[mapserver-users] OGR - ArcInfo Coverage Help

Tyler Mitchell TMitchell at lignum.com
Thu Aug 8 11:33:45 PDT 2002


Are you able to view it as TYPE ANNOTATION?
I know what you are trying to do, but haven't had a lot of success doing it
myself (and it was a while ago).
I've done a lot of OGR stuff though and wonder if you need put some single
quotes in addition to the double quotes around the label item field name.
I had to do this for coverage data that I put into postgresql using
ogr2ogr.


                                                                                                                               
                      "Hankley, Chip"                                                                                          
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                                                          Subject:  [mapserver-users] OGR - ArcInfo Coverage Help              
                                                                                                                               
                      08/08/2002 09:39 AM                                                                                      
                                                                                                                               
                                                                                                                               




I can't seem to get the annotation layer in a AI coverage to render through
OGR... is this possible? I've included some outputs from OGRINFO as well as
the layer def from my mapfile.

The issue seems to be the specification of LABELITEM for the layer. When I
do this, no image is returned (no error, either).

TIA!

Chip

===================================================================

C:\>ogrinfo bridges
Had to open data source read-only.
INFO: Open of `bridges'
using driver `AVCBin' successful.
1: ARC (Line String)
2: LAB (Point)
3: igds (Point)

... a sampling of

C:\>ogrinfo bridges igds

OGRFeature(igds):479
  UserId (Integer) = 18555
  Text (String) = NB USH 51 RAMP
  Height (Real) = 17.500002
  Level (Integer) = 51
  POINT (288221.869 179078.766)

OGRFeature(igds):480
  UserId (Integer) = 18569
  Text (String) = EB STH 29
  Height (Real) = 17.500002
  Level (Integer) = 51
  POINT (289595.610 173873.979)

... and the pertinent part of the mapfile.

LAYER
  NAME "Parks_cov"
  TYPE POINT
  CONNECTIONTYPE OGR
  CONNECTION "C:\Inetpub\wwwroot\Wausau\data\DGN_temp\bridges, IGDS"
  STATUS default
  CLASSITEM "UserID"
  LABELITEM "Text" <= this causes something to choke.
  CLASS
    EXPRESSION /./
    LABEL
      TYPE TRUETYPE
      ANTIALIAS TRUE
      FONT ARIAL
      POSITION LC
      SIZE 8
      COLOR 0 0 0
      OUTLINECOLOR 255 255 255
    END
  END
END








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