Add spotlights selector to new header

osu.Game/Overlays/Rankings/RankingsOverlayHeader.cs

@@ -8,15 +8,22 @@
 using osu.Game.Users;
 using System.Collections.Generic;
 using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Allocation;
 
 namespace osu.Game.Overlays.Rankings
 {
     public class RankingsOverlayHeader : TabControlOverlayHeader<RankingsScope>
     {
         public readonly Bindable<RulesetInfo> Ruleset = new Bindable<RulesetInfo>();
+        public readonly Bindable<Spotlight> Spotlight = new Bindable<Spotlight>();
         public readonly Bindable<Country> Country = new Bindable<Country>();
 
-        public IEnumerable<Spotlight> Spotlights { get; set; }
+        public IEnumerable<Spotlight> Spotlights
+        {
+            get => spotlightsContainer.Spotlights;
+            set => spotlightsContainer.Spotlights = value;
+        }
 
         protected override ScreenTitle CreateTitle() => new RankingsTitle
         {
@@ -28,19 +35,35 @@ public class RankingsOverlayHeader : TabControlOverlayHeader<RankingsScope>
             Current = Ruleset
         };
 
-        protected override Drawable CreateContent() => new Container
+        private SpotlightsContainer spotlightsContainer;
+
+        protected override Drawable CreateContent() => new FillFlowContainer
         {
             RelativeSizeAxes = Axes.X,
             AutoSizeAxes = Axes.Y,
+            Direction = FillDirection.Vertical,
             Children = new Drawable[]
             {
                 new CountryFilter
                 {
                     Current = Country
+                },
+                spotlightsContainer = new SpotlightsContainer
+                {
+                    Spotlight = { BindTarget = Spotlight }
                 }
             }
         };
 
+        protected override void LoadComplete()
+        {
+            Current.BindValueChanged(onCurrentChanged, true);
+            base.LoadComplete();
+        }
+
+        private void onCurrentChanged(ValueChangedEvent<RankingsScope> scope) =>
+            spotlightsContainer.FadeTo(scope.NewValue == RankingsScope.Spotlights ? 1 : 0, 200, Easing.OutQuint);
+
         private class RankingsTitle : ScreenTitle
         {
             public readonly Bindable<RankingsScope> Scope = new Bindable<RankingsScope>();
@@ -58,5 +81,47 @@ protected override void LoadComplete()
 
             protected override Drawable CreateIcon() => new ScreenTitleTextureIcon(@"Icons/rankings");
         }
+
+        private class SpotlightsContainer : CompositeDrawable
+        {
+            public readonly Bindable<Spotlight> Spotlight = new Bindable<Spotlight>();
+
+            public IEnumerable<Spotlight> Spotlights
+            {
+                get => dropdown.Items;
+                set => dropdown.Items = value;
+            }
+
+            private readonly OsuDropdown<Spotlight> dropdown;
+            private readonly Box background;
+
+            public SpotlightsContainer()
+            {
+                Height = 100;
+                RelativeSizeAxes = Axes.X;
+                InternalChildren = new Drawable[]
+                {
+                    background = new Box
+                    {
+                        RelativeSizeAxes = Axes.Both,
+                    },
+                    dropdown = new OsuDropdown<Spotlight>
+                    {
+                        Anchor = Anchor.TopCentre,
+                        Origin = Anchor.TopCentre,
+                        RelativeSizeAxes = Axes.X,
+                        Width = 0.8f,
+                        Current = Spotlight,
+                        Y = 20,
+                    }
+                };
+            }
+
+            [BackgroundDependencyLoader]
+            private void load(OverlayColourProvider colourProvider)
+            {
+                background.Colour = colourProvider.Dark3;
+            }
+        }
     }
 }