HELP PLEASE!!! Selecting multiple polygons

Matt S. matt at CGFBROKERAGE.COM
Fri Aug 24 10:07:00 PDT 2007


Hey all,
had posted this before but trying it with a different method and thought i'd 
repost
What I am trying to do is this...I have a map of Saskatchewan(saskmap.map 
in the attachements) that has a couple differnent layers.  What i need to be 
able to do is have the user be able to select an area on the map and it zooms 
in and when it zooms in then the map displays the second layer as well (this i 
can do easily enough with minextent).
Then i want the user to be able to select multiple polygons (from the ruralmun 
layer) and then also make a selection from a pull down menu (just a radio 
select) and then submit their query...and that will bring up results on the 
website from our database.
The part I am having problem is is creating a map that can have multiple 
selections.
I have looked at http://maps.dnr.state.mn.us/cgi-bin/mapserv48?
map=/usr/local/www/docs_maps/eco/rsg/search/search_example.map&qlayer=
county&mode=nquery&searchmap=true and this is pretty much what I need to 
do and understand that I need to create an imagemap in order to do it...just 
not really sure how to tie it all together.
I have attached what I have so far which is my mapfile (saskmap.map), my 
template file (test.html) as well as a header and footer file (top.html and 
bottom.html respectively) but these are merely ones from the mapserver test 
suite and i know they are not right just trying to figure out how to put this all 
together....any help would be appreciated
thank
-------------- next part --------------
#
# Start of map file
#
# Map of Saskatchewan Crop Districts and Rural Municipalities
#
NAME DEMO
STATUS ON
SIZE 400 400
EXTENT 114000 5427477 788000 6067338 
UNITS METERS
SHAPEPATH "C:\ms4w\apps\ms101\data"
IMAGECOLOR 255 255 255
TRANSPARENT FALSE



FONTSET ../fonts/fonts.list

#
# Start of web interface definition
#
WEB

  #MINSCALE 1000000
  #MAXSCALE 8000000

TEMPLATE test.html
HEADER top.html
FOOTER bottom.html
  



 
#
# On Windows systems, /tmp and /tmp/ms_tmp/ should be created at the root 
# of the drive where the .MAP file resides.
#
  IMAGEPATH "C:\ms4w\tmp\ms_tmp\" 
  IMAGEURL "C:\ms4w\tmp\ms_tmp\"
#  LOG "/tmp/gmap.log"
  METADATA
  END
END

QUERYMAP
  STATUS ON
  STYLE SELECTED
  COLOR 255 255 0
END

LEGEND
  STATUS ON
  LABEL
  	TYPE TRUETYPE
  	FONT arial-bold
  	COLOR 0 0 0
  	SIZE 10
  	ANTIALIAS TRUE
  	OFFSET 0 -2
  END
END

SCALEBAR
  STATUS ON
  STYLE 1
  INTERVALS 4
  SIZE 200 5
  COLOR 0 0 0
  OUTLINECOLOR 0 0 0
  UNITS meters
  LABEL
  	COLOR 0 0 0
  	SIZE small
  END
END

REFERENCE
  STATUS ON
  IMAGE mapserv.gif
  SIZE 150 150
  EXTENT 114000 5427477 788000 6067338
  COLOR -1 -1 -1
  OUTLINECOLOR 255 0 0
END

#
# Start of layer definitions
#


LAYER
  NAME cropdis
  GROUP cropdis
  DATA cropdis
  STATUS DEFAULT
  TYPE POLYGON
  MAXSCALE 8000000
  MINSCALE 2000000
  CLASS
  	NAME "Crop Districts"
  	COLOR 232 123 123
  	OUTLINECOLOR 0 0 0
  END
  PROJECTION
  	"init=epsg:26913"
 END
END

LAYER
  NAME ruralmun
  GROUP ruralmun
  DATA ruralmun
  STATUS DEFAULT
  TYPE POLYGON
  MAXSCALE 2000000
  MINSCALE 1000000
  CLASS
  	NAME "Rural Municipalities"
  	COLOR 255 255 255
  	OUTLINECOLOR 0 0 0
  END
  PROJECTION
  	"init=epsg:26913"
  END
END

  	





END # Map File


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