2012-07-24 81 views

回答

2

假設你有兩個系列,集DrawBarOutline爲true,然後設置SeriesOutlinePaint

StackedXYBarRenderer renderer = new StackedXYBarRenderer(0.10); 
renderer.setDrawBarOutline(true); 
renderer.setSeriesOutlinePaint(0, Color.BLACK); 
renderer.setSeriesOutlinePaint(1, Color.BLACK);