using?System.Collections;
using?System.Collections.Generic;
using?UnityEngine;
///?

///?拖動(dòng)、旋轉(zhuǎn)、縮放
///?

public?class?Zoom?:?MonoBehaviour?{

????float?rotationX;
????float?rotationY;
????//靈敏度
????[SerializeField]??
????float?delicacyX=5;
????[SerializeField]
????float?delicacyY=5;
????//枚舉
????public?enum?Rotation?{?MouseXAndY?MouseX?MouseY?}
????//賦值
????Rotation?axes?=?Rotation.MouseXAndY;

????void?Update（）
????{
????????//啟動(dòng)旋轉(zhuǎn)方法
????????MouseRotation（Rotation.MouseX）;

????????//鼠標(biāo)滾輪縮放效果
????????#region
????????//Camera.main.fieldOfView?攝像機(jī)的視野
????????//Camera.main.orthographicSize?攝像機(jī)的正交投影
????????//Zoom?移出
????????if?（Input.GetAxis（“Mouse?ScrollWheel“）?????????{
????????????if?（Camera.main.fieldOfView?<=?100）
????????????????Camera.main.fieldOfView?+=?2;
????????????if?（Camera.main.orthographicSize?<=?20）
????????????????Camera.main.orthographicSize?+=?0.5F;
????????}
????????//Zoom?進(jìn)入
????????if?（Input.GetAxis（“Mouse?ScrollWheel“）?>?0）
????????{
????????????if?（Camera.main.fieldOfView?>?2）
????????????????Camera.main.fieldOfView?-=?2;
????????????if?（Camera.main.orthographicSize?>=?1）
????????????????Camera.main.orthographicSize?-=?0.5F;
????????}
????????#endregion

????????//開起協(xié)程
????????StartCoroutine（onmousedown（））;
????}


????///?

????///?右鍵控制旋轉(zhuǎn)
????///?

????public?void?MouseRotation（Rotation?axes）
????{
????????//判斷是否點(diǎn)擊右鍵
????????if?（Input.GetMouseButton（1））
????????{
????????????////全方位旋轉(zhuǎn)
????????????//if?（axes?==?Rotation.MouseX）
????????????//{
????????????//????//獲取X軸
????????????//????rotationX?=?transform.localEulerAngles.y?+?Input.GetAxis（“Mouse?X“）?*?delica