update

Packages/app.rive.rive-unity/Runtime/Components/SerializedDictionary.cs

@@ -0,0 +1,43 @@
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Rive.Utils
+{
+    [System.Serializable]
+    internal class SerializedDictionary<TKey, TValue> : Dictionary<TKey, TValue>, ISerializationCallbackReceiver
+    {
+        [SerializeField]
+        private List<TKey> m_keys = new List<TKey>();
+
+        [SerializeField]
+        private List<TValue> m_values = new List<TValue>();
+
+
+        public void OnBeforeSerialize()
+        {
+            m_keys.Clear();
+            m_values.Clear();
+            foreach (KeyValuePair<TKey, TValue> pair in this)
+            {
+                m_keys.Add(pair.Key);
+                m_values.Add(pair.Value);
+            }
+        }
+
+        public void OnAfterDeserialize()
+        {
+            this.Clear();
+
+            if (m_keys.Count != m_values.Count)
+                throw new System.Exception($"Key count ({m_keys.Count}) does not match value count ({m_values.Count}). Verify that both key and value types can be serialized.");
+
+            for (int i = 0; i < m_keys.Count; i++)
+                this.Add(m_keys[i], m_values[i]);
+        }
+
+#if UNITY_EDITOR
+        internal static string BindingPath_Keys => nameof(m_keys);
+        internal static string BindingPath_Values => nameof(m_values);
+#endif
+    }
+}