List of usage examples for org.jfree.chart.axis NumberAxis createIntegerTickUnits
public static TickUnitSource createIntegerTickUnits()
From source file:edu.ucla.stat.SOCR.chart.demo.BarChartDemo8.java
/** * Creates a sample chart.//w w w .j a v a 2 s.co m * * @param dataset the dataset. * * @return The chart. */ protected JFreeChart createChart(CategoryDataset dataset) { // create the chart... JFreeChart chart = ChartFactory.createBarChart(chartTitle, // chart title domainLabel, // domain axis label rangeLabel, // range axis label dataset, // data PlotOrientation.VERTICAL, // orientation !legendPanelOn, // include legend true, // tooltips? false // URLs? ); chart.setBackgroundPaint(Color.white); // get a reference to the plot for further customisation... CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setBackgroundPaint(Color.lightGray); plot.setRangeGridlinePaint(Color.white); // set the range axis to display integers only... NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); rangeAxis.setUpperMargin(0.15); CategoryItemRenderer renderer = plot.getRenderer(); renderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator()); renderer.setSeriesItemLabelsVisible(0, Boolean.TRUE); CategoryAxis domainAxis = plot.getDomainAxis(); domainAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_45); BarRenderer seriesRenderer = (BarRenderer) plot.getRenderer(); seriesRenderer.setLegendItemLabelGenerator(new SOCRCategorySeriesLabelGenerator()); setCategorySummary(dataset); return chart; }
From source file:edu.ucla.stat.SOCR.chart.demo.BarChartDemo9.java
/** * Creates a sample chart.//from w ww .j a v a2 s . c om * * @param dataset the dataset. * * @return a sample chart. */ protected JFreeChart createChart(CategoryDataset dataset) { JFreeChart chart = ChartFactory.createBarChart(chartTitle, // chart title domainLabel, // domain axis label rangeLabel, // range axis label dataset, // data PlotOrientation.VERTICAL, // the plot orientation !legendPanelOn, // include legend true, false); TextTitle title = chart.getTitle(); title.setBorder(0, 0, 1, 0); title.setBackgroundPaint(new GradientPaint(0f, 0f, Color.red, 350f, 0f, Color.white, true)); title.setExpandToFitSpace(true); chart.setBackgroundPaint(new GradientPaint(0f, 0f, Color.yellow, 350f, 0f, Color.white, true)); // get a reference to the plot for further customisation... CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setNoDataMessage("NO DATA!"); plot.setBackgroundPaint(null); plot.setInsets(new RectangleInsets(10, 5, 5, 5)); plot.setOutlinePaint(Color.black); plot.setRangeGridlinePaint(Color.gray); plot.setRangeGridlineStroke(new BasicStroke(1.0f)); Paint[] colors = createPaint(); CustomBarRenderer renderer = new CustomBarRenderer(colors); renderer.setGradientPaintTransformer( new StandardGradientPaintTransformer(GradientPaintTransformType.CENTER_HORIZONTAL)); plot.setRenderer(renderer); renderer.setLegendItemLabelGenerator(new SOCRCategorySeriesLabelGenerator()); // change the margin at the top of the range axis... NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); // rangeAxis.setRange(0.0, 800.0); rangeAxis.setTickMarkPaint(Color.black); setCategorySummary(dataset); return chart; }
From source file:j2se.jfreechart.barchart.BarChartDemo3.java
/** * Creates a sample chart.//from w w w.java2s .co m * * @param dataset the dataset. * * @return a sample chart. */ private JFreeChart createChart(final CategoryDataset dataset) { final JFreeChart chart = ChartFactory.createBarChart("Bar Chart Demo 3", // chart title "Category", // domain axis label "Value", // range axis label dataset, // data PlotOrientation.VERTICAL, // the plot orientation false, // include legend true, false); chart.setBackgroundPaint(Color.lightGray); // get a reference to the plot for further customisation... final CategoryPlot plot = chart.getCategoryPlot(); plot.setNoDataMessage("NO DATA!"); final CategoryItemRenderer renderer = new CustomRenderer(new Paint[] { Color.red, Color.blue, Color.green, Color.yellow, Color.orange, Color.cyan, Color.magenta, Color.blue }); // renderer.setLabelGenerator(new StandardCategoryLabelGenerator()); renderer.setItemLabelsVisible(true); final ItemLabelPosition p = new ItemLabelPosition(ItemLabelAnchor.CENTER, TextAnchor.CENTER, TextAnchor.CENTER, 45.0); renderer.setPositiveItemLabelPosition(p); plot.setRenderer(renderer); // change the margin at the top of the range axis... final ValueAxis rangeAxis = plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); rangeAxis.setLowerMargin(0.15); rangeAxis.setUpperMargin(0.15); return chart; }
From source file:sturesy.voting.gui.VotingEvaluationPanelUI.java
private JFreeChart createChart(final CategoryDataset dataset, String questiontext, Color background, boolean showAnswers, List<Integer> correctAnswers, boolean showPercent) { String valueAxisLabel = Localize.getString(showPercent ? "label.votes.percent" : "label.votes.absolute"); final JFreeChart chart = ChartFactory.createBarChart(questiontext, Localize.getString("label.answers"), valueAxisLabel, dataset, PlotOrientation.VERTICAL, false, true, false); chart.setBackgroundPaint(background); final CategoryPlot plot = chart.getCategoryPlot(); plot.setNoDataMessage("NO DATA!"); final CategoryItemRenderer renderer = new AnswersBarRenderer(showAnswers, correctAnswers); renderer.setBaseItemLabelsVisible(true); renderer.setBaseItemLabelFont(renderer.getBaseItemLabelFont().deriveFont(16.0f)); final ItemLabelPosition p = new ItemLabelPosition(ItemLabelAnchor.CENTER, TextAnchor.CENTER, TextAnchor.CENTER, 45.0);/*from w w w . j ava2 s . com*/ renderer.setBasePositiveItemLabelPosition(p); plot.setRenderer(renderer); // change the margin at the top of the range axis... final ValueAxis rangeAxis = plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); rangeAxis.setLowerMargin(0.15); rangeAxis.setUpperMargin(0.15); double upperrange = rangeAxis.getRange().getUpperBound(); if (showPercent) { renderer.setBaseItemLabelGenerator(new AppendPercentRenderer()); rangeAxis.setRange(new Range(0, upperrange > 100 ? 100 : upperrange), false, false); } else { renderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator()); } plot.getDomainAxis().setMaximumCategoryLabelLines(5); return chart; }
From source file:edu.ucla.stat.SOCR.chart.demo.BarChartDemo3.java
/** * Creates a sample chart./*w ww . j a v a 2 s . c om*/ * * @param dataset the dataset. * * @return a sample chart. */ protected JFreeChart createChart(CategoryDataset dataset) { JFreeChart chart = ChartFactory.createBarChart(chartTitle, // chart title domainLabel, // domain axis label rangeLabel, // range axis label dataset, // data PlotOrientation.VERTICAL, // the plot orientation !legendPanelOn, // include legend true, false); chart.setBackgroundPaint(Color.lightGray); // get a reference to the plot for further customisation... CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setNoDataMessage("NO DATA!"); CategoryItemRenderer renderer = new CustomBarRenderer(new Paint[] { Color.red, Color.blue, Color.green, Color.yellow, Color.orange, Color.cyan, Color.magenta, Color.blue }); renderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator()); renderer.setBaseItemLabelsVisible(true); ItemLabelPosition p = new ItemLabelPosition(ItemLabelAnchor.CENTER, TextAnchor.CENTER, TextAnchor.CENTER, 45.0); renderer.setBasePositiveItemLabelPosition(p); plot.setRenderer(renderer); CategoryMarker marker = new CategoryMarker("Category 3"); marker.setLabel("Special"); marker.setPaint(new Color(0xDD, 0xFF, 0xDD, 0x80)); marker.setAlpha(0.5f); marker.setLabelAnchor(RectangleAnchor.TOP_LEFT); marker.setLabelTextAnchor(TextAnchor.TOP_LEFT); marker.setLabelOffsetType(LengthAdjustmentType.CONTRACT); plot.addDomainMarker(marker, Layer.BACKGROUND); // change the margin at the top of the range axis... NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); rangeAxis.setLowerMargin(0.15); rangeAxis.setUpperMargin(0.15); BarRenderer seriesRenderer = (BarRenderer) plot.getRenderer(); seriesRenderer.setLegendItemLabelGenerator(new SOCRCategorySeriesLabelGenerator()); setCategorySummary(dataset); return chart; }
From source file:grafici.StatisticheBarChart.java
/** * Creates a sample chart.// w ww . j av a 2s .co m * * @param dataset * the dataset. * * @return The chart. */ private static JFreeChart createChart(CategoryDataset dataset, Table results, int variabile, int valore) { // create the chart... JFreeChart chart = ChartFactory.createBarChart(titolo, // chart // title "", // domain axis label results.getColumn(valore).getText().toUpperCase(), // range axis label dataset, // data PlotOrientation.VERTICAL, // orientation true, // include legend true, // tooltips? false // URLs? ); // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART... // set the background color for the chart... chart.setBackgroundPaint(Color.white); // get a reference to the plot for further customisation... CategoryPlot plot = (CategoryPlot) chart.getPlot(); // ****************************************************************** // More than 150 demo applications are included with the JFreeChart // Developer Guide...for more information, see: // // > http://www.object-refinery.com/jfreechart/guide.html // // ****************************************************************** // set the range axis to display integers only... NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); // disable bar outlines... BarRenderer renderer = (BarRenderer) plot.getRenderer(); renderer.setDrawBarOutline(false); // set up gradient paints for series... GradientPaint gp0 = new GradientPaint(0.0f, 0.0f, Color.blue, 0.0f, 0.0f, new Color(0, 0, 64)); GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, Color.green, 0.0f, 0.0f, new Color(0, 64, 0)); GradientPaint gp2 = new GradientPaint(0.0f, 0.0f, Color.red, 0.0f, 0.0f, new Color(64, 0, 0)); renderer.setSeriesPaint(0, gp0); renderer.setSeriesPaint(1, gp1); renderer.setSeriesPaint(2, gp2); CategoryAxis domainAxis = plot.getDomainAxis(); domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 12.0)); // OPTIONAL CUSTOMISATION COMPLETED. return chart; }
From source file:edu.ucla.stat.SOCR.chart.demo.LayeredBarChartDemo1.java
/** * Creates a sample chart.// w ww .j av a2 s. c om * * @param dataset the dataset. * * @return The chart. */ protected JFreeChart createChart(CategoryDataset dataset) { // create the chart... JFreeChart chart = ChartFactory.createBarChart(chartTitle, // chart title domainLabel, // domain axis label rangeLabel, // range axis label dataset, // data PlotOrientation.VERTICAL, // orientation !legendPanelOn, // include legend true, // tooltips? false // URLs? ); chart.setBackgroundPaint(Color.white); // get a reference to the plot for further customisation... CategoryPlot plot = chart.getCategoryPlot(); plot.setBackgroundPaint(Color.lightGray); plot.setDomainGridlinePaint(Color.white); plot.setDomainGridlinesVisible(true); plot.setRangeGridlinePaint(Color.white); // set the range axis to display integers only... NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); // disable bar outlines... LayeredBarRenderer renderer = new LayeredBarRenderer(); renderer.setDrawBarOutline(false); plot.setRenderer(renderer); // for this renderer, we need to draw the first series last... plot.setRowRenderingOrder(SortOrder.DESCENDING); // set up gradient paints for series... GradientPaint gp0 = new GradientPaint(0.0f, 0.0f, Color.blue, 0.0f, 0.0f, new Color(0, 0, 64)); GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, Color.green, 0.0f, 0.0f, new Color(0, 64, 0)); GradientPaint gp2 = new GradientPaint(0.0f, 0.0f, Color.red, 0.0f, 0.0f, new Color(64, 0, 0)); renderer.setSeriesPaint(0, gp0); renderer.setSeriesPaint(1, gp1); renderer.setSeriesPaint(2, gp2); renderer.setLegendItemLabelGenerator(new SOCRCategorySeriesLabelGenerator()); setCategorySummary(dataset); return chart; }
From source file:edu.ucla.stat.SOCR.chart.demo.LayeredBarChartDemo2.java
/** * Creates a sample chart.// w w w . ja v a 2 s.c o m * * @param dataset the dataset. * * @return The chart. */ protected JFreeChart createChart(CategoryDataset dataset) { // create the chart... JFreeChart chart = ChartFactory.createBarChart(chartTitle, // chart title domainLabel, // domain axis label rangeLabel, // range axis label dataset, // data PlotOrientation.HORIZONTAL, // orientation !legendPanelOn, // include legend true, // tooltips? false // URLs? ); chart.setBackgroundPaint(Color.white); // get a reference to the plot for further customisation... CategoryPlot plot = chart.getCategoryPlot(); plot.setBackgroundPaint(Color.lightGray); plot.setDomainGridlinePaint(Color.white); plot.setDomainGridlinesVisible(true); plot.setRangeGridlinePaint(Color.white); // set the range axis to display integers only... NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); // disable bar outlines... LayeredBarRenderer renderer = new LayeredBarRenderer(); renderer.setDrawBarOutline(false); plot.setRenderer(renderer); // for this renderer, we need to draw the first series last... plot.setRowRenderingOrder(SortOrder.DESCENDING); // set up gradient paints for series... GradientPaint gp0 = new GradientPaint(0.0f, 0.0f, Color.blue, 0.0f, 0.0f, new Color(0, 0, 64)); GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, Color.green, 0.0f, 0.0f, new Color(0, 64, 0)); GradientPaint gp2 = new GradientPaint(0.0f, 0.0f, Color.red, 0.0f, 0.0f, new Color(64, 0, 0)); renderer.setSeriesPaint(0, gp0); renderer.setSeriesPaint(1, gp1); renderer.setSeriesPaint(2, gp2); renderer.setLegendItemLabelGenerator(new SOCRCategorySeriesLabelGenerator()); setCategorySummary(dataset); return chart; }
From source file:it.eng.spagobi.engines.chart.bo.charttypes.barcharts.SimpleBar.java
public JFreeChart createChart(DatasetMap datasets) { logger.debug("IN"); CategoryDataset dataset = (CategoryDataset) datasets.getDatasets().get("1"); PlotOrientation plotOrientation = PlotOrientation.VERTICAL; if (horizontalView) { plotOrientation = PlotOrientation.HORIZONTAL; }/*from w w w . j a va2 s. c om*/ JFreeChart chart = ChartFactory.createBarChart(name, // chart title categoryLabel, // domain axis label valueLabel, // range axis label dataset, // data plotOrientation, // orientation false, // include legend true, // tooltips? false // URLs? ); TextTitle title = setStyleTitle(name, styleTitle); chart.setTitle(title); if (subName != null && !subName.equals("")) { TextTitle subTitle = setStyleTitle(subName, styleSubTitle); chart.addSubtitle(subTitle); } // set the background color for the chart... chart.setBackgroundPaint(color); // get a reference to the plot for further customisation... CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setBackgroundPaint(Color.white); plot.setDomainGridlinePaint(Color.white); plot.setDomainGridlinesVisible(true); plot.setRangeGridlinePaint(Color.white); NumberFormat nf = NumberFormat.getNumberInstance(locale); // set the range axis to display integers only... NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setLabelFont(new Font(styleXaxesLabels.getFontName(), Font.PLAIN, styleXaxesLabels.getSize())); rangeAxis.setLabelPaint(styleXaxesLabels.getColor()); rangeAxis .setTickLabelFont(new Font(styleXaxesLabels.getFontName(), Font.PLAIN, styleXaxesLabels.getSize())); rangeAxis.setTickLabelPaint(styleXaxesLabels.getColor()); rangeAxis.setUpperMargin(0.10); rangeAxis.setNumberFormatOverride(nf); if (firstAxisLB != null && firstAxisUB != null) { rangeAxis.setLowerBound(firstAxisLB); rangeAxis.setUpperBound(firstAxisUB); } if (rangeIntegerValues == true) { rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); } else rangeAxis.setStandardTickUnits(NumberAxis.createStandardTickUnits()); if (rangeAxisLocation != null) { if (rangeAxisLocation.equalsIgnoreCase("BOTTOM_OR_LEFT")) { plot.setRangeAxisLocation(0, AxisLocation.BOTTOM_OR_LEFT); } else if (rangeAxisLocation.equalsIgnoreCase("BOTTOM_OR_RIGHT")) { plot.setRangeAxisLocation(0, AxisLocation.BOTTOM_OR_RIGHT); } else if (rangeAxisLocation.equalsIgnoreCase("TOP_OR_RIGHT")) { plot.setRangeAxisLocation(0, AxisLocation.TOP_OR_RIGHT); } else if (rangeAxisLocation.equalsIgnoreCase("TOP_OR_LEFT")) { plot.setRangeAxisLocation(0, AxisLocation.TOP_OR_LEFT); } } // disable bar outlines... BarRenderer renderer = (BarRenderer) plot.getRenderer(); renderer.setDrawBarOutline(false); // add CategorySeriesLabelGenerator generator = new StandardCategorySeriesLabelGenerator("{0}"); renderer.setLegendItemLabelGenerator(generator); if (maxBarWidth != null) { renderer.setMaximumBarWidth(maxBarWidth.doubleValue()); } if (showValueLabels) { renderer.setBaseItemLabelsVisible(true); renderer.setBaseItemLabelGenerator(new FilterZeroStandardCategoryItemLabelGenerator()); renderer.setBaseItemLabelFont( new Font(styleValueLabels.getFontName(), Font.PLAIN, styleValueLabels.getSize())); renderer.setBaseItemLabelPaint(styleValueLabels.getColor()); // if(valueLabelsPosition.equalsIgnoreCase("inside")){ // renderer.setBasePositiveItemLabelPosition(new ItemLabelPosition( // ItemLabelAnchor.CENTER, TextAnchor.BASELINE_LEFT)); // renderer.setBaseNegativeItemLabelPosition(new ItemLabelPosition( // ItemLabelAnchor.CENTER, TextAnchor.BASELINE_LEFT)); // } else { // renderer.setBasePositiveItemLabelPosition(new ItemLabelPosition( // ItemLabelAnchor.OUTSIDE3, TextAnchor.BASELINE_LEFT)); // renderer.setBaseNegativeItemLabelPosition(new ItemLabelPosition( // ItemLabelAnchor.OUTSIDE3, TextAnchor.BASELINE_LEFT)); // } } // PROVA LEGENDA if (legend == true) { drawLegend(chart); /*BlockContainer wrapper = new BlockContainer(new BorderArrangement()); wrapper.setFrame(new BlockBorder(1.0, 1.0, 1.0, 1.0)); LabelBlock titleBlock = new LabelBlock("Legend Items:", new Font("SansSerif", Font.BOLD, 12)); title.setPadding(5, 5, 5, 5); wrapper.add(titleBlock, RectangleEdge.TOP); LegendTitle legend = new LegendTitle(chart.getPlot()); BlockContainer items = legend.getItemContainer(); items.setPadding(2, 10, 5, 2); wrapper.add(items); legend.setWrapper(wrapper); if(legendPosition.equalsIgnoreCase("bottom")) legend.setPosition(RectangleEdge.BOTTOM); else if(legendPosition.equalsIgnoreCase("left")) legend.setPosition(RectangleEdge.LEFT); else if(legendPosition.equalsIgnoreCase("right")) legend.setPosition(RectangleEdge.RIGHT); else if(legendPosition.equalsIgnoreCase("top")) legend.setPosition(RectangleEdge.TOP); else legend.setPosition(RectangleEdge.BOTTOM); legend.setHorizontalAlignment(HorizontalAlignment.LEFT); chart.addSubtitle(legend);*/ } int seriesN = dataset.getRowCount(); // the order color vedctor overrides the color map!! if (orderColorVector != null && orderColorVector.size() > 0) { logger.debug("color serie by SERIES_ORDER_COLORS template specification"); for (int i = 0; i < seriesN; i++) { if (orderColorVector.get(i) != null) { Color color = orderColorVector.get(i); renderer.setSeriesPaint(i, color); } } } else if (colorMap != null) { logger.debug("color serie by SERIES_COLORS template specification"); for (int i = 0; i < seriesN; i++) { String serieName = (String) dataset.getRowKey(i); String labelName = ""; int index = -1; if (seriesCaptions != null && seriesCaptions.size() > 0) { labelName = serieName; serieName = (String) seriesCaptions.get(serieName); index = dataset.getRowIndex(labelName); } else index = dataset.getRowIndex(serieName); Color color = (Color) colorMap.get(serieName); if (color != null) { //renderer.setSeriesPaint(i, color); renderer.setSeriesPaint(index, color); renderer.setSeriesItemLabelFont(i, new Font(defaultLabelsStyle.getFontName(), Font.PLAIN, defaultLabelsStyle.getSize())); renderer.setSeriesItemLabelPaint(i, defaultLabelsStyle.getColor()); } } } CategoryAxis domainAxis = plot.getDomainAxis(); domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 6.0)); domainAxis.setLabelFont(new Font(styleYaxesLabels.getFontName(), Font.PLAIN, styleYaxesLabels.getSize())); domainAxis.setLabelPaint(styleYaxesLabels.getColor()); domainAxis .setTickLabelFont(new Font(styleYaxesLabels.getFontName(), Font.PLAIN, styleYaxesLabels.getSize())); domainAxis.setTickLabelPaint(styleYaxesLabels.getColor()); domainAxis.setUpperMargin(0.10); logger.debug("OUT"); return chart; }
From source file:Client.Gui.TeamBarChart.java
/** * Creates a sample chart./*from ww w . j a v a 2s .co m*/ * * @param dataset the dataset. * * @return The chart. */ private JFreeChart createChart(final CategoryDataset dataset) { // create the chart... final JFreeChart chart = ChartFactory.createBarChart("Distribution of Trainging", // chart title "", // domain axis label "", // range axis label dataset, // data PlotOrientation.VERTICAL, // orientation true, // include legend true, // tooltips? false // URLs? ); // set the background color for the chart... chart.setBackgroundPaint(Color.white); // get a reference to the plot for further customisation... final CategoryPlot plot = chart.getCategoryPlot(); plot.setBackgroundPaint(Color.lightGray); plot.setDomainGridlinePaint(Color.white); plot.setRangeGridlinePaint(Color.white); // set the range axis to display integers only... final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); // disable bar outlines... final BarRenderer renderer = (BarRenderer) plot.getRenderer(); renderer.setDrawBarOutline(false); // set up gradient paints for series... final GradientPaint gp0 = new GradientPaint(0.0f, 0.0f, Color.blue, 0.0f, 0.0f, Color.lightGray); final GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, Color.green, 0.0f, 0.0f, Color.lightGray); final GradientPaint gp2 = new GradientPaint(0.0f, 0.0f, Color.red, 0.0f, 0.0f, Color.lightGray); renderer.setSeriesPaint(0, gp0); renderer.setSeriesPaint(1, gp1); renderer.setSeriesPaint(2, gp2); final CategoryAxis domainAxis = plot.getDomainAxis(); domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 6.0)); return chart; }