Merge pull request #5894 from smoogipoo/accessible-beatdivisor-colours

Move beat divisor colour retrieval to BindableBeatDivisor

osu.Game/Screens/Edit/BindableBeatDivisor.cs

@@ -4,6 +4,9 @@
 using System;
 using System.Linq;
 using osu.Framework.Bindables;
+using osu.Framework.Graphics.Colour;
+using osu.Game.Graphics;
+using osuTK.Graphics;
 
 namespace osu.Game.Screens.Edit
 {
@@ -35,5 +38,41 @@ namespace osu.Game.Screens.Edit
         protected override int DefaultMinValue => VALID_DIVISORS.First();
         protected override int DefaultMaxValue => VALID_DIVISORS.Last();
         protected override int DefaultPrecision => 1;
+
+        /// <summary>
+        /// Retrieves the appropriate colour for a beat divisor.
+        /// </summary>
+        /// <param name="beatDivisor">The beat divisor.</param>
+        /// <param name="colours">The set of colours.</param>
+        /// <returns>The applicable colour from <paramref name="colours"/> for <paramref name="beatDivisor"/>.</returns>
+        public static ColourInfo GetColourFor(int beatDivisor, OsuColour colours)
+        {
+            switch (beatDivisor)
+            {
+                case 2:
+                    return colours.BlueLight;
+
+                case 4:
+                    return colours.Blue;
+
+                case 8:
+                    return colours.BlueDarker;
+
+                case 16:
+                    return colours.PurpleDark;
+
+                case 3:
+                    return colours.YellowLight;
+
+                case 6:
+                    return colours.Yellow;
+
+                case 12:
+                    return colours.YellowDarker;
+
+                default:
+                    return Color4.White;
+            }
+        }
     }
 }

osu.Game/Screens/Edit/Compose/Components/BeatDivisorControl.cs

@@ -188,6 +188,9 @@ namespace osu.Game.Screens.Edit.Compose.Components
         {
             private Marker marker;
 
+            [Resolved]
+            private OsuColour colours { get; set; }
+
             private readonly BindableBeatDivisor beatDivisor;
             private readonly int[] availableDivisors;
 
@@ -204,11 +207,12 @@ namespace osu.Game.Screens.Edit.Compose.Components
             {
                 foreach (var t in availableDivisors)
                 {
-                    AddInternal(new Tick(t)
+                    AddInternal(new Tick
                     {
                         Anchor = Anchor.TopLeft,
                         Origin = Anchor.TopCentre,
                         RelativePositionAxes = Axes.X,
+                        Colour = BindableBeatDivisor.GetColourFor(t, colours),
                         X = getMappedPosition(t)
                     });
                 }
@@ -284,11 +288,8 @@ namespace osu.Game.Screens.Edit.Compose.Components
 
             private class Tick : CompositeDrawable
             {
-                private readonly int divisor;
+                public Tick()
-
-                public Tick(int divisor)
                 {
-                    this.divisor = divisor;
                     Size = new Vector2(2.5f, 10);
 
                     InternalChild = new Box { RelativeSizeAxes = Axes.Both };
@@ -296,42 +297,6 @@ namespace osu.Game.Screens.Edit.Compose.Components
                     CornerRadius = 0.5f;
                     Masking = true;
                 }
-
-                [BackgroundDependencyLoader]
-                private void load(OsuColour colours)
-                {
-                    Colour = getColourForDivisor(divisor, colours);
-                }
-
-                private ColourInfo getColourForDivisor(int divisor, OsuColour colours)
-                {
-                    switch (divisor)
-                    {
-                        case 2:
-                            return colours.BlueLight;
-
-                        case 4:
-                            return colours.Blue;
-
-                        case 8:
-                            return colours.BlueDarker;
-
-                        case 16:
-                            return colours.PurpleDark;
-
-                        case 3:
-                            return colours.YellowLight;
-
-                        case 6:
-                            return colours.Yellow;
-
-                        case 12:
-                            return colours.YellowDarker;
-
-                        default:
-                            return Color4.White;
-                    }
-                }
             }
 
             private class Marker : CompositeDrawable