[mapserver-users] RE: Circles around points in miles

Ian Walberg ian.walberg at airborne.aero
Mon Feb 13 17:37:40 EST 2012


Steve,

Many thanks for the help and we have just tested option 2 and that
works.

We are using 6.x but are not exactly sure how to use the geomtransform
to do this. Do you have  an example?

Regards

Ian

-----Original Message-----
From: Lime, Steve D (DNR) [mailto:Steve.Lime at state.mn.us] 
Sent: Monday, February 13, 2012 9:37 AM
To: Ian Walberg; mapserver-users at lists.osgeo.org
Subject: RE: Circles around points in miles

Couple of options depending on version:

  1) 6.x: buffer the points using a style geomtransform
  2) all versions: use layer SIZEUNITS to draw a circle symbol in miles

I think option 1 is more flexible but option 2 is probably faster.

Steve

-----Original Message-----
From: mapserver-users-bounces at lists.osgeo.org
[mailto:mapserver-users-bounces at lists.osgeo.org] On Behalf Of Ian
Walberg
Sent: Saturday, February 11, 2012 10:06 PM
To: mapserver-users at lists.osgeo.org
Subject: [mapserver-users] Circles around points in miles


We need to draw circles of 50 and 100 miles around a list of points.

How can we do this? 

Thanks

Ian
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