//异步加载图片 会自动识别图集：回调方式（image 和button已经封装 外部使用时候 谨慎使用）
public static async ETTask <Sprite> LoadImageAsync(this ImageLoaderComponent self, string image_path, Action <Sprite> callback = null)
{
Sprite res = null;
CoroutineLock coroutineLock = null;
try
{
coroutineLock =
await CoroutineLockComponent.Instance.Wait(CoroutineLockType.Resources, image_path.GetHashCode());
self.__GetSpriteLoadInfoByPath(image_path, out int asset_type, out string asset_address,
out string subasset_name);
if (asset_type == ImageLoaderComponent.SpriteType.Sprite)
{
res = await self.__LoadSingleImageAsyncInternal(asset_address, callback);
}
if (asset_type == ImageLoaderComponent.SpriteType.DynSpriteAtlas)
{
res = await self.__LoadDynSpriteImageAsyncInternal(asset_address, callback);
}
else
{
res = await self.__LoadSpriteImageAsyncInternal(asset_address, subasset_name, callback);
}
}
catch (Exception ex)
{
Log.Error(ex);
}
finally
{
coroutineLock?.Dispose();
}
return(res);
}
//释放图片
public static void ReleaseImage(this ImageLoaderComponent self, string image_path)
{
if (string.IsNullOrEmpty(image_path))
{
return;
}
self.__GetSpriteLoadInfoByPath(image_path, out int asset_type, out string asset_address, out string subasset_name);
if (asset_type == ImageLoaderComponent.SpriteType.SpriteAtlas)
{
if (self.m_cacheSpriteAtlas.TryOnlyGet(image_path, out SpriteAtlasValue value))
{
if (value.ref_count > 0)
{
var subasset = value.subasset;
if (subasset.ContainsKey(subasset_name))
{
subasset[subasset_name].ref_count = subasset[subasset_name].ref_count - 1;
if (subasset[subasset_name].ref_count <= 0)
{
GameObject.Destroy(subasset[subasset_name].asset);
subasset.Remove(subasset_name);
}
value.ref_count = value.ref_count - 1;
}
}
}
}
else if (asset_type == ImageLoaderComponent.SpriteType.DynSpriteAtlas)
{
var index = asset_address.IndexOf(self.DYN_ATLAS_KEY);
var path = asset_address.Substring(0, index);
if (self.m_cacheDynamicAtlas.TryGetValue(path, out var value))
{
value.RemoveTexture(image_path, true);
}
}
else
{
if (self.m_cacheSingleSprite.TryOnlyGet(image_path, out SpriteValue value))
{
if (value.ref_count > 0)
{
value.ref_count = value.ref_count - 1;
}
}
}
}
