using?UnityEngine;
using?System.Collections;
using?UnityEngine.EventSystems;

public?class?MoveCamera?:?MonoBehaviour
{
????public?static?bool?isMouseMove?=?true;
????public?static?bool?isUseEvent?=?true;
????public?static?bool?isLookDown?=?false;
????//觀察目標
????public?Transform?Target;
????//觀察距離
????public?static?float?Distance?=?100f;
????//旋轉速度
????private?float?SpeedX?=?150;
????private?float?SpeedY?=?100;
????//角度限制
????private?float?MinLimitY?=?5;
????private?float?MaxLimitY?=?180;
????public?static?Vector3?offset;
????//旋轉角度
????public?static?float?mX?=?0.0F;
????public?static?float?mY?=?0.0F;

????//鼠標縮放距離最值
????private?float?MaxDistance?=?500;
????private?float?MinDistance?=?1.5F;
????//鼠標縮放速率
????private?float?ZoomSpeed?=?20F;

????//是否啟用差值
????public?bool?isNeedDamping?=?true;
????//速度
????public?static?float?Damping?=?10F;
????//?public?float?moveSpeed?=?20f;
????public?static?Quaternion?mRotation;
????void?Start（）
????{
????????//初始化旋轉角度
????????mX?=?-9.532309E-05f;
????????mY?=?26.659f;
????????offset?=?new?Vector3（12.5f?-0.8f?-26.5f）;
????????mRotation?=?new?Quaternion（0.2f?0.0f?0.0f?1.0f）;
????????//mX?=?51.345f;
????????//?mY?=?17.781f;
????}
????bool?IsHitUI（）
????{
????????bool?res?=?true;
????????Ray?ray?=?Camera.main.ScreenPointToRay（Input.mousePosition）;
????????RaycastHit?hit;
????????Debug.Log（EventSystem.current.IsPointerOverGameobject（））;
????????Debug.Log（Physics.Raycast（ray?out?hit））;
????????if?（!Physics.Raycast（ray?out?hit）?&&?EventSystem.current.IsPointerOverGameobject（））
????????{
????????????Debug.Log（hit.transform.name）;
????????????if?（hit.transform.name?!=?“Rotate“?&&?hit.transform.name?!=?“Rest“）
????????????{
????????????????Debug.Log（hit.transform.name）;
????????????????res?=?false;
????????????}
????????}
????????return?res;
????}
????void?LateUpdate（）
????{
????????if?（isUseEvent?==?true）
????????{
????????????if?（EventSystem.current.IsPointerOverGameobject（））
????????????{

????????????????return;
????????????}
????????}
????????if?（isMouseMove?==?true）
????????{

????????????//鼠標右鍵旋轉
????????????if?（Target?!=?null?&&?Input.GetMouseButton（0））
????????????{
????????????????if?（isLookDown?==?false）
????????????????{
????????????????????//獲取鼠標輸入
????????????????????mX?+=?Input.GetAxis（“Mouse?X“）?*?SpeedX?*?0.009F;
????????????????????mY?-=?Input.GetAxis（“Mouse?Y“）?*?SpeedY?*?0.009F;
????????????????????//范圍限制
????????????????????mY?=?ClampAngle（mY?MinLimitY?MaxLimitY）;
????????????????????//Debug.Log（mX）;
????????????????????//Debug.Log（mY）;
????????????????????//計算旋轉
????????????????????//我們可以通過Quaternion.Euler（）方法將一個Vector3類型的值轉化為一個四元數
????????????????????//，進而通過修改Transform.Rotation來實現相同的目的
????????????????????mRotation?=?Quaternion.Euler（mY?mX?0）;
????????????????????//根據是否插值采取不同的角度計算方式
????????????????????if?（isNeedDamping）
????????????????????{

????????????????????????transform.rotation?=?Quater