[R] short plots: lwd, margin and postscript behavior

[Uwe Ligges]

Cézar Freitas wrote:

> I tested in R versions 1.8.1 and 2, but doesn't works.
> The attached plots can explain this. And mar isn't a
> parameter to postscript command. If I use in par, it
> doesn't affect the outpu.

It does in R-2.0.1!!! Please try out what poeple are suggesting!
You have to set par() for the current device, so after your call to 
postscript, as I have indicated below.

Uwe Ligges




> 
> Thanks,
> C.
> 
>  --- Uwe Ligges <ligges at statistik.uni-dortmund.de>
> escreveu: 
> 
>>Cézar Freitas wrote:
>>
>>
>>>Hi all.
>>>I'm working with a short plot (3x3 inches), but
>>
>>the
>>
>>>results (via postscript command) are not nice. The
>>
>>lwd
>>
>>>command don't affect the lines (that are very
>>
>>large)
>>
>>>and the margins don't change using oma, mai, mar,
>>
>>...
>>
>>>Below I put an example. Moreover, save the
>>
>>graphics
>>
>>>via postscript command isn't working well (see the
>>>attached ps).
>>>Thanks by the help,
>>
>>
>>Setting lwd=0.5 works for me, as well as using
>>par(mar=c(....))
>>
>>
>>
>>
>>>Cezar Freitas.
>>>
>>>#Example:
>>>#data
>>>  scores<-c(2.0, 0.0, 5.0, 5.0, 5.0, 2.0, 0.0,
>>
>>5.0,
>>
>>>2.5, 4.0, 5.0, 0.0, 5.0, 0.0, 2.0, 5.0, 5.0, 2.0,
>>
>>3.0,
>>
>>>3.0)
>>>  q<-summary(scores)
>>>  gra<-hist(scores, breaks=((0:11)/2-.2),
>>
>>plot=FALSE)
>>
>>>  yy<-ceiling(max(gra$counts)/10)*10
>>>  yz<-yy/12
>>>
>>>#plot via postscript
>>>  postscript("test.ps", width=3, height=3,
>>>horizontal=FALSE, family="Times", paper="special")
>>
>>par(mar=rep(1,4)+.1, lwd=0.5)
>>
>>
>>
>>>  hist(scores, breaks=((0:11)/2-.2), xlim=c(-1,6),
>>>ylim=c(-yz,yy), main="scores", ylab="Freq",
>>>xlab="math", cex.axis=.3, cex.main=.3, cex.sub=.3,
>>>cex.lab=.3, mgp=c(1.5,.5,0))
>>
>>add lwd=0.5
>>
>>Uwe Ligges
>>
>>
>>>  boxplot(scores, horizontal=1, add=1, at=-2*yz/3,
>>>boxwex=1.5*yz, bty="n", axes=FALSE)
>>>  points(q[4], -2*yz/3, col=1, pch="+", cex=.5)
>>>
>>>  dev.off()
>>>
>>>
>>>
>>>
>>>	
>>>	
>>>		
>>>
>>
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