<div dir="ltr"><div class="gmail_default" style="font-size:small">Dear Hui Ding,</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">Try these resources:</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default"><div class="gmail_default" style="font-size:small"> res1@cnMissingValPerimOn = True ; turn on perimeter </div><div class="gmail_default" style="font-size:small"> res1@cnMissingValFillPattern = 16 ; choose a fill pattern </div><div class="gmail_default" style="font-size:small"> res1@cnMissingValFillColor = "gray" ; choose a pattern color </div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">You can see the various fill patterns at:</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default"><a href="http://www.ncl.ucar.edu/Document/Graphics/Images/fillpatterns.png">http://www.ncl.ucar.edu/Document/Graphics/Images/fillpatterns.png</a><br></div><div class="gmail_default"><br></div><div class="gmail_default">If you set the fill pattern to 0, which is the default, then you just get a solid color fill.</div><div class="gmail_default"><br></div><div class="gmail_default">--Mary</div><div class="gmail_default"><br></div><div class="gmail_default"><br></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Mar 15, 2017 at 6:02 PM, Hui Ding <span dir="ltr"><<a href="mailto:hding101@googlemail.com" target="_blank">hding101@googlemail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div style="font-size:12.8px">Dear Sir or Madam, <br></div><div style="font-size:12.8px"> I plotted a longitude-time figure. Please see the attached figure. While area in the figure is due to missing values in continent. Could you please show me how to mask the while areas using grey shading or hatch? <br><br>I also attach my NCL script and input data. Thank you very much!<br></div><div style="font-size:12.8px">Best, <br></div><div style="font-size:12.8px">Hui Ding <br> <br><br><br></div></div>
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