[R] postscript( does not save the plot

[David Winsemius]

On Aug 19, 2011, at 8:06 AM, Alaios wrote:

> Dear Marc,
> I would like to thank you for your answer.
> Unfortunately still
>
> setEPS()
> postscript(file="exponcoverapprox.eps")
> boxplot
> (test
> [30,1
> : 
> 500 
> ],exponper 
> [90,1 
> : 
> 500 
> ],test 
> [150,1 
> : 
> 500 
> ],test 
> [210,1 
> : 
> 500 
> ],test 
> [270,1 
> : 
> 500 
> ],test 
> [330,1 
> : 
> 500 
> ],test 
> [390,1 
> : 
> 500 
> ],names 
> = 
> c 
> ("1 
> ","3","5","8","10","13","15"),outline=FALSE,ylim=c(0.01,50),log="y",  
> xlab =  
> "Xlabel",ylab="Ylabel,boxwex=0.5,pars=list(whisklwd=0,staplelwd=0) )
> dev.off()
>
> still does not work, though the

The code you posted does not parse. There is a lissing closing quote  
in the ylab argument.


-- 
David.

>
>
>
> setEPS()
> postscript(file="exponcoverapprox.eps")
> boxplot 
> (test 
> [30,1 
> : 
> 500 
> ],exponper 
> [90,1 
> : 
> 500 
> ],test 
> [150,1 
> : 
> 500 
> ],test 
> [210,1 
> : 
> 500 
> ],test 
> [270,1 
> : 
> 500 
> ],test 
> [330,1 
> : 
> 500 
> ],test 
> [390,1 
> : 
> 500 
> ],names 
> = 
> c 
> ("1 
> ","3","5","8","10","13","15"),outline=FALSE,ylim=c(0.01,50),log="y",
> xlab =
> "Xlabel",ylab="Ylabel,boxwex=0.5)
> dev.off()
>
> works fine! It seems that the problem is with the pars=list(.
>
> Just to make it more clear. The dev.off() returns 1 and the file is  
> created. The problem is that this file can not be open with any  
> program, while all the other .eps files I have and were created by  
> R, with the above methodology work really nice.
>
> B.R
> Alex
>
>
>
> ________________________________
> From: Marc Schwartz <marc_schwartz at me.com>
>
> Cc: "R-help at r-project.org" <R-help at r-project.org>
> Sent: Wednesday, August 17, 2011 5:48 PM
> Subject: Re: [R] postscript( does not save the plot
>
> Not sure what output you get in the first case. You don't need:
>
>   ps.options=setEPS()
>
> just:
>
>   setEPS()
>
>
> Using:
>
> set.seed(1)
> test <- matrix(runif(500*500), 500)
>
> setEPS()
>
> postscript(file = "exponcoverapprox.eps")
>
> boxplot(test[30, 1:500], test[90, 1:500], test[150, 1:500],  
> test[210, 1:500],
>         test[270, 1:500], test[330, 1:500], test[390, 1:500],
>         names = c("1", "3", "5", "8", "10", "13", "1"), outline =  
> FALSE,
>         ylim=c(0.01, 50), log = "y", xlab = "xvalue", ylab = "yvalue",
>         boxwex=0.5, pars = list(whisklwd = 0, staplelwd = 0))
>
> dev.off()
>
>
> I get the attached output which seems to be OK.
>
> Marc
>
>
>
> On Aug 17, 2011, at 10:02 AM, Alaios wrote:
>
>> The problem is a bit weird.
>>
>> This does not work:
>>
>> ps.options=setEPS()
>> postscript(file="exponcoverapprox.eps")
>> boxplot 
>> (test 
>> [30,1 
>> : 
>> 500 
>> ],test 
>> [90,1 
>> : 
>> 500 
>> ],test 
>> [150,1 
>> : 
>> 500 
>> ],test 
>> [210,1 
>> : 
>> 500 
>> ],test 
>> [270,1 
>> : 
>> 500 
>> ],test 
>> [330,1 
>> : 
>> 500 
>> ],test 
>> [390,1 
>> : 
>> 500 
>> ],names 
>> = 
>> c 
>> ("1 
>> ","3","5","8","10","13","1"),outline=FALSE,ylim=c(0.01,50),log="y",  
>> xlab = "xvalue",ylab="yvalue",boxwex=0.5, pars
>> =list(whisklwd=0,staplelwd=0))
>> dev.off()
>>
>>
>>
>>
>> This works
>> postscript(file="exponcoverapprox.eps")
>> boxplot 
>> (test 
>> [30,1 
>> : 
>> 500 
>> ],test 
>> [90,1 
>> : 
>> 500 
>> ],test 
>> [150,1 
>> : 
>> 500 
>> ],test 
>> [210,1 
>> : 
>> 500 
>> ],test 
>> [270,1 
>> : 
>> 500 
>> ],test 
>> [330,1 
>> : 
>> 500 
>> ],test 
>> [390,1 
>> : 
>> 500 
>> ],names 
>> = 
>> c 
>> ("1 
>> ","3","5","8","10","13","1"),outline=FALSE,ylim=c(0.01,50),log="y",  
>> xlab = "xvalue",ylab="yvalue",boxwex=0.5)
>> dev.off()
>>
>>
>>
>> To not bother you with the details, the only difference is the pars
>> =list(whisklwd=0,staplelwd=0) at the end of the boxplot , which I  
>> use to remove the whiskers fromt he blot.
>>
>> B.R
>>
>>
>>
>> ________________________________
>> From: Marc Schwartz <marc_schwartz at me.com>
>>
>> Cc: "R-help at r-project.org" <R-help at r-project.org>
>> Sent: Tuesday, August 16, 2011 7:38 PM
>> Subject: Re: [R] postscript( does not save the plot
>>
>> On Aug 16, 2011, at 12:32 PM, Alaios wrote:
>>
>>> Dear all,
>>> I am using the following code to write the plot to an eps format
>>>
>>> postscript(file="test.eps",horizontal=FALSE)
>>>
>>> boxplot 
>>> (test 
>>> [30,1 
>>> : 
>>> 500 
>>> ],test 
>>> [90,1 
>>> : 
>>> 500 
>>> ],test 
>>> [150,1 
>>> : 
>>> 500 
>>> ],test 
>>> [210,1 
>>> : 
>>> 500 
>>> ],test 
>>> [270,1 
>>> : 
>>> 500 
>>> ],test 
>>> [330,1 
>>> : 
>>> 500 
>>> ],test 
>>> [390,1 
>>> : 
>>> 500 
>>> ],names 
>>> = 
>>> c 
>>> ("1 
>>> ","3 
>>> ","5","8","10","13","1"),outline=FALSE,ylim=c(0.01,50),log="y",  
>>> xlab = "xvalue",ylab="yvalue",boxwex=0.5, pars  
>>> =list(whisklwd=0,staplelwd=0))
>>>
>>> dev.off()
>>>
>>>
>>> This creates a 6kb eps file, that can not be opened by any  
>>> program. I tired with photoshop gimp, acrobat reader. This is the  
>>> normal process I follow to save my plots.
>>>
>>> dev.off always returns 1.
>>>
>>> and the boxplot function succesfullu does the plot in the screen.
>>>
>>> What might be the problem?
>>>
>>> I would like to thank you in advance for your help
>>>
>>> B.R
>>> Alex
>>
>>
>>
>> You did not create an EPS file. See ?postscript and pay attention  
>> to the fourth paragraph under Details:
>>
>> The postscript produced for a single R plot is EPS (Encapsulated  
>> PostScript) compatible, and can be included into other documents,  
>> e.g., into LaTeX, using \includegraphics{<filename>}. For use in  
>> this way you will probably want to use setEPS() to set the defaults  
>> as horizontal = FALSE, onefile = FALSE, paper = "special". Note  
>> that the bounding box is for the device region: if you find the  
>> white space around the plot region excessive, reduce the margins of  
>> the figure region viapar(mar=).
>>
>>
>> HTH,
>>
>> Marc Schwartz
> 	[[alternative HTML version deleted]]
>
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David Winsemius, MD
West Hartford, CT