polar_connect: Connects dots
Description
Check polar_init() for examples.
Usage
polar_connect(data, x1, x2, ...)
Arguments
- data
a data.frame contains connections of all events.
- x1, x2
the column names (without quote) storing connected events.
- ...
parameters passing to ggplot2::geom_segment,
expect c(x, xend, y, yend) these 4 mapping parameters.