feat: add log debug window

Dalamud/Interface/DalamudLogWindow.cs

@@ -0,0 +1,85 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Numerics;
+using System.Text;
+using System.Threading.Tasks;
+using ImGuiNET;
+
+namespace Dalamud.Interface
+{
+    class DalamudLogWindow : IDisposable {
+        private bool autoScroll = true;
+        private string logText = string.Empty;
+
+        public DalamudLogWindow() {
+            SerilogEventSink.Instance.OnLogLine += Serilog_OnLogLine;
+        }
+
+        public void Dispose() {
+            SerilogEventSink.Instance.OnLogLine -= Serilog_OnLogLine;
+        }
+
+        private void Serilog_OnLogLine(object sender, string e)
+        {
+            AddLog(e + "\n");
+        }
+
+        public void Clear() {
+            this.logText = string.Empty;
+        }
+
+        public void AddLog(string line) {
+            this.logText += line;
+        }
+
+        public bool Draw() {
+            ImGui.SetNextWindowSize(new Vector2(500, 400), ImGuiCond.FirstUseEver);
+
+            var isOpen = true;
+
+            if (!ImGui.Begin("Dalamud LOG", ref isOpen, ImGuiWindowFlags.NoCollapse))
+            {
+                ImGui.End();
+                return false;
+            }
+
+            // Options menu
+            if (ImGui.BeginPopup("Options"))
+            {
+                ImGui.Checkbox("Auto-scroll", ref this.autoScroll);
+                ImGui.EndPopup();
+            }
+
+            // Main window
+            if (ImGui.Button("Options"))
+                ImGui.OpenPopup("Options");
+            ImGui.SameLine();
+            var clear = ImGui.Button("Clear");
+            ImGui.SameLine();
+            var copy = ImGui.Button("Copy");
+            ImGui.SameLine();
+
+            ImGui.BeginChild("scrolling", new Vector2(0, 0), false, ImGuiWindowFlags.HorizontalScrollbar);
+
+            if (clear)
+                Clear();
+            if (copy)
+                ImGui.LogToClipboard();
+
+            ImGui.PushStyleVar(ImGuiStyleVar.ItemSpacing, new Vector2(0, 0));
+
+            ImGui.TextUnformatted(this.logText);
+
+            ImGui.PopStyleVar();
+
+            if (this.autoScroll && ImGui.GetScrollY() >= ImGui.GetScrollMaxY())
+                ImGui.SetScrollHereY(1.0f);
+
+            ImGui.EndChild();
+            ImGui.End();
+
+            return isOpen;
+        }
+    }
+}

Dalamud/Interface/SerilogEventSink.cs

@@ -0,0 +1,44 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Serilog;
+using Serilog.Configuration;
+using Serilog.Core;
+using Serilog.Events;
+
+namespace Dalamud.Interface
+{
+    public class SerilogEventSink : ILogEventSink
+    {
+        private readonly IFormatProvider _formatProvider;
+
+        public static SerilogEventSink Instance;
+
+        public event EventHandler<string> OnLogLine;
+
+        public SerilogEventSink(IFormatProvider formatProvider)
+        {
+            _formatProvider = formatProvider;
+
+            Instance = this;
+        }
+
+        public void Emit(LogEvent logEvent)
+        {
+            var message = logEvent.RenderMessage(_formatProvider);
+            OnLogLine?.Invoke(this, DateTimeOffset.Now.ToString() + " " + message);
+        }
+    }
+
+    public static class MySinkExtensions
+    {
+        public static LoggerConfiguration EventSink(
+            this LoggerSinkConfiguration loggerConfiguration,
+            IFormatProvider formatProvider = null)
+        {
+            return loggerConfiguration.Sink(new SerilogEventSink(formatProvider));
+        }
+    }
+}