// using UnityEngine;
// using UnityEngine.EventSystems;
//
// namespace AlicizaX.UI.Extension
// {
//     public class UI3DDisplayTouch : MonoBehaviour, IPointerDownHandler, IPointerUpHandler, IDragHandler
//     {
//         private GameObject m_dragObject;
//         private bool m_CanDrag = true;
//         private float m_DragSpeed = 20.0f;
//         private float m_DragRotation;
//         private Vector3 m_ShowRotation = Vector3.zero;
//         private Transform view;
//
//         public void SetObject(GameObject obj)
//         {
//             m_dragObject = obj;
//             m_ShowRotation = obj.transform.eulerAngles;
//             view = obj.GetComponent<Transform>();
//         }
//
//         public void Disopose()
//         {
//             m_dragObject = null;
//             view = null;
//         }
//
//         //拖拽
//         public void OnDrag(PointerEventData eventData)
//         {
//             if (!m_CanDrag) return;
//             if (!view) return;
//             if (!m_dragObject || !(m_DragSpeed > 0.0f)) return;
//
//             var delta = eventData.delta.x;
//             var deltaRot = -m_DragSpeed * delta * Time.deltaTime;
//
//             m_DragRotation += deltaRot;
//             var showRotation = Quaternion.Euler(m_ShowRotation);
//             var showUp = showRotation * Vector3.up;
//             showRotation *= Quaternion.AngleAxis(m_DragRotation, showUp);
//             view.rotation = showRotation;
//         }
//
//         //按下
//         public void OnPointerDown(PointerEventData eventData)
//         {
//         }
//
//         //抬起
//         public void OnPointerUp(PointerEventData eventData)
//         {
//         }
//     }
// }