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

[Uwe Ligges]

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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