ggfun (version 0.1.8)

geom_segment_c: geom_segment_c

Description

geom_segment_c supports coloring segment with continuous colors

Usage

geom_segment_c(
  mapping = NULL,
  data = NULL,
  position = "identity",
  lineend = "butt",
  na.rm = FALSE,
  show.legend = NA,
  inherit.aes = TRUE,
  arrow = NULL,
  arrow.fill = NULL,
  ...
)

Value

add segment layer

Arguments

mapping

aes mapping

data

data

position

position

lineend

lineend

na.rm

logical

show.legend

logical

inherit.aes

logical

arrow

specification for arrow heads, as created by arrow().

arrow.fill

fill color to usse for the arrow head (if closed). NULL means use colour aesthetic.

...

additional parameter

Author

Guangchuang Yu

See Also

geom_segment

Examples

set.seed(2019-06-28)
d = data.frame(x = rnorm(10),
              xend = rnorm(10),
              y = rnorm(10),
              yend = rnorm(10),
              v1 = rnorm(10),
              v2 = rnorm(10))
library(ggplot2)
ggplot(d) + geom_segment_c(aes(x = x, xend = xend, y=y, yend =yend, col0 = v1, col1 = v2)) +
   scale_color_viridis_c(name = "continuous colored lines") + 
   theme_minimal() + theme(legend.position=c(.2, .85)) + xlab(NULL) + ylab(NULL)