protected void buildChart() { DefaultCategoryDataset dataset = new DefaultCategoryDataset(); chart = ChartFactory.createMultiplePieChart( "Untitled Chart", dataset, org.jfree.util.TableOrder.BY_COLUMN, false, true, false); chart.setAntiAlias(true); // chartPanel = new ScrollableChartPanel(chart, true); chartPanel = buildChartPanel(chart); // chartHolder.getViewport().setView(chartPanel); setChartPanel(chartPanel); JFreeChart baseChart = (JFreeChart) ((MultiplePiePlot) (chart.getPlot())).getPieChart(); PiePlot base = (PiePlot) (baseChart.getPlot()); base.setIgnoreZeroValues(true); base.setLabelOutlinePaint(java.awt.Color.WHITE); base.setLabelShadowPaint(java.awt.Color.WHITE); base.setMaximumLabelWidth( 0.25); // allow bigger labels by a bit (this will make the chart smaller) base.setInteriorGap(0.000); // allow stretch to compensate for the bigger label width base.setLabelBackgroundPaint(java.awt.Color.WHITE); base.setOutlinePaint(null); base.setBackgroundPaint(null); base.setShadowPaint(null); base.setSimpleLabels(false); // I think they're false anyway // change the look of the series title to be smaller StandardChartTheme theme = new StandardChartTheme("Hi"); TextTitle title = new TextTitle("Whatever", theme.getLargeFont()); title.setPaint(theme.getAxisLabelPaint()); title.setPosition(RectangleEdge.BOTTOM); baseChart.setTitle(title); // this must come last because the chart must exist for us to set its dataset setSeriesDataset(dataset); }
public static JFreeChart createChart() { DefaultCategoryDataset defaultcategorydataset = new DefaultCategoryDataset(); defaultcategorydataset.addValue(1.0D, "S1", "Category 1"); defaultcategorydataset.addValue(4D, "S1", "Category 2"); defaultcategorydataset.addValue(3D, "S1", "Category 3"); defaultcategorydataset.addValue(5D, "S1", "Category 4"); defaultcategorydataset.addValue(5D, "S1", "Category 5"); defaultcategorydataset.addValue(7D, "S1", "Category 6"); defaultcategorydataset.addValue(7D, "S1", "Category 7"); defaultcategorydataset.addValue(8D, "S1", "Category 8"); defaultcategorydataset.addValue(5D, "S2", "Category 1"); defaultcategorydataset.addValue(7D, "S2", "Category 2"); defaultcategorydataset.addValue(6D, "S2", "Category 3"); defaultcategorydataset.addValue(8D, "S2", "Category 4"); defaultcategorydataset.addValue(4D, "S2", "Category 5"); defaultcategorydataset.addValue(4D, "S2", "Category 6"); defaultcategorydataset.addValue(2D, "S2", "Category 7"); defaultcategorydataset.addValue(1.0D, "S2", "Category 8"); StandardCategoryItemLabelGenerator standardcategoryitemlabelgenerator = new StandardCategoryItemLabelGenerator(); BarRenderer barrenderer = new BarRenderer(); barrenderer.setBaseItemLabelGenerator(standardcategoryitemlabelgenerator); barrenderer.setBaseItemLabelsVisible(true); CategoryPlot categoryplot = new CategoryPlot(); categoryplot.setDataset(defaultcategorydataset); categoryplot.setRenderer(barrenderer); categoryplot.setDomainAxis(new CategoryAxis("Category")); categoryplot.setRangeAxis(new NumberAxis("Value")); categoryplot.setOrientation(PlotOrientation.VERTICAL); categoryplot.setRangeGridlinesVisible(true); categoryplot.setDomainGridlinesVisible(true); DefaultCategoryDataset defaultcategorydataset1 = new DefaultCategoryDataset(); defaultcategorydataset1.addValue(9D, "T1", "Category 1"); defaultcategorydataset1.addValue(7D, "T1", "Category 2"); defaultcategorydataset1.addValue(2D, "T1", "Category 3"); defaultcategorydataset1.addValue(6D, "T1", "Category 4"); defaultcategorydataset1.addValue(6D, "T1", "Category 5"); defaultcategorydataset1.addValue(9D, "T1", "Category 6"); defaultcategorydataset1.addValue(5D, "T1", "Category 7"); defaultcategorydataset1.addValue(4D, "T1", "Category 8"); LineAndShapeRenderer lineandshaperenderer = new LineAndShapeRenderer(); categoryplot.setDataset(1, defaultcategorydataset1); categoryplot.setRenderer(1, lineandshaperenderer); NumberAxis numberaxis = new NumberAxis("Axis 2"); categoryplot.setRangeAxis(1, numberaxis); DefaultCategoryDataset defaultcategorydataset2 = new DefaultCategoryDataset(); defaultcategorydataset2.addValue(94D, "R1", "Category 1"); defaultcategorydataset2.addValue(75D, "R1", "Category 2"); defaultcategorydataset2.addValue(22D, "R1", "Category 3"); defaultcategorydataset2.addValue(74D, "R1", "Category 4"); defaultcategorydataset2.addValue(83D, "R1", "Category 5"); defaultcategorydataset2.addValue(9D, "R1", "Category 6"); defaultcategorydataset2.addValue(23D, "R1", "Category 7"); defaultcategorydataset2.addValue(98D, "R1", "Category 8"); categoryplot.setDataset(2, defaultcategorydataset2); LineAndShapeRenderer lineandshaperenderer1 = new LineAndShapeRenderer(); categoryplot.setRenderer(2, lineandshaperenderer1); categoryplot.mapDatasetToRangeAxis(2, 1); categoryplot.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD); categoryplot.getDomainAxis().setCategoryLabelPositions(CategoryLabelPositions.UP_45); JFreeChart jfreechart = new JFreeChart(categoryplot); jfreechart.setTitle("Overlaid Bar Chart"); return jfreechart; }