bg_color: A list with names "BrS", "SS", "pie" to specify background colors
select_latent: a vector of character strings representing latent status. It is used for just plotting a subset of latent status. For example, you can specify select_latent = "HINF"
exact: Default is TRUE to use select_latent as exact names of causes. If you want to specify a name and plot all single or combo causes with that name, specify it to be FALSE. to plot all latent status information relevant to "HINF".
top_pie: Numerical value to specify the rightmost limit on the horizontal axis for the pie panel.
label_size: the size of latent status labels on the right margin
ref_eti: reference quantiles and means; a list: pEti_ref_q, pEti_ref_mean_ord
is_plot: default to TRUE for plotting only; set to FALSE if to get summary.