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;
}
