private JFreeChart buildDifferenceChart(TimeSeriesCollection dataset, String title) { // Creat the chart JFreeChart chart = ChartFactory.createTimeSeriesChart( title, "Date", "Price", dataset, true, // legend true, // tool tips false // URLs ); chart.setBackgroundPaint(Color.white); XYPlot plot = chart.getXYPlot(); plot.setRenderer( new XYDifferenceRenderer(new Color(112, 128, 222), new Color(112, 128, 222), false)); plot.setBackgroundPaint(Color.white); plot.setDomainGridlinePaint(Color.white); plot.setRangeGridlinePaint(Color.white); plot.setAxisOffset(new RectangleInsets(UnitType.ABSOLUTE, 5.0, 5.0, 5.0, 5.0)); ValueAxis domainAxis = new DateAxis("Date"); domainAxis.setLowerMargin(0.0); domainAxis.setUpperMargin(0.0); plot.setDomainAxis(domainAxis); plot.setForegroundAlpha(0.5f); return chart; }
public Chart(String title, String timeAxis, String valueAxis, TimeSeries data) { try { // Build the datasets dataset.addSeries(data); // Create the chart JFreeChart chart = ChartFactory.createTimeSeriesChart( title, timeAxis, valueAxis, dataset, true, true, false); // 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); // Tell the chart how we would like dates to read DateAxis axis = (DateAxis) plot.getDomainAxis(); axis.setDateFormatOverride(new SimpleDateFormat("EEE HH")); this.add(new ChartPanel(chart)); } catch (Exception e) { e.printStackTrace(); } }
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; }
/** Create the chart */ private void createChart() { if (chartPanel != null) { return; } MyHistogramDataset dataset = new MyHistogramDataset(); chart = ChartFactory.createHistogram( "Histogram", null, null, dataset, PlotOrientation.VERTICAL, true, false, false); chart.getXYPlot().setForegroundAlpha(0.75f); plot = (XYPlot) chart.getPlot(); initXYPlot(plot); chartPanel = doMakeChartPanel(chart); }
protected void buildChart() { DefaultCategoryDataset dataset = new DefaultCategoryDataset(); chart = ChartFactory.createMultiplePieChart( "Untitled Chart", dataset, org.jfree.util.TableOrder.BY_COLUMN, false, true, false); chart.setAntiAlias(true); // chartPanel = new ScrollableChartPanel(chart, true); chartPanel = buildChartPanel(chart); // chartHolder.getViewport().setView(chartPanel); setChartPanel(chartPanel); JFreeChart baseChart = (JFreeChart) ((MultiplePiePlot) (chart.getPlot())).getPieChart(); PiePlot base = (PiePlot) (baseChart.getPlot()); base.setIgnoreZeroValues(true); base.setLabelOutlinePaint(java.awt.Color.WHITE); base.setLabelShadowPaint(java.awt.Color.WHITE); base.setMaximumLabelWidth( 0.25); // allow bigger labels by a bit (this will make the chart smaller) base.setInteriorGap(0.000); // allow stretch to compensate for the bigger label width base.setLabelBackgroundPaint(java.awt.Color.WHITE); base.setOutlinePaint(null); base.setBackgroundPaint(null); base.setShadowPaint(null); base.setSimpleLabels(false); // I think they're false anyway // change the look of the series title to be smaller StandardChartTheme theme = new StandardChartTheme("Hi"); TextTitle title = new TextTitle("Whatever", theme.getLargeFont()); title.setPaint(theme.getAxisLabelPaint()); title.setPosition(RectangleEdge.BOTTOM); baseChart.setTitle(title); // this must come last because the chart must exist for us to set its dataset setSeriesDataset(dataset); }