ToolbarOverlayToggleButton

osu.Game/Overlays/Toolbar/ToolbarOverlayToggleButton.cs

@@ -0,0 +1,71 @@
+//Copyright (c) 2007-2016 ppy Pty Ltd <contact@ppy.sh>.
+//Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using osu.Framework;
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Sprites;
+using osu.Framework.Graphics.Textures;
+using osu.Game.Configuration;
+using osu.Game.Online.API;
+using OpenTK;
+using OpenTK.Graphics;
+
+namespace osu.Game.Overlays.Toolbar
+{
+    class ToolbarOverlayToggleButton : ToolbarButton
+    {
+        private Box StateBackground;
+
+        private OverlayContainer stateContainer;
+
+        public OverlayContainer StateContainer
+        {
+            get { return stateContainer; }
+            set
+            {
+                stateContainer = value;
+                stateContainer.StateChanged += stateChanged;
+            }
+        }
+
+        public ToolbarOverlayToggleButton()
+        {
+            Add(StateBackground = new Box
+            {
+                RelativeSizeAxes = Axes.Both,
+                Colour = new Color4(150, 150, 150, 180),
+                BlendingMode = BlendingMode.Additive,
+                Depth = 2,
+                Alpha = 0,
+            });
+        }
+
+        protected override void Dispose(bool isDisposing)
+        {
+            base.Dispose(isDisposing);
+            if (stateContainer != null)
+                stateContainer.StateChanged -= stateChanged;
+        }
+
+        private void stateChanged(OverlayContainer c, Visibility state)
+        {
+            switch (state)
+            {
+                case Visibility.Hidden:
+                    StateBackground.FadeOut(200);
+                    break;
+                case Visibility.Visible:
+                    StateBackground.FadeIn(200);
+                    break;
+            }
+        }
+    }
+}