Pull down LegacyChartResourceManager.

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

@@ -0,0 +1,41 @@
+using Cryville.Common.Unity;
+using Cryville.Common;
+using Cryville.Crtr.Extension;
+using Newtonsoft.Json;
+using System.IO;
+using UnityEngine;
+
+namespace Cryville.Crtr.Browsing.Legacy {
+	internal class LegacyChartResourceManager : LegacyResourceManager<LegacyChartDetail> {
+		protected override string Extension { get { return ".umgc"; } }
+
+		public LegacyChartResourceManager(string rootPath) : base(rootPath) { }
+
+		protected override string GetSubRootPath(string rootPath) {
+			return Path.Combine(rootPath, "charts");
+		}
+		protected override LegacyChartDetail GetMeta(DirectoryInfo dir) {
+			ChartMeta meta = null;
+			AsyncDelivery<Texture2D> cover = null;
+			var metaFile = new FileInfo(Path.Combine(dir.FullName, Extension));
+			if (metaFile.Exists) {
+				using (var reader = new StreamReader(metaFile.FullName)) {
+					meta = JsonConvert.DeserializeObject<ChartMeta>(reader.ReadToEnd());
+				}
+				if (meta.cover != null && meta.cover != "") {
+					var coverFile = dir.GetFiles(meta.cover);
+					if (coverFile.Length > 0) {
+						cover = new AsyncDelivery<Texture2D>();
+						var task = new LoadTextureTask(PlatformConfig.FileProtocolPrefix + coverFile[0].FullName, cover.Deliver);
+						cover.CancelSource = task.Cancel;
+						Game.NetworkTaskWorker.SubmitNetworkTask(task);
+					}
+				}
+			}
+			return new LegacyChartDetail {
+				Cover = cover,
+				Meta = meta,
+			};
+		}
+	}
+}