U2Dialog.DialogController

//=============================================================================
// DialogController.uc
// Created By: Mike Baldwin
// Created On: 4/16/2001
// $Author: Mbaldwin $
// $Date: 10/22/02 5:17p $
// $Revision: 24 $
//=============================================================================
class DialogController extends Dialog
	native
	abstract;

var string					DCSpeaker;				// used to initialize the dialog controller from a file
var Actor					Actor;					// Reference to actual Actor-based object
var float					Mood;					// -1 (hostile) -----  0 (neutral) ----- +1 (friendly)
var byte					Attitude;				// Attitude toward player (can't do arithmetic ops on enums)
var DialogNode				Selection;				// Which node in the list that I want to say
var array<DialogNode>		Nodes;					// List of nodes that can be said by this speaker
var array<AbortMapT>		AbortMapDefault;		// how to handling when a speaker aborts the conversation (defaults)
var array<AbortMapT>		AbortMapCurrent;		// how to handling when a speaker aborts the conversation (conversation-specific)
var array<ResumeMapT>		ResumeMapDefault;		// how to resume from the previous dialog with certain speakers (defaults)
var array<ResumeMapT>		ResumeMapCurrent;		// how to resume from the previous dialog with certain speakers (conversation-specific)
var array<StatusMapT>		StatusMap;				// how the previous conversations ended with various speakers
var float					ReadyTime;				// is this actor ready to do dialog?
var actor					OtherParticipant;		// Who we're speaking with (cached)

//-----------------------------------------------------------------------------
// General Events
//
event DialogBegin( Actor Other )
{
	if( Actor? ) Actor.DialogBegin( Other );
}

//-----------------------------------------------------------------------------

event DialogEnd() 
{
	if( Actor? ) Actor.DialogEnd();
}

//-----------------------------------------------------------------------------

event NotifyNPCReady();

//-----------------------------------------------------------------------------
// HeadTracking

function EnableHeadTracking( actor TargetActor );
function DisableHeadTracking();
function TurnToFace( actor TargetActor );

//-----------------------------------------------------------------------------
// Mood / Attitude

function ChangeMood( float Amount );

//-----------------------------------------------------------------------------
// Facial / Hand waving

function SetTalking( EDialogBoolean bTalking );

//-----------------------------------------------------------------------------
// Handling functions for aborting and interruptions

native function SetAbortTopic( AbortMapT AbortMapEntry );
native function SetResumeTopic( ResumeMapT ResumeMapEntry );

//-----------------------------------------------------------------------------

function bool GetDialogEnding( string OtherSpeaker, out EDialogEnding Ending )
{
	local int i;

	for( i=0; i < StatusMap.Length; i++ )
	{
		if( StatusMap[i].Speaker == OtherSpeaker )
		{
			Ending = StatusMap[i].Ending;
			//DMDLG("Dialog ending b/w" @ DCSpeaker @ "and" @ OtherSpeaker @ "is" @ EnumStr( enum'EDialogEnding', Ending ) );
			return true;
		}
	}
	return false;
}

//-----------------------------------------------------------------------------

function SetDialogEnding( actor OtherActor, EDialogEnding Ending )
{
	local int i;
	local StatusMapT NewStatus;

	// update the ending for an existing speaker
	for( i=0; i < StatusMap.Length; i++ )
	{
		if( StatusMap[i].Speaker == OtherActor.Speaker )
		{
			StatusMap[i].Ending = Ending;
			return;
		}
	}

	// create a new slot for this speaker
	NewStatus.Speaker = OtherActor.Speaker;
	NewStatus.Ending = Ending;
	StatusMap[StatusMap.Length] = NewStatus;
}

//-----------------------------------------------------------------------------

function bool FindAbortMatch( array<AbortMapT> Map, string OtherSpeaker, EDialogEnding Ending, out name Result )
{
	local int i;
	
	// search for exact ending
	for( i=0; i < Map.Length; i++ )
		if( Map[i].Speaker == OtherSpeaker &&
			Map[i].Ending == Ending )
			Result = Map[i].AbortNodeName;

	// search for default abort ending
	if( Result == '' )
		for( i=0; i < Map.Length; i++ )
			if( Map[i].Speaker == OtherSpeaker &&
				Map[i].Ending == DIALOGENDING_AllAborts &&
				Ending != DIALOGENDING_Normal )
				Result = Map[i].AbortNodeName;

	// search for exact ending, any speaker
	if( Result == '' )
		for( i=0; i < Map.Length; i++ )
			if( Map[i].Ending == Ending )
				Result = Map[i].AbortNodeName;

	// search for default ending, any speaker
	if( Result == '' )
		for( i=0; i < Map.Length; i++ )
			if( Map[i].Ending == DIALOGENDING_AllAborts &&
				Ending != DIALOGENDING_Normal )
				Result = Map[i].AbortNodeName;
			
	return Result != '';
}

//-----------------------------------------------------------------------------

function bool FindResumeMatch( array<ResumeMapT> Map, string OtherSpeaker, EDialogEnding Ending, out name Result )
{
	local int i;

	// search for exact ending and speaker
	for( i=0; i < Map.Length; i++ )
		if( Map[i].Speaker == OtherSpeaker &&
			Map[i].Ending == Ending )
			Result = Map[i].ResumeNodeName;

	// search for exact speaker, default abort type
	if( Result == '' )
		for( i=0; i < Map.Length; i++ )
			if( Map[i].Speaker == OtherSpeaker &&
				Map[i].Ending == DIALOGENDING_AllAborts &&
				Ending != DIALOGENDING_Normal )
				Result = Map[i].ResumeNodeName;

	// search for exact ending, any speaker
	if( Result == '' )
		for( i=0; i < Map.Length; i++ )
			if( Map[i].Ending == Ending )
				Result = Map[i].ResumeNodeName;

	// search for default ending, any speaker
	if( Result == '' )
		for( i=0; i < Map.Length; i++ )
			if( Map[i].Ending == DIALOGENDING_AllAborts &&
				Ending != DIALOGENDING_Normal )
				Result = Map[i].ResumeNodeName;

	return Result != '';
}

//-----------------------------------------------------------------------------

function name GetAbortTopic( string OtherSpeaker )
{
	local name Result;
	local EDialogEnding Ending;

	if( GetDialogEnding( OtherSpeaker, Ending ) )
	{
		if( Result == '' ) FindAbortMatch( AbortMapCurrent, OtherSpeaker, Ending, Result );			// conversation-specific
		if( Result == '' ) FindAbortMatch( AbortMapDefault, OtherSpeaker, Ending, Result );			// default
	}

	return Result;
}

//-----------------------------------------------------------------------------

function name GetInterruptResponseTopic( string OtherSpeaker )
{
	local name Result;
	if( Result == '' ) FindAbortMatch( AbortMapCurrent, OtherSpeaker, DIALOGENDING_InterruptResponse, Result );			// conversation-specific
	if( Result == '' ) FindAbortMatch( AbortMapDefault, OtherSpeaker, DIALOGENDING_InterruptResponse, Result );			// default
	return Result;
}

//-----------------------------------------------------------------------------

function name GetInterruptRequestTopic( string OtherSpeaker )
{
	local name Result;
	if( Result == '' ) FindAbortMatch( AbortMapCurrent, OtherSpeaker, DIALOGENDING_InterruptRequest, Result );			// conversation-specific
	if( Result == '' ) FindAbortMatch( AbortMapDefault, OtherSpeaker, DIALOGENDING_InterruptRequest, Result );			// default
	return Result;
}

//-----------------------------------------------------------------------------

function name GetInterruptWalkAwayTopic( string OtherSpeaker )
{
	local name Result;
	if( Result == '' ) FindAbortMatch( AbortMapCurrent, OtherSpeaker, DIALOGENDING_InterruptWalkAway, Result );			// conversation-specific
	if( Result == '' ) FindAbortMatch( AbortMapDefault, OtherSpeaker, DIALOGENDING_InterruptWalkAway, Result );			// default
	return Result;
}

//-----------------------------------------------------------------------------

function name GetResumeTopic( string OtherSpeaker )
{
	local name Result;
	local EDialogEnding Ending;

	if( GetDialogEnding( OtherSpeaker, Ending ) )
	{
		if( Result == '' ) FindResumeMatch( ResumeMapCurrent, OtherSpeaker, Ending, Result );			// conversation-specific
		if( Result == '' ) FindResumeMatch( ResumeMapDefault, OtherSpeaker, Ending, Result );			// default
	}

	return Result;
}

//-----------------------------------------------------------------------------
// Debug
function string DisplayDebugInfo()
{
	return(	"     "			@ DCSpeaker		@
			"Actor:"		@ Actor			@
			"nChoices:"		@ Nodes.Length	@
			"Selection:"	@ Selection );
}

//-----------------------------------------------------------------------------

defaultproperties
{
	Attitude=2
     UseReticleOnEvents(0)="UseReticleText"
     UseReticleOnEvents(1)="UseReticleCorners"
     UseReticleOnEvents(2)="UseReticleTopBars"
     ProximityReticleOnEvents(0)="ProximityReticleCorners"
     ProximityReticleOnEvents(1)="ProximityReticleTopBars"
}