Add ultimate xr

Assets/UltimateXR/Runtime/Scripts/Manipulation/Helpers/UxrDependentGrabbable.cs

@@ -0,0 +1,100 @@
+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="UxrDependentGrabbable.cs" company="VRMADA">
+//   Copyright (c) VRMADA, All rights reserved.
+// </copyright>
+// --------------------------------------------------------------------------------------------------------------------
+using UltimateXR.Core.Components.Composite;
+using UnityEngine;
+
+namespace UltimateXR.Manipulation.Helpers
+{
+    /// <summary>
+    ///     Component that allows an object be grabbed only if another object is being grabbed. For instance, it can
+    ///     be added to a grenade pin to make sure the pin is never grabbed unless the grenade is being grabbed too.
+    ///     Otherwise the pin could be removed by mistake when trying to grab the grenade.
+    /// </summary>
+    public class UxrDependentGrabbable : UxrGrabbableObjectComponent<UxrDependentGrabbable>
+    {
+        #region Inspector Properties/Serialized Fields
+
+        [SerializeField] private UxrGrabbableObject _dependentOn;
+        [SerializeField] private bool               _onlyOnce;
+
+        #endregion
+
+        #region Public Types & Data
+
+        /// <summary>
+        ///     Gets or sets the grabbable object the component depends on.
+        /// </summary>
+        public UxrGrabbableObject DependentFrom
+        {
+            get => _dependentOn;
+            set => _dependentOn = value;
+        }
+
+        /// <summary>
+        ///     Whether to stop toggling the enabled state once the dependent object was grabbed. For instance, a grenade pin
+        ///     should remain grabbable once it has been removed from the grenade, no matter if the grenade is being grabbed or
+        ///     not at that point.
+        /// </summary>
+        public bool OnlyOnce
+        {
+            get => _onlyOnce;
+            set => _onlyOnce = value;
+        }
+
+        #endregion
+
+        #region Unity
+
+        /// <summary>
+        ///     Initializes the grabbable object state.
+        /// </summary>
+        protected override void Start()
+        {
+            base.Start();
+
+            GrabbableObject.enabled = false;
+        }
+
+        /// <summary>
+        ///     Updates the grabbable object state.
+        /// </summary>
+        private void Update()
+        {
+            if (GrabbableObject && DependentFrom && _check)
+            {
+                GrabbableObject.enabled = UxrGrabManager.Instance.IsBeingGrabbed(DependentFrom);
+
+                if (GrabbableObject.enabled && OnlyOnce)
+                {
+                    _check = false;
+                }
+            }
+        }
+
+        #endregion
+
+        #region Event Trigger Methods
+
+        /// <summary>
+        ///     Called whenever the object was grabbed.
+        /// </summary>
+        /// <param name="e">Event parameters</param>
+        protected override void OnObjectGrabbed(UxrManipulationEventArgs e)
+        {
+            base.OnObjectGrabbed(e);
+
+            _check = false;
+        }
+
+        #endregion
+
+        #region Private Types & Data
+
+        private bool _check = true;
+
+        #endregion
+    }
+}