plotrix (version 2.5-2)

triax.frame: Triangle plot frame

Description

Display a three axis frame with optional grid.

Usage

triax.frame(main="",at=seq(0.1,0.9,by=0.1),
 axis.labels=NULL,tick.labels=NULL,col.axis="black",cex.axis=1,cex.ticks=1,
 align.labels=TRUE,show.grid=FALSE,col.grid="gray",lty.grid=par("lty"),
 cc.axes=FALSE)

Arguments

main

The title of the triangle plot. Defaults to nothing.

at

The tick positions on the three axes.

axis.labels

Labels for the three axes in the order bottom, right left. Defaults to the column names.

tick.labels

The tick labels for the axes. Defaults to argument at (proportions).

col.axis

Color of the triangular axes, ticks and labels.

cex.axis

Character expansion for axis labels.

cex.ticks

Character expansion for the tick labels.

align.labels

Logical - whether to align axis and tick labels with the axes.

show.grid

Whether to display grid lines at the ticks.

col.grid

Color of the grid lines. Defaults to gray.

lty.grid

Type of line for the grid.

cc.axes

Whether to align the axes clockwise or counterclockwise.

Value

• nil

Details

triax.frame displays a triangular plot area on which proportions or percentages may be displayed. An optional grid may also be displayed. If cc.axes is TRUE, both the axes and axis ticks will be in reverse order.

See Also

triax.points,triax.abline

Examples

triax.frame(main="DEFAULT")
 triax.frame(main="Clockwise axes",cc.axes=TRUE)