[mapserver-users] Angle Follow will accept only simple linestring don't MultiLinestring ?

[Andrea Peri]

Hi Jukka,

I check for this critical questions:

unfortunately none of all them is in the dataset.
No invalid geometry, neither null geometry, neither Empty geometry.
:(

Andrea.


2013/8/13 Rahkonen Jukka <jukka.rahkonen at mmmtike.fi>

> Hi,
>
> What if there happens to be empty/null geometries in your source data? I
> guess you can add "AND geometry in not NULL" and perhaps even "AND
> IsValid(geometry)=1" to your DATA line.
>
> -Jukka Rahkonen-
>
> ________________________________
> Andrea Peri wrote:
>
> > I'm using spatialite 4.1.1,
> > so use ogr to access the db.
>
>   LAYER
>     NAME "rt_topogr.50k.etichette.topon_idro_50k"
>     STATUS OFF
>     EXTENT 1554750.74 4678325.52 1771722.76 4924791.90
>     TYPE LINE
>     CONNECTIONTYPE OGR
>     CONNECTION "/path-to-spatialite/zz_topografica.sqlite"
>     DATA "select PK_UID_2, TOPO_OK, GEOMETRY from topon_idro_50k"
>     PROJECTION
>       "+init=epsg:3003 +towgs84=0,0,0,0,0,0,0"
>     END
>     METADATA
>       "wms_title" "topon_idro_50k"
>       "wms_extent" "1554750.74 4678325.52 1771722.76 4924791.90"
>     END
>     LABELCACHE ON
>     MAXSCALEDENOM 60100
>     MINSCALEDENOM 1
>     CLASS
>       NAME ''
>       MAXSCALEDENOM 60100
>       MINSCALEDENOM 1
>       LABEL
>         TEXT '[TOPO_OK]'
>         COLOR 0 85 255
>         OUTLINECOLOR 212 255 255
>         OUTLINEWIDTH 1
>         MAXSCALEDENOM 60100
>         MINSCALEDENOM 40100
>         FONT "LiberationSans-Regular"
>         TYPE truetype
>         SIZE 7
>         ANGLE FOLLOW
>         OFFSET 15 99
>         POSITION auto
>         PRIORITY 10
>         MAXOVERLAPANGLE 180.0
>         BUFFER 1
>         FORCE OFF
>         PARTIALS FALSE
>         MINDISTANCE 200
>       END
>       LABEL
>         TEXT '[TOPO_OK]'
>         COLOR 0 85 255
>         OUTLINECOLOR 212 255 255
>         OUTLINEWIDTH 1
>         MAXSCALEDENOM 40100
>         MINSCALEDENOM 1
>         FONT "LiberationSans-Regular"
>         TYPE truetype
>         SIZE 9
>         ANGLE FOLLOW
>         OFFSET 15 99
>         POSITION auto
>         PRIORITY 10
>         MAXOVERLAPANGLE 180.0
>         BUFFER 1
>         FORCE OFF
>         PARTIALS FALSE
>         MINDISTANCE 200
>       END
>     END
>   END
>
>
>
>
> 2013/8/13 thomas bonfort <thomas.bonfort at gmail.com<mailto:
> thomas.bonfort at gmail.com>>
> there's something strange in your error message... the
> singleSidedBuffer stuff is in GEOS, and should have nothing to do in
> msOGRFileNextShape. post your whole mapfile layer.
>
> On 13 August 2013 17:42, Andrea Peri <aperi2007 at gmail.com<mailto:
> aperi2007 at gmail.com>> wrote:
> > Hi,
> >
> > I tested trasforming the multilinestring dataset in a linestring dataset
> but
> > the error is still here.
> >
> > msDrawMap(): Image handling error. Failed to draw layer named
> > 'rt_topogr.50k.etichette.topon_idro_50k'.
> >
> > msOGRFileNextShape(): OGR error. IllegalArgumentException:
> > BufferBuilder::bufferLineSingleSided only accept linestrings
> >
> > So it is not really due to a multilinestring vs linestring question.
> >
> > The quest carry on.
> >
> >
> >
> > 2013/8/13 Andrea Peri <aperi2007 at gmail.com<mailto:aperi2007 at gmail.com>>
> >>
> >> Hi,
> >>
> >> Try.ing to set a label on a MULTILINESTRING dataset.
> >>
> >> I set a label with Follow capability.
> >>
> >>         ANGLE FOLLOW
> >>
> >> But I'm having this error:
> >>
> >>  msOGRFileNextShape(): OGR error. IllegalArgumentException:
> >> BufferBuilder::bufferLineSingleSided only accept linestrings
> >>
> >> Is the Follow compatible with a MultiLinestring dataset or need only
> >> simple linestrings ?
> >>
> >> Thx,
> >>
> >> --
> >> -----------------
> >> Andrea Peri
> >> . . . . . . . . .
> >> qwerty àèìòù
> >> -----------------
> >
> >
> >
> >
> > --
> > -----------------
> > Andrea Peri
> > . . . . . . . . .
> > qwerty àèìòù
> > -----------------
> >
> > _______________________________________________
> > mapserver-users mailing list
> > mapserver-users at lists.osgeo.org<mailto:mapserver-users at lists.osgeo.org>
> > http://lists.osgeo.org/mailman/listinfo/mapserver-users
> >
>
>
>
> --
> -----------------
> Andrea Peri
> . . . . . . . . .
> qwerty àèìòù
> -----------------
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>



-- 
-----------------
Andrea Peri
. . . . . . . . .
qwerty àèìòù
-----------------
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