本文整理汇总了Java中org.jfree.chart.plot.CategoryPlot.mapDatasetToRangeAxis方法的典型用法代码示例。如果您正苦于以下问题：Java CategoryPlot.mapDatasetToRangeAxis方法的具体用法？Java CategoryPlot.mapDatasetToRangeAxis怎么用？Java CategoryPlot.mapDatasetToRangeAxis使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.jfree.chart.plot.CategoryPlot的用法示例。
在下文中一共展示了CategoryPlot.mapDatasetToRangeAxis方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: createChart
import org.jfree.chart.plot.CategoryPlot; //导入方法依赖的package包/类
private JFreeChart createChart() {
if (data.getItemCount() > 0) {
// get cumulative percentages
KeyedValues cumulative = DataUtilities.getCumulativePercentages(data);
CategoryDataset categoryDataset = DatasetUtilities.createCategoryDataset(
"Count for " + this.dataTable.getColumnName(this.countColumn) + " = " + countValue, data);
// create the chart...
final JFreeChart chart = ChartFactory.createBarChart(null, // chart title
this.dataTable.getColumnName(this.groupByColumn), // domain axis label
"Count", // range axis label
categoryDataset, // data
PlotOrientation.VERTICAL, true, // include legend
true, false);
// set the background color for the chart...
chart.setBackgroundPaint(Color.WHITE);
// get a reference to the plot for further customization...
CategoryPlot plot = chart.getCategoryPlot();
CategoryAxis domainAxis = plot.getDomainAxis();
domainAxis.setLowerMargin(0.02);
domainAxis.setUpperMargin(0.02);
domainAxis.setLabelFont(LABEL_FONT_BOLD);
domainAxis.setTickLabelFont(LABEL_FONT);
// set the range axis to display integers only...
NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits(Locale.US));
rangeAxis.setLabelFont(LABEL_FONT_BOLD);
rangeAxis.setTickLabelFont(LABEL_FONT);
// second data set (cumulative percentages)
CategoryDataset dataset2 = DatasetUtilities.createCategoryDataset("Cumulative (Percent)", cumulative);
LineAndShapeRenderer renderer2 = new LineAndShapeRenderer();
renderer2.setSeriesPaint(0, SwingTools.VERY_DARK_BLUE.darker());
NumberAxis axis2 = new NumberAxis("Percent of " + countValue);
axis2.setNumberFormatOverride(NumberFormat.getPercentInstance());
axis2.setLabelFont(LABEL_FONT_BOLD);
axis2.setTickLabelFont(LABEL_FONT);
plot.setRangeAxis(1, axis2);
plot.setDataset(1, dataset2);
plot.setRenderer(1, renderer2);
plot.mapDatasetToRangeAxis(1, 1);
axis2.setTickUnit(new NumberTickUnit(0.1));
// show grid lines
plot.setRangeGridlinesVisible(true);
// bring cumulative line to front
plot.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD);
if (isLabelRotating()) {
domainAxis.setTickLabelsVisible(true);
domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 2.0d));
}
return chart;
} else {
return null;
}
}