[mapserver-users] geotransform

Charlotte Declercq c.declercq at alkante.com
Fri Jun 26 00:34:45 PDT 2009


Thanks, ANNOTATION layer is really doing the job.

Charlotte

PS : thanks to Thomas Bonfort to for his help

Steve Lime a écrit :
> You can also use an ANNOTATION layer to do something like this. Depends
> if you need a true
> centroid or not. Annotation layers use label points generated from an
> algorithm that starts with
> a center of gravity computation. Subsequent tweaks are made if the
> point is too close to the
> edge. That approach guarantees the point will be in the polygon unlike
> with a centroid.
>
> Steve 
>
>   
>>>> On 6/25/2009 at 11:29 AM, in message
>>>>         
> <4A43A5F6.8020207 at alkante.com>, Charlotte
> Declercq <c.declercq at alkante.com> wrote:
>   
>> Actually, there are two ways of drawing polygons as points
>>     
> (positioned 
>   
>> in their centroids) :
>>
>> either geotransform
>> or apply the STYLE with TYPE [centroid] as described in 
>> http://mapserver.org/development/rfc/ms-rfc-45.html 
>>
>> What is your advice ?
>> Which one of these developments will be available the sooner?
>> We are quite in the hurry. If I can't do this with mapserver I'll
>>     
> have 
>   
>> to create a new shape with the centroids :(.
>>
>> Regards,
>>
>> -- 
>> Charlotte DECLERCQ
>>
>> ALKANTE SAS
>> Ingénieur R&D SIG
>> 1, rue du Chêne Morand
>> 35 510 Cesson-Sévigné
>> Bur: + 33 (0) 2 99 22 25 70
>> fax : + 33 (0) 2 99 32 12 76
>>
>>
>>
>>
>> Thomas Bonfort a écrit :
>>     
>>> Most of it is already in 5.4, except for centroids :(
>>>
>>> I can push those in for 5.4.2 if you're in a hurry, otherwise you'll
>>>       
>
>   
>>> have to wait for 5.6/6.0
>>>
>>> regards,
>>> thomas
>>>
>>> www.camptocamp.com <http://www.camptocamp.com>
>>> +33 4 79 26 57 97
>>>
>>>
>>> On Thu, Jun 25, 2009 at 17:04, Charlotte Declercq 
>>> <c.declercq at alkante.com <mailto:c.declercq at alkante.com>> wrote:
>>>
>>>     Hello,
>>>
>>>     Do someone know when this is going to be in a stable mapserver
>>>     version?
>>>
>>>     http://mapserver.org/development/rfc/ms-rfc-48.html 
>>>
>>>     I need to represent polygons as points in their centroids.
>>>
>>>     Thanks,
>>>
>>>     -- 
>>>     Charlotte DECLERCQ
>>>
>>>     ALKANTE SAS
>>>     Ingénieur R&D SIG
>>>     1, rue du Chęne Morand
>>>     35 510 Cesson-Sévigné
>>>     Bur: + 33 (0) 2 99 22 25 70
>>>     fax : + 33 (0) 2 99 32 12 76
>>>
>>>
>>>
>>>     _______________________________________________
>>>     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 
>>>
>>>
>>>       
>>
>> _______________________________________________
>> mapserver-users mailing list
>> mapserver-users at lists.osgeo.org 
>> http://lists.osgeo.org/mailman/listinfo/mapserver-users
>>     
>
>   


-- 
Charlotte DECLERCQ

ALKANTE SAS
Ingénieur R&D SIG
1, rue du Chêne Morand
35 510 Cesson-Sévigné
Bur: + 33 (0) 2 99 22 25 70
fax : + 33 (0) 2 99 32 12 76






More information about the MapServer-users mailing list