Re: Plotting field minimum and maximum values

From: Adam Phillips <asphilli_at_nyahnyahspammersnyahnyah>
Date: Thu, 10 Apr 2008 14:58:50 -0600

Hi Justin,

You can get much more complicated than this by trying to make this more
automated with respect to where the min/max are plotted on the
workstation, but something like this should work:

res = True
....
res_at_gsnFrame = False

plot = gsn_csm_contour_map_ce(wks,arr,res)

txres = True
txres_at_txJust = "CenterLeft"
txres_at_txFontColor = "red"
gsn_text_ndc(wks,"MAX="+sprintf("%6.2f",max(arr)),0.3,0.25,txres)
txres_at_txFontColor = "blue"
gsn_text_ndc(wks,"MIN="+sprintf("%6.2f",min(arr)),0.3,0.22,txres)
frame(wks)

You will need to set the X and Y NDC coordinates in the gsn_text_ndc
call appropriately. drawNDCGrid could be of assistance here in setting
the NDC coordinates:
http://www.ncl.ucar.edu/Document/Functions/Shea_util/drawNDCGrid.shtml

Good luck,
Adam

Justin Glisan wrote:
> Hello forum,
>
> I think this is probably a simple thing, but I couldn't find any leads in the
> forum archives. I would like to plot the min and max values for a given field
> beneath the actual plot...like the NCEP reanalysis example attached. Thanks,
>
> Justin
>
>
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-- 
--------------------------------------------------------------
Adam Phillips			             asphilli_at_ucar.edu
National Center for Atmospheric Research   tel: (303) 497-1726
ESSL/CGD/CAS                               fax: (303) 497-1333
P.O. Box 3000				
Boulder, CO 80307-3000	  http://www.cgd.ucar.edu/cas/asphilli
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Received on Thu Apr 10 2008 - 14:58:50 MDT

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