From 33e86cb81e757df40f32b5ce3a996b1b8ccaf316 Mon Sep 17 00:00:00 2001
From: DrabWeb <sethunity@gmail.com>
Date: Wed, 6 Jun 2018 02:06:33 -0300
Subject: [PATCH] Add GameTypePicker.

---
 .../Multi/Screens/Match/GameTypePicker.cs     | 122 ++++++++++++++++++
 .../Screens/Match/RoomSettingsOverlay.cs      |   5 +-
 2 files changed, 126 insertions(+), 1 deletion(-)
 create mode 100644 osu.Game/Screens/Multi/Screens/Match/GameTypePicker.cs

diff --git a/osu.Game/Screens/Multi/Screens/Match/GameTypePicker.cs b/osu.Game/Screens/Multi/Screens/Match/GameTypePicker.cs
new file mode 100644
index 0000000000..1b4d69a35b
--- /dev/null
+++ b/osu.Game/Screens/Multi/Screens/Match/GameTypePicker.cs
@@ -0,0 +1,122 @@
+// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Allocation;
+using osu.Framework.Configuration;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Graphics.UserInterface;
+using osu.Game.Graphics;
+using osu.Game.Graphics.Sprites;
+using osu.Game.Online.Multiplayer;
+using osu.Game.Screens.Multi.Components;
+using OpenTK;
+
+namespace osu.Game.Screens.Multi.Screens.Match
+{
+    public class GameTypePicker : FillFlowContainer, IHasCurrentValue<GameType>
+    {
+        private readonly OsuSpriteText tooltip;
+
+        public Bindable<GameType> Current { get; } = new Bindable<GameType>();
+
+        public GameTypePicker()
+        {
+            AutoSizeAxes = Axes.Y;
+            RelativeSizeAxes = Axes.X;
+            Direction = FillDirection.Vertical;
+            Spacing = new Vector2(7);
+
+            Picker picker;
+            Children = new Drawable[]
+            {
+                picker = new Picker
+                {
+                    RelativeSizeAxes = Axes.X,
+                },
+                tooltip = new OsuSpriteText
+                {
+                    TextSize = 14,
+                },
+            };
+
+            Current.ValueChanged += t => tooltip.Text = t.Name;
+
+            picker.AddItem(new GameTypeTag());
+            picker.AddItem(new GameTypeVersus());
+            picker.AddItem(new GameTypeTagTeam());
+            picker.AddItem(new GameTypeTeamVersus());
+
+            Current.BindTo(picker.Current);
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(OsuColour colours)
+        {
+            tooltip.Colour = colours.Yellow;
+        }
+
+        private class Picker : TabControl<GameType>
+        {
+            private const float height = 40;
+            private const float selection_width = 3;
+
+            protected override TabItem<GameType> CreateTabItem(GameType value) => new PickerItem(value);
+            protected override Dropdown<GameType> CreateDropdown() => null;
+
+            public Picker()
+            {
+                Height = height + selection_width * 2;
+                TabContainer.Spacing = new Vector2(10 - selection_width * 2);
+            }
+
+            private class PickerItem : TabItem<GameType>
+            {
+                private const float transition_duration = 200;
+
+                private readonly Container selection;
+
+                public PickerItem(GameType value)
+                    : base(value)
+                {
+                    AutoSizeAxes = Axes.Both;
+
+                    Child = selection = new CircularContainer
+                    {
+                        RelativeSizeAxes = Axes.Both,
+                        Masking = true,
+                        Alpha = 0,
+                        Child = new Box
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                        },
+                    };
+                }
+
+                [BackgroundDependencyLoader]
+                private void load(OsuColour colours)
+                {
+                    DrawableGameType icon;
+                    Add(icon = new DrawableGameType(Value)
+                    {
+                        Size = new Vector2(height),
+                    });
+
+                    selection.Colour = colours.Yellow;
+                    icon.Margin = new MarginPadding(selection_width);
+                }
+
+                protected override void OnActivated()
+                {
+                    selection.FadeIn(transition_duration, Easing.OutQuint);
+                }
+
+                protected override void OnDeactivated()
+                {
+                    selection.FadeOut(transition_duration, Easing.OutQuint);
+                }
+            }
+        }
+    }
+}
diff --git a/osu.Game/Screens/Multi/Screens/Match/RoomSettingsOverlay.cs b/osu.Game/Screens/Multi/Screens/Match/RoomSettingsOverlay.cs
index 6cb814163f..3780e43a4c 100644
--- a/osu.Game/Screens/Multi/Screens/Match/RoomSettingsOverlay.cs
+++ b/osu.Game/Screens/Multi/Screens/Match/RoomSettingsOverlay.cs
@@ -51,7 +51,10 @@ namespace osu.Game.Screens.Multi.Screens.Match
                                         Child = new SettingsTextBox(),
                                     },
                                     new Section("ROOM VISIBILITY"),
-                                    new Section("GAME TYPE"),
+                                    new Section("GAME TYPE")
+                                    {
+                                        Child = new GameTypePicker(),
+                                    },
                                 },
                             },
                             new SectionContainer