Update Cryville.Common.Logging.

Assets/Cryville/Common/Font/FontManager.cs

@@ -4,24 +4,26 @@ using System.Linq;
 
 namespace Cryville.Common.Font {
 	public abstract class FontManager {
-		public IReadOnlyDictionary<string, IReadOnlyCollection<Typeface>> MapFullNameToTypeface { get; private set; }
+		public IReadOnlyDictionary<string, Typeface> MapFullNameToTypeface { get; private set; }
 		public IReadOnlyDictionary<string, IReadOnlyCollection<Typeface>> MapNameToTypefaces { get; private set; }
 		public FontManager() {
-			var map1 = new Dictionary<string, List<Typeface>>();
+			var map1 = new Dictionary<string, Typeface>();
 			var map2 = new Dictionary<string, List<Typeface>>();
 			foreach (var f in EnumerateAllTypefaces()) {
-				List<Typeface> set1;
-				if (!map1.TryGetValue(f.FullName, out set1)) {
-					map1.Add(f.FullName, set1 = new List<Typeface>());
+				if (!map1.ContainsKey(f.FullName)) {
+					map1.Add(f.FullName, f);
+				}
+				else {
+					Shared.Logger.Log(3, "UI", "Discarding a font with a duplicate full name {0}", f.FullName);
+					continue;
 				}
-				set1.Add(f);
 				List<Typeface> set2;
 				if (!map2.TryGetValue(f.FamilyName, out set2)) {
 					map2.Add(f.FamilyName, set2 = new List<Typeface>());
 				}
 				set2.Add(f);
 			}
-			MapFullNameToTypeface = map1.ToDictionary(i => i.Key, i => (IReadOnlyCollection<Typeface>)i.Value);
+			MapFullNameToTypeface = map1;
 			MapNameToTypefaces = map2.ToDictionary(i => i.Key, i => (IReadOnlyCollection<Typeface>)i.Value);
 		}
 		protected abstract IEnumerable<Typeface> EnumerateAllTypefaces();

Assets/Cryville/Common/Font/FontMatcher.cs

@@ -1,4 +1,4 @@
-using Cryville.Common.Culture;
+using Cryville.Culture;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -7,20 +7,22 @@ namespace Cryville.Common.Font {
 	public abstract class FontMatcher {
 		protected FontManager Manager { get; private set; }
 		public FontMatcher(FontManager manager) { Manager = manager; }
-		public abstract IEnumerable<Typeface> MatchScript(string script = null, bool distinctFamily = false);
+		public abstract IEnumerable<Typeface> MatchLanguage(LanguageId lang, bool distinctFamily = false);
 	}
 	public class FallbackListFontMatcher : FontMatcher {
+		readonly LanguageMatching _matcher;
+		static readonly string UltimateFallbackScript = "zzzz";
 		public Dictionary<string, List<string>> MapScriptToTypefaces = new Dictionary<string, List<string>>();
 		public static Dictionary<string, List<string>> GetDefaultWindowsFallbackMap() {
-			var map = new Dictionary<string, List<string>>();
-			ScriptUtils.FillKeysWithScripts(map, () => new List<string>());
+			var map = new Dictionary<string, List<string>>(StringComparer.OrdinalIgnoreCase);
+			FillKeysWithScripts(map, () => new List<string>());
 			// Reference: https://github.com/chromium/chromium/blob/main/third_party/blink/renderer/platform/fonts/win/font_fallback_win.cc
-			map["zyyy"].Insert(0, "SimSun"); // Custom
-			map["zyyy"].Insert(0, "SimHei"); // Custom
-			map["zyyy"].Insert(0, "Microsoft YaHei"); // Custom
-			map["zyyy"].Insert(0, "Arial");
-			map["zyyy"].Insert(0, "Times New Roman");
-			map["zyyy"].Insert(0, "Segoe UI"); // Custom
+			map[UltimateFallbackScript].Insert(0, "SimSun"); // Custom
+			map[UltimateFallbackScript].Insert(0, "SimHei"); // Custom
+			map[UltimateFallbackScript].Insert(0, "Microsoft YaHei"); // Custom
+			map[UltimateFallbackScript].Insert(0, "Arial");
+			map[UltimateFallbackScript].Insert(0, "Times New Roman");
+			map[UltimateFallbackScript].Insert(0, "Segoe UI"); // Custom
 			map["arab"].Insert(0, "Tahoma");
 			map["cyrl"].Insert(0, "Times New Roman");
 			map["grek"].Insert(0, "Times New Roman");
@@ -158,12 +160,12 @@ namespace Cryville.Common.Font {
 			return map;
 		}
 		public static Dictionary<string, List<string>> GetDefaultAndroidFallbackMap() {
-			var map = new Dictionary<string, List<string>>();
-			ScriptUtils.FillKeysWithScripts(map, () => new List<string>());
-			map["zyyy"].Insert(0, "Noto Sans CJK TC"); // TODO Modify default fallback
-			map["zyyy"].Insert(0, "Noto Sans CJK JP");
-			map["zyyy"].Insert(0, "Noto Sans CJK SC");
-			map["zyyy"].Insert(0, "Roboto");
+			var map = new Dictionary<string, List<string>>(StringComparer.OrdinalIgnoreCase);
+			FillKeysWithScripts(map, () => new List<string>());
+			map[UltimateFallbackScript].Insert(0, "Noto Sans CJK TC"); // TODO Modify default fallback
+			map[UltimateFallbackScript].Insert(0, "Noto Sans CJK JP");
+			map[UltimateFallbackScript].Insert(0, "Noto Sans CJK SC");
+			map[UltimateFallbackScript].Insert(0, "Roboto");
 			map["zsye"].Insert(0, "Noto Color Emoji");
 			map["zsye"].Add("Noto Color Emoji Flags");
 			map["arab"].Insert(0, "Noto Naskh Arabic");
@@ -275,9 +277,9 @@ namespace Cryville.Common.Font {
 			map["sund"].Insert(0, "Noto Sans Sundanese");
 			map["sylo"].Insert(0, "Noto Sans Syloti Nagri");
 			map["zsym"].Insert(0, "Noto Sans Symbols");
-			map["syrn"].Insert(0, "Noto Sans Syriac Eastern");
-			map["syre"].Insert(0, "Noto Sans Syriac Estrangela");
-			map["syrj"].Insert(0, "Noto Sans Syriac Western");
+			map["syrc"].Add("Noto Sans Syriac Eastern");
+			map["syrc"].Add("Noto Sans Syriac Western");
+			map["syrc"].Add("Noto Sans Syriac Estrangela");
 			map["tglg"].Insert(0, "Noto Sans Tagalog");
 			map["tagb"].Insert(0, "Noto Sans Tagbanwa");
 			map["tale"].Insert(0, "Noto Sans Tai Le");
@@ -296,34 +298,48 @@ namespace Cryville.Common.Font {
 			map["yiii"].Insert(0, "Noto Sans Yi");
 			return map;
 		}
-		public FallbackListFontMatcher(FontManager manager) : base(manager) { }
-		public override IEnumerable<Typeface> MatchScript(string script = null, bool distinctFamily = false) {
-			if (string.IsNullOrEmpty(script)) script = ScriptUtils.UltimateFallbackScript;
-			List<string> candidates;
-			IEnumerable<string> candidateScripts = new string[] { script };
-			while (candidateScripts != null) {
-				foreach (var candidateScript in candidateScripts) {
-					if (MapScriptToTypefaces.TryGetValue(candidateScript, out candidates)) {
-						foreach (var candidate in candidates) {
-							IReadOnlyCollection<Typeface> typefaces1;
-							if (Manager.MapFullNameToTypeface.TryGetValue(candidate, out typefaces1)) {
-								foreach (var typeface in typefaces1) {
+		static void FillKeysWithScripts<T>(IDictionary<string, T> map, Func<T> value) {
+			foreach (var s in IdValidity.Enumerate("script")) map.Add(s, value());
+		}
+
+		public FallbackListFontMatcher(LanguageMatching matcher, FontManager manager) : base(manager) {
+			_matcher = matcher;
+		}
+		public override IEnumerable<Typeface> MatchLanguage(LanguageId lang, bool distinctFamily = false) {
+			var supported = MapScriptToTypefaces.Keys.Select(i => new LanguageId(i)).ToList();
+			bool flag = false;
+			while (_matcher.Match(lang, supported, out var match, out var distance)) {
+				if (distance > 40) break;
+				Shared.Logger.Log(0, "UI", "Matching fonts for language {0}, distance = {1}", match, distance);
+				if (match.Script.Equals(UltimateFallbackScript, StringComparison.OrdinalIgnoreCase)) {
+					flag = true;
+				}
+				var candidates = MapScriptToTypefaces[match.Script];
+				foreach (var typeface in EnumerateTypefaces(candidates, distinctFamily)) {
 					yield return typeface;
 				}
+				supported.Remove(match);
+			}
+			if (flag) yield break;
+			Shared.Logger.Log(0, "UI", "Matching fallback fonts");
+			foreach (var typeface in EnumerateTypefaces(MapScriptToTypefaces[UltimateFallbackScript], distinctFamily)) {
+				yield return typeface;
+			}
+		}
+		IEnumerable<Typeface> EnumerateTypefaces(List<string> candidates, bool distinctFamily) {
+			foreach (var candidate in candidates) {
+				if (Manager.MapFullNameToTypeface.TryGetValue(candidate, out var typeface1)) {
+					yield return typeface1;
 				}
 				if (distinctFamily) continue;
 				IReadOnlyCollection<Typeface> typefaces2;
 				if (Manager.MapNameToTypefaces.TryGetValue(candidate, out typefaces2)) {
 					foreach (var typeface in typefaces2) {
-									if (typefaces1.Contains(typeface)) continue;
+						if (typeface1 == typeface) continue;
 						yield return typeface;
 					}
 				}
 			}
 		}
 	}
-				candidateScripts = ScriptUtils.EnumerateFallbackScripts(script);
-			}
-		}
-	}
 }

Assets/Cryville/Common/Font/FontTable.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.IO;
 using System.Text;
 
+#pragma warning disable IDE0049
 namespace Cryville.Common.Font {
 	public abstract class FontTable<T> {
 		protected UInt32 Offset { get; private set; }
@@ -25,14 +26,17 @@ namespace Cryville.Common.Font {
 		readonly UInt16 minorVersion;
 		readonly UInt32 numFonts;
 		readonly List<UInt32> tableDirectoryOffsets = new List<UInt32>();
+#pragma warning disable IDE0052 // Reserved
 		readonly String dsigTag;
 		readonly UInt32 dsigLength;
 		readonly UInt32 dsigOffset;
+#pragma warning restore IDE0052 // Reserved
 		public TTCHeader(BinaryReader reader, UInt32 offset) : base(reader, offset) {
 			ttcTag = reader.ReadTag();
-			if (ttcTag != "ttcf") throw new NotImplementedException();
+			if (ttcTag != "ttcf") throw new NotSupportedException();
 			majorVersion = reader.ReadUInt16();
 			minorVersion = reader.ReadUInt16();
+			if (minorVersion != 0) throw new NotSupportedException();
 			numFonts = reader.ReadUInt32();
 			for (UInt32 i = 0; i < numFonts; i++) tableDirectoryOffsets.Add(reader.ReadUInt32());
 			if (majorVersion == 2) {
@@ -52,12 +56,16 @@ namespace Cryville.Common.Font {
 	public sealed class TableDirectory : FontTable<TableRecord, object> {
 		readonly UInt32 sfntVersion;
 		readonly UInt16 numTables;
+#pragma warning disable IDE0052 // Reserved
 		readonly UInt16 searchRange;
 		readonly UInt16 entrySelector;
 		readonly UInt16 rangeShift;
+#pragma warning restore IDE0052 // Reserved
 		readonly List<TableRecord> tableRecords = new List<TableRecord>();
 		public TableDirectory(BinaryReader reader, UInt32 offset) : base(reader, offset) {
 			sfntVersion = reader.ReadUInt32();
+			if (sfntVersion != 0x00010000 && sfntVersion != 0x4F54544F &&
+				sfntVersion != 0x74727565 && sfntVersion != 0x74797031) throw new NotSupportedException();
 			numTables = reader.ReadUInt16();
 			searchRange = reader.ReadUInt16();
 			entrySelector = reader.ReadUInt16();
@@ -99,48 +107,63 @@ namespace Cryville.Common.Font {
 			count = reader.ReadUInt16();
 			storageOffset = reader.ReadUInt16();
 			for (UInt16 i = 0; i < count; i++)
-				nameRecord.Add(new NameRecord {
-					platformID = reader.ReadUInt16(),
-					encodingID = reader.ReadUInt16(),
-					languageID = reader.ReadUInt16(),
-					nameID = (NameID)reader.ReadUInt16(),
-					length = reader.ReadUInt16(),
-					stringOffset = reader.ReadUInt16(),
-				});
+				nameRecord.Add(new NameRecord(
+					reader.ReadUInt16(),
+					reader.ReadUInt16(),
+					reader.ReadUInt16(),
+					(NameID)reader.ReadUInt16(),
+					reader.ReadUInt16(),
+					reader.ReadUInt16()
+				));
 			if (version == 1) {
 				langTagCount = reader.ReadUInt16();
 				for (UInt16 i = 0; i < langTagCount; i++)
-					langTagRecord.Add(new LangTagRecord {
-						length = reader.ReadUInt16(),
-						langTagOffset = reader.ReadUInt16(),
-					});
+					langTagRecord.Add(new LangTagRecord(
+						reader.ReadUInt16(),
+						reader.ReadUInt16()
+					));
+			}
+			foreach (var i in nameRecord)
+				i.Load(reader, offset + storageOffset);
+			if (version == 1) {
+				foreach (var i in langTagRecord)
+					i.Load(reader, offset + storageOffset);
 			}
-			UInt32 origin = (UInt32)reader.BaseStream.Position;
-			for (int i = 0; i < nameRecord.Count; i++) nameRecord[i] = nameRecord[i].Load(reader, origin);
-			for (int i = 0; i < langTagRecord.Count; i++) langTagRecord[i] = langTagRecord[i].Load(reader, origin);
 		}
 		public sealed override IReadOnlyList<NameRecord> GetItems() {
 			return nameRecord;
 		}
 	}
-	public struct NameRecord {
-		public UInt16 platformID;
-		public UInt16 encodingID;
-		public UInt16 languageID;
-		public NameID nameID;
-		public UInt16 length;
-		public UInt16 stringOffset;
-		public String value { get; private set; }
-		public NameRecord Load(BinaryReader reader, UInt32 origin) {
-			reader.BaseStream.Position = origin + stringOffset;
-			Encoding encoding;
-			switch (platformID) {
-				case 0: encoding = Encoding.BigEndianUnicode; break;
-				case 3: encoding = Encoding.BigEndianUnicode; break;
-				default: return this;
+	public class NameRecord {
+		public UInt16 PlatformID { get; private set; }
+		public UInt16 EncodingID { get; private set; }
+		public UInt16 LanguageID { get; private set; }
+		public NameID NameID { get; private set; }
+		public UInt16 Length { get; private set; }
+		public UInt16 StringOffset { get; private set; }
+		public String Value { get; private set; }
+		public NameRecord(UInt16 platformID, UInt16 encodingID, UInt16 languageID, NameID nameID, UInt16 length, UInt16 stringOffset) {
+			PlatformID = platformID;
+			EncodingID = encodingID;
+			LanguageID = languageID;
+			NameID = nameID;
+			Length = length;
+			StringOffset = stringOffset;
 		}
-			value = encoding.GetString(reader.ReadBytes(length));
-			return this;
+		public void Load(BinaryReader reader, UInt32 origin) {
+			reader.BaseStream.Position = origin + StringOffset;
+			Encoding encoding;
+			try {
+				switch (PlatformID) {
+					case 0: encoding = Encoding.BigEndianUnicode; break;
+					case 1: encoding = Encoding.GetEncoding(10000 + EncodingID); break;
+					case 3: encoding = Encoding.BigEndianUnicode; break;
+					default: return;
+				}
+			}
+			catch (NotSupportedException) { return; }
+			catch (ArgumentException) { return; }
+			Value = encoding.GetString(reader.ReadBytes(Length));
 		}
 	}
 	public enum NameID : UInt16 {
@@ -171,47 +194,58 @@ namespace Cryville.Common.Font {
 		DarkBackgroundPalette          = 24,
 		VariationsPostScriptNamePrefix = 25,
 	}
-	public struct LangTagRecord {
-		public UInt16 length;
-		public UInt16 langTagOffset;
-		public String value { get; private set; }
-		public LangTagRecord Load(BinaryReader reader, UInt32 origin) {
-			reader.BaseStream.Position = origin + langTagOffset;
-			value = Encoding.BigEndianUnicode.GetString(reader.ReadBytes(length));
-			return this;
+	public class LangTagRecord {
+		public UInt16 Length { get; private set; }
+		public UInt16 LangTagOffset { get; private set; }
+		public String Value { get; private set; }
+		public LangTagRecord(UInt16 length, UInt16 langTagOffset) {
+			Length = length;
+			LangTagOffset = langTagOffset;
+		}
+		public void Load(BinaryReader reader, UInt32 origin) {
+			reader.BaseStream.Position = origin + LangTagOffset;
+			Value = Encoding.BigEndianUnicode.GetString(reader.ReadBytes(Length));
 		}
 	}
 	public sealed class MetaTable : FontTable<DataMap> {
 		readonly UInt32 version;
+#pragma warning disable IDE0052 // Reserved
 		readonly UInt32 flags;
+#pragma warning restore IDE0052 // Reserved
 		readonly UInt32 dataMapCount;
 		readonly List<DataMap> dataMaps = new List<DataMap>();
 		public MetaTable(BinaryReader reader, UInt32 offset) : base(reader, offset) {
 			version = reader.ReadUInt32();
+			if (version != 1) throw new NotSupportedException();
 			flags = reader.ReadUInt32();
 			reader.ReadUInt32();
 			dataMapCount = reader.ReadUInt32();
 			for (UInt32 i = 0; i < dataMapCount; i++)
-				dataMaps.Add(new DataMap {
-					tag = reader.ReadTag(),
-					dataOffset = reader.ReadUInt32(),
-					dataLength = reader.ReadUInt32(),
-				});
-			for (int i = 0; i < dataMaps.Count; i++) dataMaps[i] = dataMaps[i].Load(reader, offset);
+				dataMaps.Add(new DataMap (
+					reader.ReadTag(),
+					reader.ReadUInt32(),
+					reader.ReadUInt32()
+				));
+			foreach (var i in dataMaps)
+				i.Load(reader, offset);
 		}
 		public sealed override IReadOnlyList<DataMap> GetItems() {
 			return dataMaps;
 		}
 	}
-	public struct DataMap {
-		public String tag;
-		public UInt32 dataOffset;
-		public UInt32 dataLength;
-		public String value { get; private set; }
-		public DataMap Load(BinaryReader reader, UInt32 origin) {
-			reader.BaseStream.Position = origin + dataOffset;
-			value = Encoding.ASCII.GetString(reader.ReadBytes((int)dataLength));
-			return this;
+	public class DataMap {
+		public String Tag { get; private set; }
+		public UInt32 DataOffset { get; private set; }
+		public UInt32 DataLength { get; private set; }
+		public String Value { get; private set; }
+		public DataMap(String tag, UInt32 dataOffset, UInt32 dataLength) {
+			Tag = tag;
+			DataOffset = dataOffset;
+			DataLength = dataLength;
+		}
+		public void Load(BinaryReader reader, UInt32 origin) {
+			reader.BaseStream.Position = origin + DataOffset;
+			Value = Encoding.ASCII.GetString(reader.ReadBytes((int)DataLength));
 		}
 	}
 	public static class BinaryReaderExtensions {

Assets/Cryville/Common/Font/Typeface.cs

@@ -23,9 +23,9 @@ namespace Cryville.Common.Font {
 		protected override void GetName(BinaryReader reader) {
 			var dir = new TableDirectory(reader, (uint)reader.BaseStream.Position);
 			var nameTable = (NameTable)dir.GetSubTable((from i in dir.GetItems() where i.tableTag == "name" select i).Single());
-			FamilyName = (from i in nameTable.GetItems() where i.nameID == NameID.FontFamilyName && i.value != null select i.value).First();
-			SubfamilyName = (from i in nameTable.GetItems() where i.nameID == NameID.FontSubfamilyName && i.value != null select i.value).First();
-			FullName = (from i in nameTable.GetItems() where i.nameID == NameID.FullFontName && i.value != null select i.value).First();
+			FamilyName = (from i in nameTable.GetItems() where i.NameID == NameID.FontFamilyName && i.Value != null select i.Value).First();
+			SubfamilyName = (from i in nameTable.GetItems() where i.NameID == NameID.FontSubfamilyName && i.Value != null select i.Value).First();
+			FullName = (from i in nameTable.GetItems() where i.NameID == NameID.FullFontName && i.Value != null select i.Value).First();
 		}
 	}
 }

Assets/Cryville/Common/Network/Http11/Http11Client.cs

@@ -1,4 +1,3 @@
-using Cryville.Common.Logging;
 using Microsoft.Win32;
 using System;
 using System.Collections.Generic;
@@ -35,7 +34,7 @@ namespace Cryville.Common.Network.Http11 {
 			origPort = _baseUri.Port;
 			Headers = new Dictionary<string, string>();
 			_proxied = GetProxy(ref _directHost, ref _directPort);
-			Logger.Log("main", 0, "Network", "Connecting to {0}:{1}", DirectHost, DirectPort);
+			Shared.Logger.Log(0, "Network", "Connecting to {0}:{1}", DirectHost, DirectPort);
 			TcpClient = new TcpClient(DirectHost, DirectPort);
 		}
 
@@ -96,7 +95,7 @@ namespace Cryville.Common.Network.Http11 {
 				writer.Flush();
 			}
 			var response = new Http11Response(stream);
-			Logger.Log("main", 0, "Network", "{0}", response);
+			Shared.Logger.Log(0, "Network", "{0}", response);
 			return response;
 		}
 

Assets/Cryville/Common/Pdt/PdtInterpreter.cs

@@ -1,5 +1,4 @@
 using Cryville.Common.Collections;
-using Cryville.Common.Logging;
 using Cryville.Common.Reflection;
 using System;
 using System.Collections.Generic;
@@ -203,7 +202,7 @@ namespace Cryville.Common.Pdt {
 				switch (GetIdentifier()) {
 					case "ver":
 						ws();
-						Logger.Log("main", 3, "PDT", "Legacy PDT directive #ver={0} found. Ignoring.", GetNumber());
+						Shared.Logger.Log(3, "PDT", "Legacy PDT directive #ver={0} found. Ignoring.", GetNumber());
 						break;
 					case "format":
 						ws();

Assets/Cryville/Common/Shared.cs

@@ -0,0 +1,7 @@
+using Cryville.Common.Logging;
+
+namespace Cryville.Common {
+	public static class Shared {
+		public static readonly Logger Logger = new Logger();
+	}
+}

Assets/Cryville/Common/Shared.cs.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: ae9dab8f520fadc4194032f523ca87c1
+guid: ef30832cb8f75dd4bb24744d068553f2
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2

Assets/Cryville/Common/Tweener.cs

@@ -0,0 +1,95 @@
+using System;
+
+namespace Cryville.Common {
+	public class PropertyTweener<T> {
+		readonly Func<T> _getter;
+		readonly Action<T> _setter;
+		readonly Tweener<T> _tweener;
+		public PropertyTweener(Func<T> getter, Action<T> setter, Tweener<T> tweener) {
+			_getter = getter;
+			_setter = setter;
+			_tweener = tweener;
+			var initialValue = getter();
+			_tweener.Start(initialValue, initialValue, float.Epsilon);
+		}
+		public PropertyTweener<T> Start(T endValue, float duration) {
+			_tweener.Start(_getter(), endValue, duration);
+			return this;
+		}
+		public void Advance(float deltaTime) {
+			if (!_tweener.Advance(deltaTime, out var value)) return;
+			_setter(value);
+		}
+	}
+	public delegate T Addition<T>(T a, T b);
+	public delegate T Multiplication<T>(float k, T b);
+	public delegate float EasingFunction(float t);
+	public class Tweener<T> {
+		readonly Addition<T> _addition;
+		readonly Multiplication<T> _multiplication;
+		public Tweener(Addition<T> addition, Multiplication<T> multiplication) {
+			_addition = addition;
+			_multiplication = multiplication;
+		}
+		public EasingFunction EasingFunction { get; set; } = EasingFunctions.Linear;
+		public Tweener<T> With(EasingFunction easing) {
+			EasingFunction = easing;
+			return this;
+		}
+
+		T _startValue = default;
+		T _endValue = default;
+		float _duration = float.Epsilon;
+		float _time;
+		bool _endOfTween;
+		public Tweener<T> Start(T startValue, T endValue, float duration) {
+			_startValue = startValue;
+			_endValue = endValue;
+			_duration = duration;
+			_time = 0;
+			_endOfTween = false;
+			return this;
+		}
+		public bool Advance(float deltaTime, out T value) {
+			if (_endOfTween) {
+				value = _endValue;
+				return false;
+			}
+			if (_time >= _duration) {
+				value = _endValue;
+				_endOfTween = true;
+				return true;
+			}
+			_time += deltaTime;
+			var ratio = EasingFunction(System.Math.Clamp(_time / _duration, 0, 1));
+			value = _addition(_multiplication(1 - ratio, _startValue), _multiplication(ratio, _endValue));
+			return true;
+		}
+		public Tweener<object> Boxed() {
+			return new Tweener<object>((a, b) => _addition((T)a, (T)b), (k, v) => _multiplication(k, (T)v));
+		}
+	}
+	public static class Tweeners {
+		public static Tweener<byte> Byte => new((a, b) => (byte)(a + b), (k, v) => (byte)(k * v));
+		public static Tweener<sbyte> SByte => new((a, b) => (sbyte)(a + b), (k, v) => (sbyte)(k * v));
+		public static Tweener<short> Int16 => new((a, b) => (short)(a + b), (k, v) => (short)(k * v));
+		public static Tweener<ushort> UInt16 => new((a, b) => (ushort)(a + b), (k, v) => (ushort)(k * v));
+		public static Tweener<int> Int32 => new((a, b) => a + b, (k, v) => (int)(k * v));
+		public static Tweener<uint> UInt32 => new((a, b) => a + b, (k, v) => (uint)(k * v));
+		public static Tweener<long> Int64 => new((a, b) => a + b, (k, v) => (long)(k * v));
+		public static Tweener<ulong> UInt64 => new((a, b) => a + b, (k, v) => (ulong)(k * v));
+		public static Tweener<IntPtr> IntPtr => new((a, b) => new IntPtr((long)a + (long)b), (k, v) => new IntPtr((long)(k * (long)v)));
+		public static Tweener<UIntPtr> UIntPtr => new((a, b) => new UIntPtr((ulong)a + (ulong)b), (k, v) => new UIntPtr((ulong)(k * (ulong)v)));
+		public static Tweener<float> Float => new((a, b) => a + b, (k, v) => k * v);
+		public static Tweener<double> Double => new((a, b) => a + b, (k, v) => k * v);
+	}
+	public static class EasingFunctions {
+		public static float Linear(float x) => x;
+		public static float InQuad(float x) => x * x;
+		public static float InCubic(float x) => x * x * x;
+		public static float InSine(float x) => 1 - OutSine(1 - x);
+		public static float OutQuad(float x) => 1 - InQuad(1 - x);
+		public static float OutCubic(float x) => 1 - InCubic(1 - x);
+		public static float OutSine(float x) => MathF.Sin(x * MathF.PI / 2);
+	}
+}

Assets/Cryville/Common/Tweener.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 0b4037ba4138aae47b8da984f30b4db9
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Common/Unity/ScopedThreadAttacherInjector.cs

@@ -0,0 +1,50 @@
+#if UNITY_EDITOR
+using System;
+using System.IO;
+using System.Text;
+using System.Text.RegularExpressions;
+using UnityEditor;
+
+namespace Cryville.Common.Unity {
+	[InitializeOnLoad]
+	public class ScopedThreadAttacherInjector {
+		static readonly Encoding _encoding = new UTF8Encoding(false, true);
+		static string _filePath;
+		static string _oldSrc;
+
+		static ScopedThreadAttacherInjector() {
+			BuildPlayerWindow.RegisterBuildPlayerHandler(opt => HandlePlayerBuild(opt));
+		}
+
+		static void HandlePlayerBuild(BuildPlayerOptions opt) {
+			try {
+				OnPreprocessBuild();
+				BuildPlayerWindow.DefaultBuildMethods.BuildPlayer(opt);
+			}
+			finally {
+				OnPostprocessBuild();
+			}
+		}
+
+		static void OnPreprocessBuild() {
+			var il2cppRoot = Environment.GetEnvironmentVariable("UNITY_IL2CPP_PATH");
+			if (string.IsNullOrEmpty(il2cppRoot)) {
+				_filePath = string.Empty;
+				return;
+			}
+			_filePath = Path.Combine(il2cppRoot, "libil2cpp", "vm", "ScopedThreadAttacher.cpp");
+			if (!File.Exists(_filePath)) {
+				_filePath = string.Empty;
+				return;
+			}
+			_oldSrc = File.ReadAllText(_filePath, _encoding);
+			File.WriteAllText(_filePath, Regex.Replace(_oldSrc, @"~\s*?ScopedThreadAttacher\s*?\(\s*?\)\s*?\{.*\}", "~ScopedThreadAttacher(){}", RegexOptions.Singleline), _encoding);
+		}
+
+		static void OnPostprocessBuild() {
+			if (string.IsNullOrEmpty(_filePath)) return;
+			File.WriteAllText(_filePath, _oldSrc, _encoding);
+		}
+	}
+}
+#endif

Assets/Cryville/Common/Unity/ScopedThreadAttacherInjector.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 2322d8e9250e9e6469826361223dfdda
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Common/Unity/StateTweener.cs

@@ -0,0 +1,181 @@
+using Cryville.Common.Reflection;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using UnityEngine;
+
+namespace Cryville.Common.Unity {
+	public class StateTweener : MonoBehaviour {
+		[SerializeField]
+		State[] m_states;
+		[Serializable]
+		struct State {
+			[SerializeField]
+			public string Name;
+			[SerializeField]
+			public AttributeState[] Attributes;
+		}
+		[Serializable]
+		struct AttributeState {
+			[SerializeField]
+			public AttributeBinding Attribute;
+			[SerializeField]
+			public string Value;
+		}
+		[Serializable]
+		struct AttributeBinding : IEquatable<AttributeBinding> {
+			[SerializeField]
+			public Component Component;
+			[SerializeField]
+			public string Attribute;
+
+			public bool Equals(AttributeBinding other) {
+				return Component.Equals(other.Component) && Attribute.Equals(other.Attribute);
+			}
+			public override bool Equals(object obj) {
+				return obj is AttributeBinding && Equals((AttributeBinding)obj);
+			}
+			public override int GetHashCode() {
+				return Component.GetHashCode() ^ Attribute.GetHashCode();
+			}
+		}
+
+		[SerializeField]
+		StateTweener[] m_children;
+
+		readonly List<string> _statePriority = new List<string>();
+		readonly Dictionary<AttributeBinding, object> _defaults = new Dictionary<AttributeBinding, object>();
+		readonly Dictionary<AttributeBinding, PropertyTweener<object>> _tweeners = new Dictionary<AttributeBinding, PropertyTweener<object>>();
+		readonly Dictionary<string, Dictionary<AttributeBinding, object>> _runtimeStates = new Dictionary<string, Dictionary<AttributeBinding, object>>();
+
+		void Awake() {
+			var types = new Dictionary<AttributeBinding, Type>();
+			foreach (var state in m_states) {
+				Dictionary<AttributeBinding, object> attrs;
+				_statePriority.Add(state.Name);
+				_runtimeStates.Add(state.Name, attrs = new Dictionary<AttributeBinding, object>());
+				foreach (var attr in state.Attributes) {
+					var binding = attr.Attribute;
+					if (!types.TryGetValue(binding, out var type)) {
+						var comp = binding.Component;
+						var ctype = comp.GetType();
+						var path = binding.Attribute.Split('.');
+
+						var propName = path[0];
+						var prop = ctype.GetMember(propName, MemberTypes.Field | MemberTypes.Property, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Static).Single();
+						var gvd = FieldLikeHelper.GetGetValueDelegate(prop);
+						var svd = FieldLikeHelper.GetSetValueDelegate(prop);
+
+						Func<object> getter;
+						Action<object> setter;
+						if (path.Length == 1) {
+							type = FieldLikeHelper.GetMemberType(prop);
+							getter = () => gvd(comp);
+							setter = v => svd(comp, v);
+						}
+						else if (path.Length == 2) {
+							var propType = FieldLikeHelper.GetMemberType(prop);
+							var subPropName = path[1];
+							var subProp = propType.GetMember(subPropName, MemberTypes.Field | MemberTypes.Property, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Static).Single();
+
+							type = FieldLikeHelper.GetMemberType(subProp);
+							var gsvd = FieldLikeHelper.GetGetValueDelegate(subProp);
+							getter = () => gsvd(gvd(comp));
+							var ssvd = FieldLikeHelper.GetSetValueDelegate(subProp);
+							setter = v => {
+								object obj = gvd(comp);
+								ssvd(obj, v);
+								svd(comp, obj);
+							};
+						}
+						else {
+							throw new FormatException("Invalid attribute path.");
+						}
+						_tweeners.Add(binding, CreateTweener(type, getter, setter));
+						_defaults.Add(binding, getter());
+						types.Add(binding, type);
+					}
+
+					attrs.Add(binding, Convert.ChangeType(attr.Value, type));
+				}
+			}
+			foreach (var def in _defaults) {
+				foreach (var state in _runtimeStates) {
+					if (!state.Value.ContainsKey(def.Key)) {
+						state.Value.Add(def.Key, def.Value);
+					}
+				}
+			}
+			_spcmp = new StatePriorityComparer(this);
+		}
+
+		PropertyTweener<object> CreateTweener(Type type, Func<object> getter, Action<object> setter) {
+			if (type == typeof(byte)) return new PropertyTweener<object>(getter, setter, Tweeners.Byte.Boxed());
+			else if (type == typeof(sbyte)) return new PropertyTweener<object>(getter, setter, Tweeners.SByte.Boxed());
+			else if (type == typeof(short)) return new PropertyTweener<object>(getter, setter, Tweeners.Int16.Boxed());
+			else if (type == typeof(ushort)) return new PropertyTweener<object>(getter, setter, Tweeners.UInt16.Boxed());
+			else if (type == typeof(int)) return new PropertyTweener<object>(getter, setter, Tweeners.Int32.Boxed());
+			else if (type == typeof(uint)) return new PropertyTweener<object>(getter, setter, Tweeners.UInt32.Boxed());
+			else if (type == typeof(long)) return new PropertyTweener<object>(getter, setter, Tweeners.Int64.Boxed());
+			else if (type == typeof(ulong)) return new PropertyTweener<object>(getter, setter, Tweeners.UInt64.Boxed());
+			else if (type == typeof(IntPtr)) return new PropertyTweener<object>(getter, setter, Tweeners.IntPtr.Boxed());
+			else if (type == typeof(UIntPtr)) return new PropertyTweener<object>(getter, setter, Tweeners.UIntPtr.Boxed());
+			else if (type == typeof(float)) return new PropertyTweener<object>(getter, setter, Tweeners.Float.Boxed());
+			else if (type == typeof(double)) return new PropertyTweener<object>(getter, setter, Tweeners.Double.Boxed());
+			else throw new NotSupportedException("Property type not supported.");
+		}
+
+		void Update() {
+			foreach (var tweener in _tweeners) tweener.Value.Advance(Time.deltaTime);
+		}
+
+		readonly List<string> m_cState = new List<string>();
+		public IReadOnlyList<string> CurrentState => m_cState;
+		public void ClearState(float transitionDuration = float.Epsilon) {
+			foreach (var child in m_children) child.ClearState(transitionDuration);
+			m_cState.Clear();
+			foreach (var tweener in _tweeners) {
+				tweener.Value.Start(_defaults[tweener.Key], transitionDuration);
+			}
+		}
+		public void EnterState(string state, float transitionDuration = float.Epsilon) {
+			if (_runtimeStates.TryGetValue(state, out var rs)) {
+				int index = m_cState.BinarySearch(state, _spcmp);
+				if (index < 0) {
+					index = ~index;
+					m_cState.Insert(index, state);
+				}
+				if (index == m_cState.Count - 1) {
+					foreach (var s in rs) {
+						_tweeners[s.Key].Start(s.Value, transitionDuration);
+					}
+				}
+			}
+			foreach (var child in m_children) child.EnterState(state, transitionDuration);
+		}
+		public void ExitState(string state, float transitionDuration = float.Epsilon) {
+			foreach (var child in m_children) child.ExitState(state, transitionDuration);
+			if (!_runtimeStates.ContainsKey(state)) return;
+			int index = m_cState.BinarySearch(state, _spcmp);
+			if (index < 0) return;
+			m_cState.RemoveAt(index);
+			if (index < m_cState.Count) return;
+			var attrs = m_cState.Count == 0 ? _defaults : _runtimeStates[m_cState[m_cState.Count - 1]];
+			foreach (var tweener in _tweeners) {
+				tweener.Value.Start(attrs[tweener.Key], transitionDuration);
+			}
+		}
+
+		StatePriorityComparer _spcmp;
+		class StatePriorityComparer : IComparer<string> {
+			readonly StateTweener _self;
+			public StatePriorityComparer(StateTweener self) {
+				_self = self;
+			}
+			public int Compare(string x, string y) {
+				return _self._statePriority.IndexOf(x).CompareTo(_self._statePriority.IndexOf(y));
+			}
+		}
+	}
+}

Assets/Cryville/Common/Unity/StateTweener.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: d605791cb18d88e4fb0ab6f794361eee
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Common/Unity/UI/AspectRatioLayoutElement.cs

@@ -6,6 +6,7 @@ namespace Cryville.Common.Unity.UI {
 	/// <summary>
 	/// A <see cref="ILayoutElement" /> that takes the length of one axis to compute the preferred length of the other axis with respect to a aspect ratio.
 	/// </summary>
+	[ExecuteAlways]
 	public class AspectRatioLayoutElement : UIBehaviour, ILayoutElement {
 		[SerializeField]
 		[Tooltip("The aspect ratio. Width divided by height.")]
@@ -35,32 +36,27 @@ namespace Cryville.Common.Unity.UI {
 			SetDirty();
 		}
 
-		private void SetDirty() {
-			if (!IsActive()) return;
-			LayoutRebuilder.MarkLayoutForRebuild(transform as RectTransform);
-		}
-
 		/// <inheritdoc />
 		public float minWidth {
 			get {
-				return m_isVertical ? 0 : (transform as RectTransform).rect.height * m_aspectRatio;
+				return m_isVertical ? -1 : (transform as RectTransform).rect.height * m_aspectRatio;
 			}
 		}
 		/// <inheritdoc />
 		public float preferredWidth { get { return minWidth; } }
 		/// <inheritdoc />
-		public float flexibleWidth { get { return 0; } }
+		public float flexibleWidth { get { return -1; } }
 
 		/// <inheritdoc />
 		public float minHeight {
 			get {
-				return m_isVertical ? (transform as RectTransform).rect.width / m_aspectRatio : 0;
+				return m_isVertical ? (transform as RectTransform).rect.width / m_aspectRatio : -1;
 			}
 		}
 		/// <inheritdoc />
 		public float preferredHeight { get { return minHeight; } }
 		/// <inheritdoc />
-		public float flexibleHeight { get { return 0; } }
+		public float flexibleHeight { get { return -1; } }
 
 		/// <inheritdoc />
 		public int layoutPriority { get { return 1; } }
@@ -71,34 +67,44 @@ namespace Cryville.Common.Unity.UI {
 		/// <inheritdoc />
 		public void CalculateLayoutInputVertical() { }
 
-		protected override void OnDidApplyAnimationProperties() {
-			base.OnDidApplyAnimationProperties();
-			SetDirty();
-		}
-
-		protected override void OnDisable() {
-			SetDirty();
-			base.OnDisable();
-		}
-
 		protected override void OnEnable() {
 			base.OnEnable();
 			SetDirty();
 		}
-
-		protected override void OnRectTransformDimensionsChange() {
-			base.OnRectTransformDimensionsChange();
+		protected override void OnBeforeTransformParentChanged() {
+			base.OnBeforeTransformParentChanged();
 			SetDirty();
 		}
-
 		protected override void OnTransformParentChanged() {
 			base.OnTransformParentChanged();
 			SetDirty();
 		}
-
-		// Overriding fails compiler
-		new void OnValidate() {
+		protected override void OnDidApplyAnimationProperties() {
+			base.OnDidApplyAnimationProperties();
 			SetDirty();
 		}
+		protected override void OnValidate() {
+			base.OnValidate();
+			SetDirty();
+		}
+		protected override void OnDisable() {
+			SetDirty();
+			base.OnDisable();
+		}
+		protected override void OnRectTransformDimensionsChange() {
+			base.OnRectTransformDimensionsChange();
+			SetDirty();
+		}
+		bool _delayedSetDirty;
+		private void SetDirty() {
+			if (!IsActive()) return;
+			if (CanvasUpdateRegistry.IsRebuildingLayout()) _delayedSetDirty = true;
+			else LayoutRebuilder.MarkLayoutForRebuild(transform as RectTransform);
+		}
+		void Update() {
+			if (!_delayedSetDirty) return;
+			_delayedSetDirty = false;
+			LayoutRebuilder.MarkLayoutForRebuild(transform as RectTransform);
+		}
 	}
 }

Assets/Cryville/Common/Unity/UI/ImageSliced3.cs

@@ -56,38 +56,28 @@ namespace Cryville.Common.Unity.UI {
 			set { m_compact = value; }
 		}
 
+		[SerializeField]
+		[Tooltip("Whether the sprite is vertical.")]
+		private bool m_isVertical;
+		/// <summary>
+		/// Whether the sprite is vertical.
+		/// </summary>
+		public bool IsVertical {
+			get { return m_isVertical; }
+			set { m_isVertical = value; }
+		}
+
 		public override Texture mainTexture {
 			get { return Sprite == null ? s_WhiteTexture : Sprite.texture; }
 		}
 
+		void GetCornerLength(int axis, int corner, Vector4 uv, out float length, out float uvLength) {
+			float border = Sprite.border[(corner << 1) | axis];
+			float sizeRatio = border / (axis == 0 ? Sprite.rect.height : Sprite.rect.width);
+			length = sizeRatio * (axis == 0 ? rectTransform.rect.height : rectTransform.rect.width);
+			uvLength = (uv[(axis ^ 1) | 2] - uv[axis ^ 1]) * (border / (axis == 0 ? Sprite.rect.width : Sprite.rect.height));
+		}
 		protected override void OnPopulateMesh(VertexHelper vh) {
-			float actualWidth = rectTransform.rect.width;
-
-			Vector4 uv = DataUtility.GetOuterUV(Sprite);
-
-			float cornerLeftSizeRatio = Sprite.border.x / Sprite.rect.height;
-			float actualLeftCornerWidth = cornerLeftSizeRatio * rectTransform.rect.height;
-			float actualLeftUVWidth = (uv.w - uv.y) * (Sprite.border.x / Sprite.rect.width);
-
-			float cornerRightSizeRatio = Sprite.border.z / Sprite.rect.height;
-			float actualRightCornerWidth = cornerRightSizeRatio * rectTransform.rect.height;
-			float actualRightUVWidth = (uv.w - uv.y) * (Sprite.border.z / Sprite.rect.width);
-
-			float actualTotalCornerWidth = actualLeftCornerWidth + actualRightCornerWidth;
-
-			Vector2 corner1 = new Vector2(0f, 0f);
-			Vector2 corner2 = new Vector2(1f, 1f);
-
-			corner1.x -= rectTransform.pivot.x;
-			corner1.y -= rectTransform.pivot.y;
-			corner2.x -= rectTransform.pivot.x;
-			corner2.y -= rectTransform.pivot.y;
-
-			corner1.x *= actualWidth;
-			corner1.y *= rectTransform.rect.height;
-			corner2.x *= actualWidth;
-			corner2.y *= rectTransform.rect.height;
-
 			if (Sprite == null) {
 				throw new UnityException("No sprite");
 			}
@@ -95,51 +85,87 @@ namespace Cryville.Common.Unity.UI {
 				throw new UnityException("No sprite border");
 			}
 
+			int axis = IsVertical ? 1 : 0;
+
+			float actualLength = axis == 0 ? rectTransform.rect.width : rectTransform.rect.height;
+
+			Vector4 uv = DataUtility.GetOuterUV(Sprite);
+
+			GetCornerLength(axis, 0, uv, out var actualStartCornerLength, out var actualStartUVWidth);
+			GetCornerLength(axis, 1, uv, out var actualEndCornerLength, out var actualEndUVLength);
+
+			float actualTotalCornerLength = actualStartCornerLength + actualEndCornerLength;
+
 			float w3, w4, w5, w6;
-			if (actualTotalCornerWidth > actualWidth) {
+			if (actualTotalCornerLength > actualLength) {
 				switch (Compact) {
 					case CompactMode.SqueezeBoth:
-						w3 = w4 = actualLeftCornerWidth / actualTotalCornerWidth * actualWidth;
-						w5 = w6 = actualRightCornerWidth / actualTotalCornerWidth * actualWidth;
+						w3 = w4 = actualStartCornerLength / actualTotalCornerLength * actualLength;
+						w5 = w6 = actualEndCornerLength / actualTotalCornerLength * actualLength;
 						break;
 					case CompactMode.SqueezeLeft:
-						w3 = w4 = actualWidth - actualRightCornerWidth;
-						w5 = w6 = actualRightCornerWidth;
+						w3 = w4 = actualLength - actualEndCornerLength;
+						w5 = w6 = actualEndCornerLength;
 						break;
 					case CompactMode.SqueezeRight:
-						w3 = w4 = actualLeftCornerWidth;
-						w5 = w6 = actualWidth - actualLeftCornerWidth;
+						w3 = w4 = actualStartCornerLength;
+						w5 = w6 = actualLength - actualStartCornerLength;
 						break;
 					case CompactMode.DiagonalLeft:
-						w3 = actualLeftCornerWidth;
-						w4 = actualWidth - actualRightCornerWidth;
-						w5 = actualWidth - actualLeftCornerWidth;
-						w6 = actualRightCornerWidth;
+						w3 = actualStartCornerLength;
+						w4 = actualLength - actualEndCornerLength;
+						w5 = actualLength - actualStartCornerLength;
+						w6 = actualEndCornerLength;
 						break;
 					case CompactMode.DiagonalRight:
-						w3 = actualWidth - actualRightCornerWidth;
-						w4 = actualLeftCornerWidth;
-						w5 = actualRightCornerWidth;
-						w6 = actualWidth - actualLeftCornerWidth;
+						w3 = actualLength - actualEndCornerLength;
+						w4 = actualStartCornerLength;
+						w5 = actualEndCornerLength;
+						w6 = actualLength - actualStartCornerLength;
 						break;
 					default:
 						throw new ArgumentOutOfRangeException("Compact");
 				}
 			}
 			else {
-				w3 = w4 = actualLeftCornerWidth;
-				w5 = w6 = actualRightCornerWidth;
+				w3 = w4 = actualStartCornerLength;
+				w5 = w6 = actualEndCornerLength;
 			}
 
+			Vector2 corner1 = Vector2.zero;
+			Vector2 corner2 = Vector2.one;
+
+			corner1.x -= rectTransform.pivot[axis];
+			corner1.y -= rectTransform.pivot[axis ^ 1];
+			corner2.x -= rectTransform.pivot[axis];
+			corner2.y -= rectTransform.pivot[axis ^ 1];
+
+			corner1.x *= actualLength;
+			corner1.y *= axis == 0 ? rectTransform.rect.height : rectTransform.rect.width;
+			corner2.x *= actualLength;
+			corner2.y *= axis == 0 ? rectTransform.rect.height : rectTransform.rect.width;
+
 			vh.Clear();
+			if (axis == 0) {
 				vh.AddVert(new Vector3(corner1.x, corner2.y), color, new Vector2(uv.x, uv.w));
 				vh.AddVert(new Vector3(corner1.x, corner1.y), color, new Vector2(uv.x, uv.y));
-			vh.AddVert(new Vector3(corner1.x + w3, corner2.y), color, new Vector2(uv.x + actualLeftUVWidth, uv.w));
-			vh.AddVert(new Vector3(corner1.x + w4, corner1.y), color, new Vector2(uv.x + actualLeftUVWidth, uv.y));
-			vh.AddVert(new Vector3(corner2.x - w5, corner2.y), color, new Vector2(uv.z - actualRightUVWidth, uv.w));
-			vh.AddVert(new Vector3(corner2.x - w6, corner1.y), color, new Vector2(uv.z - actualRightUVWidth, uv.y));
+				vh.AddVert(new Vector3(corner1.x + w3, corner2.y), color, new Vector2(uv.x + actualStartUVWidth, uv.w));
+				vh.AddVert(new Vector3(corner1.x + w4, corner1.y), color, new Vector2(uv.x + actualStartUVWidth, uv.y));
+				vh.AddVert(new Vector3(corner2.x - w5, corner2.y), color, new Vector2(uv.z - actualEndUVLength, uv.w));
+				vh.AddVert(new Vector3(corner2.x - w6, corner1.y), color, new Vector2(uv.z - actualEndUVLength, uv.y));
 				vh.AddVert(new Vector3(corner2.x, corner2.y), color, new Vector2(uv.z, uv.w));
 				vh.AddVert(new Vector3(corner2.x, corner1.y), color, new Vector2(uv.z, uv.y));
+			}
+			else {
+				vh.AddVert(new Vector3(corner1.y, corner1.x), color, new Vector2(uv.x, uv.w));
+				vh.AddVert(new Vector3(corner2.y, corner1.x), color, new Vector2(uv.z, uv.w));
+				vh.AddVert(new Vector3(corner1.y, corner1.x + w4), color, new Vector2(uv.x, uv.w - actualStartUVWidth));
+				vh.AddVert(new Vector3(corner2.y, corner1.x + w3), color, new Vector2(uv.z, uv.w - actualStartUVWidth));
+				vh.AddVert(new Vector3(corner1.y, corner2.x - w6), color, new Vector2(uv.x, uv.y + actualEndUVLength));
+				vh.AddVert(new Vector3(corner2.y, corner2.x - w5), color, new Vector2(uv.z, uv.y + actualEndUVLength));
+				vh.AddVert(new Vector3(corner1.y, corner2.x), color, new Vector2(uv.x, uv.y));
+				vh.AddVert(new Vector3(corner2.y, corner2.x), color, new Vector2(uv.z, uv.y));
+			}
 
 			if (((int)Compact & 0x1) == 0) {
 				vh.AddTriangle(2, 1, 0);

Assets/Cryville/Common/Unity/UI/SafeArea.cs

@@ -0,0 +1,38 @@
+using UnityEngine;
+using UnityEngine.EventSystems;
+
+namespace Cryville.Common.Unity.UI {
+	[ExecuteAlways]
+	[RequireComponent(typeof(RectTransform))]
+	public class SafeArea : UIBehaviour {
+		bool _delayedUpdate;
+		protected override void OnValidate() {
+			_delayedUpdate = true;
+		}
+		void Update() {
+			if (_delayedUpdate) {
+				_delayedUpdate = false;
+				UpdateRect();
+			}
+		}
+		protected override void OnRectTransformDimensionsChange() {
+			base.OnRectTransformDimensionsChange();
+			UpdateRect();
+		}
+		protected override void OnTransformParentChanged() {
+			base.OnTransformParentChanged();
+			UpdateRect();
+		}
+		void UpdateRect() {
+			var safeArea = Screen.safeArea;
+			var rectTransform = transform as RectTransform;
+			var canvas = GetComponentInParent<Canvas>(true).transform as RectTransform;
+			RectTransformUtility.ScreenPointToLocalPointInRectangle(canvas, new Vector2(safeArea.xMin, safeArea.yMin), Camera.main, out var pt1);
+			RectTransformUtility.ScreenPointToLocalPointInRectangle(canvas, new Vector2(safeArea.xMax, safeArea.yMax), Camera.main, out var pt2);
+			var result = Rect.MinMaxRect(pt1.x, pt1.y, pt2.x, pt2.y);
+			rectTransform.anchoredPosition = result.center;
+			rectTransform.sizeDelta = result.size;
+			rectTransform.anchorMin = rectTransform.anchorMax = rectTransform.pivot = new Vector2(0.5f, 0.5f);
+		}
+	}
+}

Assets/Cryville/Common/Unity/UI/SafeArea.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 112824c0b55202c4f9c779de7574b5fd
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Common/Unity/UI/ScrollableItemGrid.cs

@@ -134,9 +134,13 @@ namespace Cryville.Common.Unity.UI {
 
 		private void OnFrameUpdate() {
 			if (!initialized) return;
-			if (lines != null) for (int i = 0; i < lines.Length; i++)
-				if (lines[i] != null) foreach (GameObject c in lines[i])
-					GameObject.Destroy(c);
+			if (lines != null) {
+				for (int i = 0; i < lines.Length; i++) {
+					if (lines[i] != null) {
+						foreach (GameObject c in lines[i]) Destroy(c);
+					}
+				}
+			}
 			lines = new GameObject[VisibleLines][];
 			refl = new int[VisibleLines];
 			for (int i = 0; i < refl.Length; i++) refl[i] = i;
@@ -153,8 +157,9 @@ namespace Cryville.Common.Unity.UI {
 
 		private void ResetLines() {
 			for (int i = 0; i < lines.Length; i++) {
-				if (lines[i] != null) foreach (GameObject c in lines[i])
-					GameObject.Destroy(c);
+				if (lines[i] != null) {
+					foreach (GameObject c in lines[i]) Destroy(c);
+				}
 				lines[i] = new GameObject[LineItemCount];
 				GenerateLine(i, refl[i]);
 			}
@@ -200,7 +205,7 @@ namespace Cryville.Common.Unity.UI {
 
 		void GenerateLine(int index, int line) {
 			for (int j = 0; j < LineItemCount; j++) {
-				var child = GameObject.Instantiate(m_itemTemplate, transform, false);
+				var child = Instantiate(m_itemTemplate, transform, false);
 				lines[index][j] = child;
 			}
 			LoadLine(index, line);

Assets/Cryville/Common/Unity/UI/SingleLayoutGroup.cs

@@ -0,0 +1,94 @@
+using UnityEngine;
+using UnityEngine.UI;
+
+namespace Cryville.Common.Unity.UI {
+	[AddComponentMenu("Layout/Single Layout Group")]
+	[ExecuteAlways]
+	public class SingleLayoutGroup : LayoutGroup {
+		[SerializeField]
+		protected bool m_ChildForceExpandWidth = true;
+
+		[SerializeField]
+		protected bool m_ChildForceExpandHeight = true;
+
+		[SerializeField]
+		protected bool m_ChildControlWidth = true;
+
+		[SerializeField]
+		protected bool m_ChildControlHeight = true;
+
+		[SerializeField]
+		protected bool m_ChildScaleWidth;
+
+		[SerializeField]
+		protected bool m_ChildScaleHeight;
+
+		public override void CalculateLayoutInputHorizontal() {
+			base.CalculateLayoutInputHorizontal();
+			CalcAlongAxis(0);
+		}
+		public override void CalculateLayoutInputVertical() { CalcAlongAxis(1); }
+		public override void SetLayoutHorizontal() { SetChildrenAlongAxis(0); }
+		public override void SetLayoutVertical() { SetChildrenAlongAxis(1); }
+
+		protected void CalcAlongAxis(int axis) {
+			float combinedPadding = (axis == 0) ? padding.horizontal : padding.vertical;
+			bool controlSize = (axis == 0) ? m_ChildControlWidth : m_ChildControlHeight;
+			bool useScale = (axis == 0) ? m_ChildScaleWidth : m_ChildScaleHeight;
+			bool childForceExpandSize = (axis == 0) ? m_ChildForceExpandWidth : m_ChildForceExpandHeight;
+			float totalMin = combinedPadding;
+			float totalPreferred = combinedPadding;
+			float totalFlexible = 0f;
+			RectTransform child = rectChildren[0];
+			GetChildSizes(child, axis, controlSize, childForceExpandSize, out var min, out var preferred, out var flexible);
+			if (useScale) {
+				float scaleFactor = child.localScale[axis];
+				min *= scaleFactor;
+				preferred *= scaleFactor;
+				flexible *= scaleFactor;
+			}
+			totalMin = Mathf.Max(min + combinedPadding, totalMin);
+			totalPreferred = Mathf.Max(preferred + combinedPadding, totalPreferred);
+			totalFlexible = Mathf.Max(flexible, totalFlexible);
+			totalPreferred = Mathf.Max(totalMin, totalPreferred);
+			SetLayoutInputForAxis(totalMin, totalPreferred, totalFlexible, axis);
+		}
+
+		protected void SetChildrenAlongAxis(int axis) {
+			float size = rectTransform.rect.size[axis];
+			bool controlSize = (axis == 0) ? m_ChildControlWidth : m_ChildControlHeight;
+			bool useScale = (axis == 0) ? m_ChildScaleWidth : m_ChildScaleHeight;
+			bool childForceExpandSize = (axis == 0) ? m_ChildForceExpandWidth : m_ChildForceExpandHeight;
+			float alignmentOnAxis = GetAlignmentOnAxis(axis);
+			float innerSize = size - ((axis == 0) ? padding.horizontal : padding.vertical);
+			RectTransform child = rectChildren[0];
+			GetChildSizes(child, axis, controlSize, childForceExpandSize, out var min2, out var preferred2, out var flexible2);
+			float scaleFactor2 = useScale ? child.localScale[axis] : 1f;
+			float requiredSpace = Mathf.Clamp(innerSize, min2, (flexible2 > 0f) ? size : preferred2);
+			float startOffset = GetStartOffset(axis, requiredSpace * scaleFactor2);
+			if (controlSize) {
+				SetChildAlongAxisWithScale(child, axis, startOffset, requiredSpace, scaleFactor2);
+			}
+			else {
+				float offsetInCell2 = (requiredSpace - child.sizeDelta[axis]) * alignmentOnAxis;
+				SetChildAlongAxisWithScale(child, axis, startOffset + offsetInCell2, scaleFactor2);
+			}
+		}
+
+		void GetChildSizes(RectTransform child, int axis, bool controlSize, bool childForceExpand, out float min, out float preferred, out float flexible) {
+			if (!controlSize) {
+				min = child.sizeDelta[axis];
+				preferred = min;
+				flexible = 0f;
+			}
+			else {
+				min = LayoutUtility.GetMinSize(child, axis);
+				preferred = LayoutUtility.GetPreferredSize(child, axis);
+				flexible = LayoutUtility.GetFlexibleSize(child, axis);
+			}
+			if (childForceExpand) {
+				flexible = Mathf.Max(flexible, 1f);
+			}
+		}
+	}
+}

Assets/Cryville/Common/Unity/UI/SingleLayoutGroup.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 5d03df0bb58478e42935bbdf633a4aa4
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Common/Unity/UI/TMPAutoFont.cs

@@ -1,6 +1,8 @@
 using Cryville.Common.Font;
+using Cryville.Culture;
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.Reflection;
 using TMPro;
 using UnityEngine;
@@ -22,19 +24,21 @@ namespace Cryville.Common.Unity.UI {
 			if (FontMatcher == null) return;
 			_text = GetComponent<TextMeshProUGUI>();
 			if (_font == null) {
-				foreach (var typeface in FontMatcher.MatchScript(null, true)) {
+				foreach (var typeface in FontMatcher.MatchLanguage(new LanguageId(CultureInfo.CurrentCulture.Name), true)) {
 					try {
 						var ifont = CreateFontAsset(typeface.File.FullName, typeface.IndexInFile);
 						if (m_shader) ifont.material.shader = m_shader;
 						else if (DefaultShader) ifont.material.shader = DefaultShader;
 						if (_font == null) {
 							_font = ifont;
+							Shared.Logger.Log(1, "UI", "Using main font: {0}", typeface.FullName);
 							if (MaxFallbackCount <= 0) break;
 						}
 						else {
 							if (_font.fallbackFontAssetTable == null)
 								_font.fallbackFontAssetTable = new List<FontAsset>();
 							_font.fallbackFontAssetTable.Add(ifont);
+							Shared.Logger.Log(1, "UI", "Using fallback font #{0}: {1}", _font.fallbackFontAssetTable.Count, typeface.FullName);
 							if (_font.fallbackFontAssetTable.Count >= MaxFallbackCount) break;
 						}
 					}

Assets/Cryville/Crtr/Anchor.cs

@@ -1,4 +1,5 @@
 using Cryville.Common.Collections.Specialized;
+using Cryville.Crtr.Skin;
 using UnityEngine;
 
 namespace Cryville.Crtr {

Assets/Cryville/Crtr/Browsing/BrowserItem.cs

@@ -1,21 +0,0 @@
-using Cryville.Common;
-using UnityEngine;
-
-namespace Cryville.Crtr.Browsing {
-	internal abstract class BrowserItem : MonoBehaviour {
-		public int? Id { get; private set; }
-		protected ResourceItemMeta meta;
-		internal virtual void Load(int id, ResourceItemMeta item) {
-			Id = id;
-			meta = item;
-		}
-	}
-
-	public struct ResourceItemMeta {
-		public bool IsDirectory { get; set; }
-		public AsyncDelivery<Texture2D> Icon { get; set; }
-		public string Name { get; set; }
-		public string DescriptionMain { get; set; }
-		public string DescriptionSub { get; set; }
-	}
-}

Assets/Cryville/Crtr/Browsing/BrowserItem.cs.meta

@@ -1,12 +0,0 @@
-fileFormatVersion: 2
-guid: cfa7de3f6f944914d9999fcfda245f97
-timeCreated: 1637552994
-licenseType: Free
-MonoImporter:
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Assets/Cryville/Crtr/Browsing/BrowserItemTile.cs

@@ -1,53 +0,0 @@
-using TMPro;
-using UnityEngine;
-using UnityEngine.UI;
-
-namespace Cryville.Crtr.Browsing {
-	internal class BrowserItemTile : BrowserItem {
-#pragma warning disable IDE0044
-		[SerializeField]
-		private Sprite m_iconPlaceholder;
-#pragma warning restore IDE0044
-
-		private bool _dir;
-		private Image _icon;
-		private TMP_Text _title;
-		private TMP_Text _desc;
-
-#pragma warning disable IDE0051
-		void Awake() {
-			_icon = transform.Find("__content__/Icon").GetComponent<Image>();
-			_title = transform.Find("__content__/Texts/Title/__text__").GetComponent<TMP_Text>();
-			_desc = transform.Find("__content__/Texts/Description/__text__").GetComponent<TMP_Text>();
-		}
-		void OnDestroy() {
-			if (meta.Icon != null) meta.Icon.Cancel();
-			if (_icon.sprite != null && _icon.sprite != m_iconPlaceholder) {
-				Texture2D.Destroy(_icon.sprite.texture);
-				Sprite.Destroy(_icon.sprite);
-			}
-		}
-#pragma warning restore IDE0051
-
-		internal override void Load(int id, ResourceItemMeta item) {
-			OnDestroy();
-			base.Load(id, item);
-			_dir = meta.IsDirectory;
-			_icon.sprite = m_iconPlaceholder;
-			if (meta.Icon != null) meta.Icon.Destination = DisplayCover;
-			_title.text = meta.Name;
-			_desc.text = string.Format("{0}\n{1}", meta.DescriptionMain, meta.DescriptionSub);
-		}
-		private void DisplayCover(bool succeeded, Texture2D tex) {
-			if (succeeded) {
-				_icon.sprite = Sprite.Create(tex, new Rect(0, 0, tex.width, tex.height), Vector2.zero, 160, 0, SpriteMeshType.FullRect);
-			}
-		}
-		public void OnClick() {
-			if (Id == null) return;
-			ResourceBrowser resourceBrowser = GetComponentInParent<ResourceBrowser>();
-			if (_dir) resourceBrowser.OnDirectoryItemClicked(Id.Value);
-			else resourceBrowser.OnObjectItemClicked(Id.Value);
-		}
-	}
-}

Assets/Cryville/Crtr/Browsing/BrowserItemTile.cs.meta

@@ -1,12 +0,0 @@
-fileFormatVersion: 2
-guid: b38d66b3e6e5d94438c72f855c4efff9
-timeCreated: 1637554149
-licenseType: Free
-MonoImporter:
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Assets/Cryville/Crtr/Browsing/ChartDetail.cs

@@ -0,0 +1,10 @@
+using Cryville.Common;
+using Cryville.Crtr.Extension;
+using UnityEngine;
+
+namespace Cryville.Crtr.Browsing {
+	public struct ChartDetail {
+		public AsyncDelivery<Texture2D> Cover { get; set; }
+		public ChartMeta Meta { get; set; }
+	}
+}

Assets/Cryville/Crtr/Browsing/ChartDetail.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 5f9870328bccefa4d8d4f6d5e3cef591
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Browsing/DetailPanel.cs

@@ -1,67 +0,0 @@
-using Cryville.Common;
-using System;
-using TMPro;
-using UnityEngine;
-using UnityEngine.UI;
-
-namespace Cryville.Crtr.Browsing {
-	public class DetailPanel : ResourceBrowserUnit {
-#pragma warning disable IDE0044
-		[SerializeField]
-		private Sprite m_coverPlaceholder;
-#pragma warning restore IDE0044
-
-		int _id;
-		ChartDetail _data;
-		GameObject _placeholder;
-		GameObject _outerContent;
-		Transform _content;
-		Image _cover;
-		TMP_Text _title;
-		TMP_Text _desc;
-
-		protected override void Awake() {
-			base.Awake();
-			_placeholder = transform.Find("__placeholder__").gameObject;
-			_outerContent = transform.Find("__content__").gameObject;
-			_content = _outerContent.transform.Find("__content__");
-			_cover = _content.Find("Cover").GetComponent<Image>();
-			_title = _content.Find("Texts/Title").GetComponent<TMP_Text>();
-			_desc = _content.Find("Texts/Description").GetComponent<TMP_Text>();
-		}
-		void OnDestroy() {
-			if (_data.Cover != null) _data.Cover.Cancel();
-			if (_cover.sprite != null && _cover.sprite != m_coverPlaceholder) {
-				Texture2D.Destroy(_cover.sprite.texture);
-				Sprite.Destroy(_cover.sprite);
-			}
-		}
-		public void Load(int id, ChartDetail data) {
-			_id = id;
-			_placeholder.SetActive(false);
-			_outerContent.SetActive(true);
-			OnDestroy();
-			_data = data;
-			_cover.sprite = m_coverPlaceholder;
-			if (data.Cover != null) data.Cover.Destination = DisplayCover;
-			var meta = data.Meta;
-			_title.text = string.Format("{0}\n{1}", meta.song.name, meta.name);
-			_desc.text = string.Format(
-				"Music artist: {0}\nCharter: {1}\nLength: {2}\nNote Count: {3}",
-				meta.song.author, meta.author,
-				TimeSpan.FromSeconds(meta.length).ToString(3), meta.note_count
-			);
-		}
-		private void DisplayCover(bool succeeded, Texture2D tex) {
-			if (succeeded) {
-				_cover.sprite = Sprite.Create(tex, new Rect(0, 0, tex.width, tex.height), Vector2.zero, 160, 0, SpriteMeshType.FullRect);
-			}
-		}
-		public void OnPlay() {
-			Master.Open(_id, _data);
-		}
-		public void OnConfig() {
-			Master.OpenConfig(_id, _data);
-		}
-	}
-}

Assets/Cryville/Crtr/Browsing/DetailPanel.cs.meta

@@ -1,12 +0,0 @@
-fileFormatVersion: 2
-guid: 477e04b1ed5b60e48886fb76081245c5
-timeCreated: 1637722157
-licenseType: Free
-MonoImporter:
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Assets/Cryville/Crtr/Browsing/ExtensionManager.cs

@@ -1,4 +1,3 @@
-using Cryville.Common.Logging;
 using Cryville.Crtr.Extension;
 using Mono.Cecil;
 using System;
@@ -36,7 +35,7 @@ namespace Cryville.Crtr.Browsing {
 						modules.Enqueue(new ModuleItem(extension.OpenRead()));
 					}
 					catch (Exception ex) {
-						Logger.Log("main", 4, "Extension", "Failed to load DLL {0}: {1}", extension, ex);
+						Game.MainLogger.Log(4, "Extension", "Failed to load DLL {0}: {1}", extension, ex);
 					}
 				}
 			}
@@ -68,10 +67,10 @@ namespace Cryville.Crtr.Browsing {
 								LoadExtension(type);
 							}
 						}
-						Logger.Log("main", 1, "Extension", "Loaded module {0}", module.Definition.Name);
+						Game.MainLogger.Log(1, "Extension", "Loaded module {0}", module.Definition.Name);
 					}
 					catch (Exception ex) {
-						Logger.Log("main", 4, "Extension", "An error occurred while trying to load module {0}: {1}", module.Definition.Name, ex);
+						Game.MainLogger.Log(4, "Extension", "An error occurred while trying to load module {0}: {1}", module.Definition.Name, ex);
 					}
 					finally {
 						module.Definition.Dispose();
@@ -89,7 +88,7 @@ namespace Cryville.Crtr.Browsing {
 						missingList.Add(reference.Name);
 					}
 				}
-				Logger.Log("main", 4, "Extension", "Could not load the module {0} because the following dependencies were missing: {1}", module.Definition.Name, missingList.Aggregate((current, next) => current + ", " + next));
+				Game.MainLogger.Log(4, "Extension", "Could not load the module {0} because the following dependencies were missing: {1}", module.Definition.Name, missingList.Aggregate((current, next) => current + ", " + next));
 				module.Definition.Dispose();
 				module.Stream.Dispose();
 			}
@@ -128,10 +127,10 @@ namespace Cryville.Crtr.Browsing {
 						if (name != null && path != null) _localRes.Add(name, path);
 					}
 				}
-				Logger.Log("main", 1, "Extension", "Loaded extension {0}", type);
+				Game.MainLogger.Log(1, "Extension", "Loaded extension {0}", type);
 			}
 			catch (Exception ex) {
-				Logger.Log("main", 4, "Extension", "Failed to load extension {0}: {1}", type, ex);
+				Game.MainLogger.Log(4, "Extension", "Failed to load extension {0}: {1}", type, ex);
 			}
 		}
 	}

Assets/Cryville/Crtr/Browsing/IResourceManager.cs

@@ -1,17 +1,22 @@
+using System;
 using System.Collections.Generic;
 
 namespace Cryville.Crtr.Browsing {
-	public interface IResourceManager<T> {
-		string[] CurrentDirectory { get; }
-		int ChangeDirectory(string[] dir);
-		int OpenDirectory(int id);
-		int ReturnToDirectory(int id);
-		ResourceItemMeta GetItemMeta(int id);
-		T GetItemDetail(int id);
-		string GetItemPath(int id);
+	public interface IResourceManager<T> : IReadOnlyList<T> {
+		Uri GetItemUri(int id);
 
-		bool ImportItemFrom(string path);
+		bool ImportItemFrom(Uri uri);
+		[Obsolete]
 		string[] GetSupportedFormats();
+		[Obsolete]
 		IReadOnlyDictionary<string, string> GetPresetPaths();
+
+		event Action ItemChanged;
+	}
+	public interface IPathedResourceManager<T> : IResourceManager<T> {
+		string[] CurrentDirectory { get; }
+		void ChangeDirectory(string[] dir);
+		void OpenDirectory(int id);
+		void ReturnToDirectory(int index);
 	}
 }

Assets/Cryville/Crtr/Browsing/LegacyResourceManager.cs

@@ -3,65 +3,88 @@ using Cryville.Common.Unity;
 using Cryville.Crtr.Extension;
 using Cryville.Crtr.Extensions;
 using Cryville.Crtr.Extensions.Umg;
+using Cryville.Crtr.UI;
 using Newtonsoft.Json;
 using System;
+using System.Collections;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
 using UnityEngine;
-using Logger = Cryville.Common.Logging.Logger;
 
 namespace Cryville.Crtr.Browsing {
-	internal class LegacyResourceManager : IResourceManager<ChartDetail> {
-		private readonly string _rootPath;
-		private DirectoryInfo cd;
-		private DirectoryInfo[] items = new DirectoryInfo[0];
+	internal class LegacyResourceManager : IPathedResourceManager<ChartDetail> {
+		readonly string _rootPath;
+		DirectoryInfo _cd;
+		readonly FileSystemWatcher _watcher = new FileSystemWatcher();
+		DirectoryInfo[] _items = new DirectoryInfo[0];
 		public string[] CurrentDirectory { get; private set; }
+		public int Count { get { return _items.Length; } }
 
 		static bool _init;
 
+		public event Action ItemChanged;
+		int _version;
+
 		public LegacyResourceManager(string rootPath) {
 			_rootPath = rootPath;
 			if (!_init) {
 				_init = true;
 				ExtensionManager.Init(rootPath);
 			}
+			_watcher.Changed += OnFileChanged;
+			_watcher.Created += OnFileChanged;
+			_watcher.Deleted += OnFileChanged;
+			_watcher.Renamed += OnFileChanged;
+			_watcher.Error += OnFileWatcherError;
 		}
 
-		public int ChangeDirectory(string[] dir) {
+		void OnFileWatcherError(object sender, ErrorEventArgs e) {
+			Game.MainLogger.Log(4, "Data", "An error occurred while watching file changes: {0}", e.GetException());
+		}
+
+		void OnFileChanged(object sender, FileSystemEventArgs e) {
+			ReloadFiles();
+		}
+
+		void ReloadFiles() {
+			_items = _cd.GetDirectories();
+			_version++;
+			ItemChanged?.Invoke();
+		}
+
+		public void ChangeDirectory(string[] dir) {
 			CurrentDirectory = dir;
-			cd = new DirectoryInfo(_rootPath + "/charts/" + string.Join("/", dir));
-			items = cd.GetDirectories();
-			return items.Length;
+			string path = Path.Combine(_rootPath, "charts", Path.Combine(dir));
+			_cd = new DirectoryInfo(path);
+			_watcher.Path = path;
+			_watcher.EnableRaisingEvents = true;
+			ReloadFiles();
 		}
 
-		public int OpenDirectory(int id) {
+		public void OpenDirectory(int id) {
 			string[] nd = new string[CurrentDirectory.Length + 1];
 			Array.Copy(CurrentDirectory, nd, CurrentDirectory.Length);
-			nd[CurrentDirectory.Length] = items[id].Name;
-			return ChangeDirectory(nd);
+			nd[CurrentDirectory.Length] = _items[id].Name;
+			ChangeDirectory(nd);
 		}
 
-		public int ReturnToDirectory(int id) {
-			string[] nd = new string[id + 1];
-			Array.Copy(CurrentDirectory, nd, id + 1);
-			return ChangeDirectory(nd);
+		public void ReturnToDirectory(int index) {
+			string[] nd = new string[index + 1];
+			Array.Copy(CurrentDirectory, nd, index + 1);
+			ChangeDirectory(nd);
 		}
 
-		public ResourceItemMeta GetItemMeta(int id) {
-			var item = items[id];
-			var meta = new ChartMeta();
-			string name = item.Name;
-			string desc = "(Unknown)";
-			var metaFile = new FileInfo(item.FullName + "/.umgc");
+		public ChartDetail this[int index] {
+			get {
+				var item = _items[index];
+				ChartMeta meta = null;
+				AsyncDelivery<Texture2D> cover = null;
+				var metaFile = new FileInfo(Path.Combine(item.FullName, ".umgc"));
 				if (metaFile.Exists) {
 					using (var reader = new StreamReader(metaFile.FullName)) {
 						meta = JsonConvert.DeserializeObject<ChartMeta>(reader.ReadToEnd());
-					name = meta.song.name;
-					desc = meta.name;
 					}
-			}
-			AsyncDelivery<Texture2D> cover = null;
 					if (meta.cover != null && meta.cover != "") {
 						var coverFile = item.GetFiles(meta.cover);
 						if (coverFile.Length > 0) {
@@ -71,51 +94,27 @@ namespace Cryville.Crtr.Browsing {
 							Game.NetworkTaskWorker.SubmitNetworkTask(task);
 						}
 					}
-			return new ResourceItemMeta {
-				IsDirectory = false,
-				Icon = cover,
-				Name = name,
-				DescriptionMain = desc,
-			};
-		}
-
-		public ChartDetail GetItemDetail(int id) {
-			var item = items[id];
-			var meta = new ChartMeta();
-			var metaFile = new FileInfo(item.FullName + "/.umgc");
-			if (metaFile.Exists) {
-				using (var reader = new StreamReader(metaFile.FullName)) {
-					meta = JsonConvert.DeserializeObject<ChartMeta>(reader.ReadToEnd());
-				}
-			}
-			AsyncDelivery<Texture2D> cover = null;
-			if (meta.cover != null && meta.cover != "") {
-				var coverFile = item.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 ChartDetail {
 					Cover = cover,
 					Meta = meta,
 				};
 			}
+		}
 
-		public string GetItemPath(int id) {
-			var item = items[id];
+		public Uri GetItemUri(int id) {
+			var item = _items[id];
 			var meta = new ChartMeta();
-			var metaFile = new FileInfo(item.FullName + "/.umgc");
+			var metaFile = new FileInfo(Path.Combine(item.FullName, ".umgc"));
 			using (var reader = new StreamReader(metaFile.FullName)) {
 				meta = JsonConvert.DeserializeObject<ChartMeta>(reader.ReadToEnd());
 			}
-			return string.Format("{0}/{1}.json", items[id].Name, meta.data);
+			return new Uri(Path.Combine(_items[id].Name, string.Format("{0}.json", meta.data)));
 		}
 
-		public bool ImportItemFrom(string path) {
-			var file = new FileInfo(path);
+		public bool ImportItemFrom(Uri uri) {
+			if (!uri.IsFile) throw new NotSupportedException();
+			var file = new FileInfo(uri.LocalPath);
 			IEnumerable<ResourceConverter> converters;
 			if (!ExtensionManager.TryGetConverters(file.Extension, out converters)) return false;
 			foreach (var converter in converters) {
@@ -136,12 +135,12 @@ namespace Cryville.Crtr.Browsing {
 					}
 					else if (res is RawChartResource) {
 						var tres = (RawChartResource)res;
-						var dir = new DirectoryInfo(_rootPath + "/charts/" + res.Name);
+						var dir = new DirectoryInfo(Path.Combine(_rootPath, "charts", res.Name));
 						if (!dir.Exists) dir.Create();
-						using (var writer = new StreamWriter(dir.FullName + "/.json")) {
+						using (var writer = new StreamWriter(Path.Combine(dir.FullName, ".json"))) {
 							writer.Write(JsonConvert.SerializeObject(ConvertChartData(tres.Main), Game.GlobalJsonSerializerSettings));
 						}
-						using (var writer = new StreamWriter(dir.FullName + "/.umgc")) {
+						using (var writer = new StreamWriter(Path.Combine(dir.FullName, ".umgc"))) {
 							tres.Meta.data = "";
 							writer.Write(JsonConvert.SerializeObject(tres.Meta, Game.GlobalJsonSerializerSettings));
 						}
@@ -156,18 +155,18 @@ namespace Cryville.Crtr.Browsing {
 						DirectoryInfo dest;
 						bool singleFileFlag = false;
 						if (res is ChartResource)
-							dest = new DirectoryInfo(_rootPath + "/charts/" + res.Name);
+							dest = new DirectoryInfo(Path.Combine(_rootPath, "charts", res.Name));
 						else if (res is ExtensionResource) {
-							dest = new DirectoryInfo(_rootPath + "/extensions");
+							dest = new DirectoryInfo(Path.Combine(_rootPath, "extensions"));
 							singleFileFlag = true;
 							Popup.Create("Please restart the game to reload the extensions");
 						}
 						else if (res is RulesetResource)
-							dest = new DirectoryInfo(_rootPath + "/rulesets/" + res.Name);
+							dest = new DirectoryInfo(Path.Combine(_rootPath, "rulesets", res.Name));
 						else if (res is SkinResource)
-							dest = new DirectoryInfo(_rootPath + "/skins/" + (res as SkinResource).RulesetName + "/" + res.Name);
+							dest = new DirectoryInfo(Path.Combine(_rootPath, "skins", (res as SkinResource).RulesetName, res.Name));
 						else if (res is SongResource)
-							dest = new DirectoryInfo(_rootPath + "/songs/" + res.Name);
+							dest = new DirectoryInfo(Path.Combine(_rootPath, "songs", res.Name));
 						else {
 							LogAndPopup(3, "Attempt to import unsupported file resource: {0}", res);
 							continue;
@@ -191,15 +190,57 @@ namespace Cryville.Crtr.Browsing {
 			return false;
 		}
 
+		Enumerator GetEnumerator() { return new Enumerator(this); }
+		IEnumerator<ChartDetail> IEnumerable<ChartDetail>.GetEnumerator() { return GetEnumerator(); }
+		IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); }
+
+		public struct Enumerator : IEnumerator<ChartDetail> {
+			readonly LegacyResourceManager _list;
+			int _index;
+			readonly int _version;
+			ChartDetail _current;
+			public ChartDetail Current => _current;
+			object IEnumerator.Current => Current;
+
+			public Enumerator(LegacyResourceManager list) {
+				_list = list;
+				_index = 0;
+				_version = list._version;
+				_current = default(ChartDetail);
+			}
+			public void Dispose() { }
+
+			public bool MoveNext() {
+				LegacyResourceManager list = _list;
+				if (_version != list._version)
+					throw new InvalidOperationException("Collection was changed.");
+				if (_index < list.Count) {
+					_current = list[_index++];
+					return true;
+				}
+				else {
+					_current = default(ChartDetail);
+					return false;
+				}
+			}
+
+			void IEnumerator.Reset() {
+				if (_version != _list._version)
+					throw new InvalidOperationException("Collection was changed.");
+				_index = 0;
+				_current = default(ChartDetail);
+			}
+		}
+
 		void LogAndPopup(int level, string format, params object[] args) {
 			var msg = string.Format(format, args);
-			Logger.Log("main", level, "Resource", msg);
+			Game.MainLogger.Log(level, "Resource", msg);
 			Popup.Create(msg);
 		}
 
 		void LogAndPopupExtra(int level, object extraLog, string format, params object[] args) {
 			var msg = string.Format(format, args);
-			Logger.Log("main", level, "Resource", "{0}\n{1}", msg, extraLog);
+			Game.MainLogger.Log(level, "Resource", "{0}\n{1}", msg, extraLog);
 			Popup.Create(msg);
 		}
 

Assets/Cryville/Crtr/Browsing/PathPart.cs.meta

@@ -1,12 +0,0 @@
-fileFormatVersion: 2
-guid: 5d443a346e9a19d4eabbb0fa9ec7016f
-timeCreated: 1637566071
-licenseType: Free
-MonoImporter:
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Assets/Cryville/Crtr/Browsing/ResourceBrowser.cs

@@ -1,77 +0,0 @@
-using Cryville.Common.Unity;
-using Cryville.Common.Unity.UI;
-using System;
-using UnityEngine;
-using UnityEngine.UI;
-
-namespace Cryville.Crtr.Browsing {
-	public class ResourceBrowser : ResourceBrowserUnit {
-		public IResourceManager<ChartDetail> ResourceManager;
-		public ScrollableItemGrid PathContainer;
-		public ScrollableItemGrid ItemContainer;
-
-		FileDialog _dialog;
-
-		protected void Start() {
-			PathContainer.LoadItem = LoadPathPart;
-			ItemContainer.LoadItem = LoadItem;
-			ItemContainer.ItemCount = ResourceManager.ChangeDirectory(new string[] { "" });
-			PathContainer.ItemCount = ResourceManager.CurrentDirectory.Length;
-
-			_dialog = GameObject.Instantiate(Resources.Load<GameObject>("Common/FileDialog")).GetComponent<FileDialog>();
-			_dialog.gameObject.SetActive(false);
-			_dialog.Filter = ResourceManager.GetSupportedFormats();
-			_dialog.PresetPaths = ResourceManager.GetPresetPaths();
-			_dialog.OnClose += OnAddDialogClosed;
-		}
-
-		private bool LoadPathPart(int id, GameObject obj) {
-			var item = ResourceManager.CurrentDirectory[id];
-			obj.GetComponent<PathPart>().Load(id, item);
-			return true;
-		}
-
-		private bool LoadItem(int id, GameObject obj) {
-			var bi = obj.GetComponent<BrowserItem>();
-			try {
-				var item = ResourceManager.GetItemMeta(id);
-				bi.Load(id, item);
-			}
-			catch (Exception) {
-				bi.Load(id, new ResourceItemMeta { Name = "<color=#ff0000>Invalid resource</color>" });
-			}
-			return true;
-		}
-
-		public void OnDirectoryItemClicked(int id) {
-			ItemContainer.ItemCount = ResourceManager.OpenDirectory(id);
-			PathContainer.ItemCount = ResourceManager.CurrentDirectory.Length;
-			if (PathContainer.ItemCount >= PathContainer.VisibleLines - 1)
-				PathContainer.GetComponentInParent<ScrollRect>().velocity = new Vector2(-Screen.width, 0);
-		}
-
-		public void OnObjectItemClicked(int id) {
-			Master.ShowDetail(id, ResourceManager.GetItemDetail(id));
-		}
-
-		public void OnPathClicked(int id) {
-			ItemContainer.ItemCount = ResourceManager.ReturnToDirectory(id);
-			PathContainer.ItemCount = ResourceManager.CurrentDirectory.Length;
-		}
-
-		public void OnAddButtonClicked() {
-			_dialog.Show();
-		}
-
-		private void OnAddDialogClosed() {
-			if (_dialog.FileName == null) return;
-			if (ResourceManager.ImportItemFrom(_dialog.FileName)) {
-				Popup.Create("Import succeeded");
-				OnPathClicked(ResourceManager.CurrentDirectory.Length - 1);
-			}
-			else {
-				Popup.Create("Import failed");
-			}
-		}
-	}
-}

Assets/Cryville/Crtr/Browsing/ResourceBrowser.cs.meta

@@ -1,12 +0,0 @@
-fileFormatVersion: 2
-guid: c6b4df13dea0e4a469d7e54e7e8fb428
-timeCreated: 1637234060
-licenseType: Free
-MonoImporter:
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Assets/Cryville/Crtr/Browsing/ResourceBrowserMaster.cs

@@ -1,97 +0,0 @@
-using Cryville.Common;
-using Cryville.Common.Unity.UI;
-using Cryville.Crtr.Config;
-using Cryville.Crtr.Extension;
-using System.Collections.Generic;
-using UnityEngine;
-using UnityEngine.SceneManagement;
-using UnityEngine.UI;
-
-namespace Cryville.Crtr.Browsing {
-	public class ResourceBrowserMaster : MonoBehaviour {
-		[SerializeField]
-		private Button m_playButton;
-		[SerializeField]
-		private Button m_configButton;
-		[SerializeField]
-		private ConfigPanelMaster m_configPanel;
-
-		private DockLayoutGroup _group;
-		public ResourceBrowser MainBrowser { get; private set; }
-		private DetailPanel _detailPanel;
-		readonly List<ResourceBrowserUnit> _units = new List<ResourceBrowserUnit>();
-
-#pragma warning disable IDE0051
-		void Awake() {
-			_group = GetComponent<DockLayoutGroup>();
-			MainBrowser = transform.GetChild(0).GetComponent<ResourceBrowser>();
-			MainBrowser.ResourceManager = new LegacyResourceManager(Settings.Default.GameDataPath);
-			_detailPanel = transform.GetChild(1).GetComponent<DetailPanel>();
-			_units.Add(MainBrowser);
-			_units.Add(_detailPanel);
-		}
-
-		int _slideDest = 0;
-		void Update() {
-			var cv = _group.SlideIndex;
-			_group.SlideIndex = (cv - _slideDest) * 0.86f + _slideDest;
-		}
-#pragma warning restore IDE0051
-
-		public void ShowDetail(int id, ChartDetail detail) {
-			SlideIntoView(1);
-			_detailPanel.Load(id, detail);
-			m_playButton.gameObject.SetActive(true);
-			m_configButton.gameObject.SetActive(true);
-		}
-
-		/*[Obsolete]
-		public void ShowSettings(int id, ChartDetail detail) {
-			SlideIntoView(2);
-			_settingsPanel.Load(id, detail);
-		}*/
-
-		public bool Back() {
-			if (_slideDest == 0) return false;
-			SlideIntoView(_slideDest - 1);
-			return true;
-		}
-
-		private void SlideIntoView(int v) {
-			v = Mathf.Clamp(v, 0, _units.Count - 1);
-			var cv = _group.SlideIndex;
-			if (cv < v) _slideDest = v - 1;
-			else _slideDest = v;
-			_units[_slideDest].SlideToLeft();
-			_units[_slideDest + 1].SlideToRight();
-		}
-
-		public void Open(int id, ChartDetail detail) {
-			SetDataSettings(id, detail);
-#if UNITY_5_3_OR_NEWER
-			SceneManager.LoadScene("Play", LoadSceneMode.Additive);
-#else
-			Application.LoadLevelAdditive("Play");
-#endif
-			GameObject.Find("/Master").GetComponent<Master>().HideMenu();
-#if UNITY_STANDALONE_WIN || UNITY_EDITOR_WIN
-			DiscordController.Instance.SetPlaying(string.Format("{0} - {1}", detail.Meta.song.name, detail.Meta.name), detail.Meta.length);
-#endif
-		}
-
-		public void OpenConfig(int id, ChartDetail detail) {
-			SetDataSettings(id, detail);
-		}
-
-		void SetDataSettings(int id, ChartDetail detail) {
-			Settings.Default.LoadRuleset = detail.Meta.ruleset + "/.umgr";
-			Settings.Default.LoadRulesetConfig = detail.Meta.ruleset + ".json";
-			Settings.Default.LoadChart = MainBrowser.ResourceManager.GetItemPath(id);
-		}
-	}
-
-	public struct ChartDetail {
-		public AsyncDelivery<Texture2D> Cover { get; set; }
-		public ChartMeta Meta { get; set; }
-	}
-}

Assets/Cryville/Crtr/Browsing/ResourceBrowserMaster.cs.meta

@@ -1,12 +0,0 @@
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-guid: 256d7d3efda1f9b4c882eb42e608cc8e
-timeCreated: 1638414803
-licenseType: Free
-MonoImporter:
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-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Assets/Cryville/Crtr/Browsing/ResourceBrowserUnit.cs.meta

@@ -1,12 +0,0 @@
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-guid: a69c80e5f3e7bd04485bc3afc5826584
-timeCreated: 1638415083
-licenseType: Free
-MonoImporter:
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-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
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-  assetBundleVariant: 

Assets/Cryville/Crtr/Browsing/UI.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 520554ce9a8205b4b91e0ff2b8011673
+guid: ba8a8b6df16a9714f9785aba6adc0427
 folderAsset: yes
 DefaultImporter:
   externalObjects: {}

Assets/Cryville/Crtr/Browsing/UI/BrowserItem.cs

@@ -0,0 +1,18 @@
+using UnityEngine;
+
+namespace Cryville.Crtr.Browsing.UI {
+	internal abstract class BrowserItem : MonoBehaviour {
+		public int? Id { get; private set; }
+		protected ChartDetail meta;
+		internal void Load(int id, ChartDetail item, bool selected) {
+			OnReset();
+			Id = id;
+			meta = item;
+			OnLoad(selected);
+		}
+		protected abstract void OnReset();
+		protected abstract void OnLoad(bool selected);
+		internal virtual void OnSelect() { }
+		internal virtual void OnDeselect() { }
+	}
+}

Assets/Cryville/Crtr/Browsing/UI/BrowserItem.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: c3cee963751f1ee4c9792c8c8983f51d
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Browsing/UI/BrowserItemTile.cs

@@ -0,0 +1,80 @@
+using Cryville.Common.Unity;
+using TMPro;
+using UnityEngine;
+using UnityEngine.EventSystems;
+using UnityEngine.UI;
+
+namespace Cryville.Crtr.Browsing.UI {
+	internal class BrowserItemTile : BrowserItem, IPointerClickHandler, IPointerEnterHandler, IPointerExitHandler {
+#pragma warning disable IDE0044
+		[SerializeField]
+		Sprite m_iconPlaceholder;
+#pragma warning restore IDE0044
+
+		[SerializeField]
+		Image m_icon;
+		[SerializeField]
+		TMP_Text m_title;
+		[SerializeField]
+		TMP_Text m_desc;
+
+		StateTweener _tweener;
+
+		void Awake() {
+			_tweener = GetComponent<StateTweener>();
+		}
+
+		void OnDestroy() {
+			OnReset();
+		}
+		protected override void OnReset() {
+			if (meta.Cover != null) meta.Cover.Cancel();
+			if (m_icon.sprite != null && m_icon.sprite != m_iconPlaceholder) {
+				Destroy(m_icon.sprite.texture);
+				Destroy(m_icon.sprite);
+			}
+			_tweener.ClearState();
+		}
+
+		protected override void OnLoad(bool selected) {
+			m_icon.sprite = m_iconPlaceholder;
+			if (meta.Cover != null) meta.Cover.Destination = DisplayCover;
+			if (meta.Meta != null) {
+				m_title.text = meta.Meta.song.name;
+				m_desc.text = meta.Meta.name;
+			}
+			else {
+				m_title.text = "<color=#ff0000>Invalid resource</color>";
+				m_desc.text = string.Empty;
+			}
+			if (selected) _tweener.EnterState("Selected");
+		}
+		private void DisplayCover(bool succeeded, Texture2D tex) {
+			if (succeeded) {
+				m_icon.sprite = Sprite.Create(tex, new Rect(0, 0, tex.width, tex.height), Vector2.zero, 160, 0, SpriteMeshType.FullRect);
+			}
+		}
+		public void OnClick() {
+			if (Id == null) return;
+			var resourceBrowser = GetComponentInParent<PathedResourceBrowser>();
+			resourceBrowser.OnObjectItemClicked(Id.Value);
+		}
+		public void OnPointerClick(PointerEventData eventData) {
+			OnClick();
+		}
+		public void OnPointerEnter(PointerEventData eventData) {
+			_tweener.EnterState("Hovered", 0.1f);
+		}
+		public void OnPointerExit(PointerEventData eventData) {
+			_tweener.ExitState("Hovered", 0.1f);
+		}
+		internal override void OnSelect() {
+			base.OnSelect();
+			_tweener.EnterState("Selected", 0.1f);
+		}
+		internal override void OnDeselect() {
+			base.OnDeselect();
+			_tweener.ExitState("Selected", 0.1f);
+		}
+	}
+}

Assets/Cryville/Crtr/Browsing/UI/BrowserItemTile.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 18dcb7d928c649f46bda005527fb6a17
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Browsing/UI/BrowserTab.cs

@@ -0,0 +1,55 @@
+using System;
+using TMPro;
+using UnityEngine;
+using UnityEngine.EventSystems;
+using UnityEngine.UI;
+
+namespace Cryville.Crtr.Browsing.UI {
+	[RequireComponent(typeof(BrowserTabLayout))]
+	[RequireComponent(typeof(CanvasGroup))]
+	internal class BrowserTab : MonoBehaviour, IPointerClickHandler {
+		[SerializeField]
+		Image m_icon;
+		[SerializeField]
+		TextMeshProUGUI m_text;
+		[SerializeField]
+		float m_deselectedAlpha = 0.6f;
+
+		public event Action<BrowserTab> Clicked;
+
+		public Sprite Icon {
+			get { return m_icon.sprite; }
+			set { m_icon.sprite = value; }
+		}
+		public string Text {
+			get { return m_text.text; }
+			set { m_text.text = value; }
+		}
+
+		bool m_selected;
+		public bool Selected {
+			get { return m_selected; }
+			set {
+				if (m_selected == value) return;
+				m_selected = value;
+				UpdateSelected();
+			}
+		}
+		void UpdateSelected() {
+			_group.alpha = Selected ? 1 : m_deselectedAlpha;
+			_layout.Selected = Selected;
+		}
+
+		CanvasGroup _group;
+		BrowserTabLayout _layout;
+		void Awake() {
+			_group = GetComponent<CanvasGroup>();
+			_layout = GetComponent<BrowserTabLayout>();
+			UpdateSelected();
+		}
+
+		public void OnPointerClick(PointerEventData eventData) {
+			Clicked?.Invoke(this);
+		}
+	}
+}

Assets/Cryville/Crtr/Browsing/UI/BrowserTab.cs.meta

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+guid: 62b498b3519eb364cb6683512b28400a
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Browsing/UI/BrowserTabLayout.cs

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+using Cryville.Common;
+using UnityEngine;
+using UnityEngine.EventSystems;
+using UnityEngine.UI;
+
+namespace Cryville.Crtr.Browsing.UI {
+	[ExecuteAlways]
+	internal class BrowserTabLayout : UIBehaviour, ILayoutElement {
+		[SerializeField]
+		float m_minWidth = 150;
+		public float MinWidth {
+			get { return m_minWidth; }
+			set {
+				if (m_minWidth == value) return;
+				m_minWidth = value;
+				UpdateTweener();
+			}
+		}
+
+		float GetTargetLayoutMinWidth() {
+			var width = MinWidth;
+			if (Selected) {
+				var preferredWidth = LayoutUtility.GetPreferredWidth(transform as RectTransform);
+				if (preferredWidth > width) width = preferredWidth;
+			}
+			return width;
+		}
+
+		float m_layoutMinWidth = -1;
+		float ILayoutElement.minWidth { get { return m_layoutMinWidth; } }
+		void UpdateLayoutMinWidth(float value) {
+			if (m_layoutMinWidth == value) return;
+			m_layoutMinWidth = value;
+			SetDirty();
+		}
+
+		public float preferredWidth { get { return -1; } }
+		public float flexibleWidth { get { return -1; } }
+		public float minHeight { get { return -1; } }
+		public float preferredHeight { get { return -1; } }
+		public float flexibleHeight { get { return -1; } }
+		public int layoutPriority { get { return 1; } }
+
+		bool m_selected;
+		public bool Selected {
+			get { return m_selected; }
+			set {
+				if (m_selected == value) return;
+				m_selected = value;
+				UpdateTweener();
+			}
+		}
+
+		[SerializeField]
+		float m_tweenDuration = 0.2f;
+
+		PropertyTweener<float> _tweener;
+		void UpdateTweener() {
+			_tweener.Start(GetTargetLayoutMinWidth(), m_tweenDuration);
+		}
+		void Update() {
+			_tweener.Advance(Time.deltaTime);
+		}
+
+		public void CalculateLayoutInputHorizontal() { }
+		public void CalculateLayoutInputVertical() { }
+
+		protected override void OnEnable() {
+			base.OnEnable();
+			m_layoutMinWidth = GetTargetLayoutMinWidth();
+			if (_tweener == null)
+				_tweener = new PropertyTweener<float>(
+					() => m_layoutMinWidth,
+					v => UpdateLayoutMinWidth(v),
+					Tweeners.Float.With(EasingFunctions.OutQuad)
+				);
+			SetDirty();
+		}
+		protected override void OnBeforeTransformParentChanged() {
+			base.OnBeforeTransformParentChanged();
+			SetDirty();
+		}
+		protected override void OnTransformParentChanged() {
+			base.OnTransformParentChanged();
+			SetDirty();
+		}
+		protected override void OnDidApplyAnimationProperties() {
+			base.OnDidApplyAnimationProperties();
+			SetDirty();
+		}
+		protected override void OnValidate() {
+			base.OnValidate();
+			SetDirty();
+		}
+		protected override void OnDisable() {
+			SetDirty();
+			base.OnDisable();
+		}
+		void SetDirty() {
+			if (!IsActive()) return;
+			LayoutRebuilder.MarkLayoutForRebuild(transform as RectTransform);
+		}
+	}
+}