multiYAxis: Add multiple text labels to the left axis of a plot

In sherrillmix/dnar: Miscellaneous functions to deal with bioinformatic analyses

Add multiple text labels to the left axis of a plot

Description

Adds columns of labels to the left axis of a plot e.g. for displaying multiple pieces of information for each row of a heatmap

Usage

multiYAxis(
  pos,
  labs,
  spacer = 0.3,
  start = 1,
  cex = 1.1,
  axisArgs = list(),
  align = c("l", "c"),
  ...
)

Arguments

pos	position of axis labels in user coordinates
labs	a data.frame with each column giving a set of information to display in a column to the left of the plot
spacer	amount of space to leave between the widest text in each column. Specified in lines
start	where to start the axis labels i.e. the right side of the widest teXt in righmost column. Specified in lines
cex	character size for labels
axisArgs	a list of additional arguments for axis
align	either 'c' for centered text or 'l' for left justified text
...	additional arguments to text

See Also

image, text

Examples

par(mar=c(4,10,1,1))
plot(1:10,1:10,ylab='',yaxt='n')
multiYAxis(1:10,data.frame('a'=1:10,'b'=91:100,'c'=c('Longword','Word',1:8),stringsAsFactors=FALSE))
plot(1:10,1:10,ylab='',yaxt='n')
multiYAxis(1:10,data.frame('a'=1:10,'b'=91:100,'c'=c('Longword','Word',1:8),
  stringsAsFactors=FALSE),align='c')

sherrillmix/dnar documentation built on July 18, 2022, 10:07 p.m.