From e08437c5dc34ec3bec18e81d5556e83c1fb56727 Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Fri, 7 Feb 2020 18:03:14 +0900
Subject: [PATCH] Track placement object in EditorBeatmap

---
 osu.Game/Rulesets/Edit/HitObjectComposer.cs |  4 ++++
 osu.Game/Screens/Edit/EditorBeatmap.cs      | 10 +++++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/osu.Game/Rulesets/Edit/HitObjectComposer.cs b/osu.Game/Rulesets/Edit/HitObjectComposer.cs
index e3f2fa915a..d946b2eb7f 100644
--- a/osu.Game/Rulesets/Edit/HitObjectComposer.cs
+++ b/osu.Game/Rulesets/Edit/HitObjectComposer.cs
@@ -250,12 +250,16 @@ namespace osu.Game.Rulesets.Edit
 
         public void BeginPlacement(HitObject hitObject)
         {
+            EditorBeatmap.PlacementObject.Value = hitObject;
+
             if (distanceSnapGrid != null)
                 hitObject.StartTime = GetSnappedPosition(distanceSnapGrid.ToLocalSpace(inputManager.CurrentState.Mouse.Position), hitObject.StartTime).time;
         }
 
         public void EndPlacement(HitObject hitObject, bool commit)
         {
+            EditorBeatmap.PlacementObject.Value = null;
+
             if (commit)
             {
                 EditorBeatmap.Add(hitObject);
diff --git a/osu.Game/Screens/Edit/EditorBeatmap.cs b/osu.Game/Screens/Edit/EditorBeatmap.cs
index cacb539891..e1f3ddf191 100644
--- a/osu.Game/Screens/Edit/EditorBeatmap.cs
+++ b/osu.Game/Screens/Edit/EditorBeatmap.cs
@@ -33,7 +33,15 @@ namespace osu.Game.Screens.Edit
         /// </summary>
         public event Action<HitObject> StartTimeChanged;
 
-        public BindableList<HitObject> SelectedHitObjects { get; } = new BindableList<HitObject>();
+        /// <summary>
+        /// All currently selected <see cref="HitObject"/>s.
+        /// </summary>
+        public readonly BindableList<HitObject> SelectedHitObjects = new BindableList<HitObject>();
+
+        /// <summary>
+        /// The current placement
+        /// </summary>
+        public readonly Bindable<HitObject> PlacementObject = new Bindable<HitObject>();
 
         public readonly IBeatmap PlayableBeatmap;