[GRASS-user] Re: Thematic Vector Problem 6.2RC2

[Alex Bond]

Brilliant - thanks for the information

Moritz Lennert wrote:
>> Date: Mon, 23 Oct 2006 11:47:34 +0100
>> From: Alex Bond <AlexBond at quintessa.org>
>> Subject: [GRASS-user] Thematic Vector Problem 6.2RC2
>> To: grassuser at grass.itc.it
>> Message-ID: <453C9DC6.9060009 at quintessa.org>
>> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>>
>> Hi,
>>
>> I'm having problems with using thematic maps in Grass 6.2RC2.  If I try
>> to display *any* vector thematically (including the spearfish dataset),
>> then I get the following error:
>>
>> can't read "lineht": no such variable
>> can't read "lineht": no such variable
>>      while executing
>> "expr {$lineht * 2}"
>>      (procedure "GmThematic::tleg_item" line 19)
>>      invoked from within
>> "GmThematic::tleg_item $mon $id"
>>      (procedure "GmThematic::display" line 73)
>>      invoked from within
>> "GmThematic::display $node $mod"
>>      ("thematic" arm line 2)
>>      invoked from within
>> "switch $type {
>>          group {
>>              GmGroup::display $node $mod
>> 		}
>> 		raster {
>> 			GmRaster::display $node $mod
>> 		}
>> 		labels {
>> 			GmLabels::disp..."
>>      (procedure "GmTree::display_node" line 7)
>>      invoked from within
>> "GmTree::display_node $n $mod"
>>      (procedure "GmGroup::display" line 22)
>>      invoked from within
>> "GmGroup::display "root" $mod"
>>      (procedure "MapCanvas::runprograms" line 63)
>>      invoked from within
>> "MapCanvas::runprograms $mon [expr {$mymodified != 0}]"
>>      (procedure "MapCanvas::drawmap" line 38)
>>      invoked from within
>> "MapCanvas::drawmap $mon"
>>      (procedure "MapCanvas::display_server" line 9)
>>      invoked from within
>> "MapCanvas::display_server"
>>      ("after" script)
>>
>> Anybody got any ideas or workarounds?  I think this may have already
>> been posted under grass 6.3 development - apologies if this is a
>> mis-posting, but I could really use a quick fix!
>>
> 
> This is fixed in RC3 which was just released, but if you need to do it
> locally, the fix is in grass/etc/gm/thematic.tcl:
> 
> Index: thematic.tcl
> ===================================================================
> RCS file: /grassrepository/grass6/gui/tcltk/gis.m/thematic.tcl,v
> retrieving revision 1.21
> retrieving revision 1.22
> diff -u -d -r1.21 -r1.22
> --- thematic.tcl	21 Oct 2006 12:03:13 -0000	1.21
> +++ thematic.tcl	21 Oct 2006 19:28:53 -0000	1.22
> @@ -82,9 +82,10 @@
>      set opt($count,1,math) 0
>      set opt($count,1,psmap) ""
>      set opt($count,1,border) 1
> -    set opt($count,1,titlefont) introfont
> -    set opt($count,1,subtitlefont) bolddefault
> -    set opt($count,1,labelfont) default
> +    # keep font names here to make sure that all fonts used are in proper
> TclTk format
> +    set opt($count,1,titlefont) "{times} 14 bold"
> +    set opt($count,1,subtitlefont) "{times} 12 bold"
> +    set opt($count,1,labelfont) "{times} 12"
>      set opt($count,1,tfontcolor) \#000000
>      set opt($count,1,lfontcolor) \#000000
>      set opt($count,1,mod) 1
> 
> 
> Moritz
> 
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> 

-- 
Dr Alex Bond
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