[R] Color of points in legend() ignored if plotting to PNG

[Boris Steipe]

Works for me on Mac OS...

R version 3.2.2 (2015-08-14)
Platform: x86_64-apple-darwin13.4.0 (64-bit)
Running under: OS X 10.9.5 (Mavericks)
[...]



On Feb 28, 2016, at 8:02 AM, Helmut Schuetz <helmut.schuetz at bebac.at> wrote:

> Dear all,
> 
> if I plot to a PNG, the color of filled points (pch 21:25) in legend() is ignored (i.e., only the background color is used). It does not matter whether I specify the default png(bg="white") or png(bg="transparent").
> 
> The example below
> 
> x <- rnorm(10)
> y <- rnorm(10)
> plot(x, y, pch = 21, cex = 1.5,
>  xlim = range(x, y) * 1.2, ylim = range(x, y)*1.2,
>  col = "black", bg = "lightgrey")
> legend("topleft", legend = "foo", inset = 0.02,
>  bg = "white", pch = 21, pt.cex = 1.5,
>  col = "black", pt.bg = "lightgrey")
> 
> works as desired on windows(...) but fails to show the color in the legend on png(...).
> 
> Any suggestions?
> Helmut
> 
> Environment: x86_64-w64-mingw32/x64 (64-bit), R 3.2.3
> 
> -- 
> Ing. Helmut Schuetz
> BEBAC - Consultancy Services for
> Bioequivalence and Bioavailability Studies
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