[ncl-talk] How to make the out of boundary white

[Dana Odeh]

Hello
i have this plot of jordan

 How to make only Jordan colored and the rest white
I used this command


  poly1 = gsn_add_shapefile_polylines(wks,Plot0,filename1,lnres)

  poly2 = gsn_add_shapefile_polylines(wks,Plot0,filename2,lnres)


thanks
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