From 56077a268abaac7b80afeb17cc1bf34e4066f652 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Tue, 16 Sep 2025 00:15:48 +0200
Subject: [PATCH] SImplify and cleanup GPUTexture editor #3452 #3194

---
 .../Dedicated/GPUTextureEditor.cs             |  63 ++++++++++
 Source/Editor/GUI/GPUTextureEditor.cs         | 112 ------------------
 2 files changed, 63 insertions(+), 112 deletions(-)
 create mode 100644 Source/Editor/CustomEditors/Dedicated/GPUTextureEditor.cs
 delete mode 100644 Source/Editor/GUI/GPUTextureEditor.cs

diff --git a/Source/Editor/CustomEditors/Dedicated/GPUTextureEditor.cs b/Source/Editor/CustomEditors/Dedicated/GPUTextureEditor.cs
new file mode 100644
index 000000000..9df7ca377
--- /dev/null
+++ b/Source/Editor/CustomEditors/Dedicated/GPUTextureEditor.cs
@@ -0,0 +1,63 @@
+// Copyright (c) Wojciech Figat. All rights reserved.
+
+using FlaxEditor.GUI.ContextMenu;
+using FlaxEngine;
+using FlaxEngine.GUI;
+
+namespace FlaxEditor.CustomEditors.Dedicated
+{
+    /// <summary>
+    /// Basic editor/viewer for <see cref="GPUTexture"/>.
+    /// </summary>
+    [CustomEditor(typeof(GPUTexture)), DefaultEditor]
+    public class GPUTextureEditor : CustomEditor
+    {
+        private Image _image;
+
+        /// <inheritdoc />
+        public override DisplayStyle Style => DisplayStyle.Inline;
+
+        /// <inheritdoc />
+        public override void Initialize(LayoutElementsContainer layout)
+        {
+            _image = new Image
+            {
+                Brush = new GPUTextureBrush(),
+                Size = new Float2(200, 100),
+                Parent = layout.ContainerControl,
+            };
+            _image.Clicked += OnImageClicked;
+        }
+
+        private void OnImageClicked(Image image, MouseButton button)
+        {
+            var texture = Values[0] as GPUTexture;
+            if (!texture)
+                return;
+            var menu = new ContextMenu();
+            menu.AddButton("Save...", () => Screenshot.Capture(Values[0] as GPUTexture));
+            menu.AddButton("Enlarge", () => _image.Size *= 2);
+            menu.AddButton("Shrink", () => _image.Size /= 2).Enabled = _image.Height > 32;
+            var location = image.PointFromScreen(Input.MouseScreenPosition);
+            menu.Show(image, location);
+        }
+
+        /// <inheritdoc />
+        public override void Refresh()
+        {
+            base.Refresh();
+
+            var texture = Values[0] as GPUTexture;
+            ((GPUTextureBrush)_image.Brush).Texture = texture;
+            if (texture)
+            {
+                var desc = texture.Description;
+                _image.TooltipText = $"{texture.Name}\nType: {texture.ResourceType}\nSize: {desc.Width}x{desc.Height}\nFormat: {desc.Format}\nMemory: {Utilities.Utils.FormatBytesCount(texture.MemoryUsage)}";
+            }
+            else
+            {
+                _image.TooltipText = "None";
+            }
+        }
+    }
+}
diff --git a/Source/Editor/GUI/GPUTextureEditor.cs b/Source/Editor/GUI/GPUTextureEditor.cs
deleted file mode 100644
index 5dd672941..000000000
--- a/Source/Editor/GUI/GPUTextureEditor.cs
+++ /dev/null
@@ -1,112 +0,0 @@
-#if FLAX_EDITOR
-using FlaxEditor.CustomEditors;
-using FlaxEditor.CustomEditors.Editors;
-using FlaxEditor.CustomEditors.Elements;
-using FlaxEditor.GUI.ContextMenu;
-using FlaxEditor.Scripting;
-using FlaxEditor.Tools.Foliage;
-using FlaxEngine;
-using FlaxEngine.GUI;
-using FlaxEngine.Utilities;
-
-namespace FlaxEditor.GUI
-{
-    /// <summary>
-    /// basic custom property editor for GPUTexture
-    /// </summary>
-    [CustomEditor(typeof(GPUTexture))]
-    public class GPUTexturePropertyEditor : GenericEditor
-    {
-        public override DisplayStyle Style => DisplayStyle.Inline;
-
-        ImageElement imageElement;
-        GroupElement group;
-        /// <summary>
-        /// </summary>
-        /// <param name="layout"></param>
-        public override void Initialize(LayoutElementsContainer layout)
-        {
-            imageElement = (group = layout.Group("")).Image(SpriteHandle.Default);
-            
-            //todo fix the AddSettingsButton func
-            //shit is buged
-            //the code below (until the Paint) is untested the Clear might not work
-            group.AddSettingsButton();
-            group.SetupContextMenu += (ContextMenu.ContextMenu cxm, DropPanel dp) =>
-            {
-                cxm.AddButton("Clear", (ContextMenuButton bt) =>
-                {
-                    SetValue(null);
-                });
-
-                cxm.AddSeparator();
-
-                //todo
-                //editor is needed
-                //cxm.AddButton("Display Full Texture", (ContextMenuButton bt) =>
-                //{
-                //});
-
-                //todo
-                //
-                //cxm.AddButton("Save To Asset", (ContextMenuButton bt) =>
-                //{
-                //});
-            };
-            Paint();
-            group.Panel.Close();
-        }
-        /// <summary>
-        /// </summary>
-        public override void Refresh()
-        {
-            Paint();
-            base.Refresh();
-        }
-        private void Paint()
-        {
-            string name = null;
-            string tt = null;
-            if (Values[0] is GPUTexture gputex)
-            {
-                name = gputex.Name;
-                tt += "Type: " + gputex.ResourceType.ToString()   + "\n";
-                tt += "Memory Usage: " + gputex.MemoryUsage + "B" + "\n";
-                tt += "Format: " + gputex.Format.ToString() + "\n";
-                //shorten the name it is a full path
-                if (name.EndsWith(".flax"))
-                {
-                    if (name != ".flax")//sanity guard
-                    {
-                        var nameStartIndexWithEx = Globals.ProjectFolder.Length + 9 /* +9 to remove the "/Content/" */;
-                        name = name.Substring
-                        (
-                            nameStartIndexWithEx,
-                            nameStartIndexWithEx - 5  /* -5 to remove the .flax */ + 2
-                        );
-
-                        tt += "Path: " + gputex.Name.Remove(0, Globals.ProjectFolder.Length + 1);
-                    }
-                }
-
-                if (imageElement.Image.Brush is GPUTextureBrush brush)
-                {
-                    brush.Texture = gputex;
-                    imageElement.Control.Size = new Float2(group.Control.Width);
-                }
-                else
-                {
-                    imageElement.Image.Brush = new GPUTextureBrush();
-                    Paint();
-                }
-            }
-            name ??= "...";
-
-            DropPanel p = group.Control as DropPanel;
-
-            p.HeaderText = name;
-            p.TooltipText = tt;
-        }
-    }
-}
-#endif