[Mapserver-users] blank image--white empty image box

don mamwake at yahoo.com
Fri Oct 17 09:52:11 PDT 2003


am a newbie, when i try to load map am getting blank
image! everything else is ok,,demo loadin ok ,,i have
tried playing around with extents but nothing is
showing,,not even errors..i sincerely don't know what
am doing wrong and am stuck and very
desperate..am in a verge of quiting,,i have been
trying this for weeks,,my mapfile is as follows:

#
# Start of map file
#
NAME TEST
STATUS ON
SIZE 600 600
EXTENT 35.786953 -0.721388 36.408545 0.094966
UNITS METERS
SHAPEPATH "data"
IMAGECOLOR 255 255 255


WEB
  HEADER test_header.html
  TEMPLATE test.html
  FOOTER test_footer.html
  MINSCALE 1000
  MAXSCALE 1550000
  IMAGEPATH "set in test.html"
  IMAGEURL "set in test.html"
  METADATA
    WMS_TITLE "scomMapserver"
    WMS_ACCESSCONSTRAINTS none
    WMS_ONLINERESOURCE
"http://var/www/html/mapsite/test.html"

    WMS_SRS "EPSG:26915"
  END
END

QUERYMAP
  SIZE 200 200
  STATUS ON
  STYLE HILITE
  COLOR 255 0 0
END

#
# Start of reference map
#
#REFERENCE
#  IMAGE graphics/ref.png
# EXTENT 35.786953 -0.721388 36.408545 0.094966
#  SIZE 50 50
#  STATUS ON
#  COLOR -1 -1 -1
#  OUTLINECOLOR 255 0 0
#END

#
# Start of legend
#
LEGEND
  KEYSIZE 18 12
  LABEL
    TYPE BITMAP
    SIZE MEDIUM
    COLOR 0 0 89
  END
  STATUS ON
END

#
# Start of scalebar
#
SCALEBAR
  IMAGECOLOR 255 255 255
  LABEL
    COLOR 255 255 255
    SIZE tiny    
  END
  STYLE 1
  SIZE 80 2
  COLOR 255 255 255
  UNITS MILES
  INTERVALS 1
  TRANSPARENT TRUE
  STATUS TRUE
END

#
# Start of symbol definitions (we're only using a few)
#
SYMBOL
  NAME 'circle'
  TYPE ELLIPSE
  POINTS 1 1 END
  FILLED TRUE
END

#
# Start of layer definitions
#

LAYER
 NAME test_region
  TYPE RASTER
  STATUS DEFAULT
  DATA "test_region"
  
  CLASSITEM 'cty_name'
  CLASS
    EXPRESSION 'Test'
     OUTLINECOLOR 128 128 128
    COLOR 225 225 185
  END
  CLASS # 
    EXPRESSION /./ 
    OUTLINECOLOR 128 128 128
    COLOR 255 255 255
  END
  END

LAYER
  NAME Towns_point
  GROUP cities
  TYPE RASTER
  DATA "Towns_point"
  STATUS OFF
  CLASSITEM 'city_name'
  CLASS
    NAME "Cities & Towns"
    EXPRESSION NONE
    COLOR 255 225 90
    TEMPLATE "population.html"
  END

  HEADER "population_header.html"
  FOOTER "population_footer.html"

  DUMP TRUE # allow GML export

  END
END

LAYER
  NAME Places_point
  TYPE POINT
  DATA "Places_point"
  STATUS OFF
  CLASS
    SYMBOL 'circle'
    SIZE 2
    NAME 'Townships'
    OUTLINECOLOR 181 181 145
  END
   END


LAYER
  NAME Lakes_region
  TYPE RASTER
  STATUS OFF
  DATA "Lakes_region"

  CLASS
    NAME 'Lakes & Rivers'
    TEMPLATE "lakes.html"
    COLOR 49 117 185  
  END

  HEADER "lakes_header.html"
  FOOTER "lakes_footer.html"
  
  TOLERANCE 3

  DUMP TRUE # allow GML export

  END
END

LAYER
  NAME Rivers_polyline
  TYPE LINE
  STATUS OFF
  DATA "Rivers_polyline"

  CLASS
    NAME "Streams"
    TEMPLATE "description.html"    
    COLOR 49 117 185
  END

  HEADER "description_header.html"
  FOOTER "description_footer.html"

  TOLERANCE 5  

  DUMP TRUE # allow GML export

  END
END 

LAYER
  NAME Roads_polyline
  GROUP roads
  MAXSCALE 300000
  STATUS OFF
  DATA "Roads_polyline"
  TYPE LINE
  CLASS
    COLOR 0 0 0
  END
END 

LAYER
  NAME Parks_region
  GROUP roads
  MAXSCALE 300000
  STATUS OFF
  DATA "Parks_region"
  TYPE ANNOTATION
  LABELITEM "Park_name"
  CLASS
    COLOR 255 255 255   
    LABEL	
   MINFEATURESIZE 40
      MINDISTANCE 150
      POSITION CC
      SIZE SMALL
      COLOR 0 0 0
    END
  END
    
  LAYER
  NAME Public Utils_point
  GROUP Public Utils
  MAXSCALE 600000
  STATUS OFF
  DATA "Public Utils_point"
 TYPE POLYGON
  CLASS
    NAME "Public Utils"
    COLOR 0 0 0
  END
END

LAYER
  NAME railway_polyline
  GROUP railways
  MAXSCALE 600000
  STATUS OFF
  DATA "railway_polyline"
  TYPE ANNOTATION
  LABELITEM "railway_num"  
  CLASSITEM "railway_class"
  CLASS
    EXPRESSION "3"
    COLOR 0 0 0 # dummy color
     LABEL
      MINFEATURESIZE 50
      MINDISTANCE 150
      POSITION CC
      SIZE TINY
      COLOR 0 0 0
    END
  END
  CLASS
    EXPRESSION "2" 
    COLOR 0 0 0 # dummy color
       LABEL
      MINFEATURESIZE 50
      MINDISTANCE 150
      POSITION CC
      SIZE TINY
      COLOR 0 0 0
    END
  END
  CLASS
    EXPRESSION "1"
  STYLE 
    COLOR 0 0 0 # dummy color
     LABEL
      MINFEATURESIZE 50
      MINDISTANCE 150
      POSITION CC
      SIZE TINY
      COLOR 255 255 255
    END
  END

LAYER
  NAME Places_point
  TYPE POINT
  DATA "Places_point"
  STATUS OFF
  CLASS
    NAME 'Places'
    COLOR 128 255 164
    SYMBOL 'circle'
    SIZE 7
    TEMPLATE "airports.html"
  END

  HEADER "airports_header.html"
  FOOTER "airports_footer.html"

  TOLERANCE 5


  END
END

LAYER
  NAME Towns
  NAME cities
  TYPE POINT
  DATA "towns_point"
  STATUS OFF
  LABELITEM "city_name"
  CLASSITEM "city_name"
  LABELMAXSCALE 500000
  CLASS
    EXPRESSION /./
    COLOR -1 -1 -1
    LABEL
      COLOR 0 0 0
      SHADOWCOLOR 218 218 218
      SHADOWSIZE 2 2
      TYPE BITMAP
      SIZE MEDIUM
      POSITION CC
      PARTIALS FALSE
      BUFFER 2
    END
  END

END # Map File

redhat linux 8.0
MS4.0

thanks.


=====

=====
don

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