[R] [FORGED] Re: Example of the use of the "crt" graphical parameter?

[Michael Hannon]

Hmm.  Thanks, Paul.  That would explain the dearth of examples.

-- Mike


On Mon, May 1, 2017 at 4:42 PM, Paul Murrell <paul at stat.auckland.ac.nz> wrote:
> Hi
>
> I do not recall ever using crt.  A grep of the source code suggests that no
> user-level functions ever refer to it either.  In other words, it appears to
> be basically unimplemented.
>
> Specifically with regard to text in the margins of a base plot, in addition
> to every function ignoring crt, only the text() function listens to srt (and
> that draws in the plot region, not the margins); mtext() (for margin text)
> only listens to las, so can only do horizontal or vertical.
>
> Paul
>
>
> On 02/05/17 09:47, Michael Hannon wrote:
>>
>> Thanks, Bert.  I *did* mean crt, and I did read (and re-read) the man
>> page.  What I'm lacking, and the only thing I'm asking for, is a
>> working example of the use of that parameter.
>>
>> -- Mike
>>
>>
>> On Mon, May 1, 2017 at 2:08 PM, Bert Gunter <bgunter.4567 at gmail.com>
>> wrote:
>>>
>>> Hard to know what you want or did without code.
>>>
>>> But, a guess: did you want the "srt" parameter and not  "crt"?
>>>
>>> Of course, it's always useful to read the man page, in this case for
>>> ?par, where it says:
>>>
>>> (for crt):  "A numerical value specifying (in degrees) how **single
>>> characters** should be rotated. It is unwise to expect values other
>>> than multiples of 90 to work. Compare with srt which does string
>>> rotation." [note: "string" = several characters = text]
>>>
>>>
>>> Cheers,
>>> Bert
>>>
>>> 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 Mon, May 1, 2017 at 1:57 PM, Michael Hannon
>>> <jmhannon.ucdavis at gmail.com> wrote:
>>>>
>>>> Hi, folks.  This is an issue that we've defined away, but I recently
>>>> thought it would be useful to rotate characters in some marginal text
>>>> in a base-R plot.  I made a few stabs on using the "crt" parameter but
>>>> was unsuccessful.
>>>>
>>>> I'm deliberately omitting details of my attempts, as I want just to
>>>> focus on the following: if you know of any working example of the use
>>>> of that parameter. will you please send me a link to it?  Thanks.
>>>>
>>>> (Note that there are *many* links to Cathode Ray Tubes,)
>>>>
>>>> -- Mike
>>>>
>>>> ______________________________________________
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>>>> PLEASE do read the posting guide
>>>> http://www.R-project.org/posting-guide.html
>>>> and provide commented, minimal, self-contained, reproducible code.
>>
>>
>> ______________________________________________
>> R-help at 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.
>>
>
> --
> Dr Paul Murrell
> Department of Statistics
> The University of Auckland
> Private Bag 92019
> Auckland
> New Zealand
> 64 9 3737599 x85392
> paul at stat.auckland.ac.nz
> http://www.stat.auckland.ac.nz/~paul/