gEDA-dev: Net routing

[Peter Clifton]

On Sat, 2008-01-12 at 20:32 +0000, Peter Clifton wrote:

Just realised.. this is similar (ish) in feel to the way gschem draws
buses. I really don't think gschem buses, nets (and lines) SHOULD have
different placement rules. Clearly people will be used to the existing
ways though, so perhaps any changes will eventually need to be
switchable at runtime.

> Another possible logic to consider (which I've seen in some pacakge, but
> can't remember which..) is to have a net drawing like this:
> 
>        2. X-Axis becomes fixed when you:
>         |
>        \|/
> -------- <--- 1. (Y-Axis already fixed from previous segment start)
>         |
>         |                        /|\
>         |/--- 3. Click here, but  |
>         ------------------------------   4. this last horiz. segment
>                                   |         can still move up and down.
>                                  \|/
> 
> Ending on a pin or double clicking (perhaps) would end drawing.
> 
> 
> Each click constrains one axis of the previous line segment joint, and
> one of the place where you clicked. IIRC, It also adds a single segment
> at a time, making the:
> 
>  --------    |
>         | or |
>         |    -------- jump a little more intuitive.


-- 
Peter Clifton

Electrical Engineering Division,
Engineering Department,
University of Cambridge,
9, JJ Thomson Avenue,
Cambridge
CB3 0FA

Tel: +44 (0)7729 980173 - (No signal in the lab!)