[GRASS-user] Vector Labels

Michael Barton michael.barton at asu.edu
Mon Mar 19 15:04:31 EDT 2007


correcting myself.

The sql check box has nothing to do with it. I just check with my copy of
the spearfish data and my screen looks just like yours. My best guess at the
moment is that there is something in your attribute table that is somehow
not compliant with the database driver. Did you do a display fields? I
notice that you appear to have fields __ID__, ELEVATION, CAT. I don¹t know
what happens if CAT is not the first field (it shouldn¹t matter IMHO, but I
didn¹t write the database drivers). I also don¹t think that __ID__ is
permitted because it doesn¹t begin with a letter or numeral.

First try renaming your first field to ³ID² and see if that fixes the
problem.

Michael


On 3/19/07 11:12 AM, "Amaginary Studios" <amagine at telus.net> wrote:

> Thank you for the quick reply!
> 
> You need to type into the column name box the name of the column (i.e.,
> database field)
> 
> hmm hmm,
> 
> I have tried this, many times.  Including using full CapsLock.
> 
> I have double checked by using the "manager" db.select table button...
> 
> Here is a little picture, to visualize what I am doing.  Perhaps this can help
> find what I am doing wrong here,
> 
> grass label problems picture
> <http://www.pixilive.com/uploads/20070319/grass%20label%20problems.tiff>
> 
> Thank you!
> 
> Mars
> 
>  
> Amaginary Studios <http://amaginarystudios.spymac.com>
> amagine at telus.net
> Phone 250 845 7999
> 
> Mars Sjoden
> 3320 Mount Davis Way
> Houston BC
> V0J 1Z2
> 
> READ CAREFULLY. 
> By reading this email, you agree, on behalf of your employer, to release me
> from all obligations and waivers arising from any and all NON-NEGOTIATED
> agreements, licenses, terms-of-service, shrinkwrap, clickwrap, browsewrap,
> confidentiality, non-disclosure, non-compete and acceptable use policies
> ("BOGUS AGREEMENTS") that I have entered into with your employer, its
> partners, licensors, agents and assigns, in perpetuity, without prejudice to
> my ongoing rights and privileges. You further represent that you have the
> authority to release me from any BOGUS AGREEMENTS on behalf of your employer.
> 
> 
>  
> 
> On 19-Mar-07, at 10:19 AM, Michael Barton wrote:
> 
>>  You need to type into the column name box the name of the column (i.e.,
>> database field) in your vector attribute table that you want to use for
>> labeling. You are getting the error because whatever you have in the box is
>> not the correct name of a column (field).
>>  
>>  Michael
>>  
>>  
>>  On 3/19/07 9:13 AM, "Amaginary Studios" <amagine at telus.net> wrote:
>>  
>>  
>>> Mac OS X.4.9 - GRASS 6.2/6.3 Williams Latest Builds March 2007
>>>  
>>>  I am having no luck in displaying Labels for various vectors.
>>>  
>>>  I thought perhaps It had something to do with my PostgreSQL connection, so
>>> I tried a tutorial file from:
>>>  http://www.gdf-hannover.de/download
>>>  for the GDF Hannover Tutorial
>>> <http://www.gdf-hannover.de/lit_html/grass60_v1.2_en/node52.html>
>>>  
>>>  I still have the same problem of not being able to display labels.
>>>  
>>>  Now, perhaps I do not understand how the columns work for selecting the
>>> attribute column for the labels...
>>>  
>>>  I select the attribute columns button from the vector display manager, and
>>> I can see my column 'titles'
>>>  I then type in the column title name I wish to display as a label in the
>>> field provided.
>>>  
>>>  When I go to re-draw the display, the Output pane errors that there is not
>>> such column name. 
>>>  
>>>  Sometimes the full vector file is not even displayed until I uncheck the
>>> 'Labels' box.
>>>  
>>>  Thank you for your help,
>>>  
>>>  Mars
>>>  
>>>  
>>>   
>>>  Amaginary Studios <http://amaginarystudios.spymac.com>
>>>  amagine at telus.net
>>>  Phone 250 845 7999
>>>  
>>>  Mars Sjoden
>>>  3320 Mount Davis Way
>>>  Houston BC
>>>  V0J 1Z2
>>>  
>>>  READ CAREFULLY. 
>>>  By reading this email, you agree, on behalf of your employer, to release me
>>> from all obligations and waivers arising from any and all NON-NEGOTIATED
>>> agreements, licenses, terms-of-service, shrinkwrap, clickwrap, browsewrap,
>>> confidentiality, non-disclosure, non-compete and acceptable use policies
>>> ("BOGUS AGREEMENTS") that I have entered into with your employer, its
>>> partners, licensors, agents and assigns, in perpetuity, without prejudice to
>>> my ongoing rights and privileges. You further represent that you have the
>>> authority to release me from any BOGUS AGREEMENTS on behalf of your
>>> employer.
>>>  
>>>  
>>>   
>>>  
>>>  
>>>  
>> 
>>  
>>  __________________________________________
>>  Michael Barton, Professor of Anthropology
>>  School of Human Evolution & Social Change    
>>  Center for Social Dynamics & Complexity
>>  Arizona State University
>>  
>>  phone: 480-965-6213
>>  fax: 480-965-7671
>>  www: http://www.public.asu.edu/~cmbarton
>>  
>>    
> 
> 


__________________________________________
Michael Barton, Professor of Anthropology
School of Human Evolution & Social Change
Center for Social Dynamics & Complexity
Arizona State University

phone: 480-965-6213
fax: 480-965-7671
www: http://www.public.asu.edu/~cmbarton


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