draft: texture button

src/Attributes/ProxyProperty.cs

@@ -0,0 +1,6 @@
+namespace Polonium.Attributes;
+[AttributeUsage(AttributeTargets.Property)]
+public class ProxyProperty : Attribute
+{
+    
+}

src/DataStructures/TextureSet.cs

@@ -0,0 +1,33 @@
+using Godot;
+using FileAccess = Godot.FileAccess;
+
+namespace Polonium.DataStructures;
+
+public class TextureSet
+{
+    public TextureSet(string path)
+    {
+        Normal = LoadTexture($"{path}/Normal");
+        Pressed = LoadTexture($"{path}/Pressed");
+        Disabled = LoadTexture($"{path}/Disabled");
+        Hover = LoadTexture($"{path}/Hover");
+        Focused = LoadTexture($"{path}/Focused");
+    }
+    public Texture2D Normal { get; init; }
+    public Texture2D Pressed { get; init; }
+    public Texture2D Hover { get; init; }
+    public Texture2D Disabled { get; init; }
+    public Texture2D Focused { get; init; }
+
+    private static Texture2D LoadTexture(string path)
+    {
+        Texture2D res = new();
+        if(FileAccess.FileExists($"{path}.png"))
+            res = ResourceLoader.Load<Texture2D>($"{path}.png");
+        else if(DirAccess.DirExistsAbsolute($"{path}.at_dir"))
+            res = Utils.LoadAnimatedTextureFromDirectory($"{path}.at_dir");
+        return res;
+    }
+    
+
+}

src/Utils.cs

@@ -1,4 +1,5 @@
 using System.Reflection;
+using Godot;
 
 namespace Polonium;
 
@@ -15,4 +16,31 @@ public static class Utils
             return e.Types.Where(t => t != null);
         }
     }
+    
+    private static Dictionary<StringName, AnimatedTexture> AnimatedTextureCache = new ();
+    public static AnimatedTexture LoadAnimatedTextureFromDirectory(StringName path)
+    {
+        try
+        {
+            if (!AnimatedTextureCache.ContainsKey(path))
+            {
+                AnimatedTextureCache[path] = new AnimatedTexture();
+                int f = 0;
+                foreach (string fname in DirAccess.GetFilesAt(path))
+                {
+                    if (!fname.EndsWith(".png"))
+                        continue;
+                    AnimatedTextureCache[path].SetFrameTexture(f, ResourceLoader.Load<Texture2D>(fname));
+                }
+            }
+
+            return AnimatedTextureCache[path];
+        }
+        catch (Exception e)
+        {
+            return null;
+        }
+    }
+    
+    
 }