spanOverlap property
How column-spanning events (those whose PlannerTime.endDay covers several columns, #47) coexist with the per-column overlap split (#20). Defaults to SpanOverlap.fullWidth — the span draws as one continuous box across its columns; switch to SpanOverlap.split to fold it into each column's sub-column layout instead. Has no effect on single-column events.
Implementation
SpanOverlap spanOverlap;