[Mapserver-users] Easy mapfile question

[Stephen Clark]

Jim,

Add another layer  with the Western US raster as you did for the world file.

Set the MINSCALE and MAXSCALE to be available when zooming into the US.



----- Original Message ----- 
From: "Jim Buzbee" <James.P.Buzbee at lmco.com>
To: <mapserver-users at lists.gis.umn.edu>
Sent: Thursday, January 22, 2004 8:41 AM
Subject: [Mapserver-users] Easy mapfile question


>
> I'm working on an application that starts with a whole-world raster
> image.  As the user pans and zooms in different areas, I want more
> detailed raster images to be displayed if they are available.
>
> I currently have a single raster image referenced in my map file and it
> is working properly.  My question : How do I add additional rasters to
> the map file?
>
> For example, say I have a raster map of the western US with extents of
> something like 34N, 114W to 35N, 112W. How do I reference this in my map
> file?  Here's my current map file :
>
> MAP
>    STATUS ON
>    EXTENT -180 -90 180 90
>    UNITS DD
>    SIZE 640 320
>    SHAPEPATH  "/usr/apache2/htdocs/maps/"
>
> WEB
>    TEMPLATE world.html
>    IMAGEPATH "/usr/apache2/htdocs/tmp/"
>    IMAGEURL "/tmp/"
> END
>
>    LAYER
>      NAME world
>      TYPE RASTER
>      DATA world.tif
>      STATUS DEFAULT
>    END
>
> END
>
> Thanks!
>
> Jim Buzbee
>
>
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