/// <summary> Draws standard field editors for all public fields </summary>
public virtual void OnBodyGUI()
{
// Unity specifically requires this to save/update any serial object.
// serializedObject.Update(); must go at the start of an inspector gui, and
// serializedObject.ApplyModifiedProperties(); goes at the end.
serializedObject.Update();
string[] excludes = { "m_Script", "graph", "position", "ports" };
// Iterate through serialized properties and draw them like the Inspector (But with ports)
SerializedProperty iterator = serializedObject.GetIterator();
bool enterChildren = true;
EditorGUIUtility.labelWidth = 150;
while (iterator.NextVisible(enterChildren))
{
enterChildren = false;
if (excludes.Contains(iterator.name))
{
continue;
}
NodeEditorGUILayout.PropertyField(iterator, true);
}
// Iterate through dynamic ports and draw them in the order in which they are serialized
foreach (XNode.NodePort dynamicPort in target.DynamicPorts)
{
if (NodeEditorGUILayout.IsDynamicPortListPort(dynamicPort))
{
continue;
}
NodeEditorGUILayout.PortField(dynamicPort);
}
serializedObject.ApplyModifiedProperties();
}
/// <summary> Like OnBodyGUI(), but only draws ports, ignoring other fields </summary>
public void OnBodyGUILight()
{
// Unity specifically requires this to save/update any serial object.
// serializedObject.Update(); must go at the start of an inspector gui, and
// serializedObject.ApplyModifiedProperties(); goes at the end.
serializedObject.Update();
string[] excludes = { "m_Script", "graph", "position", "ports" };
portPositions = new Dictionary <XNode.NodePort, Vector2>();
SerializedProperty iterator = serializedObject.GetIterator();
bool enterChildren = true;
EditorGUIUtility.labelWidth = 84;
while (iterator.NextVisible(enterChildren))
{
enterChildren = false;
if (excludes.Contains(iterator.name))
{
continue;
}
XNode.Node node = iterator.serializedObject.targetObject as XNode.Node;
XNode.NodePort port = node.GetPort(iterator.name);
if (port == null)
{
continue;
}
NodeEditorGUILayout.PropertyField(iterator, true);
}
serializedObject.ApplyModifiedProperties();
}
/// <summary> Draws standard field editors for all public fields </summary>
public virtual void OnBodyGUI()
{
#if ODIN_INSPECTOR
inNodeEditor = true;
#endif
// Unity specifically requires this to save/update any serial object.
// serializedObject.Update(); must go at the start of an inspector gui, and
// serializedObject.ApplyModifiedProperties(); goes at the end.
serializedObject.Update();
string[] excludes = { "m_Script", "graph", "position", "ports" };
#if ODIN_INSPECTOR
InspectorUtilities.BeginDrawPropertyTree(objectTree, true);
GUIHelper.PushLabelWidth(84);
objectTree.Draw(true);
InspectorUtilities.EndDrawPropertyTree(objectTree);
GUIHelper.PopLabelWidth();
#else
// Iterate through serialized properties and draw them like the Inspector (But with ports)
SerializedProperty iterator = serializedObject.GetIterator();
bool enterChildren = true;
while (iterator.NextVisible(enterChildren))
{
enterChildren = false;
if (excludes.Contains(iterator.name))
{
continue;
}
NodeEditorGUILayout.PropertyField(iterator, true);
}
#endif
// Iterate through dynamic ports and draw them in the order in which they are serialized
foreach (XNode.NodePort dynamicPort in target.DynamicPorts)
{
if (NodeEditorGUILayout.IsDynamicPortListPort(dynamicPort))
{
continue;
}
NodeEditorGUILayout.PortField(dynamicPort);
}
serializedObject.ApplyModifiedProperties();
#if ODIN_INSPECTOR
// Call repaint so that the graph window elements respond properly to layout changes coming from Odin
if (GUIHelper.RepaintRequested)
{
GUIHelper.ClearRepaintRequest();
window.Repaint();
}
#else
window.Repaint();
#endif
#if ODIN_INSPECTOR
inNodeEditor = false;
#endif
}
/// <summary> Draws an input and an output port on the same line </summary>
public static void PortPair(XNode.NodePort input, XNode.NodePort output)
{
GUILayout.BeginHorizontal();
NodeEditorGUILayout.PortField(input, GUILayout.MinWidth(0));
NodeEditorGUILayout.PortField(output, GUILayout.MinWidth(0));
GUILayout.EndHorizontal();
}
/// <summary> Safely remove a node and all its connections. </summary>
public virtual void RemoveNode(XNode.Node node)
{
if (!CanRemove(node))
{
return;
}
// Remove the node
Undo.RecordObject(node, "Delete Node");
Undo.RecordObject(target, "Delete Node");
foreach (var port in node.Ports)
{
foreach (var conn in port.GetConnections())
{
Undo.RecordObject(conn.node, "Delete Node");
}
}
target.RemoveNode(node);
//Remove NodeEdotpr cachedata ，otherwise ，delete node will throw error (odin)
NodeEditor.GetEditor(node, NodeEditorWindow.current).RemoveEditor();
//Remove dynamicPort cachedata ，otherwise ，delete node will throw error
NodeEditorGUILayout.RemoveTargetreorderableList(node);
Undo.DestroyObjectImmediate(node);
if (NodeEditorPreferences.GetSettings().autoSave)
{
AssetDatabase.SaveAssets();
}
}
/// <summary> Draws an input and an output port on the same line </summary>
public static void PortPair(XNode.NodePort input, GUIContent label, XNode.NodePort output)
{
GUILayout.BeginHorizontal();
NodeEditorGUILayout.PortField(new GUIContent(""), input, GUILayout.MinWidth(0));
GUIStyle style = new GUIStyle(EditorStyles.label);
style.alignment = TextAnchor.MiddleCenter;
EditorGUILayout.LabelField(label, style, GUILayout.MinWidth(0));
NodeEditorGUILayout.PortField(new GUIContent(""), output, GUILayout.MinWidth(0));
GUILayout.EndHorizontal();
}
/// <summary> Draw a connection as we are dragging it </summary>
public void DrawDraggedConnection()
{
if (IsDraggingPort)
{
Color col = NodeEditorPreferences.GetTypeColor(draggedPort.ValueType);
col.a = draggedPortTarget != null ? 1.0f : 0.6f;
Rect fromRect;
if (!_portConnectionPoints.TryGetValue(draggedPort, out fromRect))
{
return;
}
List <Vector2> gridPoints = new List <Vector2>();
gridPoints.Add(fromRect.center);
for (int i = 0; i < draggedOutputReroutes.Count; i++)
{
gridPoints.Add(draggedOutputReroutes[i]);
}
if (draggedPortTarget != null)
{
gridPoints.Add(portConnectionPoints[draggedPortTarget].center);
}
else
{
gridPoints.Add(WindowToGridPosition(Event.current.mousePosition));
}
if (draggedPort.IsInput)
{
gridPoints.Reverse();
}
DrawNoodle(col, gridPoints);
Color bgcol = Color.black;
Color frcol = col;
bgcol.a = 0.6f;
frcol.a = 0.6f;
// Loop through reroute points again and draw the points
for (int i = 0; i < draggedOutputReroutes.Count; i++)
{
// Draw reroute point at position
Rect rect = new Rect(draggedOutputReroutes[i], new Vector2(16, 16));
rect.position = new Vector2(rect.position.x - 8, rect.position.y - 8);
rect = GridToWindowRect(rect);
NodeEditorGUILayout.DrawPortHandle(rect, bgcol, frcol);
}
}
}
/// <summary> Draw a connection as we are dragging it </summary>
public void DrawDraggedConnection()
{
if (IsDraggingPort)
{
Gradient gradient = graphEditor.GetNoodleGradient(draggedOutput, null);
float thickness = graphEditor.GetNoodleThickness(draggedOutput, null);
NoodlePath path = graphEditor.GetNoodlePath(draggedOutput, null);
NoodleStroke stroke = graphEditor.GetNoodleStroke(draggedOutput, null);
Rect fromRect;
if (!_portConnectionPoints.TryGetValue(draggedOutput, out fromRect))
{
return;
}
List <Vector2> gridPoints = new List <Vector2>();
gridPoints.Add(fromRect.center);
for (int i = 0; i < draggedOutputReroutes.Count; i++)
{
gridPoints.Add(draggedOutputReroutes[i]);
}
if (draggedOutputTarget != null)
{
gridPoints.Add(portConnectionPoints[draggedOutputTarget].center);
}
else
{
gridPoints.Add(WindowToGridPosition(Event.current.mousePosition));
}
DrawNoodle(gradient, path, stroke, thickness, gridPoints);
GUIStyle portStyle = NodeEditorWindow.current.graphEditor.GetPortStyle(draggedOutput);
Color bgcol = Color.black;
Color frcol = gradient.colorKeys[0].color;
bgcol.a = 0.6f;
frcol.a = 0.6f;
// Loop through reroute points again and draw the points
for (int i = 0; i < draggedOutputReroutes.Count; i++)
{
// Draw reroute point at position
Rect rect = new Rect(draggedOutputReroutes[i], new Vector2(16, 16));
rect.position = new Vector2(rect.position.x - 8, rect.position.y - 8);
rect = GridToWindowRect(rect);
NodeEditorGUILayout.DrawPortHandle(rect, bgcol, frcol, portStyle.normal.background, portStyle.active.background);
}
}
}
protected override void DrawPropertyLayout(GUIContent label)
{
Node node = Property.Tree.WeakTargets[0] as Node;
NodePort port = node.GetInputPort(Property.Name);
if (!NodeEditor.inNodeEditor)
{
if (Attribute.backingValue == xNode.Node.ShowBackingValue.Always || Attribute.backingValue == xNode.Node.ShowBackingValue.Unconnected && !port.IsConnected)
{
CallNextDrawer(label);
}
return;
}
if (Property.Tree.WeakTargets.Count > 1)
{
SirenixEditorGUI.WarningMessageBox("Cannot draw ports with multiple nodes selected");
return;
}
if (port != null)
{
var portPropoerty = Property.Tree.GetUnityPropertyForPath(Property.UnityPropertyPath);
if (portPropoerty == null)
{
SirenixEditorGUI.ErrorMessageBox("Port property missing at: " + Property.UnityPropertyPath);
return;
}
else
{
var labelWidth = Property.GetAttribute <LabelWidthAttribute>();
if (labelWidth != null)
{
GUIHelper.PushLabelWidth(labelWidth.Width);
}
NodeEditorGUILayout.PropertyField(portPropoerty, label == null ? GUIContent.none : label, true, GUILayout.MinWidth(30));
if (labelWidth != null)
{
GUIHelper.PopLabelWidth();
}
}
}
}
/// <summary> Draws standard field editors for all public fields </summary>
public virtual void OnBodyGUI()
{
string[] excludes = { "m_Script", "graph", "position", "ports" };
portPositions = new Dictionary <XNode.NodePort, Vector2>();
SerializedProperty iterator = serializedObject.GetIterator();
bool enterChildren = true;
EditorGUIUtility.labelWidth = 84;
while (iterator.NextVisible(enterChildren))
{
enterChildren = false;
if (excludes.Contains(iterator.name))
{
continue;
}
NodeEditorGUILayout.PropertyField(iterator, true);
}
}
/// <summary> Like OnBodyGUI(), but only draws fields whose name is in selected[], ignoring other fields </summary>
public void OnBodyGUISelected(string[] selected)
{
serializedObject.Update();
portPositions = new Dictionary <XNode.NodePort, Vector2>();
SerializedProperty iterator = serializedObject.GetIterator();
bool enterChildren = true;
EditorGUIUtility.labelWidth = 84;
while (iterator.NextVisible(enterChildren))
{
if (!selected.Contains(iterator.name))
{
continue;
}
NodeEditorGUILayout.PropertyField(iterator, true);
}
serializedObject.ApplyModifiedProperties();
}
/// <summary> Draw a connection as we are dragging it </summary>
public void DrawDraggedConnection()
{
if (IsDraggingPort)
{
Color col = NodeEditorPreferences.GetTypeColor(draggedOutput.ValueType);
Rect fromRect;
if (!_portConnectionPoints.TryGetValue(draggedOutput, out fromRect))
{
return;
}
Vector2 from = fromRect.center;
col.a = draggedOutputTarget != null ? 1.0f : 0.6f;
Vector2 to = Vector2.zero;
for (int i = 0; i < draggedOutputReroutes.Count; i++)
{
to = draggedOutputReroutes[i];
DrawConnection(from, to, col);
from = to;
}
to = draggedOutputTarget != null ? portConnectionPoints[draggedOutputTarget].center : WindowToGridPosition(Event.current.mousePosition);
DrawConnection(from, to, col);
Color bgcol = Color.black;
Color frcol = col;
bgcol.a = 0.6f;
frcol.a = 0.6f;
// Loop through reroute points again and draw the points
for (int i = 0; i < draggedOutputReroutes.Count; i++)
{
// Draw reroute point at position
Rect rect = new Rect(draggedOutputReroutes[i], new Vector2(16, 16));
rect.position = new Vector2(rect.position.x - 8, rect.position.y - 8);
rect = GridToWindowRect(rect);
NodeEditorGUILayout.DrawPortHandle(rect, bgcol, frcol);
}
}
}
private static ReorderableList CreateReorderableList(string fieldName, List <XNode.NodePort> dynamicPorts, SerializedProperty arrayData, Type type, SerializedObject serializedObject, XNode.NodePort.IO io, XNode.Node.ConnectionType connectionType, XNode.Node.TypeConstraint typeConstraint, Action <ReorderableList> onCreation)
{
bool hasArrayData = arrayData != null && arrayData.isArray;
XNode.Node node = serializedObject.targetObject as XNode.Node;
ReorderableList list = new ReorderableList(dynamicPorts, null, true, true, true, true);
string label = arrayData != null ? arrayData.displayName : ObjectNames.NicifyVariableName(fieldName);
list.drawElementCallback =
(Rect rect, int index, bool isActive, bool isFocused) => {
XNode.NodePort port = node.GetPort(fieldName + " " + index);
if (hasArrayData)
{
if (arrayData.arraySize <= index)
{
EditorGUI.LabelField(rect, "Array[" + index + "] data out of range");
return;
}
SerializedProperty itemData = arrayData.GetArrayElementAtIndex(index);
EditorGUI.PropertyField(rect, itemData, true);
}
else
{
EditorGUI.LabelField(rect, port != null ? port.fieldName : "");
}
if (port != null)
{
Vector2 pos = rect.position + (port.IsOutput?new Vector2(rect.width + 6, 0) : new Vector2(-36, 0));
NodeEditorGUILayout.PortField(pos, port);
}
};
list.elementHeightCallback =
(int index) => {
if (hasArrayData)
{
if (arrayData.arraySize <= index)
{
return(EditorGUIUtility.singleLineHeight);
}
SerializedProperty itemData = arrayData.GetArrayElementAtIndex(index);
return(EditorGUI.GetPropertyHeight(itemData));
}
else
{
return(EditorGUIUtility.singleLineHeight);
}
};
list.drawHeaderCallback =
(Rect rect) => {
EditorGUI.LabelField(rect, label);
};
list.onSelectCallback =
(ReorderableList rl) => {
reorderableListIndex = rl.index;
};
list.onReorderCallback =
(ReorderableList rl) => {
// Move up
if (rl.index > reorderableListIndex)
{
for (int i = reorderableListIndex; i < rl.index; ++i)
{
XNode.NodePort port = node.GetPort(fieldName + " " + i);
XNode.NodePort nextPort = node.GetPort(fieldName + " " + (i + 1));
port.SwapConnections(nextPort);
// Swap cached positions to mitigate twitching
Rect rect = NodeEditorWindow.current.portConnectionPoints[port];
NodeEditorWindow.current.portConnectionPoints[port] = NodeEditorWindow.current.portConnectionPoints[nextPort];
NodeEditorWindow.current.portConnectionPoints[nextPort] = rect;
}
}
// Move down
else
{
for (int i = reorderableListIndex; i > rl.index; --i)
{
XNode.NodePort port = node.GetPort(fieldName + " " + i);
XNode.NodePort nextPort = node.GetPort(fieldName + " " + (i - 1));
port.SwapConnections(nextPort);
// Swap cached positions to mitigate twitching
Rect rect = NodeEditorWindow.current.portConnectionPoints[port];
NodeEditorWindow.current.portConnectionPoints[port] = NodeEditorWindow.current.portConnectionPoints[nextPort];
NodeEditorWindow.current.portConnectionPoints[nextPort] = rect;
}
}
// Apply changes
serializedObject.ApplyModifiedProperties();
serializedObject.Update();
// Move array data if there is any
if (hasArrayData)
{
arrayData.MoveArrayElement(reorderableListIndex, rl.index);
}
// Apply changes
serializedObject.ApplyModifiedProperties();
serializedObject.Update();
NodeEditorWindow.current.Repaint();
EditorApplication.delayCall += NodeEditorWindow.current.Repaint;
};
list.onAddCallback =
(ReorderableList rl) => {
// Add dynamic port postfixed with an index number
string newName = fieldName + " 0";
int i = 0;
while (node.HasPort(newName))
{
newName = fieldName + " " + (++i);
}
if (io == XNode.NodePort.IO.Output)
{
node.AddDynamicOutput(type, connectionType, XNode.Node.TypeConstraint.None, newName);
}
else
{
node.AddDynamicInput(type, connectionType, typeConstraint, newName);
}
serializedObject.Update();
EditorUtility.SetDirty(node);
if (hasArrayData)
{
arrayData.InsertArrayElementAtIndex(arrayData.arraySize);
}
serializedObject.ApplyModifiedProperties();
};
list.onRemoveCallback =
(ReorderableList rl) => {
var indexedPorts = node.DynamicPorts.Select(x => {
string[] split = x.fieldName.Split(' ');
if (split != null && split.Length == 2 && split[0] == fieldName)
{
int i = -1;
if (int.TryParse(split[1], out i))
{
return(new { index = i, port = x });
}
}
return(new { index = -1, port = (XNode.NodePort)null });
}).Where(x => x.port != null);
dynamicPorts = indexedPorts.OrderBy(x => x.index).Select(x => x.port).ToList();
int index = rl.index;
if (dynamicPorts[index] == null)
{
Debug.LogWarning("No port found at index " + index + " - Skipped");
}
else if (dynamicPorts.Count <= index)
{
Debug.LogWarning("DynamicPorts[" + index + "] out of range. Length was " + dynamicPorts.Count + " - Skipped");
}
else
{
// Clear the removed ports connections
dynamicPorts[index].ClearConnections();
// Move following connections one step up to replace the missing connection
for (int k = index + 1; k < dynamicPorts.Count(); k++)
{
for (int j = 0; j < dynamicPorts[k].ConnectionCount; j++)
{
XNode.NodePort other = dynamicPorts[k].GetConnection(j);
dynamicPorts[k].Disconnect(other);
dynamicPorts[k - 1].Connect(other);
}
}
// Remove the last dynamic port, to avoid messing up the indexing
node.RemoveDynamicPort(dynamicPorts[dynamicPorts.Count() - 1].fieldName);
serializedObject.Update();
EditorUtility.SetDirty(node);
}
if (hasArrayData)
{
if (arrayData.arraySize <= index)
{
Debug.LogWarning("Attempted to remove array index " + index + " where only " + arrayData.arraySize + " exist - Skipped");
Debug.Log(rl.list[0]);
return;
}
arrayData.DeleteArrayElementAtIndex(index);
// Error handling. If the following happens too often, file a bug report at https://github.com/Siccity/xNode/issues
if (dynamicPorts.Count <= arrayData.arraySize)
{
while (dynamicPorts.Count <= arrayData.arraySize)
{
arrayData.DeleteArrayElementAtIndex(arrayData.arraySize - 1);
}
UnityEngine.Debug.LogWarning("Array size exceeded dynamic ports size. Excess items removed.");
}
serializedObject.ApplyModifiedProperties();
serializedObject.Update();
}
};
if (hasArrayData)
{
int dynamicPortCount = dynamicPorts.Count;
while (dynamicPortCount < arrayData.arraySize)
{
// Add dynamic port postfixed with an index number
string newName = arrayData.name + " 0";
int i = 0;
while (node.HasPort(newName))
{
newName = arrayData.name + " " + (++i);
}
if (io == XNode.NodePort.IO.Output)
{
node.AddDynamicOutput(type, connectionType, typeConstraint, newName);
}
else
{
node.AddDynamicInput(type, connectionType, typeConstraint, newName);
}
EditorUtility.SetDirty(node);
dynamicPortCount++;
}
while (arrayData.arraySize < dynamicPortCount)
{
arrayData.InsertArrayElementAtIndex(arrayData.arraySize);
}
serializedObject.ApplyModifiedProperties();
serializedObject.Update();
}
if (onCreation != null)
{
onCreation(list);
}
return(list);
}
/// <summary> Draw an editable list of instance ports. Port names are named as "[fieldName] [index]" </summary>
/// <param name="fieldName">Supply a list for editable values</param>
/// <param name="type">Value type of added instance ports</param>
/// <param name="serializedObject">The serializedObject of the node</param>
/// <param name="connectionType">Connection type of added instance ports</param>
public static void InstancePortList(string fieldName, Type type, SerializedObject serializedObject, XNode.Node.ConnectionType connectionType = XNode.Node.ConnectionType.Multiple)
{
XNode.Node node = serializedObject.targetObject as XNode.Node;
SerializedProperty arrayData = serializedObject.FindProperty(fieldName);
bool hasArrayData = arrayData != null && arrayData.isArray;
int arraySize = hasArrayData ? arrayData.arraySize : 0;
List <XNode.NodePort> instancePorts = node.InstancePorts.Where(x => x.fieldName.StartsWith(fieldName)).OrderBy(x => x.fieldName).ToList();
for (int i = 0; i < instancePorts.Count(); i++)
{
GUILayout.BeginHorizontal();
if (GUILayout.Button("-", GUILayout.Width(30)))
{
// Clear the removed ports connections
instancePorts[i].ClearConnections();
// Move following connections one step up to replace the missing connection
for (int k = i + 1; k < instancePorts.Count(); k++)
{
for (int j = 0; j < instancePorts[k].ConnectionCount; j++)
{
XNode.NodePort other = instancePorts[k].GetConnection(j);
instancePorts[k].Disconnect(other);
instancePorts[k - 1].Connect(other);
}
}
// Remove the last instance port, to avoid messing up the indexing
node.RemoveInstancePort(instancePorts[instancePorts.Count() - 1].fieldName);
serializedObject.Update();
EditorUtility.SetDirty(node);
if (hasArrayData)
{
arrayData.DeleteArrayElementAtIndex(i);
arraySize--;
}
i--;
}
else
{
if (hasArrayData)
{
if (i < arraySize)
{
SerializedProperty itemData = arrayData.GetArrayElementAtIndex(i);
if (itemData != null)
{
EditorGUILayout.PropertyField(itemData, new GUIContent(ObjectNames.NicifyVariableName(fieldName) + " " + i));
}
else
{
EditorGUILayout.LabelField("[Missing array data]");
}
}
else
{
EditorGUILayout.LabelField("[Out of bounds]");
}
}
else
{
EditorGUILayout.LabelField(instancePorts[i].fieldName);
}
NodeEditorGUILayout.PortField(new GUIContent(), node.GetPort(instancePorts[i].fieldName), GUILayout.Width(-4));
}
GUILayout.EndHorizontal();
}
GUILayout.BeginHorizontal();
EditorGUILayout.Space();
if (GUILayout.Button("+", GUILayout.Width(30)))
{
string newName = fieldName + " 0";
int i = 0;
while (node.HasPort(newName))
{
newName = fieldName + " " + (++i);
}
instancePorts.Add(node.AddInstanceOutput(type, connectionType, newName));
serializedObject.Update();
EditorUtility.SetDirty(node);
if (hasArrayData)
{
arrayData.InsertArrayElementAtIndex(arraySize);
}
}
GUILayout.EndHorizontal();
}
/// <summary> Draw an editable list of instance ports. Port names are named as "[fieldName] [index]" </summary>
/// <param name="fieldName">Supply a list for editable values</param>
/// <param name="type">Value type of added instance ports</param>
/// <param name="serializedObject">The serializedObject of the node</param>
/// <param name="connectionType">Connection type of added instance ports</param>
public static void InstancePortList(string fieldName, Type type, SerializedObject serializedObject, XNode.NodePort.IO io, XNode.Node.ConnectionType connectionType = XNode.Node.ConnectionType.Multiple)
{
XNode.Node node = serializedObject.targetObject as XNode.Node;
SerializedProperty arrayData = serializedObject.FindProperty(fieldName);
bool hasArrayData = arrayData != null && arrayData.isArray;
int arraySize = hasArrayData ? arrayData.arraySize : 0;
Predicate <string> isMatchingInstancePort =
x => {
string[] split = x.Split(' ');
if (split != null && split.Length == 2)
{
return(split[0] == fieldName);
}
else
{
return(false);
}
};
List <XNode.NodePort> instancePorts = node.InstancePorts.Where(x => isMatchingInstancePort(x.fieldName)).OrderBy(x => x.fieldName).ToList();
for (int i = 0; i < instancePorts.Count(); i++)
{
GUILayout.BeginHorizontal();
// 'Remove' button
if (GUILayout.Button("-", GUILayout.Width(20)))
{
// Clear the removed ports connections
instancePorts[i].ClearConnections();
// Move following connections one step up to replace the missing connection
for (int k = i + 1; k < instancePorts.Count(); k++)
{
for (int j = 0; j < instancePorts[k].ConnectionCount; j++)
{
XNode.NodePort other = instancePorts[k].GetConnection(j);
instancePorts[k].Disconnect(other);
instancePorts[k - 1].Connect(other);
}
}
// Remove the last instance port, to avoid messing up the indexing
node.RemoveInstancePort(instancePorts[instancePorts.Count() - 1].fieldName);
serializedObject.Update();
EditorUtility.SetDirty(node);
if (hasArrayData)
{
arrayData.DeleteArrayElementAtIndex(i);
arraySize--;
// Error handling. If the following happens too often, file a bug report at https://github.com/Siccity/xNode/issues
if (instancePorts.Count <= arraySize)
{
while (instancePorts.Count <= arraySize)
{
arrayData.DeleteArrayElementAtIndex(--arraySize);
}
Debug.LogWarning("Array size exceeded instance ports size. Excess items removed.");
}
serializedObject.ApplyModifiedProperties();
serializedObject.Update();
}
i--;
GUILayout.EndHorizontal();
}
else
{
if (hasArrayData)
{
if (i < arraySize)
{
SerializedProperty itemData = arrayData.GetArrayElementAtIndex(i);
if (itemData != null)
{
EditorGUILayout.PropertyField(itemData, new GUIContent(ObjectNames.NicifyVariableName(fieldName) + " " + i), true);
}
else
{
EditorGUILayout.LabelField("[Missing array data]");
}
}
else
{
EditorGUILayout.LabelField("[Out of bounds]");
}
}
else
{
EditorGUILayout.LabelField(instancePorts[i].fieldName);
}
GUILayout.EndHorizontal();
NodeEditorGUILayout.AddPortField(node.GetPort(instancePorts[i].fieldName));
}
// GUILayout.EndHorizontal();
}
GUILayout.BeginHorizontal();
GUILayout.FlexibleSpace();
// 'Add' button
if (GUILayout.Button("+", GUILayout.Width(20)))
{
string newName = fieldName + " 0";
int i = 0;
while (node.HasPort(newName))
{
newName = fieldName + " " + (++i);
}
if (io == XNode.NodePort.IO.Output)
{
node.AddInstanceOutput(type, connectionType, newName);
}
else
{
node.AddInstanceInput(type, connectionType, newName);
}
serializedObject.Update();
EditorUtility.SetDirty(node);
if (hasArrayData)
{
arrayData.InsertArrayElementAtIndex(arraySize);
}
serializedObject.ApplyModifiedProperties();
}
GUILayout.EndHorizontal();
}
protected virtual void PropertyField(SerializedProperty property, bool includeChildren = true, params GUILayoutOption[] options)
{
NodeEditorGUILayout.PropertyField(property, includeChildren, options);
}
private static ReorderableList CreateReorderableList(List <XNode.NodePort> instancePorts, SerializedProperty arrayData, Type type, SerializedObject serializedObject, XNode.NodePort.IO io, string label, XNode.ConnectionType connectionType = XNode.ConnectionType.Multiple)
{
bool hasArrayData = arrayData != null && arrayData.isArray;
int arraySize = hasArrayData ? arrayData.arraySize : 0;
var node = serializedObject.targetObject as XNode.INode;
ReorderableList list = new ReorderableList(instancePorts, null, true, true, true, true);
list.drawElementCallback =
(Rect rect, int index, bool isActive, bool isFocused) => {
XNode.NodePort port = node.GetPort(arrayData.name + " " + index);
if (hasArrayData)
{
if (arrayData.arraySize <= index)
{
EditorGUI.LabelField(rect, "Invalid element " + index);
return;
}
SerializedProperty itemData = arrayData.GetArrayElementAtIndex(index);
EditorGUI.PropertyField(rect, itemData);
}
else
{
EditorGUI.LabelField(rect, port.fieldName);
}
Vector2 pos = rect.position + (port.IsOutput?new Vector2(rect.width + 6, 0) : new Vector2(-36, 0));
NodeEditorGUILayout.PortField(pos, port);
};
list.elementHeightCallback =
(int index) => {
if (hasArrayData)
{
if (arrayData.arraySize <= index)
{
return(EditorGUIUtility.singleLineHeight);
}
SerializedProperty itemData = arrayData.GetArrayElementAtIndex(index);
return(EditorGUI.GetPropertyHeight(itemData));
}
else
{
return(EditorGUIUtility.singleLineHeight);
}
};
list.drawHeaderCallback =
(Rect rect) => {
EditorGUI.LabelField(rect, label);
};
list.onSelectCallback =
(ReorderableList rl) => {
reorderableListIndex = rl.index;
};
list.onReorderCallback =
(ReorderableList rl) => {
// Move up
if (rl.index > reorderableListIndex)
{
for (int i = reorderableListIndex; i < rl.index; ++i)
{
XNode.NodePort port = node.GetPort(arrayData.name + " " + i);
XNode.NodePort nextPort = node.GetPort(arrayData.name + " " + (i + 1));
port.SwapConnections(nextPort);
// Swap cached positions to mitigate twitching
Rect rect = NodeEditorWindow.current.portConnectionPoints[port];
NodeEditorWindow.current.portConnectionPoints[port] = NodeEditorWindow.current.portConnectionPoints[nextPort];
NodeEditorWindow.current.portConnectionPoints[nextPort] = rect;
}
}
// Move down
else
{
for (int i = reorderableListIndex; i > rl.index; --i)
{
XNode.NodePort port = node.GetPort(arrayData.name + " " + i);
XNode.NodePort nextPort = node.GetPort(arrayData.name + " " + (i - 1));
port.SwapConnections(nextPort);
// Swap cached positions to mitigate twitching
Rect rect = NodeEditorWindow.current.portConnectionPoints[port];
NodeEditorWindow.current.portConnectionPoints[port] = NodeEditorWindow.current.portConnectionPoints[nextPort];
NodeEditorWindow.current.portConnectionPoints[nextPort] = rect;
}
}
// Apply changes
serializedObject.ApplyModifiedProperties();
serializedObject.Update();
// Move array data if there is any
if (hasArrayData)
{
arrayData.MoveArrayElement(reorderableListIndex, rl.index);
}
// Apply changes
serializedObject.ApplyModifiedProperties();
serializedObject.Update();
NodeEditorWindow.current.Repaint();
EditorApplication.delayCall += NodeEditorWindow.current.Repaint;
};
list.onAddCallback =
(ReorderableList rl) => {
// Add instance port postfixed with an index number
string newName = arrayData.name + " 0";
int i = 0;
while (node.HasPort(newName))
{
newName = arrayData.name + " " + (++i);
}
if (io == XNode.NodePort.IO.Output)
{
node.AddInstanceOutput(type, connectionType, newName);
}
else
{
node.AddInstanceInput(type, connectionType, newName);
}
serializedObject.Update();
EditorUtility.SetDirty(node as UnityEngine.Object);
if (hasArrayData)
{
arrayData.InsertArrayElementAtIndex(arraySize);
}
serializedObject.ApplyModifiedProperties();
};
list.onRemoveCallback =
(ReorderableList rl) => {
int index = rl.index;
// Clear the removed ports connections
instancePorts[index].ClearConnections();
// Move following connections one step up to replace the missing connection
for (int k = index + 1; k < instancePorts.Count(); k++)
{
for (int j = 0; j < instancePorts[k].ConnectionCount; j++)
{
XNode.NodePort other = instancePorts[k].GetConnection(j);
instancePorts[k].Disconnect(other);
instancePorts[k - 1].Connect(other);
}
}
// Remove the last instance port, to avoid messing up the indexing
node.RemoveInstancePort(instancePorts[instancePorts.Count() - 1].fieldName);
serializedObject.Update();
EditorUtility.SetDirty(node as UnityEngine.Object);
if (hasArrayData)
{
arrayData.DeleteArrayElementAtIndex(index);
arraySize--;
// Error handling. If the following happens too often, file a bug report at https://github.com/Siccity/xNode/issues
if (instancePorts.Count <= arraySize)
{
while (instancePorts.Count <= arraySize)
{
arrayData.DeleteArrayElementAtIndex(--arraySize);
}
Debug.LogWarning("Array size exceeded instance ports size. Excess items removed.");
}
serializedObject.ApplyModifiedProperties();
serializedObject.Update();
}
};
if (hasArrayData)
{
int instancePortCount = instancePorts.Count;
while (instancePortCount < arraySize)
{
// Add instance port postfixed with an index number
string newName = arrayData.name + " 0";
int i = 0;
while (node.HasPort(newName))
{
newName = arrayData.name + " " + (++i);
}
if (io == XNode.NodePort.IO.Output)
{
node.AddInstanceOutput(type, connectionType, newName);
}
else
{
node.AddInstanceInput(type, connectionType, newName);
}
EditorUtility.SetDirty(node as UnityEngine.Object);
instancePortCount++;
}
while (arraySize < instancePortCount)
{
arrayData.InsertArrayElementAtIndex(arraySize);
arraySize++;
}
serializedObject.ApplyModifiedProperties();
serializedObject.Update();
}
if (onCreateReorderableList != null)
{
onCreateReorderableList(list);
}
return(list);
}
/// <summary> Draws all connections </summary>
public void DrawConnections()
{
Vector2 mousePos = Event.current.mousePosition;
List <RerouteReference> selection = preBoxSelectionReroute != null ? new List <RerouteReference>(preBoxSelectionReroute) : new List <RerouteReference>();
hoveredReroute = new RerouteReference();
foreach (XNode.Node node in graph.nodes)
{
//If a null node is found, return. This can happen if the nodes associated script is deleted. It is currently not possible in Unity to delete a null asset.
if (node == null)
{
continue;
}
// Draw full connections and output > reroute
foreach (XNode.NodePort output in node.Outputs)
{
//Needs cleanup. Null checks are ugly
if (!portConnectionPoints.ContainsKey(output))
{
continue;
}
Color connectionColor = graphEditor.GetTypeColor(output.ValueType);
for (int k = 0; k < output.ConnectionCount; k++)
{
XNode.NodePort input = output.GetConnection(k);
// Error handling
if (input == null)
{
continue; //If a script has been updated and the port doesn't exist, it is removed and null is returned. If this happens, return.
}
if (!input.IsConnectedTo(output))
{
input.Connect(output);
}
if (!_portConnectionPoints.ContainsKey(input))
{
continue;
}
Vector2 from = _portConnectionPoints[output].center;
Vector2 to = Vector2.zero;
List <Vector2> reroutePoints = output.GetReroutePoints(k);
// Loop through reroute points and draw the path
for (int i = 0; i < reroutePoints.Count; i++)
{
to = reroutePoints[i];
DrawConnection(from, to, connectionColor);
from = to;
}
to = _portConnectionPoints[input].center;
DrawConnection(from, to, connectionColor);
// Loop through reroute points again and draw the points
for (int i = 0; i < reroutePoints.Count; i++)
{
// Draw reroute point at position
Rect rect = new Rect(reroutePoints[i], new Vector2(16, 16));
rect.position = new Vector2(rect.position.x - 8, rect.position.y - 8);
rect = GridToWindowRect(rect);
Color bgcol = new Color32(90, 97, 105, 255);;
if (selectedReroutes.Contains(new RerouteReference(output, k, i)))
{
bgcol = Color.yellow;
}
NodeEditorGUILayout.DrawPortHandle(rect, bgcol, connectionColor);
if (rect.Overlaps(selectionBox))
{
selection.Add(new RerouteReference(output, k, i));
}
if (rect.Contains(mousePos))
{
hoveredReroute = new RerouteReference(output, k, i);
}
}
}
}
}
if (Event.current.type != EventType.Layout && currentActivity == NodeActivity.DragGrid)
{
selectedReroutes = selection;
}
}
