getSlideDeltaNid method

double getSlideDeltaNid(
  1. int nid
)

Slide delta for the live nid (paint-only FLIP offset), or 0.0 when the node is not currently sliding. Hot-path equivalent of getSlideDelta — read every paint, hit-test, and transform call for visible rows, so saving the TKey→nid hash matters.

Implementation

double getSlideDeltaNid(int nid) => _slide.deltaForNid(nid);