public static void SetActiveTargetingGroups(List <TargetingGroup> newTGs)
{
// check for newly added TGs
foreach (TargetingGroup newTG in newTGs)
{
if (!activeTargetingGroups.Contains(newTG))
{
// if this TG is newly added, alert all MTs which belong to it
foreach (MouseTargetable MT in allMouseTargetables)
{
if (MT.targetingGroup == newTG)
{
MT.OnTGNewlyAdded();
}
}
}
}
// check for newly removed TGs
foreach (TargetingGroup oldTG in activeTargetingGroups)
{
if (!newTGs.Contains(oldTG))
{
// if this TG has just been removed, alert all MTs which belong to it
foreach (MouseTargetable MT in allMouseTargetables)
{
if (MT.targetingGroup == oldTG)
{
MT.OnTGNewlyRemoved();
}
}
}
}
// update TGs
activeTargetingGroups = newTGs;
}