fill_alpha {ggplot2} | R Documentation |
Modify fill transparency
Description
This works much like alpha() in that it modifies the
transparency of fill colours. It differs in that fill_alpha()
also attempts
to set the transparency of <GridPattern>
objects.
Usage
fill_alpha(fill, alpha)
Arguments
fill |
A fill colour given as a |
alpha |
A transparency value between 0 (transparent) and 1 (opaque),
parallel to |
Value
A character
vector of colours, or list of <GridPattern>
objects.
Examples
# Typical colour input
fill_alpha("red", 0.5)
if (utils::packageVersion("grid") > "4.2") {
# Pattern input
fill_alpha(list(grid::linearGradient()), 0.5)
}
[Package ggplot2 version 3.5.2 Index]