AkiraPixelWind/Assets/Scripts/Main/Camera/CameraShake.cs

using Axibug;
using Axibug.Event;
using Game;
using System.Collections;
using UnityEngine;


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public class CameraShake : MonoBehaviour
{
    public float _magnitude = 0.02f;
    public float Multiple = 1;

    private void OnEnable()
    {
        AppEntry.Event.Subscribe(CameraShakeEventArgs.EventId, OnCameraShakeEventArgs);
    }

    private void OnDisable()
    {
        AppEntry.Event.Unsubscribe(CameraShakeEventArgs.EventId, OnCameraShakeEventArgs);
    }

    private void OnCameraShakeEventArgs(object sender, LogicEventArgs e)
    {
        CameraShakeEventArgs msg = (CameraShakeEventArgs)e;
        if (msg == null) throw new GameException("OnCameraShakeEventArgs is null");
        Multiple = msg.Multiple;
        StartShake();
    }


    void StartShake()
    {
        if (IEnumerator_Shake != null)
            StopCoroutine(IEnumerator_Shake);

        IEnumerator_Shake = StartCoroutine(PlayCameraShakeAnimation(0.1f * Multiple, _magnitude));
    }

    Coroutine IEnumerator_Shake;

    public IEnumerator PlayCameraShakeAnimation(float duration, float magnitude)
    {
        Vector3 originalPosition = Vector3.zero;
        float elapsedTime = 0f;

        while (elapsedTime < duration)
        {
            float x = Random.Range(-1f, 1f) * magnitude;
            float y = Random.Range(-1f, 1f) * magnitude;

            transform.localPosition = new Vector3(x, y, originalPosition.z);
            elapsedTime += Time.deltaTime;

            yield return null;
        }

        transform.localPosition = originalPosition;

        IEnumerator_Shake = null;
    }
}