[mapserver-users] Doubling of labels on high resolution maps
Travis Kirstine
traviskirstine at gmail.com
Wed Oct 16 08:23:55 PDT 2019
There are a few options you could add to your label but I would start with
MINDISTANCE 200
PARTIALS FALSE
See
https://mapserver.org/mapfile/label.html
On Wed, 16 Oct 2019 at 10:37, Jan Hartmann <j.l.h.hartmann at uva.nl> wrote:
> Hi,
>
> I'm trying to generate high resolution print maps with QGIS, based on a
> MapServer WMS layer. When displayed in the regular QGIS application with
> 72dpi, all looks fine. When using the Print Composer based on the same
> Mapfile, but with 300dpi, some labels are duplicated (not all). Some
> duplicates are clipped. The two versions can be seen here:
>
> https://maps.hisgis.nl/marken_072dpi.png
> https://maps.hisgis.nl/marken_300dpi.png
>
> Below the Mapfile. Any idea what goes wrong here?
>
> Jan
>
> map
> name Markegrenzen
>
> web
> metadata
> "wms_title" "Markegrenzen"
> "wms_srs" "EPSG:28992 EPSG:3857"
> "wms_extent" "13000 301000 279000 620000"
> "wms_enable_request" "*"
> end
> end
>
> extent 13000 301000 279000 620000
> units meters
> size 400 400
> resolution 300
> defresolution 72
>
>
> projection
> "init=epsg:28992"
> end
>
> z
> layer
> name Markegrenzen
> status on
> type polygon
> connectiontype postgis
> connection "dbname=ov options='-c search_path=horigheid,public'"
> data " the_geom from (
> select gid,the_geom,naam from markegrenzen
> ) as foo using unique gid using srid=28992
> "
> labelitem "naam"
> class
> style
> outlinecolor 255 0 0
> width 1
> end
> label
> color 255 0 0
> size 4
> end
> end
> end
> end
>
>
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