[Rd] Support for transparency in metafile export & support for export to Powerpoint

2015-06-29 Thread Tom Wenseleers
Dear all, For vector-based output, PDF export of R graphs works well, but unfortunately Office on Windows provide poor support for PDF and importing & exporting to other formats using Inkscape can be buggy. Enhanced metafile export in turn does not support transparency (also not in package devEM

[Rd] shouldn't seq(my_int_vector, length.out=y) be an integer vector?

2015-06-29 Thread franknarf
The class of seq(1L,length.out=6L) is numeric, which is not what I expect. seq(1L,6L) gives an integer vector; and even seq(1,6) does, so the departure/inconsistency when length.out is used doesn't seem desirable. In the code for seq.default, I see length.out <- ceiling(length.out) and I'd sugg