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;
}
/**
* temporal helper function
*
* @param dataset
* @return
*/
private JFreeChart createChart(TimeSeriesCollection dataset) {
NumberAxis axis = new NumberAxis(null);
axis.setAutoRangeIncludesZero(false);
// parent=new CombinedRangeXYPlot(axis);
// chart = null;
// XYPlot plot2=new XYPlot(dataset2, new DateAxis(null), null, new StandardXYItemRenderer());
// XYPlot subplot2=new XYPldt(dataset2, new DateAxis("Date 2"), null, )
// parent.add(subplot1);
// parent.add(subplot2);
// chart=new JFreeChart(null, null, parent, false);
chart = ChartFactory.createTimeSeriesChart(null, "", "", dataset, false, false, false);
XYPlot plot1 = chart.getXYPlot();
plot1.setDataset(dataset);
plot1.setRenderer(new StandardXYItemRenderer());
plot1.setSecondaryDataset(0, hld);
CandlestickRenderer c1 = new CandlestickRenderer();
// c1.setAutoWidthFactor(1.0);
// c1.setAutoWidthGap(0.1);
c1.setBasePaint(new Color(255, 255, 255));
c1.setBaseOutlinePaint(new Color(255, 255, 255));
c1.setPaint(new Color(255, 255, 255));
c1.setUpPaint(new Color(255, 0, 0, 80));
c1.setDownPaint(new Color(0, 255, 0, 80));
plot1.setSecondaryRenderer(0, c1);
// plot1.setSecondaryDataset(0, dataset2);
XYDotRenderer xd1 = new XYDotRenderer();
// plot1.setSecondaryRenderer(0, new AreaXYRenderer(AreaXYRenderer.AREA_AND_SHAPES));
// plot1.setSecondaryRenderer(0, xd1);
// chart=new JFreeChart("", null, plot1, false);
chart.setBackgroundPaint(new Color(0, 0, 0));
return chart;
}
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();
}
}
private static JFreeChart createChart(XYDataset dataset) {
JFreeChart chart =
ChartFactory.createXYLineChart(
"Ratings by Age", // Title
"Age", // X label
"Average Rating", // Y label
dataset, // data
PlotOrientation.VERTICAL, // Orientation
false, // legend
false, // tooltips
false); // urls
chart.setBorderPaint(Color.white);
XYPlot plot = chart.getXYPlot();
plot.setBackgroundPaint(Color.lightGray);
plot.setDomainGridlinePaint(Color.white);
plot.setRangeGridlinePaint(Color.white);
XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer();
renderer.setSeriesLinesVisible(0, true);
plot.setRenderer(renderer);
// change the auto tick unit selection to integer units only...
final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
return chart;
}
/** Creates fundamental diagram chart. */
private JFreeChart makeFDChart() {
updateFDSeries();
XYSeriesCollection dataset = new XYSeriesCollection();
dataset.addSeries(ffFD);
dataset.addSeries(cFD);
dataset.addSeries(cdFD);
JFreeChart chart =
ChartFactory.createXYLineChart(
null, // chart title
"Density (vpm)", // x axis label
"Flow (vph)", // y axis label
dataset, // data
PlotOrientation.VERTICAL,
false, // include legend
false, // tooltips
false // urls
);
XYPlot plot = (XYPlot) chart.getPlot();
plot.getRenderer().setSeriesPaint(0, Color.GREEN);
plot.getRenderer().setSeriesPaint(1, Color.RED);
plot.getRenderer().setSeriesPaint(2, Color.BLUE);
plot.getRenderer().setStroke(new BasicStroke(2));
return chart;
}
/**
* 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;
}
}
public String generateXYAreaChart(
HttpSession session, PrintWriter pw, String courseId, int studentId) {
String filename = null;
/* int groupId=0;
if (groupName.equals("All")){
groupId=0;
}else{
groupId = studStatisticBean.getGroupIdByName(groupName);
}*/
try {
// Retrieve list of WebHits for each section and populate a TableXYDataset
StudentsConceptChartDataSet cDataSet =
new StudentsConceptChartDataSet(studStatisticBean, courseId, studentId);
// cDataSet.setStudentStatisticBeanIdRef(studStatisticBean);
ArrayList sections = cDataSet.getSections();
Iterator sectionIter = sections.iterator();
DefaultTableXYDataset dataset = new DefaultTableXYDataset();
while (sectionIter.hasNext()) {
String section = (String) sectionIter.next();
ArrayList list = cDataSet.getDataByHitConcept(section);
XYSeries dataSeries = new XYSeries(section, true, false);
Iterator webHitIter = list.iterator();
while (webHitIter.hasNext()) {
StudentsConceptHit cHit = (StudentsConceptHit) webHitIter.next();
dataSeries.add(cHit.getOrdNumb(), cHit.getHitDegree());
}
dataset.addSeries(dataSeries);
}
// Throw a custom NoDataException if there is no data
if (dataset.getItemCount() == 0) {
System.out.println("No data has been found");
throw new NoDataException();
}
// Create tooltip and URL generators
SimpleDateFormat sdf = new SimpleDateFormat("dd-MMM-yyyy", Locale.UK);
StandardXYToolTipGenerator ttg =
new StandardXYToolTipGenerator(
StandardXYToolTipGenerator.DEFAULT_TOOL_TIP_FORMAT, sdf, NumberFormat.getInstance());
TimeSeriesURLGenerator urlg =
new TimeSeriesURLGenerator(sdf, "bar_chart.jsp", "series", "hitDate");
// Create the X-Axis
DateAxis xAxis = new DateAxis(null);
xAxis.setLowerMargin(0.0);
xAxis.setUpperMargin(0.0);
// Create the X-Axis
NumberAxis yAxis = new NumberAxis(null);
yAxis.setAutoRangeIncludesZero(true);
// Create the renderer
StackedXYAreaRenderer renderer =
new StackedXYAreaRenderer(XYAreaRenderer.AREA_AND_SHAPES, ttg, urlg);
renderer.setSeriesPaint(0, new Color(255, 255, 180));
renderer.setSeriesPaint(1, new Color(206, 230, 255));
renderer.setSeriesPaint(2, new Color(255, 230, 230));
renderer.setSeriesPaint(3, new Color(206, 255, 206));
renderer.setShapePaint(Color.gray);
renderer.setShapeStroke(new BasicStroke(0.5f));
renderer.setShape(new Ellipse2D.Double(-3, -3, 6, 6));
renderer.setOutline(true);
// Create the plot
XYPlot plot = new XYPlot(dataset, xAxis, yAxis, renderer);
plot.setForegroundAlpha(0.65f);
// Reconfigure Y-Axis so the auto-range knows that the data is stacked
yAxis.configure();
// Create the chart
JFreeChart chart = new JFreeChart(null, JFreeChart.DEFAULT_TITLE_FONT, plot, true);
chart.setBackgroundPaint(java.awt.Color.white);
// Write the chart image to the temporary directory
ChartRenderingInfo info = new ChartRenderingInfo(new StandardEntityCollection());
filename = ServletUtilities.saveChartAsPNG(chart, 600, 400, info, session);
// Write the image map to the PrintWriter
ChartUtilities.writeImageMap(pw, filename, info);
pw.flush();
} catch (NoDataException e) {
System.out.println(e.toString());
filename = "public_nodata_500x300.png";
} catch (Exception e) {
System.out.println("Exception - " + e.toString());
e.printStackTrace(System.out);
filename = "public_error_500x300.png";
}
return filename;
}
public String generateXYChart(
String section, HttpSession session, PrintWriter pw, String courseId, int studentId) {
/*int groupId=0;
if (groupName.equals("All")){
groupId=0;
}else{
groupId = studStatisticBean.getGroupIdByName(groupName);
}*/
String filename = null;
try {
// Retrieve list of WebHits
StudentsConceptChartDataSet cDataSet =
new StudentsConceptChartDataSet(studStatisticBean, courseId, studentId);
ArrayList list = cDataSet.getDataByHitConcept(section);
// Throw a custom NoDataException if there is no data
if (list.size() == 0) {
System.out.println("No data has been found");
throw new NoDataException();
}
// Create and populate an XYSeries Collection
XYSeries dataSeries = new XYSeries("Students progress line");
Iterator iter = list.listIterator();
while (iter.hasNext()) {
StudentsConceptHit ch = (StudentsConceptHit) iter.next();
dataSeries.add(ch.getOrdNumb(), ch.getHitDegree());
}
XYSeriesCollection xyDataset = new XYSeriesCollection(dataSeries);
NumberFormat nf = NumberFormat.getIntegerInstance();
NumberFormat nf2 = NumberFormat.getInstance();
String cTitle = null;
// StandardXYToolTipGenerator ttg = new
// StandardXYToolTipGenerator(StandardXYToolTipGenerator.DEFAULT_TOOL_TIP_FORMAT,nf,nf2);
CustomXYToolTipGenerator ttg = new CustomXYToolTipGenerator();
ttg.addToolTipSeries(cDataSet.getConceptNames());
StandardXYURLGenerator sxyUrlGen =
new StandardXYURLGenerator("#", xyDataset.getSeriesName(0), "PassedConceptOrdNum");
ValueAxis ordNumAxis = new NumberAxis("Concept ordinal number");
NumberAxis valueAxis = new NumberAxis("Current knowledge");
// valueAxis.setAutoRangeIncludesZero(true);
valueAxis.setRange(0.0, 6.0); // override default
ordNumAxis.setAutoRange(true);
ordNumAxis.setLowerMargin(0.0);
StandardXYItemRenderer renderer =
new StandardXYItemRenderer(
StandardXYItemRenderer.LINES + StandardXYItemRenderer.SHAPES, ttg, sxyUrlGen);
Marker marker = new ValueMarker(1.50); // /
Marker marker2 = new ValueMarker(2.50);
Marker marker3 = new ValueMarker(3.50);
Marker marker4 = new ValueMarker(4.50);
Marker marker5 = new ValueMarker(5.00);
renderer.setShapesFilled(true);
XYPlot plot = new XYPlot(xyDataset, ordNumAxis, valueAxis, renderer);
plot.addRangeMarker(marker);
plot.addRangeMarker(marker2);
plot.addRangeMarker(marker3);
plot.addRangeMarker(marker4);
plot.addRangeMarker(marker5);
XYTextAnnotation xyBad = new XYTextAnnotation("Bad", 1, 1);
xyBad.setX(0.2);
xyBad.setY(0.75);
XYTextAnnotation xyNotBad = new XYTextAnnotation("Not Bad", 1, 1);
xyNotBad.setX(0.2);
xyNotBad.setY(2);
XYTextAnnotation xyGood = new XYTextAnnotation("Good", 1, 1);
xyGood.setX(0.2);
xyGood.setY(3);
XYTextAnnotation xyVeryGood = new XYTextAnnotation("Very Good", 1, 1);
xyVeryGood.setX(0.2);
xyVeryGood.setY(4);
XYTextAnnotation xyExcellent = new XYTextAnnotation("Excellent", 1, 1);
xyExcellent.setX(0.2);
xyExcellent.setY(4.75);
XYTextAnnotation xyExpert = new XYTextAnnotation("Expert", 1, 1);
xyExpert.setX(0.2);
xyExpert.setY(5.25);
plot.addAnnotation(xyBad);
plot.addAnnotation(xyNotBad);
plot.addAnnotation(xyGood);
plot.addAnnotation(xyVeryGood);
plot.addAnnotation(xyExcellent);
plot.addAnnotation(xyExpert);
JFreeChart chart = new JFreeChart("", JFreeChart.DEFAULT_TITLE_FONT, plot, true);
chart.setBackgroundPaint(java.awt.Color.white);
// Write the chart image to the temporary directory
ChartRenderingInfo info = new ChartRenderingInfo(new StandardEntityCollection());
filename = ServletUtilities.saveChartAsPNG(chart, 600, 400, info, session);
// Write the image map to the PrintWriter
ChartUtilities.writeImageMap(pw, filename, info);
pw.flush();
} catch (NoDataException e) {
System.out.println(e.toString());
filename = "public_nodata_500x300.png";
} catch (Exception e) {
System.out.println("Exception - " + e.toString());
e.printStackTrace(System.out);
filename = "public_error_500x300.png";
}
return filename;
}
private void addData(
JFreeChart chart,
DSLAMSource source,
Timeinterval time,
Serializable filter,
Properties properties,
Map<String, Object> colorScheme,
Properties outputProperties)
throws IOException {
if (chart != null) {
PerformanceCounterDataCollection cData = null;
long dataSize = 0;
try {
cData =
getPerformanceCounterDataCollection(source, time, filter, properties, outputProperties);
Collection<PerformanceCounterData> data = null;
Date d0 = null; // first timestamp for data
Date d1 = null; // last timestamp for data
RegularTimePeriod time0 = null;
if (cData != null) {
data = cData.getData();
{
int l = data.size();
outputProperties.setProperty("data.count", Integer.toString(l));
}
if (data != null && data.size() > 0) {
dataSize = data.size();
// Set 'd0':
{
// TODO: Avoid assumption "data is sorted"!
PerformanceCounterData e = data.iterator().next();
d0 = e.getTimestamp();
}
// Set 'd1':
{
// TODO: Avoid assumption "data is sorted"!
for (PerformanceCounterData e : data) {
d1 = e.getTimestamp();
}
}
time0 = createRegularTimePeriod(d0);
}
}
XYPlot plot = chart.getXYPlot();
// Set the first dataset:
{
TimeSeriesCollection dataset = new TimeSeriesCollection();
List<Paint> seriesPaint = new ArrayList<Paint>();
List<Stroke> seriesStroke = new ArrayList<Stroke>();
// Add series 'ES':
{
if (data != null && data.size() > 0) {
TimeSeries series = new TimeSeries("ES", time0.getClass());
for (PerformanceCounterData e : data) {
Date d = e.getTimestamp();
RegularTimePeriod timePeriod = createRegularTimePeriod(d);
// Add point:
{
int value = getES(e);
addOrUpdate(series, timePeriod, (double) value);
}
}
seriesPaint.add((Paint) colorScheme.get("color.counter.es"));
seriesStroke.add(STROKE_COUNTER_ES);
dataset.addSeries(series);
}
}
// Add series 'SES':
{
if (data != null && data.size() > 0) {
TimeSeries series = new TimeSeries("SES", time0.getClass());
for (PerformanceCounterData e : data) {
Date d = e.getTimestamp();
RegularTimePeriod timePeriod = createRegularTimePeriod(d);
// Add point:
{
int value = getSES(e);
addOrUpdate(series, timePeriod, (double) value);
}
}
seriesPaint.add((Paint) colorScheme.get("color.counter.ses"));
seriesStroke.add(STROKE_COUNTER_SES);
dataset.addSeries(series);
}
}
// Add series 'US':
{
if (data != null && data.size() > 0) {
TimeSeries series = new TimeSeries("US", time0.getClass());
for (PerformanceCounterData e : data) {
Date d = e.getTimestamp();
RegularTimePeriod timePeriod = createRegularTimePeriod(d);
// Add point:
{
int value = getUS(e);
addOrUpdate(series, timePeriod, (double) value);
}
}
seriesPaint.add((Paint) colorScheme.get("color.counter.us"));
seriesStroke.add(STROKE_COUNTER_US);
dataset.addSeries(series);
}
}
// superspeed
{
if (data != null && data.size() > 0) {
TimeSeries series = new TimeSeries("LEFTRS", time0.getClass());
for (PerformanceCounterData e : data) {
Date d = e.getTimestamp();
RegularTimePeriod timePeriod = createRegularTimePeriod(d);
{
int value = getPreviousLEFTRS(e);
addOrUpdate(series, timePeriod, (double) value);
}
}
seriesPaint.add((Paint) colorScheme.get("color.counter.previousleftrs"));
seriesStroke.add(STROKE_COUNTER_US);
dataset.addSeries(series);
}
}
// ends
{
if (data != null && data.size() > 0) {
boolean showLinearCurve = getShowLinearCurve();
if (showLinearCurve) {
// Add series for a linear curve:
{
TimeSeries series = new TimeSeries("Linear", time0.getClass());
long t0 = d0.getTime();
long t1 = d1.getTime();
if (t0 < t1) {
long timeX = 15 * 60 * 1000; // 15 minutes intervals
// TODO: Read length of intervals from obtained data!
double value0 = 0;
double value1 = 900;
// TODO: Read '900' from obtained data!
long timeDelta = t1 - t0;
double valueDelta = value1 - value0;
long t = t0;
int i = 0;
while (t <= t1) {
Date d = new Date(t);
RegularTimePeriod timePeriod = createRegularTimePeriod(d);
double value = value0 + ((t - t0) * valueDelta) / timeDelta;
// Add point:
{
addOrUpdate(series, timePeriod, (double) value);
}
t += timeX;
i += 1;
}
}
seriesPaint.add(Color.red);
seriesStroke.add(STROKE_COUNTER_DEFAULT);
dataset.addSeries(series);
}
}
}
}
setDefaultRenderer(chart, colorScheme, 0, seriesPaint, seriesStroke);
plot.setDataset(0, dataset);
plot.mapDatasetToRangeAxis(0, 0);
}
} finally {
if (cData != null) {
cData.dispose();
cData = null;
}
}
if (outputProperties != null) {
outputProperties.setProperty("data.count", Long.toString(dataSize));
}
}
}
protected JFreeChart createChart(
DSLAMSource source,
String LID,
Timeinterval time,
Properties properties,
GraphRenderingInput input,
Map<String, Object> colorScheme,
Properties outputProperties)
throws IOException {
JFreeChart res = null;
{
JFreeChart chart = null;
Timeinterval domainAxisTime = null;
// Set 'chart':
{
String domainAxisTitle = null;
// Set 'domainAxisTime':
{
DateFormat format = (DateFormat) colorScheme.get("date.format");
domainAxisTitle = "Time (" + time.toString(format) + ")";
}
chart =
ChartFactory.createTimeSeriesChart(
null, // chart-title
domainAxisTitle, // domain-axis label
null, // value-axis label
null, // dataset
true, // legends required
true, // generate tooltips
false // generate URLs
);
}
XYPlot plot = chart.getXYPlot();
plot.setOrientation(PlotOrientation.VERTICAL);
plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
plot.getRangeAxis().setFixedDimension(15.0);
// Fix the domain axis:
{
fixDateAxisToTimeinterval(plot, time);
domainAxisTime = time;
}
// Set the y-axis:
{
String axisTitle = "Count (/900s)";
ValueAxis a = new LogarithmicAxis(axisTitle);
a.setLowerBound(0);
a.setUpperBound(1000); // TODO: '1000' is '900' rounded up to nearest power of 10!
// TODO: Get unit from data-model!
// TODO: Get upper bound from data-model!
plot.setRangeAxis(a);
}
String title = getTitle();
setDefaults(chart, colorScheme);
setTitle(chart, LID, colorScheme, title, source, time);
String filter = ""; // an empty string implies the default filter!
// Set 'filter':
{
if (input != null) {
Properties p = input.getProperties();
if (p != null) {
String v = p.getProperty("data.filter");
if (v != null) {
filter = v;
}
}
}
}
addData(chart, source, time, filter, properties, colorScheme, outputProperties);
if (outputProperties != null) {
if (domainAxisTime != null) {
outputProperties.setProperty("axis.domain.time", time.toString());
}
}
res = chart;
}
return res;
}
public ValueAxis getValueAxisCandles() {
CombinedDomainXYPlot cplot = (CombinedDomainXYPlot) this.getChart().getPlot();
XYPlot plot = (XYPlot) cplot.getSubplots().get(0);
ValueAxis va = plot.getRangeAxis();
return va;
}