ST_Curve是一个功能非常强大的曲线绘制控件，其主要功能有：

 　　可同时绘制多条曲线

 　　可绘制实时曲线（此时将智能移动曲线已保证新添加的数据可见，功能跟CListCtrl的EnsureVisible函数差不多）

-ST_Curve is a very powerful curve drawing controls, and its main features are: 　can also draw multiple curves　　Real-time curve can be drawn (in which case the smart move is to ensure that the newly added curve data, the function of the EnsureVisible function with CListCtrl almost)