Merge pull request #1075 from peppy/import-from-stable-part-two

Tidy up osu-stable import process

.vscode/launch.json

@@ -2,46 +2,60 @@
     "version": "0.2.0",
     "configurations": [
         {
-            "name": "Launch VisualTests",
+            "name": "VisualTests (debug)",
             "windows": {
                 "type": "clr"
             },
             "type": "mono",
             "request": "launch",
             "program": "${workspaceRoot}/osu.Desktop.VisualTests/bin/Debug/osu!.exe",
-            "args": [],
             "cwd": "${workspaceRoot}",
-            "preLaunchTask": "build",
+            "preLaunchTask": "Build (Debug)",
             "runtimeExecutable": null,
             "env": {},
             "console": "internalConsole"
         },
         {
-            "name": "Launch Desktop",
+            "name": "VisualTests (release)",
+            "windows": {
+                "type": "clr"
+            },
+            "type": "mono",
+            "request": "launch",
+            "program": "${workspaceRoot}/osu.Desktop.VisualTests/bin/Release/osu!.exe",
+            "cwd": "${workspaceRoot}",
+            "preLaunchTask": "Build (Release)",
+            "runtimeExecutable": null,
+            "env": {},
+            "console": "internalConsole"
+        },
+        {
+            "name": "osu! (debug)",
             "windows": {
                 "type": "clr"
             },
             "type": "mono",
             "request": "launch",
             "program": "${workspaceRoot}/osu.Desktop/bin/Debug/osu!.exe",
-            "args": [],
             "cwd": "${workspaceRoot}",
-            "preLaunchTask": "build",
+            "preLaunchTask": "Build (Debug)",
             "runtimeExecutable": null,
             "env": {},
             "console": "internalConsole"
         },
         {
-            "name": "Attach",
+            "name": "osu! (release)",
             "windows": {
-                "type": "clr",
-                "request": "attach",
-                "processName": "osu!"
+                "type": "clr"
             },
             "type": "mono",
-            "request": "attach",
-            "address": "localhost",
-            "port": 55555
+            "request": "launch",
+            "program": "${workspaceRoot}/osu.Desktop/bin/Release/osu!.exe",
+            "cwd": "${workspaceRoot}",
+            "preLaunchTask": "Build (Release)",
+            "runtimeExecutable": null,
+            "env": {},
+            "console": "internalConsole"
         }
     ]
 }

.vscode/tasks.json

@@ -1,51 +1,44 @@
 {
     // See https://go.microsoft.com/fwlink/?LinkId=733558
     // for the documentation about the tasks.json format
-    "version": "0.1.0",
-    "taskSelector": "/t:",
+    "version": "2.0.0",
+    "problemMatcher": "$msCompile",
+    "isShellCommand": true,
+    "command": "msbuild",
+    "suppressTaskName": true,
+    "showOutput": "silent",
+    "args": [
+        "/property:GenerateFullPaths=true",
+        "/property:DebugType=portable",
+        "/m" //parallel compiling support.
+    ],
     "tasks": [
         {
-            "taskName": "build",
-            "isShellCommand": true,
-            "showOutput": "silent",
-            "command": "msbuild",
-            "args": [
-                "/property:GenerateFullPaths=true",
-                "/property:DebugType=portable"
-            ],
-            "windows": {
-                "args": [
-                    "/property:GenerateFullPaths=true",
-                    "/property:DebugType=portable",
-                    "/m" //parallel compiling support. doesn't work well with mono atm
-                ]
-            },
-            // Use the standard MS compiler pattern to detect errors, warnings and infos
-            "problemMatcher": "$msCompile",
+            "taskName": "Build (Debug)",
             "isBuildCommand": true
         },
         {
-            "taskName": "rebuild",
-            "isShellCommand": true,
-            "showOutput": "silent",
-            "command": "msbuild",
+            "taskName": "Build (Release)",
             "args": [
-                // Ask msbuild to generate full paths for file names.
-                "/property:GenerateFullPaths=true",
-                "/property:DebugType=portable",
-                "/target:Clean,Build"
-            ],
-            "windows": {
-                "args": [
-                    "/property:GenerateFullPaths=true",
-                    "/property:DebugType=portable",
-                    "/target:Clean,Build",
-                    "/m" //parallel compiling support. doesn't work well with mono atm
-                ]
-            },
-            // Use the standard MS compiler pattern to detect errors, warnings and infos
-            "problemMatcher": "$msCompile",
-            "isBuildCommand": true
+                "/property:Configuration=Release"
+            ]
+        },
+        {
+            "taskName": "Clean All",
+            "dependsOn": ["Clean (Debug)", "Clean (Release)"]
+        },
+        {
+            "taskName": "Clean (Debug)",
+            "args": [
+                "/target:Clean"
+            ]
+        },
+        {
+            "taskName": "Clean (Release)",
+            "args": [
+                "/target:Clean",
+                "/property:Configuration=Release"
+            ]
         }
     ]
 }

README.md

@@ -1,8 +1,6 @@
-# osu! [![Build status](https://ci.appveyor.com/api/projects/status/u2p01nx7l6og8buh?svg=true)](https://ci.appveyor.com/project/peppy/osu)  [![CodeFactor](https://www.codefactor.io/repository/github/ppy/osu/badge)](https://www.codefactor.io/repository/github/ppy/osu)
+# osu! [![Build status](https://ci.appveyor.com/api/projects/status/u2p01nx7l6og8buh?svg=true)](https://ci.appveyor.com/project/peppy/osu)  [![CodeFactor](https://www.codefactor.io/repository/github/ppy/osu/badge)](https://www.codefactor.io/repository/github/ppy/osu) [![dev chat](https://discordapp.com/api/guilds/188630481301012481/widget.png?style=shield)](https://discord.gg/ppy)
 
-[osu! on the web](https://osu.ppy.sh) | [dev chat](https://discord.gg/ppy)
-
-Rhythm is just a *click* away. The future of osu! and the beginning of an open era!
+Rhythm is just a *click* away. The future of [osu!](https://osu.ppy.sh) and the beginning of an open era!
 
 # Status
 

appveyor.yml

@@ -20,4 +20,4 @@ build:
   verbosity: minimal
 after_build:
   - cmd: inspectcode /o="inspectcodereport.xml" /caches-home="inspectcode" osu.sln
-  - cmd: NVika parsereport "inspectcodereport.xml"
+  - cmd: NVika parsereport "inspectcodereport.xml" --treatwarningsaserrors

osu.Desktop.Deploy/App.config

@@ -31,6 +31,10 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
         <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-10.0.0.0" newVersion="10.0.0.0" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="SharpCompress" publicKeyToken="afb0a02973931d96" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-0.17.1.0" newVersion="0.17.1.0" />
+      </dependentAssembly>
     </assemblyBinding>
   </runtime>
 </configuration>

osu.Desktop.Deploy/osu.Desktop.Deploy.csproj

@@ -49,10 +49,6 @@
       <HintPath>$(SolutionDir)\packages\DeltaCompressionDotNet.1.1.0\lib\net20\DeltaCompressionDotNet.PatchApi.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="ICSharpCode.SharpZipLib, Version=0.86.0.518, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\ICSharpCode.SharpZipLib.dll</HintPath>
-      <Private>True</Private>
-    </Reference>
     <Reference Include="Mono.Cecil, Version=0.9.6.0, Culture=neutral, PublicKeyToken=0738eb9f132ed756, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Mono.Cecil.0.9.6.4\lib\net45\Mono.Cecil.dll</HintPath>
       <Private>True</Private>
@@ -73,15 +69,19 @@
       <HintPath>$(SolutionDir)\packages\Newtonsoft.Json.10.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
     <Reference Include="NuGet.Squirrel, Version=3.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\NuGet.Squirrel.dll</HintPath>
+      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.7.5\lib\Net45\NuGet.Squirrel.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="SharpCompress, Version=0.17.1.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SharpCompress.0.17.1\lib\net45\SharpCompress.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="Splat, Version=2.0.0.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Splat.2.0.0\lib\Net45\Splat.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Squirrel, Version=1.5.2.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\Squirrel.dll</HintPath>
+    <Reference Include="Squirrel, Version=1.7.5.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.7.5\lib\Net45\Squirrel.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="System" />

osu.Desktop.Deploy/packages.config

@@ -7,7 +7,8 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
   <package id="DeltaCompressionDotNet" version="1.1.0" targetFramework="net452" />
   <package id="Mono.Cecil" version="0.9.6.4" targetFramework="net452" />
   <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net452" />
-  <package id="NuGet.CommandLine" version="3.5.0" targetFramework="net452" developmentDependency="true" />
+  <package id="NuGet.CommandLine" version="4.1.0" targetFramework="net452" developmentDependency="true" />
+  <package id="SharpCompress" version="0.17.1" targetFramework="net452" />
   <package id="Splat" version="2.0.0" targetFramework="net452" />
-  <package id="squirrel.windows" version="1.5.2" targetFramework="net452" />
+  <package id="squirrel.windows" version="1.7.5" targetFramework="net452" />
 </packages>

osu.Desktop.Tests/app.config

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <runtime>
+    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+      <dependentAssembly>
+        <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-10.0.0.0" newVersion="10.0.0.0" />
+      </dependentAssembly>
+    </assemblyBinding>
+  </runtime>
+</configuration>

osu.Desktop.Tests/osu.Desktop.Tests.csproj

@@ -37,8 +37,9 @@
     <Reference Include="Newtonsoft.Json, Version=10.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Newtonsoft.Json.10.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
-    <Reference Include="nunit.framework, Version=3.6.1.0, Culture=neutral, PublicKeyToken=2638cd05610744eb, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\NUnit.3.6.1\lib\net45\nunit.framework.dll</HintPath>
+    <Reference Include="nunit.framework, Version=3.7.1.0, Culture=neutral, PublicKeyToken=2638cd05610744eb, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\NUnit.3.7.1\lib\net45\nunit.framework.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="SQLite.Net, Version=3.1.0.0, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
@@ -100,6 +101,7 @@
     <None Include="..\osu.licenseheader">
       <Link>osu.licenseheader</Link>
     </None>
+    <None Include="app.config" />
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup>

osu.Desktop.Tests/packages.config

@@ -5,7 +5,7 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
 -->
 <packages>
   <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net45" />
-  <package id="NUnit" version="3.6.1" targetFramework="net45" />
+  <package id="NUnit" version="3.7.1" targetFramework="net45" />
   <package id="SQLite.Net.Core-PCL" version="3.1.1" targetFramework="net45" />
   <package id="SQLite.Net-PCL" version="3.1.1" targetFramework="net45" />
   <package id="SQLiteNetExtensions" version="1.3.0" targetFramework="net45" />

osu.Desktop.VisualTests/Beatmaps/TestWorkingBeatmap.cs

@@ -10,7 +10,7 @@ namespace osu.Desktop.VisualTests.Beatmaps
     public class TestWorkingBeatmap : WorkingBeatmap
     {
         public TestWorkingBeatmap(Beatmap beatmap)
-            : base(beatmap.BeatmapInfo, beatmap.BeatmapInfo.BeatmapSet)
+            : base(beatmap.BeatmapInfo)
         {
             this.beatmap = beatmap;
         }

osu.Desktop.VisualTests/Tests/TestCaseBeatSyncedContainer.cs

@@ -0,0 +1,206 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Testing;
+using osu.Framework.Graphics;
+using osu.Framework.Timing;
+using osu.Game.Overlays;
+using osu.Framework.Graphics.Containers;
+using osu.Game.Graphics.Containers;
+using osu.Framework.Audio.Track;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Framework.Graphics.Shapes;
+using OpenTK.Graphics;
+using osu.Game.Graphics.Sprites;
+using osu.Framework.Lists;
+using System;
+using osu.Framework.Extensions.Color4Extensions;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseBeatSyncedContainer : TestCase
+    {
+        public override string Description => @"Tests beat synced containers.";
+
+        private readonly MusicController mc;
+
+        public TestCaseBeatSyncedContainer()
+        {
+            Clock = new FramedClock();
+            Clock.ProcessFrame();
+
+            Add(new BeatContainer
+            {
+                Anchor = Anchor.BottomCentre,
+                Origin = Anchor.BottomCentre,
+            });
+
+            Add(mc = new MusicController
+            {
+                Origin = Anchor.TopRight,
+                Anchor = Anchor.TopRight,
+            });
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+            mc.ToggleVisibility();
+        }
+
+        private class BeatContainer : BeatSyncedContainer
+        {
+            private const int flash_layer_heigth = 150;
+
+            private readonly InfoString timingPointCount;
+            private readonly InfoString currentTimingPoint;
+            private readonly InfoString beatCount;
+            private readonly InfoString currentBeat;
+            private readonly InfoString beatsPerMinute;
+            private readonly InfoString adjustedBeatLength;
+            private readonly InfoString timeUntilNextBeat;
+            private readonly InfoString timeSinceLastBeat;
+
+            private readonly Box flashLayer;
+
+            public BeatContainer()
+            {
+                RelativeSizeAxes = Axes.X;
+                AutoSizeAxes = Axes.Y;
+                Children = new Drawable[]
+                {
+                    new Container
+                    {
+                        Name = @"Info Layer",
+                        Anchor = Anchor.BottomLeft,
+                        Origin = Anchor.BottomLeft,
+                        AutoSizeAxes = Axes.Both,
+                        Margin = new MarginPadding { Bottom = flash_layer_heigth },
+                        Children = new Drawable[]
+                        {
+                            new Box
+                            {
+                                RelativeSizeAxes = Axes.Both,
+                                Colour = Color4.Black.Opacity(150),
+                            },
+                            new FillFlowContainer
+                            {
+                                Anchor = Anchor.BottomLeft,
+                                Origin = Anchor.BottomLeft,
+                                AutoSizeAxes = Axes.Both,
+                                Direction = FillDirection.Vertical,
+                                Children = new Drawable[]
+                                {
+                                    timingPointCount = new InfoString(@"Timing points amount"),
+                                    currentTimingPoint = new InfoString(@"Current timing point"),
+                                    beatCount = new InfoString(@"Beats amount (in the current timing point)"),
+                                    currentBeat = new InfoString(@"Current beat"),
+                                    beatsPerMinute = new InfoString(@"BPM"),
+                                    adjustedBeatLength = new InfoString(@"Adjusted beat length"),
+                                    timeUntilNextBeat = new InfoString(@"Time until next beat"),
+                                    timeSinceLastBeat = new InfoString(@"Time since last beat"),
+                                }
+                            }
+                        }
+                    },
+                    new Container
+                    {
+                        Name = @"Color indicator",
+                        Anchor = Anchor.BottomCentre,
+                        Origin = Anchor.BottomCentre,
+                        RelativeSizeAxes = Axes.X,
+                        Height = flash_layer_heigth,
+                        Children = new Drawable[]
+                        {
+                            new Box
+                            {
+                                RelativeSizeAxes = Axes.Both,
+                                Colour = Color4.Black,
+                            },
+                            flashLayer = new Box
+                            {
+                                RelativeSizeAxes = Axes.Both,
+                                Colour = Color4.White,
+                                Alpha = 0,
+                            }
+                        }
+                    }
+                };
+
+                Beatmap.ValueChanged += delegate
+                {
+                    timingPointCount.Value = 0;
+                    currentTimingPoint.Value = 0;
+                    beatCount.Value = 0;
+                    currentBeat.Value = 0;
+                    beatsPerMinute.Value = 0;
+                    adjustedBeatLength.Value = 0;
+                    timeUntilNextBeat.Value = 0;
+                    timeSinceLastBeat.Value = 0;
+                };
+            }
+
+            private SortedList<TimingControlPoint> timingPoints => Beatmap.Value.Beatmap.ControlPointInfo.TimingPoints;
+            private TimingControlPoint getNextTimingPoint(TimingControlPoint current)
+            {
+                if (timingPoints[timingPoints.Count - 1] == current)
+                    return current;
+
+                return timingPoints[timingPoints.IndexOf(current) + 1];
+            }
+
+            private int calculateBeatCount(TimingControlPoint current)
+            {
+                if (timingPoints.Count == 0) return 0;
+
+                if (timingPoints[timingPoints.Count - 1] == current)
+                    return (int)Math.Ceiling((Beatmap.Value.Track.Length - current.Time) / current.BeatLength);
+
+                return (int)Math.Ceiling((getNextTimingPoint(current).Time - current.Time) / current.BeatLength);
+            }
+
+            protected override void Update()
+            {
+                base.Update();
+                timeUntilNextBeat.Value = TimeUntilNextBeat;
+                timeSinceLastBeat.Value = TimeSinceLastBeat;
+            }
+
+            protected override void OnNewBeat(int beatIndex, TimingControlPoint timingPoint, EffectControlPoint effectPoint, TrackAmplitudes amplitudes)
+            {
+                base.OnNewBeat(beatIndex, timingPoint, effectPoint, amplitudes);
+
+                timingPointCount.Value = timingPoints.Count;
+                currentTimingPoint.Value = timingPoints.IndexOf(timingPoint);
+                beatCount.Value = calculateBeatCount(timingPoint);
+                currentBeat.Value = beatIndex;
+                beatsPerMinute.Value = 60000 / timingPoint.BeatLength;
+                adjustedBeatLength.Value = timingPoint.BeatLength;
+
+                flashLayer.FadeOutFromOne(timingPoint.BeatLength);
+            }
+        }
+
+        private class InfoString : FillFlowContainer
+        {
+            private const int text_size = 20;
+            private const int margin = 7;
+
+            private readonly OsuSpriteText valueText;
+
+            public double Value
+            {
+                set { valueText.Text = $"{value:G}"; }
+            }
+
+            public InfoString(string header)
+            {
+                AutoSizeAxes = Axes.Both;
+                Direction = FillDirection.Horizontal;
+                Add(new OsuSpriteText { Text = header + @": ", TextSize = text_size });
+                Add(valueText = new OsuSpriteText { TextSize = text_size });
+                Margin = new MarginPadding(margin);
+            }
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseBeatmapDetailArea.cs

@@ -12,10 +12,8 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"Beatmap details in song select";
 
-        public override void Reset()
+        public TestCaseBeatmapDetailArea()
         {
-            base.Reset();
-
             Add(new BeatmapDetailArea
             {
                 Anchor = Anchor.Centre,

osu.Desktop.VisualTests/Tests/TestCaseBeatmapDetails.cs

@@ -2,11 +2,10 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using osu.Framework.Graphics;
-using osu.Framework.Graphics.Primitives;
 using osu.Framework.Testing;
-using osu.Game.Database;
 using osu.Game.Screens.Select;
 using System.Linq;
+using osu.Game.Beatmaps;
 
 namespace osu.Desktop.VisualTests.Tests
 {
@@ -14,12 +13,10 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => "BeatmapDetails tab of BeatmapDetailArea";
 
-        private BeatmapDetails details;
+        private readonly BeatmapDetails details;
 
-        public override void Reset()
+        public TestCaseBeatmapDetails()
         {
-            base.Reset();
-
             Add(details = new BeatmapDetails
             {
                 RelativeSizeAxes = Axes.Both,
@@ -42,7 +39,7 @@ namespace osu.Desktop.VisualTests.Tests
                     StarDifficulty = 5.3f,
                     Metrics = new BeatmapMetrics
                     {
-                        Ratings = Enumerable.Range(0,10),
+                        Ratings = Enumerable.Range(0, 10),
                         Fails = Enumerable.Range(lastRange, 100).Select(i => i % 12 - 6),
                         Retries = Enumerable.Range(lastRange - 3, 100).Select(i => i % 12 - 6),
                     },

osu.Desktop.VisualTests/Tests/TestCaseBeatmapOptionsOverlay.cs

@@ -13,10 +13,8 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"Beatmap options in song select";
 
-        public override void Reset()
+        public TestCaseBeatmapOptionsOverlay()
         {
-            base.Reset();
-
             var overlay = new BeatmapOptionsOverlay();
 
             overlay.AddButton(@"Remove", @"from unplayed", FontAwesome.fa_times_circle_o, Color4.Purple, null, Key.Number1);

osu.Desktop.VisualTests/Tests/TestCaseBreadcrumbs.cs

@@ -0,0 +1,37 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Testing;
+using osu.Game.Graphics.UserInterface;
+using osu.Framework.Graphics;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseBreadcrumbs : TestCase
+    {
+        public override string Description => @"breadcrumb > control";
+
+        public TestCaseBreadcrumbs()
+        {
+            BreadcrumbControl<BreadcrumbTab> c;
+            Add(c = new BreadcrumbControl<BreadcrumbTab>
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                RelativeSizeAxes = Axes.X,
+                Width = 0.5f,
+            });
+
+            AddStep(@"first", () => c.Current.Value = BreadcrumbTab.Click);
+            AddStep(@"second", () => c.Current.Value = BreadcrumbTab.The);
+            AddStep(@"third", () => c.Current.Value = BreadcrumbTab.Circles);
+        }
+
+        private enum BreadcrumbTab
+        {
+            Click,
+            The,
+            Circles,
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseChatDisplay.cs

@@ -11,10 +11,8 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"Testing chat api and overlay";
 
-        public override void Reset()
+        public TestCaseChatDisplay()
         {
-            base.Reset();
-
             Add(new ChatOverlay
             {
                 State = Visibility.Visible

osu.Desktop.VisualTests/Tests/TestCaseContextMenu.cs

@@ -0,0 +1,98 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using OpenTK;
+using OpenTK.Graphics;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Cursor;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Graphics.UserInterface;
+using osu.Framework.Testing;
+using osu.Game.Graphics.UserInterface;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseContextMenu : TestCase
+    {
+        public override string Description => @"Menu visible on right click";
+
+        private const int start_time = 0;
+        private const int duration = 1000;
+
+        private readonly Container container;
+
+        public TestCaseContextMenu()
+        {
+            Add(container = new MyContextMenuContainer
+            {
+                Size = new Vector2(200),
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                Children = new Drawable[]
+                {
+                    new Box
+                    {
+                        RelativeSizeAxes = Axes.Both,
+                        Colour = Color4.Green,
+                    }
+                }
+            });
+
+            Add(new AnotherContextMenuContainer
+            {
+                Size = new Vector2(200),
+                Anchor = Anchor.CentreLeft,
+                Origin = Anchor.CentreLeft,
+                Children = new Drawable[]
+                {
+                    new Box
+                    {
+                        RelativeSizeAxes = Axes.Both,
+                        Colour = Color4.Red,
+                    }
+                }
+            });
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            // Move box along a square trajectory
+            container.Loop(c => c
+                .MoveTo(new Vector2(0, 100), duration).Then()
+                .MoveTo(new Vector2(100, 100), duration).Then()
+                .MoveTo(new Vector2(100, 0), duration).Then()
+                .MoveTo(Vector2.Zero, duration)
+            );
+        }
+
+        private class MyContextMenuContainer : Container, IHasContextMenu
+        {
+            public ContextMenuItem[] ContextMenuItems => new ContextMenuItem[]
+            {
+                new OsuContextMenuItem(@"Some option"),
+                new OsuContextMenuItem(@"Highlighted option", MenuItemType.Highlighted),
+                new OsuContextMenuItem(@"Another option"),
+                new OsuContextMenuItem(@"Choose me please"),
+                new OsuContextMenuItem(@"And me too"),
+                new OsuContextMenuItem(@"Trying to fill"),
+                new OsuContextMenuItem(@"Destructive option", MenuItemType.Destructive),
+            };
+        }
+
+        private class AnotherContextMenuContainer : Container, IHasContextMenu
+        {
+            public ContextMenuItem[] ContextMenuItems => new ContextMenuItem[]
+            {
+                new OsuContextMenuItem(@"Simple option"),
+                new OsuContextMenuItem(@"Simple very very long option"),
+                new OsuContextMenuItem(@"Change width", MenuItemType.Highlighted) { Action = () => this.ResizeWidthTo(Width * 2, 100, Easing.OutQuint) },
+                new OsuContextMenuItem(@"Change height", MenuItemType.Highlighted) { Action = () => this.ResizeHeightTo(Height * 2, 100, Easing.OutQuint) },
+                new OsuContextMenuItem(@"Change width back", MenuItemType.Destructive) { Action = () => this.ResizeWidthTo(Width / 2, 100, Easing.OutQuint) },
+                new OsuContextMenuItem(@"Change height back", MenuItemType.Destructive) { Action = () => this.ResizeHeightTo(Height / 2, 100, Easing.OutQuint) },
+            };
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseDialogOverlay.cs

@@ -12,11 +12,9 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"Display dialogs";
 
-        private DialogOverlay overlay;
-
-        public override void Reset()
+        public TestCaseDialogOverlay()
         {
-            base.Reset();
+            DialogOverlay overlay;
 
             Add(overlay = new DialogOverlay());
 

osu.Desktop.VisualTests/Tests/TestCaseDirect.cs

@@ -0,0 +1,216 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System.Collections.Generic;
+using osu.Framework.Allocation;
+using osu.Framework.Testing;
+using osu.Game.Beatmaps;
+using osu.Game.Overlays;
+using osu.Game.Rulesets;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    public class TestCaseDirect : TestCase
+    {
+        public override string Description => @"osu!direct overlay";
+
+        private DirectOverlay direct;
+        private RulesetStore rulesets;
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            Add(direct = new DirectOverlay());
+            newBeatmaps();
+
+            AddStep(@"toggle", direct.ToggleVisibility);
+            AddStep(@"result counts", () => direct.ResultAmounts = new DirectOverlay.ResultCounts(1, 4, 13));
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(RulesetStore rulesets)
+        {
+            this.rulesets = rulesets;
+        }
+
+        private void newBeatmaps()
+        {
+            var ruleset = rulesets.GetRuleset(0);
+
+            direct.BeatmapSets = new[]
+            {
+                new BeatmapSetInfo
+                {
+                    Metadata = new BeatmapMetadata
+                    {
+                        Title = @"OrVid",
+                        Artist = @"An",
+                        Author = @"RLC",
+                        Source = @"",
+                    },
+                    OnlineInfo = new BeatmapSetOnlineInfo
+                    {
+                        Covers = new BeatmapSetOnlineCovers
+                        {
+                            Card = @"https://assets.ppy.sh/beatmaps/578332/covers/card.jpg?1494591390",
+                            Cover = @"https://assets.ppy.sh/beatmaps/578332/covers/cover.jpg?1494591390",
+                        },
+                        Preview = @"https://b.ppy.sh/preview/578332.mp3",
+                        PlayCount = 97,
+                        FavouriteCount = 72,
+                    },
+                    Beatmaps = new List<BeatmapInfo>
+                    {
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 5.35f,
+                            Metadata = new BeatmapMetadata(),
+                        },
+                    },
+                },
+                new BeatmapSetInfo
+                {
+                    Metadata = new BeatmapMetadata
+                    {
+                        Title = @"tiny lamp",
+                        Artist = @"fhana",
+                        Author = @"Sotarks",
+                        Source = @"ぎんぎつね",
+                    },
+                    OnlineInfo = new BeatmapSetOnlineInfo
+                    {
+                        Covers = new BeatmapSetOnlineCovers
+                        {
+                            Card = @"https://assets.ppy.sh/beatmaps/599627/covers/card.jpg?1494539318",
+                            Cover = @"https://assets.ppy.sh/beatmaps/599627/covers/cover.jpg?1494539318",
+                        },
+                        Preview = @"https//b.ppy.sh/preview/599627.mp3",
+                        PlayCount = 3082,
+                        FavouriteCount = 14,
+                    },
+                    Beatmaps = new List<BeatmapInfo>
+                    {
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 5.81f,
+                            Metadata = new BeatmapMetadata(),
+                        },
+                    },
+                },
+                new BeatmapSetInfo
+                {
+                    Metadata = new BeatmapMetadata
+                    {
+                        Title = @"At Gwanghwamun",
+                        Artist = @"KYUHYUN",
+                        Author = @"Cerulean Veyron",
+                        Source = @"",
+                    },
+                    OnlineInfo = new BeatmapSetOnlineInfo
+                    {
+                        Covers = new BeatmapSetOnlineCovers
+                        {
+                            Card = @"https://assets.ppy.sh/beatmaps/513268/covers/card.jpg?1494502863",
+                            Cover = @"https://assets.ppy.sh/beatmaps/513268/covers/cover.jpg?1494502863",
+                        },
+                        Preview = @"https//b.ppy.sh/preview/513268.mp3",
+                        PlayCount = 2762,
+                        FavouriteCount = 15,
+                    },
+                    Beatmaps = new List<BeatmapInfo>
+                    {
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 0.9f,
+                            Metadata = new BeatmapMetadata(),
+                        },
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 1.1f,
+                        },
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 2.02f,
+                        },
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 3.49f,
+                        },
+                    },
+                },
+                new BeatmapSetInfo
+                {
+                    Metadata = new BeatmapMetadata
+                    {
+                        Title = @"RHAPSODY OF BLUE SKY",
+                        Artist = @"fhana",
+                        Author = @"[Kamiya]",
+                        Source = @"小林さんちのメイドラゴン",
+                    },
+                    OnlineInfo = new BeatmapSetOnlineInfo
+                    {
+                        Covers = new BeatmapSetOnlineCovers
+                        {
+                            Card = @"https://assets.ppy.sh/beatmaps/586841/covers/card.jpg?1494052741",
+                            Cover = @"https://assets.ppy.sh/beatmaps/586841/covers/cover.jpg?1494052741",
+                        },
+                        Preview = @"https//b.ppy.sh/preview/586841.mp3",
+                        PlayCount = 62317,
+                        FavouriteCount = 161,
+                    },
+                    Beatmaps = new List<BeatmapInfo>
+                    {
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 1.26f,
+                            Metadata = new BeatmapMetadata(),
+                        },
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 2.01f,
+                        },
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 2.87f,
+                        },
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 3.76f,
+                        },
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 3.93f,
+                        },
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 4.37f,
+                        },
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 5.13f,
+                        },
+                        new BeatmapInfo
+                        {
+                            Ruleset = ruleset,
+                            StarDifficulty = 5.42f,
+                        },
+                    },
+                },
+            };
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseDrawableRoom.cs

@@ -0,0 +1,133 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics;
+using osu.Framework.Testing;
+using osu.Game.Screens.Multiplayer;
+using osu.Game.Online.Multiplayer;
+using osu.Game.Users;
+using osu.Framework.Allocation;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseDrawableRoom : TestCase
+    {
+        public override string Description => @"Select your favourite room";
+
+        private RulesetStore rulesets;
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            DrawableRoom first;
+            Add(new FillFlowContainer
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                AutoSizeAxes = Axes.Y,
+                Width = 580f,
+                Direction = FillDirection.Vertical,
+                Children = new Drawable[]
+                {
+                    first = new DrawableRoom(new Room
+                    {
+                        Name = { Value = @"Great Room Right Here" },
+                        Host = { Value = new User { Username = @"Naeferith", Id = 9492835, Country = new Country { FlagName = @"FR" } } },
+                        Status = { Value = new RoomStatusOpen() },
+                        Type = { Value = new GameTypeTeamVersus() },
+                        Beatmap =
+                        {
+                            Value = new BeatmapInfo
+                            {
+                                StarDifficulty = 4.65,
+                                Ruleset = rulesets.GetRuleset(3),
+                                Metadata = new BeatmapMetadata
+                                {
+                                    Title = @"Critical Crystal",
+                                    Artist = @"Seiryu",
+                                },
+                                BeatmapSet = new BeatmapSetInfo
+                                {
+                                    OnlineInfo = new BeatmapSetOnlineInfo
+                                    {
+                                        Covers = new BeatmapSetOnlineCovers
+                                        {
+                                            Cover = @"https://assets.ppy.sh//beatmaps/376340/covers/cover.jpg?1456478455",
+                                        },
+                                    },
+                                },
+                            },
+                        },
+                        Participants =
+                        {
+                            Value = new[]
+                            {
+                                new User { GlobalRank = 1355 },
+                                new User { GlobalRank = 8756 },
+                            },
+                        },
+                    }),
+                    new DrawableRoom(new Room
+                    {
+                        Name = { Value = @"Relax It's The Weekend" },
+                        Host = { Value = new User { Username = @"peppy", Id = 2, Country = new Country { FlagName = @"AU" } } },
+                        Status = { Value = new RoomStatusPlaying() },
+                        Type = { Value = new GameTypeTagTeam() },
+                        Beatmap =
+                        {
+                            Value = new BeatmapInfo
+                            {
+                                StarDifficulty = 1.96,
+                                Ruleset = rulesets.GetRuleset(0),
+                                Metadata = new BeatmapMetadata
+                                {
+                                    Title = @"Serendipity",
+                                    Artist = @"ZAQ",
+                                },
+                                BeatmapSet = new BeatmapSetInfo
+                                {
+                                    OnlineInfo = new BeatmapSetOnlineInfo
+                                    {
+                                        Covers = new BeatmapSetOnlineCovers
+                                        {
+                                            Cover = @"https://assets.ppy.sh//beatmaps/526839/covers/cover.jpg?1493815706",
+                                        },
+                                    },
+                                },
+                            },
+                        },
+                        Participants =
+                        {
+                            Value =  new[]
+                            {
+                                new User { GlobalRank = 578975 },
+                                new User { GlobalRank = 24554 },
+                            },
+                        },
+                    }),
+                }
+            });
+
+            AddStep(@"change title", () => first.Room.Name.Value = @"I Changed Name");
+            AddStep(@"change host", () => first.Room.Host.Value = new User { Username = @"DrabWeb", Id = 6946022, Country = new Country { FlagName = @"CA" } });
+            AddStep(@"change status", () => first.Room.Status.Value = new RoomStatusPlaying());
+            AddStep(@"change type", () => first.Room.Type.Value = new GameTypeVersus());
+            AddStep(@"change beatmap", () => first.Room.Beatmap.Value = null);
+            AddStep(@"change participants", () => first.Room.Participants.Value = new[]
+            {
+                new User { GlobalRank = 1254 },
+                new User { GlobalRank = 123189 },
+            });
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(RulesetStore rulesets)
+        {
+            this.rulesets = rulesets;
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseDrawings.cs

@@ -5,7 +5,6 @@ using System.Collections.Generic;
 using osu.Framework.Testing;
 using osu.Game.Screens.Tournament;
 using osu.Game.Screens.Tournament.Teams;
-using osu.Game.Users;
 
 namespace osu.Desktop.VisualTests.Tests
 {
@@ -13,10 +12,8 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => "Tournament drawings";
 
-        public override void Reset()
+        public TestCaseDrawings()
         {
-            base.Reset();
-
             Add(new Drawings
             {
                 TeamList = new TestTeamList(),
@@ -25,57 +22,57 @@ namespace osu.Desktop.VisualTests.Tests
 
         private class TestTeamList : ITeamList
         {
-            public IEnumerable<Country> Teams { get; } = new[]
+            public IEnumerable<DrawingsTeam> Teams { get; } = new[]
             {
-                new Country
+                new DrawingsTeam
                 {
                     FlagName = "GB",
                     FullName = "United Kingdom",
                     Acronym = "UK"
                 },
-                new Country
+                new DrawingsTeam
                 {
                     FlagName = "FR",
                     FullName = "France",
                     Acronym = "FRA"
                 },
-                new Country
+                new DrawingsTeam
                 {
                     FlagName = "CN",
                     FullName = "China",
                     Acronym = "CHN"
                 },
-                new Country
+                new DrawingsTeam
                 {
                     FlagName = "AU",
                     FullName = "Australia",
                     Acronym = "AUS"
                 },
-                new Country
+                new DrawingsTeam
                 {
                     FlagName = "JP",
                     FullName = "Japan",
                     Acronym = "JPN"
                 },
-                new Country
+                new DrawingsTeam
                 {
                     FlagName = "RO",
                     FullName = "Romania",
                     Acronym = "ROM"
                 },
-                new Country
+                new DrawingsTeam
                 {
                     FlagName = "IT",
                     FullName = "Italy",
                     Acronym = "PIZZA"
                 },
-                new Country
+                new DrawingsTeam
                 {
                     FlagName = "VE",
                     FullName = "Venezuela",
                     Acronym = "VNZ"
                 },
-                new Country
+                new DrawingsTeam
                 {
                     FlagName = "US",
                     FullName = "United States of America",

osu.Desktop.VisualTests/Tests/TestCaseGamefield.cs

@@ -8,7 +8,6 @@ using osu.Framework.MathUtils;
 using osu.Framework.Testing;
 using osu.Framework.Timing;
 using osu.Game.Beatmaps;
-using osu.Game.Database;
 using osu.Game.Rulesets.Catch.UI;
 using osu.Game.Rulesets.Mania.UI;
 using osu.Game.Rulesets.Objects;
@@ -18,24 +17,26 @@ using osu.Game.Rulesets.Taiko.UI;
 using System.Collections.Generic;
 using osu.Desktop.VisualTests.Beatmaps;
 using osu.Framework.Allocation;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Rulesets;
 
 namespace osu.Desktop.VisualTests.Tests
 {
     internal class TestCaseGamefield : TestCase
     {
-        private RulesetDatabase rulesets;
+        private RulesetStore rulesets;
 
         public override string Description => @"Showing hitobjects and what not.";
 
         [BackgroundDependencyLoader]
-        private void load(RulesetDatabase rulesets)
+        private void load(RulesetStore rulesets)
         {
             this.rulesets = rulesets;
         }
 
-        public override void Reset()
+        protected override void LoadComplete()
         {
-            base.Reset();
+            base.LoadComplete();
 
             List<HitObject> objects = new List<HitObject>();
 
@@ -52,6 +53,12 @@ namespace osu.Desktop.VisualTests.Tests
                 time += RNG.Next(50, 500);
             }
 
+            var controlPointInfo = new ControlPointInfo();
+            controlPointInfo.TimingPoints.Add(new TimingControlPoint
+            {
+                BeatLength = 200
+            });
+
             WorkingBeatmap beatmap = new TestWorkingBeatmap(new Beatmap
             {
                 HitObjects = objects,
@@ -64,11 +71,12 @@ namespace osu.Desktop.VisualTests.Tests
                         Artist = @"Unknown",
                         Title = @"Sample Beatmap",
                         Author = @"peppy",
-                    }
-                }
+                    },
+                },
+                ControlPointInfo = controlPointInfo
             });
 
-            Add(new Drawable[]
+            AddRange(new Drawable[]
             {
                 new Container
                 {
@@ -77,25 +85,25 @@ namespace osu.Desktop.VisualTests.Tests
                     Clock = new FramedClock(),
                     Children = new Drawable[]
                     {
-                        new OsuHitRenderer(beatmap)
+                        new OsuHitRenderer(beatmap, false)
                         {
                             Scale = new Vector2(0.5f),
                             Anchor = Anchor.TopLeft,
                             Origin = Anchor.TopLeft
                         },
-                        new TaikoHitRenderer(beatmap)
+                        new TaikoHitRenderer(beatmap, false)
                         {
                             Scale = new Vector2(0.5f),
                             Anchor = Anchor.TopRight,
                             Origin = Anchor.TopRight
                         },
-                        new CatchHitRenderer(beatmap)
+                        new CatchHitRenderer(beatmap, false)
                         {
                             Scale = new Vector2(0.5f),
                             Anchor = Anchor.BottomLeft,
                             Origin = Anchor.BottomLeft
                         },
-                        new ManiaHitRenderer(beatmap)
+                        new ManiaHitRenderer(beatmap, false)
                         {
                             Scale = new Vector2(0.5f),
                             Anchor = Anchor.BottomRight,

osu.Desktop.VisualTests/Tests/TestCaseGraph.cs

@@ -13,11 +13,9 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => "graph";
 
-        private BarGraph graph;
-
-        public override void Reset()
+        public TestCaseGraph()
         {
-            base.Reset();
+            BarGraph graph;
 
             Children = new[]
             {
@@ -30,7 +28,7 @@ namespace osu.Desktop.VisualTests.Tests
                 },
             };
 
-            AddStep("values from 1-10", () => graph.Values = Enumerable.Range(1,10).Select(i => (float)i));
+            AddStep("values from 1-10", () => graph.Values = Enumerable.Range(1, 10).Select(i => (float)i));
             AddStep("values from 1-100", () => graph.Values = Enumerable.Range(1, 100).Select(i => (float)i));
             AddStep("reversed values from 1-10", () => graph.Values = Enumerable.Range(1, 10).Reverse().Select(i => (float)i));
             AddStep("Bottom to top", () => graph.Direction = BarDirection.BottomToTop);

osu.Desktop.VisualTests/Tests/TestCaseHitObjects.cs

@@ -29,15 +29,58 @@ namespace osu.Desktop.VisualTests.Tests
             var rateAdjustClock = new StopwatchClock(true);
             framedClock = new FramedClock(rateAdjustClock);
             playbackSpeed.ValueChanged += delegate { rateAdjustClock.Rate = playbackSpeed.Value; };
+
+            playbackSpeed.TriggerChange();
+
+            AddStep(@"circles", () => loadHitobjects(HitObjectType.Circle));
+            AddStep(@"slider", () => loadHitobjects(HitObjectType.Slider));
+            AddStep(@"spinner", () => loadHitobjects(HitObjectType.Spinner));
+
+            AddToggleStep(@"auto", state => { auto = state; loadHitobjects(mode); });
+
+            BasicSliderBar<double> sliderBar;
+            Add(new Container
+            {
+                Anchor = Anchor.TopRight,
+                Origin = Anchor.TopRight,
+                AutoSizeAxes = Axes.Both,
+                Children = new Drawable[]
+                {
+                    new SpriteText { Text = "Playback Speed" },
+                    sliderBar = new BasicSliderBar<double>
+                    {
+                        Width = 150,
+                        Height = 10,
+                        SelectionColor = Color4.Orange,
+                    }
+                }
+            });
+
+            sliderBar.Current.BindTo(playbackSpeed);
+
+            framedClock.ProcessFrame();
+
+            var clockAdjustContainer = new Container
+            {
+                RelativeSizeAxes = Axes.Both,
+                Clock = framedClock,
+                Children = new[]
+                {
+                    playfieldContainer = new Container { RelativeSizeAxes = Axes.Both },
+                    approachContainer = new Container { RelativeSizeAxes = Axes.Both }
+                }
+            };
+
+            Add(clockAdjustContainer);
         }
 
         private HitObjectType mode = HitObjectType.Slider;
 
         private readonly BindableNumber<double> playbackSpeed = new BindableDouble(0.5) { MinValue = 0, MaxValue = 1 };
-        private Container playfieldContainer;
-        private Container approachContainer;
+        private readonly Container playfieldContainer;
+        private readonly Container approachContainer;
 
-        private void load(HitObjectType mode)
+        private void loadHitobjects(HitObjectType mode)
         {
             this.mode = mode;
 
@@ -83,56 +126,6 @@ namespace osu.Desktop.VisualTests.Tests
             }
         }
 
-        public override void Reset()
-        {
-            base.Reset();
-
-            playbackSpeed.TriggerChange();
-
-            AddStep(@"circles", () => load(HitObjectType.Circle));
-            AddStep(@"slider", () => load(HitObjectType.Slider));
-            AddStep(@"spinner", () => load(HitObjectType.Spinner));
-
-            AddToggleStep(@"auto", state => { auto = state; load(mode); });
-
-            BasicSliderBar<double> sliderBar;
-            Add(new Container
-            {
-                Anchor = Anchor.TopRight,
-                Origin = Anchor.TopRight,
-                AutoSizeAxes = Axes.Both,
-                Children = new Drawable[]
-                {
-                    new SpriteText { Text = "Playback Speed" },
-                    sliderBar = new BasicSliderBar<double>
-                    {
-                        Width = 150,
-                        Height = 10,
-                        SelectionColor = Color4.Orange,
-                    }
-                }
-            });
-
-            sliderBar.Current.BindTo(playbackSpeed);
-
-            framedClock.ProcessFrame();
-
-            var clockAdjustContainer = new Container
-            {
-                RelativeSizeAxes = Axes.Both,
-                Clock = framedClock,
-                Children = new[]
-                {
-                    playfieldContainer = new Container { RelativeSizeAxes = Axes.Both },
-                    approachContainer = new Container { RelativeSizeAxes = Axes.Both }
-                }
-            };
-
-            Add(clockAdjustContainer);
-
-            load(mode);
-        }
-
         private int depth;
 
         private void add(DrawableOsuHitObject h)

osu.Desktop.VisualTests/Tests/TestCaseKeyCounter.cs

@@ -10,6 +10,7 @@ using osu.Framework.Graphics.Containers;
 using OpenTK;
 using OpenTK.Graphics;
 using osu.Framework.MathUtils;
+using osu.Framework.Graphics.Shapes;
 using osu.Framework.Graphics.Sprites;
 using osu.Game.Screens.Play;
 
@@ -19,10 +20,8 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"Tests key counter";
 
-        public override void Reset()
+        public TestCaseKeyCounter()
         {
-            base.Reset();
-
             KeyCounterCollection kc = new KeyCounterCollection
             {
                 Origin = Anchor.Centre,
@@ -54,7 +53,7 @@ namespace osu.Desktop.VisualTests.Tests
                 Children = new Drawable[]
                 {
                     new SpriteText { Text = "FadeTime" },
-                    sliderBar =new TestSliderBar<int>
+                    sliderBar = new TestSliderBar<int>
                     {
                         Width = 150,
                         Height = 10,
@@ -97,7 +96,7 @@ namespace osu.Desktop.VisualTests.Tests
             {
                 SelectionBox.ScaleTo(
                     new Vector2(value, 1),
-                    300, EasingTypes.OutQuint);
+                    300, Easing.OutQuint);
             }
         }
     }

osu.Desktop.VisualTests/Tests/TestCaseLeaderboard.cs

@@ -16,7 +16,7 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"From song select";
 
-        private Leaderboard leaderboard;
+        private readonly Leaderboard leaderboard;
 
         private void newScores()
         {
@@ -207,10 +207,8 @@ namespace osu.Desktop.VisualTests.Tests
             leaderboard.Scores = scores;
         }
 
-        public override void Reset()
+        public TestCaseLeaderboard()
         {
-            base.Reset();
-
             Add(leaderboard = new Leaderboard
             {
                 Origin = Anchor.Centre,

osu.Desktop.VisualTests/Tests/TestCaseManiaHitObjects.cs

@@ -0,0 +1,79 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Testing;
+using osu.Game.Rulesets.Mania.Objects;
+using osu.Game.Rulesets.Mania.Objects.Drawables;
+using OpenTK.Graphics;
+using OpenTK;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseManiaHitObjects : TestCase
+    {
+        public TestCaseManiaHitObjects()
+        {
+            Add(new FillFlowContainer
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                RelativeSizeAxes = Axes.Y,
+                Direction = FillDirection.Horizontal,
+                Spacing = new Vector2(10, 0),
+                // Imagine that the containers containing the drawable notes are the "columns"
+                Children = new Drawable[]
+                {
+                    new Container
+                    {
+                        Name = "Normal note column",
+                        Anchor = Anchor.Centre,
+                        Origin = Anchor.Centre,
+                        RelativeSizeAxes = Axes.Y,
+                        Width = 50,
+                        Children = new[]
+                        {
+                            new Container
+                            {
+                                Name = "Timing section",
+                                RelativeSizeAxes = Axes.Both,
+                                RelativeChildSize = new Vector2(1, 10000),
+                                Children = new[]
+                                {
+                                    new DrawableNote(new Note { StartTime = 5000 }) { AccentColour = Color4.Red },
+                                    new DrawableNote(new Note { StartTime = 6000 }) { AccentColour = Color4.Red }
+                                }
+                            }
+                        }
+                    },
+                    new Container
+                    {
+                        Name = "Hold note column",
+                        Anchor = Anchor.Centre,
+                        Origin = Anchor.Centre,
+                        RelativeSizeAxes = Axes.Y,
+                        Width = 50,
+                        Children = new[]
+                        {
+                            new Container
+                            {
+                                Name = "Timing section",
+                                RelativeSizeAxes = Axes.Both,
+                                RelativeChildSize = new Vector2(1, 10000),
+                                Children = new[]
+                                {
+                                    new DrawableHoldNote(new HoldNote
+                                    {
+                                        StartTime = 5000,
+                                        Duration = 1000
+                                    }) { AccentColour = Color4.Red }
+                                }
+                            }
+                        }
+                    }
+                }
+            });
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseManiaPlayfield.cs

@@ -0,0 +1,143 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Input;
+using osu.Framework.Testing;
+using osu.Framework.Graphics;
+using osu.Game.Rulesets.Mania.UI;
+using System;
+using OpenTK;
+using osu.Game.Rulesets.Mania.Objects.Drawables;
+using osu.Game.Rulesets.Mania.Objects;
+using osu.Framework.Configuration;
+using OpenTK.Input;
+using osu.Framework.Timing;
+using osu.Framework.Extensions.IEnumerableExtensions;
+using System.Linq;
+using osu.Game.Rulesets.Mania.Timing;
+using osu.Game.Rulesets.Timing;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseManiaPlayfield : TestCase
+    {
+        public override string Description => @"Mania playfield";
+
+        protected override double TimePerAction => 200;
+
+        public TestCaseManiaPlayfield()
+        {
+            Action<int, SpecialColumnPosition> createPlayfield = (cols, pos) =>
+            {
+                Clear();
+                Add(new ManiaPlayfield(cols)
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                    SpecialColumnPosition = pos,
+                    Scale = new Vector2(1, -1)
+                });
+            };
+
+            const double start_time = 500;
+            const double duration = 500;
+
+            Func<double, bool, SpeedAdjustmentContainer> createTimingChange = (time, gravity) => new ManiaSpeedAdjustmentContainer(new MultiplierControlPoint(time)
+            {
+                TimingPoint = { BeatLength = 1000 }
+            }, gravity ? ScrollingAlgorithm.Gravity : ScrollingAlgorithm.Basic);
+
+            Action<bool> createPlayfieldWithNotes = gravity =>
+            {
+                Clear();
+
+                var rateAdjustClock = new StopwatchClock(true) { Rate = 1 };
+
+                ManiaPlayfield playField;
+                Add(playField = new ManiaPlayfield(4)
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                    Scale = new Vector2(1, -1),
+                    Clock = new FramedClock(rateAdjustClock)
+                });
+
+                if (!gravity)
+                    playField.Columns.ForEach(c => c.Add(createTimingChange(0, false)));
+
+                for (double t = start_time; t <= start_time + duration; t += 100)
+                {
+                    if (gravity)
+                        playField.Columns.ElementAt(0).Add(createTimingChange(t, true));
+
+                    playField.Add(new DrawableNote(new Note
+                    {
+                        StartTime = t,
+                        Column = 0
+                    }, new Bindable<Key>(Key.D)));
+
+                    if (gravity)
+                        playField.Columns.ElementAt(3).Add(createTimingChange(t, true));
+
+                    playField.Add(new DrawableNote(new Note
+                    {
+                        StartTime = t,
+                        Column = 3
+                    }, new Bindable<Key>(Key.K)));
+                }
+
+                if (gravity)
+                    playField.Columns.ElementAt(1).Add(createTimingChange(start_time, true));
+
+                playField.Add(new DrawableHoldNote(new HoldNote
+                {
+                    StartTime = start_time,
+                    Duration = duration,
+                    Column = 1
+                }, new Bindable<Key>(Key.F)));
+
+                if (gravity)
+                    playField.Columns.ElementAt(2).Add(createTimingChange(start_time, true));
+
+                playField.Add(new DrawableHoldNote(new HoldNote
+                {
+                    StartTime = start_time,
+                    Duration = duration,
+                    Column = 2
+                }, new Bindable<Key>(Key.J)));
+            };
+
+            AddStep("1 column", () => createPlayfield(1, SpecialColumnPosition.Normal));
+            AddStep("4 columns", () => createPlayfield(4, SpecialColumnPosition.Normal));
+            AddStep("Left special style", () => createPlayfield(4, SpecialColumnPosition.Left));
+            AddStep("Right special style", () => createPlayfield(4, SpecialColumnPosition.Right));
+            AddStep("5 columns", () => createPlayfield(5, SpecialColumnPosition.Normal));
+            AddStep("8 columns", () => createPlayfield(8, SpecialColumnPosition.Normal));
+            AddStep("Left special style", () => createPlayfield(8, SpecialColumnPosition.Left));
+            AddStep("Right special style", () => createPlayfield(8, SpecialColumnPosition.Right));
+
+            AddStep("Notes with input", () => createPlayfieldWithNotes(false));
+            AddWaitStep((int)Math.Ceiling((start_time + duration) / TimePerAction));
+
+            AddStep("Notes with gravity", () => createPlayfieldWithNotes(true));
+            AddWaitStep((int)Math.Ceiling((start_time + duration) / TimePerAction));
+        }
+
+        private void triggerKeyDown(Column column)
+        {
+            column.TriggerOnKeyDown(new InputState(), new KeyDownEventArgs
+            {
+                Key = column.Key,
+                Repeat = false
+            });
+        }
+
+        private void triggerKeyUp(Column column)
+        {
+            column.TriggerOnKeyUp(new InputState(), new KeyUpEventArgs
+            {
+                Key = column.Key
+            });
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseMedalOverlay.cs

@@ -0,0 +1,27 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Testing;
+using osu.Game.Overlays;
+using osu.Game.Users;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseMedalOverlay : TestCase
+    {
+        public override string Description => @"medal get!";
+
+        public TestCaseMedalOverlay()
+        {
+            AddStep(@"display", () =>
+            {
+                LoadComponentAsync(new MedalOverlay(new Medal
+                {
+                    Name = @"Animations",
+                    InternalName = @"all-intro-doubletime",
+                    Description = @"More complex than you think.",
+                }), Add);
+            });
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseMenuButtonSystem.cs

@@ -3,9 +3,9 @@
 
 using osu.Framework.Testing;
 using osu.Framework.Graphics.Colour;
-using osu.Framework.Graphics.Sprites;
 using osu.Game.Screens.Menu;
 using OpenTK.Graphics;
+using osu.Framework.Graphics.Shapes;
 
 namespace osu.Desktop.VisualTests.Tests
 {
@@ -13,13 +13,11 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"Main menu button system";
 
-        public override void Reset()
+        public TestCaseMenuButtonSystem()
         {
-            base.Reset();
-
             Add(new Box
             {
-                ColourInfo = ColourInfo.GradientVertical(Color4.Gray, Color4.WhiteSmoke),
+                Colour = ColourInfo.GradientVertical(Color4.Gray, Color4.WhiteSmoke),
                 RelativeSizeAxes = Framework.Graphics.Axes.Both,
             });
             Add(new ButtonSystem());

osu.Desktop.VisualTests/Tests/TestCaseMenuOverlays.cs

@@ -12,17 +12,14 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"Tests pause and fail overlays";
 
-        private PauseOverlay pauseOverlay;
-        private FailOverlay failOverlay;
-        private int retryCount;
-
-        public override void Reset()
+        public TestCaseMenuOverlays()
         {
-            base.Reset();
+            FailOverlay failOverlay;
+            PauseContainer.PauseOverlay pauseOverlay;
 
-            retryCount = 0;
+            var retryCount = 0;
 
-            Add(pauseOverlay = new PauseOverlay
+            Add(pauseOverlay = new PauseContainer.PauseOverlay
             {
                 OnResume = () => Logger.Log(@"Resume"),
                 OnRetry = () => Logger.Log(@"Retry"),
@@ -34,14 +31,16 @@ namespace osu.Desktop.VisualTests.Tests
                 OnQuit = () => Logger.Log(@"Quit"),
             });
 
-            AddStep(@"Pause", delegate {
-                if(failOverlay.State == Visibility.Visible)
+            AddStep(@"Pause", delegate
+            {
+                if (failOverlay.State == Visibility.Visible)
                 {
                     failOverlay.Hide();
                 }
                 pauseOverlay.Show();
             });
-            AddStep("Fail", delegate {
+            AddStep("Fail", delegate
+            {
                 if (pauseOverlay.State == Visibility.Visible)
                 {
                     pauseOverlay.Hide();

osu.Desktop.VisualTests/Tests/TestCaseMods.cs

@@ -5,26 +5,31 @@ using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Game.Overlays.Mods;
 using osu.Framework.Testing;
-using osu.Game.Database;
+using osu.Game.Rulesets;
+using osu.Game.Screens.Play.HUD;
+using OpenTK;
 
 namespace osu.Desktop.VisualTests.Tests
 {
-    internal class TestCaseModSelectOverlay : TestCase
+    internal class TestCaseMods : TestCase
     {
-        public override string Description => @"Tests the mod select overlay";
+        public override string Description => @"Mod select overlay and in-game display";
 
         private ModSelectOverlay modSelect;
-        private RulesetDatabase rulesets;
+        private ModDisplay modDisplay;
+
+        private RulesetStore rulesets;
+
 
         [BackgroundDependencyLoader]
-        private void load(RulesetDatabase rulesets)
+        private void load(RulesetStore rulesets)
         {
             this.rulesets = rulesets;
         }
 
-        public override void Reset()
+        protected override void LoadComplete()
         {
-            base.Reset();
+            base.LoadComplete();
 
             Add(modSelect = new ModSelectOverlay
             {
@@ -33,6 +38,16 @@ namespace osu.Desktop.VisualTests.Tests
                 Anchor = Anchor.BottomCentre,
             });
 
+            Add(modDisplay = new ModDisplay
+            {
+                Anchor = Anchor.TopRight,
+                Origin = Anchor.TopRight,
+                AutoSizeAxes = Axes.Both,
+                Position = new Vector2(0, 25),
+            });
+
+            modDisplay.Current.BindTo(modSelect.SelectedMods);
+
             AddStep("Toggle", modSelect.ToggleVisibility);
 
             foreach (var ruleset in rulesets.AllRulesets)

osu.Desktop.VisualTests/Tests/TestCaseMusicController.cs

@@ -1,11 +1,15 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using osu.Framework.Testing;
+using osu.Framework.Allocation;
+using osu.Framework.Configuration;
 using osu.Framework.Graphics;
-using osu.Framework.Timing;
-using osu.Game.Overlays;
 using osu.Framework.Graphics.Containers;
+using osu.Framework.Testing;
+using osu.Framework.Timing;
+using osu.Game;
+using osu.Game.Beatmaps;
+using osu.Game.Overlays;
 
 namespace osu.Desktop.VisualTests.Tests
 {
@@ -13,18 +17,13 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"Tests music controller ui.";
 
-        private MusicController mc;
+        private readonly Bindable<WorkingBeatmap> beatmapBacking = new Bindable<WorkingBeatmap>();
 
         public TestCaseMusicController()
         {
             Clock = new FramedClock();
-        }
 
-        public override void Reset()
-        {
-            base.Reset();
-            Clock.ProcessFrame();
-            mc = new MusicController
+            var mc = new MusicController
             {
                 Origin = Anchor.Centre,
                 Anchor = Anchor.Centre
@@ -33,6 +32,13 @@ namespace osu.Desktop.VisualTests.Tests
 
             AddToggleStep(@"toggle visibility", state => mc.State = state ? Visibility.Visible : Visibility.Hidden);
             AddStep(@"show", () => mc.State = Visibility.Visible);
+            AddToggleStep(@"toggle beatmap lock", state => beatmapBacking.Disabled = state);
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(OsuGameBase game)
+        {
+            beatmapBacking.BindTo(game.Beatmap);
         }
     }
 }

osu.Desktop.VisualTests/Tests/TestCaseNotificationOverlay.cs

@@ -12,19 +12,17 @@ using osu.Framework.Graphics.Containers;
 
 namespace osu.Desktop.VisualTests.Tests
 {
-    internal class TestCaseNotificationManager : TestCase
+    internal class TestCaseNotificationOverlay : TestCase
     {
         public override string Description => @"I handle notifications";
 
-        private NotificationManager manager;
+        private readonly NotificationOverlay manager;
 
-        public override void Reset()
+        public TestCaseNotificationOverlay()
         {
-            base.Reset();
-
             progressingNotifications.Clear();
 
-            Content.Add(manager = new NotificationManager
+            Content.Add(manager = new NotificationOverlay
             {
                 Anchor = Anchor.TopRight,
                 Origin = Anchor.TopRight,
@@ -58,10 +56,7 @@ namespace osu.Desktop.VisualTests.Tests
             }
 
             if (remaining > 0)
-            {
-                Delay(80);
-                Schedule(() => sendBarrage(remaining - 1));
-            }
+                Scheduler.AddDelayed(() => sendBarrage(remaining - 1), 80);
         }
 
         protected override void Update()

osu.Desktop.VisualTests/Tests/TestCaseOnScreenDisplay.cs

@@ -0,0 +1,47 @@
+// Copyright (c) 2007-2017 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.Testing;
+using osu.Game.Overlays;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseOnScreenDisplay : TestCase
+    {
+        private FrameworkConfigManager config;
+        private Bindable<FrameSync> frameSyncMode;
+
+        public override string Description => @"Make it easier to see setting changes";
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            Add(new OnScreenDisplay());
+
+            frameSyncMode = config.GetBindable<FrameSync>(FrameworkSetting.FrameSync);
+
+            FrameSync initial = frameSyncMode.Value;
+
+            AddRepeatStep(@"Change frame limiter", setNextMode, 3);
+
+            AddStep(@"Restore frame limiter", () => frameSyncMode.Value = initial);
+        }
+
+        private void setNextMode()
+        {
+            var nextMode = frameSyncMode.Value + 1;
+            if (nextMode > FrameSync.Unlimited)
+                nextMode = FrameSync.VSync;
+            frameSyncMode.Value = nextMode;
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(FrameworkConfigManager config)
+        {
+            this.config = config;
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseOptions.cs

@@ -1,23 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework.Testing;
-using osu.Game.Overlays;
-
-namespace osu.Desktop.VisualTests.Tests
-{
-    internal class TestCaseOptions : TestCase
-    {
-        public override string Description => @"Tests the options overlay";
-
-        private OptionsOverlay options;
-
-        public override void Reset()
-        {
-            base.Reset();
-
-            Children = new[] { options = new OptionsOverlay() };
-            options.ToggleVisibility();
-        }
-    }
-}

osu.Desktop.VisualTests/Tests/TestCasePlaySongSelect.cs

@@ -5,7 +5,9 @@ using System.Collections.Generic;
 using osu.Desktop.VisualTests.Platform;
 using osu.Framework.Testing;
 using osu.Framework.MathUtils;
+using osu.Game.Beatmaps;
 using osu.Game.Database;
+using osu.Game.Rulesets;
 using osu.Game.Screens.Select;
 using osu.Game.Screens.Select.Filter;
 
@@ -13,32 +15,28 @@ namespace osu.Desktop.VisualTests.Tests
 {
     internal class TestCasePlaySongSelect : TestCase
     {
-        private BeatmapDatabase db;
-        private TestStorage storage;
-        private PlaySongSelect songSelect;
+        private readonly BeatmapManager manager;
 
         public override string Description => @"with fake data";
 
-        private RulesetDatabase rulesets;
+        private readonly RulesetStore rulesets;
 
-        public override void Reset()
+        public TestCasePlaySongSelect()
         {
-            base.Reset();
-            if (db == null)
+            PlaySongSelect songSelect;
+
+            if (manager == null)
             {
-                storage = new TestStorage(@"TestCasePlaySongSelect");
+                var storage = new TestStorage(@"TestCasePlaySongSelect");
 
                 var backingDatabase = storage.GetDatabase(@"client");
+                backingDatabase.CreateTable<StoreVersion>();
 
-                rulesets = new RulesetDatabase(storage, backingDatabase);
-                db = new BeatmapDatabase(storage, backingDatabase, rulesets);
-
-                var sets = new List<BeatmapSetInfo>();
+                rulesets = new RulesetStore(backingDatabase);
+                manager = new BeatmapManager(storage, null, backingDatabase, rulesets);
 
                 for (int i = 0; i < 100; i += 10)
-                    sets.Add(createTestBeatmapSet(i));
-
-                db.Import(sets);
+                    manager.Import(createTestBeatmapSet(i));
             }
 
             Add(songSelect = new PlaySongSelect());
@@ -49,21 +47,12 @@ namespace osu.Desktop.VisualTests.Tests
             AddStep(@"Sort by Difficulty", delegate { songSelect.FilterControl.Sort = SortMode.Difficulty; });
         }
 
-        //protected override void Dispose(bool isDisposing)
-        //{
-        //    if (oldDb != null)
-        //        db = null;
-
-        //    base.Dispose(isDisposing);
-        //}
-
         private BeatmapSetInfo createTestBeatmapSet(int i)
         {
             return new BeatmapSetInfo
             {
                 OnlineBeatmapSetID = 1234 + i,
                 Hash = "d8e8fca2dc0f896fd7cb4cb0031ba249",
-                Path = string.Empty,
                 Metadata = new BeatmapMetadata
                 {
                     OnlineBeatmapSetID = 1234 + i,

osu.Desktop.VisualTests/Tests/TestCasePlayer.cs

@@ -2,84 +2,72 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using System.Collections.Generic;
-using System.Linq;
 using osu.Framework.Allocation;
 using osu.Framework.Testing;
 using osu.Game.Beatmaps;
 using OpenTK;
-using osu.Framework.Graphics.Sprites;
-using osu.Game.Database;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Screens.Play;
 using OpenTK.Graphics;
 using osu.Desktop.VisualTests.Beatmaps;
 using osu.Game.Rulesets.Osu.UI;
+using osu.Framework.Graphics.Shapes;
+using osu.Game.Rulesets;
 
 namespace osu.Desktop.VisualTests.Tests
 {
     internal class TestCasePlayer : TestCase
     {
         protected Player Player;
-        private BeatmapDatabase db;
-        private RulesetDatabase rulesets;
+        private RulesetStore rulesets;
 
         public override string Description => @"Showing everything to play the game.";
 
         [BackgroundDependencyLoader]
-        private void load(BeatmapDatabase db, RulesetDatabase rulesets)
+        private void load(RulesetStore rulesets)
         {
             this.rulesets = rulesets;
-            this.db = db;
         }
 
-        public override void Reset()
+        protected override void LoadComplete()
         {
-            base.Reset();
+            base.LoadComplete();
 
-            WorkingBeatmap beatmap = null;
+            var objects = new List<HitObject>();
 
-            var beatmapInfo = db.Query<BeatmapInfo>().FirstOrDefault(b => b.RulesetID == 0);
-            if (beatmapInfo != null)
-                beatmap = db.GetWorkingBeatmap(beatmapInfo);
-
-            if (beatmap?.Track == null)
+            int time = 1500;
+            for (int i = 0; i < 50; i++)
             {
-                var objects = new List<HitObject>();
-
-                int time = 1500;
-                for (int i = 0; i < 50; i++)
+                objects.Add(new HitCircle
                 {
-                    objects.Add(new HitCircle
-                    {
-                        StartTime = time,
-                        Position = new Vector2(i % 4 == 0 || i % 4 == 2 ? 0 : OsuPlayfield.BASE_SIZE.X,
-                        i % 4 < 2 ? 0 : OsuPlayfield.BASE_SIZE.Y),
-                        NewCombo = i % 4 == 0
-                    });
+                    StartTime = time,
+                    Position = new Vector2(i % 4 == 0 || i % 4 == 2 ? 0 : OsuPlayfield.BASE_SIZE.X,
+                    i % 4 < 2 ? 0 : OsuPlayfield.BASE_SIZE.Y),
+                    NewCombo = i % 4 == 0
+                });
 
-                    time += 500;
-                }
-
-                Beatmap b = new Beatmap
-                {
-                    HitObjects = objects,
-                    BeatmapInfo = new BeatmapInfo
-                    {
-                        Difficulty = new BeatmapDifficulty(),
-                        Ruleset = rulesets.Query<RulesetInfo>().First(),
-                        Metadata = new BeatmapMetadata
-                        {
-                            Artist = @"Unknown",
-                            Title = @"Sample Beatmap",
-                            Author = @"peppy",
-                        }
-                    }
-                };
-
-                beatmap = new TestWorkingBeatmap(b);
+                time += 500;
             }
 
+            Beatmap b = new Beatmap
+            {
+                HitObjects = objects,
+                BeatmapInfo = new BeatmapInfo
+                {
+                    Difficulty = new BeatmapDifficulty(),
+                    Ruleset = rulesets.Query<RulesetInfo>().First(),
+                    Metadata = new BeatmapMetadata
+                    {
+                        Artist = @"Unknown",
+                        Title = @"Sample Beatmap",
+                        Author = @"peppy",
+                    }
+                }
+            };
+
+            WorkingBeatmap beatmap = new TestWorkingBeatmap(b);
+
             Add(new Box
             {
                 RelativeSizeAxes = Framework.Graphics.Axes.Both,
@@ -93,7 +81,7 @@ namespace osu.Desktop.VisualTests.Tests
         {
             return new Player
             {
-                Beatmap = beatmap
+                InitialBeatmap = beatmap
             };
         }
     }

osu.Desktop.VisualTests/Tests/TestCaseReplaySettingsOverlay.cs

@@ -0,0 +1,53 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Graphics;
+using osu.Framework.Testing;
+using osu.Game.Graphics.UserInterface;
+using osu.Game.Screens.Play;
+using osu.Game.Screens.Play.ReplaySettings;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseReplaySettingsOverlay : TestCase
+    {
+        public override string Description => @"Settings visible in replay/auto";
+
+        public TestCaseReplaySettingsOverlay()
+        {
+            ExampleContainer container;
+
+            Add(new ReplaySettingsOverlay
+            {
+                Anchor = Anchor.TopRight,
+                Origin = Anchor.TopRight,
+            });
+
+            Add(container = new ExampleContainer());
+
+            AddStep(@"Add button", () => container.Add(new OsuButton
+            {
+                RelativeSizeAxes = Axes.X,
+                Text = @"Button",
+            }));
+
+            AddStep(@"Add checkbox", () => container.Add(new ReplayCheckbox
+            {
+                LabelText = "Checkbox",
+            }));
+
+            AddStep(@"Add textbox", () => container.Add(new FocusedTextBox
+            {
+                RelativeSizeAxes = Axes.X,
+                Height = 30,
+                PlaceholderText = "Textbox",
+                HoldFocus = false,
+            }));
+        }
+
+        private class ExampleContainer : ReplayGroup
+        {
+            protected override string Title => @"example";
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseResults.cs

@@ -3,11 +3,9 @@
 
 using System;
 using System.Collections.Generic;
-using System.Linq;
 using osu.Framework.Allocation;
 using osu.Framework.Testing;
 using osu.Game.Beatmaps;
-using osu.Game.Database;
 using osu.Game.Rulesets.Scoring;
 using osu.Game.Screens.Ranking;
 using osu.Game.Users;
@@ -16,39 +14,37 @@ namespace osu.Desktop.VisualTests.Tests
 {
     internal class TestCaseResults : TestCase
     {
-        private BeatmapDatabase db;
+        private BeatmapManager beatmaps;
 
         public override string Description => @"Results after playing.";
 
         [BackgroundDependencyLoader]
-        private void load(BeatmapDatabase db)
+        private void load(BeatmapManager beatmaps)
         {
-            this.db = db;
+            this.beatmaps = beatmaps;
         }
 
         private WorkingBeatmap beatmap;
 
-        public override void Reset()
+        protected override void LoadComplete()
         {
-            base.Reset();
+            base.LoadComplete();
 
             if (beatmap == null)
             {
-                var beatmapInfo = db.Query<BeatmapInfo>().FirstOrDefault(b => b.RulesetID == 0);
+                var beatmapInfo = beatmaps.QueryBeatmap(b => b.RulesetID == 0);
                 if (beatmapInfo != null)
-                    beatmap = db.GetWorkingBeatmap(beatmapInfo);
+                    beatmap = beatmaps.GetWorkingBeatmap(beatmapInfo);
             }
 
-            base.Reset();
-
             Add(new Results(new Score
             {
                 TotalScore = 2845370,
                 Accuracy = 0.98,
                 MaxCombo = 123,
                 Rank = ScoreRank.A,
-                Date = DateTime.Now,
-                Statistics = new Dictionary<string, dynamic>()
+                Date = DateTimeOffset.Now,
+                Statistics = new Dictionary<string, dynamic>
                 {
                     { "300", 50 },
                     { "100", 20 },
@@ -61,7 +57,7 @@ namespace osu.Desktop.VisualTests.Tests
                 }
             })
             {
-                Beatmap = beatmap
+                InitialBeatmap = beatmap
             });
         }
     }

osu.Desktop.VisualTests/Tests/TestCaseRoomInspector.cs

@@ -0,0 +1,144 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Testing;
+using osu.Framework.Graphics;
+using osu.Game.Screens.Multiplayer;
+using osu.Game.Online.Multiplayer;
+using osu.Game.Users;
+using osu.Framework.Allocation;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseRoomInspector : TestCase
+    {
+        public override string Description => @"from the multiplayer lobby";
+
+        private RulesetStore rulesets;
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            var room = new Room
+            {
+                Name = { Value = @"My Awesome Room" },
+                Host = { Value = new User { Username = @"flyte", Id = 3103765, Country = new Country { FlagName = @"JP" } } },
+                Status = { Value = new RoomStatusOpen() },
+                Type = { Value = new GameTypeTeamVersus() },
+                Beatmap =
+                {
+                    Value = new BeatmapInfo
+                    {
+                        StarDifficulty = 3.7,
+                        Ruleset = rulesets.GetRuleset(3),
+                        Metadata = new BeatmapMetadata
+                        {
+                            Title = @"Platina",
+                            Artist = @"Maaya Sakamoto",
+                            Author = @"uwutm8",
+                        },
+                        BeatmapSet = new BeatmapSetInfo
+                        {
+                            OnlineInfo = new BeatmapSetOnlineInfo
+                            {
+                                Covers = new BeatmapSetOnlineCovers
+                                {
+                                    Cover = @"https://assets.ppy.sh/beatmaps/560573/covers/cover.jpg?1492722343",
+                                },
+                            },
+                        },
+                    }
+                },
+                MaxParticipants = { Value = 200 },
+                Participants =
+                {
+                    Value = new[]
+                    {
+                        new User { Username = @"flyte", Id = 3103765, GlobalRank = 1425 },
+                        new User { Username = @"Cookiezi", Id = 124493, GlobalRank = 5466 },
+                        new User { Username = @"Angelsim", Id = 1777162, GlobalRank = 2873 },
+                        new User { Username = @"Rafis", Id = 2558286, GlobalRank = 4687 },
+                        new User { Username = @"hvick225", Id = 50265, GlobalRank = 3258 },
+                        new User { Username = @"peppy", Id = 2, GlobalRank = 6251 }
+                    }
+                }
+            };
+
+            RoomInspector inspector;
+            Add(inspector = new RoomInspector
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                Room = room,
+            });
+
+            AddStep(@"change title", () => room.Name.Value = @"A Better Room Than The Above");
+            AddStep(@"change host", () => room.Host.Value = new User { Username = @"DrabWeb", Id = 6946022, Country = new Country { FlagName = @"CA" } });
+            AddStep(@"change status", () => room.Status.Value = new RoomStatusPlaying());
+            AddStep(@"change type", () => room.Type.Value = new GameTypeTag());
+            AddStep(@"change beatmap", () => room.Beatmap.Value = null);
+            AddStep(@"change max participants", () => room.MaxParticipants.Value = null);
+            AddStep(@"change participants", () => room.Participants.Value = new[]
+            {
+                new User { Username = @"filsdelama", Id = 2831793, GlobalRank = 8542 },
+                new User { Username = @"_index", Id = 652457, GlobalRank = 15024 }
+            });
+
+            AddStep(@"change room", () =>
+            {
+                var newRoom = new Room
+                {
+                    Name = { Value = @"My New, Better Than Ever Room" },
+                    Host = { Value = new User { Username = @"Angelsim", Id = 1777162, Country = new Country { FlagName = @"KR" } } },
+                    Status = { Value = new RoomStatusOpen() },
+                    Type = { Value = new GameTypeTagTeam() },
+                    Beatmap =
+                    {
+                        Value = new BeatmapInfo
+                        {
+                            StarDifficulty = 7.07,
+                            Ruleset = rulesets.GetRuleset(0),
+                            Metadata = new BeatmapMetadata
+                            {
+                                Title = @"FREEDOM DIVE",
+                                Artist = @"xi",
+                                Author = @"Nakagawa-Kanon",
+                            },
+                            BeatmapSet = new BeatmapSetInfo
+                            {
+                                OnlineInfo = new BeatmapSetOnlineInfo
+                                {
+                                    Covers = new BeatmapSetOnlineCovers
+                                    {
+                                        Cover = @"https://assets.ppy.sh/beatmaps/39804/covers/cover.jpg?1456506845",
+                                    },
+                                },
+                            },
+                        },
+                    },
+                    MaxParticipants = { Value = 10 },
+                    Participants =
+                    {
+                        Value = new[]
+                        {
+                            new User { Username = @"Angelsim", Id = 1777162, GlobalRank = 4 },
+                            new User { Username = @"HappyStick", Id = 256802, GlobalRank = 752 },
+                            new User { Username = @"-Konpaku-", Id = 2258797, GlobalRank = 571 }
+                        }
+                    }
+                };
+
+                inspector.Room = newRoom;
+            });
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(RulesetStore rulesets)
+        {
+            this.rulesets = rulesets;
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseScoreCounter.cs

@@ -3,12 +3,11 @@
 
 using OpenTK;
 using osu.Framework.Graphics;
-using osu.Framework.Graphics.Primitives;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.MathUtils;
 using osu.Framework.Testing;
 using osu.Game.Graphics.UserInterface;
-using osu.Game.Rulesets.UI;
+using osu.Game.Screens.Play.HUD;
 
 namespace osu.Desktop.VisualTests.Tests
 {
@@ -16,10 +15,8 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"Tests multiple counters";
 
-        public override void Reset()
+        public TestCaseScoreCounter()
         {
-            base.Reset();
-
             int numerator = 0, denominator = 0;
 
             ScoreCounter score = new ScoreCounter(7)
@@ -53,7 +50,7 @@ namespace osu.Desktop.VisualTests.Tests
                 Origin = Anchor.BottomLeft,
                 Anchor = Anchor.BottomLeft,
                 Position = new Vector2(20, -160),
-                Count = 5,
+                CountStars = 5,
             };
             Add(stars);
 
@@ -62,7 +59,7 @@ namespace osu.Desktop.VisualTests.Tests
                 Origin = Anchor.BottomLeft,
                 Anchor = Anchor.BottomLeft,
                 Position = new Vector2(20, -190),
-                Text = stars.Count.ToString("0.00"),
+                Text = stars.CountStars.ToString("0.00"),
             };
             Add(starsLabel);
 
@@ -72,15 +69,16 @@ namespace osu.Desktop.VisualTests.Tests
                 comboCounter.Current.Value = 0;
                 numerator = denominator = 0;
                 accuracyCounter.SetFraction(0, 0);
-                stars.Count = 0;
-                starsLabel.Text = stars.Count.ToString("0.00");
+                stars.CountStars = 0;
+                starsLabel.Text = stars.CountStars.ToString("0.00");
             });
 
             AddStep(@"Hit! :D", delegate
             {
                 score.Current.Value += 300 + (ulong)(300.0 * (comboCounter.Current > 0 ? comboCounter.Current - 1 : 0) / 25.0);
                 comboCounter.Increment();
-                numerator++; denominator++;
+                numerator++;
+                denominator++;
                 accuracyCounter.SetFraction(numerator, denominator);
             });
 
@@ -93,8 +91,8 @@ namespace osu.Desktop.VisualTests.Tests
 
             AddStep(@"Alter stars", delegate
             {
-                stars.Count = RNG.NextSingle() * (stars.StarCount + 1);
-                starsLabel.Text = stars.Count.ToString("0.00");
+                stars.CountStars = RNG.NextSingle() * (stars.StarCount + 1);
+                starsLabel.Text = stars.CountStars.ToString("0.00");
             });
 
             AddStep(@"Stop counters", delegate

osu.Desktop.VisualTests/Tests/TestCaseScrollingHitObjects.cs

@@ -0,0 +1,210 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using OpenTK;
+using OpenTK.Graphics;
+using osu.Framework.Configuration;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Graphics.Sprites;
+using osu.Framework.Graphics.UserInterface;
+using osu.Framework.Testing;
+using osu.Game.Graphics.Sprites;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Drawables;
+using osu.Game.Rulesets.Timing;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    public class TestCaseScrollingHitObjects : TestCase
+    {
+        public override string Description => "SpeedAdjustmentContainer/DrawableTimingSection";
+
+        private readonly BindableDouble timeRangeBindable;
+        private readonly OsuSpriteText bottomLabel;
+        private readonly SpriteText topTime;
+        private readonly SpriteText bottomTime;
+
+        public TestCaseScrollingHitObjects()
+        {
+            OsuSpriteText timeRangeText;
+            SpeedAdjustmentCollection adjustmentCollection;
+
+            timeRangeBindable = new BindableDouble(2000)
+            {
+                MinValue = 200,
+                MaxValue = 4000,
+            };
+
+            SliderBar<double> timeRange;
+            Add(timeRange = new BasicSliderBar<double>
+            {
+                Size = new Vector2(200, 20),
+                SelectionColor = Color4.Pink,
+                KeyboardStep = 100
+            });
+
+            Add(timeRangeText = new OsuSpriteText
+            {
+                X = 210,
+                TextSize = 16,
+            });
+
+            timeRange.Current.BindTo(timeRangeBindable);
+            timeRangeBindable.ValueChanged += v => timeRangeText.Text = $"Visible Range: {v:#,#.#}";
+            timeRangeBindable.ValueChanged += v => bottomLabel.Text = $"t minus {v:#,#}";
+
+            AddRange(new Drawable[]
+            {
+                new Container
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                    Size = new Vector2(100, 500),
+                    Children = new Drawable[]
+                    {
+                        new Box
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                            Alpha = 0.25f
+                        },
+                        adjustmentCollection = new SpeedAdjustmentCollection(Axes.Y)
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                            VisibleTimeRange = timeRangeBindable,
+                            Masking = true,
+                        },
+                        new OsuSpriteText
+                        {
+                            Text = "t minus 0",
+                            Margin = new MarginPadding(2),
+                            TextSize = 14,
+                            Anchor = Anchor.TopRight,
+                        },
+                        bottomLabel = new OsuSpriteText
+                        {
+                            Text = "t minus x",
+                            Margin = new MarginPadding(2),
+                            TextSize = 14,
+                            Anchor = Anchor.BottomRight,
+                            Origin = Anchor.BottomLeft,
+                        },
+                        topTime = new OsuSpriteText
+                        {
+                            Margin = new MarginPadding(2),
+                            TextSize = 14,
+                            Anchor = Anchor.TopLeft,
+                            Origin = Anchor.TopRight,
+                        },
+                        bottomTime = new OsuSpriteText
+                        {
+                            Margin = new MarginPadding(2),
+                            TextSize = 14,
+                            Anchor = Anchor.BottomLeft,
+                            Origin = Anchor.BottomRight,
+                        },
+                    }
+                }
+            });
+
+            timeRangeBindable.TriggerChange();
+
+            adjustmentCollection.Add(new TestSpeedAdjustmentContainer(new MultiplierControlPoint()));
+
+            AddStep("Add hit object", () => adjustmentCollection.Add(new TestDrawableHitObject(new HitObject { StartTime = Time.Current + 2000 })));
+        }
+
+        protected override void Update()
+        {
+            base.Update();
+
+            topTime.Text = Time.Current.ToString("#,#");
+            bottomTime.Text = (Time.Current + timeRangeBindable.Value).ToString("#,#");
+        }
+
+        private class TestSpeedAdjustmentContainer : SpeedAdjustmentContainer
+        {
+            public override bool RemoveWhenNotAlive => false;
+
+            public TestSpeedAdjustmentContainer(MultiplierControlPoint controlPoint)
+                : base(controlPoint)
+            {
+            }
+
+            protected override DrawableTimingSection CreateTimingSection() => new TestDrawableTimingSection(ControlPoint);
+
+            private class TestDrawableTimingSection : DrawableTimingSection
+            {
+                private readonly MultiplierControlPoint controlPoint;
+
+                public TestDrawableTimingSection(MultiplierControlPoint controlPoint)
+                {
+                    this.controlPoint = controlPoint;
+                }
+
+                protected override void Update()
+                {
+                    base.Update();
+
+                    Y = (float)(controlPoint.StartTime - Time.Current);
+                }
+            }
+        }
+
+        private class TestDrawableHitObject : DrawableHitObject, IScrollingHitObject
+        {
+            private readonly Box background;
+            private const float height = 14;
+
+            public BindableDouble LifetimeOffset { get; } = new BindableDouble();
+
+            public TestDrawableHitObject(HitObject hitObject)
+                : base(hitObject)
+            {
+                AutoSizeAxes = Axes.Y;
+                RelativeSizeAxes = Axes.X;
+                RelativePositionAxes = Axes.Y;
+
+                Y = (float)hitObject.StartTime;
+
+                Children = new Drawable[]
+                {
+                    background = new Box
+                    {
+                        RelativeSizeAxes = Axes.X,
+                        Height = height,
+                    },
+                    new Box
+                    {
+                        RelativeSizeAxes = Axes.X,
+                        Colour = Color4.Cyan,
+                        Height = 1,
+                    },
+                    new OsuSpriteText
+                    {
+                        Anchor = Anchor.Centre,
+                        Origin = Anchor.Centre,
+                        Colour = Color4.Black,
+                        TextSize = height,
+                        Font = @"Exo2.0-BoldItalic",
+                        Text = $"{hitObject.StartTime:#,#}"
+                    }
+                };
+            }
+
+            protected override void LoadComplete()
+            {
+                base.LoadComplete();
+                this.FadeInFromZero(250, Easing.OutQuint);
+            }
+
+            protected override void Update()
+            {
+                base.Update();
+                if (Time.Current >= HitObject.StartTime)
+                    background.Colour = Color4.Red;
+            }
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseSettings.cs

@@ -0,0 +1,26 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Testing;
+using osu.Game.Overlays;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseSettings : TestCase
+    {
+        public override string Description => @"Tests the settings overlay";
+
+        private readonly SettingsOverlay settings;
+
+        public TestCaseSettings()
+        {
+            Children = new[] { settings = new SettingsOverlay() };
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+            settings.ToggleVisibility();
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseSkipButton.cs

@@ -0,0 +1,20 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Testing;
+using osu.Game.Screens.Play;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseSkipButton : TestCase
+    {
+        public override string Description => @"Skip skip skippediskip";
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            Add(new SkipButton(Clock.CurrentTime + 5000));
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseSocial.cs

@@ -0,0 +1,83 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Testing;
+using osu.Game.Overlays;
+using osu.Game.Users;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    public class TestCaseSocial : TestCase
+    {
+        public override string Description => @"social browser overlay";
+
+        public TestCaseSocial()
+        {
+            SocialOverlay s = new SocialOverlay
+            {
+                Users = new[]
+                {
+                    new User
+                    {
+                        Username = @"flyte",
+                        Id = 3103765,
+                        Country = new Country { FlagName = @"JP" },
+                        CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c1.jpg",
+                    },
+                    new User
+                    {
+                        Username = @"Cookiezi",
+                        Id = 124493,
+                        Country = new Country { FlagName = @"KR" },
+                        CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c2.jpg",
+                    },
+                    new User
+                    {
+                        Username = @"Angelsim",
+                        Id = 1777162,
+                        Country = new Country { FlagName = @"KR" },
+                        CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c3.jpg",
+                    },
+                    new User
+                    {
+                        Username = @"Rafis",
+                        Id = 2558286,
+                        Country = new Country { FlagName = @"PL" },
+                        CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c4.jpg",
+                    },
+                    new User
+                    {
+                        Username = @"hvick225",
+                        Id = 50265,
+                        Country = new Country { FlagName = @"TW" },
+                        CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c5.jpg",
+                    },
+                    new User
+                    {
+                        Username = @"peppy",
+                        Id = 2,
+                        Country = new Country { FlagName = @"AU" },
+                        CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c6.jpg"
+                    },
+                    new User
+                    {
+                        Username = @"filsdelama",
+                        Id = 2831793,
+                        Country = new Country { FlagName = @"FR" },
+                        CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c7.jpg"
+                    },
+                    new User
+                    {
+                        Username = @"_index",
+                        Id = 652457,
+                        Country = new Country { FlagName = @"RU" },
+                        CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c8.jpg"
+                    },
+                },
+            };
+            Add(s);
+
+            AddStep(@"toggle", s.ToggleVisibility);
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseSongProgress.cs

@@ -15,12 +15,14 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"With fake data";
 
-        private SongProgress progress;
-        private SongProgressGraph graph;
+        private readonly SongProgress progress;
+        private readonly SongProgressGraph graph;
 
-        public override void Reset()
+        private readonly StopwatchClock clock;
+
+        public TestCaseSongProgress()
         {
-            base.Reset();
+            clock = new StopwatchClock(true);
 
             Add(progress = new SongProgress
             {
@@ -38,9 +40,9 @@ namespace osu.Desktop.VisualTests.Tests
                 Origin = Anchor.TopLeft,
             });
 
-            AddStep("Toggle Bar", progress.ToggleBar);
+            AddStep("Toggle Bar", () => progress.AllowSeeking = !progress.AllowSeeking);
             AddWaitStep(5);
-            AddStep("Toggle Bar", progress.ToggleBar);
+            AddStep("Toggle Bar", () => progress.AllowSeeking = !progress.AllowSeeking);
             AddWaitStep(2);
             AddRepeatStep("New Values", displayNewValues, 5);
 
@@ -55,6 +57,9 @@ namespace osu.Desktop.VisualTests.Tests
 
             progress.Objects = objects;
             graph.Objects = objects;
+
+            progress.AudioClock = clock;
+            progress.OnSeek = pos => clock.Seek(pos);
         }
     }
 }

osu.Desktop.VisualTests/Tests/TestCaseTabControl.cs

@@ -1,8 +1,8 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using osu.Framework.Graphics;
 using OpenTK;
-using osu.Framework.Graphics.Primitives;
 using osu.Framework.Testing;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Graphics.UserInterface;
@@ -14,10 +14,8 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"Filter for song select";
 
-        public override void Reset()
+        public TestCaseTabControl()
         {
-            base.Reset();
-
             OsuSpriteText text;
             OsuTabControl<GroupMode> filter;
             Add(filter = new OsuTabControl<GroupMode>

osu.Desktop.VisualTests/Tests/TestCaseTaikoHitObjects.cs

@@ -16,10 +16,8 @@ namespace osu.Desktop.VisualTests.Tests
 
         private bool kiai;
 
-        public override void Reset()
+        public TestCaseTaikoHitObjects()
         {
-            base.Reset();
-
             AddToggleStep("Kiai", b =>
             {
                 kiai = !kiai;

osu.Desktop.VisualTests/Tests/TestCaseTaikoPlayfield.cs

@@ -26,13 +26,11 @@ namespace osu.Desktop.VisualTests.Tests
         protected override double TimePerAction => default_duration * 2;
 
         private readonly Random rng = new Random(1337);
-        private TaikoPlayfield playfield;
-        private Container playfieldContainer;
+        private readonly TaikoPlayfield playfield;
+        private readonly Container playfieldContainer;
 
-        public override void Reset()
+        public TestCaseTaikoPlayfield()
         {
-            base.Reset();
-
             AddStep("Hit!", addHitJudgement);
             AddStep("Miss :(", addMissJudgement);
             AddStep("DrumRoll", () => addDrumRoll(false));
@@ -69,6 +67,8 @@ namespace osu.Desktop.VisualTests.Tests
 
         private void changePlayfieldSize(int step)
         {
+            double delay = 0;
+
             // Add new hits
             switch (step)
             {
@@ -86,7 +86,7 @@ namespace osu.Desktop.VisualTests.Tests
                     break;
                 case 5:
                     addSwell(1000);
-                    playfieldContainer.Delay(scroll_time - 100);
+                    delay = scroll_time - 100;
                     break;
             }
 
@@ -94,10 +94,10 @@ namespace osu.Desktop.VisualTests.Tests
             switch (step)
             {
                 default:
-                    playfieldContainer.ResizeTo(new Vector2(1, rng.Next(25, 400)), 500);
+                    playfieldContainer.Delay(delay).ResizeTo(new Vector2(1, rng.Next(25, 400)), 500);
                     break;
                 case 6:
-                    playfieldContainer.ResizeTo(new Vector2(1, TaikoPlayfield.DEFAULT_PLAYFIELD_HEIGHT), 500);
+                    playfieldContainer.Delay(delay).ResizeTo(new Vector2(1, TaikoPlayfield.DEFAULT_PLAYFIELD_HEIGHT), 500);
                     break;
             }
         }

osu.Desktop.VisualTests/Tests/TestCaseTextAwesome.cs

@@ -16,10 +16,8 @@ namespace osu.Desktop.VisualTests.Tests
     {
         public override string Description => @"Tests display of icons";
 
-        public override void Reset()
+        public TestCaseTextAwesome()
         {
-            base.Reset();
-
             FillFlowContainer flow;
 
             Add(flow = new FillFlowContainer

osu.Desktop.VisualTests/Tests/TestCaseTooltip.cs

@@ -1,92 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework.Graphics;
-using osu.Framework.Graphics.Containers;
-using osu.Framework.Testing;
-using osu.Game.Graphics.Sprites;
-using osu.Game.Graphics.UserInterface;
-using osu.Framework.Configuration;
-using OpenTK;
-using osu.Game.Graphics;
-
-namespace osu.Desktop.VisualTests.Tests
-{
-    internal class TestCaseTooltip : TestCase
-    {
-        public override string Description => "tests tooltips on various elements";
-
-        public override void Reset()
-        {
-            base.Reset();
-            OsuSliderBar<int> slider;
-            OsuSliderBar<double> sliderDouble;
-
-            const float width = 400;
-
-            Children = new Drawable[]
-            {
-                new FillFlowContainer
-                {
-                    RelativeSizeAxes = Axes.Both,
-                    Direction = FillDirection.Vertical,
-                    Spacing = new Vector2(0, 10),
-                    Children = new Drawable[]
-                    {
-                        new TooltipTextContainer("text with a tooltip"),
-                        new TooltipTextContainer("more text with another tooltip"),
-                        new TooltipTextbox
-                        {
-                            Text = "a textbox with a tooltip",
-                            Size = new Vector2(width,30),
-                        },
-                        slider = new OsuSliderBar<int>
-                        {
-                            Width = width,
-                        },
-                        sliderDouble = new OsuSliderBar<double>
-                        {
-                            Width = width,
-                        },
-                    },
-                },
-            };
-
-            slider.Current.BindTo(new BindableInt(5)
-            {
-                MaxValue = 10,
-                MinValue = 0
-            });
-
-            sliderDouble.Current.BindTo(new BindableDouble(0.5)
-            {
-                MaxValue = 1,
-                MinValue = 0
-            });
-        }
-
-        private class TooltipTextContainer : Container, IHasTooltip
-        {
-            private readonly OsuSpriteText text;
-
-            public string TooltipText => text.Text;
-
-            public TooltipTextContainer(string tooltipText)
-            {
-                AutoSizeAxes = Axes.Both;
-                Children = new[]
-                {
-                    text = new OsuSpriteText
-                    {
-                        Text = tooltipText,
-                    }
-                };
-            }
-        }
-
-        private class TooltipTextbox : OsuTextBox, IHasTooltip
-        {
-            public string TooltipText => Text;
-        }
-    }
-}

osu.Desktop.VisualTests/Tests/TestCaseTwoLayerButton.cs

@@ -3,20 +3,16 @@
 
 using osu.Framework.Testing;
 using osu.Game.Graphics.UserInterface;
-using osu.Game.Screens.Play;
 
 namespace osu.Desktop.VisualTests.Tests
 {
     internal class TestCaseTwoLayerButton : TestCase
     {
-        public override string Description => @"Back and skip and what not";
+        public override string Description => @"Mostly back button";
 
-        public override void Reset()
+        public TestCaseTwoLayerButton()
         {
-            base.Reset();
-
             Add(new BackButton());
-            Add(new SkipButton());
         }
     }
 }

osu.Desktop.VisualTests/Tests/TestCaseUserPanel.cs

@@ -0,0 +1,55 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Testing;
+using osu.Framework.Graphics;
+using osu.Game.Users;
+using osu.Framework.Graphics.Containers;
+using OpenTK;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseUserPanel : TestCase
+    {
+        public override string Description => @"Panels for displaying a user's status";
+
+        public TestCaseUserPanel()
+        {
+            UserPanel flyte;
+            UserPanel peppy;
+            Add(new FillFlowContainer
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                AutoSizeAxes = Axes.Both,
+                Spacing = new Vector2(10f),
+                Children = new[]
+                {
+                    flyte = new UserPanel(new User
+                    {
+                        Username = @"flyte",
+                        Id = 3103765,
+                        Country = new Country { FlagName = @"JP" },
+                        CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c6.jpg"
+                    }) { Width = 300 },
+                    peppy = new UserPanel(new User
+                    {
+                        Username = @"peppy",
+                        Id = 2,
+                        Country = new Country { FlagName = @"AU" },
+                        CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c3.jpg"
+                    }) { Width = 300 },
+                },
+            });
+
+            flyte.Status.Value = new UserStatusOnline();
+            peppy.Status.Value = new UserStatusSoloGame();
+
+            AddStep(@"spectating", () => { flyte.Status.Value = new UserStatusSpectating(); });
+            AddStep(@"multiplaying", () => { flyte.Status.Value = new UserStatusMultiplayerGame(); });
+            AddStep(@"modding", () => { flyte.Status.Value = new UserStatusModding(); });
+            AddStep(@"offline", () => { flyte.Status.Value = new UserStatusOffline(); });
+            AddStep(@"null status", () => { flyte.Status.Value = null; });
+        }
+    }
+}

osu.Desktop.VisualTests/Tests/TestCaseUserProfile.cs

@@ -0,0 +1,64 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using System.Linq;
+using osu.Framework.Testing;
+using osu.Game.Overlays;
+using osu.Game.Users;
+
+namespace osu.Desktop.VisualTests.Tests
+{
+    internal class TestCaseUserProfile : TestCase
+    {
+        public override string Description => "Tests user's profile page.";
+
+        public TestCaseUserProfile()
+        {
+            var profile = new UserProfileOverlay();
+            Add(profile);
+
+            AddStep("Show offline dummy", () => profile.ShowUser(new User
+            {
+                Username = @"Somebody",
+                Id = 1,
+                Country = new Country { FullName = @"Alien" },
+                CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c1.jpg",
+                JoinDate = DateTimeOffset.Now.AddDays(-1),
+                LastVisit = DateTimeOffset.Now,
+                Age = 1,
+                ProfileOrder = new[] { "me" },
+                CountryRank = 1,
+                Statistics = new UserStatistics
+                {
+                    Rank = 2148,
+                    PP = 4567.89m
+                },
+                AllRankHistories = new User.RankHistories
+                {
+                    Osu = new User.RankHistory
+                    {
+                        Mode = @"osu",
+                        Data = Enumerable.Range(2345,45).Concat(Enumerable.Range(2109,40)).ToArray()
+                    }
+                }
+            }, false));
+            AddStep("Show ppy", () => profile.ShowUser(new User
+            {
+                Username = @"peppy",
+                Id = 2,
+                Country = new Country { FullName = @"Australia", FlagName = @"AU" },
+                CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c3.jpg"
+            }));
+            AddStep("Show flyte", () => profile.ShowUser(new User
+            {
+                Username = @"flyte",
+                Id = 3103765,
+                Country = new Country { FullName = @"Japan", FlagName = @"JP" },
+                CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c6.jpg"
+            }));
+            AddStep("Hide", profile.Hide);
+            AddStep("Show without reload", profile.Show);
+        }
+    }
+}

osu.Desktop.VisualTests/VisualTestGame.cs

@@ -29,7 +29,7 @@ namespace osu.Desktop.VisualTests
             host.DrawThread.InactiveHz = host.DrawThread.ActiveHz;
             host.InputThread.InactiveHz = host.InputThread.ActiveHz;
 
-            host.Window.CursorState = CursorState.Hidden;
+            host.Window.CursorState |= CursorState.Hidden;
         }
     }
 }

osu.Desktop.VisualTests/osu.Desktop.VisualTests.csproj

@@ -87,11 +87,13 @@
     <Reference Include="Newtonsoft.Json, Version=10.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Newtonsoft.Json.10.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.3.0\lib\net45\OpenTK.dll</HintPath>
+      <Private>True</Private>
     </Reference>
-    <Reference Include="SharpCompress, Version=0.15.2.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\SharpCompress.0.15.2\lib\net45\SharpCompress.dll</HintPath>
+    <Reference Include="SharpCompress, Version=0.17.1.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SharpCompress.0.17.1\lib\net45\SharpCompress.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="SQLite.Net, Version=3.1.0.0, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
@@ -185,14 +187,20 @@
   <ItemGroup>
     <Compile Include="AutomatedVisualTestGame.cs" />
     <Compile Include="Program.cs" />
+    <Compile Include="Tests\TestCaseBeatSyncedContainer.cs" />
     <Compile Include="Tests\TestCaseChatDisplay.cs" />
     <Compile Include="Tests\TestCaseBeatmapDetails.cs" />
+    <Compile Include="Tests\TestCaseContextMenu.cs" />
     <Compile Include="Tests\TestCaseDrawings.cs" />
     <Compile Include="Tests\TestCaseGamefield.cs" />
     <Compile Include="Tests\TestCaseGraph.cs" />
+    <Compile Include="Tests\TestCaseManiaHitObjects.cs" />
+    <Compile Include="Tests\TestCaseManiaPlayfield.cs" />
     <Compile Include="Tests\TestCaseMenuOverlays.cs" />
     <Compile Include="Tests\TestCaseMusicController.cs" />
-    <Compile Include="Tests\TestCaseNotificationManager.cs" />
+    <Compile Include="Tests\TestCaseNotificationOverlay.cs" />
+    <Compile Include="Tests\TestCaseOnScreenDisplay.cs" />
+    <Compile Include="Tests\TestCaseReplaySettingsOverlay.cs" />
     <Compile Include="Tests\TestCasePlayer.cs" />
     <Compile Include="Tests\TestCaseHitObjects.cs" />
     <Compile Include="Tests\TestCaseKeyCounter.cs" />
@@ -200,23 +208,32 @@
     <Compile Include="Tests\TestCaseReplay.cs" />
     <Compile Include="Tests\TestCaseResults.cs" />
     <Compile Include="Tests\TestCaseScoreCounter.cs" />
+    <Compile Include="Tests\TestCaseScrollingHitObjects.cs" />
+    <Compile Include="Tests\TestCaseSkipButton.cs" />
     <Compile Include="Tests\TestCaseTabControl.cs" />
     <Compile Include="Tests\TestCaseTaikoHitObjects.cs" />
     <Compile Include="Tests\TestCaseTaikoPlayfield.cs" />
     <Compile Include="Tests\TestCaseTextAwesome.cs" />
     <Compile Include="Tests\TestCasePlaySongSelect.cs" />
-    <Compile Include="Tests\TestCaseTooltip.cs" />
     <Compile Include="Tests\TestCaseTwoLayerButton.cs" />
+    <Compile Include="Tests\TestCaseUserProfile.cs" />
     <Compile Include="VisualTestGame.cs" />
     <Compile Include="Platform\TestStorage.cs" />
-    <Compile Include="Tests\TestCaseOptions.cs" />
+    <Compile Include="Tests\TestCaseSettings.cs" />
     <Compile Include="Tests\TestCaseSongProgress.cs" />
-    <Compile Include="Tests\TestCaseModSelectOverlay.cs" />
+    <Compile Include="Tests\TestCaseMods.cs" />
     <Compile Include="Tests\TestCaseDialogOverlay.cs" />
     <Compile Include="Tests\TestCaseBeatmapOptionsOverlay.cs" />
     <Compile Include="Tests\TestCaseLeaderboard.cs" />
     <Compile Include="Beatmaps\TestWorkingBeatmap.cs" />
     <Compile Include="Tests\TestCaseBeatmapDetailArea.cs" />
+    <Compile Include="Tests\TestCaseDrawableRoom.cs" />
+    <Compile Include="Tests\TestCaseUserPanel.cs" />
+    <Compile Include="Tests\TestCaseDirect.cs" />
+    <Compile Include="Tests\TestCaseSocial.cs" />
+    <Compile Include="Tests\TestCaseBreadcrumbs.cs" />
+    <Compile Include="Tests\TestCaseMedalOverlay.cs" />
+    <Compile Include="Tests\TestCaseRoomInspector.cs" />
   </ItemGroup>
   <ItemGroup />
   <ItemGroup />

osu.Desktop.VisualTests/packages.config

@@ -5,8 +5,8 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
 -->
 <packages>
   <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net45" />
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
-  <package id="SharpCompress" version="0.15.2" targetFramework="net45" />
+  <package id="ppy.OpenTK" version="3.0" targetFramework="net45" />
+  <package id="SharpCompress" version="0.17.1" targetFramework="net45" />
   <package id="SQLite.Net.Core-PCL" version="3.1.1" targetFramework="net45" />
   <package id="SQLite.Net-PCL" version="3.1.1" targetFramework="net45" />
   <package id="SQLiteNetExtensions" version="1.3.0" targetFramework="net45" />

osu.Desktop/Beatmaps/IO/LegacyFilesystemReader.cs

@@ -1,41 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using System.IO;
-using System.Linq;
-using osu.Game.Beatmaps.IO;
-
-namespace osu.Desktop.Beatmaps.IO
-{
-    /// <summary>
-    /// Reads an extracted legacy beatmap from disk.
-    /// </summary>
-    public class LegacyFilesystemReader : ArchiveReader
-    {
-        public static void Register() => AddReader<LegacyFilesystemReader>((storage, path) => Directory.Exists(path));
-
-        private string basePath { get; }
-
-        public LegacyFilesystemReader(string path)
-        {
-            basePath = path;
-
-            BeatmapFilenames = Directory.GetFiles(basePath, @"*.osu").Select(Path.GetFileName).ToArray();
-
-            if (BeatmapFilenames.Length == 0)
-                throw new FileNotFoundException(@"This directory contains no beatmaps");
-
-            StoryboardFilename = Directory.GetFiles(basePath, @"*.osb").Select(Path.GetFileName).FirstOrDefault();
-        }
-
-        public override Stream GetStream(string name)
-        {
-            return File.OpenRead(Path.Combine(basePath, name));
-        }
-
-        public override void Dispose()
-        {
-            // no-op
-        }
-    }
-}

osu.Desktop/OsuGameDesktop.cs

@@ -1,6 +1,7 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using System;
 using osu.Game;
 using System.Linq;
 using System.Windows.Forms;
@@ -11,6 +12,8 @@ using System.Reflection;
 using System.Drawing;
 using System.IO;
 using System.Threading.Tasks;
+using Microsoft.Win32;
+using osu.Framework.Graphics.Containers;
 using osu.Game.Screens.Menu;
 
 namespace osu.Desktop
@@ -22,18 +25,74 @@ namespace osu.Desktop
         public OsuGameDesktop(string[] args = null)
             : base(args)
         {
-            versionManager = new VersionManager { Depth = int.MinValue };
+            versionManager = new VersionManager
+            {
+                Depth = int.MinValue,
+                State = Visibility.Hidden
+            };
+        }
+
+        public override Storage GetStorageForStableInstall()
+        {
+            try
+            {
+                return new StableStorage();
+            }
+            catch
+            {
+                return null;
+            }
+        }
+
+        /// <summary>
+        /// A method of accessing an osu-stable install in a controlled fashion.
+        /// </summary>
+        private class StableStorage : DesktopStorage
+        {
+            protected override string LocateBasePath()
+            {
+                Func<string, bool> checkExists = p => Directory.Exists(Path.Combine(p, "Songs"));
+
+                string stableInstallPath;
+
+                try
+                {
+                    using (RegistryKey key = Registry.ClassesRoot.OpenSubKey("osu"))
+                        stableInstallPath = key?.OpenSubKey(@"shell\open\command")?.GetValue(String.Empty).ToString().Split('"')[1].Replace("osu!.exe", "");
+
+                    if (checkExists(stableInstallPath))
+                        return stableInstallPath;
+                }
+                catch
+                {
+                }
+
+                stableInstallPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), @"osu!");
+                if (checkExists(stableInstallPath))
+                    return stableInstallPath;
+
+                stableInstallPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.UserProfile), ".osu");
+                if (checkExists(stableInstallPath))
+                    return stableInstallPath;
+
+                return null;
+            }
+
+            public StableStorage()
+                : base(string.Empty)
+            {
+            }
         }
 
         protected override void LoadComplete()
         {
             base.LoadComplete();
 
-            LoadComponentAsync(versionManager);
+            LoadComponentAsync(versionManager, Add);
             ScreenChanged += s =>
             {
-                if (!versionManager.IsAlive && s is Intro)
-                    Add(versionManager);
+                if (!versionManager.IsPresent && s is Intro)
+                    versionManager.State = Visibility.Visible;
             };
         }
 
@@ -43,9 +102,9 @@ namespace osu.Desktop
             var desktopWindow = host.Window as DesktopGameWindow;
             if (desktopWindow != null)
             {
-                desktopWindow.CursorState = CursorState.Hidden;
+                desktopWindow.CursorState |= CursorState.Hidden;
 
-                desktopWindow.Icon = Icon.ExtractAssociatedIcon(Assembly.GetExecutingAssembly().Location);
+                desktopWindow.Icon = new Icon(Assembly.GetExecutingAssembly().GetManifestResourceStream(GetType(), "lazer.ico"));
                 desktopWindow.Title = Name;
 
                 desktopWindow.DragEnter += dragEnter;
@@ -60,11 +119,11 @@ namespace osu.Desktop
             var filePaths = dropData.Select(f => f.ToString()).ToArray();
 
             if (filePaths.All(f => Path.GetExtension(f) == @".osz"))
-                Task.Run(() => BeatmapDatabase.Import(filePaths));
+                Task.Run(() => BeatmapManager.Import(filePaths));
             else if (filePaths.All(f => Path.GetExtension(f) == @".osr"))
                 Task.Run(() =>
                 {
-                    var score = ScoreDatabase.ReadReplayFile(filePaths.First());
+                    var score = ScoreStore.ReadReplayFile(filePaths.First());
                     Schedule(() => LoadScore(score));
                 });
         }

osu.Desktop/Overlays/VersionManager.cs

@@ -10,6 +10,7 @@ using osu.Game.Graphics.Sprites;
 using osu.Game.Overlays;
 using osu.Game.Overlays.Notifications;
 using Squirrel;
+using osu.Framework.Graphics.Shapes;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.Textures;
 using osu.Game.Graphics;
@@ -24,16 +25,16 @@ namespace osu.Desktop.Overlays
     public class VersionManager : OverlayContainer
     {
         private UpdateManager updateManager;
-        private NotificationManager notificationManager;
+        private NotificationOverlay notificationOverlay;
 
         protected override bool HideOnEscape => false;
 
         public override bool HandleInput => false;
 
         [BackgroundDependencyLoader]
-        private void load(NotificationManager notification, OsuColour colours, TextureStore textures, OsuGameBase game)
+        private void load(NotificationOverlay notification, OsuColour colours, TextureStore textures, OsuGameBase game)
         {
-            notificationManager = notification;
+            notificationOverlay = notification;
 
             AutoSizeAxes = Axes.Both;
             Anchor = Anchor.BottomCentre;
@@ -92,12 +93,6 @@ namespace osu.Desktop.Overlays
                 checkForUpdateAsync();
         }
 
-        protected override void LoadComplete()
-        {
-            base.LoadComplete();
-            State = Visibility.Visible;
-        }
-
         protected override void Dispose(bool isDisposing)
         {
             base.Dispose(isDisposing);
@@ -121,7 +116,7 @@ namespace osu.Desktop.Overlays
                 if (notification == null)
                 {
                     notification = new UpdateProgressNotification { State = ProgressNotificationState.Active };
-                    Schedule(() => notificationManager.Post(notification));
+                    Schedule(() => notificationOverlay.Post(notification));
                 }
 
                 Schedule(() =>
@@ -180,7 +175,7 @@ namespace osu.Desktop.Overlays
 
         protected override void PopIn()
         {
-            FadeIn(1000);
+            this.FadeIn(1000);
         }
 
         protected override void PopOut()
@@ -191,7 +186,7 @@ namespace osu.Desktop.Overlays
         {
             private OsuGame game;
 
-            protected override Notification CreateCompletionNotification() => new ProgressCompletionNotification()
+            protected override Notification CreateCompletionNotification() => new ProgressCompletionNotification
             {
                 Text = @"Update ready to install. Click to restart!",
                 Activated = () =>
@@ -207,12 +202,12 @@ namespace osu.Desktop.Overlays
             {
                 this.game = game;
 
-                IconContent.Add(new Drawable[]
+                IconContent.AddRange(new Drawable[]
                 {
                     new Box
                     {
                         RelativeSizeAxes = Axes.Both,
-                        ColourInfo = ColourInfo.GradientVertical(colours.YellowDark, colours.Yellow)
+                        Colour = ColourInfo.GradientVertical(colours.YellowDark, colours.Yellow)
                     },
                     new TextAwesome
                     {

osu.Desktop/Program.cs

@@ -3,7 +3,6 @@
 
 using System;
 using System.IO;
-using osu.Desktop.Beatmaps.IO;
 using osu.Framework.Desktop;
 using osu.Framework.Desktop.Platform;
 using osu.Game.IPC;
@@ -15,8 +14,6 @@ namespace osu.Desktop
         [STAThread]
         public static int Main(string[] args)
         {
-            LegacyFilesystemReader.Register();
-
             // Back up the cwd before DesktopGameHost changes it
             var cwd = Environment.CurrentDirectory;
 

osu.Desktop/osu.Desktop.csproj

@@ -121,18 +121,23 @@
     </Reference>
     <Reference Include="mscorlib" />
     <Reference Include="NuGet.Squirrel, Version=3.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\NuGet.Squirrel.dll</HintPath>
+      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.7.5\lib\Net45\NuGet.Squirrel.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.3.0\lib\net45\OpenTK.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="SharpCompress, Version=0.17.1.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SharpCompress.0.17.1\lib\net45\SharpCompress.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="Splat, Version=2.0.0.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Splat.2.0.0\lib\Net45\Splat.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Squirrel, Version=1.5.2.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\Squirrel.dll</HintPath>
+    <Reference Include="Squirrel, Version=1.7.5.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.7.5\lib\Net45\Squirrel.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="System" />
@@ -223,11 +228,10 @@
     <Compile Include="OsuGameDesktop.cs" />
     <Compile Include="Overlays\VersionManager.cs" />
     <Compile Include="Program.cs" />
-    <Compile Include="Beatmaps\IO\LegacyFilesystemReader.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Content Include="lazer.ico" />
+    <EmbeddedResource Include="lazer.ico" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it.

osu.Desktop/packages.config

@@ -7,7 +7,8 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
   <package id="DeltaCompressionDotNet" version="1.1.0" targetFramework="net45" />
   <package id="Microsoft.Net.Http" version="2.2.29" targetFramework="net45" />
   <package id="Mono.Cecil" version="0.9.6.4" targetFramework="net45" />
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
+  <package id="ppy.OpenTK" version="3.0" targetFramework="net45" />
+  <package id="SharpCompress" version="0.17.1" targetFramework="net45" />
   <package id="Splat" version="2.0.0" targetFramework="net45" />
-  <package id="squirrel.windows" version="1.5.2" targetFramework="net45" />
+  <package id="squirrel.windows" version="1.7.5" targetFramework="net45" />
 </packages>

osu.Game.Rulesets.Catch/CatchRuleset.cs

@@ -17,7 +17,7 @@ namespace osu.Game.Rulesets.Catch
 {
     public class CatchRuleset : Ruleset
     {
-        public override HitRenderer CreateHitRendererWith(WorkingBeatmap beatmap) => new CatchHitRenderer(beatmap);
+        public override HitRenderer CreateHitRendererWith(WorkingBeatmap beatmap, bool isForCurrentRuleset) => new CatchHitRenderer(beatmap, isForCurrentRuleset);
 
         public override IEnumerable<Mod> GetModsFor(ModType type)
         {
@@ -28,7 +28,14 @@ namespace osu.Game.Rulesets.Catch
                     {
                         new CatchModEasy(),
                         new CatchModNoFail(),
-                        new CatchModHalfTime(),
+                        new MultiMod
+                        {
+                            Mods = new Mod[]
+                            {
+                                new CatchModHalfTime(),
+                                new CatchModDaycore(),
+                            },
+                        },
                     };
 
                 case ModType.DifficultyIncrease:

osu.Game.Rulesets.Catch/Mods/CatchMod.cs

@@ -32,6 +32,11 @@ namespace osu.Game.Rulesets.Catch.Mods
 
     }
 
+    public class CatchModDaycore : ModDaycore
+    {
+        public override double ScoreMultiplier => 0.5;
+    }
+
     public class CatchModDoubleTime : ModDoubleTime
     {
         public override double ScoreMultiplier => 1.06;

osu.Game.Rulesets.Catch/Objects/Drawable/DrawableFruit.cs

@@ -5,18 +5,17 @@ using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.Textures;
-using osu.Framework.Graphics.Transforms;
 using OpenTK;
 
 namespace osu.Game.Rulesets.Catch.Objects.Drawable
 {
     internal class DrawableFruit : Sprite
     {
-        private readonly CatchBaseHit h;
+        //private readonly CatchBaseHit h;
 
         public DrawableFruit(CatchBaseHit h)
         {
-            this.h = h;
+            //this.h = h;
 
             Origin = Anchor.Centre;
             Scale = new Vector2(0.1f);
@@ -29,10 +28,8 @@ namespace osu.Game.Rulesets.Catch.Objects.Drawable
         {
             Texture = textures.Get(@"Menu/logo");
 
-            const double duration = 0;
-
-            Transforms.Add(new TransformPosition { StartTime = h.StartTime - 200, EndTime = h.StartTime, StartValue = new Vector2(h.Position, -0.1f), EndValue = new Vector2(h.Position, 0.9f) });
-            Transforms.Add(new TransformAlpha { StartTime = h.StartTime + duration + 200, EndTime = h.StartTime + duration + 400, StartValue = 1, EndValue = 0 });
+            //Transforms.Add(new TransformPosition { StartTime = h.StartTime - 200, EndTime = h.StartTime, StartValue = new Vector2(h.Position, -0.1f), EndValue = new Vector2(h.Position, 0.9f) });
+            //Transforms.Add(new TransformAlpha { StartTime = h.StartTime + duration + 200, EndTime = h.StartTime + duration + 400, StartValue = 1, EndValue = 0 });
             Expire(true);
         }
     }

osu.Game.Rulesets.Catch/UI/CatchHitRenderer.cs

@@ -15,8 +15,8 @@ namespace osu.Game.Rulesets.Catch.UI
 {
     public class CatchHitRenderer : HitRenderer<CatchBaseHit, CatchJudgement>
     {
-        public CatchHitRenderer(WorkingBeatmap beatmap)
-            : base(beatmap)
+        public CatchHitRenderer(WorkingBeatmap beatmap, bool isForCurrentRuleset)
+            : base(beatmap, isForCurrentRuleset)
         {
         }
 

osu.Game.Rulesets.Catch/UI/CatchPlayfield.cs

@@ -2,7 +2,7 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using osu.Framework.Graphics;
-using osu.Framework.Graphics.Sprites;
+using osu.Framework.Graphics.Shapes;
 using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.UI;
 using OpenTK;

osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj

@@ -33,8 +33,9 @@
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.3.0\lib\net45\OpenTK.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />

osu.Game.Rulesets.Catch/packages.config

@@ -5,5 +5,5 @@ Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 -->
 <packages>
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
+  <package id="ppy.OpenTK" version="3.0" targetFramework="net45" />
 </packages>

osu.Game.Rulesets.Mania/Beatmaps/ManiaBeatmapConverter.cs

@@ -1,23 +1,202 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using osu.Game.Beatmaps;
-using osu.Game.Rulesets.Mania.Objects;
-using System.Collections.Generic;
-using System;
-using osu.Game.Rulesets.Objects.Types;
 using osu.Game.Rulesets.Beatmaps;
+using osu.Game.Rulesets.Mania.Objects;
+using System;
+using System.Collections.Generic;
+using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
+using osu.Game.Rulesets.Mania.Beatmaps.Patterns;
+using osu.Game.Rulesets.Mania.MathUtils;
+using osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy;
+using OpenTK;
+using osu.Game.Audio;
 
 namespace osu.Game.Rulesets.Mania.Beatmaps
 {
-    internal class ManiaBeatmapConverter : BeatmapConverter<ManiaBaseHit>
+    public class ManiaBeatmapConverter : BeatmapConverter<ManiaHitObject>
     {
+        /// <summary>
+        /// Maximum number of previous notes to consider for density calculation.
+        /// </summary>
+        private const int max_notes_for_density = 7;
+
         protected override IEnumerable<Type> ValidConversionTypes { get; } = new[] { typeof(IHasXPosition) };
 
-        protected override IEnumerable<ManiaBaseHit> ConvertHitObject(HitObject original, Beatmap beatmap)
+        private Pattern lastPattern = new Pattern();
+        private FastRandom random;
+        private Beatmap beatmap;
+        private bool isForCurrentRuleset;
+
+        protected override Beatmap<ManiaHitObject> ConvertBeatmap(Beatmap original, bool isForCurrentRuleset)
         {
-            yield return null;
+            this.isForCurrentRuleset = isForCurrentRuleset;
+
+            beatmap = original;
+
+            BeatmapDifficulty difficulty = original.BeatmapInfo.Difficulty;
+
+            int seed = (int)Math.Round(difficulty.DrainRate + difficulty.CircleSize) * 20 + (int)(difficulty.OverallDifficulty * 41.2) + (int)Math.Round(difficulty.ApproachRate);
+            random = new FastRandom(seed);
+
+            return base.ConvertBeatmap(original, isForCurrentRuleset);
+        }
+
+        protected override IEnumerable<ManiaHitObject> ConvertHitObject(HitObject original, Beatmap beatmap)
+        {
+            var maniaOriginal = original as ManiaHitObject;
+            if (maniaOriginal != null)
+            {
+                yield return maniaOriginal;
+                yield break;
+            }
+
+            var objects = isForCurrentRuleset ? generateSpecific(original) : generateConverted(original);
+
+            if (objects == null)
+                yield break;
+
+            foreach (ManiaHitObject obj in objects)
+                yield return obj;
+        }
+
+        private readonly List<double> prevNoteTimes = new List<double>(max_notes_for_density);
+        private double density = int.MaxValue;
+        private void computeDensity(double newNoteTime)
+        {
+            if (prevNoteTimes.Count == max_notes_for_density)
+                prevNoteTimes.RemoveAt(0);
+            prevNoteTimes.Add(newNoteTime);
+
+            density = (prevNoteTimes[prevNoteTimes.Count - 1] - prevNoteTimes[0]) / prevNoteTimes.Count;
+        }
+
+        private double lastTime;
+        private Vector2 lastPosition;
+        private PatternType lastStair;
+        private void recordNote(double time, Vector2 position)
+        {
+            lastTime = time;
+            lastPosition = position;
+        }
+
+        /// <summary>
+        /// Method that generates hit objects for osu!mania specific beatmaps.
+        /// </summary>
+        /// <param name="original">The original hit object.</param>
+        /// <returns>The hit objects generated.</returns>
+        private IEnumerable<ManiaHitObject> generateSpecific(HitObject original)
+        {
+            var generator = new SpecificBeatmapPatternGenerator(random, original, beatmap, lastPattern);
+
+            Pattern newPattern = generator.Generate();
+            lastPattern = newPattern;
+
+            return newPattern.HitObjects;
+        }
+
+        /// <summary>
+        /// Method that generates hit objects for non-osu!mania beatmaps.
+        /// </summary>
+        /// <param name="original">The original hit object.</param>
+        /// <returns>The hit objects generated.</returns>
+        private IEnumerable<ManiaHitObject> generateConverted(HitObject original)
+        {
+            var endTimeData = original as IHasEndTime;
+            var distanceData = original as IHasDistance;
+            var positionData = original as IHasPosition;
+
+            // Following lines currently commented out to appease resharper
+
+            Patterns.PatternGenerator conversion = null;
+
+            if (distanceData != null)
+                conversion = new DistanceObjectPatternGenerator(random, original, beatmap, lastPattern);
+            else if (endTimeData != null)
+                conversion = new EndTimeObjectPatternGenerator(random, original, beatmap);
+            else if (positionData != null)
+            {
+                computeDensity(original.StartTime);
+
+                conversion = new HitObjectPatternGenerator(random, original, beatmap, lastPattern, lastTime, lastPosition, density, lastStair);
+
+                recordNote(original.StartTime, positionData.Position);
+            }
+
+            if (conversion == null)
+                return null;
+
+            Pattern newPattern = conversion.Generate();
+            lastPattern = newPattern;
+
+            var stairPatternGenerator = (HitObjectPatternGenerator)conversion;
+            lastStair = stairPatternGenerator.StairType;
+
+            return newPattern.HitObjects;
+        }
+
+        /// <summary>
+        /// A pattern generator for osu!mania-specific beatmaps.
+        /// </summary>
+        private class SpecificBeatmapPatternGenerator : Patterns.Legacy.PatternGenerator
+        {
+            public SpecificBeatmapPatternGenerator(FastRandom random, HitObject hitObject, Beatmap beatmap, Pattern previousPattern)
+                : base(random, hitObject, beatmap, previousPattern)
+            {
+            }
+
+            public override Pattern Generate()
+            {
+                var endTimeData = HitObject as IHasEndTime;
+                var positionData = HitObject as IHasXPosition;
+
+                int column = GetColumn(positionData?.X ?? 0);
+
+                var pattern = new Pattern();
+
+                if (endTimeData != null)
+                {
+                    pattern.Add(new HoldNote
+                    {
+                        StartTime = HitObject.StartTime,
+                        Duration = endTimeData.Duration,
+                        Column = column,
+                        Head = { Samples = sampleInfoListAt(HitObject.StartTime) },
+                        Tail = { Samples = sampleInfoListAt(endTimeData.EndTime) },
+                    });
+                }
+                else if (positionData != null)
+                {
+                    pattern.Add(new Note
+                    {
+                        StartTime = HitObject.StartTime,
+                        Samples = HitObject.Samples,
+                        Column = column
+                    });
+                }
+
+                return pattern;
+            }
+
+            /// <summary>
+            /// Retrieves the sample info list at a point in time.
+            /// </summary>
+            /// <param name="time">The time to retrieve the sample info list from.</param>
+            /// <returns></returns>
+            private SampleInfoList sampleInfoListAt(double time)
+            {
+                var curveData = HitObject as IHasCurve;
+
+                if (curveData == null)
+                    return HitObject.Samples;
+
+                double segmentTime = (curveData.EndTime - HitObject.StartTime) / curveData.RepeatCount;
+
+                int index = (int)(segmentTime == 0 ? 0 : (time - HitObject.StartTime) / segmentTime);
+                return curveData.RepeatSamples[index];
+            }
         }
     }
 }

osu.Game.Rulesets.Mania/Beatmaps/Patterns/Legacy/DistanceObjectPatternGenerator.cs

@@ -0,0 +1,488 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using System.Linq;
+using osu.Game.Audio;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Mania.MathUtils;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
+using osu.Game.Rulesets.Mania.Objects;
+using osu.Game.Beatmaps.ControlPoints;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
+{
+    /// <summary>
+    /// A pattern generator for IHasDistance hit objects.
+    /// </summary>
+    internal class DistanceObjectPatternGenerator : PatternGenerator
+    {
+        /// <summary>
+        /// Base osu! slider scoring distance.
+        /// </summary>
+        private const float osu_base_scoring_distance = 100;
+
+        private readonly double endTime;
+        private readonly double segmentDuration;
+        private readonly int repeatCount;
+
+        private PatternType convertType;
+
+        public DistanceObjectPatternGenerator(FastRandom random, HitObject hitObject, Beatmap beatmap, Pattern previousPattern)
+            : base(random, hitObject, beatmap, previousPattern)
+        {
+            convertType = PatternType.None;
+            if (Beatmap.ControlPointInfo.EffectPointAt(hitObject.StartTime).KiaiMode)
+                convertType = PatternType.LowProbability;
+
+            var distanceData = hitObject as IHasDistance;
+            var repeatsData = hitObject as IHasRepeats;
+
+            repeatCount = repeatsData?.RepeatCount ?? 1;
+
+            TimingControlPoint timingPoint = beatmap.ControlPointInfo.TimingPointAt(hitObject.StartTime);
+            DifficultyControlPoint difficultyPoint = beatmap.ControlPointInfo.DifficultyPointAt(hitObject.StartTime);
+
+            // The true distance, accounting for any repeats
+            double distance = (distanceData?.Distance ?? 0) * repeatCount;
+            // The velocity of the osu! hit object - calculated as the velocity of a slider
+            double osuVelocity = osu_base_scoring_distance * beatmap.BeatmapInfo.Difficulty.SliderMultiplier / (timingPoint.BeatLength * difficultyPoint.SpeedMultiplier);
+            // The duration of the osu! hit object
+            double osuDuration = distance / osuVelocity;
+
+            endTime = hitObject.StartTime + osuDuration;
+            segmentDuration = (endTime - HitObject.StartTime) / repeatCount;
+        }
+
+        public override Pattern Generate()
+        {
+            if (repeatCount > 1)
+            {
+                if (segmentDuration <= 90)
+                    return generateRandomHoldNotes(HitObject.StartTime, 1);
+
+                if (segmentDuration <= 120)
+                {
+                    convertType |= PatternType.ForceNotStack;
+                    return generateRandomNotes(HitObject.StartTime, repeatCount + 1);
+                }
+
+                if (segmentDuration <= 160)
+                    return generateStair(HitObject.StartTime);
+
+                if (segmentDuration <= 200 && ConversionDifficulty > 3)
+                    return generateRandomMultipleNotes(HitObject.StartTime);
+
+                double duration = endTime - HitObject.StartTime;
+                if (duration >= 4000)
+                    return generateNRandomNotes(HitObject.StartTime, 0.23, 0, 0);
+
+                if (segmentDuration > 400 && repeatCount < AvailableColumns - 1 - RandomStart)
+                    return generateTiledHoldNotes(HitObject.StartTime);
+
+                return generateHoldAndNormalNotes(HitObject.StartTime);
+            }
+
+            if (segmentDuration <= 110)
+            {
+                if (PreviousPattern.ColumnWithObjects < AvailableColumns)
+                    convertType |= PatternType.ForceNotStack;
+                else
+                    convertType &= ~PatternType.ForceNotStack;
+                return generateRandomNotes(HitObject.StartTime, segmentDuration < 80 ? 1 : 2);
+            }
+
+            if (ConversionDifficulty > 6.5)
+            {
+                if ((convertType & PatternType.LowProbability) > 0)
+                    return generateNRandomNotes(HitObject.StartTime, 0.78, 0.3, 0);
+                return generateNRandomNotes(HitObject.StartTime, 0.85, 0.36, 0.03);
+            }
+
+            if (ConversionDifficulty > 4)
+            {
+                if ((convertType & PatternType.LowProbability) > 0)
+                    return generateNRandomNotes(HitObject.StartTime, 0.43, 0.08, 0);
+                return generateNRandomNotes(HitObject.StartTime, 0.56, 0.18, 0);
+            }
+
+            if (ConversionDifficulty > 2.5)
+            {
+                if ((convertType & PatternType.LowProbability) > 0)
+                    return generateNRandomNotes(HitObject.StartTime, 0.3, 0, 0);
+                return generateNRandomNotes(HitObject.StartTime, 0.37, 0.08, 0);
+            }
+
+            if ((convertType & PatternType.LowProbability) > 0)
+                return generateNRandomNotes(HitObject.StartTime, 0.17, 0, 0);
+            return generateNRandomNotes(HitObject.StartTime, 0.27, 0, 0);
+        }
+
+        /// <summary>
+        /// Generates random hold notes that start at an span the same amount of rows.
+        /// </summary>
+        /// <param name="startTime">Start time of each hold note.</param>
+        /// <param name="noteCount">Number of hold notes.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateRandomHoldNotes(double startTime, int noteCount)
+        {
+            // - - - -
+            // ■ - ■ ■
+            // □ - □ □
+            // ■ - ■ ■
+
+            var pattern = new Pattern();
+
+            int usableColumns = AvailableColumns - RandomStart - PreviousPattern.ColumnWithObjects;
+            int nextColumn = Random.Next(RandomStart, AvailableColumns);
+            for (int i = 0; i < Math.Min(usableColumns, noteCount); i++)
+            {
+                while (pattern.ColumnHasObject(nextColumn) || PreviousPattern.ColumnHasObject(nextColumn))  //find available column
+                    nextColumn = Random.Next(RandomStart, AvailableColumns);
+                addToPattern(pattern, nextColumn, startTime, endTime);
+            }
+
+            // This is can't be combined with the above loop due to RNG
+            for (int i = 0; i < noteCount - usableColumns; i++)
+            {
+                while (pattern.ColumnHasObject(nextColumn))
+                    nextColumn = Random.Next(RandomStart, AvailableColumns);
+                addToPattern(pattern, nextColumn, startTime, endTime);
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates random notes, with one note per row and no stacking.
+        /// </summary>
+        /// <param name="startTime">The start time.</param>
+        /// <param name="noteCount">The number of notes.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateRandomNotes(double startTime, int noteCount)
+        {
+            // - - - -
+            // x - - -
+            // - - x -
+            // - - - x
+            // x - - -
+
+            var pattern = new Pattern();
+
+            int nextColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
+            if ((convertType & PatternType.ForceNotStack) > 0 && PreviousPattern.ColumnWithObjects < AvailableColumns)
+            {
+                while (PreviousPattern.ColumnHasObject(nextColumn))
+                    nextColumn = Random.Next(RandomStart, AvailableColumns);
+            }
+
+            int lastColumn = nextColumn;
+            for (int i = 0; i < noteCount; i++)
+            {
+                addToPattern(pattern, nextColumn, startTime, startTime);
+                while (nextColumn == lastColumn)
+                    nextColumn = Random.Next(RandomStart, AvailableColumns);
+
+                lastColumn = nextColumn;
+                startTime += segmentDuration;
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates a stair of notes, with one note per row.
+        /// </summary>
+        /// <param name="startTime">The start time.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateStair(double startTime)
+        {
+            // - - - -
+            // x - - -
+            // - x - -
+            // - - x -
+            // - - - x
+            // - - x -
+            // - x - -
+            // x - - -
+
+            var pattern = new Pattern();
+
+            int column = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
+            bool increasing = Random.NextDouble() > 0.5;
+
+            for (int i = 0; i <= repeatCount; i++)
+            {
+                addToPattern(pattern, column, startTime, startTime);
+                startTime += segmentDuration;
+
+                // Check if we're at the borders of the stage, and invert the pattern if so
+                if (increasing)
+                {
+                    if (column >= AvailableColumns - 1)
+                    {
+                        increasing = false;
+                        column--;
+                    }
+                    else
+                        column++;
+                }
+                else
+                {
+                    if (column <= RandomStart)
+                    {
+                        increasing = true;
+                        column++;
+                    }
+                    else
+                        column--;
+                }
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates random notes with 1-2 notes per row and no stacking.
+        /// </summary>
+        /// <param name="startTime">The start time.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateRandomMultipleNotes(double startTime)
+        {
+            // - - - -
+            // x - - -
+            // - x x -
+            // - - - x
+            // x - x -
+
+            var pattern = new Pattern();
+
+            bool legacy = AvailableColumns >= 4 && AvailableColumns <= 8;
+            int interval = Random.Next(1, AvailableColumns - (legacy ? 1 : 0));
+
+            int nextColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
+            for (int i = 0; i <= repeatCount; i++)
+            {
+                addToPattern(pattern, nextColumn, startTime, startTime);
+
+                nextColumn += interval;
+                if (nextColumn >= AvailableColumns - RandomStart)
+                    nextColumn = nextColumn - AvailableColumns - RandomStart + (legacy ? 1 : 0);
+                nextColumn += RandomStart;
+
+                // If we're in 2K, let's not add many consecutive doubles
+                if (AvailableColumns > 2)
+                    addToPattern(pattern, nextColumn, startTime, startTime);
+
+                nextColumn = Random.Next(RandomStart, AvailableColumns);
+                startTime += segmentDuration;
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates random hold notes. The amount of hold notes generated is determined by probabilities.
+        /// </summary>
+        /// <param name="startTime">The hold note start time.</param>
+        /// <param name="p2">The probability required for 2 hold notes to be generated.</param>
+        /// <param name="p3">The probability required for 3 hold notes to be generated.</param>
+        /// <param name="p4">The probability required for 4 hold notes to be generated.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateNRandomNotes(double startTime, double p2, double p3, double p4)
+        {
+            // - - - -
+            // ■ - ■ ■
+            // □ - □ □
+            // ■ - ■ ■
+
+            switch (AvailableColumns)
+            {
+                case 2:
+                    p2 = 0;
+                    p3 = 0;
+                    p4 = 0;
+                    break;
+                case 3:
+                    p2 = Math.Max(p2, 0.1);
+                    p3 = 0;
+                    p4 = 0;
+                    break;
+                case 4:
+                    p2 = Math.Max(p2, 0.3);
+                    p3 = Math.Max(p3, 0.04);
+                    p4 = 0;
+                    break;
+                case 5:
+                    p2 = Math.Max(p2, 0.34);
+                    p3 = Math.Max(p3, 0.1);
+                    p4 = Math.Max(p4, 0.03);
+                    break;
+            }
+
+            Func<SampleInfo, bool> isDoubleSample = sample => sample.Name == SampleInfo.HIT_CLAP && sample.Name == SampleInfo.HIT_FINISH;
+
+            bool canGenerateTwoNotes = (convertType & PatternType.LowProbability) == 0;
+            canGenerateTwoNotes &= HitObject.Samples.Any(isDoubleSample) || sampleInfoListAt(HitObject.StartTime).Any(isDoubleSample);
+
+            if (canGenerateTwoNotes)
+                p2 = 1;
+
+            return generateRandomHoldNotes(startTime, GetRandomNoteCount(p2, p3, p4));
+        }
+
+        /// <summary>
+        /// Generates tiled hold notes. You can think of this as a stair of hold notes.
+        /// </summary>
+        /// <param name="startTime">The first hold note start time.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateTiledHoldNotes(double startTime)
+        {
+            // - - - -
+            // ■ ■ ■ ■
+            // □ □ □ □
+            // □ □ □ □
+            // □ □ □ ■
+            // □ □ ■ -
+            // □ ■ - -
+            // ■ - - -
+
+            var pattern = new Pattern();
+
+            int columnRepeat = Math.Min(repeatCount, AvailableColumns);
+
+            int nextColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
+            if ((convertType & PatternType.ForceNotStack) > 0 && PreviousPattern.ColumnWithObjects < AvailableColumns)
+            {
+                while (PreviousPattern.ColumnHasObject(nextColumn))
+                    nextColumn = Random.Next(RandomStart, AvailableColumns);
+            }
+
+            for (int i = 0; i < columnRepeat; i++)
+            {
+                while (pattern.ColumnHasObject(nextColumn))
+                    nextColumn = Random.Next(RandomStart, AvailableColumns);
+
+                addToPattern(pattern, nextColumn, startTime, endTime);
+                startTime += segmentDuration;
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates a hold note alongside normal notes.
+        /// </summary>
+        /// <param name="startTime">The start time of notes.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateHoldAndNormalNotes(double startTime)
+        {
+            // - - - -
+            // ■ x x -
+            // ■ - x x
+            // ■ x - x
+            // ■ - x x
+
+            var pattern = new Pattern();
+
+            int holdColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
+            if ((convertType & PatternType.ForceNotStack) > 0 && PreviousPattern.ColumnWithObjects < AvailableColumns)
+            {
+                while (PreviousPattern.ColumnHasObject(holdColumn))
+                    holdColumn = Random.Next(RandomStart, AvailableColumns);
+            }
+
+            // Create the hold note
+            addToPattern(pattern, holdColumn, startTime, endTime);
+
+            int noteCount = 1;
+            if (ConversionDifficulty > 6.5)
+                noteCount = GetRandomNoteCount(0.63, 0);
+            else if (ConversionDifficulty > 4)
+                noteCount = GetRandomNoteCount(AvailableColumns < 6 ? 0.12 : 0.45, 0);
+            else if (ConversionDifficulty > 2.5)
+                noteCount = GetRandomNoteCount(AvailableColumns < 6 ? 0 : 0.24, 0);
+            noteCount = Math.Min(AvailableColumns - 1, noteCount);
+
+            bool ignoreHead = !sampleInfoListAt(startTime).Any(s => s.Name == SampleInfo.HIT_WHISTLE || s.Name == SampleInfo.HIT_FINISH || s.Name == SampleInfo.HIT_CLAP);
+            int nextColumn = Random.Next(RandomStart, AvailableColumns);
+
+            var rowPattern = new Pattern();
+            for (int i = 0; i <= repeatCount; i++)
+            {
+                if (!(ignoreHead && startTime == HitObject.StartTime))
+                {
+                    for (int j = 0; j < noteCount; j++)
+                    {
+                        while (rowPattern.ColumnHasObject(nextColumn) || nextColumn == holdColumn)
+                            nextColumn = Random.Next(RandomStart, AvailableColumns);
+                        addToPattern(rowPattern, nextColumn, startTime, startTime);
+                    }
+                }
+
+                pattern.Add(rowPattern);
+                rowPattern.Clear();
+
+                startTime += segmentDuration;
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Retrieves the sample info list at a point in time.
+        /// </summary>
+        /// <param name="time">The time to retrieve the sample info list from.</param>
+        /// <returns></returns>
+        private SampleInfoList sampleInfoListAt(double time)
+        {
+            var curveData = HitObject as IHasCurve;
+
+            if (curveData == null)
+                return HitObject.Samples;
+
+            double segmentTime = (endTime - HitObject.StartTime) / repeatCount;
+
+            int index = (int)(segmentTime == 0 ? 0 : (time - HitObject.StartTime) / segmentTime);
+            return curveData.RepeatSamples[index];
+        }
+
+        /// <summary>
+        /// Constructs and adds a note to a pattern.
+        /// </summary>
+        /// <param name="pattern">The pattern to add to.</param>
+        /// <param name="column">The column to add the note to.</param>
+        /// <param name="startTime">The start time of the note.</param>
+        /// <param name="endTime">The end time of the note (set to <paramref name="startTime"/> for a non-hold note).</param>
+        private void addToPattern(Pattern pattern, int column, double startTime, double endTime)
+        {
+            ManiaHitObject newObject;
+
+            if (startTime == endTime)
+            {
+                newObject = new Note
+                {
+                    StartTime = startTime,
+                    Samples = sampleInfoListAt(startTime),
+                    Column = column
+                };
+            }
+            else
+            {
+                var holdNote = new HoldNote
+                {
+                    StartTime = startTime,
+                    Column = column,
+                    Duration = endTime - startTime,
+                    Head = { Samples = sampleInfoListAt(startTime) },
+                    Tail = { Samples = sampleInfoListAt(endTime) }
+                };
+
+                newObject = holdNote;
+            }
+
+            pattern.Add(newObject);
+        }
+    }
+}

osu.Game.Rulesets.Mania/Beatmaps/Patterns/Legacy/EndTimeObjectPatternGenerator.cs

@@ -0,0 +1,101 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Mania.MathUtils;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
+using System.Linq;
+using osu.Game.Audio;
+using osu.Game.Rulesets.Mania.Objects;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
+{
+    internal class EndTimeObjectPatternGenerator : PatternGenerator
+    {
+        private readonly double endTime;
+
+        public EndTimeObjectPatternGenerator(FastRandom random, HitObject hitObject, Beatmap beatmap)
+            : base(random, hitObject, beatmap, new Pattern())
+        {
+            var endtimeData = HitObject as IHasEndTime;
+
+            endTime = endtimeData?.EndTime ?? 0;
+        }
+
+        public override Pattern Generate()
+        {
+            var pattern = new Pattern();
+
+            bool generateHold = endTime - HitObject.StartTime >= 100;
+
+            if (AvailableColumns == 8)
+            {
+                if (HitObject.Samples.Any(s => s.Name == SampleInfo.HIT_FINISH) && endTime - HitObject.StartTime < 1000)
+                    addToPattern(pattern, 0, generateHold);
+                else
+                    addToPattern(pattern, getNextRandomColumn(RandomStart), generateHold);
+            }
+            else if (AvailableColumns > 0)
+                addToPattern(pattern, getNextRandomColumn(0), generateHold);
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Picks a random column after a column.
+        /// </summary>
+        /// <param name="start">The starting column.</param>
+        /// <returns>A random column after <paramref name="start"/>.</returns>
+        private int getNextRandomColumn(int start)
+        {
+            int nextColumn = Random.Next(start, AvailableColumns);
+
+            while (PreviousPattern.ColumnHasObject(nextColumn))
+                nextColumn = Random.Next(start, AvailableColumns);
+
+            return nextColumn;
+        }
+
+        /// <summary>
+        /// Constructs and adds a note to a pattern.
+        /// </summary>
+        /// <param name="pattern">The pattern to add to.</param>
+        /// <param name="column">The column to add the note to.</param>
+        /// <param name="holdNote">Whether to add a hold note.</param>
+        private void addToPattern(Pattern pattern, int column, bool holdNote)
+        {
+            ManiaHitObject newObject;
+
+            if (holdNote)
+            {
+                var hold = new HoldNote
+                {
+                    StartTime = HitObject.StartTime,
+                    Column = column,
+                    Duration = endTime - HitObject.StartTime
+                };
+
+                hold.Head.Samples.Add(new SampleInfo
+                {
+                    Name = SampleInfo.HIT_NORMAL
+                });
+
+                hold.Tail.Samples = HitObject.Samples;
+
+                newObject = hold;
+            }
+            else
+            {
+                newObject = new Note
+                {
+                    StartTime = HitObject.StartTime,
+                    Samples = HitObject.Samples,
+                    Column = column
+                };
+            }
+
+            pattern.Add(newObject);
+        }
+    }
+}

osu.Game.Rulesets.Mania/Beatmaps/Patterns/Legacy/HitObjectPatternGenerator.cs

@@ -0,0 +1,404 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using System.Linq;
+using OpenTK;
+using osu.Game.Audio;
+using osu.Game.Beatmaps;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Rulesets.Mania.MathUtils;
+using osu.Game.Rulesets.Mania.Objects;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
+{
+    internal class HitObjectPatternGenerator : PatternGenerator
+    {
+        public PatternType StairType { get; private set; }
+
+        private readonly PatternType convertType;
+
+        public HitObjectPatternGenerator(FastRandom random, HitObject hitObject, Beatmap beatmap, Pattern previousPattern, double previousTime, Vector2 previousPosition, double density, PatternType lastStair)
+            : base(random, hitObject, beatmap, previousPattern)
+        {
+            StairType = lastStair;
+
+            TimingControlPoint timingPoint = beatmap.ControlPointInfo.TimingPointAt(hitObject.StartTime);
+            EffectControlPoint effectPoint = beatmap.ControlPointInfo.EffectPointAt(hitObject.StartTime);
+
+            var positionData = hitObject as IHasPosition;
+
+            float positionSeparation = ((positionData?.Position ?? Vector2.Zero) - previousPosition).Length;
+            double timeSeparation = hitObject.StartTime - previousTime;
+
+            if (timeSeparation <= 125)
+            {
+                // More than 120 BPM
+                convertType |= PatternType.ForceNotStack;
+            }
+
+            if (timeSeparation <= 80)
+            {
+                // More than 187 BPM
+                convertType |= PatternType.ForceNotStack | PatternType.KeepSingle;
+            }
+            else if (timeSeparation <= 95)
+            {
+                // More than 157 BPM
+                convertType |= PatternType.ForceNotStack | PatternType.KeepSingle | lastStair;
+            }
+            else if (timeSeparation <= 105)
+            {
+                // More than 140 BPM
+                convertType |= PatternType.ForceNotStack | PatternType.LowProbability;
+            }
+            else if (timeSeparation <= 125)
+            {
+                // More than 120 BPM
+                convertType |= PatternType.ForceNotStack;
+            }
+            else if (timeSeparation <= 135 && positionSeparation < 20)
+            {
+                // More than 111 BPM stream
+                convertType |= PatternType.Cycle | PatternType.KeepSingle;
+            }
+            else if (timeSeparation <= 150 & positionSeparation < 20)
+            {
+                // More than 100 BPM stream
+                convertType |= PatternType.ForceStack | PatternType.LowProbability;
+            }
+            else if (positionSeparation < 20 && density >= timingPoint.BeatLength / 2.5)
+            {
+                // Low density stream
+                convertType |= PatternType.Reverse | PatternType.LowProbability;
+            }
+            else if (density < timingPoint.BeatLength / 2.5 || effectPoint.KiaiMode)
+            {
+                // High density
+            }
+            else
+                convertType |= PatternType.LowProbability;
+        }
+
+        public override Pattern Generate()
+        {
+            int lastColumn = PreviousPattern.HitObjects.FirstOrDefault()?.Column ?? 0;
+
+            if ((convertType & PatternType.Reverse) > 0 && PreviousPattern.HitObjects.Any())
+            {
+                // Generate a new pattern by copying the last hit objects in reverse-column order
+                var pattern = new Pattern();
+
+                for (int i = RandomStart; i < AvailableColumns; i++)
+                    if (PreviousPattern.ColumnHasObject(i))
+                        addToPattern(pattern, RandomStart + AvailableColumns - i - 1);
+
+                return pattern;
+            }
+
+            if ((convertType & PatternType.Cycle) > 0 && PreviousPattern.HitObjects.Count() == 1
+                // If we convert to 7K + 1, let's not overload the special key
+                && (AvailableColumns != 8 || lastColumn != 0)
+                // Make sure the last column was not the centre column
+                && (AvailableColumns % 2 == 0 || lastColumn != AvailableColumns / 2))
+            {
+                // Generate a new pattern by cycling backwards (similar to Reverse but for only one hit object)
+                var pattern = new Pattern();
+
+                int column = RandomStart + AvailableColumns - lastColumn - 1;
+                addToPattern(pattern, column);
+
+                return pattern;
+            }
+
+            if ((convertType & PatternType.ForceStack) > 0 && PreviousPattern.HitObjects.Any())
+            {
+                // Generate a new pattern by placing on the already filled columns
+                var pattern = new Pattern();
+
+                for (int i = RandomStart; i < AvailableColumns; i++)
+                    if (PreviousPattern.ColumnHasObject(i))
+                        addToPattern(pattern, i);
+
+                return pattern;
+            }
+
+            if ((convertType & PatternType.Stair) > 0 && PreviousPattern.HitObjects.Count() == 1)
+            {
+                // Generate a new pattern by placing on the next column, cycling back to the start if there is no "next"
+                var pattern = new Pattern();
+
+                int targetColumn = lastColumn + 1;
+                if (targetColumn == AvailableColumns)
+                {
+                    targetColumn = RandomStart;
+                    StairType = PatternType.ReverseStair;
+                }
+
+                addToPattern(pattern, targetColumn);
+                return pattern;
+            }
+
+            if ((convertType & PatternType.ReverseStair) > 0 && PreviousPattern.HitObjects.Count() == 1)
+            {
+                // Generate a new pattern by placing on the previous column, cycling back to the end if there is no "previous"
+                var pattern = new Pattern();
+
+                int targetColumn = lastColumn - 1;
+                if (targetColumn == RandomStart - 1)
+                {
+                    targetColumn = AvailableColumns - 1;
+                    StairType = PatternType.Stair;
+                }
+
+                addToPattern(pattern, targetColumn);
+                return pattern;
+            }
+
+            if ((convertType & PatternType.KeepSingle) > 0)
+                return generateRandomNotes(1);
+
+            if ((convertType & PatternType.Mirror) > 0)
+            {
+                if (ConversionDifficulty > 6.5)
+                    return generateRandomPatternWithMirrored(0.12, 0.38, 0.12);
+                if (ConversionDifficulty > 4)
+                    return generateRandomPatternWithMirrored(0.12, 0.17, 0);
+                return generateRandomPatternWithMirrored(0.12, 0, 0);
+            }
+
+            if (ConversionDifficulty > 6.5)
+            {
+                if ((convertType & PatternType.LowProbability) > 0)
+                    return generateRandomPattern(0.78, 0.42, 0, 0);
+                return generateRandomPattern(1, 0.62, 0, 0);
+            }
+
+            if (ConversionDifficulty > 4)
+            {
+                if ((convertType & PatternType.LowProbability) > 0)
+                    return generateRandomPattern(0.35, 0.08, 0, 0);
+                return generateRandomPattern(0.52, 0.15, 0, 0);
+            }
+
+            if (ConversionDifficulty > 2)
+            {
+                if ((convertType & PatternType.LowProbability) > 0)
+                    return generateRandomPattern(0.18, 0, 0, 0);
+                return generateRandomPattern(0.45, 0, 0, 0);
+            }
+
+            return generateRandomPattern(0, 0, 0, 0);
+        }
+
+        /// <summary>
+        /// Generates random notes.
+        /// <para>
+        /// This will generate as many as it can up to <paramref name="noteCount"/>, accounting for
+        /// any stacks if <see cref="convertType"/> is forcing no stacks.
+        /// </para>
+        /// </summary>
+        /// <param name="noteCount">The amount of notes to generate.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateRandomNotes(int noteCount)
+        {
+            var pattern = new Pattern();
+
+            bool allowStacking = (convertType & PatternType.ForceNotStack) == 0;
+
+            if (!allowStacking)
+                noteCount = Math.Min(noteCount, AvailableColumns - RandomStart - PreviousPattern.ColumnWithObjects);
+
+            int nextColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
+            for (int i = 0; i < noteCount; i++)
+            {
+                while (pattern.ColumnHasObject(nextColumn) || PreviousPattern.ColumnHasObject(nextColumn) && !allowStacking)
+                {
+                    if ((convertType & PatternType.Gathered) > 0)
+                    {
+                        nextColumn++;
+                        if (nextColumn == AvailableColumns)
+                            nextColumn = RandomStart;
+                    }
+                    else
+                        nextColumn = Random.Next(RandomStart, AvailableColumns);
+                }
+
+                addToPattern(pattern, nextColumn);
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Whether this hit object can generate a note in the special column.
+        /// </summary>
+        private bool hasSpecialColumn => HitObject.Samples.Any(s => s.Name == SampleInfo.HIT_CLAP) && HitObject.Samples.Any(s => s.Name == SampleInfo.HIT_FINISH);
+
+        /// <summary>
+        /// Generates a random pattern.
+        /// </summary>
+        /// <param name="p2">Probability for 2 notes to be generated.</param>
+        /// <param name="p3">Probability for 3 notes to be generated.</param>
+        /// <param name="p4">Probability for 4 notes to be generated.</param>
+        /// <param name="p5">Probability for 5 notes to be generated.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateRandomPattern(double p2, double p3, double p4, double p5)
+        {
+            var pattern = new Pattern();
+
+            pattern.Add(generateRandomNotes(getRandomNoteCount(p2, p3, p4, p5)));
+
+            if (RandomStart > 0 && hasSpecialColumn)
+                addToPattern(pattern, 0);
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates a random pattern which has both normal and mirrored notes.
+        /// </summary>
+        /// <param name="centreProbability">The probability for a note to be added to the centre column.</param>
+        /// <param name="p2">Probability for 2 notes to be generated.</param>
+        /// <param name="p3">Probability for 3 notes to be generated.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateRandomPatternWithMirrored(double centreProbability, double p2, double p3)
+        {
+            var pattern = new Pattern();
+
+            bool addToCentre;
+            int noteCount = getRandomNoteCountMirrored(centreProbability, p2, p3, out addToCentre);
+
+            int columnLimit = (AvailableColumns % 2 == 0 ? AvailableColumns : AvailableColumns - 1) / 2;
+            int nextColumn = Random.Next(RandomStart, columnLimit);
+            for (int i = 0; i < noteCount; i++)
+            {
+                while (pattern.ColumnHasObject(nextColumn))
+                    nextColumn = Random.Next(RandomStart, columnLimit);
+
+                // Add normal note
+                addToPattern(pattern, nextColumn);
+                // Add mirrored note
+                addToPattern(pattern, RandomStart + AvailableColumns - nextColumn - 1);
+            }
+
+            if (addToCentre)
+                addToPattern(pattern, AvailableColumns / 2);
+
+            if (RandomStart > 0 && hasSpecialColumn)
+                addToPattern(pattern, 0);
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates a count of notes to be generated from a list of probabilities.
+        /// </summary>
+        /// <param name="p2">Probability for 2 notes to be generated.</param>
+        /// <param name="p3">Probability for 3 notes to be generated.</param>
+        /// <param name="p4">Probability for 4 notes to be generated.</param>
+        /// <param name="p5">Probability for 5 notes to be generated.</param>
+        /// <returns>The amount of notes to be generated.</returns>
+        private int getRandomNoteCount(double p2, double p3, double p4, double p5)
+        {
+            switch (AvailableColumns)
+            {
+                case 2:
+                    p2 = 0;
+                    p3 = 0;
+                    p4 = 0;
+                    p5 = 0;
+                    break;
+                case 3:
+                    p2 = Math.Max(p2, 0.1);
+                    p3 = 0;
+                    p4 = 0;
+                    p5 = 0;
+                    break;
+                case 4:
+                    p2 = Math.Max(p2, 0.23);
+                    p3 = Math.Max(p3, 0.04);
+                    p4 = 0;
+                    p5 = 0;
+                    break;
+                case 5:
+                    p3 = Math.Max(p3, 0.15);
+                    p4 = Math.Max(p4, 0.03);
+                    p5 = 0;
+                    break;
+            }
+
+            if (HitObject.Samples.Any(s => s.Name == SampleInfo.HIT_CLAP))
+                p2 = 1;
+
+            return GetRandomNoteCount(p2, p3, p4, p5);
+        }
+
+        /// <summary>
+        /// Generates a count of notes to be generated from a list of probabilities.
+        /// </summary>
+        /// <param name="centreProbability">The probability for a note to be added to the centre column.</param>
+        /// <param name="p2">Probability for 2 notes to be generated.</param>
+        /// <param name="p3">Probability for 3 notes to be generated.</param>
+        /// <param name="addToCentre">Whether to add a note to the centre column.</param>
+        /// <returns>The amount of notes to be generated. The note to be added to the centre column will NOT be part of this count.</returns>
+        private int getRandomNoteCountMirrored(double centreProbability, double p2, double p3, out bool addToCentre)
+        {
+            addToCentre = false;
+
+            if ((convertType & PatternType.ForceNotStack) > 0)
+                return getRandomNoteCount(p2 / 2, p2, (p2 + p3) / 2, p3);
+
+            switch (AvailableColumns)
+            {
+                case 2:
+                    centreProbability = 0;
+                    p2 = 0;
+                    p3 = 0;
+                    break;
+                case 3:
+                    centreProbability = Math.Max(centreProbability, 0.03);
+                    p2 = Math.Max(p2, 0.1);
+                    p3 = 0;
+                    break;
+                case 4:
+                    centreProbability = 0;
+                    p2 = Math.Max(p2 * 2, 0.2);
+                    p3 = 0;
+                    break;
+                case 5:
+                    centreProbability = Math.Max(centreProbability, 0.03);
+                    p3 = 0;
+                    break;
+                case 6:
+                    centreProbability = 0;
+                    p2 = Math.Max(p2 * 2, 0.5);
+                    p3 = Math.Max(p3 * 2, 0.15);
+                    break;
+            }
+
+            double centreVal = Random.NextDouble();
+            int noteCount = GetRandomNoteCount(p2, p3);
+
+            addToCentre = AvailableColumns % 2 != 0 && noteCount != 3 && centreVal > 1 - centreProbability;
+            return noteCount;
+        }
+
+        /// <summary>
+        /// Constructs and adds a note to a pattern.
+        /// </summary>
+        /// <param name="pattern">The pattern to add to.</param>
+        /// <param name="column">The column to add the note to.</param>
+        private void addToPattern(Pattern pattern, int column)
+        {
+            pattern.Add(new Note
+            {
+                StartTime = HitObject.StartTime,
+                Samples = HitObject.Samples,
+                Column = column
+            });
+        }
+    }
+}

osu.Game.Rulesets.Mania/Beatmaps/Patterns/Legacy/PatternGenerator.cs

@@ -0,0 +1,105 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using System.Linq;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Mania.MathUtils;
+using osu.Game.Rulesets.Objects;
+using OpenTK;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
+{
+    /// <summary>
+    /// A pattern generator for legacy hit objects.
+    /// </summary>
+    internal abstract class PatternGenerator : Patterns.PatternGenerator
+    {
+        /// <summary>
+        /// The column index at which to start generating random notes.
+        /// </summary>
+        protected readonly int RandomStart;
+
+        /// <summary>
+        /// The random number generator to use.
+        /// </summary>
+        protected readonly FastRandom Random;
+
+        protected PatternGenerator(FastRandom random, HitObject hitObject, Beatmap beatmap, Pattern previousPattern)
+            : base(hitObject, beatmap, previousPattern)
+        {
+            Random = random;
+
+            RandomStart = AvailableColumns == 8 ? 1 : 0;
+        }
+
+        /// <summary>
+        /// Converts an x-position into a column.
+        /// </summary>
+        /// <param name="position">The x-position.</param>
+        /// <param name="allowSpecial">Whether to treat as 7K + 1.</param>
+        /// <returns>The column.</returns>
+        protected int GetColumn(float position, bool allowSpecial = false)
+        {
+            if (allowSpecial && AvailableColumns == 8)
+            {
+                const float local_x_divisor = 512f / 7;
+                return MathHelper.Clamp((int)Math.Floor(position / local_x_divisor), 0, 6) + 1;
+            }
+
+            float localXDivisor = 512f / AvailableColumns;
+            return MathHelper.Clamp((int)Math.Floor(position / localXDivisor), 0, AvailableColumns - 1);
+        }
+
+        /// <summary>
+        /// Generates a count of notes to be generated from probabilities.
+        /// </summary>
+        /// <param name="p2">Probability for 2 notes to be generated.</param>
+        /// <param name="p3">Probability for 3 notes to be generated.</param>
+        /// <param name="p4">Probability for 4 notes to be generated.</param>
+        /// <param name="p5">Probability for 5 notes to be generated.</param>
+        /// <param name="p6">Probability for 6 notes to be generated.</param>
+        /// <returns>The amount of notes to be generated.</returns>
+        protected int GetRandomNoteCount(double p2, double p3, double p4 = 0, double p5 = 0, double p6 = 0)
+        {
+            double val = Random.NextDouble();
+            if (val >= 1 - p6)
+                return 6;
+            if (val >= 1 - p5)
+                return 5;
+            if (val >= 1 - p4)
+                return 4;
+            if (val >= 1 - p3)
+                return 3;
+            return val >= 1 - p2 ? 2 : 1;
+        }
+
+        private double? conversionDifficulty;
+        /// <summary>
+        /// A difficulty factor used for various conversion methods from osu!stable.
+        /// </summary>
+        protected double ConversionDifficulty
+        {
+            get
+            {
+                if (conversionDifficulty != null)
+                    return conversionDifficulty.Value;
+
+                HitObject lastObject = Beatmap.HitObjects.LastOrDefault();
+                HitObject firstObject = Beatmap.HitObjects.FirstOrDefault();
+
+                double drainTime = (lastObject?.StartTime ?? 0) - (firstObject?.StartTime ?? 0);
+                drainTime -= Beatmap.TotalBreakTime;
+
+                if (drainTime == 0)
+                    drainTime = 10000;
+
+                BeatmapDifficulty difficulty = Beatmap.BeatmapInfo.Difficulty;
+                conversionDifficulty = ((difficulty.DrainRate + MathHelper.Clamp(difficulty.ApproachRate, 4, 7)) / 1.5 + Beatmap.HitObjects.Count / drainTime * 9f) / 38f * 5f / 1.15;
+                conversionDifficulty = Math.Min(conversionDifficulty.Value, 12);
+
+                return conversionDifficulty.Value;
+            }
+        }
+    }
+}

osu.Game.Rulesets.Mania/Beatmaps/Patterns/Legacy/PatternType.cs

@@ -0,0 +1,65 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
+{
+    /// <summary>
+    /// The type of pattern to generate. Used for legacy patterns.
+    /// </summary>
+    [Flags]
+    internal enum PatternType
+    {
+        None = 0,
+        /// <summary>
+        /// Keep the same as last row.
+        /// </summary>
+        ForceStack = 1 << 0,
+        /// <summary>
+        /// Keep different from last row.
+        /// </summary>
+        ForceNotStack = 1 << 1,
+        /// <summary>
+        /// Keep as single note at its original position.
+        /// </summary>
+        KeepSingle = 1 << 2,
+        /// <summary>
+        /// Use a lower random value.
+        /// </summary>
+        LowProbability = 1 << 3,
+        /// <summary>
+        /// Reserved.
+        /// </summary>
+        Alternate = 1 << 4,
+        /// <summary>
+        /// Ignore the repeat count.
+        /// </summary>
+        ForceSigSlider = 1 << 5,
+        /// <summary>
+        /// Convert slider to circle.
+        /// </summary>
+        ForceNotSlider = 1 << 6,
+        /// <summary>
+        /// Notes gathered together.
+        /// </summary>
+        Gathered = 1 << 7,
+        Mirror = 1 << 8,
+        /// <summary>
+        /// Change 0 -> 6.
+        /// </summary>
+        Reverse = 1 << 9,
+        /// <summary>
+        /// 1 -> 5 -> 1 -> 5 like reverse.
+        /// </summary>
+        Cycle = 1 << 10,
+        /// <summary>
+        /// Next note will be at column + 1.
+        /// </summary>
+        Stair = 1 << 11,
+        /// <summary>
+        /// Next note will be at column - 1.
+        /// </summary>
+        ReverseStair = 1 << 12
+    }
+}

osu.Game.Rulesets.Mania/Beatmaps/Patterns/Pattern.cs

@@ -0,0 +1,57 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System.Collections.Generic;
+using System.Linq;
+using osu.Game.Rulesets.Mania.Objects;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns
+{
+    /// <summary>
+    /// Creates a pattern containing hit objects.
+    /// </summary>
+    internal class Pattern
+    {
+        private readonly List<ManiaHitObject> hitObjects = new List<ManiaHitObject>();
+
+        /// <summary>
+        /// All the hit objects contained in this pattern.
+        /// </summary>
+        public IEnumerable<ManiaHitObject> HitObjects => hitObjects;
+
+        /// <summary>
+        /// Check whether a column of this patterns contains a hit object.
+        /// </summary>
+        /// <param name="column">The column index.</param>
+        /// <returns>Whether the column with index <paramref name="column"/> contains a hit object.</returns>
+        public bool ColumnHasObject(int column) => hitObjects.Exists(h => h.Column == column);
+
+        /// <summary>
+        /// Amount of columns taken up by hit objects in this pattern.
+        /// </summary>
+        public int ColumnWithObjects => HitObjects.GroupBy(h => h.Column).Count();
+
+        /// <summary>
+        /// Adds a hit object to this pattern.
+        /// </summary>
+        /// <param name="hitObject">The hit object to add.</param>
+        public void Add(ManiaHitObject hitObject) => hitObjects.Add(hitObject);
+
+        /// <summary>
+        /// Copies hit object from another pattern to this one.
+        /// </summary>
+        /// <param name="other">The other pattern.</param>
+        public void Add(Pattern other) => hitObjects.AddRange(other.HitObjects);
+
+        /// <summary>
+        /// Clears this pattern, removing all hit objects.
+        /// </summary>
+        public void Clear() => hitObjects.Clear();
+
+        /// <summary>
+        /// Removes a hit object from this pattern.
+        /// </summary>
+        /// <param name="hitObject">The hit object to remove.</param>
+        public bool Remove(ManiaHitObject hitObject) => hitObjects.Remove(hitObject);
+    }
+}

osu.Game.Rulesets.Mania/Beatmaps/Patterns/PatternGenerator.cs

@@ -0,0 +1,50 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Objects;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns
+{
+    /// <summary>
+    /// Generator to create a pattern <see cref="Pattern"/> from a hit object.
+    /// </summary>
+    internal abstract class PatternGenerator
+    {
+        /// <summary>
+        /// The number of columns available to create the pattern.
+        /// </summary>
+        protected readonly int AvailableColumns;
+
+        /// <summary>
+        /// The last pattern.
+        /// </summary>
+        protected readonly Pattern PreviousPattern;
+
+        /// <summary>
+        /// The hit object to create the pattern for.
+        /// </summary>
+        protected readonly HitObject HitObject;
+
+        /// <summary>
+        /// The beatmap which <see cref="HitObject"/> is a part of.
+        /// </summary>
+        protected readonly Beatmap Beatmap;
+
+        protected PatternGenerator(HitObject hitObject, Beatmap beatmap, Pattern previousPattern)
+        {
+            PreviousPattern = previousPattern;
+            HitObject = hitObject;
+            Beatmap = beatmap;
+
+            AvailableColumns = (int)Math.Round(beatmap.BeatmapInfo.Difficulty.CircleSize);
+        }
+
+        /// <summary>
+        /// Generates the pattern for <see cref="HitObject"/>, filled with hit objects.
+        /// </summary>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        public abstract Pattern Generate();
+    }
+}

osu.Game.Rulesets.Mania/Judgements/HitWindows.cs

@@ -0,0 +1,199 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Beatmaps;
+
+namespace osu.Game.Rulesets.Mania.Judgements
+{
+    public class HitWindows
+    {
+        #region Constants
+
+        /// <summary>
+        /// PERFECT hit window at OD = 10.
+        /// </summary>
+        private const double perfect_min = 27.8;
+        /// <summary>
+        /// PERFECT hit window at OD = 5.
+        /// </summary>
+        private const double perfect_mid = 38.8;
+        /// <summary>
+        /// PERFECT hit window at OD = 0.
+        /// </summary>
+        private const double perfect_max = 44.8;
+
+        /// <summary>
+        /// GREAT hit window at OD = 10.
+        /// </summary>
+        private const double great_min = 68;
+        /// <summary>
+        /// GREAT hit window at OD = 5.
+        /// </summary>
+        private const double great_mid = 98;
+        /// <summary>
+        /// GREAT hit window at OD = 0.
+        /// </summary>
+        private const double great_max = 128;
+
+        /// <summary>
+        /// GOOD hit window at OD = 10.
+        /// </summary>
+        private const double good_min = 134;
+        /// <summary>
+        /// GOOD hit window at OD = 5.
+        /// </summary>
+        private const double good_mid = 164;
+        /// <summary>
+        /// GOOD hit window at OD = 0.
+        /// </summary>
+        private const double good_max = 194;
+
+        /// <summary>
+        /// OK hit window at OD = 10.
+        /// </summary>
+        private const double ok_min = 194;
+        /// <summary>
+        /// OK hit window at OD = 5.
+        /// </summary>
+        private const double ok_mid = 224;
+        /// <summary>
+        /// OK hit window at OD = 0.
+        /// </summary>
+        private const double ok_max = 254;
+
+        /// <summary>
+        /// BAD hit window at OD = 10.
+        /// </summary>
+        private const double bad_min = 242;
+        /// <summary>
+        /// BAD hit window at OD = 5.
+        /// </summary>
+        private const double bad_mid = 272;
+        /// <summary>
+        /// BAD hit window at OD = 0.
+        /// </summary>
+        private const double bad_max = 302;
+
+        /// <summary>
+        /// MISS hit window at OD = 10.
+        /// </summary>
+        private const double miss_min = 316;
+        /// <summary>
+        /// MISS hit window at OD = 5.
+        /// </summary>
+        private const double miss_mid = 346;
+        /// <summary>
+        /// MISS hit window at OD = 0.
+        /// </summary>
+        private const double miss_max = 376;
+
+        #endregion
+
+        /// <summary>
+        /// Hit window for a PERFECT hit.
+        /// </summary>
+        public double Perfect = perfect_mid;
+
+        /// <summary>
+        /// Hit window for a GREAT hit.
+        /// </summary>
+        public double Great = great_mid;
+
+        /// <summary>
+        /// Hit window for a GOOD hit.
+        /// </summary>
+        public double Good = good_mid;
+
+        /// <summary>
+        /// Hit window for an OK hit.
+        /// </summary>
+        public double Ok = ok_mid;
+
+        /// <summary>
+        /// Hit window for a BAD hit.
+        /// </summary>
+        public double Bad = bad_mid;
+
+        /// <summary>
+        /// Hit window for a MISS hit.
+        /// </summary>
+        public double Miss = miss_mid;
+
+        /// <summary>
+        /// Constructs default hit windows.
+        /// </summary>
+        public HitWindows()
+        {
+        }
+
+        /// <summary>
+        /// Constructs hit windows by fitting a parameter to a 2-part piecewise linear function for each hit window.
+        /// </summary>
+        /// <param name="difficulty">The parameter.</param>
+        public HitWindows(double difficulty)
+        {
+            Perfect = BeatmapDifficulty.DifficultyRange(difficulty, perfect_max, perfect_mid, perfect_min);
+            Great = BeatmapDifficulty.DifficultyRange(difficulty, great_max, great_mid, great_min);
+            Good = BeatmapDifficulty.DifficultyRange(difficulty, good_max, good_mid, good_min);
+            Ok = BeatmapDifficulty.DifficultyRange(difficulty, ok_max, ok_mid, ok_min);
+            Bad = BeatmapDifficulty.DifficultyRange(difficulty, bad_max, bad_mid, bad_min);
+            Miss = BeatmapDifficulty.DifficultyRange(difficulty, miss_max, miss_mid, miss_min);
+        }
+
+        /// <summary>
+        /// Retrieves the hit result for a time offset.
+        /// </summary>
+        /// <param name="hitOffset">The time offset.</param>
+        /// <returns>The hit result, or null if the time offset results in a miss.</returns>
+        public ManiaHitResult? ResultFor(double hitOffset)
+        {
+            if (hitOffset <= Perfect / 2)
+                return ManiaHitResult.Perfect;
+            if (hitOffset <= Great / 2)
+                return ManiaHitResult.Great;
+            if (hitOffset <= Good / 2)
+                return ManiaHitResult.Good;
+            if (hitOffset <= Ok / 2)
+                return ManiaHitResult.Ok;
+            if (hitOffset <= Bad / 2)
+                return ManiaHitResult.Bad;
+            return null;
+        }
+
+        /// <summary>
+        /// Constructs new hit windows which have been multiplied by a value.
+        /// </summary>
+        /// <param name="windows">The original hit windows.</param>
+        /// <param name="value">The value to multiply each hit window by.</param>
+        public static HitWindows operator *(HitWindows windows, double value)
+        {
+            return new HitWindows
+            {
+                Perfect = windows.Perfect * value,
+                Great = windows.Great * value,
+                Good = windows.Good * value,
+                Ok = windows.Ok * value,
+                Bad = windows.Bad * value,
+                Miss = windows.Miss * value
+            };
+        }
+
+        /// <summary>
+        /// Constructs new hit windows which have been divided by a value.
+        /// </summary>
+        /// <param name="windows">The original hit windows.</param>
+        /// <param name="value">The value to divide each hit window by.</param>
+        public static HitWindows operator /(HitWindows windows, double value)
+        {
+            return new HitWindows
+            {
+                Perfect = windows.Perfect / value,
+                Great = windows.Great / value,
+                Good = windows.Good / value,
+                Ok = windows.Ok / value,
+                Bad = windows.Bad / value,
+                Miss = windows.Miss / value
+            };
+        }
+    }
+}

osu.Game.Rulesets.Mania/Judgements/HoldNoteTailJudgement.cs

@@ -0,0 +1,37 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+namespace osu.Game.Rulesets.Mania.Judgements
+{
+    public class HoldNoteTailJudgement : ManiaJudgement
+    {
+        /// <summary>
+        /// Whether the hold note has been released too early and shouldn't give full score for the release.
+        /// </summary>
+        public bool HasBroken;
+
+        public override int NumericResultForScore(ManiaHitResult result)
+        {
+            switch (result)
+            {
+                default:
+                    return base.NumericResultForScore(result);
+                case ManiaHitResult.Great:
+                case ManiaHitResult.Perfect:
+                    return base.NumericResultForScore(HasBroken ? ManiaHitResult.Good : result);
+            }
+        }
+
+        public override int NumericResultForAccuracy(ManiaHitResult result)
+        {
+            switch (result)
+            {
+                default:
+                    return base.NumericResultForAccuracy(result);
+                case ManiaHitResult.Great:
+                case ManiaHitResult.Perfect:
+                    return base.NumericResultForAccuracy(HasBroken ? ManiaHitResult.Good : result);
+            }
+        }
+    }
+}

osu.Game.Rulesets.Mania/Judgements/HoldNoteTickJudgement.cs

@@ -0,0 +1,13 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+namespace osu.Game.Rulesets.Mania.Judgements
+{
+    public class HoldNoteTickJudgement : ManiaJudgement
+    {
+        public override bool AffectsCombo => false;
+
+        public override int NumericResultForScore(ManiaHitResult result) => 20;
+        public override int NumericResultForAccuracy(ManiaHitResult result) => 0; // Don't count ticks into accuracy
+    }
+}

osu.Game.Rulesets.Mania/Judgements/ManiaHitResult.cs

@@ -0,0 +1,21 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System.ComponentModel;
+
+namespace osu.Game.Rulesets.Mania.Judgements
+{
+    public enum ManiaHitResult
+    {
+        [Description("PERFECT")]
+        Perfect,
+        [Description("GREAT")]
+        Great,
+        [Description("GOOD")]
+        Good,
+        [Description("OK")]
+        Ok,
+        [Description("BAD")]
+        Bad
+    }
+}

osu.Game.Rulesets.Mania/Judgements/ManiaJudgement.cs

@@ -2,13 +2,81 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using osu.Game.Rulesets.Judgements;
+using osu.Game.Rulesets.Objects.Drawables;
 
 namespace osu.Game.Rulesets.Mania.Judgements
 {
     public class ManiaJudgement : Judgement
     {
+        /// <summary>
+        /// The maximum possible hit result.
+        /// </summary>
+        public const ManiaHitResult MAX_HIT_RESULT = ManiaHitResult.Perfect;
+
+        /// <summary>
+        /// The result value for the combo portion of the score.
+        /// </summary>
+        public int ResultValueForScore => Result == HitResult.Miss ? 0 : NumericResultForScore(ManiaResult);
+
+        /// <summary>
+        /// The result value for the accuracy portion of the score.
+        /// </summary>
+        public int ResultValueForAccuracy => Result == HitResult.Miss ? 0 : NumericResultForAccuracy(ManiaResult);
+
+        /// <summary>
+        /// The maximum result value for the combo portion of the score.
+        /// </summary>
+        public int MaxResultValueForScore => NumericResultForScore(MAX_HIT_RESULT);
+
+        /// <summary>
+        /// The maximum result value for the accuracy portion of the score.
+        /// </summary>
+        public int MaxResultValueForAccuracy => NumericResultForAccuracy(MAX_HIT_RESULT);
+
         public override string ResultString => string.Empty;
 
         public override string MaxResultString => string.Empty;
+
+        /// <summary>
+        /// The hit result.
+        /// </summary>
+        public ManiaHitResult ManiaResult;
+
+        public virtual int NumericResultForScore(ManiaHitResult result)
+        {
+            switch (result)
+            {
+                default:
+                    return 0;
+                case ManiaHitResult.Bad:
+                    return 50;
+                case ManiaHitResult.Ok:
+                    return 100;
+                case ManiaHitResult.Good:
+                    return 200;
+                case ManiaHitResult.Great:
+                case ManiaHitResult.Perfect:
+                    return 300;
+            }
+        }
+
+        public virtual int NumericResultForAccuracy(ManiaHitResult result)
+        {
+            switch (result)
+            {
+                default:
+                    return 0;
+                case ManiaHitResult.Bad:
+                    return 50;
+                case ManiaHitResult.Ok:
+                    return 100;
+                case ManiaHitResult.Good:
+                    return 200;
+                case ManiaHitResult.Great:
+                    return 300;
+                case ManiaHitResult.Perfect:
+                    return 305;
+            }
+        }
     }
 }

osu.Game.Rulesets.Mania/ManiaDifficultyCalculator.cs

@@ -9,7 +9,7 @@ using System.Collections.Generic;
 
 namespace osu.Game.Rulesets.Mania
 {
-    public class ManiaDifficultyCalculator : DifficultyCalculator<ManiaBaseHit>
+    public class ManiaDifficultyCalculator : DifficultyCalculator<ManiaHitObject>
     {
         public ManiaDifficultyCalculator(Beatmap beatmap)
             : base(beatmap)
@@ -21,6 +21,6 @@ namespace osu.Game.Rulesets.Mania
             return 0;
         }
 
-        protected override BeatmapConverter<ManiaBaseHit> CreateBeatmapConverter() => new ManiaBeatmapConverter();
+        protected override BeatmapConverter<ManiaHitObject> CreateBeatmapConverter() => new ManiaBeatmapConverter();
     }
 }

osu.Game.Rulesets.Mania/ManiaRuleset.cs

@@ -16,7 +16,7 @@ namespace osu.Game.Rulesets.Mania
 {
     public class ManiaRuleset : Ruleset
     {
-        public override HitRenderer CreateHitRendererWith(WorkingBeatmap beatmap) => new ManiaHitRenderer(beatmap);
+        public override HitRenderer CreateHitRendererWith(WorkingBeatmap beatmap, bool isForCurrentRuleset) => new ManiaHitRenderer(beatmap, isForCurrentRuleset);
 
         public override IEnumerable<Mod> GetModsFor(ModType type)
         {
@@ -27,7 +27,14 @@ namespace osu.Game.Rulesets.Mania
                     {
                         new ManiaModEasy(),
                         new ManiaModNoFail(),
-                        new ManiaModHalfTime(),
+                        new MultiMod
+                        {
+                            Mods = new Mod[]
+                            {
+                                new ManiaModHalfTime(),
+                                new ManiaModDaycore(),
+                            },
+                        },
                     };
 
                 case ModType.DifficultyIncrease:
@@ -89,6 +96,7 @@ namespace osu.Game.Rulesets.Mania
                                 new ModCinema(),
                             },
                         },
+                        new ManiaModGravity()
                     };
 
                 default:

osu.Game.Rulesets.Mania/MathUtils/FastRandom.cs

@@ -0,0 +1,91 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+
+namespace osu.Game.Rulesets.Mania.MathUtils
+{
+    /// <summary>
+    /// A PRNG specified in http://heliosphan.org/fastrandom.html.
+    /// </summary>
+    internal class FastRandom
+    {
+        private const double uint_to_real = 1.0 / (uint.MaxValue + 1.0);
+        private const uint int_mask = 0x7FFFFFFF;
+        private const uint y = 842502087;
+        private const uint z = 3579807591;
+        private const uint w = 273326509;
+        private uint _x, _y = y, _z = z, _w = w;
+
+        public FastRandom(int seed)
+        {
+            _x = (uint)seed;
+        }
+
+        public FastRandom()
+            : this(Environment.TickCount)
+        {
+        }
+
+        /// <summary>
+        /// Generates a random unsigned integer within the range [<see cref="uint.MinValue"/>, <see cref="uint.MaxValue"/>).
+        /// </summary>
+        /// <returns>The random value.</returns>
+        public uint NextUInt()
+        {
+            uint t = _x ^ _x << 11;
+            _x = _y;
+            _y = _z;
+            _z = _w;
+            return _w = _w ^ _w >> 19 ^ t ^ t >> 8;
+        }
+
+        /// <summary>
+        /// Generates a random integer value within the range [0, <see cref="int.MaxValue"/>).
+        /// </summary>
+        /// <returns>The random value.</returns>
+        public int Next() => (int)(int_mask & NextUInt());
+
+        /// <summary>
+        /// Generates a random integer value within the range [0, <paramref name="upperBound"/>).
+        /// </summary>
+        /// <param name="upperBound">The upper bound.</param>
+        /// <returns>The random value.</returns>
+        public int Next(int upperBound) => (int)(NextDouble() * upperBound);
+
+        /// <summary>
+        /// Generates a random integer value within the range [<paramref name="lowerBound"/>, <paramref name="upperBound"/>).
+        /// </summary>
+        /// <param name="lowerBound">The lower bound of the range.</param>
+        /// <param name="upperBound">The upper bound of the range.</param>
+        /// <returns>The random value.</returns>
+        public int Next(int lowerBound, int upperBound) => (int)(lowerBound + NextDouble() * (upperBound - lowerBound));
+
+        /// <summary>
+        /// Generates a random double value within the range [0, 1).
+        /// </summary>
+        /// <returns>The random value.</returns>
+        public double NextDouble() => uint_to_real * NextUInt();
+
+        private uint bitBuffer;
+        private int bitIndex = 32;
+
+        /// <summary>
+        /// Generates a reandom boolean value. Cached such that a random value is only generated once in every 32 calls.
+        /// </summary>
+        /// <returns>The random value.</returns>
+        public bool NextBool()
+        {
+            if (bitIndex == 32)
+            {
+                bitBuffer = NextUInt();
+                bitIndex = 1;
+
+                return (bitBuffer & 1) == 1;
+            }
+
+            bitIndex++;
+            return ((bitBuffer >>= 1) & 1) == 1;
+        }
+    }
+}

osu.Game.Rulesets.Mania/Mods/IGenerateSpeedAdjustments.cs

@@ -0,0 +1,23 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System.Collections.Generic;
+using osu.Game.Rulesets.Mania.UI;
+using osu.Game.Rulesets.Timing;
+
+namespace osu.Game.Rulesets.Mania.Mods
+{
+    /// <summary>
+    /// A type of mod which generates speed adjustments that scroll the hit objects and bar lines.
+    /// </summary>
+    internal interface IGenerateSpeedAdjustments
+    {
+        /// <summary>
+        /// Applies this mod to a hit renderer.
+        /// </summary>
+        /// <param name="hitRenderer">The hit renderer to apply to.</param>
+        /// <param name="hitObjectTimingChanges">The per-column list of speed adjustments for hit objects.</param>
+        /// <param name="barlineTimingChanges">The list of speed adjustments for bar lines.</param>
+        void ApplyToHitRenderer(ManiaHitRenderer hitRenderer, ref List<SpeedAdjustmentContainer>[] hitObjectTimingChanges, ref List<SpeedAdjustmentContainer> barlineTimingChanges);
+    }
+}

osu.Game.Rulesets.Mania/Mods/ManiaMod.cs

@@ -34,6 +34,11 @@ namespace osu.Game.Rulesets.Mania.Mods
 
     }
 
+    public class ManiaModDaycore : ModDaycore
+    {
+        public override double ScoreMultiplier => 0.3;
+    }
+
     public class ManiaModDoubleTime : ModDoubleTime
     {
         public override double ScoreMultiplier => 1.0;
@@ -64,6 +69,7 @@ namespace osu.Game.Rulesets.Mania.Mods
     {
         public override string Name => "FadeIn";
         public override FontAwesome Icon => FontAwesome.fa_osu_mod_hidden;
+        public override ModType Type => ModType.DifficultyIncrease;
         public override double ScoreMultiplier => 1;
         public override bool Ranked => true;
         public override Type[] IncompatibleMods => new[] { typeof(ModFlashlight) };

osu.Game.Rulesets.Mania/Mods/ManiaModGravity.cs

@@ -0,0 +1,46 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System.Collections.Generic;
+using osu.Game.Rulesets.Mania.Objects;
+using osu.Game.Rulesets.Mania.UI;
+using osu.Game.Rulesets.Mods;
+using osu.Game.Graphics;
+using osu.Game.Rulesets.Mania.Timing;
+using osu.Game.Rulesets.Timing;
+using osu.Game.Rulesets.Mania.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Mania.Mods
+{
+    public class ManiaModGravity : Mod, IGenerateSpeedAdjustments
+    {
+        public override string Name => "Gravity";
+
+        public override double ScoreMultiplier => 0;
+
+        public override FontAwesome Icon => FontAwesome.fa_sort_desc;
+
+        public void ApplyToHitRenderer(ManiaHitRenderer hitRenderer, ref List<SpeedAdjustmentContainer>[] hitObjectTimingChanges, ref List<SpeedAdjustmentContainer> barlineTimingChanges)
+        {
+            // We have to generate one speed adjustment per hit object for gravity
+            foreach (ManiaHitObject obj in hitRenderer.Objects)
+            {
+                MultiplierControlPoint controlPoint = hitRenderer.CreateControlPointAt(obj.StartTime);
+                // Beat length has too large of an effect for gravity, so we'll force it to a constant value for now
+                controlPoint.TimingPoint.BeatLength = 1000;
+
+                hitObjectTimingChanges[obj.Column].Add(new ManiaSpeedAdjustmentContainer(controlPoint, ScrollingAlgorithm.Gravity));
+            }
+
+            // Like with hit objects, we need to generate one speed adjustment per bar line
+            foreach (DrawableBarLine barLine in hitRenderer.BarLines)
+            {
+                var controlPoint = hitRenderer.CreateControlPointAt(barLine.HitObject.StartTime);
+                // Beat length has too large of an effect for gravity, so we'll force it to a constant value for now
+                controlPoint.TimingPoint.BeatLength = 1000;
+
+                barlineTimingChanges.Add(new ManiaSpeedAdjustmentContainer(controlPoint, ScrollingAlgorithm.Gravity));
+            }
+        }
+    }
+}

osu.Game.Rulesets.Mania/Objects/BarLine.cs

@@ -0,0 +1,21 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Beatmaps.ControlPoints;
+
+namespace osu.Game.Rulesets.Mania.Objects
+{
+    public class BarLine : ManiaHitObject
+    {
+        /// <summary>
+        /// The control point which this bar line is part of.
+        /// </summary>
+        public TimingControlPoint ControlPoint;
+
+        /// <summary>
+        /// The index of the beat which this bar line represents within the control point.
+        /// This is a "major" bar line if <see cref="BeatIndex"/> % <see cref="TimingControlPoint.TimeSignature"/> == 0.
+        /// </summary>
+        public int BeatIndex;
+    }
+}

osu.Game.Rulesets.Mania/Objects/Drawable/DrawableNote.cs

@@ -1,36 +0,0 @@
-// Copyright (c) 2007-2017 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.Graphics.Sprites;
-using osu.Framework.Graphics.Textures;
-using osu.Framework.Graphics.Transforms;
-using osu.Framework.Graphics;
-using OpenTK;
-
-namespace osu.Game.Rulesets.Mania.Objects.Drawable
-{
-    public class DrawableNote : Sprite
-    {
-        private readonly ManiaBaseHit note;
-
-        public DrawableNote(ManiaBaseHit note)
-        {
-            this.note = note;
-            Origin = Anchor.Centre;
-            Scale = new Vector2(0.1f);
-        }
-
-        [BackgroundDependencyLoader]
-        private void load(TextureStore textures)
-        {
-            Texture = textures.Get(@"Menu/logo");
-
-            const double duration = 0;
-
-            Transforms.Add(new TransformPositionY { StartTime = note.StartTime - 200, EndTime = note.StartTime, StartValue = -0.1f, EndValue = 0.9f });
-            Transforms.Add(new TransformAlpha { StartTime = note.StartTime + duration + 200, EndTime = note.StartTime + duration + 400, StartValue = 1, EndValue = 0 });
-            Expire(true);
-        }
-    }
-}

osu.Game.Rulesets.Mania/Objects/Drawables/DrawableBarLine.cs

@@ -0,0 +1,74 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using OpenTK;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Shapes;
+using osu.Game.Rulesets.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables
+{
+    /// <summary>
+    /// Visualises a <see cref="BarLine"/>. Although this derives DrawableManiaHitObject,
+    /// this does not handle input/sound like a normal hit object.
+    /// </summary>
+    public class DrawableBarLine : DrawableManiaHitObject<BarLine>
+    {
+        /// <summary>
+        /// Height of major bar line triangles.
+        /// </summary>
+        private const float triangle_height = 12;
+
+        /// <summary>
+        /// Offset of the major bar line triangles from the sides of the bar line.
+        /// </summary>
+        private const float triangle_offset = 9;
+
+        public DrawableBarLine(BarLine barLine)
+            : base(barLine)
+        {
+            RelativeSizeAxes = Axes.X;
+            Height = 1;
+
+            Add(new Box
+            {
+                Name = "Bar line",
+                Anchor = Anchor.BottomCentre,
+                Origin = Anchor.BottomCentre,
+                RelativeSizeAxes = Axes.Both,
+            });
+
+            bool isMajor = barLine.BeatIndex % (int)barLine.ControlPoint.TimeSignature == 0;
+
+            if (isMajor)
+            {
+                Add(new EquilateralTriangle
+                {
+                    Name = "Left triangle",
+                    Anchor = Anchor.BottomLeft,
+                    Origin = Anchor.TopCentre,
+                    Size = new Vector2(triangle_height),
+                    X = -triangle_offset,
+                    Rotation = 90
+                });
+
+                Add(new EquilateralTriangle
+                {
+                    Name = "Right triangle",
+                    Anchor = Anchor.BottomRight,
+                    Origin = Anchor.TopCentre,
+                    Size = new Vector2(triangle_height),
+                    X = triangle_offset,
+                    Rotation = -90
+                });
+            }
+
+            if (!isMajor && barLine.BeatIndex % 2 == 1)
+                Alpha = 0.2f;
+        }
+
+        protected override void UpdateState(ArmedState state)
+        {
+        }
+    }
+}

osu.Game.Rulesets.Mania/Objects/Drawables/DrawableHoldNote.cs

@@ -0,0 +1,238 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Rulesets.Objects.Drawables;
+using osu.Framework.Graphics;
+using osu.Game.Rulesets.Mania.Objects.Drawables.Pieces;
+using OpenTK.Graphics;
+using osu.Framework.Configuration;
+using OpenTK.Input;
+using osu.Framework.Input;
+using OpenTK;
+using osu.Framework.Graphics.Containers;
+using osu.Game.Rulesets.Mania.Judgements;
+using osu.Framework.Extensions.IEnumerableExtensions;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables
+{
+    /// <summary>
+    /// Visualises a <see cref="HoldNote"/> hit object.
+    /// </summary>
+    public class DrawableHoldNote : DrawableManiaHitObject<HoldNote>
+    {
+        private readonly DrawableNote head;
+        private readonly DrawableNote tail;
+
+        private readonly BodyPiece bodyPiece;
+        private readonly Container<DrawableHoldNoteTick> tickContainer;
+
+        /// <summary>
+        /// Time at which the user started holding this hold note. Null if the user is not holding this hold note.
+        /// </summary>
+        private double? holdStartTime;
+
+        /// <summary>
+        /// Whether the hold note has been released too early and shouldn't give full score for the release.
+        /// </summary>
+        private bool hasBroken;
+
+        public DrawableHoldNote(HoldNote hitObject, Bindable<Key> key = null)
+            : base(hitObject, key)
+        {
+            RelativeSizeAxes = Axes.Both;
+            Height = (float)HitObject.Duration;
+
+            AddRange(new Drawable[]
+            {
+                // For now the body piece covers the entire height of the container
+                // whereas possibly in the future we don't want to extend under the head/tail.
+                // This will be fixed when new designs are given or the current design is finalized.
+                bodyPiece = new BodyPiece
+                {
+                    Anchor = Anchor.TopCentre,
+                    Origin = Anchor.TopCentre,
+                },
+                tickContainer = new Container<DrawableHoldNoteTick>
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    RelativeChildOffset = new Vector2(0, (float)HitObject.StartTime),
+                    RelativeChildSize = new Vector2(1, (float)HitObject.Duration)
+                },
+                head = new DrawableHeadNote(this, key)
+                {
+                    Anchor = Anchor.TopCentre,
+                    Origin = Anchor.TopCentre
+                },
+                tail = new DrawableTailNote(this, key)
+                {
+                    Anchor = Anchor.BottomCentre,
+                    Origin = Anchor.TopCentre
+                }
+            });
+
+            foreach (var tick in HitObject.Ticks)
+            {
+                var drawableTick = new DrawableHoldNoteTick(tick)
+                {
+                    HoldStartTime = () => holdStartTime
+                };
+
+                tickContainer.Add(drawableTick);
+                AddNested(drawableTick);
+            }
+
+            AddNested(head);
+            AddNested(tail);
+        }
+
+        public override Color4 AccentColour
+        {
+            get { return base.AccentColour; }
+            set
+            {
+                if (base.AccentColour == value)
+                    return;
+                base.AccentColour = value;
+
+                tickContainer.Children.ForEach(t => t.AccentColour = value);
+
+                bodyPiece.AccentColour = value;
+                head.AccentColour = value;
+                tail.AccentColour = value;
+            }
+        }
+
+        protected override void UpdateState(ArmedState state)
+        {
+        }
+
+        protected override bool OnKeyDown(InputState state, KeyDownEventArgs args)
+        {
+            // Make sure the keypress happened within the body of the hold note
+            if (Time.Current < HitObject.StartTime || Time.Current > HitObject.EndTime)
+                return false;
+
+            if (args.Key != Key)
+                return false;
+
+            if (args.Repeat)
+                return false;
+
+            // The user has pressed during the body of the hold note, after the head note and its hit windows have passed
+            // and within the limited range of the above if-statement. This state will be managed by the head note if the
+            // user has pressed during the hit windows of the head note.
+            holdStartTime = Time.Current;
+
+            return true;
+        }
+
+        protected override bool OnKeyUp(InputState state, KeyUpEventArgs args)
+        {
+            // Make sure that the user started holding the key during the hold note
+            if (!holdStartTime.HasValue)
+                return false;
+
+            if (args.Key != Key)
+                return false;
+
+            holdStartTime = null;
+
+            // If the key has been released too early, the user should not receive full score for the release
+            if (!tail.Judged)
+                hasBroken = true;
+
+            return true;
+        }
+
+        /// <summary>
+        /// The head note of a hold.
+        /// </summary>
+        private class DrawableHeadNote : DrawableNote
+        {
+            private readonly DrawableHoldNote holdNote;
+
+            public DrawableHeadNote(DrawableHoldNote holdNote, Bindable<Key> key = null)
+                : base(holdNote.HitObject.Head, key)
+            {
+                this.holdNote = holdNote;
+
+                RelativePositionAxes = Axes.None;
+                Y = 0;
+            }
+
+            protected override bool OnKeyDown(InputState state, KeyDownEventArgs args)
+            {
+                if (!base.OnKeyDown(state, args))
+                    return false;
+
+                // We only want to trigger a holding state from the head if the head has received a judgement
+                if (!Judged)
+                    return false;
+
+                // If the key has been released too early, the user should not receive full score for the release
+                if (Judgement.Result == HitResult.Miss)
+                    holdNote.hasBroken = true;
+
+                // The head note also handles early hits before the body, but we want accurate early hits to count as the body being held
+                // The body doesn't handle these early early hits, so we have to explicitly set the holding state here
+                holdNote.holdStartTime = Time.Current;
+
+                return true;
+            }
+        }
+
+        /// <summary>
+        /// The tail note of a hold.
+        /// </summary>
+        private class DrawableTailNote : DrawableNote
+        {
+            private readonly DrawableHoldNote holdNote;
+
+            public DrawableTailNote(DrawableHoldNote holdNote, Bindable<Key> key = null)
+                : base(holdNote.HitObject.Tail, key)
+            {
+                this.holdNote = holdNote;
+
+                RelativePositionAxes = Axes.None;
+                Y = 0;
+            }
+
+            protected override ManiaJudgement CreateJudgement() => new HoldNoteTailJudgement();
+
+            protected override void CheckJudgement(bool userTriggered)
+            {
+                base.CheckJudgement(userTriggered);
+
+                var tailJudgement = Judgement as HoldNoteTailJudgement;
+                if (tailJudgement == null)
+                    return;
+
+                tailJudgement.HasBroken = holdNote.hasBroken;
+            }
+
+            protected override bool OnKeyUp(InputState state, KeyUpEventArgs args)
+            {
+                // Make sure that the user started holding the key during the hold note
+                if (!holdNote.holdStartTime.HasValue)
+                    return false;
+
+                if (Judgement.Result != HitResult.None)
+                    return false;
+
+                if (args.Key != Key)
+                    return false;
+
+                UpdateJudgement(true);
+
+                // Handled by the hold note, which will set holding = false
+                return false;
+            }
+
+            protected override bool OnKeyDown(InputState state, KeyDownEventArgs args)
+            {
+                // Tail doesn't handle key down
+                return false;
+            }
+        }
+    }
+}

osu.Game.Rulesets.Mania/Objects/Drawables/DrawableHoldNoteTick.cs

@@ -0,0 +1,121 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using OpenTK;
+using OpenTK.Graphics;
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Game.Rulesets.Mania.Judgements;
+using osu.Game.Rulesets.Objects.Drawables;
+using osu.Framework.Graphics.Shapes;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables
+{
+    /// <summary>
+    /// Visualises a <see cref="HoldNoteTick"/> hit object.
+    /// </summary>
+    public class DrawableHoldNoteTick : DrawableManiaHitObject<HoldNoteTick>
+    {
+        /// <summary>
+        /// References the time at which the user started holding the hold note.
+        /// </summary>
+        public Func<double?> HoldStartTime;
+
+        /// <summary>
+        /// References whether the user is currently holding the hold note.
+        /// </summary>
+        public Func<bool> IsHolding;
+
+        private readonly Container glowContainer;
+
+        public DrawableHoldNoteTick(HoldNoteTick hitObject)
+            : base(hitObject)
+        {
+            Anchor = Anchor.TopCentre;
+            Origin = Anchor.TopCentre;
+
+            RelativeSizeAxes = Axes.X;
+            Size = new Vector2(1);
+
+            Children = new[]
+            {
+                glowContainer = new CircularContainer
+                {
+                    Anchor = Anchor.TopCentre,
+                    Origin = Anchor.TopCentre,
+                    RelativeSizeAxes = Axes.Both,
+                    Masking = true,
+                    Children = new[]
+                    {
+                        new Box
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                            Alpha = 0,
+                            AlwaysPresent = true
+                        }
+                    }
+                }
+            };
+
+            // Set the default glow
+            AccentColour = Color4.White;
+        }
+
+        public override Color4 AccentColour
+        {
+            get { return base.AccentColour; }
+            set
+            {
+                base.AccentColour = value;
+
+                glowContainer.EdgeEffect = new EdgeEffectParameters
+                {
+                    Type = EdgeEffectType.Glow,
+                    Radius = 2f,
+                    Roundness = 15f,
+                    Colour = value.Opacity(0.3f)
+                };
+            }
+        }
+
+        protected override ManiaJudgement CreateJudgement() => new HoldNoteTickJudgement();
+
+        protected override void CheckJudgement(bool userTriggered)
+        {
+            if (!userTriggered)
+                return;
+
+            if (Time.Current < HitObject.StartTime)
+                return;
+
+            if (HoldStartTime?.Invoke() > HitObject.StartTime)
+                return;
+
+            Judgement.ManiaResult = ManiaHitResult.Perfect;
+            Judgement.Result = HitResult.Hit;
+        }
+
+        protected override void UpdateState(ArmedState state)
+        {
+            switch (State)
+            {
+                case ArmedState.Hit:
+                    AccentColour = Color4.Green;
+                    break;
+            }
+        }
+
+        protected override void Update()
+        {
+            if (Judgement.Result != HitResult.None)
+                return;
+
+            if (IsHolding?.Invoke() != true)
+                return;
+
+            UpdateJudgement(true);
+        }
+    }
+}

osu.Game.Rulesets.Mania/Objects/Drawables/DrawableManiaHitObject.cs

@@ -0,0 +1,48 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using OpenTK.Graphics;
+using OpenTK.Input;
+using osu.Framework.Configuration;
+using osu.Framework.Graphics;
+using osu.Game.Rulesets.Mania.Judgements;
+using osu.Game.Rulesets.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables
+{
+    public abstract class DrawableManiaHitObject<TObject> : DrawableScrollingHitObject<ManiaHitObject, ManiaJudgement>
+        where TObject : ManiaHitObject
+    {
+        /// <summary>
+        /// The key that will trigger input for this hit object.
+        /// </summary>
+        protected Bindable<Key> Key { get; private set; } = new Bindable<Key>();
+
+        public new TObject HitObject;
+
+        protected DrawableManiaHitObject(TObject hitObject, Bindable<Key> key = null)
+            : base(hitObject)
+        {
+            HitObject = hitObject;
+
+            if (key != null)
+                Key.BindTo(key);
+
+            RelativePositionAxes = Axes.Y;
+            Y = (float)HitObject.StartTime;
+        }
+
+        public override Color4 AccentColour
+        {
+            get { return base.AccentColour; }
+            set
+            {
+                if (base.AccentColour == value)
+                    return;
+                base.AccentColour = value;
+            }
+        }
+
+        protected override ManiaJudgement CreateJudgement() => new ManiaJudgement();
+    }
+}

osu.Game.Rulesets.Mania/Objects/Drawables/DrawableNote.cs

@@ -0,0 +1,98 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using OpenTK.Graphics;
+using OpenTK.Input;
+using osu.Framework.Configuration;
+using osu.Framework.Graphics;
+using osu.Framework.Input;
+using osu.Game.Rulesets.Mania.Judgements;
+using osu.Game.Rulesets.Mania.Objects.Drawables.Pieces;
+using osu.Game.Rulesets.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables
+{
+    /// <summary>
+    /// Visualises a <see cref="Note"/> hit object.
+    /// </summary>
+    public class DrawableNote : DrawableManiaHitObject<Note>
+    {
+        private readonly NotePiece headPiece;
+
+        public DrawableNote(Note hitObject, Bindable<Key> key = null)
+            : base(hitObject, key)
+        {
+            RelativeSizeAxes = Axes.X;
+            Height = 100;
+
+            Add(headPiece = new NotePiece
+            {
+                Anchor = Anchor.TopCentre,
+                Origin = Anchor.TopCentre
+            });
+        }
+
+        public override Color4 AccentColour
+        {
+            get { return base.AccentColour; }
+            set
+            {
+                if (base.AccentColour == value)
+                    return;
+                base.AccentColour = value;
+
+                headPiece.AccentColour = value;
+            }
+        }
+
+        protected override void CheckJudgement(bool userTriggered)
+        {
+            if (!userTriggered)
+            {
+                if (Judgement.TimeOffset > HitObject.HitWindows.Bad / 2)
+                    Judgement.Result = HitResult.Miss;
+                return;
+            }
+
+            double offset = Math.Abs(Judgement.TimeOffset);
+
+            if (offset > HitObject.HitWindows.Miss / 2)
+                return;
+
+            ManiaHitResult? tmpResult = HitObject.HitWindows.ResultFor(offset);
+
+            if (tmpResult.HasValue)
+            {
+                Judgement.Result = HitResult.Hit;
+                Judgement.ManiaResult = tmpResult.Value;
+            }
+            else
+                Judgement.Result = HitResult.Miss;
+        }
+
+        protected override void UpdateState(ArmedState state)
+        {
+            switch (State)
+            {
+                case ArmedState.Hit:
+                    Colour = Color4.Green;
+                    break;
+            }
+        }
+
+        protected override bool OnKeyDown(InputState state, KeyDownEventArgs args)
+        {
+            if (Judgement.Result != HitResult.None)
+                return false;
+
+            if (args.Key != Key)
+                return false;
+
+            if (args.Repeat)
+                return false;
+
+            return UpdateJudgement(true);
+        }
+    }
+}