Merge branch 'master' into redesign-timing-table-tracking

osu.Game.Rulesets.Osu.Tests/TestSceneCursorTrail.cs

@@ -88,6 +88,21 @@ namespace osu.Game.Rulesets.Osu.Tests
             AddAssert("trail is disjoint", () => this.ChildrenOfType<LegacyCursorTrail>().Single().DisjointTrail, () => Is.True);
         }
 
+        [Test]
+        public void TestClickExpand()
+        {
+            createTest(() => new Container
+            {
+                RelativeSizeAxes = Axes.Both,
+                Scale = new Vector2(10),
+                Child = new CursorTrail(),
+            });
+
+            AddStep("expand", () => this.ChildrenOfType<CursorTrail>().Single().NewPartScale = new Vector2(3));
+            AddWaitStep("let the cursor trail draw a bit", 5);
+            AddStep("contract", () => this.ChildrenOfType<CursorTrail>().Single().NewPartScale = Vector2.One);
+        }
+
         private void createTest(Func<Drawable> createContent) => AddStep("create trail", () =>
         {
             Clear();

osu.Game.Rulesets.Osu/UI/Cursor/CursorTrail.cs

@@ -38,6 +38,11 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
         private double timeOffset;
         private float time;
 
+        /// <summary>
+        /// The scale used on creation of a new trail part.
+        /// </summary>
+        public Vector2 NewPartScale = Vector2.One;
+
         private Anchor trailOrigin = Anchor.Centre;
 
         protected Anchor TrailOrigin
@@ -188,6 +193,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
         {
             parts[currentIndex].Position = localSpacePosition;
             parts[currentIndex].Time = time + 1;
+            parts[currentIndex].Scale = NewPartScale;
             ++parts[currentIndex].InvalidationID;
 
             currentIndex = (currentIndex + 1) % max_sprites;
@@ -199,6 +205,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
         {
             public Vector2 Position;
             public float Time;
+            public Vector2 Scale;
             public long InvalidationID;
         }
 
@@ -280,7 +287,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
 
                     vertexBatch.Add(new TexturedTrailVertex
                     {
-                        Position = new Vector2(part.Position.X - texture.DisplayWidth * originPosition.X, part.Position.Y + texture.DisplayHeight * (1 - originPosition.Y)),
+                        Position = new Vector2(part.Position.X - texture.DisplayWidth * originPosition.X * part.Scale.X, part.Position.Y + texture.DisplayHeight * (1 - originPosition.Y) * part.Scale.Y),
                         TexturePosition = textureRect.BottomLeft,
                         TextureRect = new Vector4(0, 0, 1, 1),
                         Colour = DrawColourInfo.Colour.BottomLeft.Linear,
@@ -289,7 +296,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
 
                     vertexBatch.Add(new TexturedTrailVertex
                     {
-                        Position = new Vector2(part.Position.X + texture.DisplayWidth * (1 - originPosition.X), part.Position.Y + texture.DisplayHeight * (1 - originPosition.Y)),
+                        Position = new Vector2(part.Position.X + texture.DisplayWidth * (1 - originPosition.X) * part.Scale.X, part.Position.Y + texture.DisplayHeight * (1 - originPosition.Y) * part.Scale.Y),
                         TexturePosition = textureRect.BottomRight,
                         TextureRect = new Vector4(0, 0, 1, 1),
                         Colour = DrawColourInfo.Colour.BottomRight.Linear,
@@ -298,7 +305,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
 
                     vertexBatch.Add(new TexturedTrailVertex
                     {
-                        Position = new Vector2(part.Position.X + texture.DisplayWidth * (1 - originPosition.X), part.Position.Y - texture.DisplayHeight * originPosition.Y),
+                        Position = new Vector2(part.Position.X + texture.DisplayWidth * (1 - originPosition.X) * part.Scale.X, part.Position.Y - texture.DisplayHeight * originPosition.Y * part.Scale.Y),
                         TexturePosition = textureRect.TopRight,
                         TextureRect = new Vector4(0, 0, 1, 1),
                         Colour = DrawColourInfo.Colour.TopRight.Linear,
@@ -307,7 +314,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
 
                     vertexBatch.Add(new TexturedTrailVertex
                     {
-                        Position = new Vector2(part.Position.X - texture.DisplayWidth * originPosition.X, part.Position.Y - texture.DisplayHeight * originPosition.Y),
+                        Position = new Vector2(part.Position.X - texture.DisplayWidth * originPosition.X * part.Scale.X, part.Position.Y - texture.DisplayHeight * originPosition.Y * part.Scale.Y),
                         TexturePosition = textureRect.TopLeft,
                         TextureRect = new Vector4(0, 0, 1, 1),
                         Colour = DrawColourInfo.Colour.TopLeft.Linear,

osu.Game.Rulesets.Osu/UI/Cursor/OsuCursor.cs

@@ -31,6 +31,11 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
 
         private SkinnableCursor skinnableCursor => (SkinnableCursor)cursorSprite.Drawable;
 
+        /// <summary>
+        /// The current expanded scale of the cursor.
+        /// </summary>
+        public Vector2 CurrentExpandedScale => skinnableCursor.ExpandTarget?.Scale ?? Vector2.One;
+
         public IBindable<float> CursorScale => cursorScale;
 
         private readonly Bindable<float> cursorScale = new BindableFloat(1);

osu.Game.Rulesets.Osu/UI/Cursor/OsuCursorContainer.cs

@@ -23,14 +23,13 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
         public new OsuCursor ActiveCursor => (OsuCursor)base.ActiveCursor;
 
         protected override Drawable CreateCursor() => new OsuCursor();
-
         protected override Container<Drawable> Content => fadeContainer;
 
         private readonly Container<Drawable> fadeContainer;
 
         private readonly Bindable<bool> showTrail = new Bindable<bool>(true);
 
-        private readonly Drawable cursorTrail;
+        private readonly SkinnableDrawable cursorTrail;
 
         private readonly CursorRippleVisualiser rippleVisualiser;
 
@@ -39,7 +38,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
             InternalChild = fadeContainer = new Container
             {
                 RelativeSizeAxes = Axes.Both,
-                Children = new[]
+                Children = new CompositeDrawable[]
                 {
                     cursorTrail = new SkinnableDrawable(new OsuSkinComponentLookup(OsuSkinComponents.CursorTrail), _ => new DefaultCursorTrail(), confineMode: ConfineMode.NoScaling),
                     rippleVisualiser = new CursorRippleVisualiser(),
@@ -79,6 +78,14 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
                 ActiveCursor.Contract();
         }
 
+        protected override void Update()
+        {
+            base.Update();
+
+            if (cursorTrail.Drawable is CursorTrail trail)
+                trail.NewPartScale = ActiveCursor.CurrentExpandedScale;
+        }
+
         public bool OnPressed(KeyBindingPressEvent<OsuAction> e)
         {
             switch (e.Action)