% Generated by roxygen2: do not edit by hand
 % Please edit documentation in R/facet_plot.R
 \name{facet_data}
 \alias{facet_data}
 \title{facet_data}
 \usage{
 facet_data(tree_view, panel)
 }
 \arguments{
 \item{tree_view}{ggtree object}
 
 \item{panel}{data plotted in specific panel. If only one dataset used in the panel, return the data frame, else return a list of data frames.}
 }
 \value{
 data frame or a list of data frames
 }
 \description{

 extract data used in \code{facet_plot} or \code{geom_facet}

 }

 \references{
 G Yu, TTY Lam, H Zhu, Y Guan (2018). Two methods for mapping and visualizing associated data
 on phylogeny using ggtree. Molecular Biology and Evolution, 35(2):3041-3043.
 \url{https://doi.org/10.1093/molbev/msy194}
 }

 \author{
 Guangchuang Yu
 }