenderer();
}
plot.setRenderer(paramIdx, renderer);
Color c = wrapper.getColor(paramIdx);
domainAxis.setLabelPaint(c);
renderer.setSeriesPaint(0, c);
MyHistogramDataset dataset = new MyHistogramDataset();
dataset.setType(HistogramType.FREQUENCY);
dataset.addSeries(dataChoice.getName() + " [" + unit + "]", actualValues, bins);
plot.setDomainAxis(paramIdx, domainAxis, false);
plot.mapDatasetToDomainAxis(paramIdx, paramIdx);
plot.setDataset(paramIdx, dataset);
}
} catch (Exception exc) {
LogUtil.logException("Error creating data set", exc);
return;
}
}