Example #1
0
        // From: https://wiki.unity3d.com/index.php?title=CreateScriptableObjectAsset
        public static void CreateAsset(string path, List <Vector3> nodes)
        {
            ZestSplineSettings asset = AssetDatabase.LoadAssetAtPath(path.Replace(Application.dataPath, "Assets"), typeof(ZestSplineSettings)) as ZestSplineSettings;

            if (asset != null)
            {
                asset.Nodes = nodes;
            }
            else
            {
                asset       = ScriptableObject.CreateInstance <ZestSplineSettings>();
                asset.Nodes = nodes;
                AssetDatabase.CreateAsset(asset, path);
            }

            AssetDatabase.SaveAssets();
            AssetDatabase.Refresh();
            EditorUtility.FocusProjectWindow();
            Selection.activeObject = asset;
        }
Example #2
0
 private void saveAsScriptableObject(string path)
 {
     ZestSplineSettings.CreateAsset(path, _target.nodes);
 }
Example #3
0
        public override void OnInspectorGUI()
        {
            showEditModeToggle();

            if (!_target.isInEditMode)
            {
                drawInstructions();
                return;
            }

            if (_target.useBezier && _target.nodes.Count < 4)
            {
                _target.useBezier = false;
            }

            // what kind of handles shall we use?
            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.PrefixLabel("Use Standard Handles");
            _target.useStandardHandles = EditorGUILayout.Toggle(_target.useStandardHandles);
            EditorGUILayout.EndHorizontal();


            // path name:
            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.PrefixLabel("Route Name");
            _target.pathName = EditorGUILayout.TextField(_target.pathName);
            EditorGUILayout.EndHorizontal();

            if (_target.pathName == string.Empty)
            {
                _target.pathName = "route" + Random.Range(1, 100000);
            }


            // path color:
            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.PrefixLabel("Route Color");
            _target.pathColor = EditorGUILayout.ColorField(_target.pathColor);
            EditorGUILayout.EndHorizontal();


            // force bezier:
            GUI.enabled = !_target.forceStraightLinePath;
            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.PrefixLabel("Use Bezier Path");
            EditorGUI.BeginChangeCheck();
            _target.useBezier = EditorGUILayout.Toggle(_target.useBezier);
            if (EditorGUI.EndChangeCheck() && _target.useBezier)
            {
                // validate
                // make sure we have enough nodes to use a bezier.  nodeCount - 1 must be divisible by 3
                if (_target.nodes.Count < 4)
                {
                    Debug.LogError("there must be at least 4 nodes to use a bezier");
                    _target.useBezier = false;
                }
                else
                {
                    var excessNodes = (_target.nodes.Count - 1) % 3;
                    if (excessNodes > 0)
                    {
                        _target.nodes.RemoveRange(_target.nodes.Count - excessNodes, excessNodes);
                        Debug.LogWarning("trimming " + excessNodes + " from the node list to make a proper bezier spline");
                    }
                }
            }
            EditorGUILayout.EndHorizontal();
            GUI.enabled = true;


            // force straight lines:
            GUI.enabled = !_target.useBezier;
            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.PrefixLabel("Force Straight Line Path");
            _target.forceStraightLinePath = EditorGUILayout.Toggle(_target.forceStraightLinePath);
            EditorGUILayout.EndHorizontal();
            GUI.enabled = true;


            // close path. only relevant for node counts greater than 5
            if (_target.nodes.Count < 5)
            {
                GUI.enabled = false;
            }

            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.PrefixLabel("Close Path");
            EditorGUI.BeginChangeCheck();
            _target.closePath = EditorGUILayout.Toggle(_target.closePath);
            if (EditorGUI.EndChangeCheck())
            {
                if (_target.closePath)
                {
                    closeRoute();
                }
            }
            EditorGUILayout.EndHorizontal();
            GUI.enabled = true;

            // resolution
            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.PrefixLabel("Editor Drawing Resolution");
            _target.pathResolution = EditorGUILayout.IntSlider(_target.pathResolution, 2, 100);
            EditorGUILayout.EndHorizontal();


            EditorGUILayout.Separator();


            // insert node - we need 3 or more nodes for insert to make sense
            if (_target.nodes.Count > 2)
            {
                EditorGUILayout.BeginHorizontal();

                GUI.enabled = _selectedNodeIndex != 0 && _selectedNodeIndex != -1;
                if (GUILayout.Button("Insert Node Before Selected"))
                {
                    insertNodeAtIndex(_selectedNodeIndex, false);
                }

                GUI.enabled = _selectedNodeIndex != _target.nodes.Count - 1 && _selectedNodeIndex != -1;
                if (GUILayout.Button("Insert Node After Selected"))
                {
                    insertNodeAtIndex(_selectedNodeIndex, true);
                }

                GUI.enabled = true;

                EditorGUILayout.EndHorizontal();
            }


            // shift the start point to the origin
            if (GUILayout.Button("Shift Path to Start at Origin"))
            {
                Undo.RecordObject(_target, "Path Vector Changed");

                var offset = Vector3.zero;

                // see what kind of path we are. the simplest case is just a straight line
                var path = new Spline(_target.nodes, _target.useBezier, _target.forceStraightLinePath);
                if (path.splineType == SplineType.StraightLine || path.splineType == SplineType.Bezier || _target.nodes.Count < 5)
                {
                    offset = Vector3.zero - _target.nodes[0];
                }
                else
                {
                    offset = Vector3.zero - _target.nodes[1];
                }

                for (var i = 0; i < _target.nodes.Count; i++)
                {
                    _target.nodes[i] += offset;
                }

                GUI.changed = true;
            }


            // reverse
            if (GUILayout.Button("Reverse Path"))
            {
                Undo.RecordObject(_target, "Path Vector Changed");
                _target.nodes.Reverse();
                GUI.changed = true;
            }


            // shifters. thse only make sense for straight line and catmull rom
            if (_target.forceStraightLinePath || (_target.nodes.Count > 4 && !_target.useBezier))
            {
                GUILayout.BeginHorizontal();

                if (GUILayout.Button("Shift Nodes Left"))
                {
                    Undo.RecordObject(_target, "Path Vector Changed");

                    var firstItem = _target.nodes[0];
                    _target.nodes.RemoveAt(0);
                    _target.nodes.Add(firstItem);

                    GUI.changed = true;
                }


                if (GUILayout.Button("Shift Nodes Right"))
                {
                    Undo.RecordObject(_target, "Path Vector Changed");

                    var lastItem = _target.nodes[_target.nodes.Count - 1];
                    _target.nodes.RemoveAt(_target.nodes.Count - 1);
                    _target.nodes.Insert(0, lastItem);

                    GUI.changed = true;
                }

                GUILayout.EndHorizontal();
            }


            if (GUILayout.Button("Clear Path"))
            {
                Undo.RecordObject(_target, "Path Vector Changed");
                _target.nodes.Clear();
                _target.nodes.Add(_target.transform.position);
                _target.nodes.Add(_target.transform.position + new Vector3(5f, 5f));

                GUI.changed = true;
            }


            if (GUILayout.Button("Move z-axis Values to 0"))
            {
                Undo.RecordObject(_target, "Path Vector Changed");

                for (var i = 0; i < _target.nodes.Count; i++)
                {
                    _target.nodes[i] = new Vector3(_target.nodes[i].x, _target.nodes[i].y, 0f);
                }

                GUI.changed = true;
            }


            // persist to disk
            EditorGUILayout.Space();
            EditorGUILayout.LabelField("Save to/Read from Disk");

            // Should we save it as a ScriptableObject instead?
            EditorGUILayout.Space();
            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.PrefixLabel("Save As Scriptable Object");
            _saveAsScriptableObject = EditorGUILayout.Toggle(_saveAsScriptableObject);
            EditorGUILayout.EndHorizontal();

            EditorGUILayout.Space();
            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.PrefixLabel("Serialize and Save Path");
            if (GUILayout.Button("Save"))
            {
                if (_saveAsScriptableObject)
                {
                    if (_saveAsScriptableObject)
                    {
                        var folderPath = EditorUtility.OpenFolderPanel("Save Folder", Application.dataPath, "");
                        if (folderPath != string.Empty)
                        {
                            saveAsScriptableObject(folderPath.Replace(Application.dataPath, "Assets") + "/" + _target.pathName + ".asset");
                        }
                    }
                }
                else
                {
                    var path = EditorUtility.SaveFilePanel("Save path", Application.dataPath + "/StreamingAssets", _target.pathName + ".asset", "asset");
                    if (path != string.Empty)
                    {
                        persistRouteToDisk(path);

                        // fetch the filename and set it as the routeName
                        _target.pathName = Path.GetFileName(path).Replace(".asset", string.Empty);
                    }
                }

                GUI.changed = true;
            }
            EditorGUILayout.EndHorizontal();

            EditorGUILayout.Space();
            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.PrefixLabel("Load From Scriptable Object");
            _loadFromScriptableObject = EditorGUILayout.Toggle(_loadFromScriptableObject);
            EditorGUILayout.EndHorizontal();

            // load from disk
            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.PrefixLabel("Load saved path");
            if (GUILayout.Button("Load"))
            {
                if (_loadFromScriptableObject)
                {
                    var path = EditorUtility.OpenFilePanel("Choose path to load", Path.Combine(Application.dataPath, "Asset"), "asset");
                    if (path != string.Empty)
                    {
                        ZestSplineSettings asset = AssetDatabase.LoadAssetAtPath(path.Replace(Application.dataPath, "Assets"), typeof(ZestSplineSettings)) as ZestSplineSettings;
                        if (asset != null)
                        {
                            _target.nodes    = asset.Nodes;
                            _target.pathName = Path.GetFileName(path).Replace(".asset", string.Empty);
                        }
                        else
                        {
                            EditorUtility.DisplayDialog("Incorrect file selected", "File selected does not contain a valid path",
                                                        "Close");
                        }
                    }
                }
                else
                {
                    var path = EditorUtility.OpenFilePanel("Choose path to load",
                                                           Path.Combine(Application.dataPath, "StreamingAssets"), "asset");
                    if (path != string.Empty)
                    {
                        if (!File.Exists(path))
                        {
                            EditorUtility.DisplayDialog("File does not exist", "Path couldn't find the file you specified",
                                                        "Close");
                        }
                        else
                        {
                            _target.nodes    = SplineAssetUtils.bytesToVector3List(File.ReadAllBytes(path));
                            _target.pathName = Path.GetFileName(path).Replace(".asset", string.Empty);
                        }
                    }
                    GUI.changed = true;
                }
            }
            EditorGUILayout.EndHorizontal();


            // node display
            EditorGUILayout.Space();
            _showNodeDetails = EditorGUILayout.Foldout(_showNodeDetails, "Show Node Values");
            if (_showNodeDetails)
            {
                EditorGUI.indentLevel++;
                for (int i = 0; i < _target.nodes.Count; i++)
                {
                    _target.nodes[i] = EditorGUILayout.Vector3Field("Node " + (i + 1), _target.nodes[i]);
                }
                EditorGUI.indentLevel--;
            }

            drawInstructions();

            // update and redraw:
            if (GUI.changed)
            {
                EditorUtility.SetDirty(_target);
                Repaint();
            }
        }