add_event {apexcharter} | R Documentation |
Add an event to a chart
Description
Add a vertical line to mark a special event on a chart.
Usage
add_event(ax, when, color = "#E41A1C", dash = 4, label = NULL, ...)
Arguments
ax |
An |
when |
Vector of position to place the event. |
color |
Color of the line. |
dash |
Creates dashes in borders of SVG path.
A higher number creates more space between dashes in the border.
Use |
label |
Add a label to the shade, use a |
... |
Additional arguments, see https://apexcharts.com/docs/options/annotations/ for possible options. |
Value
An apexchart()
htmlwidget
object.
See Also
add_event_marker
to add a point.
Examples
library(apexcharter)
data("consumption")
# specify from and to date
apex(consumption, aes(date, value, group = type), "spline") %>%
add_event(when = "2020-01-11")
# several events
apex(consumption, aes(date, value, group = type), "spline") %>%
add_event(when = c("2020-01-11", "2020-01-29"))
# Add labels on events
apex(consumption, aes(date, value, group = type), "spline") %>%
add_event(
when = c("2020-01-11", "2020-01-29"),
label = label(text = c("Am", "Ar"))
)
# can be combined with shade
apex(consumption, aes(date, value, group = type), "spline") %>%
add_shade(from = "2020-01-06", to = "2020-01-20")%>%
add_event(when = c("2020-01-11", "2020-01-29"))
[Package apexcharter version 0.4.3 Index]