Exactly. And left alignment means that the left end of the text is aligned with the anchor point, etc. So documentation is correct.
-pd > On 19 Sep 2018, at 01:33 , Jim Lemon <drjimle...@gmail.com> wrote: > > Hi Simon, > I think the conventions of typesetting are to blame. Think of an > invisible box around the text being displayed. > __________________ > |Left justification | > |-----------------------------| > meaning that the text _starts_ at the left of the field and is to the > right of the text position specified > __________________ > | Right justification| > |-----------------------------| > > meaning that the text _ends_ at the right of the field and is to the > left of the text position. Can't do the top and bottom justification > this way, but I think you get the idea. > > Jim > > On Wed, Sep 19, 2018 at 9:13 AM Simon Dedman <simonded...@gmail.com> wrote: >> >> Original stack overflow post here: >> https://stackoverflow.com/questions/52194719/r-graphic-text-package-adj-parameter-order-wrong-incorrect-reversed >> >> Hopefully this is now the appropriate place to post this as the above post >> got a single comment of agreement. >> >> Content: >> >> I believe R core package graphics text function's adj parameter is >> incorrectly described in the manual >> <https://stat.ethz.ch/R-manual/R-devel/library/graphics/html/text.html> and >> would be grateful if someone could confirm this before I submit a bug report >> <https://www.r-project.org/bugs.html>. >> >> adj text: >> >> adj allows adjustment of the text with respect to (x, y). Values of 0, 0.5, >> and 1 specify left/bottom, middle and right/top alignment, respectively. >> >> Since text controls these labels and not the points which have already been >> plotted, I can't see how "with respect to x,y" can mean anything other than >> "in this direction relative to their points". >> >> However the order is reversed: 0,0 (supposedly left & bottom) is top & >> right; 1,1 (supposedly right & top) is left and bottom. >> >> Reproducible example: >> >> tens = 1:10 >> plot(tens, tens, xlab = "adj 0,0 left/bottom") >> text(tens, tens, labels = letters[tens], adj = c(0,0)) >> plot(tens, tens, xlab = "adj 0.5,0.5 middle") >> text(tens, tens, labels = letters[tens], adj = c(0.5,0.5)) >> plot(tens, tens, xlab = "adj 1,1 right/top") >> text(tens, tens, labels = letters[tens], adj = c(1,1)) >> >> Thanks. >> >> [[alternative HTML version deleted]] >> >> ______________________________________________ >> R-package-devel@r-project.org mailing list >> https://stat.ethz.ch/mailman/listinfo/r-package-devel > > ______________________________________________ > R-package-devel@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-package-devel -- Peter Dalgaard, Professor, Center for Statistics, Copenhagen Business School Solbjerg Plads 3, 2000 Frederiksberg, Denmark Phone: (+45)38153501 Office: A 4.23 Email: pd....@cbs.dk Priv: pda...@gmail.com ______________________________________________ R-package-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-package-devel
