Initial

test

Library/PackageCache/com.unity.timeline@1.2.10/Editor/Manipulators/Cursors/TimelineCursors.cs

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+using System.Collections.Generic;
+using UnityEngine;
+
+namespace UnityEditor.Timeline
+{
+    class TimelineCursors
+    {
+        public enum CursorType
+        {
+            MixBoth,
+            MixLeft,
+            MixRight,
+            Replace,
+            Ripple,
+
+            Pan
+        }
+
+        class CursorInfo
+        {
+            public readonly string assetPath;
+            public readonly Vector2 hotSpot;
+            public readonly MouseCursor mouseCursorType;
+
+            public CursorInfo(string assetPath, Vector2 hotSpot, MouseCursor mouseCursorType)
+            {
+                this.assetPath = assetPath;
+                this.hotSpot = hotSpot;
+                this.mouseCursorType = mouseCursorType;
+            }
+        }
+
+        const string k_CursorAssetRoot         = "Cursors/";
+        const string k_CursorAssetsNamespace   = "Timeline.";
+        const string k_CursorAssetExtension    = ".png";
+
+        const string k_MixBothCursorAssetName  = k_CursorAssetsNamespace + "MixBoth"  + k_CursorAssetExtension;
+        const string k_MixLeftCursorAssetName  = k_CursorAssetsNamespace + "MixLeft"  + k_CursorAssetExtension;
+        const string k_MixRightCursorAssetName = k_CursorAssetsNamespace + "MixRight" + k_CursorAssetExtension;
+        const string k_ReplaceCursorAssetName  = k_CursorAssetsNamespace + "Replace"  + k_CursorAssetExtension;
+        const string k_RippleCursorAssetName   = k_CursorAssetsNamespace + "Ripple"   + k_CursorAssetExtension;
+
+        static readonly string s_PlatformPath = (Application.platform == RuntimePlatform.WindowsEditor) ? "Windows/" : "macOS/";
+        static readonly string s_CursorAssetDirectory = k_CursorAssetRoot + s_PlatformPath;
+
+        static readonly Dictionary<CursorType, CursorInfo> s_CursorInfoLookup = new Dictionary<CursorType, CursorInfo>
+        {
+            {CursorType.MixBoth,  new CursorInfo(s_CursorAssetDirectory + k_MixBothCursorAssetName,  new Vector2(16, 18), MouseCursor.CustomCursor)},
+            {CursorType.MixLeft,  new CursorInfo(s_CursorAssetDirectory + k_MixLeftCursorAssetName,  new Vector2(7, 18), MouseCursor.CustomCursor)},
+            {CursorType.MixRight, new CursorInfo(s_CursorAssetDirectory + k_MixRightCursorAssetName, new Vector2(25, 18), MouseCursor.CustomCursor)},
+            {CursorType.Replace,  new CursorInfo(s_CursorAssetDirectory + k_ReplaceCursorAssetName,  new Vector2(16, 28), MouseCursor.CustomCursor)},
+            {CursorType.Ripple,   new CursorInfo(s_CursorAssetDirectory + k_RippleCursorAssetName,   new Vector2(26, 19), MouseCursor.CustomCursor)},
+            {CursorType.Pan,      new CursorInfo(null, Vector2.zero, MouseCursor.Pan)}
+        };
+
+        static readonly Dictionary<string, Texture2D> s_CursorAssetCache = new Dictionary<string, Texture2D>();
+
+        static CursorType? s_CurrentCursor;
+
+        public static void SetCursor(CursorType cursorType)
+        {
+            if (s_CurrentCursor.HasValue && s_CurrentCursor.Value == cursorType) return;
+
+            s_CurrentCursor = cursorType;
+            var cursorInfo = s_CursorInfoLookup[cursorType];
+
+            Texture2D cursorAsset = null;
+
+            if (cursorInfo.mouseCursorType == MouseCursor.CustomCursor)
+            {
+                cursorAsset = LoadCursorAsset(cursorInfo.assetPath);
+            }
+
+            EditorGUIUtility.SetCurrentViewCursor(cursorAsset, cursorInfo.hotSpot, cursorInfo.mouseCursorType);
+        }
+
+        public static void ClearCursor()
+        {
+            if (!s_CurrentCursor.HasValue) return;
+
+            EditorGUIUtility.ClearCurrentViewCursor();
+            s_CurrentCursor = null;
+        }
+
+        static Texture2D LoadCursorAsset(string assetPath)
+        {
+            if (!s_CursorAssetCache.ContainsKey(assetPath))
+            {
+                s_CursorAssetCache.Add(assetPath, (Texture2D)EditorGUIUtility.Load(assetPath));
+            }
+
+            return s_CursorAssetCache[assetPath];
+        }
+    }
+}

Library/PackageCache/com.unity.timeline@1.2.10/Editor/Manipulators/Cursors/TimelineCursors.cs.meta

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