void refreshLayoutComposite() {
super.refreshLayoutComposite();
chart = new Chart(layoutComposite, SWT.NONE);
chart.getTitle().setText("Hop count");
chart.getAxisSet().getXAxis(0).getTitle().setText("Time(s)");
chart.getAxisSet().getYAxis(0).getTitle().setText("Hop count");
// create line series
ILineSeries lineSeries =
(ILineSeries) chart.getSeriesSet().createSeries(SeriesType.LINE, "line series");
lineSeries.setYSeries(ySeries);
lineSeries.setXSeries(xSeries);
lineSeries.setLineStyle(LineStyle.DOT);
// adjust the axis range
chart.getAxisSet().adjustRange();
}
/**
* Creates a series
*
* @param seriesSet
* @param data
* @param label
* @param symbol
* @param color
*/
private void createSeries(
ISeriesSet seriesSet, double[] data, String label, PlotSymbolType symbol, Color color) {
ILineSeries series =
(ILineSeries) seriesSet.createSeries(SeriesType.LINE, label); // $NON-NLS-1$
series.setAntialias(SWT.ON);
series.getLabel().setVisible(false);
series.getLabel().setFont(chart.getFont());
series.setYSeries(data);
series.setSymbolType(symbol);
series.setSymbolColor(color);
series.setLineColor(color);
series.setXAxisId(0);
series.setYAxisId(0);
}
/**
* create the chart.
*
* @param parent The parent composite
* @return The created chart
*/
public static Chart createChart(Composite parent) {
// create a chart
Chart chart = new Chart(parent, SWT.NONE);
// set titles
chart.getTitle().setText("Step Chart");
chart.getAxisSet().getXAxis(0).getTitle().setText("Data Points");
chart.getAxisSet().getYAxis(0).getTitle().setText("Amplitude");
// create line series
ILineSeries lineSeries =
(ILineSeries) chart.getSeriesSet().createSeries(SeriesType.LINE, "line series");
lineSeries.setYSeries(ySeries);
lineSeries.setSymbolType(PlotSymbolType.NONE);
lineSeries.enableStep(true);
// adjust the axis range
chart.getAxisSet().adjustRange();
return chart;
}
private void showData(List<IStoreItem> res) {
Iterator<IStoreItem> iter = res.iterator();
// clear the graph
ISeries[] coll = chart.getSeriesSet().getSeries();
for (int i = 0; i < coll.length; i++) {
ISeries iSeries = coll[i];
chart.getSeriesSet().deleteSeries(iSeries.getId());
}
while (iter.hasNext()) {
ICollection iCollection = (ICollection) iter.next();
TimeFrequencyBins.BinnedData bins = null;
if (iCollection.isTemporal()) {
if (iCollection.size() > 1) {
if (iCollection.size() <= MAX_SIZE) {
IBaseTemporalCollection thisQ = (IBaseTemporalCollection) iCollection;
bins = TimeFrequencyBins.doBins(iCollection, thisQ);
String seriesName = iCollection.getName();
ILineSeries newSeries =
(ILineSeries) chart.getSeriesSet().createSeries(SeriesType.LINE, seriesName);
newSeries.setSymbolType(PlotSymbolType.NONE);
newSeries.enableArea(true);
newSeries.setLineColor(PlottingHelpers.colorFor(seriesName));
Date[] xData = new Date[bins.size() * 2];
double[] yData = new double[bins.size() * 2];
// put the data into series
int ctr = 0;
Iterator<Bin> iter2 = bins.iterator();
while (iter2.hasNext()) {
Bin bin = (TimeFrequencyBins.Bin) iter2.next();
xData[ctr] = new Date(bin.lowerVal);
yData[ctr++] = bin.freqVal;
xData[ctr] = new Date(bin.upperVal);
yData[ctr++] = bin.freqVal;
}
newSeries.setXDateSeries(xData);
newSeries.setYSeries(yData);
newSeries.enableStack(true);
newSeries.enableArea(true);
// adjust the axis range
chart.getAxisSet().adjustRange();
IAxis xAxis = chart.getAxisSet().getXAxis(0);
xAxis.enableCategory(false);
// set the y axis min to be zero
Range yRange = chart.getAxisSet().getYAxis(0).getRange();
chart.getAxisSet().getYAxis(0).setRange(new Range(0, yRange.upper));
chart.redraw();
}
}
}
}
}
private void updateChart(Security security) {
ISeries series = chart.getSeriesSet().getSeries(Messages.ColumnQuote);
if (series != null) chart.getSeriesSet().deleteSeries(Messages.ColumnQuote);
chart.clearMarkerLines();
if (security == null || security.getPrices().isEmpty()) {
chart.getTitle().setText(security == null ? "..." : security.getName()); // $NON-NLS-1$
chart.redraw();
return;
}
chart.getTitle().setText(security.getName());
List<SecurityPrice> prices = security.getPrices();
int index;
Date[] dates;
double[] values;
if (chartPeriod == null) {
index = 0;
dates = new Date[prices.size()];
values = new double[prices.size()];
} else {
index =
Math.abs(
Collections.binarySearch(
prices, new SecurityPrice(chartPeriod, 0), new SecurityPrice.ByDate()));
if (index >= prices.size()) {
// no data available
chart.redraw();
return;
}
dates = new Date[prices.size() - index];
values = new double[prices.size() - index];
}
for (int ii = 0; index < prices.size(); index++, ii++) {
SecurityPrice p = prices.get(index);
dates[ii] = p.getTime();
values[ii] = p.getValue() / Values.Quote.divider();
}
ILineSeries lineSeries =
(ILineSeries) chart.getSeriesSet().createSeries(SeriesType.LINE, Messages.ColumnQuote);
lineSeries.setXDateSeries(dates);
lineSeries.setLineWidth(2);
lineSeries.enableArea(true);
lineSeries.setSymbolType(PlotSymbolType.NONE);
lineSeries.setYSeries(values);
lineSeries.setAntialias(SWT.ON);
chart.getAxisSet().adjustRange();
for (Portfolio portfolio : getClient().getPortfolios()) {
for (PortfolioTransaction t : portfolio.getTransactions()) {
if (t.getSecurity() == security
&& (chartPeriod == null || chartPeriod.before(t.getDate()))) {
String label = Values.Share.format(t.getShares());
switch (t.getType()) {
case BUY:
case TRANSFER_IN:
case DELIVERY_INBOUND:
chart.addMarkerLine(t.getDate(), new RGB(0, 128, 0), label);
break;
case SELL:
case TRANSFER_OUT:
case DELIVERY_OUTBOUND:
chart.addMarkerLine(t.getDate(), new RGB(128, 0, 0), "-" + label); // $NON-NLS-1$
break;
default:
throw new UnsupportedOperationException();
}
}
}
}
chart.redraw();
}