能绘制UML图，根据其可以定制各种类似UML图。功能强大，是外国网站下的-UML diagram can be drawn, can be customized according to their various UML diagram similar. Powerful, is under a foreign website

自己做的UML活动图编辑系统。利用VC＋＋的基础类库（MFC），把各种图元抽象成了各个类，利用类与类中的关系把图元中的关系表示出来。图元的基本操作用类中的方法实现。-Do their own editing system UML activity diagram. Use the basis of VC++ Class Library (MFC), the various abstract elements become all categories, the use of classes an