feat: add channel switcher, settings button, better tooltips

ChatTwo/TextureCache.cs

@@ -0,0 +1,59 @@
+using Dalamud.Data;
+using ImGuiScene;
+using Lumina.Excel.GeneratedSheets;
+
+namespace ChatTwo; 
+
+internal class TextureCache : IDisposable {
+    private DataManager Data { get; }
+
+    private readonly Dictionary<uint, TextureWrap> _itemIcons = new();
+    private readonly Dictionary<uint, TextureWrap> _statusIcons = new();
+
+    internal IReadOnlyDictionary<uint, TextureWrap> ItemIcons => this._itemIcons;
+    internal IReadOnlyDictionary<uint, TextureWrap> StatusIcons => this._statusIcons;
+
+    internal TextureCache(DataManager data) {
+        this.Data = data;
+    }
+
+    public void Dispose() {
+        var allIcons = this.ItemIcons.Values
+            .Concat(this.StatusIcons.Values);
+        
+        foreach (var tex in allIcons) {
+            tex.Dispose();
+        }
+    }
+
+    private void AddIcon(IDictionary<uint, TextureWrap> dict, uint icon) {
+        if (dict.ContainsKey(icon)) {
+            return;
+        }
+        
+        var tex = this.Data.GetImGuiTextureIcon(icon);
+        if (tex != null) {
+            dict[icon] = tex;
+        }
+    }
+
+    internal void AddItem(Item item) {
+        this.AddIcon(this._itemIcons, item.Icon);
+    }
+
+    internal void AddStatus(Status status) {
+        this.AddIcon(this._statusIcons, status.Icon);
+    }
+
+    internal TextureWrap? GetItem(Item item) {
+        this.AddItem(item);
+        this.ItemIcons.TryGetValue(item.Icon, out var icon);
+        return icon;
+    }
+
+    internal TextureWrap? GetStatus(Status status) {
+        this.AddStatus(status);
+        this.StatusIcons.TryGetValue(status.Icon, out var icon);
+        return icon;
+    }
+}