[R] Problem with a barplot...

[Jim Lemon]

Steven Hamblin wrote:
> Hello,
> 
> I'm having a bit of a problem with a plot, and I'm hoping that someone might
> be able to help.  I'm running the R Cocoa Gui v1.12 on OS X 10.4.2, and I'm
> doing a stacked bar plot.  The plot itself is quite simple:
> 
> barplot(as.matrix(s.strats.in),main="Strategy when strong", col=strat.col)
> 
> where s.strats.in is a matrix with a number of rows that define the height
> of each stacked bar.  However, ever since I expanded the number of columns
> from 100 to 500, the borders of the bars are overwhelming the plot (the bars
> are proportionally smaller, and thus the colours are getting muddied by the
> black borders).  Changing the border colour doesn't help at all, and I was
> hoping that there was a way to remove the borders of the bars (i.e. have
> each bar snug right up against the next).  I've tried varying any parameter
> that seems to have the slightest relation, but no luck.
> 
> Can someone point how to remove the borders or perhaps suggest an equivalent
> way to do this with another function?  I would appreciate any and all help.
> 
Hi Steven,

Try border=NA (not explained in the barplot help page, but elsewhere).

Jim