public void createChart() { CategoryDataset categorydataset = (CategoryDataset) this.datasetStrategy.getDataset(); report = ChartFactory.createStackedBarChart( this.datasetStrategy.getTitle(), this.datasetStrategy.getYAxisLabel(), this.datasetStrategy.getXAxisLabel(), categorydataset, PlotOrientation.HORIZONTAL, true, true, false); // report.setBackgroundPaint( Color.lightGray ); report.setAntiAlias(false); report.setPadding(new RectangleInsets(5.0d, 5.0d, 5.0d, 5.0d)); CategoryPlot categoryplot = (CategoryPlot) report.getPlot(); categoryplot.setBackgroundPaint(Color.white); categoryplot.setRangeGridlinePaint(Color.lightGray); NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis(); if (datasetStrategy instanceof CloverBarChartStrategy || datasetStrategy instanceof MultiCloverBarChartStrategy) { numberaxis.setRange(0.0D, StackedBarChartRenderer.NUMBER_AXIS_RANGE); numberaxis.setNumberFormatOverride(NumberFormat.getPercentInstance()); } else { numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); } numberaxis.setLowerMargin(0.0D); StackedBarRenderer stackedbarrenderer = (StackedBarRenderer) categoryplot.getRenderer(); stackedbarrenderer.setDrawBarOutline(false); stackedbarrenderer.setItemLabelsVisible(true); stackedbarrenderer.setItemLabelGenerator(new StandardCategoryItemLabelGenerator()); stackedbarrenderer.setItemLabelFont( StackedBarRenderer.DEFAULT_VALUE_LABEL_FONT.deriveFont(Font.BOLD)); int height = (categorydataset.getColumnCount() * ChartUtils.STANDARD_BARCHART_ENTRY_HEIGHT * 2) + ChartUtils.STANDARD_BARCHART_ADDITIONAL_HEIGHT + 10; if (height > ChartUtils.MINIMUM_HEIGHT) { super.setHeight(height); } else { super.setHeight(ChartUtils.MINIMUM_HEIGHT); } Paint[] paints = this.datasetStrategy.getPaintColor(); for (int i = 0; i < categorydataset.getRowCount() && i < paints.length; i++) { stackedbarrenderer.setSeriesPaint(i, paints[i]); } }
private static JFreeChart createChart(CategoryDataset categorydataset, String title) { JFreeChart jfreechart = ChartFactory.createStackedBarChart( title, "分类:区域", "短信数", categorydataset, PlotOrientation.HORIZONTAL, true, true, false); jfreechart.setBackgroundPaint(Color.white); CategoryPlot categoryplot = (CategoryPlot) jfreechart.getPlot(); categoryplot.setBackgroundPaint(Color.lightGray); categoryplot.setRangeGridlinePaint(Color.white); categoryplot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT); StackedBarRenderer stackedbarrenderer = (StackedBarRenderer) categoryplot.getRenderer(); stackedbarrenderer.setDrawBarOutline(false); stackedbarrenderer.setMaximumBarWidth(0.1); stackedbarrenderer.setItemLabelsVisible(true); return jfreechart; }