[postgis-tickets] [PostGIS] #2940: postgis-gui lacks transformation support

PostGIS trac at osgeo.org
Sat Sep 27 12:05:36 PDT 2014


#2940: postgis-gui lacks transformation support
---------------------------+------------------------------------------------
 Reporter:  robe           |       Owner:  robe         
     Type:  defect         |      Status:  new          
 Priority:  medium         |   Milestone:  PostGIS 2.2.0
Component:  loader/dumper  |     Version:  trunk        
 Keywords:                 |  
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 We've got transformation support in shp2pgsql with the srid_from:srid_to
 syntax, but we lack the same feature in the shp2pgsql-gui.  To implement a
 number of options come to mind -- I'm leaning toward 3.  Any thoughts on
 the matter before I attempt to implement?

 1) We add a TO srid column in grid and if blank we assume same as SRID and
 if filled in we transform.  I don't like this cause it takes up more space
 and may confuse some people as to what field they need to fill in.

 2) so we don't make gui change -- we could change the allowable input in
 SRID to allow the : syntax, though that has the annoyance of not being
 obvious to the user that its a new feature unless they expect it.  Some
 users may just try it though and hey it works (as opposed to being
 frustrated now when the thing just replaces what they typed with one of
 the srids)

 3) Have the To SRID show in the Options dialog with the mind set that when
 you are loading a bunch of tables, you generally want the results spatial
 ref sys to be the same though the input one may be different for each
 table.  It also minimizes on confusing newbie users who will then be
 confused which field they should fill in SRID or SRID_TO or both.

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/2940>
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