报表开发，基本实现了excel的大部分功能-statements development, the basic realization of the most functional excel

jfreechar做的图形报表 使用java开发的。,statements do jfreechar graphics development using java.

ZedGraph是一个报表图形生成工具。可以生成折线、饼图、雷达图、柱状图等等n多图形-ZedGraph is a graphical report generation tool. Can generate a broken line, pie, radar chart, histogram, and so n multi-graphics