Mluti-Agent_simulation/3DModule/Assets/UnityCommon/Scripts/Runtime/Common/CameraController/FollowState.cs

using DG.Tweening;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

namespace UnityCommon
{
    public class FollowState : CameraState
    {
        private Transform tfTarget;
        private Transform tfOriginalParent;
        public FollowState(Camera camera, Transform target) : base(camera)
        {
            tfTarget = target;
        }
        private float fieldOfViewOriginal = 60;
        public override void Enter()
        {
            base.Enter();
            tfOriginalParent = m_camera.transform.parent;
            fieldOfViewOriginal = m_camera.fieldOfView;
            m_camera.DOFieldOfView(28, 0.5f);


            m_camera.transform.SetParent(tfTarget);
            m_camera.transform.localPosition = Vector3.zero;
            m_camera.transform.localRotation = Quaternion.identity;
            //SetCameraPosition(tfTarget.position, tfTarget.rotation, () =>
            //{
            //    m_camera.transform.SetParent(tfTarget);
            //});
        }
        public override void Exit()
        {
            base.Exit();
            m_camera.fieldOfView = fieldOfViewOriginal;
            m_camera.transform.SetParent(tfOriginalParent);
        }
    }
}