Renamespace compose-mode components

osu.Game/Screens/Edit/Components/RadioButtons/DrawableRadioButton.cs

@@ -0,0 +1,123 @@
+// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using osu.Framework.Allocation;
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Graphics.Sprites;
+using osu.Framework.Input.Events;
+using osu.Game.Graphics;
+using osu.Game.Graphics.Sprites;
+using osu.Game.Graphics.UserInterface;
+using OpenTK;
+using OpenTK.Graphics;
+
+namespace osu.Game.Screens.Edit.Components.RadioButtons
+{
+    public class DrawableRadioButton : TriangleButton
+    {
+        /// <summary>
+        /// Invoked when this <see cref="DrawableRadioButton"/> has been selected.
+        /// </summary>
+        public Action<RadioButton> Selected;
+
+        private Color4 defaultBackgroundColour;
+        private Color4 defaultBubbleColour;
+        private Color4 selectedBackgroundColour;
+        private Color4 selectedBubbleColour;
+
+        private readonly Drawable bubble;
+        private readonly RadioButton button;
+
+        public DrawableRadioButton(RadioButton button)
+        {
+            this.button = button;
+
+            Text = button.Text;
+            Action = button.Action;
+
+            RelativeSizeAxes = Axes.X;
+
+            bubble = new CircularContainer
+            {
+                Anchor = Anchor.CentreLeft,
+                Origin = Anchor.CentreLeft,
+                RelativeSizeAxes = Axes.Both,
+                FillMode = FillMode.Fit,
+                Scale = new Vector2(0.5f),
+                X = 10,
+                Masking = true,
+                Blending = BlendingMode.Additive,
+                Child = new Box { RelativeSizeAxes = Axes.Both }
+            };
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(OsuColour colours)
+        {
+            defaultBackgroundColour = colours.Gray3;
+            defaultBubbleColour = defaultBackgroundColour.Darken(0.5f);
+            selectedBackgroundColour = colours.BlueDark;
+            selectedBubbleColour = selectedBackgroundColour.Lighten(0.5f);
+
+            Triangles.Alpha = 0;
+
+            Content.EdgeEffect = new EdgeEffectParameters
+            {
+                Type = EdgeEffectType.Shadow,
+                Radius = 2,
+                Offset = new Vector2(0, 1),
+                Colour = Color4.Black.Opacity(0.5f)
+            };
+
+            Add(bubble);
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            button.Selected.ValueChanged += v =>
+            {
+                updateSelectionState();
+                if (v)
+                    Selected?.Invoke(button);
+            };
+
+            updateSelectionState();
+        }
+
+        private void updateSelectionState()
+        {
+            if (!IsLoaded)
+                return;
+
+            BackgroundColour = button.Selected ? selectedBackgroundColour : defaultBackgroundColour;
+            bubble.Colour = button.Selected ? selectedBubbleColour : defaultBubbleColour;
+        }
+
+        protected override bool OnClick(ClickEvent e)
+        {
+            if (button.Selected)
+                return true;
+
+            if (!Enabled)
+                return true;
+
+            button.Selected.Value = true;
+
+            return base.OnClick(e);
+        }
+
+        protected override SpriteText CreateText() => new OsuSpriteText
+        {
+            Depth = -1,
+            Origin = Anchor.CentreLeft,
+            Anchor = Anchor.CentreLeft,
+            X = 40f
+        };
+    }
+}