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; }
/** 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; }