Try arc.getPointAtLength .. See an example at 
http://srufaculty.sru.edu/david.dailey/svg/curve.svg

It uses beziers instead of arcs, but it oughta be roughly the same stuff. 
This example only works in IE (sorry) -- I'm not sure if there is a deep 
reason for this or just my laziness.

David Dailey

----- Original Message ----- 
From: "lpmlabs9" <[EMAIL PROTECTED]>
To: <svg-developers@yahoogroups.com>
Sent: Wednesday, July 12, 2006 10:14 PM
Subject: [svg-developers] arc and markers


>I need to render multiple lines between the same 2 points.  I have the
> logic to produce arcs to avoid the overlaps.  Now, however, I need to
> add a marker per line showing direction at the midpoint.  I have a
> nice arrow marker defined and it works fine for marker-end.  But for
> the life of me, I can't figure out the right curve/arc syntax that
> will allow marker-mid.  The lines are actually paths.  Which direction
> should I go?  Anyone have an example to share of perhaps 4 lines with
> endpoints 200,300 and 800,500 ?  I don't want to use any
> transformations if possible.  FWIW, all of this logic and line
> rendering is done in script code.
> TIA,
> Larry
>
> [ sorry if this is a 2nd post - not sure if the post via email worked
> or not]
>
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