diff --git a/Assets/Scripts/Framework/EditiorContent/ProjectCreateHelper.cs b/Assets/Scripts/Framework/EditiorContent/ProjectCreateHelper.cs
index 17f65bf..3dfc0b2 100644
--- a/Assets/Scripts/Framework/EditiorContent/ProjectCreateHelper.cs
+++ b/Assets/Scripts/Framework/EditiorContent/ProjectCreateHelper.cs
@@ -70,45 +70,52 @@ e.g: LoadSubScript(SplineCore, ""SplineCore.h"") with(r = 1, g = 1, b = 1);
 			{
 				foreach (var type in asm.GetTypes())
 				{
-					if (typeof(ScriptableObject).IsAssignableFrom(type) == false)
-						continue;
-					var scriptCalls = (from info in type.GetMembers(BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly)
-									   where info is MethodInfo
-									   where info.GetCustomAttribute<ScriptableCallAttribute>(false) != null
-									   select info as MethodInfo).ToList();
-					var typeName = type.Name;
-                    if (typeName.Contains('`'))
-                    {
-                        typeName = typeName[..typeName.LastIndexOf('`')];
-                    }
-                    string fileHeader = $"{typeName}.helper" + style switch
+					// Functions
+					if (typeof(ScriptableObject).IsAssignableFrom(type))
 					{
-						ProjectDefaultFileStyle.PY => ",py",
-						_ => ".h"
-					};
-					using var fs = File.AppendText((toolDir | fileHeader).GetFullPath());
-					switch (style)
-					{
-						case ProjectDefaultFileStyle.CPP:
-							WriteCPPClassBase(fs, type);
-                            break;
-						case ProjectDefaultFileStyle.PY:
-							break;
-					}
-					foreach (var methodInfo in scriptCalls)
-					{
-						var data = methodInfo.GetCustomAttribute<ScriptableCallAttribute>(false);
+						var scriptCalls = (from info in type.GetMembers(BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly)
+										   where info is MethodInfo
+										   where info.GetCustomAttribute<ScriptableCallAttribute>(false) != null
+										   select info as MethodInfo).ToList();
+						var typeName = type.Name;
+						if (typeName.Contains('`'))
+						{
+							typeName = typeName[..typeName.LastIndexOf('`')];
+						}
+						string fileHeader = $"{typeName}.helper" + style switch
+						{
+							ProjectDefaultFileStyle.PY => ",py",
+							_ => ".h"
+						};
+						using var fs = File.AppendText((toolDir | fileHeader).GetFullPath());
 						switch (style)
 						{
+							case ProjectDefaultFileStyle.CPP:
+								WriteCPPClassBase(fs, type);
+								break;
 							case ProjectDefaultFileStyle.PY:
-								WritePythonStyleFunction(fs, methodInfo.Name, from param in methodInfo.GetParameters() select param.Name, data.Description);
-                                break;
-							default:
-								WriteCPPStyleFunction(fs, methodInfo.Name, from param in methodInfo.GetParameters() select param.Name, data.Description);
 								break;
 						}
-                    }
-				}
+						foreach (var methodInfo in scriptCalls)
+						{
+							var data = methodInfo.GetCustomAttribute<ScriptableCallAttribute>(false);
+							switch (style)
+							{
+								case ProjectDefaultFileStyle.PY:
+									WritePythonStyleFunction(fs, methodInfo.Name, from param in methodInfo.GetParameters() select param.Name, data.Description);
+									break;
+								default:
+									WriteCPPStyleFunction(fs, methodInfo.Name, from param in methodInfo.GetParameters() select param.Name, data.Description);
+									break;
+							}
+						}
+					}
+					// Enums
+					if (typeof(Enum).IsAssignableFrom(type)&& type.GetCustomAttribute<ScriptableCallAttribute>(false) != null)
+					{
+						// TODO
+					}
+                }
 			}
 		}
 	}
diff --git a/Assets/Scripts/Framework/EditiorContent/TimelineItem.cs b/Assets/Scripts/Framework/EditiorContent/TimelineItem.cs
index 3c54530..816f4aa 100644
--- a/Assets/Scripts/Framework/EditiorContent/TimelineItem.cs
+++ b/Assets/Scripts/Framework/EditiorContent/TimelineItem.cs
@@ -88,7 +88,7 @@ namespace Demo.Editor.UI
             if (Mathf.Approximately(durationX, durationY))
             {
                 from = (durationX - clip.x) / left2rightDuration;
-                to = Mathf.Max(from + 0.1f, EditorController.instance.SongOffset);
+                to = Mathf.Max(from + 0.1f, (EditorController.instance.SongOffset - clip.x) / left2rightDuration);
             }
             else
             {
diff --git a/Assets/Scripts/Framework/ScriptableObject.cs b/Assets/Scripts/Framework/ScriptableObject.cs
index 4f01187..51ec24c 100644
--- a/Assets/Scripts/Framework/ScriptableObject.cs
+++ b/Assets/Scripts/Framework/ScriptableObject.cs
@@ -30,6 +30,16 @@ namespace Demo
         }
     }
 
+    [System.AttributeUsage(AttributeTargets.Enum, Inherited = true, AllowMultiple = false)]
+    public sealed class ScriptableEnumAttribute : Attribute
+    {
+        public string Description;
+        public ScriptableEnumAttribute(string description)
+        {
+            this.Description = description;
+        }
+    }
+
     public static class ScriptCallUtility
     {
         // 解析函数调用的方法，支持 with 子句