[R] change font size within the panel.text function (package lattice)

[David Winsemius]

On Jul 11, 2015, at 4:46 PM, Luigi Marongiu wrote:

> Dear all,
> I am adding some text to the panels of a graph generated through the
> lattice function using the argument:
>   xyplot( ...,
>              panel =
>               function(x, y,...)
>               {
>                   panel.xyplot(x,y,...)
>                   panel.text(0,0,labels=V[panel.number()])
>               }
> 
> How can I regulate the font size of such text?

library(lattice)
  A <- data.frame(x = rnorm(100), y = rnorm(100))
  xyplot(y ~ x, data = A,
  panel= function(x,y,...){panel.points(x,y,...)
                           panel.text(0.5, 0.2, "Hello, world", cex=3)}
        )


> 
> Best regards
> luigi
> 
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David Winsemius
Alameda, CA, USA