[R] text command - how to get a white background to cover grid lines

Jim Lemon jim at bitwrit.com.au
Mon Feb 6 09:19:33 CET 2012


On 02/06/2012 08:23 AM, Henry wrote:
> New to R - rookie question.
> I'm a mechanical engineer and enjoying using R to make high quality graphs.
>
> I've searched.
>
> I want to put text notation on graph plot areas and have the text background
> "box" white to cover over the grid lines.
>
> my command so far....
> text(15,5200,"Air Flow",cex=.8,col="blue", background="white") # this
> doesn't work...
>
> I've tried bg="white", background color="white" and a number of other
> attempts.
>
> The text is getting placed on the chart where I want it.
>
Hi Henry,
have a look at the boxed.labels function in the plotrix package.

Jim



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