Re: How can I utilize the full area of a non-square output device

Thank you, Mary. I should learn more about convert

At 2012-03-26 08:09:59,"Mary Haley" <haley@ucar.edu> wrote:
>You can't set the size of a PNG image in the call to gsn_open_wks to a non-square size, unfortunately.
>
>But, if you have "convert" installed on your system, then you can use this to convert a PS or PDF file to a 500x500 PNG image, using "-trim" to get rid of white space. This will give you a roughly 500x300 image. You can do this directly within your NCL script.
>
>Here's what the code would look like after the call to gsn_panel:
>
> wks = gsn_open_wks("pdf","panel")
>. . .
>
>;---Create and draw panelled plots
> gsn_panel(wks,plots,(/3,5/),pres)
>
> delete(wks)
>
> cmd = "convert -rotate -90 -density 300 -trim -geometry 500x500 panel.pdf panel.png"
> system(cmd)
>
>
>You might need to adjust the -density value to something higher if your fonts are fuzzy.
>
>--Mary
>
>On Mar 24, 2012, at 1:03 AM, Àî¼ÎÅô wrote:
>
>> Dear NCL users:
>> If I want to panel 15 square plots by 5(columns)x3(rows) to an 500x300 png image file. Is there a way that I can fill the whole area of the image instead of draw the plots to a 300x300 area in the center?
>> Perhaps It's impossible, because the explanations for the glossary "NDC" contains:
>> "NDC space will be mapped onto the largest square which will fit on an actual plotting device."
>>
>> Regards
>> Jiapeng
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>

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Received on Mon Mar 26 06:45:19 2012