add: Item Manager

src/ItemManagers/Generic/SkinItem.cs

@@ -0,0 +1,33 @@
+using Godot;
+using Polonium.SkinManagers.Generic;
+
+namespace Polonium.ItemManagers.Generic;
+
+public abstract partial class SkinItem<TItem, TSkin> : SkinItem
+    where TItem : SkinItem<TItem, TSkin>
+    where TSkin : Skin<TSkin>
+{
+    public new TSkin Skin
+    {
+        get => base.Skin as TSkin;
+        set => base.Skin = value;
+    }
+
+    public new abstract class Template : SkinItem.Template
+    {
+        public Dictionary<int, (Color, bool)> DyeInfo { get; set; } = new();
+        public override SkinItem Get => GenericGet<TItem, TSkin>();
+
+        public virtual void Return(TItem item) => GenericReturn<TItem, TSkin>(item);
+
+        public override void Modify(SkinItem obj)
+        {
+            foreach (int key in DyeInfo.Keys)
+            {
+                (Color c, bool g) = DyeInfo[key];
+                obj.Skin.Dye(key, c, g);
+            }
+        }
+    }
+
+}