[R] lattice contourplot: how to change line width?

[Luigi Marongiu]

Thank you! yes, I thought line width was controlled by some kind of
panel function...

On Wed, Nov 17, 2021 at 7:06 PM Bert Gunter <bgunter.4567 using gmail.com> wrote:
>
> Your code is unnecessarily complex.
> contourplot() will by default use the panel.contourplot() function and pass down graphical arguments to it.
>
> So this suffices:
> contourplot(Z ~ X*Y, data = df, cuts = 3, lwd =2)
>
> Customization of the panel function appears to be unnecessary for your needs.
>
> Bert Gunter
>
> "The trouble with having an open mind is that people keep coming along and sticking things into it."
> -- Opus (aka Berkeley Breathed in his "Bloom County" comic strip )
>
>
> On Wed, Nov 17, 2021 at 1:42 AM Luigi Marongiu <marongiu.luigi using gmail.com> wrote:
>>
>> sorry, it was easier than expected: just add `lwd` to the main cal.
>> sorry I could not stop the message before checking...
>>
>> On Wed, Nov 17, 2021 at 10:31 AM Luigi Marongiu
>> <marongiu.luigi using gmail.com> wrote:
>> >
>> > Hello,
>> > I have generated a contourplot with lattice. How do I set the line
>> > width? I tried with:
>> > ```
>> > library(lattice)
>> > contourplot(Z ~ X*Y, data = df, cuts = 3,
>> > panel=function(x,y,...){
>> > panel.contourplot(lty=1, lwd = 3)
>> > })
>> > ```
>> > but did not work...
>> > Thank you
>>
>>
>>
>> --
>> Best regards,
>> Luigi
>>
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-- 
Best regards,
Luigi