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CTT/Unity/Assets/XNode/Editor/SceneGraphEditor.cs

77 lines
3.0 KiB
C#

using System;
using System.Collections;
using System.Collections.Generic;
using UnityEditor;
using UnityEngine;
using XNode;
namespace XNodeEditor {
[CustomEditor(typeof(SceneGraph), true)]
public class SceneGraphEditor : Editor {
private SceneGraph sceneGraph;
private bool removeSafely;
private Type graphType;
public override void OnInspectorGUI() {
if (sceneGraph.graph == null) {
if (GUILayout.Button("New graph", GUILayout.Height(40))) {
if (graphType == null) {
Type[] graphTypes = NodeEditorReflection.GetDerivedTypes(typeof(NodeGraph));
GenericMenu menu = new GenericMenu();
for (int i = 0; i < graphTypes.Length; i++) {
Type graphType = graphTypes[i];
menu.AddItem(new GUIContent(graphType.Name), false, () => CreateGraph(graphType));
}
menu.ShowAsContext();
} else {
CreateGraph(graphType);
}
}
} else {
if (GUILayout.Button("Open graph", GUILayout.Height(40))) {
NodeEditorWindow.Open(sceneGraph.graph);
}
if (removeSafely) {
GUILayout.BeginHorizontal();
GUILayout.Label("Really remove graph?");
GUI.color = new Color(1, 0.8f, 0.8f);
if (GUILayout.Button("Remove")) {
removeSafely = false;
Undo.RecordObject(sceneGraph, "Removed graph");
sceneGraph.graph = null;
}
GUI.color = Color.white;
if (GUILayout.Button("Cancel")) {
removeSafely = false;
}
GUILayout.EndHorizontal();
} else {
GUI.color = new Color(1, 0.8f, 0.8f);
if (GUILayout.Button("Remove graph")) {
removeSafely = true;
}
GUI.color = Color.white;
}
}
}
private void OnEnable() {
sceneGraph = target as SceneGraph;
Type sceneGraphType = sceneGraph.GetType();
if (sceneGraphType == typeof(SceneGraph)) {
graphType = null;
} else {
Type baseType = sceneGraphType.BaseType;
if (baseType.IsGenericType) {
graphType = sceneGraphType = baseType.GetGenericArguments() [0];
}
}
}
public void CreateGraph(Type type) {
Undo.RecordObject(sceneGraph, "Create graph");
sceneGraph.graph = ScriptableObject.CreateInstance(type) as NodeGraph;
sceneGraph.graph.name = sceneGraph.name + "-graph";
}
}
}