Example usage for org.jfree.data.general SeriesChangeEvent getSource

Introduction

In this page you can find the example usage for org.jfree.data.general SeriesChangeEvent getSource.

Prototype

public Object getSource() 

Source Link

Document

The object on which the Event initially occurred.

Usage

From source file:org.trade.ui.chart.CandlestickChart.java

/**
 * Method seriesChanged./*from  w  w  w  .j a  v  a  2 s  .  c  om*/
 * 
 * @param event
 *            SeriesChangeEvent
 * @see org.jfree.data.general.SeriesChangeListener#seriesChanged(SeriesChangeEvent)
 */
public void seriesChanged(SeriesChangeEvent event) {

    Object series = event.getSource();
    if (series instanceof CandleSeries) {

        CandleSeries candleSeries = (CandleSeries) series;
        if (!candleSeries.isEmpty()) {
            CombinedDomainXYPlot combinedXYplot = (CombinedDomainXYPlot) this.chart.getPlot();
            @SuppressWarnings("unchecked")
            List<XYPlot> subplots = combinedXYplot.getSubplots();
            XYPlot xyplot = subplots.get(0);

            CandleItem candleItem = (CandleItem) candleSeries.getDataItem(candleSeries.getItemCount() - 1);
            String msg = "Time: " + dateFormat.format(candleItem.getLastUpdateDate()) + " Open: "
                    + new Money(candleItem.getOpen()) + " High: " + new Money(candleItem.getHigh()) + " Low: "
                    + new Money(candleItem.getLow()) + " Close: " + new Money(candleItem.getClose()) + " Vwap: "
                    + new Money(candleItem.getVwap());
            titleLegend2.setText(msg);
            valueMarker.setValue(candleItem.getClose());

            double x = TradingCalendar
                    .getSpecificTime(candleSeries.getStartTime(), candleItem.getPeriod().getStart()).getTime();
            String annotationText = "(" + dateFormat.format(candleItem.getLastUpdateDate()) + ", "
                    + new Money(candleItem.getClose()) + ")";
            if (null == closePriceLine) {
                closePriceLine = new XYTextAnnotation(annotationText, x, candleItem.getY());
                closePriceLine.setTextAnchor(TextAnchor.BOTTOM_RIGHT);
                xyplot.addAnnotation(closePriceLine);
                xyplot.addRangeMarker(valueMarker);
            } else {
                closePriceLine.setText(annotationText);
                closePriceLine.setX(x);
                closePriceLine.setY(candleItem.getY());
            }

            this.chart.fireChartChanged();
        }
    }
}

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