minor.tick

0th

Percentile

Minor Tick Marks

Adds minor tick marks to an existing plot. All minor tick marks that will fit on the axes will be drawn.

Keywords
hplot, aplot
Usage
minor.tick(nx=2, ny=2, tick.ratio=0.5, x.args = list(), y.args = list())
Arguments
nx

number of intervals in which to divide the area between major tick marks on the X-axis. Set to 1 to suppress minor tick marks.

ny

same as nx but for the Y-axis.

tick.ratio

ratio of lengths of minor tick marks to major tick marks. The length of major tick marks is retrieved from par("tck").

x.args

additionl arguments (e.g. post, lwd) used by axis() function when rendering the X-axis.

y.args

same as x.args but for Y-axis.

Side Effects

plots

See Also

axis

Aliases
  • minor.tick
Examples
# NOT RUN {
# Plot with default settings
plot(runif(20), runif(20))
minor.tick()

# Plot with arguments passed to axis()
plot(c(0,1), c(0,1), type = 'n', axes = FALSE, ann = FALSE)
# setting up a plot without axes and annotation
points(runif(20), runif(20))                       # plotting data
axis(1, pos = 0.5, lwd = 2)                        # showing X-axis at Y = 0.5 with formatting
axis(2, col = 2)                                   # formatted Y-axis
minor.tick( nx = 4, ny = 4, tick.ratio = 0.3,
            x.args = list(pos = 0.5, lwd = 2),     # X-minor tick format argumnets
            y.args = list(col = 2))                # Y-minor tick format arguments
# }
Documentation reproduced from package Hmisc, version 4.1-1, License: GPL (>= 2)

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