Helper to add annotations from data frame or list

Helper to add annotations from data frame or list

Usage

hc_add_annotation(hc, ...)

hc_add_annotations(hc, x)

Arguments

hc

A highchart htmlwidget object.

...

Arguments defined in https://api.highcharts.com/highcharts/annotations.

x

A list or a data.frame of annotations.

Details

The x elements must have xValue and yValue elements