markNeedsPaintScrollOnly method

void markNeedsPaintScrollOnly()

Schedules a repaint for scroll-only changes.

Marks the relevant render subtree and ancestors as paint-dirty without forcing descendant cache invalidation.

Implementation

void markNeedsPaintScrollOnly() {
  _owner?.schedulePaint();
  _markRenderSubtreeNeedsPaint(invalidateDescendantCaches: false);
  _markRenderAncestorsNeedsPaint(invalidateDescendantCaches: false);
}