此代码
private JFreeChart createChart(CategoryDataset dataset) {
JFreeChart chart = ChartFactory.createBarChart("", "", "", dataset, PlotOrientation.VERTICAL, false, true, false);
CategoryPlot plot = (CategoryPlot)chart.getPlot();
plot.setRangeCrosshairVisible(true);
plot.setRangeCrosshairPaint(Color.BLACK);
plot.setRangeCrosshairStroke(new BasicStroke(2.0f));
return chart;
}
导致BarChart带有粗体黑线(f:y = 0)。
如何在RangeCrosshair上添加刻度线?
粗黑线应该像:
,-----------,------------,------------,
一
乙
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