[R] Strange behaviour of R graphics copied to PowerPoint

Jeff Newmiller jdnewmil at dcn.davis.CA.us
Mon Jun 3 13:58:29 CEST 2013

I have not seen this particular problem, but I have seen other problems and I tend to export bitmaps or pdf files as a result.

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"Erling Johan Frøysa" <erling.froysa at gmail.com> wrote:

>I am using R to create graphics, especially to plot time series charts.
>These charts are then copied as metafiles (for best quality) to a
>presentation and then saved to PDF (via the "Save As" dialog").
>Attached is two pictures. The first picture shows how my chart looks
>like in
>the R Graphics window, and the second picture shows how the chart
>after saving it to PDF.
>< http://r.789695.n4.nabble.com/file/n4668522/R.png>
>< http://r.789695.n4.nabble.com/file/n4668522/Rppt.png>
>As you can see. After saving the metafile to PDF via PowerPoint, some
>straight lines appears (it seems like all of the lines has the same
>in the upper left corner and ends somewhere on the times series line).
>happens in both plot() and ggplot(). The problem appears more often
>using daily data in my time series. With monthly data the problem don't
>Have anyone experienced this before? Do you think the problem is
>related to
>R or to Powerpoint?
>Thanks all,
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>R-help at r-project.org mailing list
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