Merge pull request #5 from mackysoft/feature/extend-history-builder

Extend `ISceneHistoryBuilder`
mackysoft · Oct 30, 2023 · bae4d56 · bae4d56
2 parents 496db5d + 78102cf
commit bae4d56
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Showing 2 changed files with 32 additions and 0 deletions.
diff --git a/Assets/MackySoft/MackySoft.Navigathena/Runtime/SceneManagement/ISceneHistoryBuilder.cs b/Assets/MackySoft/MackySoft.Navigathena/Runtime/SceneManagement/ISceneHistoryBuilder.cs
@@ -3,8 +3,10 @@
 	public interface ISceneHistoryBuilder
 	{
 		int Count { get; }
+		SceneHistoryEntry this[int index] { get; set; }
 
 		ISceneHistoryBuilder Add (SceneHistoryEntry entry);
+		ISceneHistoryBuilder Insert(int index, SceneHistoryEntry entry);
 		ISceneHistoryBuilder RemoveAt (int index);
 		ISceneHistoryBuilder RemoveAllExceptCurrent ();
 		void Build ();

diff --git a/...t/MackySoft.Navigathena/Runtime/SceneManagement/SceneNavigator/SceneHistoryBuilderBase.cs b/...t/MackySoft.Navigathena/Runtime/SceneManagement/SceneNavigator/SceneHistoryBuilderBase.cs
@@ -11,6 +11,22 @@ public abstract class SceneHistoryBuilderBase : ISceneHistoryBuilder
 
 		public int Count => m_History.Count;
 
+		public SceneHistoryEntry this[int index]
+		{
+			get => m_History[index];
+			set {
+				if (value == null)
+				{
+					throw new ArgumentNullException(nameof(value));
+				}
+				if ((index == 0) || (index < 0) || (index >= m_History.Count))
+				{
+					throw new ArgumentOutOfRangeException(nameof(index));
+				}
+				m_History[index] = value;
+			}
+		}
+
 		protected SceneHistoryBuilderBase ()
 		{
 			m_History = new List<SceneHistoryEntry>();
@@ -31,6 +47,20 @@ public ISceneHistoryBuilder Add (SceneHistoryEntry entry)
 			return this;
 		}
 
+		public ISceneHistoryBuilder Insert(int index, SceneHistoryEntry entry)
+		{
+			if (entry == null)
+			{
+				throw new ArgumentNullException(nameof(entry));
+			}
+			if ((index == 0) || (index < 0) || (index > m_History.Count))
+			{
+				throw new ArgumentOutOfRangeException(nameof(index));
+			}
+			m_History.Insert(index, entry);
+			return this;
+		}
+
 		public ISceneHistoryBuilder RemoveAt (int index)
 		{
 			if ((index == 0) || (index < 0) || (index >= m_History.Count))