Add seeding screen

osu.Game.Tournament/Models/SeedingBeatmap.cs

@@ -0,0 +1,23 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using osu.Framework.Bindables;
+using osu.Game.Beatmaps;
+
+namespace osu.Game.Tournament.Models
+{
+    public class SeedingBeatmap
+    {
+        public int ID;
+
+        public BeatmapInfo BeatmapInfo;
+
+        public long Score;
+
+        public Bindable<int> Seed = new BindableInt
+        {
+            MinValue = 1,
+            MaxValue = 64
+        };
+    }
+}