Add localisation support to SoloSpectatorScreen

osu.Game/Localisation/SoloSpectatorScreenStrings.cs

@@ -0,0 +1,24 @@
+// 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.Localisation;
+
+namespace osu.Game.Localisation
+{
+    public static class SoloSpectatorScreenStrings
+    {
+        private const string prefix = @"osu.Game.Resources.Localisation.SoloSpectatorScreen";
+
+        /// <summary>
+        /// "Spectator Mode"
+        /// </summary>
+        public static LocalisableString SpectatorMode => new TranslatableString(getKey(@"spectator_mode"), @"Spectator Mode");
+
+        /// <summary>
+        /// "Start Watching"
+        /// </summary>
+        public static LocalisableString StartWatching => new TranslatableString(getKey(@"start_watching"), @"Start Watching");
+
+        private static string getKey(string key) => $@"{prefix}:{key}";
+    }
+}

osu.Game/Screens/Play/SoloSpectatorScreen.cs

@@ -100,7 +100,7 @@ private void load(OsuConfigManager config)
                         {
                             new OsuSpriteText
                             {
-                                Text = "Spectator Mode",
+                                Text = SoloSpectatorScreenStrings.SpectatorMode,
                                 Font = OsuFont.Default.With(size: 30),
                                 Anchor = Anchor.Centre,
                                 Origin = Anchor.Centre,
@@ -145,7 +145,7 @@ private void load(OsuConfigManager config)
                             },
                             watchButton = new PurpleRoundedButton
                             {
-                                Text = "Start Watching",
+                                Text = SoloSpectatorScreenStrings.StartWatching,
                                 Width = 250,
                                 Anchor = Anchor.Centre,
                                 Origin = Anchor.Centre,