[Qgis-user] Qchainage plugin

[chris hermansen]

Tim and list,

On Thu, Mar 30, 2023 at 12:09 PM Tim Fearn via QGIS-User <
qgis-user at lists.osgeo.org> wrote:

> Hi everyone,
> I’m trying to use the qchainage plugin to create ½ mile markers along a
> vector line that represents a trail.  The line is a single feature with no
> multi-parts or dangles.  It is about 318 miles long so I would expect right
> around 636 points if there is one every half mile.  My project default is
> set to miles for length measurements as is the qgis main preference.  I set
> the unit measurement to miles and input .5 as the interval.  I continually
> get 771 points instead of the expected 636.  Also when I use the automatic
> labeling feature of the plugin it appears to be in degrees not an aggregate
> mileage.
>

What is the projection of your data?

>
>      Several weeks ago a fellow had queried the list on the same subject.
> He was working with the Appalachian Trail I believe and wanted to place
> points at given distances.  No one seemed to really understand so I’m
> hoping that if anyone remembers the original poster, and has come up with
> any thoughts or other ideas it would be much appreciated.  This is
> something that can be done for sure.  All of the National Scenic Trail maps
> in this country are demarcated with some form of mile or half mile makers
> which when labeled show the accumulated distance.
>
>      Hoping for some traction on this.  I’ve only just started learning
> python so I wouldn’t describe myself as a programer and am looking for a
> relatively simple solution.
>
> The more specific information you can share, the more likely it is someone
can help you.


-- 
Chris Hermansen · clhermansen "at" gmail "dot" com

C'est ma façon de parler.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.osgeo.org/pipermail/qgis-user/attachments/20230330/29689b59/attachment.htm>