Set layout for plotting multiple plots on the same view
rtlayout(nrows = NULL, ncols = NULL, byrow = FALSE,
autolabel = FALSE, pdf.width = NULL, pdf.height = NULL,
filename = NULL)
Integer: N of rows
Integer: N of columns
Logical: If TRUE, draw add plots by row Default = FALSE
Float: Width of PDF to save, if filename
is provided.
Default = ncols * 4.5
#' @param pdf.height Float: Height of PDF to save, if filename
is provided.
Default = nrows * 4.5
String, optional: Save multiplot to file. Default = NULL