[R] legend: interplay between title and y.intersp

[Uwe Ligges]

What about

  plot(c(0,1), c(0,1), type="n")
  legend("top", legend=c("", "a", ""), col=c("blue", "red", "green"), 
title="test", y.intersp=c(1,-0.4), lwd=1)

(in recent versions of R)

Best,
Uwe










On 06.03.2023 11:34, Sigbert Klinke wrote:
> Hi,
> 
> I think you are right, legend cannot do it. I have now created my own 
> legend function where I changed only one line and now it works the way I 
> want it to. But I'm not sure if that might not have other side effects.
> 
> 
> 
> I have the impression that the legend and the title start at the same 
> y-position (try y.intersp=0). Only if y.intersp is big enough, then it 
> leads to a non-overlap of title and legend.
> 
> Thanks a lot
> 
> Sigbert
> 
> Am 05.03.23 um 16:20 schrieb Bert Gunter:
>> Don't think you can do that.
>> But maybe someone else will show that I'm wrong.
>>
>> -- Bert
>>
>> On Sat, Mar 4, 2023 at 11:39 PM Sigbert Klinke 
>> <sigbert using wiwi.hu-berlin.de>
>> wrote:
>>
>>> Hi,
>>>
>>> thanks, but this does not solve the problem. If I make y.intersp large
>>> enough then it works properly. Maybe I was not clear enough: I want to
>>> have the small distance between the lines and no overlap between the
>>> title and the lines.
>>>
>>> Sigbert
>>>
>>> Am 04.03.23 um 17:59 schrieb Bert Gunter:
>>>> Set the legend position explicitly with x and y values and add xpd = 
>>>> TRUE
>>>> to the legend call to clip the plot to the figure region and not the 
>>>> plot
>>>> region (the default). Something like this (you may have to fool around
>>> with
>>>> y.intersp, etc. to allow enough space between the legend lines):
>>>>
>>>> plot(c(0,1), c(0,1), type="n")
>>>>
>>>> legend(x = .4, y = 1.25, legend=c("", "", "a"), col=c("blue", "red",
>>>> "green"), xpd = TRUE, lty = 1, y.intersp= .75, title = 'test')
>>>>
>>>> Cheers,
>>>> Bert
>>>>
>>>> Cheers,
>>>> Bert
>>>>
>>>>
>>>> On Sat, Mar 4, 2023 at 7:45 AM Sigbert Klinke 
>>>> <sigbert using wiwi.hu-berlin.de
>>>>
>>>> wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> my MWE is not working as expected:
>>>>>
>>>>> plot(c(0,1), c(0,1), type="n")
>>>>>
>>>>> legend("top", legend=c("", "", "a"), col=c("blue", "red", "green"),
>>>>> title="test", y.intersp=0.2, lwd=1)
>>>>>
>>>>> The lines are not below the title. I want (nearby) lines as in the 
>>>>> plot,
>>>>> but below the title. Is there a way to achieve this?
>>>>>
>>>>> Thanks Sigbert
>>>>>
>>>>> ______________________________________________
>>>>> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
>>>>> https://stat.ethz.ch/mailman/listinfo/r-help
>>>>> PLEASE do read the posting guide
>>>>> http://www.R-project.org/posting-guide.html
>>>>> and provide commented, minimal, self-contained, reproducible code.
>>>>>
>>>>
>>>
>>> -- 
>>> https://hu.berlin/sk
>>> https://www.stat.de/faqs
>>> https://hu.berlin/mmstat
>>> https://hu.berlin/mmstat-ar
>>>
>>>
>>
> 
> 
> ______________________________________________
> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.