Description Usage Arguments Examples
View source: R/scale-linetype.r
Default line types based on a set supplied by Richard Pearson, University of Manchester. Continuous values can not be mapped to line types.
1 2 3 4 5 | scale_linetype(..., na.value = "blank")
scale_linetype_continuous(...)
scale_linetype_discrete(..., na.value = "blank")
|
... |
Arguments passed on to
|
na.value |
The linetype to use for |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | base <- ggplot(economics_long, aes(date, value01))
base + geom_line(aes(group = variable))
base + geom_line(aes(linetype = variable))
# See scale_manual for more flexibility
# Common line types ----------------------------
df_lines <- data.frame(
linetype = factor(
1:4,
labels = c("solid", "longdash", "dashed", "dotted")
)
)
ggplot(df_lines) +
geom_hline(aes(linetype = linetype, yintercept = 0), size = 2) +
scale_linetype_identity() +
facet_grid(linetype ~ .) +
theme_void(20)
|
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