[ncl-talk] Discrete Color Bar

[jbuzan]

Thanks Dennis.  I’ll borrow the code here and what Mary sent, and fiddle around with it.  

-Jonathan





> On Sep 27, 2015, at 11:13 PM, Dennis Shea <shea at ucar.edu> wrote:
> 
> The Classification examples illustrate how to use some of the
> resources... For example
> 
>  res at cnLevelSelectionMode = "ExplicitLevels" ; set explict contour levels
>  res at cnLevels         = integertobyte( ispan(2,18,1) )
> 
>  res at lbLabelPosition  = "Center"           ; label position
>  res at lbLabelAlignment = "BoxCenters"       ; label orientation
>  res at lbLabelStrings   = ispan(1,18,1)
> 
> 
> On Sun, Sep 27, 2015 at 6:56 PM, jbuzan <jbuzan at purdue.edu> wrote:
>> Thanks Mary!
>> 
>> -Jonathan
>> 
>> 
>> On Sep 27, 2015, at 8:27 PM, Mary Haley <haley at ucar.edu> wrote:
>> 
>> Hi Jonathan,
>> 
>> NCL always wants to contour using transitions, rather than discrete values.
>> If you truly have discrete values, like an array of integers, then you can
>> get around this by selecting contour levels that straddle the discrete
>> values. You may also want to set lbLabelAlignment to "BoxCenter" and
>> lbLabelStrings to select the appropriate labels, since you probably don't
>> want the labels used for the contour levels.
>> 
>> I've included a script which uses dummy data, so you can run it as is.  Let
>> me know if this doesn't answer your question.
>> 
>> --Mary
>> 
>> 
>> On Sun, Sep 27, 2015 at 9:31 AM, jbuzan <jbuzan at purdue.edu> wrote:
>>> 
>>> Hello NCL-Talk,
>>> 
>>> Is there a way to set contour colors to discrete colors, instead of the
>>> transitions?
>>> 
>>> -Jonathan
>>> 
>>> 
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>> 
>> 
>> <conLev_6.ncl>
>> 
>> 
>> 
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