dotplot(variety ~ yield | year+ site, barley,
strip = function(...,which.given,factor.levels) {
if(which.given==2){
strip.default(which.given,factor.levels=substr(levels(barley$site), 1,
1),style=4,...)
}
else{
strip.default(which.given=which.given,factor.levels=factor.levels,style=3,...)
}
}
)
Cheers
On Thu, Nov 15, 2012 at 5:18 PM, <[email protected]> wrote:
> Thanks Duncan, but it's of no use. It still leaves space for two
> strips and doesn't use the first one. I don't actually want a style =
> 4. I used it as an example of when a factor.levels vector might be
> wanted. In my case I want a vector of expressions which can't be made
> factor levels. If I didn't need to show two conditioning variables,
> I'd have no problem.
>
> I need to work out how which.given is meant to be used. It doesn't
> make sense to use it the way I have and I'll desist as soon as I find
> out how to use it properly.
>
>
> best
> Patrick
>
>
> Quoting Duncan Mackay <[email protected]>:
>
> Hi Patrick
>>
>> Not sure what you finally want to achieve but will this do?
>>
>> I have reduced the size of the text to make them readible
>>
>> dotplot(variety ~ yield | year+ site, barley,
>> strip = strip.custom(which.given = 2, style = 4,
>> factor.levels = paste(levels(barley$year),
>> substring(levels(barley$site), 1, 1)),
>> par.strip.text = list(cex = 0.75))
>> )
>>
>>
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