Warren, Maybe it's late, maybe I'm easily amused, but I have to say this was a very elegant solution! Very nice work!
Ian Erickson AnalyGIS ----- Original Message ----- From: "Warren Vick, Europa Technologies Ltd." <[EMAIL PROTECTED]> To: "Kent Treichel" <[EMAIL PROTECTED]>; "Mapinfo List" <[EMAIL PROTECTED]> Sent: Thursday, January 10, 2002 4:14 PM Subject: RE: MI-L Creating square areas around centroids > Hello Kent, > > The simplest solution (I believe) is to make a copy of your points layer, > close all and then open your newly created copy. Make the layer editable. > Open the MapBasic window and issue the command: > > update YourTable set obj = MBR(buffer(obj, 12, 10, "mi")) > > Here you are changing each map objects to be a rectangle which contains 12 > sided buffer (10 miles radius) from your points. This is a workaround for > Pro not having a "CreateRect()" function which would make the job simpler. > > Note that if you create simple buffers with resolution 4, you will get > diamond shapes and not squares. > > Regards, > Warren Vick > Europa Technologies Ltd. > http://www.europa-tech.com > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of Kent > Treichel > Sent: Thursday, January 10, 2002 3:48 PM > To: Mapinfo List > Subject: MI-L Creating square areas around centroids > > > I have a table of centroids and am looking for a way to turn each > centroid into a square region, approximately 10 miles aside, for the > purposes of thematically mapping it. > Any ideas? > -- > Kent Treichel > Research Analyst-GIS > Tax Research > Minnesota Department of Revenue > 600 North Robert St. > St. Paul, MN 55146 > (651) 296-3020 > ______________________________ > > STOP PLATE TECTONICS > > > > _______________________________________________________________________ > List hosting provided by Directions Magazine | www.directionsmag.com | > To unsubscribe, send e-mail to [EMAIL PROTECTED] and > put "unsubscribe MapInfo-L" in the message body. > > > > _______________________________________________________________________ > List hosting provided by Directions Magazine | www.directionsmag.com | > To unsubscribe, send e-mail to [EMAIL PROTECTED] and > put "unsubscribe MapInfo-L" in the message body. > _______________________________________________________________________ List hosting provided by Directions Magazine | www.directionsmag.com | To unsubscribe, send e-mail to [EMAIL PROTECTED] and put "unsubscribe MapInfo-L" in the message body.
