Easiest way: copy and paste the code into Rstudio and hit "compile pdf".
>From the command line, I believe you can do "knit2pdf example.Rnw".
Shige
On Sun, Dec 2, 2012 at 6:12 PM, Duncan Murdoch <murdoch.dun...@gmail.com>wrote:
> On 12-12-02 5:42 PM, Shige Song wrote:
>
>> I am having problem making ggplot2, tikzDevice, and knitr working
>> together.
>> I used a very simple example:
>>
>
> I don't use knitr so I can't really help, but you didn't tell us how you
> passed this file to knitr, so maybe nobody can. However, if you were using
> Sweave, you would need to mention that the code chunk produces a figure
> (using "fig=TRUE" in the <<>>= header).
>
> Duncan Murdoch
>
> ---------------------------**example.Rnw-------------------**----------
>> \documentclass[preview]{**standalone}
>>
>> \begin{document}
>>
>> \begin{figure}
>> <<fig1,eval=TRUE,echo=FALSE,**dev='tikz'>>=
>> library(ggplot2)
>> qplot(displ, hwy, data = mpg, colour = factor(cyl))
>> @
>> \end{figure}
>>
>> \end{document}
>> ------------------------------**------------------------------**
>> ---------------------
>> I got "... ! ==> Fatal error occurred, no output PDF file produced!
>> label: fig1 (with options)
>> List of 3
>> $ eval: logi TRUE
>> $ echo: logi FALSE
>> $ dev : chr "tikz"
>>
>> Error in process_file(text, output) :
>> Quitting from lines 6-8: (test_Rnw.Rnw) Error in
>> getMetricsFromLatex(**TeXMetrics) :
>> TeX was unable to calculate metrics for the following string
>> or character:
>>
>> hwy
>>
>> Common reasons for failure include:
>> * The string contains a character which is special to LaTeX unless
>> escaped properly, such as % or $.
>> * The string makes use of LaTeX commands provided by a package and
>> the tikzDevice was not told to load the package.
>>
>> The contents of the LaTeX log of the aborted run have been printed above,
>> it may contain additional details as to why the metric calculation failed.
>>
>> Calls: knit -> process_file
>>
>> Execution halted"
>>
>> Best,
>> Shige
>>
>> [[alternative HTML version deleted]]
>>
>> ______________________________**________________
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>> https://stat.ethz.ch/mailman/**listinfo/r-help<https://stat.ethz.ch/mailman/listinfo/r-help>
>> PLEASE do read the posting guide http://www.R-project.org/**
>> posting-guide.html <http://www.R-project.org/posting-guide.html>
>> and provide commented, minimal, self-contained, reproducible code.
>>
>>
>
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