Example #1
0
 /** 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;
 }
Example #2
0
  /**
   * 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;
    }
  }