Files
YooAsset/Assets/YooAsset/Runtime/Services/DefaultLocationServices.cs
hevinci 09a985fadb Resource location interface extension
资源定位接口扩展
2022-04-14 12:19:04 +08:00

77 lines
2.2 KiB
C#
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using System.IO;
namespace YooAsset
{
public class DefaultLocationServices : ILocationServices
{
private readonly string _resourceRoot;
public DefaultLocationServices(string resourceRoot)
{
if (string.IsNullOrEmpty(resourceRoot) == false)
_resourceRoot = PathHelper.GetRegularPath(resourceRoot);
}
public string ConvertLocationToAssetPath(YooAssets.EPlayMode playMode, string location)
{
if (playMode == YooAssets.EPlayMode.EditorPlayMode)
{
string filePath = CombineAssetPath(_resourceRoot, location);
return FindDatabaseAssetPath(filePath);
}
else
{
return CombineAssetPath(_resourceRoot, location);
}
}
/// <summary>
/// 合并资源路径
/// </summary>
private static string CombineAssetPath(string root, string location)
{
if (string.IsNullOrEmpty(root))
return location;
else
return $"{root}/{location}";
}
/// <summary>
/// 获取AssetDatabase的加载路径
/// </summary>
private static string FindDatabaseAssetPath(string filePath)
{
#if UNITY_EDITOR
if (File.Exists(filePath))
return filePath;
// AssetDatabase加载资源需要提供文件后缀格式然而资源定位地址并没有文件格式信息。
// 所以我们通过查找该文件所在文件夹内同名的首个文件来确定AssetDatabase的加载路径。
// 注意AssetDatabase.FindAssets() 返回文件内包括递归文件夹内所有资源的GUID
string fileName = Path.GetFileName(filePath);
string directory = PathHelper.GetDirectory(filePath);
string[] guids = UnityEditor.AssetDatabase.FindAssets(string.Empty, new[] { directory });
for (int i = 0; i < guids.Length; i++)
{
string assetPath = UnityEditor.AssetDatabase.GUIDToAssetPath(guids[i]);
if (UnityEditor.AssetDatabase.IsValidFolder(assetPath))
continue;
string assetDirectory = PathHelper.GetDirectory(assetPath);
if (assetDirectory != directory)
continue;
string assetName = Path.GetFileNameWithoutExtension(assetPath);
if (assetName == fileName)
return assetPath;
}
// 没有找到同名的资源文件
YooLogger.Warning($"Not found asset : {filePath}");
return filePath;
#else
throw new System.NotImplementedException();
#endif
}
}
}