Module xrange 

X-range / Gantt chart: geom_xrange. One horizontal bar per row from xmin to xmax on a discrete y (task) axis, with an optional progress fill, milestones (zero-length tasks as diamonds) and dependency arrows from a predecessor’s end to a task’s start.

Structs

GeomXrange

X-range / Gantt chart. Map y (task), xmin (start), xmax (end) and optionally fill; name progress and dependency columns on the geom.