added IsGameObjectTaggedWith

Author: mfragger

Assets/MultiTagSystem/Editor/MultiTagEditor.cs

@@ -15,7 +15,7 @@ public class MultiTagEditor : Editor
         private void OnEnable()
         {
             UnityTags = InternalEditorUtility.tags;
-            TagsProp = serializedObject.FindProperty("_tags");
+            TagsProp = serializedObject.FindProperty("_Tags");
             List = new ReorderableList(serializedObject, TagsProp, true, true, true, true);
             List.drawHeaderCallback += DrawHeader;
             List.drawElementCallback += DrawElement;

Assets/MultiTagSystem/MultiTag.cs

@@ -1,6 +1,7 @@
 using System.Collections.Generic;
 using UnityEngine;
 using System.Linq;
+using System.ComponentModel;
 
 namespace MultiTagSystem
 {
@@ -33,7 +34,7 @@ public static void RebuildDict()
         /// <summary>
         /// Don't call this unless you know what you're doing.
         /// <para>This does not update the current state of the MultiTagComponent.</para>
-        /// <para>It's best to add a tag from a gameobject's MultiTagComponent.</para>
+        /// <para>It's best to add multiple tags from a gameobject's MultiTagComponent.</para>
         /// </summary>
         /// <param name="tags"></param>
         /// <param name="gameObject"></param>
@@ -211,7 +212,7 @@ private static List<GameObject> RunQuery(MultiTagFilter multiTagFilter)
         /// Gets the list from a key
         /// </summary>
         /// <param name="tag">Tag</param>
-        /// <returns>Shallow copy of List. null if false<GameObject></returns>
+        /// <returns>Shallow copy of List. Null if false</returns>
         public static List<GameObject> GetList(string tag)
         {
             return MtDict.ContainsKey(tag) ? MtDict[tag].ToList() : null;
@@ -231,10 +232,21 @@ public static int GetListCount(string tag)
         /// Gets the first gameobject from a tag
         /// </summary>
         /// <param name="tag">Tag</param>
-        /// <returns>GameObject if tag exist. null if false</returns>
+        /// <returns>GameObject if tag exist. Null if false</returns>
         public static GameObject GetGameObject(string tag)
         {
             return MtDict.ContainsKey(tag) ? MtDict[tag].ToArray()[0] : null;
         }
+
+        /// <summary>
+        /// Check if gameobject is tagged with a tag
+        /// </summary>
+        /// <param name="tag"></param>
+        /// <param name="gameObject"></param>
+        /// <returns>Returns false if tag does not exist</returns>
+        public static bool IsGameObjectTaggedWith(string tag, GameObject gameObject)
+        {
+            return MtDict.ContainsKey(tag) && MtDict[tag].Contains(gameObject);
+        }
     }
 }

Assets/MultiTagSystem/MultiTagComponent.cs

@@ -8,10 +8,10 @@ namespace MultiTagSystem
     public class MultiTagComponent : MonoBehaviour
     {
         [HideInInspector]
-        public List<string> tags => _tags;
+        public List<string> Tags => _Tags;
 
         [SerializeField]
-        private List<string> _tags;
+        private List<string> _Tags;
 
         private void Awake()
         {
@@ -20,28 +20,28 @@ private void Awake()
 
         public void AddDict()
         {
-            MultiTag.MultiTagsAddToDict(_tags.ToArray(), gameObject);
+            MultiTag.MultiTagsAddToDict(_Tags.ToArray(), gameObject);
         }
 
         private void OnDestroy()
         {
-            MultiTag.RemoveToDict(_tags.ToArray(), gameObject);
+            MultiTag.RemoveToDict(_Tags.ToArray(), gameObject);
         }
 
         /// <summary>
         /// Adds a Tag from the Set.
         /// <para>You cannot create a new Tag.</para>
-        /// <para>To add a Tag via the Editor and rebuild.</para>
+        /// <para>To create do it via the Editor and Rebuild.</para>
         /// </summary>
         /// <param name="tag"></param>
         public void AddTag(string tag)
         {
-            if (Tags.Set.Contains(tag))
+            if (MultiTagSystem.Tags.Set.Contains(tag))
             {
-                var hashSet = new HashSet<string>(_tags);
+                var hashSet = new HashSet<string>(_Tags);
                 if (hashSet.Add(tag))
                 {
-                    _tags = hashSet.ToList();
+                    _Tags = hashSet.ToList();
                     MultiTag.SingleTagAddToDict(tag, gameObject);
                 }
             }
@@ -53,12 +53,12 @@ public void AddTag(string tag)
         /// <param name="tag"></param>
         public void RemoveTag(string tag)
         {
-            if (Tags.Set.Contains(tag))
+            if (MultiTagSystem.Tags.Set.Contains(tag))
             {
-                var hashSet = new HashSet<string>(_tags);
+                var hashSet = new HashSet<string>(_Tags);
                 if (hashSet.Remove(tag))
                 {
-                    _tags = hashSet.ToList();
+                    _Tags = hashSet.ToList();
                     MultiTag.SingleRemoveFromDict(tag, gameObject);
                 }
             }

Assets/MultiTagSystem/Samples/MultiTagSample.unity

@@ -150,10 +150,10 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 9c25f50bdd97d544795ec9c3f4fab70b, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  _tags:
+  _Tags:
   - Player
-  - Untagged
   - Finish
+  - Untagged
 --- !u!4 &530882307
 Transform:
   m_ObjectHideFlags: 0
@@ -289,8 +289,9 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 9c25f50bdd97d544795ec9c3f4fab70b, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  _tags:
+  _Tags:
   - EditorOnly
+  - Finish
 --- !u!4 &826638013
 Transform:
   m_ObjectHideFlags: 0
@@ -460,7 +461,7 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 9c25f50bdd97d544795ec9c3f4fab70b, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  _tags:
+  _Tags:
   - EditorOnly
   - GameController
 --- !u!4 &1185620499
@@ -506,7 +507,7 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 9c25f50bdd97d544795ec9c3f4fab70b, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  _tags:
+  _Tags:
   - Player
 --- !u!4 &1303800451
 Transform:
@@ -565,6 +566,6 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 9c25f50bdd97d544795ec9c3f4fab70b, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  _tags:
+  _Tags:
   - Player
   - Finish

Assets/MultiTagSystem/Samples/SampleMono.cs

@@ -17,7 +17,7 @@ private void Start()
 
         foreach (var val in list)
         {
-            Debug.Log($"Query {val.name}");
+            Debug.Log($"Queried GameObject : {val.name}");
 
             var mtcomp = val.GetComponent<MultiTagComponent>();
 
@@ -28,7 +28,7 @@ private void Start()
 
         //Getting the first gameObject from a list of gameobjects with Player tag
         var gameObject = MultiTag.GetGameObject(Tags.Player);
-        Debug.Log($"GetGameObject {gameObject.name}");
+        Debug.Log($"GetGameObject : {gameObject.name}");
 
         //Getting only a GameObject based on query
         gameObject = MultiTag.QuerySingle(new MultiTagFilter
@@ -37,6 +37,9 @@ private void Start()
             None = new string[] { Tags.Untagged }
         });
 
-        Debug.Log($"QuerySingleton {gameObject.name}");
+        Debug.Log($"Queried Singleton : {gameObject.name}");
+
+        //Check if gameobject tagged with Finish tag
+        Debug.Log($"Is GameObect tagged with finish? : {MultiTag.IsGameObjectTaggedWith(Tags.Finish, gameObject)}");
     }
 }