Initial commit

2025-05-26 00:46:28 +02:00
commit e5bca03433
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+using System.Collections.Generic;
+
+namespace UnityEngine.XR.Content.Interaction
+{
+    /// <summary>
+    /// A generic Keychain component that holds the <see cref="Key"/>s to open a <see cref="Lock"/>.
+    /// Attach a Keychain component to an Interactable and assign to it the same Keys of an <see cref="XRLockSocketInteractor"/>
+    /// or an <see cref="XRLockGridSocketInteractor"/> to open (or interact with) them.
+    /// </summary>
+    [DisallowMultipleComponent]
+    public class Keychain : MonoBehaviour, IKeychain
+    {
+        [SerializeField]
+        [Tooltip("The keys on this keychain" +
+            "Create new keys by selecting \"Assets/Create/XR/Key Lock System/Key\"")]
+        List<Key> m_Keys;
+
+        HashSet<int> m_KeysHashSet = new HashSet<int>();
+
+        void Awake()
+        {
+            RepopulateHashSet();
+        }
+
+        void OnValidate()
+        {
+            // A key was added through the inspector while the game was running?
+            if (Application.isPlaying && m_Keys.Count != m_KeysHashSet.Count)
+                RepopulateHashSet();
+        }
+
+        void RepopulateHashSet()
+        {
+            m_KeysHashSet.Clear();
+            foreach (var key in m_Keys)
+            {
+                if (key != null)
+                    m_KeysHashSet.Add(key.GetInstanceID());
+            }
+        }
+
+        /// <summary>
+        /// Adds the supplied key to this keychain
+        /// </summary>
+        /// <param name="key">The key to be added to the keychain</param>
+        public void AddKey(Key key)
+        {
+            if (key == null || Contains(key))
+                return;
+
+            m_Keys.Add(key);
+            m_KeysHashSet.Add(key.GetInstanceID());
+        }
+
+        /// <summary>
+        /// Adds the supplied key from this keychain
+        /// </summary>
+        /// <param name="key">The key to be removed from the keychain</param>
+        public void RemoveKey(Key key)
+        {
+            m_Keys.Remove(key);
+
+            if (key != null)
+                m_KeysHashSet.Remove(key.GetInstanceID());
+        }
+
+        /// <inheritdoc />
+        public bool Contains(Key key)
+        {
+            return key != null && m_KeysHashSet.Contains(key.GetInstanceID());
+        }
+    }
+}