Thanks for the great example and explanation! Ivan Le 10/6/2010 15:06, Barry Rowlingson a écrit : > On Wed, Oct 6, 2010 at 12:29 PM, Ivan Calandra > <ivan.calan...@uni-hamburg.de> wrote: >> Hi again, >> >> Just one little question. I don't understand what "clipping" is. >> Probably a problem with English... >> Therefore the par(xpd=NA) is not really clear for me; nor is the clip() >> function. And I don't see any difference between par(xpd=NA) and nothing. >> >> It's not really related to this post, let me know if I should change the >> subject. > Try this: > > > par(xpd=FALSE) > > plot(1:10) > > abline(h=4) > > par(xpd=NA) > > abline(h=5) > > the first horizontal line, at y=4, should only be visible in the box > of the plot. The second line, at y=5, should go right across the > graphics window. We say the first line is 'clipped' to the box. > > so, to draw some things outside the box you have to set par(xpd=NA) > first. Its not necessary with things like mtext and axis because they > obviously are going to draw outside the box anyway. It's just for > points, lines, symbols, arrows etc. > > Barry >
-- Ivan CALANDRA PhD Student University of Hamburg Biozentrum Grindel und Zoologisches Museum Abt. Säugetiere Martin-Luther-King-Platz 3 D-20146 Hamburg, GERMANY +49(0)40 42838 6231 ivan.calan...@uni-hamburg.de ********** http://www.for771.uni-bonn.de http://webapp5.rrz.uni-hamburg.de/mammals/eng/mitarbeiter.php [[alternative HTML version deleted]]
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