From 46c7e1c993fa3259e109aaa9c554583d384dc37d Mon Sep 17 00:00:00 2001
From: lights <lightsever@hotmail.com>
Date: Sat, 3 Jan 2026 11:30:27 +0800
Subject: [PATCH] read tileset userdatas

---
 .../Aseprite/Types/AsepriteTileset.cs         |  9 ++++++++
 .../AsepriteDotNet/IO/AsepriteFileLoader.cs   | 21 +++++++++++++++++--
 2 files changed, 28 insertions(+), 2 deletions(-)

diff --git a/source/AsepriteDotNet/Aseprite/Types/AsepriteTileset.cs b/source/AsepriteDotNet/Aseprite/Types/AsepriteTileset.cs
index d4202e1..fe2292a 100644
--- a/source/AsepriteDotNet/Aseprite/Types/AsepriteTileset.cs
+++ b/source/AsepriteDotNet/Aseprite/Types/AsepriteTileset.cs
@@ -47,6 +47,9 @@ public sealed class AsepriteTileset
     /// </summary>
     public ReadOnlySpan<Rgba32> Pixels => _pixels;
 
+    public AsepriteUserData UserData { get; }
+    public AsepriteUserData[] TileUserDatas {  get; }
+
     internal AsepriteTileset(AsepriteTilesetProperties tilesetProperties, string name, Rgba32[] pixels)
     {
         ID = (int)tilesetProperties.Id;
@@ -57,5 +60,11 @@ internal AsepriteTileset(AsepriteTilesetProperties tilesetProperties, string nam
         TileSize = new Size(tilesetProperties.TileWidth, tilesetProperties.TileHeight);
         Name = name;
         _pixels = pixels;
+        UserData = new AsepriteUserData();
+        TileUserDatas = new AsepriteUserData[TileCount];
+        for(var i=0;i<TileUserDatas.Length;i++)
+        {
+            TileUserDatas[i] = new AsepriteUserData();
+        }
     }
 }
diff --git a/source/AsepriteDotNet/IO/AsepriteFileLoader.cs b/source/AsepriteDotNet/IO/AsepriteFileLoader.cs
index 8456020..30cd426 100644
--- a/source/AsepriteDotNet/IO/AsepriteFileLoader.cs
+++ b/source/AsepriteDotNet/IO/AsepriteFileLoader.cs
@@ -277,6 +277,8 @@ private static AsepriteFile LoadFile(string fileName, AsepriteBinaryReader reade
         List<AsepriteTag> tags = new List<AsepriteTag>();
         List<AsepriteSlice> slices = new List<AsepriteSlice>();
         List<AsepriteTileset> tilesets = new List<AsepriteTileset>();
+        int tilesetUserDataIndex = 0;
+
         AsepriteUserData spriteUserData = new AsepriteUserData();
 
         //  Read frame-by-frame until all frames are read.
@@ -508,8 +510,22 @@ private static AsepriteFile LoadFile(string fileName, AsepriteBinaryReader reade
                             {
                                 color = reader.ReadUnsafe<Rgba32>(Rgba32.StructSize);
                             }
-
-                            if (currentUserData is null && paletteRead)
+                            if (lastReadChunkType == ASE_CHUNK_TILESET)
+                            {
+                                var lasttileset = tilesets.Last();
+                                if (tilesetUserDataIndex == -1)
+                                {
+                                    lasttileset.UserData.Text = text;
+                                    lasttileset.UserData.Color = color;
+                                }
+                                else
+                                {
+                                    lasttileset.TileUserDatas[tilesetUserDataIndex].Text = text;
+                                    lasttileset.TileUserDatas[tilesetUserDataIndex].Color = color;
+                                }
+                                tilesetUserDataIndex++;
+                            }
+                            else if (currentUserData is null && paletteRead)
                             {
                                 spriteUserData.Text = text;
                                 spriteUserData.Color = color;
@@ -603,6 +619,7 @@ private static AsepriteFile LoadFile(string fileName, AsepriteBinaryReader reade
                             AsepriteTileset tileset = new AsepriteTileset(properties, tilesetName, pixels);
                             tilesets.Add(tileset);
                             lastReadChunkType = chunkHeader.ChunkType;
+                            tilesetUserDataIndex = -1;
                         }
                         break;