Collapse drag offsets between hierarchy levels
Usage
collapse_drag_offsets(state, from, to, relation, method = "centroid")
Arguments
- state
A dragmapr_state object.
- from, to
Column names in relation describing the source and target
levels.
- relation
Data frame mapping child keys to parent keys.
- method
Collapse method. Currently "centroid" averages child
offsets for each parent.
Value
A dragmapr_state at level to.
