Function onTouchMove

demo/App.tsx:255–260

(e: TouchEvent)

      touchStartY = e.touches[0]?.clientY ?? 0;
    };
    const onTouchMove = (e: TouchEvent) => {
      const y = e.touches[0]?.clientY ?? 0;
      if (y > touchStartY + 12) {
        userScrolledUpRef.current = true;
      }
    };

    el.addEventListener("wheel", onWheel, { passive: true });
    el.addEventListener("touchstart", onTouchStart, { passive: true });