90 lines
2.1 KiB
C#
90 lines
2.1 KiB
C#
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namespace Guru
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{
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using System;
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using System.Collections.Generic;
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using UnityEngine;
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public class ContextObject: MonoBehaviour
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{
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private const string InstanceName = "app_context";
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private HashSet<IUpdater> _updaters;
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private HashSet<IUpdater> _updatersWillRemove;
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public Action OnDestroyed;
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public Action OnStart;
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public static ContextObject Create(string name = "" )
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{
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if (string.IsNullOrEmpty(name)) name = InstanceName;
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var go = new GameObject(name);
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DontDestroyOnLoad(go);
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return go.AddComponent<ContextObject>();
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}
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public void AddUpdater(IUpdater updater)
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{
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_updaters.Add(updater);
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}
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public void RemoveUpdater(IUpdater updater)
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{
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updater.IsStopped = true;
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_updatersWillRemove.Add(updater);
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}
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#region 生命周期
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private void Awake()
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{
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_updaters = new HashSet<IUpdater>();
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_updatersWillRemove = new HashSet<IUpdater>();
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}
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void Start()
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{
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OnStart?.Invoke();
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}
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private void OnDestroy()
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{
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OnDestroyed?.Invoke();
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}
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public void SelfDestroy()
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{
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Destroy(gameObject);
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}
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private void Update()
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{
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if(_updaters.Count > 0)
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{
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foreach (var updater in _updaters)
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{
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if(updater != null &&
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!updater.IsStopped &&
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!_updatersWillRemove.Contains(updater))
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{
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updater.OnUpdate();
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}
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}
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if (_updatersWillRemove.Count > 0)
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{
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foreach (var d in _updatersWillRemove)
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{
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_updaters.Remove(d);
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}
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_updatersWillRemove.Clear();
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}
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}
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}
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#endregion
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}
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} |