draw_horizontal_reference_line {sherlock}

Draw horizontal reference line

Description

Draws a horizontal reference line or multiple reference lines to plots

Usage

draw_horizontal_reference_line(
  reference_line,
  color = "grey",
  linetype = "dashed",
  size = 0.7
)

Arguments

reference_line

input y coordinate of reference line(s). for multiple reference lines, concatenate individual values into a vector (required)

color

change reference line color. options are "grey", "blue" and "red". by default, it is set to "grey" (optional)

linetype

change line type. identical to linetype ggplot2 aesthetic. by default, it is set to "dashed" (optional)

size

change line thickness. identical to size ggplot2 aesthetic. by default, it is set to 0.7 (optional)

Value

A horizontal reference line plotted on top of a 'ggplot' object