From maechler@stat.math.ethz.ch  Thu Mar 21 16:13:42 2002
From: maechler@stat.math.ethz.ch (maechler@stat.math.ethz.ch)
Date: Thu, 21 Mar 2002 17:13:42 +0100 (MET)
Subject: [Rd] legend - bug with argument angle (PR#1404)
Message-ID: <200203211613.RAA24151@pubhealth.ku.dk>

>>>>> "UweL" == Uwe Ligges <ligges@amadeus.statistik.uni-dortmund.de> writes:

    UweL> When legend() is used with the angle argument as follows, not only the
    UweL> boxes beside the legend text, but also the whole legend box is filled
    UweL> with shading lines.
    UweL> I think this is not intended:

    UweL> plot(1:10)
    UweL> legend(8, 4, c("A", "B"), angle=c(10, 80), fill=NULL, density=20)


    UweL> I'd suggest as a fix (legend.R of R-1.5.0):

    UweL> 25c25
    UweL> <     rect2 <- function(left, top, dx, dy, ...) {
    UweL> ---
    >> rect2 <- function(left, top, dx, dy, angle, ...) {
    UweL> 133c133
    UweL> <     rect2(left, top, dx = w, dy = h, col = bg)
    UweL> ---
    >> rect2(left, top, dx = w, dy = h, col = bg, angle = NULL)
    UweL> 141c141
    UweL> <     rect2(left=xt, top=yt+ybox/2, dx = xbox, dy = ybox, col = fill)
    UweL> ---
    >> rect2(left=xt, top=yt+ybox/2, dx = xbox, dy = ybox, col = fill, angle = angle)

Thank you, Uwe!
The fix looks very reasonable and should make it to R-devel
soon.

Martin


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[Rd] legend - bug with argument angle (PR#1404)
maechler@stat.math.ethz.ch