TAstudio - implement input log loading

BizHawk.Client.Common/movie/NewMnemonicsGenerator.cs

@@ -53,6 +53,25 @@ namespace BizHawk.Client.Common
 			}
 		}
 
+		public Dictionary<string, bool> ParseMnemonicString(string mnemonic)
+		{
+			// TODo: clean me up
+			var buttons = new Dictionary<string, bool>(); 
+			var collections = AllCollections.SelectMany(mc => mc).ToList();
+			var availMnemonics = AvailableMnemonics;
+			List<char> mnemonicList = mnemonic.Replace("|", "").ToCharArray().ToList();
+
+			for (int i = 0; i < collections.Count; i++)
+			{
+				if (availMnemonics.ContainsKey(collections[i].Key))
+				{
+					buttons.Add(collections[i].Key, mnemonicList[i] != '.');
+				}
+			}
+
+			return buttons;
+		}
+
 		public string GenerateMnemonicString(Dictionary<string, bool> buttons)
 		{
 			var collections = MnemonicLookup[Global.Emulator.SystemId].Where(x => ActivePlayers.Contains(x.Name));
@@ -129,5 +148,13 @@ namespace BizHawk.Client.Common
 				return MnemonicLookup[Global.Emulator.SystemId].Where(x => ActivePlayers.Contains(x.Name));
 			}
 		}
+
+		private IEnumerable<MnemonicCollection> AllCollections
+		{
+			get
+			{
+				return MnemonicLookup[Global.Emulator.SystemId];
+			}
+		}
 	}
 }

BizHawk.Client.Common/movie/TasMovie.cs

@@ -310,7 +310,20 @@ namespace BizHawk.Client.Common
 					delegate(Stream s)
 					{
 						StreamReader sr = new StreamReader(s);
-						// TODO: deserialize input log here
+						string line = String.Empty;
+						while (true)
+						{
+							line = sr.ReadLine();
+							if (line == null)
+							{
+								break;
+							}
+							else if (line.StartsWith("|"))
+							{
+								var parsedButtons = _mg.ParseMnemonicString(line);
+								_records.Add(new MovieRecord(parsedButtons, captureState: false));
+							}
+						}
 					});
 
 				if (Header.StartsFromSavestate)

BizHawk.Client.EmuHawk/tools/TAStudio/TAStudio.cs

@@ -292,6 +292,7 @@ namespace BizHawk.Client.EmuHawk
 				_tas.Filename = file.FullName;
 				_tas.Load();
 				Global.Config.RecentTas.Add(_tas.Filename);
+				TASView.ItemCount = _tas.InputLogLength;
 				// TOOD: message to the user
 			}
 		}