On 25.11.2008, at 23:22, Georg Pacher wrote:

> -Drawing the symbol for entrance pits which uses a double line.  
> Currently I generate points at a fixed distance perpendicular to  
> the given line and connect them to form the inner line. This  
> results in very bad behaviour at edges, and needs a lot of memory  
> due to the large number of generated points. Any ideas how to solve  
> that?

Simple trick: thick black line at background and thin white line at  
foreground on the identical path.

Martin

Reply via email to