arnauld I have seen the same message from you three times now :-)
We don't question that you want to sort how to reproject your coordinates; the
examples provided on the website show how to take information from postgis and
display. Where you are stuck is on your own data and we cannot help you.
Jody
On 13/06/2010, at 12:11 PM, arnauld ndefo wrote:
> hello everybody,
> well, these coordinate x=1131270.8550 y=4418856.9693 represent the kind of
> format which are displayed in my JMapFrame when i run the
> application.however, i want rathen that in the JMapFrame frame, the
> coordinate will display like that: lon=10.1702667 lat=36.8532032.
> I want it like that because, i will draw many LineString or Point on the map.
> To do this, i have the file .osm which supplied me many node which this kind
> of format lon=10.1702667 lat=36.8532032.(lon reprensent the longitude and lat
> represent the latitude).Whereas the format i don't know really this kind of
> coordinate x=1131270.8550 y=4418856.9693(i supose that x represent the
> Northing or the longitude and y represent the Easting or the longitude ).
>
> If the solution is to convert these coordinate which are displayed on the
> JMapFrame x=1131270.8550 y=4418856.9693 to lon=10.1702667 lat=36.8532032
> which will help me to draw without problem the differents LineString please
> tell me and how can i convert them.
>
> May be i don't take very well the informations in the database postgis, and
> it is why i have a lot of problem. If someone can help me with a little
> example code to take information into the Postgis database to display this on
> the JMapFrame interface in order to compare that with my own code.
>
> Thank you
>
>
> Ndefo Kamgne Arnauld
> Cité Ettayour,Immeuble Bolbol 1,Appartement A2,Ariana
> 0021624249357
>
> --- En date de : Sam 12.6.10, Jody Garnett <[email protected]> a écrit :
>
> De: Jody Garnett <[email protected]>
> Objet: Re: [Geotools-gt2-users] geotools+spatial_ref_sys
> À: "arnauld ndefo" <[email protected]>
> Cc: [email protected]
> Date: Samedi 12 juin 2010, 12h38
>
> I cannot tell when you just list numbers what is going on? Are you saying
> your data has the axis the wrong way around? Do you need to covert the data
> for display?
>
> I have worked with the osm dataset before without trouble using postgis; so I
> suspect you just have things set up a bit wrong. I am not good enough at
> postgis to tell you what to type to determine your SRID in your tables;
> perhaps you need to visit the postgis list?
>
> Jody
>
>
> On 12/06/2010, at 2:03 PM, arnauld ndefo wrote:
>
>> hello every body,
>> excuse me because i don't know always all to solve my problem.I have tried
>> many possibilities without success.
>>
>> I use the database Postgis. I have a file .osm which represent the area of a
>> geographic map to transfert data to my database Postgis. This have created 5
>> tables :
>>
>> "planet_osm_line"
>> "planet_osm_point"
>> "planet_osm_polygon"
>> "planet_osm_roads"
>> "spatial_ref_sys" and another one.
>>
>> Though geotools, i have succed to draw my map from the data which are stored
>> into the database. But i have always this kind of coordinate:
>> x=1131270.8550 y=4418856.9693; x=1131439.2747 y=4418792.6636 etc which
>> represent the point on the map and on the JMapFRame frame i have EPSG: WGS
>> 84 mentionned .However in the file .osm which resume all the nodes of the
>> map, i have rather this kind of coordinate: long=10.1623439 lat=36.8545816;
>> long=10.1702667 lat=36.8532032 etc.
>>
>> How can i do to have this king of coordinate lon=10.1623439 lat=36.8545816
>> rather than this x=1131270.8550 y=4418856.9693????
>>
>> Without this, really my project cannot go head.This embarrasses me
>>
>> Thank you every body for your help
>>
>> Ndefo Kamgne Arnauld
>> Cité Ettayour,Immeuble Bolbol 1,Appartement A2,Ariana
>> 0021624249357
>>
>>
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>
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