[Qgis-user] Creating polygon from points in csv file
nikos ves
vesnikos at gmail.com
Wed May 12 12:55:27 PDT 2010
On Wed, 2010-05-12 at 13:44 -0500, Gerald Creager wrote:
> Nikos, will Points2One work for lines, as well, or just for polygons? I
> have a similar issue: I need to create polylines from a CSV file... I,
> too, can digitize the points into lines, but, why?
>
> Thanks Gerry
>
Just test it, It successfully made a line across all the points, except
for the inconvenience that is making just ONE line.
Unfortunately, as I've found, QGIS lacks vertex-level editing (delete
multiple vertices in line/polygon; move multiple vertices) at least in
v1.1 which seems to be the case in 1.5.
> nikos ves wrote:
> > On Wed, 2010-05-12 at 13:51 -0400, M S wrote:
> >> I guess the practically of this suggestion depends on how many points.
> >> How about digitizing and snapping the new polygon to the points?
> >>
> >> Mark
> >>
> > This would also work, but the why bother, since already has the points
> > in a csv file?
> >
> > One problem I see, is multiple polygones merged in One big messy
> > polygone due to hte fact that it cant "understand" where a polygon ends
> > and the next one starts. If that case arise a little editing comes
> > handy.
> >
> > The whole point as I see it is to minimize doing double work
> >
> >
> > Ofcouse if the plugin is inadequate for the job, the next option is to
> > shape the polygons from, as Mark said, the points mir already has
> > utilizing the snap feature
> >
> >
> >
> >> On Wed, May 12, 2010 at 1:11 PM, mir <mir123 at gmail.com> wrote:
> >>> Hello all,
> >>>
> >>> I have a list of points in sequence that define a polygon. This is
> >>> taken from a legal document defining a piece of land. So far I have
> >>> been able to import this into Qgis as points. How do I import it as a
> >>> polygon (or convert the points to a polygon? I have tried to use
> >>> GRASS, importing it as an ASCII file, but I guess I never got the
> >>> ASCII polygon format down.
> >>>
> >>> I'm sure there must be an asy way. Help!
> >>>
> >>> mir
> >>>
> >>> --
> >>> _________________
> >>> Mir Rodríguez Lombardo
> >>> Fundación Almanaque Azul
> >>> Calle 4a San Felipe, antigua Santa Familia
> >>> Ciudad de Panamá
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> >>> cel 6644 9214
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