//auto-add to WaypointManager
void Awake()
{
WaypointManager.AddPath(gameObject);
}
public override void OnInspectorGUI()
{
//show default variables of manager
DrawDefaultInspector();
//get manager reference
script = (WaypointManager)target;
EditorGUILayout.LabelField("", GUI.skin.horizontalSlider);
//get sceneview to auto-detect 2D mode
SceneView view = GetSceneView();
mode2D = view.in2DMode;
EditorGUILayout.Space();
EditorGUILayout.BeginHorizontal();
//draw path text label
GUILayout.Label("Enter Path Name: ", GUILayout.Height(15));
//display text field for creating a path with that name
pathName = EditorGUILayout.TextField(pathName, GUILayout.Height(15));
EditorGUILayout.EndHorizontal();
EditorGUILayout.Space();
EditorGUILayout.BeginHorizontal();
//draw path type selection enum
GUILayout.Label("Select Path Type: ", GUILayout.Height(15));
pathType = (PathType)EditorGUILayout.EnumPopup(pathType);
EditorGUILayout.EndHorizontal();
EditorGUILayout.Space();
//display label of current mode
if (mode2D)
{
GUILayout.Label("2D Mode Detected.", GUILayout.Height(15));
}
else
{
GUILayout.Label("3D Mode Detected.", GUILayout.Height(15));
}
EditorGUILayout.Space();
//draw path creation button
if (!placing && GUILayout.Button("Start Path", GUILayout.Height(40)))
{
if (pathName == "")
{
EditorUtility.DisplayDialog("No Path Name", "Please enter a unique name for your path.", "Ok");
return;
}
if (script.transform.Find(pathName) != null)
{
if (EditorUtility.DisplayDialog("Path Exists Already",
"A path with this name exists already.\n\nWould you like to edit it?", "Ok", "Cancel"))
{
Selection.activeTransform = script.transform.Find(pathName);
}
return;
}
//create a new container transform which will hold all new waypoints
path = new GameObject(pathName);
//reset position and parent container gameobject to this manager gameobject
path.transform.position = script.gameObject.transform.position;
path.transform.parent = script.gameObject.transform;
StartPath();
//we passed all prior checks, toggle waypoint placement
placing = true;
//focus sceneview for placement
view.Focus();
}
GUI.backgroundColor = Color.yellow;
//finish path button
if (placing && GUILayout.Button("Finish Editing", GUILayout.Height(40)))
{
FinishPath();
}
GUI.backgroundColor = Color.white;
EditorGUILayout.Space();
//draw instructions
GUILayout.TextArea("Hint:\nEnter a unique name for your path, "
+ "then press 'Start Path' to begin placement mode. Press '" + script.placementKey
+ "' on your keyboard to place new waypoints in the Scene view. In 3D Mode "
+ "you have to place waypoints onto game objects with colliders. You can "
+ "also place waypoints at the current scene view camera position by pressing '"
+ script.viewPlacementKey + "'.\n\nPress 'Finish Editing' to end your path.");
}
public override void OnInspectorGUI()
{
//don't draw inspector fields if the path contains less than 2 points
//(a path with less than 2 points really isn't a path)
if (script.bPoints.Count < 2)
{
//button to create path manually
if (GUILayout.Button("Create Path from Children"))
{
Undo.RecordObject(script, "Create Path");
script.Create();
SceneView.RepaintAll();
}
return;
}
//create new checkboxes for path gizmo property
script.showHandles = EditorGUILayout.Toggle("Show Handles", script.showHandles);
script.connectHandles = EditorGUILayout.Toggle("Connect Handles", script.connectHandles);
script.drawCurved = EditorGUILayout.Toggle("Draw Smooth Lines", script.drawCurved);
script.drawDirection = EditorGUILayout.Toggle("Draw Direction", script.drawDirection);
//create new color fields for editing path gizmo colors
script.color1 = EditorGUILayout.ColorField("Color1", script.color1);
script.color2 = EditorGUILayout.ColorField("Color2", script.color2);
script.color3 = EditorGUILayout.ColorField("Color3", script.color3);
//calculate path length of all waypoints
float pathLength = WaypointManager.GetPathLength(script.pathPoints);
GUILayout.Label("Path Length: " + pathLength);
float thisDetail = script.pathDetail;
//slider to modify the smoothing factor of the final path,
//round because of path point imprecision placement (micro loops)
script.pathDetail = EditorGUILayout.Slider("Path Detail", script.pathDetail, 0.5f, 10);
script.pathDetail = Mathf.Round(script.pathDetail * 10f) / 10f;
//toggle custom detail when modifying the whole path
if (thisDetail != script.pathDetail)
{
script.customDetail = false;
}
//draw custom detail settings
DetailSettings();
//button for switching over to the WaypointManager for further path editing
if (GUILayout.Button("Continue Editing"))
{
Selection.activeGameObject = (GameObject.FindObjectOfType(typeof(WaypointManager)) as WaypointManager).gameObject;
WaypointEditor.ContinuePath(script);
}
//more path modifiers
DrawPathOptions();
EditorGUILayout.Space();
//waypoint index header
GUILayout.Label("Waypoints: ", EditorStyles.boldLabel);
//loop through the waypoint array
for (int i = 0; i < script.bPoints.Count; i++)
{
GUILayout.BeginHorizontal();
//indicate each array slot with index number in front of it
GUILayout.Label(i + ".", GUILayout.Width(20));
//create an object field for every waypoint
EditorGUILayout.ObjectField(script.bPoints[i].wp, typeof(Transform), true);
//display an "Add Waypoint" button for every array row except the last one
//on click we call AddWaypointAtIndex() to insert a new waypoint slot AFTER the selected slot
if (i < script.bPoints.Count && GUILayout.Button("+", GUILayout.Width(30f)))
{
AddWaypointAtIndex(i);
break;
}
//display an "Remove Waypoint" button for every array row except the first and last one
//on click we call RemoveWaypointAtIndex() to delete the selected waypoint slot
if (i > 0 && i < script.bPoints.Count - 1 && GUILayout.Button("-", GUILayout.Width(30f)))
{
RemoveWaypointAtIndex(i);
break;
}
GUILayout.EndHorizontal();
}
//recalculate on inspector changes
if (GUI.changed)
{
script.CalculatePath();
EditorUtility.SetDirty(target);
}
}
