我把我的数据绘制在一张纸张上,并想在具体条块之间打上垂直线,把地块分割成领域:
http://img24.imageshack.us/img24/7072/examplechart.png” rel=“nofollow”
I haven t been able to find a library that can do this. jfreechart has so called domain markers but draws them through the middle of the bars, so you re really marking individual bars instead of domains: