1 \defgroup BasicGraphics Basic graphics
3 \brief The low level graphics classes
5 Several documents describing these classes are listed below:
7 - [The Chapter about the Graph classes in the Users Guide](https:
8 - [The Chapter about Graphics and GUI in the Users Guide](https:
9 - [How to
Draw objects](https:
10 - [How to Pick objects](http:
11 - [How to create an axis with
Time units](http:
13 - [How to use the Postscript interface](http:
virtual void Modify()
Change current line attributes if necessary.
double Time(TStopwatch &w)