Re: having trouble with bar charts

From: Mary Haley (haley AT XXXXXX)
Date: Mon Nov 18 2002 - 13:30:51 MST

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    >
    > Dear NCL-Talk --
    >
    > I am having some trouble producing bar charts.
    >
    > The example script at:
    > http://www.cgd.ucar.edu/csm/support/CSM_Graphics/Scripts/bar_7.ncl
    > does not work for me.
    >
    > Also, in the ncl script below, when I change the device from x11 to eps,
    > I get a core dump.
    > I also don't get any colors (msg says that gsnXYBarChartColors not a
    > valid resource)
    >
    > Any help would be appreciated. Thanks!
    >

    Dave and others,

    I'm not sure about the core dump, but it may be related to NCL not being
    able to deal with the gsnXYBarChartColors error message. This is
    a fairly new functionality, so you might want to try upgrading your
    version of NCL at:

      http://ngwww.ucar.edu/ncl/download.html

    --Mary

    >
    > begin
    > res = True
    > res@gsnFrame = False
    > res@tiMainString = "dstmch90 (at Eureka, WA)"
    > res@trYMinF = 0
    > res@trXMinF = 0
    > res@trXMaxF = 5
    > res@gsnXYBarChart = True
    > res@gsnYRefLine = 0
    > res@gsnXYBarChartBarWidth = 0.75
    > res@gsnXYBarChartColors = (/"firebrick","red","orange","green"/)
    > res@tmXBOn = False
    > res@tiYAxisString = "DSTQ (Tg kg:S:-1:N:)"
    > res@tiXAxisString = "bin diameter"
    >
    > x = (/1,2,3,4/)
    > y = (/75.1273, 216.304, 122.906, 13.4263/)
    > labels = (/"0-1 :F33:m:F:m","1-2.5 :F33:m:F:m","2.5-5
    > :F33:m:F:m","5-10 :F33:m:F:m"/)
    >
    > wks = gsn_open_wks("eps","DSTQ_bar")
    > plot = gsn_csm_xy (wks,x,y,res)
    >
    > txres = True
    > txres@txFontHeightF = 0.015
    > do n = 1, 4
    > gsn_text(wks,plot,labels(n-1),n,0.5*y(n-1),txres)
    > end do
    > frame(wks)
    >
    > end
    >
    >
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