Qwt可以处理它，Uwe Rathmann开发人员非常活跃且有帮助

Qwt can handle it and Uwe Rathmann the main developer is active and helpfull

http：//qwt.sourceforge .net /

电子邮件线程。
http：// sourceforge.net/mailarchive/forum.php?thread_name=78f82c3e0903191242m52567cb8ja2de6a273ed4b8be%40mail.gmail.com&forum_name=qwt-interest