Rename LoadingAnimation to LoadingSpinner

2025-07-01 00:09:55 +09:00 · 2020-02-21 15:33:31 +09:00
parent 623b78d675
commit 92f6f0207c
14 changed files with 37 additions and 37 deletions
--- a/osu.Game/Graphics/UserInterface/LoadingSpinner.cs
+++ b/osu.Game/Graphics/UserInterface/LoadingSpinner.cs
@ -0,0 +1,106 @@
+// 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 osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Graphics.Sprites;
+using osuTK;
+using osuTK.Graphics;
+
+namespace osu.Game.Graphics.UserInterface
+{
+    /// <summary>
+    /// A loading spinner.
+    /// </summary>
+    public class LoadingSpinner : VisibilityContainer
+    {
+        private readonly SpriteIcon spinner;
+
+        protected Container MainContents;
+
+        protected const float TRANSITION_DURATION = 500;
+
+        private const float spin_duration = 900;
+
+        /// <summary>
+        /// Constuct a new loading spinner.
+        /// </summary>
+        /// <param name="withBox"></param>
+        public LoadingSpinner(bool withBox = false)
+        {
+            Size = new Vector2(60);
+
+            Anchor = Anchor.Centre;
+            Origin = Anchor.Centre;
+
+            Child = MainContents = new Container
+            {
+                RelativeSizeAxes = Axes.Both,
+                Masking = true,
+                CornerRadius = 20,
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                Children = new Drawable[]
+                {
+                    new Box
+                    {
+                        Colour = Color4.Black,
+                        RelativeSizeAxes = Axes.Both,
+                        Alpha = withBox ? 0.7f : 0
+                    },
+                    spinner = new SpriteIcon
+                    {
+                        Anchor = Anchor.Centre,
+                        Origin = Anchor.Centre,
+                        Scale = new Vector2(withBox ? 0.6f : 1),
+                        RelativeSizeAxes = Axes.Both,
+                        Icon = FontAwesome.Solid.CircleNotch
+                    }
+                }
+            };
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            rotate();
+        }
+
+        protected override void Update()
+        {
+            base.Update();
+
+            MainContents.CornerRadius = MainContents.DrawWidth / 4;
+        }
+
+        protected override void PopIn()
+        {
+            if (Alpha < 0.5f)
+                // reset animation if the user can't see us.
+                rotate();
+
+            MainContents.ScaleTo(1, TRANSITION_DURATION, Easing.OutQuint);
+            this.FadeIn(TRANSITION_DURATION * 2, Easing.OutQuint);
+        }
+
+        protected override void PopOut()
+        {
+            MainContents.ScaleTo(0.8f, TRANSITION_DURATION / 2, Easing.In);
+            this.FadeOut(TRANSITION_DURATION, Easing.OutQuint);
+        }
+
+        private void rotate()
+        {
+            spinner.Spin(spin_duration * 4, RotationDirection.Clockwise);
+
+            MainContents.RotateTo(0).Then()
+                        .RotateTo(90, spin_duration, Easing.InOutQuart).Then()
+                        .RotateTo(180, spin_duration, Easing.InOutQuart).Then()
+                        .RotateTo(270, spin_duration, Easing.InOutQuart).Then()
+                        .RotateTo(360, spin_duration, Easing.InOutQuart).Then()
+                        .Loop();
+        }
+    }
+}