Colors the plotting region gray and plots light-gray gridlines. This function is intended for internal use only.
.graypr(x.axis = TRUE, y.axis = TRUE,
x.major = TRUE, y.major = TRUE,
x.minor = TRUE, y.minor=TRUE,
x.malty = 1, y.malty = 1,
x.milty = 1, y.milty = 1)
if TRUE
an x axis will be plotted.
if TRUE
a y axis will be plotted.
if TRUE
, major gridlines on the x axis will be plotted.
if TRUE
, major gridlines on the y axis will be plotted.
if TRUE
, minor gridlines on the x axis will be plotted.
if TRUE
, minor gridlines on the y axis will be plotted.
line type to be used on the x-axis, major gridlines.
line type to be used on the y-axis, major gridlines.
line type to be used on the x-axis, minor gridlines.
line type to be used on the y-axis, minor gridlines.
rect