private static ReorderableList CreateReorderableList(string fieldName, List <XNode.NodePort> instancePorts, 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(instancePorts, 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, "Invalid element " + index); return; } SerializedProperty itemData = arrayData.GetArrayElementAtIndex(index); EditorGUI.PropertyField(rect, itemData, true); } else { EditorGUI.LabelField(rect, 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 instance 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.AddInstanceOutput(type, connectionType, XNode.Node.TypeConstraint.None, newName); } else { node.AddInstanceInput(type, connectionType, typeConstraint, newName); } serializedObject.Update(); EditorUtility.SetDirty(node); if (hasArrayData) { arrayData.InsertArrayElementAtIndex(arrayData.arraySize); } serializedObject.ApplyModifiedProperties(); }; list.onRemoveCallback = (ReorderableList rl) => { var indexedPorts = node.InstancePorts.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 }); }); instancePorts = indexedPorts.OrderBy(x => x.index).Select(x => x.port).ToList(); int index = rl.index; if (instancePorts.Count > 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); } else { Debug.LogWarning("InstancePorts[" + index + "] out of range. Length was " + instancePorts.Count + ". Skipping."); } if (hasArrayData) { arrayData.DeleteArrayElementAtIndex(index); // Error handling. If the following happens too often, file a bug report at https://github.com/Siccity/xNode/issues if (instancePorts.Count <= arrayData.arraySize) { while (instancePorts.Count <= arrayData.arraySize) { arrayData.DeleteArrayElementAtIndex(arrayData.arraySize - 1); } UnityEngine.Debug.LogWarning("Array size exceeded instance ports size. Excess items removed."); } serializedObject.ApplyModifiedProperties(); serializedObject.Update(); } }; if (hasArrayData) { int instancePortCount = instancePorts.Count; while (instancePortCount < arrayData.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, typeConstraint, newName); } else { node.AddInstanceInput(type, connectionType, typeConstraint, newName); } EditorUtility.SetDirty(node); instancePortCount++; } while (arrayData.arraySize < instancePortCount) { arrayData.InsertArrayElementAtIndex(arrayData.arraySize); } serializedObject.ApplyModifiedProperties(); serializedObject.Update(); } if (onCreation != null) { onCreation(list); } return(list); }
private static ReorderableList CreateReorderableList(List <XNode.NodePort> instancePorts, SerializedProperty arrayData, Type type, SerializedObject serializedObject, XNode.NodePort.IO io, string label, XNode.Node.ConnectionType connectionType = XNode.Node.ConnectionType.Multiple) { bool hasArrayData = arrayData != null && arrayData.isArray; int arraySize = hasArrayData ? arrayData.arraySize : 0; XNode.Node node = serializedObject.targetObject as XNode.Node; 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) { 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) { 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); 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); 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); instancePortCount++; } while (arraySize < instancePortCount) { arrayData.InsertArrayElementAtIndex(arraySize); arraySize++; } serializedObject.ApplyModifiedProperties(); serializedObject.Update(); } if (onCreateReorderableList != null) { onCreateReorderableList(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.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(); }