add a crude log-to-file for debugging

Author: LeftofZen

Gui/MainForm.cs

@@ -91,16 +91,35 @@ int CurrentUIImagePageNumber
 		static string SettingsFile => Path.Combine(SettingsPath, "settings.json");
 
 		readonly Version ApplicationVersion;
+		StreamWriter logToFile;
 
 		public MainForm()
 		{
 			InitializeComponent();
 
+			var startupTime = DateTime.Now.ToString("yyyy-dd-mm_hh-mm-ss");
+			var file = File.Create($"object-editor-{startupTime}.txt");
+			logToFile = new StreamWriter(file);
+			this.FormClosed += (_, _) =>
+			{
+				logToFile.Close();
+				file.Close();
+
+				logToFile.Dispose();
+				file.Dispose();
+			};
+
 			logger = new Logger
 			{
 				Level = LogLevel.Debug2
 			};
 
+			logger.LogAdded += (object sender, LogAddedEventArgs log) =>
+			{
+				logToFile.WriteLine(log.Log);
+				logToFile.Flush();
+			};
+
 			var assembly = Assembly.GetExecutingAssembly();
 			const string paletteFilename = "Gui.palette.png";
 			using (var stream = assembly.GetManifestResourceStream(paletteFilename))
@@ -1099,16 +1118,9 @@ static IEnumerable<Bitmap> CreateImages(List<G1Element32> G1Elements, PaletteMap
 					continue;
 				}
 
-				if (currElement.Flags.HasFlag(G1ElementFlags.IsR8G8B8Palette))
-				{
-					var bmp = G1RGBToBitmap(currElement);
-					yield return bmp;
-				}
-				else
-				{
-					var bmp = G1IndexedToBitmap(currElement, paletteMap, useTransparency);
-					yield return bmp;
-				}
+				yield return currElement.Flags.HasFlag(G1ElementFlags.IsR8G8B8Palette)
+					? G1RGBToBitmap(currElement)
+					: G1IndexedToBitmap(currElement, paletteMap, useTransparency);
 			}
 		}
 

Shared/ILogger.cs

@@ -1,11 +1,13 @@
-using System.Runtime.CompilerServices;
+using System.Runtime.CompilerServices;
 
 namespace OpenLoco.ObjectEditor.Logging
 {
 	public enum LogLevel { Debug2, Debug, Info, Warning, Error };
 
 	public interface ILogger
 	{
+		public event EventHandler<LogAddedEventArgs>? LogAdded;
+
 		// should be 'private'
 		void Log(LogLevel level, string message, string callerMemberName);
 
@@ -30,4 +32,4 @@ void Error(Exception ex, [CallerMemberName] string callerMemberName = "")
 		void Error(string message, Exception ex, [CallerMemberName] string callerMemberName = "")
 			=> Log(LogLevel.Error, $"{message} - {ex.Message} - {ex.StackTrace}", callerMemberName);
 	}
-}
+}