astro (version 1.2)

label: Add A Label To A Plot

Description

Does exactly what it says on the tin.

Usage

label(pos = "topleft", lab = "label", txt = NULL, inset = 0.1,  whitespace = 0.08, col = "black", bgcol = "white", bty = "n",  bordercol = "black", lwd = 1, cex = 1, align = "center")

Arguments

pos

position of label (topleft, top, topright, ...)

lab

contents of the label

txt

see 'lab' (backwards compatibility)

inset

label box inset

whitespace

separation between text and box edge

col

colour

bgcol

background colour

bty

box type (b or n)

bordercol

border colour

lwd

line width of the border

cex

expansion factor

align

text align within box

See Also

The astronomy package: astro.

Examples

par("mar"=c(5.1,4.1,2.1,2.1))
aplot(sin, xlim=c(0,2*pi), ylim=c(-1.1,1.1), bgcol="lightgoldenrodyellow")
abline(h=0, col="grey75")
label("top", txt="Sine Function", lwd=0, bgcol="grey25", col="white")
label("bottomleft", txt="astro:label (label)", cex=2, lwd=0, bgcol=NULL)