Annotate a Calendar Plot with Wind Direction Arrows
annotate_calendar_wd.Rd
This function will add wind direction arrows to a trend_calendar()
plot, sized
based on wind speed. Note that this function can only be used if the original
data contained numeric "ws" and "wd" columns.
Arguments
- size
The maximum size of the arrows.
- colour
The colour for the arrows.
- ...
Other arguments passed to
metR::geom_arrow()
.
See also
Other calendarplot annotation functions:
annotate_calendar_text()