[postgis-users] Thematic mapping with PostGIS
Burgholzer,Robert
rwburgholzer at deq.virginia.gov
Mon Feb 11 06:51:46 PST 2008
I use PL/R (the R statistical language embedded in PostgreSQL) for
performing some data inputs to thematic mapping functions, such as
quantile distribution. A small library of scripts is available at:
http://sourceforge.net/project/showfiles.php?group_id=168647&package_id=
258531
Robert W. Burgholzer
Surface Water Modeler
Office of Water Supply and Planning
Virginia Department of Environmental Quality
rwburgholzer at deq.virginia.gov
804-698-4405
Open Source Modeling Tools:
http://sourceforge.net/projects/npsource/
-----Original Message-----
From: postgis-users-bounces at postgis.refractions.net
[mailto:postgis-users-bounces at postgis.refractions.net] On Behalf Of
Johannes Sommer
Sent: Sunday, February 10, 2008 3:38 AM
To: PostGIS Users Discussion
Subject: Re: [postgis-users] Thematic mapping with PostGIS
Hi Doug,
As Desktop-Client for PostGIS - besides QGIS and UDIG - you can try:
- OpenJUMP(http://www.openjump.org) with the SISDB-Plugin (for improved
PostGIS-connections), thematic mapping (without the natural breaks
routine)
- Kosmo (http://saig.es/en/index.php) , thematic mapping (without the
natural breaks routine)
- gvSIG (http://www.gvsig.gva.es), thematic mapping with support of
natural breaks (the support for postgis-geometry-types is constrained =>
editing postgis-tables can be annoying)
- Spatial Commander (http://www.gdv.com/down/scommander.php) NON-OSS,
!only in GERMAN!, thematic mapping with support of natural breaks
(editing with postgis-tables can also be difficult)
- Thuban (http://thuban.intevation.org), thematic mapping without
natural breaks, but other possibilities
regards,
Johannes
Dan Putler schrieb:
> Hi Jim,
>
> QGIS (which is what I assume you mean by "Quantum") allows you to
create
> thematic maps using PostGIS layers. Go to the properties of a layer
and
> muck with the legend type. Alternatively, you can load PostGIS layers
> into uDig (http://udig.refractions.net), and alter the style of a
layer.
>
> Dan
>
> On Sat, 2008-02-09 at 19:08 -0500, Doug Foster wrote:
>
>> I am new to PostGIS, and want a good Windows desktop mapping tool to
>> view and thematically map boundary data from my PostGIS database. I
>> have Quantum, which is a nice viewer, but it doesn't seem to do
>> thematic mapping. I am a heavy MapInfo and Maptitude user, but they
>> don't read PostGIS spatial boundaries. I wish they would.
>>
>>
>>
>> Is there a free/inexpensive tool to view and do some nice thematics?
>> I would also like to have the "natural break" routine, which I use by
>> default since it's the beast way to break up the categories.
>>
>>
>>
>> I have been doing all my database work in SQL Server and then linking
>> from MapInfo and linking with equivalent boundary files (census block
>> groups and zip codes for all USA). That's for the birds when I'm
>> running routines in SQL Server and want to view the results
>> graphically on an interactive basis. It's very clumsy. So
>> PostgeSQL/PostGIS is a much better solution but I haven't found a
good
>> way to view the results spatially.
>>
>>
>>
>> Thanks.....
>>
>>
>>
>> Doug
>>
>>
>>
>>
>>
>>
>> _______________________________________________
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>> postgis-users at postgis.refractions.net
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>>
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