public static bool CanCreateGraphData(ScriptableObject parentObject, FieldInfo fieldInfo, out GraphData graphData)
{
graphData = null;
Type fieldValueType = fieldInfo.FieldType;
if (fieldValueType.IsGenericType && (fieldValueType.GetGenericTypeDefinition() == typeof(List<>))
&& typeof(ScriptableObject).IsAssignableFrom( fieldValueType.GetGenericArguments()[0])){
object[] attributes = fieldInfo.GetCustomAttributes(false);
if (attributes == null || attributes.Length == 0){
return false;
}
GraphAttribute attribute = attributes
.ToList().First((arg) => arg.GetType() == typeof(GraphAttribute)) as GraphAttribute;
if (attribute != null){
object fieldValue = fieldInfo.GetValue(parentObject);
if (fieldValue == null){
var newList = Activator.CreateInstance(fieldValueType);
fieldInfo.SetValue(parentObject, newList);
fieldValue = newList;
}
SerializedObject serializedObject = new SerializedObject(parentObject);
graphData = new GraphData();
graphData.ItemBaseType = fieldValueType.GetGenericArguments()[0];
graphData.ItemList = fieldValue as IList;
graphData.PropertyName = fieldInfo.Name;
graphData.ParentObject = parentObject;
graphData.SerializedItemList = serializedObject.FindProperty(fieldInfo.Name);
if (string.IsNullOrEmpty(graphData.PropertyName)){
graphData.PropertyName = fieldInfo.Name;
}
graphData.StartNode = null;
if (!string.IsNullOrEmpty(attribute.StartNode)){
graphData.StartNode = serializedObject.FindProperty(attribute.StartNode);
if (graphData.StartNode == null){
Debug.LogError("Cant find property with name " + attribute.StartNode +" for this graph");
} else if (false){ //fixme through reflexion get field type
graphData.StartNode = null ;
Debug.LogError("Start node type is not assignable from graph node type");
}
}
graphData.SetDefaultStartNodeIfNothingSelected();
return true;
}
}
return false;
}
void OnGUI()
{
if (!CheckSelectedObject()){
EditorGUILayout.HelpBox("Please select scriptable object instance which has a [Graph] attribute", MessageType.Info,true);
return;
}
if (Event.current.type == EventType.ValidateCommand && Event.current.commandName == "UndoRedoPerformed"){
Event.current.Use();
return;
}
if (Event.current.type == EventType.Used){
return;
}
bool firsDrawCallOnThisGraph = CurrentGraph != lastUsedGraph;
JointHighlight = (JointHighlightHolder) GUIUtility.GetStateObject(typeof(JointHighlightHolder)
,GUIUtility.GetControlID(FocusType.Passive));
List<Node> nodes = new List<Node>();
OnGUIToolBar();
scrollPosition = EditorGUILayout.BeginScrollView(scrollPosition);
GUILayoutUtility.GetRect(GUIContent.none, GUIStyle.none, GUILayout.Width(contentWidth), GUILayout.Height(contentHeight));
if (connectionCollection != null){
foreach (Connection connectionGUI in connectionCollection.allConnections) {
connectionGUI.OnGUI();
}
}
foreach(var graphData in CurrentGraph.ItemList){
Node nodeGUI = Node.GetInstance((ScriptableObjectNode)graphData, this);
nodes.Add(nodeGUI);
}
BeginWindows();
foreach (Node node in nodes){
node.OnGUI();
}
EndWindows();
connectionCollection = new ConnectionsCollection (nodes, this);
HandleDraggConnections(nodes, connectionCollection.LastDraggedConnection);
EditorGUILayout.EndScrollView();
UpdateContentSize(nodes);
if (firsDrawCallOnThisGraph ){
Repaint();
}
lastUsedGraph = CurrentGraph;
}
public static bool CanCreateGraphData(ScriptableObject parentObject, FieldInfo fieldInfo, out GraphData graphData)
{
graphData = null;
Type fieldValueType = fieldInfo.FieldType;
if (fieldValueType.IsGenericType && (fieldValueType.GetGenericTypeDefinition() == typeof(List <>)) &&
typeof(ScriptableObject).IsAssignableFrom(fieldValueType.GetGenericArguments()[0]))
{
object[] attributes = fieldInfo.GetCustomAttributes(false);
if (attributes == null || attributes.Length == 0)
{
return(false);
}
GraphAttribute attribute = attributes
.ToList().First((arg) => arg.GetType() == typeof(GraphAttribute)) as GraphAttribute;
if (attribute != null)
{
object fieldValue = fieldInfo.GetValue(parentObject);
if (fieldValue == null)
{
var newList = Activator.CreateInstance(fieldValueType);
fieldInfo.SetValue(parentObject, newList);
fieldValue = newList;
}
SerializedObject serializedObject = new SerializedObject(parentObject);
graphData = new GraphData();
graphData.ItemBaseType = fieldValueType.GetGenericArguments()[0];
graphData.ItemList = fieldValue as IList;
graphData.PropertyName = fieldInfo.Name;
graphData.ParentObject = parentObject;
graphData.SerializedItemList = serializedObject.FindProperty(fieldInfo.Name);
if (string.IsNullOrEmpty(graphData.PropertyName))
{
graphData.PropertyName = fieldInfo.Name;
}
graphData.StartNode = null;
if (!string.IsNullOrEmpty(attribute.StartNode))
{
graphData.StartNode = serializedObject.FindProperty(attribute.StartNode);
if (graphData.StartNode == null)
{
Debug.LogError("Cant find property with name " + attribute.StartNode + " for this graph");
}
else if (false) //fixme through reflexion get field type
{
graphData.StartNode = null;
Debug.LogError("Start node type is not assignable from graph node type");
}
}
graphData.SetDefaultStartNodeIfNothingSelected();
return(true);
}
}
return(false);
}