[mapserver-users] Square Edges Using labelpoly

[Rahkonen Jukka (Tike)]

Round edges also with Mapserver 6.5-dev from last night.

-Jukka Rahkonen-

Lime, Steve D wrote:
> 
> It's an issue with 6.4, I don't have a 7.0 build handy. I'll try it and see. Thomas
> refactored a bunch of the labeling code in 7.0 so maybe it's not an issue.
> 
> -----Original Message-----
> From: Zach Chehayeb [mailto:zach.chehayeb at airborne.aero]
> Sent: Wednesday, October 22, 2014 4:46 PM
> To: Lime, Steve D (MNIT); Håvard Tveite; mapserver-users at lists.osgeo.org
> Subject: RE: [mapserver-users] Square Edges Using labelpoly
> 
> The two styles suggestion worked. Thank you both for your help!
> 
> Steve,
> 
> Do you know if this is still an issue with the current release of mapserver? I am
> running 6.0.3 so I am curious to know if this issue still exists. If so, would you like
> me to raise a ticket for this?
> 
> Regards,
> 
> Zach
> 
> 
> -----Original Message-----
> From: Lime, Steve D (MNIT) [mailto:Steve.Lime at state.mn.us]
> Sent: Wednesday, October 22, 2014 2:23 PM
> To: Zach Chehayeb; Håvard Tveite; mapserver-users at lists.osgeo.org
> Subject: RE: [mapserver-users] Square Edges Using labelpoly
> 
> Seems to be the combination of the fill and the outline that forces the rounded
> outline. Here's a test:
> 
>   1) Outline, LINEJOIN MITER, LINECAP SQUARE:
> http://maps1.dnr.state.mn.us/cgi-
> bin/mapserv64?map=/usr/local/mapserver/apps/test/labelpoly/test1.map&mod
> e=map
>   2) Fill and outline, LINEJOIN MITER, LINECAP SQUARE:
> http://maps1.dnr.state.mn.us/cgi-
> bin/mapserv64?map=/usr/local/mapserver/apps/test/labelpoly/test2.map&mod
> e=map
> 
> Besides seemingly not respecting the LINEJOIN/LINECAP values, the label
> polygon doesn't include the baseline decent of the lower case y. Hmmm...
> 
> Sure seems like a bug...
> 
> However, you can work around it. Just use two styles. One to draw the outline
> and one to fill... (see mapfile below)
> 
>   3) Two styles, outline uses LINEJOIN MITER, LINECAP SQUARE:
> http://maps1.dnr.state.mn.us/cgi-
> bin/mapserv64?map=/usr/local/mapserver/apps/test/labelpoly/test3.map&mod
> e=map
> 
> Steve
> 
> ------------ snip ------------
> MAP
>   NAME 'test'
>   EXTENT 0 0 500 500
>   SIZE 500 500
> 
>   FONTSET 'fonts.list'
> 
>   SYMBOL
>     NAME 'circle'
>     TYPE ELLIPSE
>     POINTS 1 1 END
>     FILLED TRUE
>   END
> 
>   LAYER
>     NAME 'label'
>     TYPE POINT
>     STATUS DEFAULT
> 
>     FEATURE
>       POINTS 50 250 END
>       TEXT 'my label text'
>     END
> 
>     LABELITEM 'text'
>     CLASS
>       LABEL
>         POSITION UR
>         TYPE TRUETYPE
>         FONT 'arial'
>         SIZE 40
>         COLOR 0 0 0
>         STYLE
>           GEOMTRANSFORM labelpoly
>           # COLOR 255 0 0
>           OUTLINECOLOR 255 0 0
>           WIDTH 10
>           LINEJOIN miter
>           LINECAP square
>         END # Style
>         STYLE
>           GEOMTRANSFORM labelpoly
>           COLOR 255 0 0
>         END # Style
>       END # Label
>     END
>   END
> END
> 
> -----Original Message-----
> From: mapserver-users-bounces at lists.osgeo.org [mailto:mapserver-users-
> bounces at lists.osgeo.org] On Behalf Of Zach Chehayeb
> Sent: Wednesday, October 22, 2014 1:38 PM
> To: Håvard Tveite; mapserver-users at lists.osgeo.org
> Subject: Re: [mapserver-users] Square Edges Using labelpoly
> 
> Håvard,
> 
> Thanks for your help. Unfortunately, the polygon did not change when
> specifying "LINEJOIN miter" (see below) and still has curved edges. Any other
> ideas?
>         STYLE
>           ANGLE 0
>           COLOR 149 149 149
>           GEOMTRANSFORM "labelpoly"
>           OFFSET 0 0
>           OUTLINECOLOR 149 149 149
>           WIDTH 22
>           LINEJOIN miter
>         END # STYLE
> 
> Regards,
> 
> Zach
> 
> 
> 
> -----Original Message-----
> From: mapserver-users-bounces at lists.osgeo.org [mailto:mapserver-users-
> bounces at lists.osgeo.org] On Behalf Of Håvard Tveite
> Sent: Wednesday, October 22, 2014 12:17 AM
> To: mapserver-users at lists.osgeo.org
> Subject: Re: [mapserver-users] Square Edges Using labelpoly
> 
> LINEJOIN miter
> in the STYLE element should work also for labelpoly see
> http://mapserver.org/mapfile/style.html
> 
> LABEL
>    STYLE
>      GEOMTRANSFORM labelpoly
>      OUTLINECOLOR 255 0 0
>      WIDTH 4
>      LINEJOIN miter
>    END # Style
> ...
> END # Label
> 
> Håvard
> 
> On 2014-10-21 23:37, Zach Chehayeb wrote:
> > Hi All,
> >
> > Does anyone know if it possible to create a labelpoly (as in GEOTRANSFORM
> labelpoly) with straight edges instead of curved edges?
> >
> > Regards,
> >
> > Zach
> >
> >
> >
> > _______________________________________________
> > mapserver-users mailing list
> > mapserver-users at lists.osgeo.org
> > http://lists.osgeo.org/mailman/listinfo/mapserver-users
> >
> 
> --
> Håvard Tveite
> Department of Mathematical Sciences and Technology, NMBU Drøbakveien 31,
> POBox 5003, N-1432 Ås, NORWAY
> Phone: +47 64965483 Fax: +47 64965401 http://www.nmbu.no/imt/
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