private void OnDestroy()
{
if (target != null && ItemBeingConnected == (PVCItem)target)
{
ItemBeingConnected = null;
}
PersistentGizmos.CleanUp(target);
}
protected virtual void OnSceneGUI()
{
if (targets.Length != 1)
{
return;
}
var myItem = (PVCItem)target;
//Only need to do scene GUI stuff if this item is being connected to something.
if (myItem != ItemBeingConnected)
{
return;
}
//Intercept mouse events.
if (Event.current.type == EventType.Layout)
{
HandleUtility.AddDefaultControl(0);
}
var mouth = myItem.Mouths[ConnectIndex];
//Draw a sphere around the end being connected.
PersistentGizmos.Sphere(myItem, 0, mouth.MyTr.position, 1.0f,
new Color(0.25f, 1.0f, 0.25f, 0.325f));
//See if a compatible item is being moused over.
PVCItem selectedPvcItem;
int selectedMouthI;
FindMousedOverItem(myItem.CompatibleObjects, out selectedPvcItem, out selectedMouthI);
if (selectedMouthI >= 0)
{
//Draw a sphere around the mouth.
PersistentGizmos.Sphere(myItem, 1,
selectedPvcItem.Mouths[selectedMouthI].MyTr.position, 1.0f,
new Color(1.0f, 0.25f, 0.25f, 0.325f));
//If the mouse clicks, choose the connector mouth.
if (Event.current.type == EventType.MouseUp && Event.current.button == 0)
{
//Push the state onto the Undo stack before modifying it.
var itemsBeingChanged = new List <UnityEngine.Object>();
var parent1 = myItem.MyTr.parent;
itemsBeingChanged.AddRange(GetHierarchyFromRoot(parent1));
var parent2 = selectedPvcItem.MyTr.parent;
if (parent2 != parent1)
{
itemsBeingChanged.AddRange(GetHierarchyFromRoot(parent2));
}
//Make the connection.
//TODO: Doesn't always work?
selectedPvcItem.Mouths[selectedMouthI].OtherItem = myItem;
selectedPvcItem.Mouths[selectedMouthI].OtherItemMouthI = ConnectIndex;
var prop_thisMouth = serializedObject.FindProperty("mouths").GetArrayElementAtIndex(ConnectIndex);
prop_thisMouth.FindPropertyRelative("OtherItem").objectReferenceValue = selectedPvcItem;
prop_thisMouth.FindPropertyRelative("OtherItemMouthI").intValue = selectedMouthI;
//myItem.Mouths[ConnectIndex].OtherItem = selectedPvcItem;
//myItem.Mouths[ConnectIndex].OtherItemMouthI = selectedMouthI;
//Merge the groups.
if (parent1 != parent2)
{
while (parent2.childCount > 0)
{
parent2.GetChild(0).SetParent(parent1, true);
}
DestroyImmediate(parent2.gameObject);
}
//Clean up.
ItemBeingConnected = null;
PersistentGizmos.CleanUp(myItem);
serializedObject.ApplyModifiedProperties();
myItem.UpdateTransform();
Repaint();
}
}
}
