Function setRangeAnchored

src/interaction/createZoomState.ts:219–221

(nextStart, nextEnd, anchor)

  };

  const setRangeAnchored: ZoomStateWithConstraints['setRangeAnchored'] = (nextStart, nextEnd, anchor) => {
    applyNextRange(nextStart, nextEnd, { anchor: toAnchor(nextStart, nextEnd, anchor) });
  };

  const setSpanConstraints: ZoomStateWithConstraints['setSpanConstraints'] = (nextMinSpan, nextMaxSpan) => {
    // Undefined => leave unchanged (lets coordinator reapply dynamically computed values explicitly).