My honor.

A short question: if there is something in the device that is sensitive to
the overlapping of the text, then is it possible to add a warning massage
output when the length of the text is longer then the device dimensions?

With much respect,
Tal

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On Wed, Sep 29, 2010 at 1:24 AM, Paul Murrell <p.murrell@auckland.ac.nz>wrote:

> Hi
>
> It is a bug.  A fix has been committed.
>
> Thanks for the report!
>
> Paul
>
>
> On 29/09/2010 10:15 a.m., Ben Bolker wrote:
>
>> Barry Rowlingson<b.rowlingson<at>  lancaster.ac.uk>  writes:
>>
>>  My point is that in regular text, ylab plots it where it then goes
>>>> outside
>>>> the borders.
>>>> With the use of expressions - the text just doesn't show up.
>>>> Originally I thought it was because of my miss-use of expressions, until
>>>> I
>>>> figured it was the level of cex.lab I was using.
>>>> The problem is that when you can't see the text, you don't have a sense
>>>> of
>>>> how much to decrease the cex.lab so the text will fit.
>>>> I hope I was now clearer.
>>>>
>>>
>>> Gotcha. Seems to only affect ylab though. Do this:
>>>
>>>  >  t =  expression(paste("test
>>> loooooooooooooooooooooooooooooooooooooooooooooo(% of 360" *degree,
>>> ")"))
>>>  >  plot(1,xlab=t,ylab=t,main=t)
>>>
>>> then if I shrink my graphics window I can make the ylab disappear but
>>> not the xlab or title.
>>>
>>>  Seems to affect any rotated expressions:
>>>
>>>  plot(1)
>>>> text(1,1,t,srt=90)
>>>> text(1,1,t,srt=0)
>>>> text(1,1,t,srt=45)
>>>>
>>>
>>>  Now shrink window and watch the rotated expressions vanish! They
>>> disappear when they start (or finish) out of the entire graphics
>>> device, not the plot region...
>>>
>>>  I cant find anything relating to clipping in the help, and I am on
>>> Linux, so see if there's any news about it, try it with R-patched or
>>> R-devel and then report a bug after having read all the other stuff
>>> about R bug reporting!
>>>
>>> Barry
>>>
>>
>>
>>    I don't claim to understand it, but there is something quite
>> fundamental about the properties of the X11() graphics device in R
>> that makes labels that would otherwise overlap, disappear -- if
>> you do 'extreme resizing' with the graphics above, you can see that
>> otherwise-overlapping x- and y-axis tick labels disappear as the
>> graph gets scrunched.  This is (apparently) true of X11 graphics
>> on MacOS as well -- Quartz window has a different behavior.
>> Trying with pdf() as well -- for height=2, width=2, only 1 y-axis
>> and 2 x-axis tick labels survive, *but* the x and y labels and the
>> title are all still present (but clipped, of course).
>>    [Hmmm. Take my reports above with a grain of salt, I wasn't
>> always using expression()s.]
>>
>>   So I would guess that if you reported this as a bug you would
>> be told that it was a poorly documented property of R's X11
>> graphics model, rather than a bug ...
>>
>>   I have no idea where to start looking for more information
>> about what defines this behavior -- if I were desperate to know
>> I would probably try asking Paul Murrell ...
>>
>>   I would be very interested to see this discussed on r-devel,
>> if anyone bit ...
>>
>>    Ben Bolker
>>
>> ______________________________________________
>> R-help@r-project.org mailing list
>> 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@stat.auckland.ac.nz
> http://www.stat.auckland.ac.nz/~paul/
>
>
> ______________________________________________
> R-help@r-project.org mailing list
> 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.
>

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