geom_treescale: geom_treescale

In YuLab-SMU/ggtree: an R package for visualization of tree and annotation data

geom_treescale

Description

add tree scale to a tree

Usage

geom_treescale(
  x = NULL,
  y = NULL,
  width = NULL,
  offset = NULL,
  offset.label = NULL,
  label = NULL,
  color = "black",
  linesize = 0.5,
  fontsize = 3.88,
  family = "sans"
)

Arguments

x	set x position of the scale
y	set y position of the scale
width	set the length of the tree scale
offset	set offset of text to line, defaults to NULL
offset.label	set offset of the scale title to line.
label	set the title of tree scale, defaults to NULL.
color	set color of the scale
linesize	set size of line
fontsize	set size of text
family	'sans' by default, can be any supported font

Details

'geom_treescale' automatically adds a scale bar for evolutionary distance

Value

ggplot layers

Author(s)

Guangchuang Yu

References

For demonstration of this function, please refer to chapter 4.3.1 of Data Integration, Manipulation and Visualization of Phylogenetic Trees http://yulab-smu.top/treedata-book/index.html by Guangchuang Yu.

YuLab-SMU/ggtree documentation built on Nov. 3, 2024, 4:15 p.m.