更新至v0.12.5

README.md

@@ -10,6 +10,12 @@
 
 ![previewer](img/preview.webp)
 
+---
+
+:sparkles: `v0.12.5` 新特性: 支持自定义槽位附件 :sparkles:
+
+---
+
 ## 安装
 
 前往 [Release](https://github.com/ww-rm/SpineViewer/releases) 界面下载压缩包.

SpineViewer/Controls/SpineViewPropertyGrid.Designer.cs

@@ -39,8 +39,9 @@
             tabPage_Skin = new TabPage();
             propertyGrid_Skin = new PropertyGrid();
             contextMenuStrip_Skin = new ContextMenuStrip(components);
-            toolStripMenuItem_AddSkin = new ToolStripMenuItem();
-            toolStripMenuItem_RemoveSkin = new ToolStripMenuItem();
+            toolStripMenuItem_ReloadSkins = new ToolStripMenuItem();
+            tabPage_Slot = new TabPage();
+            propertyGrid_Slot = new PropertyGrid();
             tabPage_Animation = new TabPage();
             propertyGrid_Animation = new PropertyGrid();
             contextMenuStrip_Animation = new ContextMenuStrip(components);
@@ -54,6 +55,7 @@
             tabPage_Transform.SuspendLayout();
             tabPage_Skin.SuspendLayout();
             contextMenuStrip_Skin.SuspendLayout();
+            tabPage_Slot.SuspendLayout();
             tabPage_Animation.SuspendLayout();
             contextMenuStrip_Animation.SuspendLayout();
             tabPage_Debug.SuspendLayout();
@@ -66,6 +68,7 @@
             tabControl.Controls.Add(tabPage_Render);
             tabControl.Controls.Add(tabPage_Transform);
             tabControl.Controls.Add(tabPage_Skin);
+            tabControl.Controls.Add(tabPage_Slot);
             tabControl.Controls.Add(tabPage_Animation);
             tabControl.Controls.Add(tabPage_Debug);
             tabControl.Dock = DockStyle.Fill;
@@ -108,7 +111,7 @@
             tabPage_Render.Location = new Point(4, 4);
             tabPage_Render.Margin = new Padding(0);
             tabPage_Render.Name = "tabPage_Render";
-            tabPage_Render.Size = new Size(364, 380);
+            tabPage_Render.Size = new Size(364, 370);
             tabPage_Render.TabIndex = 1;
             tabPage_Render.Text = "渲染";
             // 
@@ -119,7 +122,7 @@
             propertyGrid_Render.Location = new Point(0, 0);
             propertyGrid_Render.Name = "propertyGrid_Render";
             propertyGrid_Render.PropertySort = PropertySort.Alphabetical;
-            propertyGrid_Render.Size = new Size(364, 380);
+            propertyGrid_Render.Size = new Size(364, 370);
             propertyGrid_Render.TabIndex = 1;
             propertyGrid_Render.ToolbarVisible = false;
             // 
@@ -130,7 +133,7 @@
             tabPage_Transform.Location = new Point(4, 4);
             tabPage_Transform.Margin = new Padding(0);
             tabPage_Transform.Name = "tabPage_Transform";
-            tabPage_Transform.Size = new Size(364, 380);
+            tabPage_Transform.Size = new Size(364, 370);
             tabPage_Transform.TabIndex = 2;
             tabPage_Transform.Text = "变换";
             // 
@@ -141,7 +144,7 @@
             propertyGrid_Transform.Location = new Point(0, 0);
             propertyGrid_Transform.Name = "propertyGrid_Transform";
             propertyGrid_Transform.PropertySort = PropertySort.Alphabetical;
-            propertyGrid_Transform.Size = new Size(364, 380);
+            propertyGrid_Transform.Size = new Size(364, 370);
             propertyGrid_Transform.TabIndex = 1;
             propertyGrid_Transform.ToolbarVisible = false;
             // 
@@ -152,7 +155,7 @@
             tabPage_Skin.Location = new Point(4, 4);
             tabPage_Skin.Margin = new Padding(0);
             tabPage_Skin.Name = "tabPage_Skin";
-            tabPage_Skin.Size = new Size(364, 380);
+            tabPage_Skin.Size = new Size(364, 370);
             tabPage_Skin.TabIndex = 3;
             tabPage_Skin.Text = "皮肤";
             // 
@@ -164,31 +167,45 @@
             propertyGrid_Skin.Location = new Point(0, 0);
             propertyGrid_Skin.Name = "propertyGrid_Skin";
             propertyGrid_Skin.PropertySort = PropertySort.NoSort;
-            propertyGrid_Skin.Size = new Size(364, 380);
+            propertyGrid_Skin.Size = new Size(364, 370);
             propertyGrid_Skin.TabIndex = 1;
             propertyGrid_Skin.ToolbarVisible = false;
             // 
             // contextMenuStrip_Skin
             // 
             contextMenuStrip_Skin.ImageScalingSize = new Size(24, 24);
-            contextMenuStrip_Skin.Items.AddRange(new ToolStripItem[] { toolStripMenuItem_AddSkin, toolStripMenuItem_RemoveSkin });
+            contextMenuStrip_Skin.Items.AddRange(new ToolStripItem[] { toolStripMenuItem_ReloadSkins });
             contextMenuStrip_Skin.Name = "contextMenuStrip1";
-            contextMenuStrip_Skin.Size = new Size(117, 64);
-            contextMenuStrip_Skin.Opening += contextMenuStrip_Skin_Opening;
+            contextMenuStrip_Skin.Size = new Size(225, 34);
             // 
-            // toolStripMenuItem_AddSkin
+            // toolStripMenuItem_ReloadSkins
             // 
-            toolStripMenuItem_AddSkin.Name = "toolStripMenuItem_AddSkin";
-            toolStripMenuItem_AddSkin.Size = new Size(116, 30);
-            toolStripMenuItem_AddSkin.Text = "添加";
-            toolStripMenuItem_AddSkin.Click += toolStripMenuItem_AddSkin_Click;
+            toolStripMenuItem_ReloadSkins.Name = "toolStripMenuItem_ReloadSkins";
+            toolStripMenuItem_ReloadSkins.Size = new Size(224, 30);
+            toolStripMenuItem_ReloadSkins.Text = "重新加载所选皮肤";
+            toolStripMenuItem_ReloadSkins.Click += toolStripMenuItem_ReloadSkins_Click;
             // 
-            // toolStripMenuItem_RemoveSkin
+            // tabPage_Slot
             // 
-            toolStripMenuItem_RemoveSkin.Name = "toolStripMenuItem_RemoveSkin";
-            toolStripMenuItem_RemoveSkin.Size = new Size(116, 30);
-            toolStripMenuItem_RemoveSkin.Text = "移除";
-            toolStripMenuItem_RemoveSkin.Click += toolStripMenuItem_RemoveSkin_Click;
+            tabPage_Slot.BackColor = SystemColors.Control;
+            tabPage_Slot.Controls.Add(propertyGrid_Slot);
+            tabPage_Slot.Location = new Point(4, 4);
+            tabPage_Slot.Margin = new Padding(0);
+            tabPage_Slot.Name = "tabPage_Slot";
+            tabPage_Slot.Size = new Size(364, 370);
+            tabPage_Slot.TabIndex = 6;
+            tabPage_Slot.Text = "插槽";
+            // 
+            // propertyGrid_Slot
+            // 
+            propertyGrid_Slot.Dock = DockStyle.Fill;
+            propertyGrid_Slot.HelpVisible = false;
+            propertyGrid_Slot.Location = new Point(0, 0);
+            propertyGrid_Slot.Name = "propertyGrid_Slot";
+            propertyGrid_Slot.PropertySort = PropertySort.Alphabetical;
+            propertyGrid_Slot.Size = new Size(364, 370);
+            propertyGrid_Slot.TabIndex = 2;
+            propertyGrid_Slot.ToolbarVisible = false;
             // 
             // tabPage_Animation
             // 
@@ -197,7 +214,7 @@
             tabPage_Animation.Location = new Point(4, 4);
             tabPage_Animation.Margin = new Padding(0);
             tabPage_Animation.Name = "tabPage_Animation";
-            tabPage_Animation.Size = new Size(364, 380);
+            tabPage_Animation.Size = new Size(364, 370);
             tabPage_Animation.TabIndex = 4;
             tabPage_Animation.Text = "动画";
             // 
@@ -209,7 +226,7 @@
             propertyGrid_Animation.Location = new Point(0, 0);
             propertyGrid_Animation.Name = "propertyGrid_Animation";
             propertyGrid_Animation.PropertySort = PropertySort.NoSort;
-            propertyGrid_Animation.Size = new Size(364, 380);
+            propertyGrid_Animation.Size = new Size(364, 370);
             propertyGrid_Animation.TabIndex = 1;
             propertyGrid_Animation.ToolbarVisible = false;
             // 
@@ -241,7 +258,7 @@
             tabPage_Debug.Controls.Add(propertyGrid_Debug);
             tabPage_Debug.Location = new Point(4, 4);
             tabPage_Debug.Name = "tabPage_Debug";
-            tabPage_Debug.Size = new Size(364, 380);
+            tabPage_Debug.Size = new Size(364, 370);
             tabPage_Debug.TabIndex = 5;
             tabPage_Debug.Text = "调试";
             // 
@@ -252,16 +269,16 @@
             propertyGrid_Debug.Location = new Point(0, 0);
             propertyGrid_Debug.Name = "propertyGrid_Debug";
             propertyGrid_Debug.PropertySort = PropertySort.NoSort;
-            propertyGrid_Debug.Size = new Size(364, 380);
+            propertyGrid_Debug.Size = new Size(364, 370);
             propertyGrid_Debug.TabIndex = 2;
             propertyGrid_Debug.ToolbarVisible = false;
             // 
-            // SpinePropertyGrid
+            // SpineViewPropertyGrid
             // 
             AutoScaleDimensions = new SizeF(11F, 24F);
             AutoScaleMode = AutoScaleMode.Font;
             Controls.Add(tabControl);
-            Name = "SpinePropertyGrid";
+            Name = "SpineViewPropertyGrid";
             Size = new Size(372, 448);
             tabControl.ResumeLayout(false);
             tabPage_BaseInfo.ResumeLayout(false);
@@ -269,6 +286,7 @@
             tabPage_Transform.ResumeLayout(false);
             tabPage_Skin.ResumeLayout(false);
             contextMenuStrip_Skin.ResumeLayout(false);
+            tabPage_Slot.ResumeLayout(false);
             tabPage_Animation.ResumeLayout(false);
             contextMenuStrip_Animation.ResumeLayout(false);
             tabPage_Debug.ResumeLayout(false);
@@ -290,11 +308,12 @@
         private PropertyGrid propertyGrid_Animation;
         private ContextMenuStrip contextMenuStrip_Skin;
         private ContextMenuStrip contextMenuStrip_Animation;
-        private ToolStripMenuItem toolStripMenuItem_AddSkin;
-        private ToolStripMenuItem toolStripMenuItem_RemoveSkin;
+        private ToolStripMenuItem toolStripMenuItem_ReloadSkins;
         private ToolStripMenuItem toolStripMenuItem_AddAnimation;
         private ToolStripMenuItem toolStripMenuItem_RemoveAnimation;
         private TabPage tabPage_Debug;
         private PropertyGrid propertyGrid_Debug;
+        private TabPage tabPage_Slot;
+        private PropertyGrid propertyGrid_Slot;
     }
 }

SpineViewer/Controls/SpineViewPropertyGrid.cs

@@ -34,6 +34,7 @@ namespace SpineViewer.Controls
                     propertyGrid_Render.SelectedObject = null;
                     propertyGrid_Transform.SelectedObject = null;
                     propertyGrid_Skin.SelectedObject = null;
+                    propertyGrid_Slot.SelectedObject = null;
                     propertyGrid_Animation.SelectedObject = null;
                     propertyGrid_Debug.SelectedObject = null;
                 }
@@ -44,6 +45,7 @@ namespace SpineViewer.Controls
                     propertyGrid_Render.SelectedObjects = value.Select(e => e.Render).ToArray();
                     propertyGrid_Transform.SelectedObjects = value.Select(e => e.Transform).ToArray();
                     propertyGrid_Skin.SelectedObjects = value.Select(e => e.Skin).ToArray();
+                    propertyGrid_Slot.SelectedObjects = value.Select(e => e.Slot).ToArray();
                     propertyGrid_Animation.SelectedObjects = value.Select(e => e.Animation).ToArray();
                     propertyGrid_Debug.SelectedObjects = value.Select(e => e.Debug).ToArray();
                 }
@@ -51,20 +53,6 @@ namespace SpineViewer.Controls
         }
         private SpineObjectProperty[]? selectedSpines = null;
 
-        private void contextMenuStrip_Skin_Opening(object sender, CancelEventArgs e)
-        {
-            if (selectedSpines?.Length == 1)
-            {
-                toolStripMenuItem_AddSkin.Enabled = true;
-                toolStripMenuItem_RemoveSkin.Enabled = propertyGrid_Skin.SelectedGridItem.Value is SkinNameProperty;
-            }
-            else
-            {
-                toolStripMenuItem_AddSkin.Enabled = false;
-                toolStripMenuItem_RemoveSkin.Enabled = false;
-            }
-        }
-
         private void contextMenuStrip_Animation_Opening(object sender, CancelEventArgs e)
         {
             if (selectedSpines?.Length == 1)
@@ -79,31 +67,10 @@ namespace SpineViewer.Controls
             }
         }
 
-        private void toolStripMenuItem_AddSkin_Click(object sender, EventArgs e)
+        private void toolStripMenuItem_ReloadSkins_Click(object sender, EventArgs e)
         {
-            if (selectedSpines?.Length != 1) return;
-
-            var spine = selectedSpines[0].Skin.Spine;
-
-            if (spine.SkinNames.Count <= 0)
-            {
-                MessagePopup.Info("没有可用的皮肤");
-                return;
-            }
-
-            spine.LoadSkin(spine.SkinNames[0]);
-            propertyGrid_Skin.Refresh();
-        }
-
-        private void toolStripMenuItem_RemoveSkin_Click(object sender, EventArgs e)
-        {
-            if (selectedSpines?.Length != 1) return;
-
-            if (propertyGrid_Skin.SelectedGridItem.Value is SkinNameProperty wrapper)
-            {
-                selectedSpines[0].Skin.Spine.UnloadSkin(wrapper.Index);
-                propertyGrid_Skin.Refresh();
-            }
+            foreach (var sp in selectedSpines)
+                sp.Spine.ReloadSkins();
         }
 
         private void toolStripMenuItem_AddAnimation_Click(object sender, EventArgs e)

SpineViewer/Spine/Implementations/SpineObject/SpineObject21.cs

@@ -1,6 +1,8 @@
 using System;
 using System.Collections;
+using System.Collections.Frozen;
 using System.Collections.Generic;
+using System.Collections.Immutable;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
@@ -61,6 +63,11 @@ namespace SpineViewer.Spine.Implementations.SpineObject
         // 2.1.x 不支持剪裁
         //private SkeletonClipping clipping = new(); 
 
+        /// <summary>
+        /// 所有插槽在所有皮肤中可用的附件集合
+        /// </summary>
+        private readonly Dictionary<string, Dictionary<string, Attachment>> slotAttachments = [];
+
         public SpineObject21(string skelPath, string atlasPath) : base(skelPath, atlasPath)
         {
             atlas = new Atlas(AtlasPath, textureLoader);
@@ -87,11 +94,19 @@ namespace SpineViewer.Spine.Implementations.SpineObject
                 }
             }
 
-            foreach (var skin in skeletonData.Skins)
-                skinNames.Add(skin.Name);
-
-            foreach (var anime in skeletonData.Animations)
-                animationNames.Add(anime.Name);
+            foreach (var sk in skeletonData.Skins)
+            {
+                foreach (var (k, att) in sk.Attachments)
+                {
+                    var slotName = skeletonData.Slots[k.Key].Name;
+                    if (!slotAttachments.TryGetValue(slotName, out var attachments))
+                        slotAttachments[slotName] = attachments = new() { [EMPTY_ATTACHMENT] = null };
+                    attachments[att.Name] = att;
+                }
+            }
+            SlotAttachmentNames = slotAttachments.ToFrozenDictionary(item => item.Key, item => item.Value.Keys.ToImmutableArray());
+            SkinNames = skeletonData.Skins.Select(v => v.Name).Where(v => v != "default").ToImmutableArray();
+            AnimationNames = [EMPTY_ANIMATION, .. skeletonData.Animations.Select(v => v.Name)];
 
             skeleton = new Skeleton(skeletonData) { Skin = new(Guid.NewGuid().ToString()) }; // 挂载一个空皮肤当作容器
             animationStateData = new AnimationStateData(skeletonData);
@@ -137,15 +152,15 @@ namespace SpineViewer.Spine.Implementations.SpineObject
                 }
 
                 // reload skel-dependent data
+                skeleton = new Skeleton(skeletonData) { Skin = new(Guid.NewGuid().ToString()) };
                 animationStateData = new AnimationStateData(skeletonData) { DefaultMix = animationStateData.DefaultMix };
-                skeleton = new Skeleton(skeletonData);
                 animationState = new AnimationState(animationStateData);
 
                 // 恢复状态
                 position = pos;
                 flipX = fX;
                 flipY = fY;
-                foreach (var s in loadedSkins) addSkin(s);
+                reloadSkins();
                 for (int i = 0; i < animations.Length; i++) setAnimation(i, animations[i]);
             }
         }
@@ -172,6 +187,16 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             set => skeleton.FlipY = value;
         }
 
+        protected override string getSlotAttachment(string slot) => skeleton.FindSlot(slot)?.Attachment?.Name ?? EMPTY_ATTACHMENT;
+
+        protected override void setSlotAttachment(string slot, string name)
+        {
+            if (slotAttachments.TryGetValue(slot, out var attachments)
+                && attachments.TryGetValue(name, out var att)
+                && skeleton.FindSlot(slot) is Slot s)
+                s.Attachment = att;
+        }
+
         protected override void addSkin(string name)
         {
             if (skeletonData.FindSkin(name) is Skin sk)
@@ -183,7 +208,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             skeleton.SetSlotsToSetupPose();
         }
 
-        protected override void clearSkin()
+        protected override void clearSkins()
         {
             skeleton.Skin.Attachments.Clear();
             skeleton.SetSlotsToSetupPose();
@@ -197,7 +222,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
         {
             if (name == EMPTY_ANIMATION)
                 animationState.SetAnimation(track, EmptyAnimation, false);
-            else if (animationNames.Contains(name))
+            else if (AnimationNames.Contains(name))
                 animationState.SetAnimation(track, name, true);
         }
 
@@ -221,7 +246,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             tmpSkeleton.FlipY = skeleton.FlipY;
             tmpSkeleton.X = skeleton.X;
             tmpSkeleton.Y = skeleton.Y;
-            foreach (var name in loadedSkins)
+            foreach (var (name, _) in skinLoadStatus.Where(e => e.Value))
             {
                 foreach (var (k, v) in skeletonData.FindSkin(name).Attachments)
                     tmpSkeleton.Skin.AddAttachment(k.Key, k.Value, v);

SpineViewer/Spine/Implementations/SpineObject/SpineObject36.cs

@@ -1,6 +1,8 @@
 using System;
 using System.Collections;
+using System.Collections.Frozen;
 using System.Collections.Generic;
+using System.Collections.Immutable;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
@@ -60,6 +62,11 @@ namespace SpineViewer.Spine.Implementations.SpineObject
 
         private readonly SkeletonClipping clipping = new();
 
+        /// <summary>
+        /// 所有插槽在所有皮肤中可用的附件集合
+        /// </summary>
+        private readonly Dictionary<string, Dictionary<string, Attachment>> slotAttachments = [];
+
         public SpineObject36(string skelPath, string atlasPath) : base(skelPath, atlasPath)
         {
             atlas = new Atlas(AtlasPath, textureLoader);
@@ -86,11 +93,19 @@ namespace SpineViewer.Spine.Implementations.SpineObject
                 }
             }
 
-            foreach (var skin in skeletonData.Skins)
-                skinNames.Add(skin.Name);
-
-            foreach (var anime in skeletonData.Animations)
-                animationNames.Add(anime.Name);
+            foreach (var sk in skeletonData.Skins)
+            {
+                foreach (var (k, att) in sk.Attachments)
+                {
+                    var slotName = skeletonData.Slots.Items[k.slotIndex].Name;
+                    if (!slotAttachments.TryGetValue(slotName, out var attachments))
+                        slotAttachments[slotName] = attachments = new() { [EMPTY_ATTACHMENT] = null };
+                    attachments[att.Name] = att;
+                }
+            }
+            SlotAttachmentNames = slotAttachments.ToFrozenDictionary(item => item.Key, item => item.Value.Keys.ToImmutableArray());
+            SkinNames = skeletonData.Skins.Select(v => v.Name).Where(v => v != "default").ToImmutableArray();
+            AnimationNames = [EMPTY_ANIMATION, .. skeletonData.Animations.Select(v => v.Name)];
 
             skeleton = new Skeleton(skeletonData) { Skin = new(Guid.NewGuid().ToString()) }; // 挂载一个空皮肤当作容器
             animationStateData = new AnimationStateData(skeletonData);
@@ -136,15 +151,15 @@ namespace SpineViewer.Spine.Implementations.SpineObject
                 }
 
                 // reload skel-dependent data
+                skeleton = new Skeleton(skeletonData) { Skin = new(Guid.NewGuid().ToString()) };
                 animationStateData = new AnimationStateData(skeletonData) { DefaultMix = animationStateData.DefaultMix };
-                skeleton = new Skeleton(skeletonData);
                 animationState = new AnimationState(animationStateData);
 
                 // 恢复状态
                 position = pos;
                 flipX = fX;
                 flipY = fY;
-                foreach (var s in loadedSkins) addSkin(s);
+                reloadSkins();
                 for (int i = 0; i < animations.Length; i++) setAnimation(i, animations[i]);
             }
         }
@@ -171,6 +186,16 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             set => skeleton.FlipY = value;
         }
 
+        protected override string getSlotAttachment(string slot) => skeleton.FindSlot(slot)?.Attachment?.Name ?? EMPTY_ATTACHMENT;
+
+        protected override void setSlotAttachment(string slot, string name)
+        {
+            if (slotAttachments.TryGetValue(slot, out var attachments)
+                && attachments.TryGetValue(name, out var att)
+                && skeleton.FindSlot(slot) is Slot s)
+                s.Attachment = att;
+        }
+
         protected override void addSkin(string name)
         {
             if (skeletonData.FindSkin(name) is Skin sk)
@@ -182,7 +207,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             skeleton.SetSlotsToSetupPose();
         }
 
-        protected override void clearSkin()
+        protected override void clearSkins()
         {
             skeleton.Skin.Attachments.Clear();
             skeleton.SetSlotsToSetupPose();
@@ -196,7 +221,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
         {
             if (name == EMPTY_ANIMATION)
                 animationState.SetAnimation(track, EmptyAnimation, false);
-            else if (animationNames.Contains(name))
+            else if (AnimationNames.Contains(name))
                 animationState.SetAnimation(track, name, true);
         }
 
@@ -221,7 +246,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             tmpSkeleton.FlipY = skeleton.FlipY;
             tmpSkeleton.X = skeleton.X;
             tmpSkeleton.Y = skeleton.Y;
-            foreach (var name in loadedSkins)
+            foreach (var (name, _) in skinLoadStatus.Where(e => e.Value))
             {
                 foreach (var (k, v) in skeletonData.FindSkin(name).Attachments)
                     tmpSkeleton.Skin.AddAttachment(k.slotIndex, k.name, v);

SpineViewer/Spine/Implementations/SpineObject/SpineObject37.cs

@@ -1,5 +1,7 @@
 using System;
+using System.Collections.Frozen;
 using System.Collections.Generic;
+using System.Collections.Immutable;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -57,6 +59,11 @@ namespace SpineViewer.Spine.Implementations.SpineObject
 
         private readonly SkeletonClipping clipping = new();
 
+        /// <summary>
+        /// 所有插槽在所有皮肤中可用的附件集合
+        /// </summary>
+        private readonly Dictionary<string, Dictionary<string, Attachment>> slotAttachments = [];
+
         public SpineObject37(string skelPath, string atlasPath) : base(skelPath, atlasPath)
         {
             atlas = new Atlas(AtlasPath, textureLoader);
@@ -83,11 +90,19 @@ namespace SpineViewer.Spine.Implementations.SpineObject
                 }
             }
 
-            foreach (var skin in skeletonData.Skins)
-                skinNames.Add(skin.Name);
-
-            foreach (var anime in skeletonData.Animations)
-                animationNames.Add(anime.Name);
+            foreach (var sk in skeletonData.Skins)
+            {
+                foreach (var (k, att) in sk.Attachments)
+                {
+                    var slotName = skeletonData.Slots.Items[k.slotIndex].Name;
+                    if (!slotAttachments.TryGetValue(slotName, out var attachments))
+                        slotAttachments[slotName] = attachments = new() { [EMPTY_ATTACHMENT] = null };
+                    attachments[att.Name] = att;
+                }
+            }
+            SlotAttachmentNames = slotAttachments.ToFrozenDictionary(item => item.Key, item => item.Value.Keys.ToImmutableArray());
+            SkinNames = skeletonData.Skins.Select(v => v.Name).Where(v => v != "default").ToImmutableArray();
+            AnimationNames = [EMPTY_ANIMATION, .. skeletonData.Animations.Select(v => v.Name)];
 
             skeleton = new Skeleton(skeletonData) { Skin = new(Guid.NewGuid().ToString()) }; // 挂载一个空皮肤当作容器
             animationStateData = new AnimationStateData(skeletonData);
@@ -142,6 +157,16 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             }
         }
 
+        protected override string getSlotAttachment(string slot) => skeleton.FindSlot(slot)?.Attachment?.Name ?? EMPTY_ATTACHMENT;
+
+        protected override void setSlotAttachment(string slot, string name)
+        {
+            if (slotAttachments.TryGetValue(slot, out var attachments)
+                && attachments.TryGetValue(name, out var att)
+                && skeleton.FindSlot(slot) is Slot s)
+                s.Attachment = att;
+        }
+
         protected override void addSkin(string name)
         {
             if (skeletonData.FindSkin(name) is Skin sk)
@@ -153,7 +178,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             skeleton.SetSlotsToSetupPose();
         }
 
-        protected override void clearSkin()
+        protected override void clearSkins()
         {
             skeleton.Skin.Attachments.Clear();
             skeleton.SetSlotsToSetupPose();
@@ -167,7 +192,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
         {
             if (name == EMPTY_ANIMATION)
                 animationState.SetAnimation(track, EmptyAnimation, false);
-            else if (animationNames.Contains(name))
+            else if (AnimationNames.Contains(name))
                 animationState.SetAnimation(track, name, true);
         }
 
@@ -192,7 +217,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             tmpSkeleton.ScaleY = skeleton.ScaleY;
             tmpSkeleton.X = skeleton.X;
             tmpSkeleton.Y = skeleton.Y;
-            foreach (var name in loadedSkins)
+            foreach (var (name, _) in skinLoadStatus.Where(e => e.Value))
             {
                 foreach (var (k, v) in skeletonData.FindSkin(name).Attachments)
                     tmpSkeleton.Skin.AddAttachment(k.slotIndex, k.name, v);

SpineViewer/Spine/Implementations/SpineObject/SpineObject38.cs

@@ -1,5 +1,7 @@
 using System;
+using System.Collections.Frozen;
 using System.Collections.Generic;
+using System.Collections.Immutable;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
@@ -64,6 +66,11 @@ namespace SpineViewer.Spine.Implementations.SpineObject
 
         private readonly SkeletonClipping clipping = new();
 
+        /// <summary>
+        /// 所有插槽在所有皮肤中可用的附件集合
+        /// </summary>
+        private readonly Dictionary<string, Dictionary<string, Attachment>> slotAttachments = [];
+
         public SpineObject38(string skelPath, string atlasPath) : base(skelPath, atlasPath)
         {
             atlas = new Atlas(AtlasPath, textureLoader);
@@ -90,11 +97,19 @@ namespace SpineViewer.Spine.Implementations.SpineObject
                 }
             }
 
-            foreach (var skin in skeletonData.Skins)
-                skinNames.Add(skin.Name);
-
-            foreach (var anime in skeletonData.Animations)
-                animationNames.Add(anime.Name);
+            foreach (var sk in skeletonData.Skins)
+            {
+                foreach (var (k, att) in sk.Attachments)
+                {
+                    var slotName = skeletonData.Slots.Items[k.SlotIndex].Name;
+                    if (!slotAttachments.TryGetValue(slotName, out var attachments))
+                        slotAttachments[slotName] = attachments = new() { [EMPTY_ATTACHMENT] = null };
+                    attachments[att.Name] = att;
+                }
+            }
+            SlotAttachmentNames = slotAttachments.ToFrozenDictionary(item => item.Key, item => item.Value.Keys.ToImmutableArray());
+            SkinNames = skeletonData.Skins.Select(v => v.Name).Where(v => v != "default").ToImmutableArray();
+            AnimationNames = [EMPTY_ANIMATION, .. skeletonData.Animations.Select(v => v.Name)];
 
             skeleton = new Skeleton(skeletonData) { Skin = new(Guid.NewGuid().ToString()) }; // 挂载一个空皮肤当作容器
             animationStateData = new AnimationStateData(skeletonData);
@@ -149,6 +164,16 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             }
         }
 
+        protected override string getSlotAttachment(string slot) => skeleton.FindSlot(slot)?.Attachment?.Name ?? EMPTY_ATTACHMENT;
+
+        protected override void setSlotAttachment(string slot, string name)
+        {
+            if (slotAttachments.TryGetValue(slot, out var attachments) 
+                && attachments.TryGetValue(name, out var att) 
+                && skeleton.FindSlot(slot) is Slot s)
+                s.Attachment = att;
+        }
+
         protected override void addSkin(string name)
         {
             if (skeletonData.FindSkin(name) is Skin sk)
@@ -158,7 +183,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             }
         }
 
-        protected override void clearSkin()
+        protected override void clearSkins()
         {
             skeleton.Skin.Clear();
             skeleton.SetSlotsToSetupPose();
@@ -172,7 +197,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
         {
             if (name == EMPTY_ANIMATION)
                 animationState.SetAnimation(track, EmptyAnimation, false);
-            else if (animationNames.Contains(name))
+            else if (AnimationNames.Contains(name))
                 animationState.SetAnimation(track, name, true);
         }
 
@@ -197,7 +222,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             tmpSkeleton.ScaleY = skeleton.ScaleY;
             tmpSkeleton.X = skeleton.X;
             tmpSkeleton.Y = skeleton.Y;
-            foreach (var sk in loadedSkins) tmpSkeleton.Skin.AddSkin(skeletonData.FindSkin(sk));
+            foreach (var (sk, _) in skinLoadStatus.Where(e => e.Value)) tmpSkeleton.Skin.AddSkin(skeletonData.FindSkin(sk));
             foreach (var tr in animationState.Tracks.Select((_, i) => i).Where(i => animationState.Tracks.Items[i] is not null)) 
             {
                 var ani = animationState.GetCurrent(tr).Animation;

SpineViewer/Spine/Implementations/SpineObject/SpineObject40.cs

@@ -1,5 +1,7 @@
 using System;
+using System.Collections.Frozen;
 using System.Collections.Generic;
+using System.Collections.Immutable;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
@@ -59,6 +61,11 @@ namespace SpineViewer.Spine.Implementations.SpineObject
 
         private readonly SkeletonClipping clipping = new();
 
+        /// <summary>
+        /// 所有插槽在所有皮肤中可用的附件集合
+        /// </summary>
+        private readonly Dictionary<string, Dictionary<string, Attachment>> slotAttachments = [];
+
         public SpineObject40(string skelPath, string atlasPath) : base(skelPath, atlasPath)
         {
             atlas = new Atlas(AtlasPath, textureLoader);
@@ -85,11 +92,20 @@ namespace SpineViewer.Spine.Implementations.SpineObject
                 }
             }
 
-            foreach (var skin in skeletonData.Skins)
-                skinNames.Add(skin.Name);
-
-            foreach (var anime in skeletonData.Animations)
-                animationNames.Add(anime.Name);
+            foreach (var sk in skeletonData.Skins)
+            {
+                foreach (var e in sk.Attachments)
+                {
+                    var slotName = skeletonData.Slots.Items[e.SlotIndex].Name;
+                    var att = e.Attachment;
+                    if (!slotAttachments.TryGetValue(slotName, out var attachments))
+                        slotAttachments[slotName] = attachments = new() { [EMPTY_ATTACHMENT] = null };
+                    attachments[att.Name] = att;
+                }
+            }
+            SlotAttachmentNames = slotAttachments.ToFrozenDictionary(item => item.Key, item => item.Value.Keys.ToImmutableArray());
+            SkinNames = skeletonData.Skins.Select(v => v.Name).Where(v => v != "default").ToImmutableArray();
+            AnimationNames = [EMPTY_ANIMATION, .. skeletonData.Animations.Select(v => v.Name)];
 
             skeleton = new Skeleton(skeletonData) { Skin = new(Guid.NewGuid().ToString()) }; // 挂载一个空皮肤当作容器
             animationStateData = new AnimationStateData(skeletonData);
@@ -144,6 +160,16 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             }
         }
 
+        protected override string getSlotAttachment(string slot) => skeleton.FindSlot(slot)?.Attachment?.Name ?? EMPTY_ATTACHMENT;
+
+        protected override void setSlotAttachment(string slot, string name)
+        {
+            if (slotAttachments.TryGetValue(slot, out var attachments)
+                && attachments.TryGetValue(name, out var att)
+                && skeleton.FindSlot(slot) is Slot s)
+                s.Attachment = att;
+        }
+
         protected override void addSkin(string name)
         {
             if (skeletonData.FindSkin(name) is Skin sk)
@@ -153,7 +179,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             }
         }
 
-        protected override void clearSkin()
+        protected override void clearSkins()
         {
             skeleton.Skin.Clear();
             skeleton.SetSlotsToSetupPose();
@@ -167,7 +193,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
         {
             if (name == EMPTY_ANIMATION)
                 animationState.SetAnimation(track, EmptyAnimation, false);
-            else if (animationNames.Contains(name))
+            else if (AnimationNames.Contains(name))
                 animationState.SetAnimation(track, name, true);
         }
 
@@ -192,7 +218,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             tmpSkeleton.ScaleY = skeleton.ScaleY;
             tmpSkeleton.X = skeleton.X;
             tmpSkeleton.Y = skeleton.Y;
-            foreach (var sk in loadedSkins) tmpSkeleton.Skin.AddSkin(skeletonData.FindSkin(sk));
+            foreach (var (sk, _) in skinLoadStatus.Where(e => e.Value)) tmpSkeleton.Skin.AddSkin(skeletonData.FindSkin(sk));
             foreach (var tr in animationState.Tracks.Select((_, i) => i).Where(i => animationState.Tracks.Items[i] is not null))
             {
                 var ani = animationState.GetCurrent(tr).Animation;

SpineViewer/Spine/Implementations/SpineObject/SpineObject41.cs

@@ -1,5 +1,7 @@
 using System;
+using System.Collections.Frozen;
 using System.Collections.Generic;
+using System.Collections.Immutable;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
@@ -59,6 +61,11 @@ namespace SpineViewer.Spine.Implementations.SpineObject
 
         private readonly SkeletonClipping clipping = new();
 
+        /// <summary>
+        /// 所有插槽在所有皮肤中可用的附件集合
+        /// </summary>
+        private readonly Dictionary<string, Dictionary<string, Attachment>> slotAttachments = [];
+
         public SpineObject41(string skelPath, string atlasPath) : base(skelPath, atlasPath)
         {
             atlas = new Atlas(AtlasPath, textureLoader);
@@ -85,11 +92,20 @@ namespace SpineViewer.Spine.Implementations.SpineObject
                 }
             }
 
-            foreach (var skin in skeletonData.Skins)
-                skinNames.Add(skin.Name);
-
-            foreach (var anime in skeletonData.Animations)
-                animationNames.Add(anime.Name);
+            foreach (var sk in skeletonData.Skins)
+            {
+                foreach (var e in sk.Attachments)
+                {
+                    var slotName = skeletonData.Slots.Items[e.SlotIndex].Name;
+                    var att = e.Attachment;
+                    if (!slotAttachments.TryGetValue(slotName, out var attachments))
+                        slotAttachments[slotName] = attachments = new() { [EMPTY_ATTACHMENT] = null };
+                    attachments[att.Name] = att;
+                }
+            }
+            SlotAttachmentNames = slotAttachments.ToFrozenDictionary(item => item.Key, item => item.Value.Keys.ToImmutableArray());
+            SkinNames = skeletonData.Skins.Select(v => v.Name).Where(v => v != "default").ToImmutableArray();
+            AnimationNames = [EMPTY_ANIMATION, .. skeletonData.Animations.Select(v => v.Name)];
 
             skeleton = new Skeleton(skeletonData) { Skin = new(Guid.NewGuid().ToString()) }; // 挂载一个空皮肤当作容器
             animationStateData = new AnimationStateData(skeletonData);
@@ -144,6 +160,16 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             }
         }
 
+        protected override string getSlotAttachment(string slot) => skeleton.FindSlot(slot)?.Attachment?.Name ?? EMPTY_ATTACHMENT;
+
+        protected override void setSlotAttachment(string slot, string name)
+        {
+            if (slotAttachments.TryGetValue(slot, out var attachments)
+                && attachments.TryGetValue(name, out var att)
+                && skeleton.FindSlot(slot) is Slot s)
+                s.Attachment = att;
+        }
+
         protected override void addSkin(string name)
         {
             if (skeletonData.FindSkin(name) is Skin sk)
@@ -153,7 +179,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             }
         }
 
-        protected override void clearSkin()
+        protected override void clearSkins()
         {
             skeleton.Skin.Clear();
             skeleton.SetSlotsToSetupPose();
@@ -167,7 +193,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
         {
             if (name == EMPTY_ANIMATION)
                 animationState.SetAnimation(track, EmptyAnimation, false);
-            else if (animationNames.Contains(name))
+            else if (AnimationNames.Contains(name))
                 animationState.SetAnimation(track, name, true);
         }
 
@@ -192,7 +218,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             tmpSkeleton.ScaleY = skeleton.ScaleY;
             tmpSkeleton.X = skeleton.X;
             tmpSkeleton.Y = skeleton.Y;
-            foreach (var sk in loadedSkins) tmpSkeleton.Skin.AddSkin(skeletonData.FindSkin(sk));
+            foreach (var (sk, _) in skinLoadStatus.Where(e => e.Value)) tmpSkeleton.Skin.AddSkin(skeletonData.FindSkin(sk));
             foreach (var tr in animationState.Tracks.Select((_, i) => i).Where(i => animationState.Tracks.Items[i] is not null))
             {
                 var ani = animationState.GetCurrent(tr).Animation;

SpineViewer/Spine/Implementations/SpineObject/SpineObject42.cs

@@ -1,5 +1,7 @@
 using System;
+using System.Collections.Frozen;
 using System.Collections.Generic;
+using System.Collections.Immutable;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
@@ -12,7 +14,7 @@ using SpineViewer.Utils;
 namespace SpineViewer.Spine.Implementations.SpineObject
 {
     [SpineImplementation(SpineVersion.V42)]
-    internal class Spineobject42 : Spine.SpineObject
+    internal class SpineObject42 : Spine.SpineObject
     {
         private SFML.Graphics.BlendMode GetSFMLBlendMode(BlendMode spineBlendMode)
         {
@@ -59,7 +61,12 @@ namespace SpineViewer.Spine.Implementations.SpineObject
 
         private readonly SkeletonClipping clipping = new();
 
-        public Spineobject42(string skelPath, string atlasPath) : base(skelPath, atlasPath)
+        /// <summary>
+        /// 所有插槽在所有皮肤中可用的附件集合
+        /// </summary>
+        private readonly Dictionary<string, Dictionary<string, Attachment>> slotAttachments = [];
+
+        public SpineObject42(string skelPath, string atlasPath) : base(skelPath, atlasPath)
         {
             atlas = new Atlas(AtlasPath, textureLoader);
             try
@@ -85,11 +92,20 @@ namespace SpineViewer.Spine.Implementations.SpineObject
                 }
             }
 
-            foreach (var skin in skeletonData.Skins)
-                skinNames.Add(skin.Name);
-
-            foreach (var anime in skeletonData.Animations)
-                animationNames.Add(anime.Name);
+            foreach (var sk in skeletonData.Skins)
+            {
+                foreach (var e in sk.Attachments)
+                {
+                    var slotName = skeletonData.Slots.Items[e.SlotIndex].Name;
+                    var att = e.Attachment;
+                    if (!slotAttachments.TryGetValue(slotName, out var attachments))
+                        slotAttachments[slotName] = attachments = new() { [EMPTY_ATTACHMENT] = null };
+                    attachments[att.Name] = att;
+                }
+            }
+            SlotAttachmentNames = slotAttachments.ToFrozenDictionary(item => item.Key, item => item.Value.Keys.ToImmutableArray());
+            SkinNames = skeletonData.Skins.Select(v => v.Name).Where(v => v != "default").ToImmutableArray();
+            AnimationNames = [EMPTY_ANIMATION, .. skeletonData.Animations.Select(v => v.Name)];
 
             skeleton = new Skeleton(skeletonData) { Skin = new(Guid.NewGuid().ToString()) }; // 挂载一个空皮肤当作容器
             animationStateData = new AnimationStateData(skeletonData);
@@ -144,6 +160,16 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             }
         }
 
+        protected override string getSlotAttachment(string slot) => skeleton.FindSlot(slot)?.Attachment?.Name ?? EMPTY_ATTACHMENT;
+
+        protected override void setSlotAttachment(string slot, string name)
+        {
+            if (slotAttachments.TryGetValue(slot, out var attachments)
+                && attachments.TryGetValue(name, out var att)
+                && skeleton.FindSlot(slot) is Slot s)
+                s.Attachment = att;
+        }
+
         protected override void addSkin(string name)
         {
             if (skeletonData.FindSkin(name) is Skin sk)
@@ -153,7 +179,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             }
         }
 
-        protected override void clearSkin()
+        protected override void clearSkins()
         {
             skeleton.Skin.Clear();
             skeleton.SetSlotsToSetupPose();
@@ -167,7 +193,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
         {
             if (name == EMPTY_ANIMATION)
                 animationState.SetAnimation(track, EmptyAnimation, false);
-            else if (animationNames.Contains(name))
+            else if (AnimationNames.Contains(name))
                 animationState.SetAnimation(track, name, true);
         }
 
@@ -192,7 +218,7 @@ namespace SpineViewer.Spine.Implementations.SpineObject
             tmpSkeleton.ScaleY = skeleton.ScaleY;
             tmpSkeleton.X = skeleton.X;
             tmpSkeleton.Y = skeleton.Y;
-            foreach (var sk in loadedSkins) tmpSkeleton.Skin.AddSkin(skeletonData.FindSkin(sk));
+            foreach (var (sk, _) in skinLoadStatus.Where(e => e.Value)) tmpSkeleton.Skin.AddSkin(skeletonData.FindSkin(sk));
             foreach (var tr in animationState.Tracks.Select((_, i) => i).Where(i => animationState.Tracks.Items[i] is not null))
             {
                 var ani = animationState.GetCurrent(tr).Animation;

SpineViewer/Spine/SpineExporter/Exporter.cs

@@ -59,7 +59,23 @@ namespace SpineViewer.Spine.SpineExporter
         /// <summary>
         /// 画面分辨率
         /// </summary>
-        public Size Resolution { get; set; } = new(100, 100);
+        public Size Resolution 
+        {
+            get => resolution;
+            set
+            {
+                if (value.Width <= 0) value.Width = 100;
+                if (value.Height <= 0) value.Height = 100;
+                resolution = value;
+                exportResolution = new(value.Width + Margin.Horizontal, value.Height + Margin.Vertical);
+            }
+        }
+        private Size resolution = new(100, 100);
+
+        /// <summary>
+        /// 包含边缘的分辨率
+        /// </summary>
+        private Size exportResolution = new(100, 100);
 
         /// <summary>
         /// 预览画面的视区
@@ -86,7 +102,7 @@ namespace SpineViewer.Spine.SpineExporter
                 bcPma.R = (byte)(bcPma.R * a);
                 bcPma.G = (byte)(bcPma.G * a);
                 bcPma.B = (byte)(bcPma.B * a);
-                BackgroundColorPma = bcPma;
+                backgroundColorPma = bcPma;
             }
         }
         private SFML.Graphics.Color backgroundColor = SFML.Graphics.Color.Transparent;
@@ -94,7 +110,7 @@ namespace SpineViewer.Spine.SpineExporter
         /// <summary>
         /// 预乘后的背景颜色
         /// </summary>
-        public SFML.Graphics.Color BackgroundColorPma { get; private set; } = SFML.Graphics.Color.Transparent;
+        private SFML.Graphics.Color backgroundColorPma = SFML.Graphics.Color.Transparent;
 
         /// <summary>
         /// 四周边缘距离, 单位为像素
@@ -109,6 +125,7 @@ namespace SpineViewer.Spine.SpineExporter
                 if (value.Top < 0) value.Top = 0;
                 if (value.Bottom < 0) value.Bottom = 0;
                 margin = value;
+                exportResolution = new(Resolution.Width + value.Horizontal, Resolution.Height + value.Vertical);
             }
         }
         private Padding margin = new(0);
@@ -145,6 +162,10 @@ namespace SpineViewer.Spine.SpineExporter
         /// </summary>
         private SFML.Graphics.RenderTexture GetRenderTexture(SpineObject[]? spinesToRender = null)
         {
+            uint width;
+            uint height;
+            SFML.Graphics.View view;
+
             if (spinesToRender is null)
             {
                 if (exportViewCache is null)
@@ -162,9 +183,9 @@ namespace SpineViewer.Spine.SpineExporter
                         exportViewCache.SetViewport(Resolution, Margin, Padding);
                     }
                 }
-                var tex = new SFML.Graphics.RenderTexture((uint)(Resolution.Width + Margin.Horizontal), (uint)(Resolution.Height + Margin.Vertical));
-                tex.SetView(exportViewCache);
-                return tex;
+                width = (uint)exportResolution.Width;
+                height = (uint)exportResolution.Height;
+                view = exportViewCache;
             }
             else
             {
@@ -180,7 +201,7 @@ namespace SpineViewer.Spine.SpineExporter
                     var spineResolution = new Size((int)Math.Ceiling(spineBounds.Width), (int)Math.Ceiling(spineBounds.Height));
                     var canvasBounds = spineBounds.GetCanvasBounds(spineResolution, Margin); // 忽略填充
 
-                    spineResolutionCache[cacheKey] = spineResolution;
+                    spineResolutionCache[cacheKey] = new(spineResolution.Width + Margin.Horizontal, spineResolution.Height + Margin.Vertical);
                     spineViewCache[cacheKey] = spineView = new SFML.Graphics.View(
                         new(canvasBounds.X + canvasBounds.Width / 2, canvasBounds.Y + canvasBounds.Height / 2),
                         new(canvasBounds.Width, -canvasBounds.Height)
@@ -188,14 +209,14 @@ namespace SpineViewer.Spine.SpineExporter
 
                     logger.Info("Auto resolusion: ({}, {})", spineResolution.Width, spineResolution.Height);
                 }
-
-                var tex = new SFML.Graphics.RenderTexture(
-                    (uint)(spineResolutionCache[cacheKey].Width + Margin.Horizontal), 
-                    (uint)(spineResolutionCache[cacheKey].Height + Margin.Vertical)
-                );
-                tex.SetView(spineViewCache[cacheKey]);
-                return tex;
+                width = (uint)spineResolutionCache[cacheKey].Width;
+                height = (uint)spineResolutionCache[cacheKey].Height;
+                view = spineViewCache[cacheKey];
             }
+
+            var tex = new SFML.Graphics.RenderTexture(width, height);
+            tex.SetView(view);
+            return tex;
         }
 
         /// <summary>
@@ -212,7 +233,7 @@ namespace SpineViewer.Spine.SpineExporter
             using var texPma = GetRenderTexture(AutoResolution ? spinesToRender : null);
 
             // 先将预乘结果准确绘制出来, 注意背景色也应当是预乘的
-            texPma.Clear(BackgroundColorPma);
+            texPma.Clear(backgroundColorPma);
             foreach (var spine in spinesToRender) texPma.Draw(spine);
             texPma.Display();
 

SpineViewer/Spine/SpineObject.cs

@@ -6,6 +6,9 @@ using NLog;
 using System.Xml.Linq;
 using SpineViewer.Extensions;
 using SpineViewer.Utils;
+using System.Collections.Immutable;
+using System.Collections.Frozen;
+using System.Linq;
 
 namespace SpineViewer.Spine
 {
@@ -14,6 +17,11 @@ namespace SpineViewer.Spine
     /// </summary>
     public abstract class SpineObject : ImplementationResolver<SpineObject, SpineImplementationAttribute, SpineVersion>, SFML.Graphics.Drawable, IDisposable
     {
+        /// <summary>
+        /// 空附件标记
+        /// </summary>
+        protected const string EMPTY_ATTACHMENT = "<Empty>";
+
         /// <summary>
         /// 空动画标记
         /// </summary>
@@ -65,9 +73,6 @@ namespace SpineViewer.Spine
         /// </summary>
         private SpineObject PostInit()
         {
-            SkinNames = skinNames.AsReadOnly();
-            AnimationNames = animationNames.AsReadOnly();
-
             // 必须 Update 一次否则包围盒还没有值
             update(0);
 
@@ -88,13 +93,11 @@ namespace SpineViewer.Spine
             tex.Display();
             Preview = tex.Texture.CopyToBitmap();
 
-            // 默认初始化10个空位
-            for (int i = 0; i < 10; i++)
-            {
-                setAnimation(i, AnimationNames.First());
-                loadedSkins.Add(SkinNames.First());
-            }
-            reloadSkins();
+            // 初始化皮肤加载情况
+            foreach (var n in SkinNames) skinLoadStatus[n] = false;
+
+            // 默认初始化10个动画空位
+            for (int i = 0; i < 10; i++) setAnimation(i, AnimationNames.First());
 
             return this;
         }
@@ -201,18 +204,6 @@ namespace SpineViewer.Spine
         }
         protected abstract bool flipY { get; set; }
 
-        /// <summary>
-        /// 包含的所有皮肤名称
-        /// </summary>
-        public ReadOnlyCollection<string> SkinNames { get; private set; }
-        protected readonly List<string> skinNames = [];
-
-        /// <summary>
-        /// 包含的所有动画名称
-        /// </summary>
-        public ReadOnlyCollection<string> AnimationNames { get; private set; }
-        protected readonly List<string> animationNames = [EMPTY_ANIMATION];
-
         /// <summary>
         /// 是否被选中
         /// </summary>
@@ -334,70 +325,67 @@ namespace SpineViewer.Spine
         protected bool debugClippings = false;
 
         /// <summary>
-        /// 获取已加载的皮肤列表快照, 允许出现重复值
+        /// 所有插槽下可用的附件名
         /// </summary>
-        public string[] GetLoadedSkins() { lock (_lock) return loadedSkins.ToArray(); }
-        protected readonly List<string> loadedSkins = [];
+        public FrozenDictionary<string, ImmutableArray<string>> SlotAttachmentNames { get; protected set; }
 
         /// <summary>
-        /// 加载指定皮肤, 添加至列表末尾, 如果不存在则忽略, 允许加载重复的值
+        /// 包含的所有皮肤名称 (不含 default 默认皮肤)
         /// </summary>
-        public void LoadSkin(string name)
+        public ImmutableArray<string> SkinNames { get; protected set; }
+
+        /// <summary>
+        /// 包含的所有动画名称
+        /// </summary>
+        public ImmutableArray<string> AnimationNames { get; protected set; }
+
+        /// <summary>
+        /// 获取某个插槽当前加载的附件
+        /// </summary>
+        public string GetSlotAttachment(string slot) { lock (_lock) return getSlotAttachment(slot); }
+        protected abstract string getSlotAttachment(string slot);
+
+        /// <summary>
+        /// 设置某个插槽当前加载的附件
+        /// </summary>
+        public void SetSlotAttachment(string slot, string name) { lock (_lock) setSlotAttachment(slot, name); }
+        protected abstract void setSlotAttachment(string slot, string name);
+
+        /// <summary>
+        /// 皮肤的加载情况记录表
+        /// </summary>
+        protected readonly Dictionary<string, bool> skinLoadStatus = [];
+
+        /// <summary>
+        /// 查询皮肤加载状态, 皮肤不存在时返回 false
+        /// </summary>
+        public bool GetSkinStatus(string name) { lock (_lock) return skinLoadStatus.TryGetValue(name, out var status) && status; }
+
+        /// <summary>
+        /// 设置皮肤加载状态, 忽略不存在的皮肤
+        /// </summary>
+        public void SetSkinStatus(string name, bool status)
         {
-            if (!skinNames.Contains(name)) return;
+            if (!skinLoadStatus.ContainsKey(name)) return;
             lock (_lock)
             {
-                loadedSkins.Add(name);
+                skinLoadStatus[name] = status;
                 reloadSkins();
             }
         }
 
         /// <summary>
-        /// 卸载列表指定位置皮肤, 如果超出范围则忽略
-        /// </summary>
-        public void UnloadSkin(int idx)
-        {
-            lock (_lock)
-            {
-                if (idx < 0 || idx >= loadedSkins.Count) return;
-                loadedSkins.RemoveAt(idx);
-                reloadSkins();
-            }
-        }
-
-        /// <summary>
-        /// 替换皮肤列表指定位置皮肤, 超出范围或者皮肤不存在则忽略
-        /// </summary>
-        public void ReplaceSkin(int idx, string name)
-        {
-            lock (_lock)
-            {
-                if (idx < 0 || idx >= loadedSkins.Count || !skinNames.Contains(name)) return;
-                loadedSkins[idx] = name;
-                reloadSkins();
-            }
-        }
-
-        /// <summary>
-        /// 重新加载现有皮肤列表, 用于刷新等操作
+        /// 刷新已加载皮肤
         /// </summary>
         public void ReloadSkins() { lock (_lock) reloadSkins(); }
-        private void reloadSkins()
+        protected void reloadSkins()
         {
-            clearSkin();
-            foreach (var s in loadedSkins.Distinct()) addSkin(s);
+            clearSkins();
+            foreach (var (name, _) in skinLoadStatus.Where(e => e.Value)) addSkin(name);
             update(0);
         }
-
-        /// <summary>
-        /// 加载皮肤, 如果不存在则忽略
-        /// </summary>
         protected abstract void addSkin(string name);
-
-        /// <summary>
-        /// 清空加载的所有皮肤
-        /// </summary>
-        protected abstract void clearSkin();
+        protected abstract void clearSkins();
 
         /// <summary>
         /// 获取所有非 null 的轨道索引快照
@@ -576,4 +564,4 @@ namespace SpineViewer.Spine
 
         #endregion
     }
-}
+}

SpineViewer/Spine/SpineView/SpineAnimationProperty.cs

@@ -85,9 +85,9 @@ namespace SpineViewer.Spine.SpineView
             var props = new PropertyDescriptorCollection(TypeDescriptor.GetProperties(this, attributes, true).Cast<PropertyDescriptor>().ToArray());
             foreach (var i in Spine.GetTrackIndices())
             {
-                if (!pdCache.ContainsKey(i))
-                    pdCache[i] = new TrackWrapperPropertyDescriptor(i, [new DisplayNameAttribute($"轨道 {i}")]);
-                props.Add(pdCache[i]);
+                if (!pdCache.TryGetValue(i, out var pd))
+                    pdCache[i] = pd = new TrackWrapperPropertyDescriptor(i, [new DisplayNameAttribute($"轨道 {i}")]);
+                props.Add(pd);
             }
             return props;
         }
@@ -186,17 +186,12 @@ namespace SpineViewer.Spine.SpineView
             {
                 return new StandardValuesCollection(tracks.Spine.AnimationNames);
             }
-            else if (context?.Instance is object[] instances && instances.All(x => x is SpineAnimationProperty))
+            else if (context?.Instance is object[] instances)
             {
-                // XXX: 这里不知道为啥总是会得到 object[] 类型而不是具体的类型
-                var animTracks = instances.Cast<SpineAnimationProperty>().ToArray();
-                if (animTracks.Length > 0)
-                {
-                    IEnumerable<string> common = animTracks[0].Spine.AnimationNames;
-                    foreach (var t in animTracks.Skip(1))
-                        common = common.Union(t.Spine.AnimationNames);
-                    return new StandardValuesCollection(common.ToArray());
-                }
+                IEnumerable<string> common = [];
+                foreach (SpineAnimationProperty prop in instances.Where(inst => inst is SpineAnimationProperty))
+                    common = common.Union(prop.Spine.AnimationNames);
+                return new StandardValuesCollection(common.ToArray());
             }
             return base.GetStandardValues(context);
         }

SpineViewer/Spine/SpineView/SpineObjectProperty.cs

@@ -27,6 +27,10 @@ namespace SpineViewer.Spine.SpineView
         [DisplayName("皮肤")]
         public SpineSkinProperty Skin { get; } = new(spine);
 
+        [TypeConverter(typeof(ExpandableObjectConverter))]
+        [DisplayName("插槽")]
+        public SpineSlotProperty Slot { get; } = new(spine);
+
         [TypeConverter(typeof(ExpandableObjectConverter))]
         [DisplayName("动画")]
         public SpineAnimationProperty Animation { get; } = new(spine);

SpineViewer/Spine/SpineView/SpineSkinProperty.cs

@@ -10,7 +10,7 @@ using System.Threading.Tasks;
 namespace SpineViewer.Spine.SpineView
 {
     /// <summary>
-    /// 皮肤列表动态类型包装类, 用于提供对 Spine 皮肤列表的管理能力
+    /// 皮肤动态类型包装类, 用于提供对 Spine 皮肤的管理能力
     /// </summary>
     /// <param name="spine">关联的 Spine 对象</param>
     public class SpineSkinProperty(SpineObject spine) : ICustomTypeDescriptor
@@ -18,34 +18,10 @@ namespace SpineViewer.Spine.SpineView
         [Browsable(false)]
         public SpineObject Spine { get; } = spine;
 
-        /// <summary>
-        /// <see cref="SpineSkinProperty"/> 属性缓存
-        /// </summary>
-        private readonly Dictionary<int, SkinNameProperty> skinNameProperties = [];
-
-        /// <summary>
-        /// <c>this.Skin{i}</c>
-        /// </summary>
-        public SkinNameProperty GetSkinName(int i)
-        {
-            if (!skinNameProperties.ContainsKey(i))
-                skinNameProperties[i] = new SkinNameProperty(Spine, i);
-            return skinNameProperties[i];
-        }
-
-        /// <summary>
-        /// <c>this.Skin{i} = <paramref name="value"/></c>
-        /// </summary>
-        public void SetSkinName(int i, string value)
-        {
-            Spine.ReplaceSkin(i, value);
-            TypeDescriptor.Refresh(this);
-        }
-
         /// <summary>  
         /// 在属性面板悬停可以显示已加载的皮肤列表  
         /// </summary>  
-        public override string ToString() => $"[{string.Join(", ", Spine.GetLoadedSkins())}]";
+        public override string ToString() => $"[{string.Join(", ", Spine.SkinNames.Where(Spine.GetSkinStatus))}]";
 
         public override bool Equals(object? obj)
         {
@@ -59,7 +35,7 @@ namespace SpineViewer.Spine.SpineView
 
         // XXX: 必须实现 ICustomTypeDescriptor 接口, 不能继承 CustomTypeDescriptor, 似乎继承下来的东西会有问题, 导致某些调用不正确
 
-        private static readonly Dictionary<int, SkinNamePropertyDescriptor> pdCache = [];
+        private static readonly Dictionary<string, SkinPropertyDescriptor> pdCache = [];
 
         public AttributeCollection GetAttributes() => TypeDescriptor.GetAttributes(this, true);
         public string? GetClassName() => TypeDescriptor.GetClassName(this, true);
@@ -75,112 +51,44 @@ namespace SpineViewer.Spine.SpineView
         public PropertyDescriptorCollection GetProperties(Attribute[]? attributes)
         {
             var props = new PropertyDescriptorCollection(TypeDescriptor.GetProperties(this, attributes, true).Cast<PropertyDescriptor>().ToArray());
-            for (var i = 0; i < Spine.GetLoadedSkins().Length; i++)
+            foreach (var name in Spine.SkinNames)
             {
-                if (!pdCache.ContainsKey(i))
-                    pdCache[i] = new SkinNamePropertyDescriptor(i, [new DisplayNameAttribute($"皮肤 {i}")]);
-                props.Add(pdCache[i]);
+                if (!pdCache.TryGetValue(name, out var pd))
+                    pdCache[name] = pd = new SkinPropertyDescriptor(name, [new DisplayNameAttribute(name)]);
+                props.Add(pd);
             }
             return props;
         }
 
         /// <summary>
-        /// 皮肤属性描述符, 实现对属性的读取和赋值
+        /// 皮肤属性描述符, 实现对皮肤的加载和卸载, <c><see cref="SpineSkinProperty"/>.{name}</c>
         /// </summary>
-        private class SkinNamePropertyDescriptor(int i, Attribute[]? attributes) : PropertyDescriptor($"Skin{i}", attributes)
+        private class SkinPropertyDescriptor(string name, Attribute[]? attributes) : PropertyDescriptor(name, attributes)
         {
-            private readonly int idx = i;
-
             public override Type ComponentType => typeof(SpineSkinProperty);
             public override bool IsReadOnly => false;
-            public override Type PropertyType => typeof(SkinNameProperty);
+            public override Type PropertyType => typeof(bool);
             public override bool CanResetValue(object component) => false;
             public override void ResetValue(object component) { }
             public override bool ShouldSerializeValue(object component) => false;
 
-            /// <summary>
-            /// 得到一个 <see cref="SpineSkinProperty"/>, 允许用户查看或者修改具体的属性值, 这个地方决定了在面板上看到的是一个对象及其属性
-            /// </summary>
             public override object? GetValue(object? component)
             {
                 if (component is SpineSkinProperty prop)
-                    return prop.GetSkinName(idx);
+                    return prop.Spine.GetSkinStatus(Name);
                 return null;
             }
 
-            /// <summary>
-            /// 允许通过字符串赋值修改该位置的皮肤
-            /// </summary>
             public override void SetValue(object? component, object? value)
             {
                 if (component is SpineSkinProperty prop)
                 {
-                    if (value is string s)
-                        prop.SetSkinName(idx, s);
+                    if (value is bool s)
+                        prop.Spine.SetSkinStatus(Name, s);
                 }
             }
         }
 
         #endregion
     }
-
-    /// <summary>
-    /// 对 <c><see cref="SpineSkinProperty"/>.Skin{i}</c> 属性的包装类
-    /// </summary>
-    [TypeConverter(typeof(SkinNamePropertyConverter))]
-    public class SkinNameProperty(SpineObject spine, int i)
-    {
-        private readonly SpineObject spine = spine;
-
-        [Browsable(false)]
-        public int Index { get; } = i;
-
-        public override string ToString()
-        {
-            var loadedSkins = spine.GetLoadedSkins();
-            if (Index >= 0 && Index < loadedSkins.Length)
-                return loadedSkins[Index];
-            return "!NULL"; // XXX: 预期应该不会发生
-        }
-
-        public override bool Equals(object? obj)
-        {
-            if (obj is SkinNameProperty) return ToString() == obj.ToString();
-            return base.Equals(obj);
-        }
-
-        public override int GetHashCode() => HashCode.Combine(typeof(SkinNameProperty).FullName.GetHashCode(), ToString().GetHashCode());
-    }
-
-    public class SkinNamePropertyConverter : StringConverter
-    {
-        // NOTE: 可以不用实现 ConvertTo/ConvertFrom, 因为属性实现了与字符串之间的互转
-        // ToString 实现了 ConvertTo
-        // SetValue 实现了从字符串设置属性
-
-        public override bool GetStandardValuesSupported(ITypeDescriptorContext? context) => true;
-
-        public override bool GetStandardValuesExclusive(ITypeDescriptorContext? context) => true;
-
-        public override StandardValuesCollection? GetStandardValues(ITypeDescriptorContext? context)
-        {
-            if (context?.Instance is SpineSkinProperty manager)
-            {
-                return new StandardValuesCollection(manager.Spine.SkinNames);
-            }
-            else if (context?.Instance is object[] instances && instances.All(x => x is SpineSkinProperty))
-            {
-                // XXX: 这里不知道为啥总是会得到 object[] 类型而不是具体的 SpineSkinWrapper[] 类型
-                var managers = instances.Cast<SpineSkinProperty>().ToArray();
-                if (managers.Length > 0)
-                {
-                    IEnumerable<string> common = managers[0].Spine.SkinNames;
-                    foreach (var t in managers.Skip(1))
-                        common = common.Union(t.Spine.SkinNames);
-                    return new StandardValuesCollection(common.ToArray());
-                }
-            }
-            return base.GetStandardValues(context);
-        }
-    }
 }

SpineViewer/Spine/SpineView/SpineSlotProperty.cs

@@ -0,0 +1,170 @@
+using SpineViewer.Spine;
+using SpineViewer.Utils;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SpineViewer.Spine.SpineView
+{
+    /// <summary>
+    /// 用于在 PropertyGrid 上显示插槽附件加载情况包装类
+    /// </summary>
+    public class SpineSlotProperty(SpineObject spine) : ICustomTypeDescriptor
+    {
+        [Browsable(false)]
+        public SpineObject Spine { get; } = spine;
+
+        /// <summary>
+        /// 显示所有插槽集合
+        /// </summary>
+        public override string ToString() => $"[{string.Join(", ", Spine.SlotAttachmentNames.Keys)}]";
+
+        public override bool Equals(object? obj)
+        {
+            if (obj is SpineAnimationProperty prop) return ToString() == prop.ToString();
+            return base.Equals(obj);
+        }
+
+        public override int GetHashCode() => HashCode.Combine(typeof(SpineAnimationProperty).FullName.GetHashCode(), ToString().GetHashCode());
+
+        #region ICustomTypeDescriptor 接口实现
+
+        // XXX: 必须实现 ICustomTypeDescriptor 接口, 不能继承 CustomTypeDescriptor, 似乎继承下来的东西会有问题, 导致某些调用不正确
+
+        /// <summary>
+        /// 属性描述符缓存
+        /// </summary>
+        private static readonly Dictionary<string, SlotPropertyDescriptor> pdCache = [];
+
+        public AttributeCollection GetAttributes() => TypeDescriptor.GetAttributes(this, true);
+        public string? GetClassName() => TypeDescriptor.GetClassName(this, true);
+        public string? GetComponentName() => TypeDescriptor.GetComponentName(this, true);
+        public TypeConverter? GetConverter() => TypeDescriptor.GetConverter(this, true);
+        public EventDescriptor? GetDefaultEvent() => TypeDescriptor.GetDefaultEvent(this, true);
+        public PropertyDescriptor? GetDefaultProperty() => TypeDescriptor.GetDefaultProperty(this, true);
+        public object? GetEditor(Type editorBaseType) => TypeDescriptor.GetEditor(this, editorBaseType, true);
+        public EventDescriptorCollection GetEvents() => TypeDescriptor.GetEvents(this, true);
+        public EventDescriptorCollection GetEvents(Attribute[]? attributes) => TypeDescriptor.GetEvents(this, attributes, true);
+        public object? GetPropertyOwner(PropertyDescriptor? pd) => this;
+        public PropertyDescriptorCollection GetProperties() => GetProperties(null);
+        public PropertyDescriptorCollection GetProperties(Attribute[]? attributes)
+        {
+            var props = new PropertyDescriptorCollection(TypeDescriptor.GetProperties(this, attributes, true).Cast<PropertyDescriptor>().ToArray());
+            foreach (var slotName in Spine.SlotAttachmentNames.Keys)
+            {
+                if (!pdCache.TryGetValue(slotName, out var pd))
+                    pdCache[slotName] = pd = new SlotPropertyDescriptor(slotName, [new DisplayNameAttribute($"{slotName}")]);
+                props.Add(pd);
+            }
+            return props;
+        }
+
+        /// <summary>
+        /// 插槽属性描述符, 实现对属性的读取和赋值
+        /// </summary>
+        internal class SlotPropertyDescriptor(string name, Attribute[]? attributes) : PropertyDescriptor(name, attributes)
+        {
+            public override Type ComponentType => typeof(SpineSlotProperty);
+            public override bool IsReadOnly => false;
+            public override Type PropertyType => typeof(SlotProperty);
+            public override bool CanResetValue(object component) => false;
+            public override void ResetValue(object component) { }
+            public override bool ShouldSerializeValue(object component) => false;
+
+            /// <summary>
+            /// 得到一个轨道包装类, 允许用户查看或者修改具体的属性值, 这个地方决定了在面板上看到的是一个对象及其属性
+            /// </summary>
+            public override object? GetValue(object? component)
+            {
+                if (component is SpineSlotProperty slots)
+                    return slots.Spine.GetSlotAttachment(Name);
+                return null;
+            }
+
+            /// <summary>
+            /// 允许通过字符串赋值修改该轨道的动画, 这里决定了当其他地方的调用 (比如 Converter) 通过 value 来设置属性值的时候应该怎么处理
+            /// </summary>
+            public override void SetValue(object? component, object? value)
+            {
+                if (component is SpineSlotProperty slots)
+                {
+                    if (value is string s)
+                        slots.Spine.SetSlotAttachment(Name, s);
+                }
+            }
+        }
+
+        #endregion
+    }
+
+    /// <summary>
+    /// 对 <c><see cref="SpineSlotProperty"/>.{name}</c> 属性的包装类
+    /// </summary>
+    [TypeConverter(typeof(SlotPropertyConverter))]
+    public class SlotProperty(SpineObject spine, string name)
+    {
+        private readonly SpineObject spine = spine;
+
+        [Browsable(false)]
+        public string Name { get; } = name;
+
+        /// <summary>
+        /// 实现了默认的转为字符串的方式
+        /// </summary>
+        public override string ToString() => spine.GetSlotAttachment(Name);
+
+        /// <summary>
+        /// 影响了属性面板的判断, 当动画名称相同的时候认为两个对象是相同的, 这样属性面板可以在多选的时候正确显示相同取值的内容
+        /// </summary>
+        public override bool Equals(object? obj)
+        {
+            if (obj is SlotProperty) return ToString() == obj.ToString();
+            return base.Equals(obj);
+        }
+
+        /// <summary>
+        /// 哈希码需要和 Equals 行为类似
+        /// </summary>
+        public override int GetHashCode() => HashCode.Combine(typeof(SlotProperty).FullName.GetHashCode(), ToString().GetHashCode());
+    }
+
+    /// <summary>
+    /// 轨道索引包装类转换器, 实现字符串和包装类的互相转换, 并且提供标准值列表对属性进行设置, 同时还提供在面板上显示包装类属性的能力
+    /// </summary>
+    public class SlotPropertyConverter : StringConverter
+    {
+        // NOTE: 可以不用实现 ConvertTo/ConvertFrom, 因为属性实现了与字符串之间的互转
+        // ToString 实现了 ConvertTo
+        // SetValue 实现了从字符串设置属性
+
+        public override bool GetStandardValuesSupported(ITypeDescriptorContext? context) => true;
+
+        public override bool GetStandardValuesExclusive(ITypeDescriptorContext? context) => true;
+
+        public override StandardValuesCollection? GetStandardValues(ITypeDescriptorContext? context)
+        {
+            if (context?.PropertyDescriptor is PropertyDescriptor pd)
+            {
+                if (context?.Instance is SpineSlotProperty slots)
+                {
+                    if (slots.Spine.SlotAttachmentNames.TryGetValue(pd.Name, out var names))
+                        return new StandardValuesCollection(names);
+                }
+                else if (context?.Instance is object[] instances)
+                {
+                    IEnumerable<string> common = [];
+                    foreach (SpineSlotProperty prop in instances.Where(inst => inst is SpineSlotProperty))
+                    {
+                        if (prop.Spine.SlotAttachmentNames.TryGetValue(pd.Name, out var names))
+                            common = common.Union(names);
+                    }
+                    return new StandardValuesCollection(common.ToArray());
+                }
+            }
+            return base.GetStandardValues(context);
+        }
+    }
+}

SpineViewer/SpineViewer.csproj

@@ -7,7 +7,7 @@
         <TargetFramework>net8.0-windows</TargetFramework>
         <BaseOutputPath>$(SolutionDir)out</BaseOutputPath>
         <IncludeSourceRevisionInInformationalVersion>false</IncludeSourceRevisionInInformationalVersion>
-        <Version>0.12.4</Version>
+        <Version>0.12.5</Version>
         <OutputType>WinExe</OutputType>
         <UseWindowsForms>true</UseWindowsForms>
         <ApplicationIcon>appicon.ico</ApplicationIcon>

SpineViewer/Utils/TypeConverter.cs

@@ -111,6 +111,8 @@ namespace SpineViewer.Utils
             public override void SetValue(object? component, object? value) => component?.GetType().GetField(Name)?.SetValue(component, value);
         }
 
+        private static PropertyDescriptorCollection pdCollection = null;
+
         public override bool CanConvertFrom(ITypeDescriptorContext? context, Type sourceType)
         {
             return sourceType == typeof(string) || base.CanConvertFrom(context, sourceType);
@@ -156,18 +158,16 @@ namespace SpineViewer.Utils
 
         public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext? context, object value, Attribute[]? attributes)
         {
-            // 自定义属性集合
-            var properties = new List<PropertyDescriptor>
-            {
-                // 定义 R, G, B, A 四个字段的描述器
-                new SFMLColorPropertyDescriptor(typeof(SFML.Graphics.Color), "R", typeof(byte)),
-                new SFMLColorPropertyDescriptor(typeof(SFML.Graphics.Color), "G", typeof(byte)),
-                new SFMLColorPropertyDescriptor(typeof(SFML.Graphics.Color), "B", typeof(byte)),
-                new SFMLColorPropertyDescriptor(typeof(SFML.Graphics.Color), "A", typeof(byte))
-            };
-
-            // 返回自定义属性集合
-            return new PropertyDescriptorCollection(properties.ToArray());
+            pdCollection ??= new(
+                [
+                    new SFMLColorPropertyDescriptor(typeof(SFML.Graphics.Color), "R", typeof(byte)),
+                    new SFMLColorPropertyDescriptor(typeof(SFML.Graphics.Color), "G", typeof(byte)),
+                    new SFMLColorPropertyDescriptor(typeof(SFML.Graphics.Color), "B", typeof(byte)),
+                    new SFMLColorPropertyDescriptor(typeof(SFML.Graphics.Color), "A", typeof(byte))
+                ],
+                true
+            );
+            return pdCollection;
         }
     }
 }