My guess is that it would be impossible to use the table size in
Sweave, only mildly non-trivial in knitr with a proper hook. The
easiest hack in either of them would be to manually open the png
device, and use cat() with \includegraphics{} where you want the plot
diplayed.
HTH,
b.
On 26 May 2012 09:43, Alexander Shenkin <ashen...@ufl.edu> wrote:
> 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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