Initial Commit

Library/PackageCache/com.unity.textmeshpro@3.0.4/Scripts/Runtime/TMP_EditorResourceManager.cs

@@ -0,0 +1,184 @@
+#if UNITY_EDITOR
+
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEditor;
+
+
+namespace TMPro
+{
+    public class TMP_EditorResourceManager
+    {
+        private static TMP_EditorResourceManager s_Instance;
+
+        private readonly List<Object> m_ObjectUpdateQueue = new List<Object>();
+        private HashSet<int> m_ObjectUpdateQueueLookup = new HashSet<int>();
+
+        private readonly List<Object> m_ObjectReImportQueue = new List<Object>();
+        private HashSet<int> m_ObjectReImportQueueLookup = new HashSet<int>();
+
+        private readonly List<TMP_FontAsset> m_FontAssetDefinitionRefreshQueue = new List<TMP_FontAsset>();
+        private HashSet<int> m_FontAssetDefinitionRefreshQueueLookup = new HashSet<int>();
+
+        /// <summary>
+        /// Get a singleton instance of the manager.
+        /// </summary>
+        public static TMP_EditorResourceManager instance
+        {
+            get
+            {
+                if (s_Instance == null)
+                    s_Instance = new TMP_EditorResourceManager();
+
+                return s_Instance;
+            }
+        }
+
+        /// <summary>
+        /// Register to receive rendering callbacks.
+        /// </summary>
+        private TMP_EditorResourceManager()
+        {
+            Camera.onPostRender += OnCameraPostRender;
+            Canvas.willRenderCanvases += OnPreRenderCanvases;
+        }
+
+        void OnCameraPostRender(Camera cam)
+        {
+            // Exclude the PreRenderCamera
+            if (cam.cameraType != CameraType.SceneView)
+                return;
+
+            DoPostRenderUpdates();
+        }
+
+        void OnPreRenderCanvases()
+        {
+            DoPreRenderUpdates();
+        }
+
+        /// <summary>
+        /// Register resource for re-import.
+        /// </summary>
+        /// <param name="obj"></param>
+        internal static void RegisterResourceForReimport(Object obj)
+        {
+            instance.InternalRegisterResourceForReimport(obj);
+        }
+
+        private void InternalRegisterResourceForReimport(Object obj)
+        {
+            int id = obj.GetInstanceID();
+
+            if (m_ObjectReImportQueueLookup.Contains(id))
+                return;
+
+            m_ObjectReImportQueueLookup.Add(id);
+            m_ObjectReImportQueue.Add(obj);
+        }
+
+        /// <summary>
+        /// Register resource to be updated.
+        /// </summary>
+        /// <param name="textObject"></param>
+        internal static void RegisterResourceForUpdate(Object obj)
+        {
+            instance.InternalRegisterResourceForUpdate(obj);
+        }
+
+        private void InternalRegisterResourceForUpdate(Object obj)
+        {
+            int id = obj.GetInstanceID();
+
+            if (m_ObjectUpdateQueueLookup.Contains(id))
+                return;
+
+            m_ObjectUpdateQueueLookup.Add(id);
+            m_ObjectUpdateQueue.Add(obj);
+        }
+
+        /// <summary>
+        ///
+        /// </summary>
+        /// <param name="fontAsset"></param>
+        internal static void RegisterFontAssetForDefinitionRefresh(TMP_FontAsset fontAsset)
+        {
+            instance.InternalRegisterFontAssetForDefinitionRefresh(fontAsset);
+        }
+
+        private void InternalRegisterFontAssetForDefinitionRefresh(TMP_FontAsset fontAsset)
+        {
+            int id = fontAsset.GetInstanceID();
+
+            if (m_FontAssetDefinitionRefreshQueueLookup.Contains(id))
+                return;
+
+            m_FontAssetDefinitionRefreshQueueLookup.Add(id);
+            m_FontAssetDefinitionRefreshQueue.Add(fontAsset);
+        }
+
+        void DoPostRenderUpdates()
+        {
+            // Handle objects that need updating
+            int objUpdateCount = m_ObjectUpdateQueue.Count;
+
+            for (int i = 0; i < objUpdateCount; i++)
+            {
+                Object obj = m_ObjectUpdateQueue[i];
+                if (obj != null)
+                {
+                    EditorUtility.SetDirty(obj);
+                }
+            }
+
+            if (objUpdateCount > 0)
+            {
+                //Debug.Log("Saving assets");
+                //AssetDatabase.SaveAssets();
+
+                m_ObjectUpdateQueue.Clear();
+                m_ObjectUpdateQueueLookup.Clear();
+            }
+
+            // Handle objects that need re-importing
+            int objReImportCount = m_ObjectReImportQueue.Count;
+
+            for (int i = 0; i < objReImportCount; i++)
+            {
+                Object obj = m_ObjectReImportQueue[i];
+                if (obj != null)
+                {
+                    AssetDatabase.ImportAsset(AssetDatabase.GetAssetPath(obj));
+                }
+            }
+
+            if (objReImportCount > 0)
+            {
+                m_ObjectReImportQueue.Clear();
+                m_ObjectReImportQueueLookup.Clear();
+            }
+        }
+
+        void DoPreRenderUpdates()
+        {
+            // Handle Font Asset Definition Refresh
+            for (int i = 0; i < m_FontAssetDefinitionRefreshQueue.Count; i++)
+            {
+                TMP_FontAsset fontAsset = m_FontAssetDefinitionRefreshQueue[i];
+
+                if (fontAsset != null)
+                {
+                    fontAsset.ReadFontAssetDefinition();
+                    TMPro_EventManager.ON_FONT_PROPERTY_CHANGED(true, fontAsset);
+                }
+            }
+
+            if (m_FontAssetDefinitionRefreshQueue.Count > 0)
+            {
+                m_FontAssetDefinitionRefreshQueue.Clear();
+                m_FontAssetDefinitionRefreshQueueLookup.Clear();
+            }
+        }
+    }
+}
+#endif