Closed as duplicate of#5728
Description
Hi!
When I use scale_linetype_manual
to specify line types for different discrete levels, the legend in correctly renders. The dropped linetypes do show up in the legend but their squares are blank. This is using version 3.5.2. Thanks!
library(tidyverse)
df <- tibble(
x = c(1,2,1,2),
y = c(0,1,1,0),
group = c("a","a","b","b") |> factor(levels = c("a","b","c"))
)
ggplot(df,aes(x=x,y=y,group=group,linetype=group)) + geom_line()+
scale_linetype_manual(values=c("a"="solid","b"="dashed","c"="twodash"),drop=FALSE)

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