using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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/// <summary>
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/// UI帧动画管理器 - 负责帧动画资源的加载和管理
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/// </summary>
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public class UIFrameMgr {
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private static UIFrameMgr _inst = null;
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private static readonly object _lock = new object();
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public static UIFrameMgr Inst {
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get {
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if (_inst == null) {
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lock (_lock) {
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if (_inst == null) {
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_inst = new UIFrameMgr();
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}
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}
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}
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return _inst;
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}
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}
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// 帧动画资源缓存
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private Dictionary<string, List<Sprite>> allFrameDic = new Dictionary<string, List<Sprite>>();
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// 是否已初始化
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private bool isInitialized = false;
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public UIFrameMgr()
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{
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Init();
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}
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/// <summary>
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/// 初始化管理器
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/// </summary>
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public void Init()
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{
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if (isInitialized)
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return;
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allFrameDic.Clear();
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isInitialized = true;
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}
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/// <summary>
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/// 加载指定帧动画资源
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/// </summary>
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private void LoadFrameSprites(FrameAnimationConfig cfg)
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{
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if (allFrameDic.ContainsKey(cfg.name))
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return;
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List<Sprite> spriteList = new List<Sprite>();
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for (int i = 1; i <= cfg.frameCnt; i++)
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{
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string spritePath = "Sprite/" + cfg.folder;
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string spriteName = StringUtility.Contact(cfg.name, "_", i);
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Sprite sprite = ResManager.Instance.LoadAsset<Sprite>(spritePath, spriteName);
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if (sprite != null)
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{
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spriteList.Add(sprite);
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}
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}
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if (spriteList.Count > 0)
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{
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allFrameDic.Add(cfg.name, spriteList);
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}
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}
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/// <summary>
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/// 获取帧动画资源
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/// </summary>
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public List<Sprite> GetDynamicImage(string key)
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{
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// 按需加载资源
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if (!allFrameDic.ContainsKey(key))
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{
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LoadFrameSprites(FrameAnimationConfig.Get(key));
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}
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if (allFrameDic.TryGetValue(key, out var list))
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{
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return list;
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}
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return null;
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}
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/// <summary>
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/// 检查是否包含指定帧动画
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/// </summary>
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public bool ContainsDynamicImage(string key)
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{
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return FrameAnimationConfig.HasKey(key);
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}
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/// <summary>
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/// 预加载指定帧动画
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/// </summary>
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public void PreloadDynamicImage(string key)
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{
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if (!allFrameDic.ContainsKey(key))
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{
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LoadFrameSprites(FrameAnimationConfig.Get(key));
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}
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}
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}
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