List of usage examples for org.jfree.chart.title LegendTitle LegendTitle
public LegendTitle(LegendItemSource source)
From source file:ecosim.gui.SummaryPane.java
/** * Private method to build the binning chart. * * @return A ChartPanel containing the binning chart. *//* w w w . j ava 2s.c om*/ 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.jhuapl.graphs.jfreechart.JFreeChartPieGraphSource.java
@SuppressWarnings("unchecked") @Override// w w w .j a v a 2 s. co m public void initialize() throws GraphException { String title = getParam(GraphSource.GRAPH_TITLE, String.class, DEFAULT_TITLE); boolean legend = getParam(GraphSource.GRAPH_LEGEND, Boolean.class, DEFAULT_GRAPH_LEGEND); boolean graphToolTip = getParam(GraphSource.GRAPH_TOOL_TIP, Boolean.class, DEFAULT_GRAPH_TOOL_TIP); boolean graphDisplayLabel = getParam(GraphSource.GRAPH_DISPLAY_LABEL, Boolean.class, false); boolean legendBorder = getParam(GraphSource.LEGEND_BORDER, Boolean.class, DEFAULT_LEGEND_BORDER); boolean graphBorder = getParam(GraphSource.GRAPH_BORDER, Boolean.class, DEFAULT_GRAPH_BORDER); Font titleFont = getParam(GraphSource.GRAPH_FONT, Font.class, DEFAULT_GRAPH_TITLE_FONT); String noDataMessage = getParam(GraphSource.GRAPH_NO_DATA_MESSAGE, String.class, DEFAULT_GRAPH_NO_DATA_MESSAGE); PieGraphData pieGraphData = makeDataSet(); Map<Comparable, Paint> colors = pieGraphData.colors; this.chart = ChartFactory.createPieChart(title, pieGraphData.data, false, graphToolTip, false); Paint backgroundColor = getParam(GraphSource.BACKGROUND_COLOR, Paint.class, DEFAULT_BACKGROUND_COLOR); Paint plotColor = getParam(JFreeChartTimeSeriesGraphSource.PLOT_COLOR, Paint.class, backgroundColor); Paint labelColor = getParam(JFreeChartTimeSeriesGraphSource.GRAPH_LABEL_BACKGROUND_COLOR, Paint.class, DEFAULT_BACKGROUND_COLOR); this.chart.setBackgroundPaint(backgroundColor); PiePlot plot = (PiePlot) chart.getPlot(); plot.setBackgroundPaint(plotColor); plot.setNoDataMessage(noDataMessage); if (!graphDisplayLabel) { plot.setLabelGenerator(null); } else { plot.setInteriorGap(0.001); plot.setMaximumLabelWidth(.3); // plot.setIgnoreNullValues(true); plot.setIgnoreZeroValues(true); plot.setShadowPaint(null); // plot.setOutlineVisible(false); //TODO use title font? Font font = plot.getLabelFont(); plot.setLabelLinkStyle(PieLabelLinkStyle.CUBIC_CURVE); plot.setLabelFont(font.deriveFont(font.getSize2D() * .75f)); plot.setLabelBackgroundPaint(labelColor); plot.setLabelShadowPaint(null); plot.setLabelOutlinePaint(null); plot.setLabelGap(0.001); plot.setLabelLinkMargin(0.0); plot.setLabelLinksVisible(true); // plot.setSimpleLabels(true); // plot.setCircular(true); } if (!graphBorder) { plot.setOutlineVisible(false); } if (title != null && !"".equals(title)) { TextTitle title1 = new TextTitle(); title1.setText(title); title1.setFont(titleFont); title1.setPadding(3, 2, 5, 2); chart.setTitle(title1); } else { chart.setTitle((TextTitle) null); } plot.setLabelPadding(new RectangleInsets(1, 1, 1, 1)); //Makes a wrapper for the legend to remove the border around it if (legend) { LegendTitle legend1 = new LegendTitle(chart.getPlot()); BlockContainer wrapper = new BlockContainer(new BorderArrangement()); if (legendBorder) { wrapper.setFrame(new BlockBorder(1, 1, 1, 1)); } else { wrapper.setFrame(new BlockBorder(0, 0, 0, 0)); } BlockContainer items = legend1.getItemContainer(); items.setPadding(2, 10, 5, 2); wrapper.add(items); legend1.setWrapper(wrapper); legend1.setPosition(RectangleEdge.BOTTOM); legend1.setHorizontalAlignment(HorizontalAlignment.CENTER); if (params.get(GraphSource.LEGEND_FONT) instanceof Font) { legend1.setItemFont(((Font) params.get(GraphSource.LEGEND_FONT))); } chart.addSubtitle(legend1); plot.setLegendLabelGenerator(new PieGraphLabelGenerator()); } for (Comparable category : colors.keySet()) { plot.setSectionPaint(category, colors.get(category)); } plot.setToolTipGenerator(new PieGraphToolTipGenerator(pieGraphData)); plot.setURLGenerator(new PieGraphURLGenerator(pieGraphData)); initialized = true; }
From source file:org.squale.squaleweb.util.graph.KiviatMaker.java
/** * Create the JreeChart object/* w ww .j a v a 2s . co m*/ * * @param showLegend indicate if it should display the legend or not * @param showBackground indicate if we want showBackground * @return The JreeChart object */ public JFreeChart getChart(boolean showLegend, boolean showBackground) { JFreeChart retChart = super.getChart(); // Creation of the graph if it not already exist if (null == retChart) { // Creation of the plot SpiderWebPlot plot = new SpiderWebPlot(mDataset); // Creation of the picture. The plot is inside the picture retChart = new JFreeChart(mTitle, TextTitle.DEFAULT_FONT, plot, false); // Display of the legend if (showLegend) { LegendTitle legendtitle = new LegendTitle(plot); legendtitle.setPosition(RectangleEdge.BOTTOM); retChart.addSubtitle(legendtitle); } // Definition of the style of the three first draw in the spiderWEbPlot. // This three first draw represent the scale for the mark 1.0, 2.0 and 3.0 in the plot // First we define the style final float miterLimit = 10.0f; final float[] dashPattern = { 5.0f, 3.0f }; BasicStroke dash = new BasicStroke(1.0f, BasicStroke.CAP_SQUARE, // End cap BasicStroke.JOIN_MITER, // Join style miterLimit, // Miter limit dashPattern, // Dash pattern 0.0f); // We associate this style to the draw plot.setSeriesPaint(0, new Color(WebMessages.getInt("kiviat.color.1"))); plot.setSeriesOutlineStroke(0, dash); plot.setSeriesPaint(1, new Color(WebMessages.getInt("kiviat.color.2"))); plot.setSeriesOutlineStroke(1, dash); plot.setSeriesPaint(2, new Color(WebMessages.getInt("kiviat.color.3"))); plot.setSeriesOutlineStroke(2, dash); // Define the gap what is draw and the border of the plot plot.setInteriorGap(DEFAULT_GAP); // Define the style of the line stroke plot.setBaseSeriesOutlineStroke(new BasicStroke(2.0f)); // The max value put in the plot (for the scale) plot.setMaxValue(SCALE_MAX_VALUE); // Indicate if we want fill the inner of the draw plot.setWebFilled(FILL_RADAR); if (!showBackground) { // Set the background of the picture to white retChart.setBackgroundPaint(Color.WHITE); // Set the border of the plot to white plot.setOutlinePaint(Color.WHITE); } super.setChart(retChart); } return retChart; }
From source file:com.romraider.logger.ecu.ui.handler.graph.GraphUpdateHandler.java
private synchronized void addToCombined(LoggerData loggerData) { if (combinedChartPanel == null) { combinedChartPanel = new ChartPanel(createXYLineChart(loggerData, null, true), false, true, true, true, true);// w w w. j av a 2 s . com LegendTitle legendTitle = new LegendTitle(combinedChartPanel.getChart().getXYPlot()); legendTitle.setItemPaint(WHITE); combinedChartPanel.getChart().addLegend(legendTitle); combinedChartPanel.setMinimumSize(new Dimension(500, 400)); combinedChartPanel.setPreferredSize(new Dimension(500, 400)); graphPanel.add(combinedChartPanel); } XYPlot plot = combinedChartPanel.getChart().getXYPlot(); plot.setDataset(counter, new XYSeriesCollection(seriesMap.get(loggerData))); plot.setRenderer(counter, new StandardXYItemRenderer()); datasetIndexes.put(loggerData, counter++); }
From source file:com.xilinx.kintex7.PowerDial.java
public void createDial() { plot = new MeterPlot(); dset = new DefaultValueDataset(0); plot.setUnits("Watts"); plot.setRange(new Range(1, 10)); plot.addInterval(new MeterInterval("Acceptable", new Range(1.0, 6.0), Color.lightGray, new BasicStroke(2.0f), Color.GREEN)); plot.addInterval(new MeterInterval("Warning", new Range(6.0, 8.0), Color.lightGray, new BasicStroke(2.0f), Color.YELLOW));/* w w w . j ava 2 s. c om*/ plot.addInterval(new MeterInterval("Dangerous", new Range(8.0, 10.0), Color.lightGray, new BasicStroke(2.0f), Color.RED)); //sets different marks for (int i = 0; i < 10; i += 1) { if (i == 0) plot.addInterval( new MeterInterval("", new Range(1, 1), Color.lightGray, new BasicStroke(2.0f), null)); else plot.addInterval( new MeterInterval("", new Range(i, i), Color.lightGray, new BasicStroke(2.0f), null)); } plot.setNeedlePaint(Color.darkGray); plot.setDialBackgroundPaint(Color.white); plot.setDialOutlinePaint(Color.gray); plot.setDialShape(DialShape.PIE); plot.setMeterAngle(180); plot.setTickLabelsVisible(true); plot.setTickLabelFont(new Font("Dialog", Font.BOLD, 10)); plot.setTickLabelPaint(Color.DARK_GRAY); plot.setTickSize(10.0); plot.setTickPaint(Color.lightGray); plot.setValuePaint(Color.BLACK); plot.setDataset(dset); LegendItemCollection legendItemsOld = plot.getLegendItems(); final LegendItemCollection legendItemsNew = new LegendItemCollection(); for (int i = 0; i < 3; i++) { LegendItem item = legendItemsOld.get(i); item.setLabelPaint(Color.WHITE); legendItemsNew.add(item); } LegendItemSource source = new LegendItemSource() { LegendItemCollection lic = new LegendItemCollection(); { lic.addAll(legendItemsNew); } @Override public LegendItemCollection getLegendItems() { return lic; } }; chart = new JFreeChart(plot); chart.addLegend(new LegendTitle(source)); chart.removeLegend(); chart.setTitle(""); //chart.setBackgroundPaint(new GradientPaint(0,0,new Color(139,137,137),0,height,Color.BLUE )); // chart.getTitle().setPaint(Color.white); plot.setValueFont(new Font("Dialog", Font.BOLD, 14)); //chartpanel = new ChartPanel(chart); }
From source file:org.exist.xquery.modules.jfreechart.JFreeChartFactory.java
/** * Create JFreeChart graph using the supplied parameters. * * @param chartType One of the many chart types. * @param conf Chart configuration/*ww w .j a va 2 s. c om*/ * @param is Inputstream containing chart data * @return Initialized chart or NULL in case of issues. * @throws IOException Thrown when a problem is reported while parsing XML data. */ public static JFreeChart createJFreeChart(String chartType, Configuration conf, InputStream is) throws XPathException { logger.debug("Generating " + chartType); // Currently two dataset types supported CategoryDataset categoryDataset = null; PieDataset pieDataset = null; try { if ("PieChart".equals(chartType) || "PieChart3D".equals(chartType) || "RingChart".equals(chartType)) { logger.debug("Reading XML PieDataset"); pieDataset = DatasetReader.readPieDatasetFromXML(is); } else { logger.debug("Reading XML CategoryDataset"); categoryDataset = DatasetReader.readCategoryDatasetFromXML(is); } } catch (IOException ex) { throw new XPathException(ex.getMessage()); } finally { try { is.close(); } catch (IOException ex) { // } } // Return chart JFreeChart chart = null; // Big chart type switch if ("AreaChart".equalsIgnoreCase(chartType)) { chart = ChartFactory.createAreaChart(conf.getTitle(), conf.getCategoryAxisLabel(), conf.getValueAxisLabel(), categoryDataset, conf.getOrientation(), conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setCategoryChartParameters(chart, conf); } else if ("BarChart".equalsIgnoreCase(chartType)) { chart = ChartFactory.createBarChart(conf.getTitle(), conf.getCategoryAxisLabel(), conf.getValueAxisLabel(), categoryDataset, conf.getOrientation(), conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setCategoryChartParameters(chart, conf); } else if ("BarChart3D".equalsIgnoreCase(chartType)) { chart = ChartFactory.createBarChart3D(conf.getTitle(), conf.getCategoryAxisLabel(), conf.getValueAxisLabel(), categoryDataset, conf.getOrientation(), conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setCategoryChartParameters(chart, conf); } else if ("LineChart".equalsIgnoreCase(chartType)) { chart = ChartFactory.createLineChart(conf.getTitle(), conf.getCategoryAxisLabel(), conf.getValueAxisLabel(), categoryDataset, conf.getOrientation(), conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setCategoryChartParameters(chart, conf); } else if ("LineChart3D".equalsIgnoreCase(chartType)) { chart = ChartFactory.createLineChart3D(conf.getTitle(), conf.getCategoryAxisLabel(), conf.getValueAxisLabel(), categoryDataset, conf.getOrientation(), conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setCategoryChartParameters(chart, conf); } else if ("MultiplePieChart".equalsIgnoreCase(chartType)) { chart = ChartFactory.createMultiplePieChart(conf.getTitle(), categoryDataset, conf.getOrder(), conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setPieChartParameters(chart, conf); } else if ("MultiplePieChart3D".equalsIgnoreCase(chartType)) { chart = ChartFactory.createMultiplePieChart3D(conf.getTitle(), categoryDataset, conf.getOrder(), conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setPieChartParameters(chart, conf); } else if ("PieChart".equalsIgnoreCase(chartType)) { chart = ChartFactory.createPieChart(conf.getTitle(), pieDataset, conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setPieChartParameters(chart, conf); } else if ("PieChart3D".equalsIgnoreCase(chartType)) { chart = ChartFactory.createPieChart3D(conf.getTitle(), pieDataset, conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setPieChartParameters(chart, conf); } else if ("RingChart".equalsIgnoreCase(chartType)) { chart = ChartFactory.createRingChart(conf.getTitle(), pieDataset, conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setPieChartParameters(chart, conf); } else if ("SpiderWebChart".equalsIgnoreCase(chartType)) { SpiderWebPlot plot = new SpiderWebPlot(categoryDataset); if (conf.isGenerateTooltips()) { plot.setToolTipGenerator(new StandardCategoryToolTipGenerator()); } chart = new JFreeChart(conf.getTitle(), JFreeChart.DEFAULT_TITLE_FONT, plot, false); if (conf.isGenerateLegend()) { LegendTitle legend = new LegendTitle(plot); legend.setPosition(RectangleEdge.BOTTOM); chart.addSubtitle(legend); } else { TextTitle subTitle = new TextTitle(" "); subTitle.setPosition(RectangleEdge.BOTTOM); chart.addSubtitle(subTitle); } setCategoryChartParameters(chart, conf); } else if ("StackedAreaChart".equalsIgnoreCase(chartType)) { chart = ChartFactory.createStackedAreaChart(conf.getTitle(), conf.getCategoryAxisLabel(), conf.getValueAxisLabel(), categoryDataset, conf.getOrientation(), conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setCategoryChartParameters(chart, conf); } else if ("StackedBarChart".equalsIgnoreCase(chartType)) { chart = ChartFactory.createStackedBarChart(conf.getTitle(), conf.getDomainAxisLabel(), conf.getRangeAxisLabel(), categoryDataset, conf.getOrientation(), conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setCategoryChartParameters(chart, conf); } else if ("StackedBarChart3D".equalsIgnoreCase(chartType)) { chart = ChartFactory.createStackedBarChart3D(conf.getTitle(), conf.getCategoryAxisLabel(), conf.getValueAxisLabel(), categoryDataset, conf.getOrientation(), conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setCategoryChartParameters(chart, conf); } else if ("WaterfallChart".equalsIgnoreCase(chartType)) { chart = ChartFactory.createWaterfallChart(conf.getTitle(), conf.getCategoryAxisLabel(), conf.getValueAxisLabel(), categoryDataset, conf.getOrientation(), conf.isGenerateLegend(), conf.isGenerateTooltips(), conf.isGenerateUrls()); setCategoryChartParameters(chart, conf); } else { logger.error("Illegal chartype. Choose one of " + "AreaChart BarChart BarChart3D LineChart LineChart3D " + "MultiplePieChart MultiplePieChart3D PieChart PieChart3D " + "RingChart SpiderWebChart StackedAreaChart StackedBarChart " + "StackedBarChart3D WaterfallChart"); } setCommonParameters(chart, conf); return chart; }
From source file:ec.nbdemetra.ui.chart3d.functions.Functions2DChart.java
private JFreeChart createChart() { XYPlot plot = new XYPlot(); plot.setDataset(0, Charts.emptyXYDataset()); plot.setRenderer(0, functionRenderer); plot.mapDatasetToDomainAxis(0, 0);//from w w w . j av a 2 s . c o m plot.mapDatasetToRangeAxis(0, 0); plot.setDataset(1, Charts.emptyXYDataset()); plot.setRenderer(1, optimumRenderer); plot.mapDatasetToDomainAxis(1, 0); plot.mapDatasetToRangeAxis(1, 0); plot.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD); JFreeChart result = new JFreeChart("", TsCharts.CHART_TITLE_FONT, plot, false); LegendTitle legend = new LegendTitle(result.getPlot()); legend.setMargin(new RectangleInsets(1.0, 1.0, 1.0, 1.0)); legend.setFrame(new LineBorder()); legend.setBackgroundPaint(Color.white); legend.setPosition(RectangleEdge.BOTTOM); result.addLegend(legend); result.setPadding(TsCharts.CHART_PADDING); return result; }
From source file:org.ash.history.TopActivityPreview.java
/** * Add legend to chart panel./*from w ww . j a v a2 s . co m*/ * * @param fontSize */ public void addLegend(int fontSize) { LegendTitle legend = new LegendTitle(chart.getPlot()); BlockContainer wrapper = new BlockContainer(new BorderArrangement()); wrapper.setFrame(new BlockBorder(1.0, 1.0, 1.0, 1.0)); BlockContainer itemss = legend.getItemContainer(); itemss.setPadding(2, 10, 5, 2); wrapper.add(itemss); legend.setWrapper(wrapper); legend.setItemFont(new Font(LegendTitle.DEFAULT_ITEM_FONT.getFontName(), LegendTitle.DEFAULT_ITEM_FONT.getStyle(), fontSize)); legend.setPosition(RectangleEdge.RIGHT); legend.setHorizontalAlignment(HorizontalAlignment.LEFT); chart.addSubtitle(legend); }
From source file:edu.jhuapl.graphs.jfreechart.JFreeChartCategoryGraphSource.java
@Override public void initialize() throws GraphException { String title = getParam(GraphSource.GRAPH_TITLE, String.class, DEFAULT_TITLE); String xLabel = getParam(GraphSource.GRAPH_X_LABEL, String.class, DEFAULT_DOMAIN_LABEL); String yLabel = getParam(GraphSource.GRAPH_Y_LABEL, String.class, DEFAULT_RANGE_LABEL); CategoryDataset dataset = makeDataSet(); chart = createChart(title, xLabel, yLabel, dataset, false, false); // start customizing the graph Paint backgroundColor = getParam(GraphSource.BACKGROUND_COLOR, Paint.class, DEFAULT_BACKGROUND_COLOR); Paint plotColor = getParam(JFreeChartTimeSeriesGraphSource.PLOT_COLOR, Paint.class, backgroundColor); Double offset = getParam(GraphSource.AXIS_OFFSET, Double.class, DEFAULT_AXIS_OFFSET); Paint graphDomainGridlinePaint = getParam(GraphSource.GRAPH_DOMAIN_GRIDLINE_PAINT, Paint.class, backgroundColor);// ww w . j a v a2 s . c o m Paint graphRangeGridlinePaint = getParam(GraphSource.GRAPH_RANGE_GRIDLINE_PAINT, Paint.class, backgroundColor); boolean graphBorder = getParam(GraphSource.GRAPH_BORDER, Boolean.class, DEFAULT_GRAPH_BORDER); chart.setBackgroundPaint(backgroundColor); CategoryPlot plot = chart.getCategoryPlot(); plot.setBackgroundPaint(plotColor); plot.setAxisOffset(new RectangleInsets(offset, offset, offset, offset)); plot.setDomainGridlinePaint(graphDomainGridlinePaint); plot.setDomainGridlinesVisible(true); plot.setRangeGridlinePaint(graphRangeGridlinePaint); plot.setOutlineVisible(graphBorder); // set the axis location AxisLocation axisLocation = getParam(GraphSource.GRAPH_RANGE_AXIS_LOCATION, AxisLocation.class, AxisLocation.TOP_OR_LEFT); plot.setRangeAxisLocation(axisLocation); // customize the y-axis if (params.get(RANGE_AXIS) instanceof ValueAxis) { ValueAxis valueAxis = (ValueAxis) params.get(RANGE_AXIS); plot.setRangeAxis(valueAxis); } ValueAxis valueAxis = plot.getRangeAxis(); Object yAxisFont = params.get(GraphSource.GRAPH_Y_AXIS_FONT); Object yAxisLabelFont = params.get(GraphSource.GRAPH_Y_AXIS_LABEL_FONT); Double rangeLowerBound = getParam(GraphSource.GRAPH_RANGE_LOWER_BOUND, Double.class, null); Double rangeUpperBound = getParam(GraphSource.GRAPH_RANGE_UPPER_BOUND, Double.class, null); boolean graphRangeIntegerTick = getParam(GraphSource.GRAPH_RANGE_INTEGER_TICK, Boolean.class, false); boolean graphRangeMinorTickVisible = getParam(GraphSource.GRAPH_RANGE_MINOR_TICK_VISIBLE, Boolean.class, true); if (yAxisFont instanceof Font) { valueAxis.setTickLabelFont((Font) yAxisFont); } if (yAxisLabelFont instanceof Font) { valueAxis.setLabelFont((Font) yAxisLabelFont); } if (rangeLowerBound != null) { valueAxis.setLowerBound(rangeLowerBound); } if (rangeUpperBound != null) { valueAxis.setUpperBound(rangeUpperBound); } if (graphRangeIntegerTick) { valueAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); } valueAxis.setMinorTickMarksVisible(graphRangeMinorTickVisible); // customize the x-axis if (params.get(DOMAIN_AXIS) instanceof CategoryAxis) { CategoryAxis domainAxis = (CategoryAxis) params.get(DOMAIN_AXIS); plot.setDomainAxis(domainAxis); } CategoryAxis domainAxis = plot.getDomainAxis(); Object xAxisFont = params.get(GraphSource.GRAPH_X_AXIS_FONT); Object xAxisLabelFont = params.get(GraphSource.GRAPH_X_AXIS_LABEL_FONT); if (xAxisFont instanceof Font) { domainAxis.setTickLabelFont((Font) xAxisFont); } if (xAxisLabelFont instanceof Font) { domainAxis.setLabelFont((Font) xAxisLabelFont); } domainAxis.setLabel(xLabel); domainAxis.setLowerMargin(0.0); domainAxis.setUpperMargin(0.0); plot.setDomainAxis(domainAxis); // change the font of the graph title Font titleFont = getParam(GraphSource.GRAPH_FONT, Font.class, DEFAULT_GRAPH_TITLE_FONT); TextTitle textTitle = new TextTitle(); textTitle.setText(title); textTitle.setFont(titleFont); chart.setTitle(textTitle); // makes a wrapper for the legend to remove the border around it boolean legend = getParam(GraphSource.GRAPH_LEGEND, Boolean.class, DEFAULT_GRAPH_LEGEND); boolean legendBorder = getParam(GraphSource.LEGEND_BORDER, Boolean.class, DEFAULT_LEGEND_BORDER); Object legendFont = params.get(GraphSource.LEGEND_FONT); if (legend) { LegendTitle legendTitle = new LegendTitle(chart.getPlot()); BlockContainer wrapper = new BlockContainer(new BorderArrangement()); if (legendBorder) { wrapper.setFrame(new BlockBorder(1, 1, 1, 1)); } else { wrapper.setFrame(new BlockBorder(0, 0, 0, 0)); } BlockContainer items = legendTitle.getItemContainer(); items.setPadding(2, 10, 5, 2); wrapper.add(items); legendTitle.setWrapper(wrapper); legendTitle.setPosition(RectangleEdge.BOTTOM); legendTitle.setHorizontalAlignment(HorizontalAlignment.CENTER); if (legendFont instanceof Font) { legendTitle.setItemFont((Font) legendFont); } chart.addSubtitle(legendTitle); } this.initialized = true; }
From source file:de.laures.cewolf.util.Renderer.java
/** * Renders a legend//from w ww .ja v a 2 s .com * @param cd the chart iamge to be rendred * @return the rendered image * @throws CewolfException */ private static RenderedImage renderLegend(ChartImage cd, Object c) throws CewolfException { try { JFreeChart chart = (JFreeChart) c; final int width = cd.getWidth(); final int height = cd.getHeight(); LegendTitle legend = getLegend(chart); boolean haslegend = true; // with JFreeChart v0.9.20, the only way to get a valid legend, // is either to retrieve it from the chart or to assign a new // one to the chart. In the case where the chart has no legend, // a new one must be assigned, but just for rendering. After, we // have to reset the legend to null in the chart. if (null == legend) { haslegend = false; legend = new LegendTitle(chart.getPlot()); } legend.setPosition(RectangleEdge.BOTTOM); BufferedImage bimage = ImageHelper.createImage(width, height); Graphics2D g = bimage.createGraphics(); g.setColor(Color.white); g.fillRect(0, 0, width, height); legend.arrange(g, new RectangleConstraint(width, height)); legend.draw(g, new Rectangle(width, height)); ByteArrayOutputStream out = new ByteArrayOutputStream(); JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out); JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(bimage); param.setQuality(1.0f, true); encoder.encode(bimage, param); out.close(); // if the chart had no legend, reset it to null in order to give back the // chart in the state we received it. if (!haslegend) { removeLegend(chart); } return new RenderedImage(out.toByteArray(), "image/jpeg", new ChartRenderingInfo(new StandardEntityCollection())); } catch (IOException ioex) { log.error(ioex); throw new ChartRenderingException(ioex.getMessage(), ioex); } }