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All functions

AnnotateDaylight annotate_daylight()
Annotate ggplot with a band indicating solar events
annotate_periodstates()
Annotate a period in an hourglass plot
bats
Observations from a bat detector
CoordHourglass coord_hourglass()
Hourglass coordinates for a ggplot
GeomHourglass geom_hourglass()
Add an 'hourglass' layer to a ggplot
get_hour() get_date()
Functions to split datetime into date and time of day
StatHourglass stat_hourglass()
A ggplot2 stat function to wrangle data for geom_hourglass.
uses_dst()
Test if datetime object potentially uses daylight saving time