[ncl-talk] How to change color bar for the second field using gsnHistogramCompare

[Guilherme Martins]

I'm note sure but try: gsnXYBarChartColors2 or gsnXYBarChartColors.

Guilherme.

Em dom, 15 de mai de 2016 às 16:11, rK Aditya <aditya.rk at gmail.com>
escreveu:

> Dear All,
>
> I would like to compare histogram for two seasons; winter and summer. I
> use the first field for summer and put it with filled red color. But I
> could not change the color in the second field, on crosshatch pattern to
> other color, let say blue.
>
> If someone can help me?
>
> Thank you for your time.
>
> Kindest regards,
> -r/K-
>
>
> begin
> ;************************************************
> ; Generate some random data.
> ;************************************************
>   x = new(1000,integer)
>   y = new(1000,integer)
>   do i=0,dimsizes(x)-1
>     x(i) = rand()
>     y(i) = rand()
>   end do
>   x = x/320
>   y = y/320
>
> ;************************************************
> ; Set up a variable to hold both x and y.
> ;************************************************
>   z = new((/2,dimsizes(x)/),integer)
>   z(0,:) = x
>   z(1,:) = y
> ;************************************************
> ; create plot
> ;************************************************
>   wks = gsn_open_wks("png","histo")              ; send graphics to PNG
> file
>   gsn_define_colormap(wks,"temp1")               ; choose colormap
>
>   res                            = True          ; plot mods desired
>   res at gsnHistogramCompare        = True
>   res at gsnHistogramBinIntervals = (/25,50,75/)
> ;  res at gsFillColors = (/(/"blue","red"/),(/"blue","red"/)/)
> ;  res at gsFillColor=(/"blue","blue","red","red"/)
>   res at gsnHistogramBarColors = (/(/"red","blue"/),(/"red","blue"/)/)
> ;  res at gsnHistogramBarColors=(/"blue","blue","red","red"/)
>   plot=gsn_histogram(wks,z,res)                  ; create histogram
> end
> [image: Inline image 1]
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-- 
------------------------------------------------------------------------------------------
Dr. Guilherme Martins
Instituto Nacional de Pesquisas Espaciais (INPE)
Centro de Previsão de Tempo e Estudos Climáticos (CPTEC)
Grupo de Desenvolvimento em Assimilação de Dados (GDAD)
Telefone (INPE/CP): +55 12 3186-8551 || Celular (TIM): +55 12 98152-8580
E-mail: guilherme.martins at inpe.br || jgmsantos at gmail.com
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