[mapguide-users] can anyone solved this buffer problem

padmini godavarthi godavarthi.padmini at gmail.com
Wed Apr 22 09:06:15 EDT 2009


Hi,
thanks but is it necessary overriding a coordinate system????????
How it willbe done???????
can u provide me some guidance???????
i have seen ur link but no data available in that for overrides coordinate
system

http://trac.osgeo.org/mapguide/wiki/maestro/UserGuides/RasterFeatureSource

can u plz tell me????????????

Regards,
Padmini.


Kenneth Skovhede, GEOGRAF A/S wrote:
> 
> No, I meant "Coordinate System Override", which is located on the 
> FeatureSource editor at the bottom.
> See screenshots here:
> http://trac.osgeo.org/mapguide/wiki/maestro/UserGuides/RasterFeatureSource
> 
> Regards, Kenneth Skovhede, GEOGRAF A/S
> 
> 
> 
> padmini godavarthi skrev:
>> Hi,
>> Thanks for ur reply 
>> u man to say in mapdefinition(in maestro)????????????????
>> iam using maestro and i have selected  the coordinate system as  
>>
>> http://n2.nabble.com/file/n2675676/coor.jpeg 
>>
>> does i did any thing wrong???????????????
>>
>> Regards,
>> Padmini.
>>
>>
>> Kenneth Skovhede, GEOGRAF A/S wrote:
>>   
>>> Have you tried to add a coordinate system override,
>>> using Maestro or Studio?
>>>
>>> Regards, Kenneth Skovhede, GEOGRAF A/S
>>>
>>>
>>>
>>> padmini godavarthi skrev:
>>>     
>>>>  Hi,
>>>> iam using mapguide opensource 2.0 (with .net 2.0 +IIS 5.1)
>>>> i want to make a buffer to my data
>>>> the buffer function works fine for this sheboygan data but not for my
>>>> data
>>>> i have debugged the application and i got the error at
>>>>
>>>>     MgResourceIdentifier featSourceId = new
>>>> MgResourceIdentifier(selLayer.GetFeatureSourceId());
>>>>             MgSpatialContextReader ctxs =
>>>> featureSrvc.GetSpatialContexts(featSourceId, false);
>>>>             String srsDefDs = "";
>>>>             if (ctxs != null && ctxs.ReadNext())
>>>>       srsDefDs = ctxs.GetCoordinateSystemWkt();
>>>>
>>>> In Sheboygan data  
>>>> srsDefDs comes as  GEOGCS["WGS84 Lat/Long's, Degrees, -180 ==>
>>>> +180",DATUM["D_WGS_1984",SPHEROID["World_Geodetic_System_of_1984",6378137,298.257222932867]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]]
>>>>
>>>> but for my data
>>>>   srsDefDs comes as null 
>>>>
>>>> Actually my data is in coordinate system 
>>>>
>>>> GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS
>>>> 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],TOWGS84[0,0,0,0,0,0,0],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.01745329251994328,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4326"]]
>>>>
>>>> can u plz tell me the solution????????????????????????
>>>>
>>>> plzzz
>>>>
>>>> Regards,
>>>> Padmini.
>>>>   
>>>>   
>>>>       
>>> _______________________________________________
>>> mapguide-users mailing list
>>> mapguide-users at lists.osgeo.org
>>> http://lists.osgeo.org/mailman/listinfo/mapguide-users
>>>
>>>
>>>     
>>
>>   
> 
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> 

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