[BioC] help with large Rgraphviz output
jjmichael at comcast.net
Tue Jun 6 23:37:03 CEST 2006
On Tue, 2006-06-06 at 14:00 -0700, Seth Falcon wrote:
> "Kimpel, Mark William" <mkimpel at iupui.edu> writes:
> > Seth,
> > I am a novice at manipulating options in R and working with output
> > devices.
> > Assuming I want to set my postscript paper size as Width= 15" and
> > Height= 15", what code would set the option for this?
> > Also, how to I get the plot method for Rgraphviz to output to postscript
> > instead of screen?
> Warning: untested code ahead
> I think it would look something like this:
> ## a graphNEL instance you want to plot
> ## setup the postscript device. All plot commands will be
> ## sent to this device until you call dev.off().
> postscript(file="bigGraphPlot.ps", paper="special",
> width=15, height=15)
> ## do the plot, you should not see anything on screen
> ## close the graphics device
> You might also want to try the pdf() device.
I've personally had success with:
pdf("foo.pdf", width=24, height=36) ### width/height whatever you want
for large networks of genes (also a graphNEL object). Even if you don't
print it out, the layout is much easier to read when opened on-screen.
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