Implement legacy skin resource browser.

Assets/Cryville/Crtr/Browsing/Legacy/LegacySkinResourceManager.cs

@@ -0,0 +1,27 @@
+using Cryville.Crtr.Skin;
+using Newtonsoft.Json;
+using System.IO;
+
+namespace Cryville.Crtr.Browsing.Legacy {
+	internal class LegacySkinResourceManager : LegacyResourceManager<LegacySkinDetail> {
+		protected override string Extension { get { return ".umgs"; } }
+
+		public LegacySkinResourceManager(string rootPath) : base(rootPath) { }
+
+		protected override string GetSubRootPath(string rootPath) {
+			return Path.Combine(rootPath, "skins");
+		}
+		protected override LegacySkinDetail GetMeta(DirectoryInfo dir) {
+			SkinDefinition meta = null;
+			var metaFile = new FileInfo(Path.Combine(dir.FullName, Extension));
+			if (metaFile.Exists) {
+				using (var reader = new StreamReader(metaFile.FullName)) {
+					meta = JsonConvert.DeserializeObject<SkinDefinition>(reader.ReadToEnd());
+				}
+				return new LegacySkinDetail { Meta = meta };
+			}
+			else
+				return new LegacySkinDetail { Name = dir.Name };
+		}
+	}
+}