I have committed the changes to DrawLineStringTool that add support for
extending the selected LineString. It took me longer than I thought. I
must be out of practice for cursor tools. :-( Please test tomorrows build
to see if it works as expected.
regards,
Larry
On Wed, Oct 22, 2008 at 11:42 PM, Rahkonen Jukka
<[EMAIL PROTECTED]>wrote:
> Larry Becker wrote:
>
> >>
> >> Extending linestrings from one end would be highly appreciated feature.
> >>
>
> > Do you think it would be sufficient to add some code to the existing
> > linestring tool? It could check to see if 1) a linestring was selected ,
> > and 2) one of its endpoints match an endpoint of of the linestring just
> > digitized. If true, it would merge the two linestrings. This behavior
> is
> > similar to the polygon tool when creating holes.
>
> I think it would be sufficient. Only thing that may go wrong is that if
> snapping to vertices is not selected from options then the points won't
> necessarily match. It would be fine it user could see somehow immediately
> after setting the first new vertex if the linestrings will be merged or not.
>
> Best user interface I have ever seen for extending linestrings is in the
> OpenStreetMap Potlatch editor. It offers also a pretty simple way to insert
> and drag new vertices into existing line segments, merge existing
> linestrings and a few more. Editor can be found at
> http://openstreetmap.org. It starts by pressing the Edit tab, but you
> need to create user account first. Or you can read this introduction:
> http://wiki.openstreetmap.org/index.php/Potlatch/Primer.
>
> -Jukka-
>
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