List of usage examples for org.jfree.chart.axis LogAxis setSmallestValue
public void setSmallestValue(double value)
From source file:edu.fullerton.viewerplugin.XYPlotter.java
private ChartPanel getPanel(double[][] data) throws WebUtilException { ChartPanel ret = null;//from w w w.ja v a 2s .c o m try { XYSeries xys; XYSeriesCollection mtds = new XYSeriesCollection(); String mylegend = legend == null || legend.isEmpty() ? "series 1" : legend; xys = new XYSeries(legend); int len = data.length; double minx = Double.MAX_VALUE; double maxx = Double.MIN_VALUE; double miny = Double.MAX_VALUE; double maxy = Double.MIN_VALUE; boolean gotZeroX = false; boolean gotZeroY = false; for (int i = 0; i < len; i++) { double x = data[i][0]; double y = data[i][1]; if (x == 0) { gotZeroX = true; } else { minx = Math.min(minx, x); maxx = Math.max(maxx, x); } if (y == 0) { gotZeroY = true; } else { miny = Math.min(miny, y); maxy = Math.max(maxy, y); } } // this kludge lets us plot a 0 on a log axis double fakeZeroX = 0.; double fakeZeroY = 0.; if (gotZeroX) { if (logXaxis) { fakeZeroX = minx / 10; } else { minx = Math.min(0, minx); maxx = Math.max(0, maxx); } } if (gotZeroY) { if (logYaxis) { fakeZeroY = miny / 10; } else { miny = Math.min(0, miny); maxy = Math.max(0, maxy); } } for (int i = 0; i < len; i++) { double x = data[i][0]; double y = data[i][1]; x = x == 0 ? fakeZeroX : x; y = y == 0 ? fakeZeroY : y; xys.add(x, y); } mtds.addSeries(xys); DefaultXYDataset ds = new DefaultXYDataset(); int exp; if (maxy == 0. && miny == 0.) { miny = -1.; exp = 0; logYaxis = false; } else { maxy = maxy > miny ? maxy : miny * 10; exp = PluginSupport.scaleRange(mtds, miny, maxy); if (!logYaxis && exp > 0) { yLabel += " x 1e-" + Integer.toString(exp); } } JFreeChart chart = ChartFactory.createXYLineChart(title, xLabel, yLabel, ds, PlotOrientation.VERTICAL, true, false, false); org.jfree.chart.plot.XYPlot plot = (org.jfree.chart.plot.XYPlot) chart.getPlot(); if (logYaxis) { LogAxis rangeAxis = new LogAxis(yLabel); double smallest = miny * Math.pow(10, exp); rangeAxis.setSmallestValue(smallest); rangeAxis.setMinorTickCount(9); LogAxisNumberFormat lanf = new LogAxisNumberFormat(); lanf.setExp(exp); rangeAxis.setNumberFormatOverride(lanf); rangeAxis.setRange(smallest, maxy * Math.pow(10, exp)); plot.setRangeAxis(rangeAxis); } if (logXaxis) { LogAxis domainAxis = new LogAxis(xLabel); domainAxis.setMinorTickCount(9); domainAxis.setSmallestValue(minx); domainAxis.setNumberFormatOverride(new LogAxisNumberFormat()); plot.setDomainAxis(domainAxis); } ValueAxis domainAxis = plot.getDomainAxis(); if (fmin != null && fmin > 0) { domainAxis.setLowerBound(fmin); } if (fmax != null && fmax > 0) { domainAxis.setUpperBound(fmax); } plot.setDomainAxis(domainAxis); plot.setDataset(0, mtds); // Set the line thickness XYLineAndShapeRenderer r = (XYLineAndShapeRenderer) plot.getRenderer(); BasicStroke str = new BasicStroke(lineThickness); int n = plot.getSeriesCount(); for (int i = 0; i < n; i++) { r.setSeriesStroke(i, str); } if (legend == null || legend.isEmpty()) { chart.removeLegend(); } ret = new ChartPanel(chart); } catch (Exception ex) { throw new WebUtilException("Creating spectrum plot" + ex.getLocalizedMessage()); } return ret; }
From source file:ecosim.gui.SummaryPane.java
/** * Private method to build the binning chart. * * @return A ChartPanel containing the binning chart. *//*ww w. j a v a 2s. c o m*/ private ChartPanel makeBinningChart() { final DefaultXYDataset binData = new DefaultXYDataset(); final NumberFormat nf = NumberFormat.getInstance(); final NumberAxis xAxis = new NumberAxis("Sequence identity criterion"); nf.setMinimumFractionDigits(2); xAxis.setLowerBound(Binning.binLevels[0]); xAxis.setUpperBound(1.0D); xAxis.setTickUnit(new NumberTickUnit(0.05D, nf)); LogAxis yAxis = new LogAxis("Number of bins"); yAxis.setBase(2.0D); yAxis.setNumberFormatOverride(NumberFormat.getInstance()); yAxis.setTickUnit(new NumberTickUnit(2.0D)); yAxis.setMinorTickMarksVisible(true); yAxis.setAutoRangeMinimumSize(4.0D); yAxis.setSmallestValue(1.0D); XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer(true, false); for (int i = 0; i < seriesColors.length; i++) { renderer.setSeriesPaint(i, seriesColors[i]); renderer.setSeriesStroke(i, new BasicStroke(seriesStroke[i])); } XYPlot plot = new XYPlot(binData, xAxis, yAxis, renderer); JFreeChart binChart = new JFreeChart(null, JFreeChart.DEFAULT_TITLE_FONT, plot, false); binChart.setPadding(new RectangleInsets(0.0D, 0.0D, 0.0D, 10.0D)); LegendTitle legend = new LegendTitle(plot); legend.setMargin(new RectangleInsets(1.0D, 1.0D, 1.0D, 1.0D)); legend.setFrame(new LineBorder()); legend.setBackgroundPaint(Color.white); legend.setPosition(RectangleEdge.BOTTOM); plot.addAnnotation(new XYTitleAnnotation(0.001D, 0.999D, legend, RectangleAnchor.TOP_LEFT)); final ChartPanel pane = new ChartPanel(binChart, false, true, true, false, false); // Watch for changes to the Summary object. summary.addObserver(new Observer() { public void update(Observable o, Object obj) { Summary s = (Summary) obj; ParameterEstimate estimate = s.getEstimate(); ArrayList<BinLevel> bins = s.getBins(); if (bins.size() > 0) { double[][] values = new double[2][bins.size()]; Double low = 1.0d; for (int i = 0; i < bins.size(); i++) { BinLevel bin = bins.get(i); values[0][i] = bin.getCrit(); values[1][i] = bin.getLevel(); if (values[0][i] < low) low = values[0][i]; } binData.addSeries("sequences", values); xAxis.setLowerBound(low); if (low > 0.95d - MasterVariables.EPSILON) { xAxis.setTickUnit(new NumberTickUnit(0.005D, nf)); } else if (low > 0.90d - MasterVariables.EPSILON) { xAxis.setTickUnit(new NumberTickUnit(0.010D, nf)); } else if (low > 0.80d - MasterVariables.EPSILON) { xAxis.setTickUnit(new NumberTickUnit(0.025D, nf)); } if (estimate != null) { double[][] omega = new double[2][bins.size()]; double[][] sigma = new double[2][bins.size()]; double[] omegaLine = estimate.getOmega(); double[] sigmaLine = estimate.getSigma(); for (int i = 0; i < bins.size(); i++) { double crit = 1.0D - values[0][i]; double snp = s.getLength() * crit; omega[0][i] = values[0][i]; sigma[0][i] = values[0][i]; omega[1][i] = Math.pow(2.0D, snp * omegaLine[0] + omegaLine[1]); sigma[1][i] = Math.pow(2.0D, snp * sigmaLine[0] + sigmaLine[1]); } if (-1.0D * omegaLine[0] > MasterVariables.EPSILON) { binData.addSeries("omega", omega); } if (-1.0D * sigmaLine[0] > MasterVariables.EPSILON) { binData.addSeries("sigma", sigma); } } // Repaint the summary pane. pane.repaint(); } } }); return pane; }
From source file:edu.fullerton.viewerplugin.SpectrumPlot.java
private ChartPanel getPanel(ArrayList<ChanDataBuffer> dbufs, boolean compact) throws WebUtilException { ChartPanel ret = null;//from ww w.jav a 2 s .co m try { float tfsMax = 0; for (ChanDataBuffer buf : dbufs) { ChanInfo ci = buf.getChanInfo(); float fs = ci.getRate(); tfsMax = Math.max(fs, tfsMax); } setFsMax(tfsMax); String gtitle = getTitle(dbufs, compact); int nbuf = dbufs.size(); XYSeries[] xys = new XYSeries[nbuf]; XYSeriesCollection mtds = new XYSeriesCollection(); int cnum = 0; compact = dbufs.size() > 2 ? false : compact; float bw = 1.f; for (ChanDataBuffer dbuf : dbufs) { String legend = getLegend(dbuf, compact); xys[cnum] = new XYSeries(legend); bw = calcSpectrum(xys[cnum], dbuf); mtds.addSeries(xys[cnum]); } DefaultXYDataset ds = new DefaultXYDataset(); String yLabel = pwrScale.toString(); DecimalFormat dform = new DecimalFormat("0.0###"); String xLabel; xLabel = String.format("Frequency Hz - (bw: %1$s, #fft: %2$,d, s/fft: %3$.2f, ov: %4$.2f)", dform.format(bw), nfft, secperfft, overlap); Double minx, miny, maxx, maxy; Double[] rng = new Double[4]; if (fmin <= 0) { fmin = bw; } float searchFmax = fmax; if (fmax <= 0 || fmax == Float.MAX_VALUE) { fmax = tfsMax / 2; searchFmax = tfsMax / 2 * 0.8f; } PluginSupport.getRangeLimits(mtds, rng, 2, fmin, searchFmax); minx = rng[0]; miny = rng[1]; maxx = rng[2]; maxy = rng[3]; findSmallest(mtds); int exp; if (maxy == 0. && miny == 0.) { miny = -1.; exp = 0; logYaxis = false; } else { miny = miny > 0 ? miny : smallestY; maxy = maxy > 0 ? maxy : miny * 10; exp = PluginSupport.scaleRange(mtds, miny, maxy); if (!logYaxis) { yLabel += " x 1e-" + Integer.toString(exp); } } JFreeChart chart = ChartFactory.createXYLineChart(gtitle, xLabel, yLabel, ds, PlotOrientation.VERTICAL, true, false, false); XYPlot plot = (XYPlot) chart.getPlot(); if (logYaxis) { LogAxis rangeAxis = new LogAxis(yLabel); double smallest = miny * Math.pow(10, exp); rangeAxis.setSmallestValue(smallest); rangeAxis.setMinorTickCount(9); LogAxisNumberFormat lanf = new LogAxisNumberFormat(); lanf.setExp(exp); rangeAxis.setNumberFormatOverride(lanf); rangeAxis.setRange(smallest, maxy * Math.pow(10, exp)); rangeAxis.setStandardTickUnits(LogAxis.createLogTickUnits(Locale.US)); plot.setRangeAxis(rangeAxis); plot.setRangeGridlinesVisible(true); plot.setRangeGridlinePaint(Color.BLACK); } if (logXaxis) { LogAxis domainAxis = new LogAxis(xLabel); domainAxis.setBase(2); domainAxis.setMinorTickCount(9); domainAxis.setMinorTickMarksVisible(true); domainAxis.setSmallestValue(smallestX); domainAxis.setNumberFormatOverride(new LogAxisNumberFormat()); //domainAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); plot.setDomainAxis(domainAxis); plot.setDomainGridlinesVisible(true); plot.setDomainGridlinePaint(Color.BLACK); } ValueAxis domainAxis = plot.getDomainAxis(); if (fmin > Float.MIN_VALUE) { domainAxis.setLowerBound(fmin); } if (fmax != Float.MAX_VALUE) { domainAxis.setUpperBound(fmax); } plot.setDomainAxis(domainAxis); plot.setDataset(0, mtds); plot.setDomainGridlinePaint(Color.DARK_GRAY); plot.setRangeGridlinePaint(Color.DARK_GRAY); // Set the line thickness XYLineAndShapeRenderer r = (XYLineAndShapeRenderer) plot.getRenderer(); BasicStroke str = new BasicStroke(lineThickness); int n = plot.getSeriesCount(); for (int i = 0; i < n; i++) { r.setSeriesStroke(i, str); } plot.setBackgroundPaint(Color.WHITE); if (compact) { chart.removeLegend(); } ret = new ChartPanel(chart); } catch (Exception ex) { throw new WebUtilException("Creating spectrum plot" + ex.getLocalizedMessage()); } return ret; }