List of usage examples for org.jfree.data Range Range
public Range(double lower, double upper)
From source file:asl.plotmaker.PlotMaker2.java
public void writePlot(String fileName) { // System.out.format("== plotTitle=[%s] fileName=[%s]\n", plotTitle, // fileName); File outputFile = new File(fileName); // Check that we will be able to output the file without problems and if // not --> return if (!checkFileOut(outputFile)) { // System.out.format("== plotMaker: request to output plot=[%s] but we are unable to create it " // + " --> skip plot\n", fileName ); logger.warn("== Request to output plot=[{}] but we are unable to create it " + " --> skip plot\n", fileName);//w ww. ja v a 2 s . c o m return; } NumberAxis horizontalAxis = new NumberAxis("x-axis default"); // x = // domain if (fileName.contains("alnm") || fileName.contains("nlnm") || fileName.contains("coher") || fileName.contains("stn")) { // NLNM or StationDeviation horizontalAxis = new LogarithmicAxis("Period (sec)"); horizontalAxis.setRange(new Range(1, 11000)); horizontalAxis.setTickUnit(new NumberTickUnit(5.0)); } else { // EventCompareSynthetics/StrongMotion horizontalAxis = new NumberAxis("Time (s)"); double x[] = panels.get(0).getTraces().get(0).getxData(); horizontalAxis.setRange(new Range(x[0], x[x.length - 1])); } CombinedDomainXYPlot combinedPlot = new CombinedDomainXYPlot(horizontalAxis); combinedPlot.setGap(15.); // Loop over (3) panels for this plot: for (Panel panel : panels) { NumberAxis verticalAxis = new NumberAxis("y-axis default"); // y = // range if (fileName.contains("alnm") || fileName.contains("nlnm") || fileName.contains("stn")) { // NLNM // or // StationDeviation verticalAxis = new NumberAxis("PSD 10log10(m**2/s**4)/Hz dB"); verticalAxis.setRange(new Range(-190, -80)); verticalAxis.setTickUnit(new NumberTickUnit(5.0)); } else if (fileName.contains("coher")) { // Coherence verticalAxis = new NumberAxis("Coherence, Gamma"); verticalAxis.setRange(new Range(0, 1.2)); verticalAxis.setTickUnit(new NumberTickUnit(0.1)); } else { // EventCompareSynthetics/StrongMotion verticalAxis = new NumberAxis("Displacement (m)"); } Font fontPlain = new Font("Verdana", Font.PLAIN, 14); Font fontBold = new Font("Verdana", Font.BOLD, 18); verticalAxis.setLabelFont(fontBold); verticalAxis.setTickLabelFont(fontPlain); horizontalAxis.setLabelFont(fontBold); horizontalAxis.setTickLabelFont(fontPlain); XYSeriesCollection seriesCollection = new XYSeriesCollection(); XYDotRenderer renderer = new XYDotRenderer(); XYPlot xyplot = new XYPlot(seriesCollection, horizontalAxis, verticalAxis, renderer); xyplot.setDomainGridlinesVisible(true); xyplot.setRangeGridlinesVisible(true); xyplot.setRangeGridlinePaint(Color.black); xyplot.setDomainGridlinePaint(Color.black); // Plot each trace on this panel: int iTrace = 0; for (Trace trace : panel.getTraces()) { XYSeries series = new XYSeries(trace.getName()); double xdata[] = trace.getxData(); double ydata[] = trace.getyData(); for (int k = 0; k < xdata.length; k++) { series.add(xdata[k], ydata[k]); } renderer.setSeriesPaint(iTrace, trace.getColor()); renderer.setSeriesStroke(iTrace, trace.getStroke()); seriesCollection.addSeries(series); iTrace++; } // Add Annotations for each trace - This is done in a separate loop // so that // the upper/lower limits for this panel will be known double xmin = horizontalAxis.getRange().getLowerBound(); double xmax = horizontalAxis.getRange().getUpperBound(); double ymin = verticalAxis.getRange().getLowerBound(); double ymax = verticalAxis.getRange().getUpperBound(); double delX = Math.abs(xmax - xmin); double delY = Math.abs(ymax - ymin); // Annotation (x,y) in normalized units - where upper-right corner = // (1,1) double xAnn = 0.97; // Right center coords of the trace name (e.g., // "00-LHZ") double yAnn = 0.95; double yOff = 0.05; // Vertical distance between different trace // legends iTrace = 0; for (Trace trace : panel.getTraces()) { if (!trace.getName().contains("NLNM") && !trace.getName().contains("NHNM") && !trace.getName().contains("ALNM")) { // x1 > x2 > x3, e.g.: // o-------o 00-LHZ // x3 x2 x1 double scale = .01; // Controls distance between trace label // and line segment double xL = .04; // Length of trace line segment in legend double xAnn2 = xAnn - scale * trace.getName().length(); double xAnn3 = xAnn - scale * trace.getName().length() - xL; double x1 = xAnn * delX + xmin; // Right hand x-coord of // text in range units double x2 = xAnn2 * delX + xmin; // x-coord of line segment // end in range units double x3 = xAnn3 * delX + xmin; // x-coord of line segment // end in range units double y = (yAnn - (iTrace * yOff)) * delY + ymin; if (horizontalAxis instanceof LogarithmicAxis) { double logMin = Math.log10(xmin); double logMax = Math.log10(xmax); delX = logMax - logMin; x1 = Math.pow(10, xAnn * delX + logMin); x2 = Math.pow(10, xAnn2 * delX + logMin); x3 = Math.pow(10, xAnn3 * delX + logMin); } xyplot.addAnnotation(new XYLineAnnotation(x3, y, x2, y, trace.getStroke(), trace.getColor())); XYTextAnnotation xyText = new XYTextAnnotation(trace.getName(), x1, y); xyText.setFont(new Font("Verdana", Font.BOLD, 18)); xyText.setTextAnchor(TextAnchor.CENTER_RIGHT); xyplot.addAnnotation(xyText); } iTrace++; } combinedPlot.add(xyplot, 1); } // panel final JFreeChart chart = new JFreeChart(combinedPlot); chart.setTitle(new TextTitle(plotTitle, new Font("Verdana", Font.BOLD, 18))); chart.removeLegend(); try { ChartUtilities.saveChartAsPNG(outputFile, chart, 1400, 1400); } catch (IOException e) { // System.err.println("Problem occurred creating chart."); logger.error("IOException:", e); } }
From source file:org.jfree.experimental.chart.axis.LogAxis.java
/** * Creates a new <code>LogAxis</code> with the given label. * /*www . j a v a 2 s .com*/ * @param label the axis label (<code>null</code> permitted). */ public LogAxis(String label) { super(label, NumberAxis.createIntegerTickUnits()); setDefaultAutoRange(new Range(0.01, 1.0)); this.tickUnit = new NumberTickUnit(1.0); this.minorTickCount = 10; this.setTickMarksVisible(false); }
From source file:br.ufrgs.enq.jcosmo.test.VLEdiagrams.java
@SuppressWarnings("deprecation") public JPanel calcEthTol() throws Exception { super.setTitle("P vs x1"); double T = 60; setLayout(new BorderLayout()); COSMOSACDataBase db = COSMOSACDataBase.getInstance(); COSMOSACCompound comps[] = new COSMOSACCompound[2]; comps[0] = db.getComp("ethanol"); comps[1] = db.getComp("toluene"); COSMOSAC cosmosac = new COSMOSAC(); cosmosac.setComponents(comps);/*from w w w .ja va 2s .co m*/ cosmosac.setTemperature(T + 273.15); double[] x1 = new double[n]; double[] x2 = new double[n]; double[] gamma1 = new double[n]; double[] gamma2 = new double[n]; double[] z = new double[2]; double[] lnGamma = new double[2]; z[0] = 0.00; int j = 0; while (z[0] < 1.0001) { z[1] = 1 - z[0]; x1[j] = z[0]; x2[j] = z[1]; cosmosac.setComposition(z); cosmosac.activityCoefficient(lnGamma); gamma1[j] = Math.exp(lnGamma[0]); gamma2[j] = Math.exp(lnGamma[1]); z[0] += 0.05; j++; } double[][] parAntoine = new double[3][3]; parAntoine[0][0] = 16.8958; parAntoine[0][1] = 3795.17; parAntoine[0][2] = 230.918; parAntoine[1][0] = 13.9320; parAntoine[1][1] = 3056.96; parAntoine[1][2] = 217.625; double[] Psat = pSat(parAntoine, T); double[] P = calcPx(x1, x2, gamma1, gamma2, Psat); double[] y1 = calcY(x1, gamma1, Psat, P); XYPlot plot1; XYSeriesCollection dataset = new XYSeriesCollection(); XYSeries liq = new XYSeries("liquid"); XYSeries vap = new XYSeries("vapor"); XYSeries raoult = new XYSeries("Raoult's Law"); for (int i = 0; i < n; i++) { liq.add(x1[i], P[i]); vap.add(y1[i], P[i]); } raoult.add(0, Psat[1]); raoult.add(1, Psat[0]); dataset.addSeries(liq); dataset.addSeries(vap); dataset.addSeries(raoult); JFreeChart chart = ChartFactory.createXYLineChart(null, "Mole Fraction: x1, y1", "P/KPa", null, PlotOrientation.VERTICAL, true, true, false); plot1 = (XYPlot) chart.getPlot(); plot1.getDomainAxis().setRange(new Range(0.0, 1.0)); plot1.getRangeAxis().setRange(new Range(15.0, 50.0)); plot1.setDataset(dataset); XYSplineRenderer r = new XYSplineRenderer(); BasicStroke stroke = new BasicStroke(2f); r.setStroke(stroke); plot1.setRenderer(r); r.setBaseShapesVisible(false); ChartPanel chartPanel = new ChartPanel(chart); JPanel jp = new JPanel(new BorderLayout()); jp.add(chartPanel); add(jp, BorderLayout.CENTER); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setSize(400, 500); return jp; }
From source file:com.epiq.bitshark.ui.IVQPanel.java
public IVQPanel() { initComponents();//from w w w .ja v a 2 s . c o m initGraph(); JPanel holderPanel = new JPanel() { @Override public void paint(Graphics g) { Range newDomain = null; // x Range newRange = null; // y Range currentDomainRange = plot.getDomainAxis().getRange(); Range currentRangeRange = plot.getRangeAxis().getRange(); if (plot.getDomainAxis().isAutoRange()) { plot.getDomainAxis().setAutoRange(false); } if (plot.getRangeAxis().isAutoRange()) { plot.getRangeAxis().setAutoRange(false); } Rectangle2D dataArea = chartPanel.getChartRenderingInfo().getPlotInfo().getDataArea(); double width = dataArea.getWidth(); double height = dataArea.getHeight(); double domainScale = 1; double rangeScale = 1; // scale the domain values up to match the pixels if (width > height) { domainScale = width / height; double extent = currentRangeRange.getUpperBound() - currentRangeRange.getLowerBound(); newDomain = new Range(-(extent * domainScale) / 2, (extent * domainScale) / 2); } else if (height > width) { rangeScale = height / width; double extent = currentDomainRange.getUpperBound() - currentDomainRange.getLowerBound(); newRange = new Range(-(extent * rangeScale) / 2, (extent * rangeScale) / 2); } if (newDomain == null) { double extent = currentDomainRange.getUpperBound() - currentDomainRange.getLowerBound(); newDomain = new Range(-(extent) / 2, (extent) / 2); } if (newRange == null) { double extent = currentRangeRange.getUpperBound() - currentRangeRange.getLowerBound(); newRange = new Range(-(extent) / 2, (extent) / 2); } if (newDomain != null) { plot.getDomainAxis().setRange(newDomain, true, false); } if (newRange != null) { plot.getRangeAxis().setRange(newRange, true, false); } Graphics2D g2 = (Graphics2D) g.create(); super.paint(g2); g2.dispose(); } }; holderPanel.setLayout(new BorderLayout()); holderPanel.add(chartPanel, BorderLayout.CENTER); mainPanel.add(holderPanel, BorderLayout.CENTER); headerPanel.setBackgroundPainter(Common.getHeaderPainter()); chartLabel.setUI(new BasicLabelUI()); }
From source file:com.liferay.server.admin.web.internal.portlet.action.ViewChartMVCResourceCommand.java
protected MeterPlot getMeterPlot(ThemeDisplay themeDisplay, ValueDataset valueDataset) { MeterPlot meterPlot = new MeterPlot(valueDataset); meterPlot.addInterval(new MeterInterval(themeDisplay.translate("normal"), new Range(0.0D, 75D), Color.lightGray, new BasicStroke(2.0F), new Color(0, 255, 0, 64))); meterPlot.addInterval(new MeterInterval(themeDisplay.translate("warning"), new Range(75D, 90D), Color.lightGray, new BasicStroke(2.0F), new Color(255, 255, 0, 64))); meterPlot.addInterval(new MeterInterval(themeDisplay.translate("critical"), new Range(90D, 100D), Color.lightGray, new BasicStroke(2.0F), new Color(255, 0, 0, 128))); meterPlot.setDialBackgroundPaint(Color.white); meterPlot.setDialShape(DialShape.PIE); meterPlot.setDialOutlinePaint(Color.gray); meterPlot.setTickLabelFont(new Font(null, Font.PLAIN, 10)); meterPlot.setTickLabelPaint(Color.darkGray); meterPlot.setTickLabelsVisible(true); meterPlot.setTickPaint(Color.lightGray); meterPlot.setTickSize(5D);/*from ww w .ja v a 2 s . c o m*/ meterPlot.setMeterAngle(180); meterPlot.setNeedlePaint(Color.darkGray); meterPlot.setRange(new Range(0.0D, 100D)); meterPlot.setValueFont(new Font(null, Font.PLAIN, 10)); meterPlot.setValuePaint(Color.black); meterPlot.setUnits("%"); return meterPlot; }
From source file:org.jfree.data.RangeTest.java
/** * Tests the constrain() method for various values. *///from ww w. ja v a2 s .com @Test public void testConstrain() { Range r1 = new Range(0.0, 1.0); double d = r1.constrain(0.5); assertEquals(0.5, d, 0.0000001); d = r1.constrain(0.0); assertEquals(0.0, d, 0.0000001); d = r1.constrain(1.0); assertEquals(1.0, d, 0.0000001); d = r1.constrain(-1.0); assertEquals(0.0, d, 0.0000001); d = r1.constrain(2.0); assertEquals(1.0, d, 0.0000001); d = r1.constrain(Double.POSITIVE_INFINITY); assertEquals(1.0, d, 0.0000001); d = r1.constrain(Double.NEGATIVE_INFINITY); assertEquals(0.0, d, 0.0000001); d = r1.constrain(Double.NaN); assertTrue(Double.isNaN(d)); }
From source file:com.hmsinc.epicenter.webapp.chart.ChartService.java
/** * @param adapter//from w w w. j a v a 2s. c om * @param annotations * @return */ private static JFreeChart createChart(final AbstractChart adapter, final List<XYAnnotation> annotations) { final JFreeChart chart; if (adapter.getItems() instanceof XYDataset) { chart = ChartFactory.createTimeSeriesChart(adapter.getTitle(), adapter.getXLabel(), adapter.getYLabel(), (XYDataset) adapter.getItems(), true, false, false); final ValueAxis domainAxis = new DateAxis(); domainAxis.setLabelFont(LABEL_FONT); domainAxis.setTickLabelFont(LABEL_FONT); domainAxis.setLowerMargin(0.0); domainAxis.setUpperMargin(0.0); chart.getXYPlot().setDomainAxis(domainAxis); chart.getXYPlot().getRangeAxis().setLabelFont(LABEL_FONT); chart.getXYPlot().getRangeAxis().setTickLabelFont(LABEL_FONT); chart.getXYPlot().getRangeAxis().setStandardTickUnits(adapter.getRangeTickUnits()); if (adapter.isAlwaysScaleFromZero()) { final double upperBound = chart.getXYPlot().getRangeAxis().getRange().getUpperBound(); final Range range = new Range(0, upperBound + (upperBound * 0.2)); chart.getXYPlot().getRangeAxis().setRange(range); } for (Marker marker : adapter.getMarkers()) { chart.getXYPlot().addDomainMarker(marker); } if (annotations != null) { for (XYAnnotation annotation : annotations) { if (annotation instanceof XYPointerAnnotation) { ((XYPointerAnnotation) annotation).setFont(ANNOTATION_FONT); } chart.getXYPlot().addAnnotation(annotation); } } // Add any bands to the chart if (adapter instanceof TimeSeriesChart) { final TimeSeriesChart tsc = (TimeSeriesChart) adapter; for (int i = 0; i < tsc.getBands().size(); i++) { final Color c = tsc.getBandColors().get(i); final Color fill = tsc.getBandFillColors().get(i); final XYDifferenceRenderer renderer = new XYDifferenceRenderer(fill, fill, false); renderer.setSeriesPaint(0, c); renderer.setSeriesPaint(1, c); renderer.setSeriesStroke(0, LineStyle.THICK.getStroke()); renderer.setSeriesStroke(1, LineStyle.THICK.getStroke()); chart.getXYPlot().setDataset(i + 1, tsc.getBands().get(i)); chart.getXYPlot().setRenderer(i + 1, renderer); } } } else if (adapter.getItems() instanceof CategoryDataset) { chart = ChartFactory.createBarChart(adapter.getTitle(), adapter.getXLabel(), adapter.getYLabel(), (CategoryDataset) adapter.getItems(), PlotOrientation.VERTICAL, true, false, false); chart.getCategoryPlot().getDomainAxis().setLabelFont(LABEL_FONT); chart.getCategoryPlot().getRangeAxis().setLabelFont(LABEL_FONT); chart.getCategoryPlot().getDomainAxis().setTickLabelFont(LABEL_FONT); chart.getCategoryPlot().getRangeAxis().setTickLabelFont(LABEL_FONT); if (adapter.isAlwaysScaleFromZero()) { final double upperBound = chart.getCategoryPlot().getRangeAxis().getRange().getUpperBound(); final Range range = new Range(0, upperBound + (upperBound * 0.1)); chart.getCategoryPlot().getRangeAxis().setRange(range); } } else { throw new UnsupportedOperationException("Unsupported chart type: " + adapter.getItems().getClass()); } chart.getPlot().setNoDataMessage(NO_DATA_MESSAGE); return chart; }
From source file:br.ufrgs.enq.jcosmo.test.VLEdiagramsGAMESS.java
public JPanel calcAcetoneWater() throws Exception { super.setTitle("P vs x1"); double T = 298.15; setLayout(new BorderLayout()); COSMOSACDataBase db = COSMOSACDataBase.getInstance(); COSMOSACCompound c1 = db.getComp("ethyl-acetate"); COSMOSACCompound c2 = db.getComp("water"); double[] cavityVolume = new double[2]; cavityVolume[0] = c1.Vcosmo;// w ww .j av a 2s.co m cavityVolume[1] = c2.Vcosmo; double[][] sigma = new double[2][]; sigma[0] = c1.sigma; sigma[1] = c2.sigma; SigmaProfileGenerator c1Sigma = new SigmaProfileGenerator(SigmaProfileGenerator.FileType.GAMESS, c1.name.toLowerCase() + ".log"); SigmaProfileGenerator c2Sigma = new SigmaProfileGenerator(SigmaProfileGenerator.FileType.GAMESS, c2.name.toLowerCase() + ".log"); sigma[0] = c1Sigma.getSigmaProfile(); sigma[1] = c2Sigma.getSigmaProfile(); COSMOSAC cosmosac = new COSMOSAC(); cosmosac.setParameters(cavityVolume, c1.charge, sigma); cosmosac.setIgnoreSG(true); cosmosac.setSigmaHB(COSMOSAC.SIGMAHB * 1.2); cosmosac.setTemperature(T); double[] x1 = new double[n]; double[] x2 = new double[n]; double[] gamma1 = new double[n]; double[] gamma2 = new double[n]; double[] z = new double[2]; double[] lnGamma = new double[2]; z[0] = 0.00; int j = 0; while (z[0] < 1.0001) { z[1] = 1 - z[0]; x1[j] = z[0]; x2[j] = z[1]; cosmosac.setComposition(z); cosmosac.activityCoefficient(lnGamma); gamma1[j] = Math.exp(lnGamma[0]); gamma2[j] = Math.exp(lnGamma[1]); z[0] += 0.05; j++; } double[] Psat = new double[2]; Psat[0] = 13000; Psat[1] = 3000; double[] P = calcPx(x1, x2, gamma1, gamma2, Psat); double[] y1 = calcY(x1, gamma1, Psat, P); XYPlot plot1; XYSeriesCollection dataset = new XYSeriesCollection(); XYSeries liq = new XYSeries("liquid"); XYSeries vap = new XYSeries("vapor"); XYSeries raoult = new XYSeries("Raoult's Law"); for (int i = 0; i < n; i++) { liq.add(x1[i], P[i]); vap.add(y1[i], P[i]); } raoult.add(0, Psat[1]); raoult.add(1, Psat[0]); dataset.addSeries(liq); dataset.addSeries(vap); dataset.addSeries(raoult); JFreeChart chart = ChartFactory.createXYLineChart(null, "Mole Fraction: x1, y1", "P/KPa", null, PlotOrientation.VERTICAL, true, true, false); plot1 = (XYPlot) chart.getPlot(); plot1.getDomainAxis().setRange(new Range(0.0, 1.0)); plot1.setDataset(dataset); // XYSplineRenderer r = new XYSplineRenderer(); // BasicStroke stroke = new BasicStroke(2f); // r.setStroke(stroke); // plot1.setRenderer(r); // r.setBaseShapesVisible(false); ChartPanel chartPanel = new ChartPanel(chart); JPanel jp1 = new JPanel(new BorderLayout()); jp1.add(chartPanel); add(jp1, BorderLayout.CENTER); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setSize(400, 500); return jp1; }
From source file:org.pentaho.plugin.jfreereport.reportcharts.backport.StackedAreaRenderer.java
/** * Returns the range of values the renderer requires to display all the items from the specified dataset. * * @param dataset the dataset (<code>null</code> not permitted). * @return The range (or <code>null</code> if the dataset is empty). *///from ww w . java 2 s. c o m public Range findRangeBounds(final CategoryDataset dataset) { if (dataset == null) { return null; } if (this.renderAsPercentages) { return new Range(0.0, 1.0); } else { return DatasetUtilities.findStackedRangeBounds(dataset); } }
From source file:org.fhcrc.cpl.viewer.gui.SpectrumChartFactory.java
protected static XYPlot createXYPlot(XYDataset dataset, Color[] colors) { // break up into two datasets, one for bars one for lines //LinkedList lines =new LinkedList(); //LinkedList bars = new LinkedList(); XYDataset seriesLines = new XYSeriesCollection(); XYDataset seriesBars = new XYSeriesCollection(); ((XYSeriesCollection) seriesBars).setIntervalWidth(0.0); if (dataset instanceof XYSeriesCollection) { while (0 < dataset.getSeriesCount()) { XYSeries s = ((XYSeriesCollection) dataset).getSeries(0); ((XYSeriesCollection) dataset).removeSeries(0); Comparable key = s.getKey(); boolean lines = false; if (key instanceof String) lines = ((String) key).startsWith("-"); if (lines) ((XYSeriesCollection) seriesLines).addSeries(s); else/*from www.j av a2 s . c o m*/ ((XYSeriesCollection) seriesBars).addSeries(s); } } else { seriesBars = dataset; } NumberAxis axisDomain = new NumberAxis(); axisDomain.setAutoRange(true); axisDomain.setAutoRangeIncludesZero(false); // axisDomain.setRange(400.0, 1600.0); // NOTE: zooming in too far kills the chart, prevent this axisDomain.addChangeListener(new AxisChangeListener() { public void axisChanged(AxisChangeEvent event) { NumberAxis axis = (NumberAxis) event.getSource(); Range range = axis.getRange(); if (range.getLength() < 2.0) { //_log.info("AxisChangeListener " + range.getLength() + " " + range.toString()); double middle = range.getLowerBound() + range.getLength() / 2.0; axis.setRange(new Range(middle - 1.1, middle + 1.1)); } } }); NumberAxis axisRange = new NumberAxis(); axisRange.setAutoRange(true); axisRange.setAutoRangeIncludesZero(true); XYToolTipGenerator toolTipGenerator = new XYToolTipGenerator() { public String generateToolTip(XYDataset xyDataset, int s, int i) { double X = Math.round(xyDataset.getXValue(s, i) * 1000.0) / 1000.0; double Y = Math.round(xyDataset.getYValue(s, i) * 1000.0) / 1000.0; return "(" + X + ", " + Y + ")"; } }; XYBarRenderer barRenderer = new XYBarRenderer(); //dhmay adding 2009/09/14. As of jfree 1.0.13, shadows on by default barRenderer.setShadowVisible(false); //dhmay adding for jfreechart 1.0.6 upgrade. If this isn't here, we get a //nullPointerException in XYBarRenderer.drawItemLabel barRenderer.setBaseItemLabelGenerator(new NullLabelGenerator()); barRenderer.setSeriesItemLabelsVisible(0, true); barRenderer.setBaseToolTipGenerator(toolTipGenerator); XYLineAndShapeRenderer lineRenderer = new XYLineAndShapeRenderer(); lineRenderer.setBaseToolTipGenerator(toolTipGenerator); XYPlot xy = new XYPlot(null, axisDomain, axisRange, null); int ds = 0; if (seriesLines.getSeriesCount() > 0) { xy.setDataset(ds, seriesLines); xy.setRenderer(ds, lineRenderer); xy.mapDatasetToRangeAxis(ds, 0); ds++; for (int i = 0; i < seriesLines.getSeriesCount(); i++) { Comparable key = ((XYSeriesCollection) seriesLines).getSeriesKey(i); boolean lines = false; if (key instanceof String) lines = ((String) key).startsWith("-"); lineRenderer.setSeriesLinesVisible(i, lines); lineRenderer.setSeriesShapesVisible(i, !lines); } } if (seriesBars.getSeriesCount() > 0) { xy.setDataset(ds, seriesBars); xy.setRenderer(ds, barRenderer); xy.mapDatasetToRangeAxis(ds, 0); ds++; } setColors(xy, colors); return xy; }