[Mapserver-users] Easy mapfile question

[Jim Buzbee]

Stephen Clark wrote:

> 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.


Thanks - That seemed to work, although I'm not quite sure what units the 
  MINSCALE and MAXSCALE settings are in.

Jim


> 
> 
> 
> ----- 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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>>
> 
> 
>