[R] clipart - box with rounded corners?

[Paul Murrell]

Hi

On 05/12/14 18:17, Spencer Graves wrote:
> On 5/11/2014 8:53 PM, Paul Murrell wrote:
>> Hi
>>
>> There is a grid.roundrect(), in case you are working in that
>> alternative universe.
>
> p.s.  Is it feasible to mix grid with traditional graphics?  Your Ch. 6
> begins, "This chapter is useful for drawing ... from scratch, and for
> adding output to plots created by lattice and ggplot2."  However, I
> understand that grid produces graphics object or grobs, which are
> "printed" to be viewed.  Thanks.  Spencer

Take a look at the 'gridBase' package (Chapter 19 of R Graphics 2e).

Paul

>
> ###############
>
>
> Hi, Paul:
>
>
>        Is there an easy way to specify the roundrect arguments in
> standard user coordinates?  "plot(7:8); grid.roundrect(.6, .4, .4, .2,
> name='rr')" gave me a rectangle occupying roughly 50% of the horizontal
> space and 30% of the vertical space in the plot region [not 40% and 20%
> as I might naively expect], centered at roughly (1.6, 7.4).
>
>
>        I found grid.roundrect mentioned on p. 179 of the second edition
> of our "R Graphics".  I'll try reading that first part of your chapter 6
> to see if that produces sufficient enlightenment.  I failed to achieve
> sufficient understanding of grid from your first edition.
>
>
>        Thanks,
>        Spencer
>
>>
>> Paul
>>
>> On 05/12/14 13:46, Spencer Graves wrote:
>>>        Is there a function for creating a box with rounded corners?
>>>
>>>
>>>        I can write one, but I thought I'd ask first.
>>>
>>>
>>>        Thanks,
>>>        Spencer Graves
>>>
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>>

-- 
Dr Paul Murrell
Department of Statistics
The University of Auckland
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Auckland
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64 9 3737599 x85392
paul at stat.auckland.ac.nz
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