List of usage examples for org.jfree.data.category CategoryDataset getColumnCount
public int getColumnCount();
From source file:net.sourceforge.processdash.ui.web.reports.DiscChart.java
public static JFreeChart createDiscChart(ResultSet data, Map parameters) { // data.sortBy(1, true); CategoryDataset catData = data.catDataSource(); PieDataset pieData = null;//from w w w. j av a 2 s . co m if (catData.getColumnCount() == 1) pieData = DatasetUtilities.createPieDatasetForColumn(catData, 0); else pieData = DatasetUtilities.createPieDatasetForRow(catData, 0); DiscPlot plot = new DiscPlot(pieData); plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0)); plot.setDrawingSupplier(DRAWING_SUPPLIER_FACTORY.newDrawingSupplier()); JFreeChart chart = new JFreeChart(null, JFreeChart.DEFAULT_TITLE_FONT, plot, false); if (parameters.get("skipItemLabels") != null || parameters.get("skipDiscLabels") != null) plot.setLabelGenerator(null); else if (parameters.get("discLabelFontSize") != null) try { float fontSize = Float.parseFloat((String) parameters.get("discLabelFontSize")); plot.setLabelFont(plot.getLabelFont().deriveFont(fontSize)); } catch (Exception lfe) { } if (parameters.get("ellipse") != null) ((StandardDiscItemDistributor) plot.getDiscDistributor()).setCircular(false); String interiorGap = (String) parameters.get("interiorGap"); if (interiorGap != null) try { plot.setInteriorGap(Integer.parseInt(interiorGap) / 100.0); } catch (NumberFormatException e) { } String interiorSpacing = (String) parameters.get("interiorSpacing"); if (interiorSpacing != null) try { plot.setInteriorGap(Integer.parseInt(interiorSpacing) / 200.0); } catch (NumberFormatException e) { } return chart; }
From source file:hudson.graph.jfreechart.Utils.java
/** * Adjusts the Y-axis so that abnormally large value won't spoil the whole chart * by making everything look virtually 0. * * <p>/* w w w . ja va 2 s.c o m*/ * The algorithm is based on <a href="http://en.wikipedia.org/wiki/Chebyshev%27s_inequality">Chebyshev's inequality</a>, * which states that given any number sequence, nore more than 1/(N^2) values are more than N x stddev away * from the average. * * <p> * So the algorithm is to set Y-axis range so that we can see all data points that are within N x stddev * of the average. Most of the time, Cebyshev's inequality is very conservative, so it shouldn't do * much harm. * * <p> * When the algorithm does kick in, however, we can kick out at most 1 in N^2 data points. * (So for example if N=3 then we can "fix" the graph as long as we only have less than 1/(3*3)=11.111...% bad data. * * <p> * Also see issue #1246. */ public static void adjustChebyshev(CategoryDataset dataset, NumberAxis yAxis) { // first compute E(X) and Var(X) double sum = 0, sum2 = 0; final int nColumns = dataset.getColumnCount(); final int nRows = dataset.getRowCount(); for (int i = 0; i < nRows; i++) { Comparable rowKey = dataset.getRowKey(i); for (int j = 0; j < nColumns; j++) { Comparable columnKey = dataset.getColumnKey(j); double n = dataset.getValue(rowKey, columnKey).doubleValue(); sum += n; sum2 += n * n; } } double average = sum / (nColumns * nRows); double stddev = Math.sqrt(sum2 / (nColumns * nRows) - average * average); double rangeMin = average - stddev * CHEBYSHEV_N; double rangeMax = average + stddev * CHEBYSHEV_N; // now see if there are any data points that fall outside (rangeMin,rangeMax) boolean found = false; double min = 0, max = 0; for (int i = 0; i < nRows; i++) { Comparable rowKey = dataset.getRowKey(i); for (int j = 0; j < nColumns; j++) { Comparable columnKey = dataset.getColumnKey(j); double n = dataset.getValue(rowKey, columnKey).doubleValue(); if (n < rangeMin || rangeMax < n) { found = true; continue; // ignore this value } min = Math.min(min, n); max = Math.max(max, n); } } if (!found) return; // no adjustment was necessary // some values fell outside the range, so adjust the Y-axis // if we are ever to extend this method to handle negative value ranges correctly, // the code after this needs modifications min = Math.min(0, min); // always include 0 in the graph max += yAxis.getUpperMargin() * (max - min); yAxis.setRange(min, max); }
From source file:soap.ui.stats.OverLaidBarChartFactory.java
public static JFreeChart createDualBarAndLineDiagram(String title, String categoryAxisLabel, String valueAxisLabel, CategoryDataset barDiagramDataset, LinkedList lineDiagramDatasets) { CategoryPlot plot = new CategoryPlot(); int inc = 0;//ww w . j a v a 2 s . c om BarRenderer barRenderer = null; if (barDiagramDataset != null) { plot.setDataset(barDiagramDataset); barRenderer = new BarRenderer3D(); barRenderer.setToolTipGenerator(new StandardCategoryToolTipGenerator()); plot.setRenderer(barRenderer); inc = 1; plot.setDomainAxis(new CategoryAxis3D(categoryAxisLabel)); plot.setRangeAxis(new NumberAxis3D(valueAxisLabel)); } else { plot.setDomainAxis(new CategoryAxis(categoryAxisLabel)); plot.setRangeAxis(new NumberAxis(valueAxisLabel)); } plot.mapDatasetToRangeAxis(0, 0); plot.setDomainAxisLocation(AxisLocation.BOTTOM_OR_LEFT); plot.setRangeAxisLocation(AxisLocation.TOP_OR_LEFT); CategoryItemRenderer renderers[] = new LineAndShapeRenderer[lineDiagramDatasets.size()]; for (int i = 0; i < lineDiagramDatasets.size(); i++) { CategoryDataset lineDiagramDataset = (CategoryDataset) lineDiagramDatasets.get(i); plot.setDataset(i + inc, lineDiagramDataset); plot.mapDatasetToRangeAxis(i + inc, 0); if (barDiagramDataset != null && i < barDiagramDataset.getRowCount()) { renderers[i] = new LineAndShapeRendererMapToBar(barRenderer, i); } else { renderers[i] = new LineAndShapeRenderer(); } renderers[i].setToolTipGenerator(new StandardCategoryToolTipGenerator()); renderers[i].setSeriesStroke(0, new BasicStroke(1.5f)); renderers[i].setSeriesStroke(1, new BasicStroke(1.5f)); plot.setRenderer(i + inc, renderers[i]); } CategoryDataset dataset; if (lineDiagramDatasets.size() > 0) dataset = (CategoryDataset) lineDiagramDatasets.get(0); else dataset = barDiagramDataset; for (int i = 0; i < dataset.getColumnCount(); i++) plot.getDomainAxis().addCategoryLabelToolTip(dataset.getColumnKey(i), (String) dataset.getColumnKey(i)); plot.setRangeGridlinePaint(Color.black); plot.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD); JFreeChart chart = new JFreeChart(plot); chart.setTitle(title); chart.setLegend(new StandardLegend()); return chart; }
From source file:playground.benjamin.scenarios.zurich.analysis.charts.BkChartWriter.java
public static void writeChartDataToFile(String filename, JFreeChart chart) { filename += ".txt"; try {/*from ww w . j a va 2s. c o m*/ BufferedWriter writer = IOUtils.getBufferedWriter(filename); try { /*read "try" as if (plot instanceof XYPlot)*/ XYPlot xy = chart.getXYPlot(); String yAxisLabel = xy.getRangeAxis().getLabel(); String xAxisLabel = ""; if (xy.getDomainAxis() != null) { xAxisLabel = xy.getDomainAxis().getLabel(); } String header = xAxisLabel + "\t " + yAxisLabel; writer.write(header); writer.newLine(); for (int i = 0; i < xy.getDatasetCount(); i++) { XYDataset xyds = xy.getDataset(i); for (int seriesIndex = 0; seriesIndex < xyds.getSeriesCount(); seriesIndex++) { writer.newLine(); writer.write("Series " + "'" + xyds.getSeriesKey(seriesIndex).toString()); writer.write("'"); writer.newLine(); int items = xyds.getItemCount(seriesIndex); for (int itemsIndex = 0; itemsIndex < items; itemsIndex++) { Number xValue = xyds.getX(seriesIndex, itemsIndex); Number yValue = xyds.getY(seriesIndex, itemsIndex); writer.write(xValue.toString()); writer.write("\t"); writer.write(yValue.toString()); writer.newLine(); } } } System.out.println("Table written to : " + filename + "\n" + "=================================================="); } catch (ClassCastException e) { //else instanceof CategoryPlot log.info("caught class cast exception, trying to write CategoryPlot"); CategoryPlot cp = chart.getCategoryPlot(); String header = "CategoryRowKey \t CategoryColumnKey \t CategoryRowIndex \t CategoryColumnIndex \t Value"; writer.write(header); writer.newLine(); for (int i = 0; i < cp.getDatasetCount(); i++) { CategoryDataset cpds = cp.getDataset(i); for (int rowIndex = 0; rowIndex < cpds.getRowCount(); rowIndex++) { for (int columnIndex = 0; columnIndex < cpds.getColumnCount(); columnIndex++) { Number value = cpds.getValue(rowIndex, columnIndex); writer.write(cpds.getRowKey(rowIndex).toString()); writer.write("\t"); writer.write(cpds.getColumnKey(columnIndex).toString()); writer.write("\t"); writer.write(Integer.toString(rowIndex)); writer.write("\t"); writer.write(Integer.toString(columnIndex)); writer.write("\t"); writer.write(value.toString()); writer.newLine(); } } } } writer.close(); } catch (FileNotFoundException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } }
From source file:playground.dgrether.analysis.charts.utils.DgChartWriter.java
public static void writeChartDataToFile(String filename, JFreeChart chart) { filename += ".txt"; try {/*from w w w . j a v a 2 s .c o m*/ BufferedWriter writer = IOUtils.getBufferedWriter(filename); try { /*read "try" as if (plot instanceof XYPlot)*/ XYPlot xy = chart.getXYPlot(); String yAxisLabel = xy.getRangeAxis().getLabel(); String xAxisLabel = ""; if (xy.getDomainAxis() != null) { xAxisLabel = xy.getDomainAxis().getLabel(); } String header = "#" + xAxisLabel + "\t " + yAxisLabel; writer.write(header); writer.newLine(); //write the header writer.write("#"); for (int i = 0; i < xy.getDatasetCount(); i++) { XYDataset xyds = xy.getDataset(i); int seriesIndex = 0; int maxItems = 0; int seriesCount = xyds.getSeriesCount(); while (seriesIndex < seriesCount) { writer.write("Series " + xyds.getSeriesKey(seriesIndex).toString()); if (seriesIndex < seriesCount - 1) { writer.write("\t \t"); } if (xyds.getItemCount(seriesIndex) > maxItems) { maxItems = xyds.getItemCount(seriesIndex); } seriesIndex++; } writer.newLine(); //write the data Number xValue, yValue = null; for (int itemsIndex = 0; itemsIndex < maxItems; itemsIndex++) { for (int seriesIdx = 0; seriesIdx < seriesCount; seriesIdx++) { if (seriesIdx < xyds.getSeriesCount() && itemsIndex < xyds.getItemCount(seriesIdx)) { xValue = xyds.getX(seriesIdx, itemsIndex); yValue = xyds.getY(seriesIdx, itemsIndex); if (xValue != null && yValue != null) { writer.write(xValue.toString()); writer.write("\t"); writer.write(yValue.toString()); if (seriesIdx < seriesCount - 1) { writer.write("\t"); } } } } writer.newLine(); } } } catch (ClassCastException e) { //else instanceof CategoryPlot log.info("Due to a caught class cast exception, it should be a CategoryPlot"); CategoryPlot cp = chart.getCategoryPlot(); String header = "# CategoryRowKey \t CategoryColumnKey \t CategoryRowIndex \t CategoryColumnIndex \t Value"; writer.write(header); writer.newLine(); for (int i = 0; i < cp.getDatasetCount(); i++) { CategoryDataset cpds = cp.getDataset(i); for (int rowIndex = 0; rowIndex < cpds.getRowCount(); rowIndex++) { for (int columnIndex = 0; columnIndex < cpds.getColumnCount(); columnIndex++) { Number value = cpds.getValue(rowIndex, columnIndex); writer.write(cpds.getRowKey(rowIndex).toString()); writer.write("\t"); writer.write(cpds.getColumnKey(columnIndex).toString()); writer.write("\t"); writer.write(Integer.toString(rowIndex)); writer.write("\t"); writer.write(Integer.toString(columnIndex)); writer.write("\t"); writer.write(value.toString()); writer.newLine(); } } } } writer.close(); log.info("Chart data written to: " + filename); } catch (FileNotFoundException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } }
From source file:net.sf.maltcms.chromaui.charts.ChartCustomizer.java
/** * * @param plot//w ww. jav a 2 s . c o m * @param alpha */ public static void setSeriesColors(CategoryPlot plot, float alpha) { int datasets = plot.getDatasetCount(); for (int i = 0; i < datasets; i++) { CategoryDataset ds = plot.getDataset(i); CategoryItemRenderer renderer = plot.getRenderer(i); Logger.getLogger(ChartCustomizer.class.getName()).log(Level.INFO, "Dataset has {0} rows", ds.getRowCount()); Logger.getLogger(ChartCustomizer.class.getName()).log(Level.INFO, "Dataset has {0} columns", ds.getColumnCount()); for (int j = 0; j < ds.getRowCount(); j++) { renderer.setSeriesPaint(j, withAlpha(plotColors[j % plotColors.length], alpha)); } } }
From source file:net.sf.maltcms.chromaui.charts.ChartCustomizer.java
/** * * @param plot//ww w . ja v a2 s .com * @param alpha * @param colors */ public static void setSeriesColors(CategoryPlot plot, float alpha, List<Color> colors) { int datasets = plot.getDatasetCount(); for (int i = 0; i < datasets; i++) { CategoryDataset ds = plot.getDataset(i); CategoryItemRenderer renderer = plot.getRenderer(i); Logger.getLogger(ChartCustomizer.class.getName()).log(Level.INFO, "Dataset has {0} rows", ds.getRowCount()); Logger.getLogger(ChartCustomizer.class.getName()).log(Level.INFO, "Dataset has {0} columns", ds.getColumnCount()); for (int j = 0; j < ds.getRowCount(); j++) { // if (ds.getRowCount() != colors.size()) { // throw new IllegalArgumentException("Number of datasets and number of colors must be equal!"); // } renderer.setSeriesPaint(j, withAlpha(colors.get(j), alpha)); } } }
From source file:org.talend.dataprofiler.chart.util.TopChartFactory.java
private static double sumItemCount(CategoryDataset categorydataset) { double itemCount = 0; for (int i = 0; i < categorydataset.getColumnCount(); i++) { int columnKey = Integer.valueOf(categorydataset.getColumnKey(i).toString()); itemCount += categorydataset.getValue(0, i).intValue() * columnKey; }/* ww w . ja v a 2 s . c om*/ return itemCount; }
From source file:org.talend.dataprofiler.chart.util.TopChartFactory.java
private static double sumGroupCount(CategoryDataset categorydataset) { double groupCount = 0.0; for (int i = 0; i < categorydataset.getColumnCount(); i++) { groupCount += categorydataset.getValue(0, i).doubleValue(); }//from ww w . j a v a2 s .c om return groupCount; }
From source file:ca.sqlpower.wabit.swingui.chart.ChartSwingUtil.java
/** * Sets the colours and gradients to be used when painting the given JFreeChart. * /* w w w . j a v a 2 s . c o m*/ * @param chart * The JFreeChart to make nice. */ public static void makeChartNice(JFreeChart chart) { Plot plot = chart.getPlot(); chart.setBackgroundPaint(null); chart.setBorderStroke(new BasicStroke(1f)); chart.setBorderPaint(new Color(0xDDDDDD)); chart.setBorderVisible(true); // TODO Should we add an option for subtitles, this is where it would go. // TextTitle subTitle = new TextTitle("What's up doc?", // new Font("SansSerif", Font.BOLD, 8)); // chart.addSubtitle(subTitle); // overall plot plot.setOutlinePaint(null); plot.setInsets(new RectangleInsets(0, 5, 0, 5)); // also the overall chart panel plot.setBackgroundPaint(null); plot.setDrawingSupplier(new WabitDrawingSupplier()); // legend LegendTitle legend = chart.getLegend(); if (legend != null) { legend.setBorder(0, 0, 0, 0); legend.setBackgroundPaint(null); legend.setPadding(2, 2, 2, 2); } if (plot instanceof CategoryPlot) { CategoryPlot cplot = (CategoryPlot) plot; CategoryItemRenderer renderer = cplot.getRenderer(); if (renderer instanceof BarRenderer) { BarRenderer brenderer = (BarRenderer) renderer; brenderer.setBarPainter(new StandardBarPainter()); brenderer.setDrawBarOutline(false); brenderer.setShadowVisible(false); brenderer.setGradientPaintTransformer( new StandardGradientPaintTransformer(GradientPaintTransformType.HORIZONTAL)); } else if (renderer instanceof LineAndShapeRenderer) { // it's all taken care of by WabitDrawingSupplier } else { logger.warn("I don't know how to make " + renderer + " pretty. Leaving ugly."); } cplot.setRangeGridlinePaint(Color.BLACK); cplot.setRangeGridlineStroke(GRIDLINE_STROKE); // axes for (int i = 0; i < cplot.getDomainAxisCount(); i++) { CategoryAxis axis = cplot.getDomainAxis(i); axis.setAxisLineVisible(false); } for (int i = 0; i < cplot.getRangeAxisCount(); i++) { ValueAxis axis = cplot.getRangeAxis(i); axis.setAxisLineVisible(false); } } if (plot instanceof MultiplePiePlot) { MultiplePiePlot mpplot = (MultiplePiePlot) plot; JFreeChart pchart = mpplot.getPieChart(); PiePlot3DGradient pplot = (PiePlot3DGradient) pchart.getPlot(); pplot.setBackgroundPaint(null); pplot.setOutlinePaint(null); pplot.setFaceGradientPaintTransformer( new StandardGradientPaintTransformer(GradientPaintTransformType.HORIZONTAL)); pplot.setSideGradientPaintTransformer( new StandardGradientPaintTransformer(GradientPaintTransformType.HORIZONTAL)); CategoryDataset data = mpplot.getDataset(); Color[][] colours = WabitDrawingSupplier.SERIES_COLOURS; //Set all colours for (int i = 0; i < colours.length; i++) { if (data.getColumnCount() >= i + 1) { pplot.setSectionOutlinePaint(data.getColumnKey(i), null); GradientPaint gradient = new GradientPaint(0, 0f, colours[i][0], 100, 0f, colours[i][1]); pplot.setSectionPaint(data.getColumnKey(i), gradient); gradient = new GradientPaint(0, 0f, colours[i][1], 100, 0f, colours[i][0]); pplot.setSidePaint(data.getColumnKey(i), gradient); } } } // Tweak the title font size chart.getTitle().setFont(chart.getTitle().getFont().deriveFont(14f)); chart.getTitle().setPadding(5, 0, 5, 0); chart.setAntiAlias(true); // shrink padding chart.setPadding(new RectangleInsets(0, 0, 0, 0)); }