private void OnSceneGUI()
{
Event e = Event.current;
//Step Object
if (e.type == EventType.ScrollWheel && e.shift)
{
(target as Collection)?.Step(CollectionUtility.GetScrollStep(e));
e.Use();
}
//Rotate Object
if (e.type == EventType.ScrollWheel && e.alt)
{
(target as Collection)?.StepRotation(CollectionUtility.GetScrollStep(e));
e.Use();
}
//Randomize Object
if (e.isMouse && e.button == 2 && e.shift)
{
(target as Collection)?.Randomize();
e.Use();
}
Handles.BeginGUI();
//Add padding
EditorGUILayout.LabelField("");
EditorGUILayout.LabelField("Scroll + Shift: Step through objects");
EditorGUILayout.LabelField("Scroll + Alt: Rotate Object");
EditorGUILayout.LabelField("Middle Mouse + Shift: Random objects");
Handles.EndGUI();
}
public override void OnInspectorGUI()
{
base.OnInspectorGUI();
if (Application.isPlaying)
{
return;
}
CollectionGroup myTarget = (CollectionGroup)target;
DrawChildren(myTarget);
EditorGUILayout.Space();
//Children
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("All Children");
if (GUILayout.Button("<-", GUILayout.ExpandWidth(false)))
{
myTarget.Step(-1);
}
if (GUILayout.Button("->", GUILayout.ExpandWidth(false)))
{
myTarget.Step(1);
}
if (GUILayout.Button("?", GUILayout.ExpandWidth(false)))
{
myTarget.Randomize();
}
EditorGUILayout.EndHorizontal();
//Scrolling
if (Event.current.type == EventType.ScrollWheel)
{
myTarget.Step(CollectionUtility.GetScrollStep(Event.current));
}
}
public override void UpdateCollection()
{
if (Application.isPlaying)
{
return;
}
//Reset index if prefab mode
if (!CollectionUtility.IsPrefabMode() && isPrefab)
{
isPrefab = false;
selectedIndex = -1;
ClearChildrenPrefabs();
}
//Auto Selection
if (spawnedObject == null && prefabs != null && PrefabCount > 0)
{
if (selectedIndex == -1)
{
SelectInitial();
}
else
{
Select(selectedIndex);
}
}
//Detect no prefabs
if (spawnedObject == null && (prefabs == null || prefabs.Count == 0))
{
ClearChildrenPrefabs();
spawnedObject = null;
selectedIndex = -1;
EditorUtility.SetDirty(this);
}
//Out of range
if (selectedIndex != -1 && selectedIndex >= PrefabCount)
{
Select(PrefabCount - 1);
}
else
{
//Detect change in current prefab
bool isSamePrefab = true;
#if UNITY_EDITOR
if (spawnedObject != null)
{
isSamePrefab = PrefabUtility.GetCorrespondingObjectFromSource(spawnedObject) == prefabs[selectedIndex];
}
#endif
if (selectedIndex != -1 && !isSamePrefab)
{
Select(selectedIndex);
}
}
}