[R] Fixed legend in vcd/mosaicplot (package vcd)

[Dieter Menne]

Uwe Ligges <ligges <at> statistik.uni-dortmund.de> writes:

> > 
> > I want to attach a fixed legend to mosaicplot, e.g. -3..3 independently of
> > the data in the graphics. This must be hidden somehow in shading/legend, but
> > I could not get the right handle to it.
> 
> Example:
> 
>    plot(1:10)
>    legend(par("usr")[2], par("usr")[4],
>           legend="Example", pch=1, xjust=1)

:> I would not dare to ask this here. mosaicplot is part of package vcd, it's 
now grid based, and has a very flexible but a little awkward decoration 
interface. "legend" is the interface to the shading legend.

Dieter