Example usage for org.jfree.data.xy DefaultXYDataset removeSeries

Introduction

In this page you can find the example usage for org.jfree.data.xy DefaultXYDataset removeSeries.

Prototype

public void removeSeries(Comparable seriesKey) 

Source Link

Document

Removes a series from the dataset, then sends a DatasetChangeEvent to all registered listeners.

Usage

From source file:net.bioclipse.chart.ChartUtils.java

public static void handleCellChangeEvent(CellChangedEvent e) {
    //      Iterator<CellChangeListener> iterator = listeners.iterator();
    //      while( iterator.hasNext() )
    //      {/*from w w w  . java2s .c o  m*/
    //         CellChangeListener listener = iterator.next();
    //         listener.handleCellChangeEvent(e);
    //      }
    Set<JFreeChart> keySet = chartManager.keySet();
    Iterator<JFreeChart> iterator = keySet.iterator();
    while (iterator.hasNext()) {
        JFreeChart chart = iterator.next();

        ChartDescriptor desc = chartManager.get(chart);

        String domainLabel = desc.getXLabel();
        String rangeLabel = desc.getYLabel();
        CellData data = e.getCellData();

        if (domainLabel.equals(data.getColName()) || rangeLabel.equals(data.getColName())) {
            DefaultXYDataset dataset = (DefaultXYDataset) chart.getXYPlot().getDataset();
            int itemCount = dataset.getItemCount(0);
            double[] yValues = new double[itemCount];
            double[] xValues = new double[itemCount];
            for (int i = 0; i < itemCount; i++) {
                double x = dataset.getXValue(0, i);
                double y = dataset.getYValue(0, i);
                xValues[i] = x;
                yValues[i] = y;
            }
            int indices[] = desc.getSourceIndices();
            if (domainLabel.equals(e.getCellData().getColName())) {
                int rowIndex = data.getRowIndex();
                for (int i = 0; i < indices.length; i++) {
                    if (indices[i] == rowIndex) {
                        xValues[i] = data.getValue();
                    }
                }
            } else if (rangeLabel.equals(e.getCellData().getColName())) {
                int rowIndex = data.getRowIndex();
                for (int i = 0; i < indices.length; i++) {
                    if (indices[i] == rowIndex) {
                        yValues[i] = data.getValue();
                    }
                }
            }
            double[][] chartData = new double[2][];
            chartData[0] = xValues;
            chartData[1] = yValues;

            dataset.getSeriesKey(0);
            Comparable seriesKey = dataset.getSeriesKey(0);

            dataset.removeSeries(seriesKey);
            dataset.addSeries(seriesKey, chartData);
        }
    }
}

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