Add first pieces of editor timing UI

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModMuted.cs

@@ -22,7 +22,7 @@ public void TestZeroFinalCombo() => CreateModTest(new ModTestData
                 MuteComboCount = { Value = 0 },
             },
             PassCondition = () => Beatmap.Value.Track.AggregateVolume.Value == 0.0 &&
-                                  Player.ChildrenOfType<Metronome>().SingleOrDefault()?.AggregateVolume.Value == 1.0,
+                                  Player.ChildrenOfType<MetronomeBeat>().SingleOrDefault()?.AggregateVolume.Value == 1.0,
         });
 
         /// <summary>

osu.Game.Rulesets.Osu/Mods/OsuModTarget.cs

@@ -339,7 +339,7 @@ private void randomizeCirclePos(IReadOnlyList<OsuHitObject> hitObjects)
 
         public void ApplyToDrawableRuleset(DrawableRuleset<OsuHitObject> drawableRuleset)
         {
-            drawableRuleset.Overlays.Add(new Metronome(drawableRuleset.Beatmap.HitObjects.First().StartTime));
+            drawableRuleset.Overlays.Add(new MetronomeBeat(drawableRuleset.Beatmap.HitObjects.First().StartTime));
         }
 
         #endregion

osu.Game.Tests/Visual/Editing/TestSceneTapTimingControl.cs

@@ -0,0 +1,116 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System.Linq;
+using NUnit.Framework;
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Testing;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Graphics.UserInterfaceV2;
+using osu.Game.Overlays;
+using osu.Game.Rulesets.Edit;
+using osu.Game.Rulesets.Osu;
+using osu.Game.Screens.Edit;
+using osu.Game.Screens.Edit.Timing;
+using osuTK;
+
+namespace osu.Game.Tests.Visual.Editing
+{
+    [TestFixture]
+    public class TestSceneTapTimingControl : EditorClockTestScene
+    {
+        [Cached(typeof(EditorBeatmap))]
+        [Cached(typeof(IBeatSnapProvider))]
+        private readonly EditorBeatmap editorBeatmap;
+
+        [Cached]
+        private readonly OverlayColourProvider colourProvider = new OverlayColourProvider(OverlayColourScheme.Blue);
+
+        [Cached]
+        private Bindable<ControlPointGroup> selectedGroup = new Bindable<ControlPointGroup>();
+
+        private TapTimingControl control;
+
+        public TestSceneTapTimingControl()
+        {
+            var playableBeatmap = CreateBeatmap(new OsuRuleset().RulesetInfo);
+
+            // Ensure time doesn't end while testing
+            playableBeatmap.BeatmapInfo.Length = 1200000;
+
+            editorBeatmap = new EditorBeatmap(playableBeatmap);
+
+            selectedGroup.Value = editorBeatmap.ControlPointInfo.Groups.First();
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            Beatmap.Value = CreateWorkingBeatmap(editorBeatmap.PlayableBeatmap);
+            Beatmap.Disabled = true;
+
+            Children = new Drawable[]
+            {
+                new Container
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                    AutoSizeAxes = Axes.Y,
+                    Width = 400,
+                    Scale = new Vector2(1.5f),
+                    Child = control = new TapTimingControl(),
+                }
+            };
+        }
+
+        [Test]
+        public void TestTapThenReset()
+        {
+            AddStep("click tap button", () =>
+            {
+                control.ChildrenOfType<RoundedButton>()
+                       .Last()
+                       .TriggerClick();
+            });
+
+            AddUntilStep("wait for track playing", () => Clock.IsRunning);
+
+            AddStep("click reset button", () =>
+            {
+                control.ChildrenOfType<RoundedButton>()
+                       .First()
+                       .TriggerClick();
+            });
+
+            AddUntilStep("wait for track stopped", () => !Clock.IsRunning);
+        }
+
+        [Test]
+        public void TestBasic()
+        {
+            AddStep("set low bpm", () =>
+            {
+                editorBeatmap.ControlPointInfo.TimingPoints.First().BeatLength = 1000;
+            });
+
+            AddStep("click tap button", () =>
+            {
+                control.ChildrenOfType<RoundedButton>()
+                       .Last()
+                       .TriggerClick();
+            });
+
+            AddSliderStep("BPM", 30, 400, 60, bpm => editorBeatmap.ControlPointInfo.TimingPoints.First().BeatLength = 60000f / bpm);
+        }
+
+        protected override void Dispose(bool isDisposing)
+        {
+            Beatmap.Disabled = false;
+            base.Dispose(isDisposing);
+        }
+    }
+}

osu.Game.Tests/Visual/UserInterface/TestSceneBeatSyncedContainer.cs

@@ -258,24 +258,7 @@ public TestBeatSyncedContainer()
                 };
             }
 
-            protected override void LoadComplete()
-            {
-                base.LoadComplete();
-
-                Beatmap.BindValueChanged(_ =>
-                {
-                    timingPointCount.Value = 0;
-                    currentTimingPoint.Value = 0;
-                    beatCount.Value = 0;
-                    currentBeat.Value = 0;
-                    beatsPerMinute.Value = 0;
-                    adjustedBeatLength.Value = 0;
-                    timeUntilNextBeat.Value = 0;
-                    timeSinceLastBeat.Value = 0;
-                }, true);
-            }
-
-            private List<TimingControlPoint> timingPoints => Beatmap.Value.Beatmap.ControlPointInfo.TimingPoints.ToList();
+            private List<TimingControlPoint> timingPoints => Beatmap.ControlPointInfo.TimingPoints.ToList();
 
             private TimingControlPoint getNextTimingPoint(TimingControlPoint current)
             {

osu.Game/Graphics/Containers/BeatSyncedContainer.cs

@@ -10,6 +10,7 @@
 using osu.Framework.Timing;
 using osu.Game.Beatmaps;
 using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Screens.Edit;
 using osu.Game.Screens.Play;
 
 namespace osu.Game.Graphics.Containers
@@ -79,20 +80,31 @@ protected virtual void OnNewBeat(int beatIndex, TimingControlPoint timingPoint,
         }
 
         [Resolved]
-        protected IBindable<WorkingBeatmap> Beatmap { get; private set; }
+        private IBindable<WorkingBeatmap> beatmap { get; set; }
 
         [Resolved(canBeNull: true)]
         protected GameplayClock GameplayClock { get; private set; }
 
+        [Resolved(canBeNull: true)]
+        protected EditorBeatmap EditorBeatmap { get; private set; }
+
+        [Resolved(canBeNull: true)]
+        protected EditorClock EditorClock { get; private set; }
+
+        protected IBeatmap Beatmap => EditorBeatmap ?? beatmap?.Value.Beatmap;
+
         protected IClock BeatSyncClock
         {
             get
             {
+                if (EditorClock != null)
+                    return EditorClock;
+
                 if (GameplayClock != null)
                     return GameplayClock;
 
-                if (Beatmap.Value.TrackLoaded)
-                    return Beatmap.Value.Track;
+                if (beatmap.Value.TrackLoaded)
+                    return beatmap.Value.Track;
 
                 return null;
             }
@@ -101,7 +113,6 @@ protected IClock BeatSyncClock
         protected override void Update()
         {
             ITrack track = null;
-            IBeatmap beatmap = null;
 
             TimingControlPoint timingPoint;
             EffectControlPoint effectPoint;
@@ -113,10 +124,9 @@ protected override void Update()
 
             double currentTrackTime = clock.CurrentTime + EarlyActivationMilliseconds;
 
-            if (Beatmap.Value.TrackLoaded && Beatmap.Value.BeatmapLoaded)
+            if (beatmap.Value.TrackLoaded && beatmap.Value.BeatmapLoaded)
             {
-                track = Beatmap.Value.Track;
-                beatmap = Beatmap.Value.Beatmap;
+                track = beatmap.Value.Track;
             }
 
             IsBeatSyncedWithTrack = beatmap != null && clock.IsRunning && track?.Length > 0;
@@ -125,8 +135,8 @@ protected override void Update()
             {
                 Debug.Assert(beatmap != null);
 
-                timingPoint = beatmap.ControlPointInfo.TimingPointAt(currentTrackTime);
-                effectPoint = beatmap.ControlPointInfo.EffectPointAt(currentTrackTime);
+                timingPoint = Beatmap.ControlPointInfo.TimingPointAt(currentTrackTime);
+                effectPoint = Beatmap.ControlPointInfo.EffectPointAt(currentTrackTime);
             }
             else
             {

osu.Game/Graphics/UserInterfaceV2/LabelledDrawable.cs

@@ -41,7 +41,8 @@ public float? FixedLabelWidth
 
         protected const float CONTENT_PADDING_VERTICAL = 10;
         protected const float CONTENT_PADDING_HORIZONTAL = 15;
-        protected const float CORNER_RADIUS = 15;
+
+        public const float CORNER_RADIUS = 15;
 
         /// <summary>
         /// The component that is being displayed.

osu.Game/Rulesets/Mods/Metronome.cs → osu.Game/Rulesets/Mods/MetronomeBeat.cs

@@ -11,14 +11,14 @@
 
 namespace osu.Game.Rulesets.Mods
 {
-    public class Metronome : BeatSyncedContainer, IAdjustableAudioComponent
+    public class MetronomeBeat : BeatSyncedContainer, IAdjustableAudioComponent
     {
         private readonly double firstHitTime;
 
         private readonly PausableSkinnableSound sample;
 
         /// <param name="firstHitTime">Start time of the first hit object, used for providing a count down.</param>
-        public Metronome(double firstHitTime)
+        public MetronomeBeat(double firstHitTime)
         {
             this.firstHitTime = firstHitTime;
             AllowMistimedEventFiring = false;

osu.Game/Rulesets/Mods/ModMuted.cs

@@ -79,11 +79,11 @@ public void ApplyToDrawableRuleset(DrawableRuleset<TObject> drawableRuleset)
         {
             if (EnableMetronome.Value)
             {
-                Metronome metronome;
+                MetronomeBeat metronomeBeat;
 
-                drawableRuleset.Overlays.Add(metronome = new Metronome(drawableRuleset.Beatmap.HitObjects.First().StartTime));
+                drawableRuleset.Overlays.Add(metronomeBeat = new MetronomeBeat(drawableRuleset.Beatmap.HitObjects.First().StartTime));
 
-                metronome.AddAdjustment(AdjustableProperty.Volume, metronomeVolumeAdjust);
+                metronomeBeat.AddAdjustment(AdjustableProperty.Volume, metronomeVolumeAdjust);
             }
 
             if (AffectsHitSounds.Value)