添加对 Core 的直接引用

RhythmBaseCore/Adofai/Components/ADTileCollection.cs

@@ -0,0 +1,43 @@
+using RhythmBase.Adofai.Events;
+using System.Collections;
+namespace RhythmBase.Adofai.Components
+{
+	public abstract class ADTileCollection : ICollection<ADTile>
+	{
+		protected ADTileCollection()
+		{
+			tileOrder = [];
+			IsReadOnly = false;
+			EndTile = [];
+		}
+		public int Count => tileOrder.Count;
+		public bool IsReadOnly { get; }
+		public ADTile EndTile { get; }
+		public ADTile this[int index] => index == tileOrder.Count ? EndTile : tileOrder[index];
+		public virtual IEnumerable<ADBaseEvent> Events
+		{
+			get
+			{
+				foreach (ADTile tile in tileOrder)
+					foreach (ADBaseTileEvent action in tile)
+						yield return action;
+				foreach (ADBaseTileEvent action2 in EndTile)
+					yield return action2;
+			}
+		}
+		public void Add(ADTile item) => tileOrder.Add(item);
+		public void Clear() => tileOrder.Clear();
+		public void CopyTo(ADTile[] array, int arrayIndex) => tileOrder.CopyTo(array, arrayIndex);
+		public bool Contains(ADTile item) => tileOrder.Contains(item);
+		public bool Remove(ADTile item) => tileOrder.Remove(item);
+		public IEnumerator<ADTile> GetEnumerator() => tileOrder.GetEnumerator();
+		/// <summary>
+		/// Get the index of tile.
+		/// </summary>
+		/// <param name="item">The index of tile.</param>
+		/// <returns></returns>
+		public int IndexOf(ADTile item) => item == EndTile ? Count : tileOrder.IndexOf(item);
+		IEnumerator IEnumerable.GetEnumerator() => GetEnumerator();
+		internal List<ADTile> tileOrder;
+	}
+}