From 1f48cfb79af0a821832b5c92750e13470a71d4ec Mon Sep 17 00:00:00 2001
From: tgi74000 <tgi74@hotmail.fr>
Date: Thu, 8 Mar 2018 17:35:20 +0100
Subject: [PATCH] Added Mirror Mod for Mania

---
 osu.Game.Rulesets.Mania/ManiaRuleset.cs       |  1 +
 .../Mods/ManiaMirrorMod.cs                    | 28 +++++++++++++++++++
 .../osu.Game.Rulesets.Mania.csproj            |  1 +
 3 files changed, 30 insertions(+)
 create mode 100644 osu.Game.Rulesets.Mania/Mods/ManiaMirrorMod.cs

diff --git a/osu.Game.Rulesets.Mania/ManiaRuleset.cs b/osu.Game.Rulesets.Mania/ManiaRuleset.cs
index 16b6888f2b..7c257bf719 100644
--- a/osu.Game.Rulesets.Mania/ManiaRuleset.cs
+++ b/osu.Game.Rulesets.Mania/ManiaRuleset.cs
@@ -91,6 +91,7 @@ namespace osu.Game.Rulesets.Mania
                         },
                         new ManiaModRandom(),
                         new ManiaModDualStages(),
+                        new ManiaMirrorMod(),
                         new MultiMod
                         {
                             Mods = new Mod[]
diff --git a/osu.Game.Rulesets.Mania/Mods/ManiaMirrorMod.cs b/osu.Game.Rulesets.Mania/Mods/ManiaMirrorMod.cs
new file mode 100644
index 0000000000..cbcbd9f329
--- /dev/null
+++ b/osu.Game.Rulesets.Mania/Mods/ManiaMirrorMod.cs
@@ -0,0 +1,28 @@
+// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Extensions.IEnumerableExtensions;
+using osu.Game.Rulesets.Mania.Objects;
+using osu.Game.Rulesets.Mania.UI;
+using osu.Game.Rulesets.Mods;
+using osu.Game.Rulesets.UI;
+using System.Linq;
+
+namespace osu.Game.Rulesets.Mania.Mods
+{
+    public class ManiaMirrorMod : Mod, IApplicableToRulesetContainer<ManiaHitObject>
+    {
+        public override string Name => "Mirror";
+        public override string ShortenedName => "MR";
+        public override ModType Type => ModType.Special;
+        public override double ScoreMultiplier => 1;
+        public override bool Ranked => true;
+
+        public void ApplyToRulesetContainer(RulesetContainer<ManiaHitObject> rulesetContainer)
+        {
+            var availableColumns = ((ManiaRulesetContainer)rulesetContainer).Beatmap.TotalColumns;
+
+            rulesetContainer.Objects.OfType<ManiaHitObject>().ForEach(h => h.Column = -(h.Column) + (availableColumns)-1);
+        }
+    }
+}
diff --git a/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj b/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj
index a09b3e93a7..3c80e21ff2 100644
--- a/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj
+++ b/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj
@@ -81,6 +81,7 @@
     <Compile Include="Judgements\ManiaJudgement.cs" />
     <Compile Include="ManiaDifficultyCalculator.cs" />
     <Compile Include="Mods\IPlayfieldTypeMod.cs" />
+    <Compile Include="Mods\ManiaMirrorMod.cs" />
     <Compile Include="Mods\ManiaKeyMod.cs" />
     <Compile Include="Mods\ManiaModAutoplay.cs" />
     <Compile Include="Mods\ManiaModDaycore.cs" />