Add taiko statistics

osu.Game.Rulesets.Taiko/Beatmaps/TaikoBeatmap.cs

@@ -0,0 +1,49 @@
+// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System.Collections.Generic;
+using System.Linq;
+using osu.Game.Beatmaps;
+using osu.Game.Graphics;
+using osu.Game.Rulesets.Taiko.Objects;
+
+namespace osu.Game.Rulesets.Taiko.Beatmaps
+{
+    public class TaikoBeatmap : Beatmap<TaikoHitObject>
+    {
+        public override IEnumerable<BeatmapStatistic> GetStatistics()
+        {
+            int drumrolls = HitObjects.Count(s => s is DrumRoll);
+            int swells = HitObjects.Count(s => s is Swell);
+            int notes = HitObjects.Count - drumrolls - swells;
+
+            return new[]
+            {
+                new BeatmapStatistic
+                {
+                    Name = @"Object Count",
+                    Content = HitObjects.Count.ToString(),
+                    Icon = FontAwesome.fa_circle
+                },
+                new BeatmapStatistic
+                {
+                    Name = @"Note Count",
+                    Content = notes.ToString(),
+                    Icon = FontAwesome.fa_circle_o
+                },
+                new BeatmapStatistic
+                {
+                    Name = @"Drumroll Count",
+                    Content = drumrolls.ToString(),
+                    Icon = FontAwesome.fa_circle
+                },
+                new BeatmapStatistic
+                {
+                    Name = @"Swell Count",
+                    Content = swells.ToString(),
+                    Icon = FontAwesome.fa_circle
+                }
+            };
+        }
+    }
+}

osu.Game.Rulesets.Taiko/Beatmaps/TaikoBeatmapConverter.cs

@@ -197,5 +197,7 @@ namespace osu.Game.Rulesets.Taiko.Beatmaps
                 }
             }
         }
+
+        protected override Beatmap<TaikoHitObject> CreateBeatmap() => new TaikoBeatmap();
     }
 }