/// <summary>
/// Loads the editorStates found in the nodeCanvas asset file at path
/// </summary>
public static List <NodeEditorState> LoadEditorStates(string path)
{
if (String.IsNullOrEmpty(path))
{
return(null);
}
#if UNITY_EDITOR
Object[] objects = UnityEditor.AssetDatabase.LoadAllAssetsAtPath(path);
#else
Object[] objects = Resources.LoadAll(path);
#endif
if (objects.Length == 0)
{
return(null);
}
// Obtain the editorStates in that asset file
List <NodeEditorState> editorStates = new List <NodeEditorState> ();
for (int cnt = 0; cnt < objects.Length; cnt++)
{
if (objects [cnt].GetType() == typeof(NodeEditorState))
{
editorStates.Add(objects [cnt] as NodeEditorState);
NodeEditorCallbacks.IssueOnLoadEditorState(editorStates[editorStates.Count - 1]);
}
}
#if UNITY_EDITOR
UnityEditor.AssetDatabase.Refresh();
#endif
return(editorStates);
}
/// <summary>
/// Loads the editorStates found in the nodeCanvas asset file at path
/// </summary>
public static List <NodeEditorState> LoadEditorStates(string path)
{
if (String.IsNullOrEmpty(path))
{
return(new List <NodeEditorState> ());
}
#if UNITY_EDITOR
Object[] objects = UnityEditor.AssetDatabase.LoadAllAssetsAtPath(path);
#else
Object[] objects = Resources.LoadAll(path);
#endif
if (objects.Length == 0)
{
return(new List <NodeEditorState> ());
}
// Obtain the editorStates in that asset file
List <NodeEditorState> editorStates = new List <NodeEditorState> ();
NodeCanvas nodeCanvas = null;
for (int cnt = 0; cnt < objects.Length; cnt++)
{
Object obj = objects [cnt];
if (obj.GetType() == typeof(NodeEditorState))
{
NodeEditorState editorState = obj as NodeEditorState;
editorStates.Add(editorState);
NodeEditorCallbacks.IssueOnLoadEditorState(editorState);
}
else if (obj.GetType() == typeof(NodeCanvas))
{
nodeCanvas = obj as NodeCanvas;
}
}
if (nodeCanvas == null)
{
return(new List <NodeEditorState> ());
}
for (int stateCnt = 0; stateCnt < editorStates.Count; stateCnt++)
{
editorStates[stateCnt] = GetWorkingCopy(editorStates[stateCnt], nodeCanvas);
}
#if UNITY_EDITOR
UnityEditor.AssetDatabase.Refresh();
#endif
return(editorStates);
}
/// <summary>
/// Loads the editorStates found in the nodeCanvas asset file at path and optionally creates a working copy of it before returning
/// </summary>
public static List <NodeEditorState> LoadEditorStates(string path, bool createWorkingCopy)
{
if (string.IsNullOrEmpty(path))
{
throw new UnityException("Cannot load NodeEditorStates: No path specified to load the EditorStates from!");
}
// Fetch all objects in the save file
ScriptableObject[] objects = ResourceManager.LoadResources <ScriptableObject> (path);
if (objects == null || objects.Length == 0)
{
throw new UnityException("Cannot load NodeEditorStates: The specified path '" + path + "' does not point to a save file!");
}
// Obtain the editorStates in that asset file and create a working copy of them
List <NodeEditorState> editorStates = objects.OfType <NodeEditorState> ().ToList();
#if UNITY_EDITOR
if (createWorkingCopy)
{
for (int cnt = 0; cnt < editorStates.Count; cnt++)
{
NodeEditorState state = editorStates[cnt];
CreateWorkingCopy(ref state);
editorStates[cnt] = state;
if (state == null)
{
throw new UnityException("Failed to create a working copy for an NodeEditorState at path '" + path + "' during the loading process!");
}
}
}
#endif
// Perform Event and Database refresh
for (int cnt = 0; cnt < editorStates.Count; cnt++)
{
NodeEditorCallbacks.IssueOnLoadEditorState(editorStates[cnt]);
}
#if UNITY_EDITOR
UnityEditor.AssetDatabase.Refresh();
#endif
return(editorStates);
}