this works - thanks baptiste! i'm working in Sweave right now - perhaps
it will be tough in knitr as you mention.
On 5/25/2012 4:31 PM, baptiste auguie wrote:
> you can open a device that has the exact dimensions of the table,
>
> g = tableGrob(head(iris, 4))
> png("test.png", width=convertWidth(grobWidth(g), "in", value=TRUE),
> height=convertHeight(grobHeight(g), "in",
> value=TRUE),units="in", res=150)
> grid.draw(g)
> dev.off()
>
> Doing this with knitr might be tricky though, since the unit
> conversion opens a blank device window, and you'd want to define some
> hook instead of manually creating the png file.
>
> I have another version of grid.table where you can specify the width
> and height manually [*], e.g to span the full window, but it's not
> necessarily a desirable thing (the spacing between rows and columns
> can become too large).
>
>
> HTH,
>
> baptiste
>
>
> [*] experimental code at https://gist.github.com/2013903
>
> On 26 May 2012 09:16, Alexander Shenkin <ashen...@ufl.edu> wrote:
>> Thanks Yihui,
>>
>> That's a great idea, and comes close to the mark, except that I have to
>> use png's in order to "Insert & Link" them as pictures in Word (and
>> hence make the doc both shareable and update when new figures are
>> generated).
>>
>> thanks,
>> allie
>>
>> On 5/25/2012 2:57 PM, Yihui Xie wrote:
>>> You may take a look at knitr's graphics manual which tells you how you
>>> can automatically crop the white margins:
>>> https://github.com/downloads/yihui/knitr/knitr-graphics.pdf ("Cropping
>>> PDF Graphics").
>>>
>>> I'm not sure if pdfcrop works in this case, though.
>>>
>>> Regards,
>>> Yihui
>>> --
>>> Yihui Xie <xieyi...@gmail.com>
>>> Phone: 515-294-2465 Web: http://yihui.name
>>> Department of Statistics, Iowa State University
>>> 2215 Snedecor Hall, Ames, IA
>>>
>>>
>>> On Fri, May 25, 2012 at 2:44 PM, Alexander Shenkin <ashen...@ufl.edu> wrote:
>>>> grid.table() works well, but using it in sweave creates graphics with
>>>> very wide margins. I'm sure this has something to do with grid, and not
>>>> just grid.table. Any idea how I can clip the graphic to the edges of
>>>> the table graphic? I've looked into viewports, etc, but I can't seem to
>>>> find anything that will clip a graphic to its edges, perhaps with some
>>>> defined margin.
>>>>
>>>> any help greatly appreciated!
>>>>
>>>> thanks,
>>>> allie
>>
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