Hi David
There is a great tool that does that automatically on as many files you want (as well
TAB) called "coordination". Look up: www.greatcircle.co.nz.
Best regards
Flavio
*********** REPLY SEPARATOR ***********
On 04.09.2000 at 17:18 David Booth wrote:
>Hi Steve,
>
>The way to fix this problem is to export your non-earth table to mif/mid,
>which preserves the coordinate values. Edit the header of the mif file and
>replace the coordsys... line with the correct one for your projection, then
>re-import the table.
>
>As you've found, using Save As with the correct projection doesn't work in
>the case of NEM tables.
>
>Hope you haven't got too many to do - I ended up automating the procedure in
>mapbasic after the first few hundred tables!
>
>---------------------------------------------
>David Booth
>Senior GIS Officer
>Merseyside Information Service
>
>> -----Original Message-----
>> From: Steve McCrone [SMTP:[EMAIL PROTECTED]]
>> Sent: 04 September 2000 08:12
>> To: [EMAIL PROTECTED]
>> Subject: MI Converting Non-Earth N & E to a proper Projection N & E
>>
>> Hello Mappers:
>> I have some vector (say polylines) data that was saved using:
>>
>> Non-Earth m, Bounds -1000000000, -1000000000, 1000000000, 10000000000.
>> This was done since the PRJ file did not contain the appropriate
>> projection parameters.
>>
>> The coordinates of the nodes of the plines are grid coordinates in the
>> Rectified Skew Orthomorphic (RSO) projection. Therefore, when the user
>> clicks the mouse on a feature, the correct E & N is displayed.
>>
>> The appropriate RSO projection parameters have been added to the PRJ file
>> and now I wish to convert all of the existing data (in Non-Earth) to RSO.
>>
>> When I simply change the projection to RSO the data gets all messed up. I
>> am able to write some Map Basic code that programmatically extracts the E
>> & N from each node and stores them into an ASCII file. I then import these
>> coordinates into MI and generate lines from the points. I also could write
>> some MB code to create the new tables.
>>
>> Is there a simpler way of doing this? Perhaps without getting into MB
>> programming at all. I am working in MapInfo 5.0 and MapBasic 4.1.2.
>>
>> Thanks
>>
>>
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