Engine.SeqEvent_Touch

/**
 * Activated when an actor touches another actor.  Will be called on both actors, first on the actor that
 * was originally touched, then on the actor that did the touching
 *
 * Originator: the actor that owns this event
 * Instigator: the actor that was touched
 * Copyright 1998-2008 Epic Games, Inc. All Rights Reserved.
 */
class SeqEvent_Touch extends SequenceEvent
	native(Sequence);

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//==========================
// Base variables

/** List of class types that are considered valid for this event */
var(TouchTypes) array<class<Actor> >		ClassProximityTypes<AllowAbstract>;

/** List of class types that are considered valid for this event */
var(TouchTypes) array<class<Actor> >		IgnoredClassProximityTypes<AllowAbstract>;

/** Force the player to be overlapping at the time of activation? */
var() bool bForceOverlapping;

/**
 * Use Instigator, not actual Actor.
 * For projectiles, it returns the instigator.
 */
var() bool bUseInstigator;

/** whether dead (Health < 0) pawns can be considered touching */
var() bool bAllowDeadPawns;

/** List of all actors that have activated this touch event, so that untouch may be properly fired. */
var array<Actor> TouchedList;

native noexport final function bool CheckTouchActivate(Actor InOriginator, Actor InInstigator, optional bool bTest);
native noexport final function bool CheckUnTouchActivate(Actor InOriginator, Actor InInstigator, optional bool bTest);

event Toggled()
{
	local int Idx;
	// if now enabled
	if (bEnabled)
	{
		// check activation for everything currently touching the originator
		if (Originator != None)
		{
			for (Idx = 0; Idx < Originator.Touching.Length; Idx++)
			{
				CheckTouchActivate(Originator,Originator.Touching[Idx]);
			}
		}
	}
	else
	{
		// otherwise clear the touched list
		TouchedList.Length = 0;
	}
}

/** notification that the given Pawn has died while touching an Actor with this event connected to it
 * @param P - the pawn that died
 */
function NotifyTouchingPawnDied(Pawn P)
{
	if (!bAllowDeadPawns)
	{
		CheckUnTouchActivate(Originator, P);
	}
}

defaultproperties
{
   ClassProximityTypes(0)=Class'Engine.Pawn'
   bForceOverlapping=True
   ReTriggerDelay=0.100000
   OutputLinks(0)=(LinkDesc="Touched")
   OutputLinks(1)=(LinkDesc="UnTouched")
   ObjName="Touch"
   ObjCategory="Physics"
   Name="Default__SeqEvent_Touch"
   ObjectArchetype=SequenceEvent'Engine.Default__SequenceEvent'
}