UniRx 에셋 추가

Gameton-06/Assets/Plugins/UniRx/Scripts/UnityEngineBridge/ScenePlaybackDetector.cs

@@ -0,0 +1,84 @@
+#if UNITY_EDITOR
+
+using UnityEditor;
+using UnityEditor.Callbacks;
+using UnityEngine;
+
+namespace UniRx
+{
+    [InitializeOnLoad]
+    public class ScenePlaybackDetector
+    {
+        private static bool _isPlaying = false;
+
+        private static bool AboutToStartScene
+        {
+            get
+            {
+                return EditorPrefs.GetBool("AboutToStartScene");
+            }
+            set
+            {
+                EditorPrefs.SetBool("AboutToStartScene", value);
+            }
+        }
+
+        public static bool IsPlaying
+        {
+            get
+            {
+                return _isPlaying;
+            }
+            set
+            {
+                if (_isPlaying != value)
+                {
+                    _isPlaying = value;
+                }
+            }
+        }
+
+        // This callback is notified after scripts have been reloaded.
+        [DidReloadScripts]
+        public static void OnDidReloadScripts()
+        {
+            // Filter DidReloadScripts callbacks to the moment where playmodeState transitions into isPlaying.
+            if (AboutToStartScene)
+            {
+                IsPlaying = true;
+            }
+        }
+
+        // InitializeOnLoad ensures that this constructor is called when the Unity Editor is started.
+        static ScenePlaybackDetector()
+        {
+#if UNITY_2017_2_OR_NEWER
+            EditorApplication.playModeStateChanged += e =>
+#else
+            EditorApplication.playmodeStateChanged += () =>
+#endif
+            {
+                // Before scene start:          isPlayingOrWillChangePlaymode = false;  isPlaying = false
+                // Pressed Playback button:     isPlayingOrWillChangePlaymode = true;   isPlaying = false
+                // Playing:                     isPlayingOrWillChangePlaymode = false;  isPlaying = true
+                // Pressed stop button:         isPlayingOrWillChangePlaymode = true;   isPlaying = true
+                if (EditorApplication.isPlayingOrWillChangePlaymode && !EditorApplication.isPlaying)
+                {
+                    AboutToStartScene = true;
+                }
+                else
+                {
+                    AboutToStartScene = false;
+                }
+
+                // Detect when playback is stopped.
+                if (!EditorApplication.isPlaying)
+                {
+                    IsPlaying = false;
+                }
+            };
+        }
+    }
+}
+
+#endif