Function scorePreviewRect

src/hooks/usePanelDrag.ts:260–273

(clientX: number, clientY: number, rect: DOMRect)

}

function scorePreviewRect(clientX: number, clientY: number, rect: DOMRect) {
  const outsideDistance = distanceToRect(clientX, clientY, rect);
  const centerX = rect.left + rect.width / 2;
  const centerY = rect.top + rect.height / 2;
  const dx = clientX - centerX;
  const dy = clientY - centerY;
  const centerDistance = dx * dx + dy * dy;

  if (outsideDistance === 0) {
    return centerDistance;
  }

  return outsideDistance * 16 + centerDistance;
}

function getPointerGridCell(metrics: ContainerMetrics, clientX: number, clientY: number) {
  const colUnit = metrics.cellWidth + metrics.colGap;