From d2888d00078948cd8d8cb15e100eefca4af908fe Mon Sep 17 00:00:00 2001
From: Jean-Baptiste Perrier <jeanbapt.perrier@gmail.com>
Date: Sat, 9 Jan 2021 23:21:31 +0100
Subject: [PATCH] Adding Convert feature to Actor context menu.

---
 .../Windows/SceneTreeWindow.ContextMenu.cs    | 22 ++++++++++++++++
 Source/Editor/Windows/SceneTreeWindow.cs      | 25 ++++++++++++++++++-
 2 files changed, 46 insertions(+), 1 deletion(-)

diff --git a/Source/Editor/Windows/SceneTreeWindow.ContextMenu.cs b/Source/Editor/Windows/SceneTreeWindow.ContextMenu.cs
index b6756b438..87f13b13f 100644
--- a/Source/Editor/Windows/SceneTreeWindow.ContextMenu.cs
+++ b/Source/Editor/Windows/SceneTreeWindow.ContextMenu.cs
@@ -55,6 +55,28 @@ namespace FlaxEditor.Windows
             b = contextMenu.AddButton("Duplicate", Editor.SceneEditing.Duplicate);
             b.Enabled = hasSthSelected;
 
+            var convertMenu = contextMenu.AddChildMenu("Convert");
+            var convertActorCm = convertMenu.ContextMenu;
+            for (int i = 0; i < SpawnActorsGroups.Length; i++)
+            {
+                var group = SpawnActorsGroups[i];
+
+                if (group.Types.Length == 1)
+                {
+                    var type = group.Types[0].Value;
+                    convertActorCm.AddButton(group.Types[0].Key, () => Convert(type));
+                }
+                else
+                {
+                    var groupCm = convertActorCm.AddChildMenu(group.Name).ContextMenu;
+                    for (int j = 0; j < group.Types.Length; j++)
+                    {
+                        var type = group.Types[j].Value;
+                        groupCm.AddButton(group.Types[j].Key, () => Convert(type));
+                    }
+                }
+            }
+            
             b = contextMenu.AddButton("Delete", Editor.SceneEditing.Delete);
             b.Enabled = hasSthSelected;
 
diff --git a/Source/Editor/Windows/SceneTreeWindow.cs b/Source/Editor/Windows/SceneTreeWindow.cs
index 3db4df799..997f764d2 100644
--- a/Source/Editor/Windows/SceneTreeWindow.cs
+++ b/Source/Editor/Windows/SceneTreeWindow.cs
@@ -122,7 +122,30 @@ namespace FlaxEditor.Windows
             // Spawn it
             Editor.SceneEditing.Spawn(actor, parentActor);
         }
-
+        
+        private void Convert(Type to)
+        {
+            if (!Editor.SceneEditing.HasSthSelected || !(Editor.SceneEditing.Selection[0] is ActorNode))
+                return;
+            Actor old = ((ActorNode)Editor.SceneEditing.Selection[0]).Actor;
+            Actor actor = (Actor)FlaxEngine.Object.New(to);
+            actor.Transform = old.Transform;
+            if (old.Parent != null)
+                actor.Parent = old.Parent;
+            actor.StaticFlags = old.StaticFlags;
+            actor.HideFlags = old.HideFlags;
+            actor.Layer = old.Layer;
+            actor.Tag = old.Tag;
+            actor.Name = old.Name;
+            actor.IsActive = old.IsActive;
+            for (var i = old.Children.Length - 1; i >= 0 ; i--)
+            {
+                old.Children[i].Parent = actor;
+            }
+            Editor.SceneEditing.Delete();
+            Editor.SceneEditing.Spawn(actor, actor.Parent);
+        }
+        
         /// <summary>
         /// Focuses search box.
         /// </summary>