/// <summary>
/// Force the component order for the selected instance, using a ComponentOrderList as a template
/// </summary>
public static void ForceOrder(U.GameObject instance, ComponentOrderList col)
{
#if UNITY_EDITOR
if (instance == null)
{
EditorUtil.Debug("[SETUtil.CompUtil.Reorder ERROR] null reference.");
return;
}
U.Component[] components = GatherComponents(instance);
int cycle = 0;
int ANTI_LOCK_LIMIT = 45;
bool validOrder = false;
do
{
for (uint i = 0; i < components.Length - 1; i++)
{
if (components[i].FindOrderIndex(ref col) > components[i + 1].FindOrderIndex(ref col))
{
UnityEditorInternal.ComponentUtility.MoveComponentDown(components[i]);
components = GatherComponents(instance);
}
}
cycle++;
validOrder = col.EvaluateOrder(components);
}while (!validOrder && cycle < ANTI_LOCK_LIMIT);
#endif
}
//private:
/// <summary>
/// returns true if all components are in order
/// </summary>
private static bool EvaluateOrder(this ComponentOrderList col, U.Component[] components)
{
bool valid = true;
for (uint i = 0; i < components.Length - 1; i++)
{
int _currentOrder = components[i].FindOrderIndex(ref col),
_nextOrder = components[i + 1].FindOrderIndex(ref col);
if (_currentOrder > _nextOrder)
{
valid = false;
}
}
return(valid);
}
private static int FindOrderIndex(this U.Component comp, ref ComponentOrderList col)
{
System.Type _comType = comp.GetType();
int _order = 0;
if (typeof(iOrderedComponent).IsAssignableFrom(_comType))
{
_order = ((iOrderedComponent)comp).OrderIndex();
}
else
{
_order = col.EvaluateElement(_comType);
}
return(_order);
}
