Legend.ActorScaler

//=============================================================================
// ActorScaler.uc
// Created By: Matthias Worch
// Created On:8/21/02
// $Author: Mworch $
// $Date: 8/21/02 18:28 $
// $Revision: 1 $
//=============================================================================

// Same functionality as a ResizableStaticMesh, but the ActorScaler scales a separate 
// actor up/down

class ActorScaler extends KeyPoint
	placeable;

var() array<float> TargetScales;

var() float ChangeModifier;			// time it takes to shrink/grow
var() float TriggerDelay;			// time to wait before the trigger takes effect
var() float InitialDrawScale;		// seperate value so that we can still see them in the editor if 0
var() bool bDebugMode;				// print out debug information

var float TargetScale;
var float ScaleDelta;
var bool bMaximize;
var int TriggerScaleIndex;
var bool bScaleInProgress;
var Actor myScaleObject;

//-----------------------------------------------------------------------------
event PreBeginPlay()
{
	local Actor A;

	// find actor with matching tag
	foreach DynamicActors( class'Actor', A )
	{
		if( A.Tag == Event )
			myScaleObject = A;
	}
	
	Super.PreBeginPlay();
	myScaleObject.SetDrawScale( InitialDrawScale );
	if( InitialDrawScale == 0 )
		myScaleObject.bHidden = true;
	Disable( 'Tick' );
}

//-----------------------------------------------------------------------------
event Tick( float DeltaTime )
{
	local float NewDrawScale;

	if( !bScaleInProgress ) return;

	NewDrawScale = myScaleObject.DrawScale + ScaleDelta * DeltaTime * ChangeModifier;
	
	if( ( bMaximize && NewDrawScale >= TargetScales[TriggerScaleIndex] ) || ( !bMaximize && NewDrawScale <= TargetScales[TriggerScaleIndex] ) )
	{
		myScaleObject.SetDrawScale( TargetScales[TriggerScaleIndex] );
	
		if( bDebugMode )
		{
			dm( "DrawScale = " $ myScaleObject.DrawScale );
			dm( "Done." );
		}
		ScalingCompleted();
		return;
	}
	myScaleObject.SetDrawScale( NewDrawScale );
	
	if( bDebugMode )
		dm( "NewDrawScale = " $ NewDrawScale );
}

//-----------------------------------------------------------------------------
function ScalingCompleted()
{
	TriggerScaleIndex++;
	if( TriggerScaleIndex >= TargetScales.Length )
		TriggerScaleIndex = 0;

	bScaleInProgress = false;
	
	if( myScaleObject.DrawScale == 0 )
		myScaleObject.bHidden = true;
	
	Disable('Tick');
	return;
}

//-----------------------------------------------------------------------------
state() TriggerToggle
{
	function Trigger( Actor Other, Pawn EventInstigator, optional name EventName )
	{
		bScaleInProgress = true;

		myScaleObject.bHidden = false;

		if( myScaleObject.DrawScale <= TargetScales[TriggerScaleIndex] )
			bMaximize = true;
		else
			bMaximize = false;

		ScaleDelta = TargetScales[TriggerScaleIndex] - myScaleObject.DrawScale;

		if( bDebugMode )
		{
			dm( self $ " got triggered." );
			dm( self $ " is using array " $ TriggerScaleIndex $ ", Scale = " $ TargetScales[TriggerScaleIndex] );
		}

		Enable( 'Tick' );
	}
}
//
//-----------------------------------------------------------------------------

defaultproperties
{
	ChangeModifier=1.000000
	bStatic=false
	InitialState='TriggerToggle'
     UseReticleOnEvents(0)="UseReticleText"
     UseReticleOnEvents(1)="UseReticleCorners"
     UseReticleOnEvents(2)="UseReticleTopBars"
     ProximityReticleOnEvents(0)="ProximityReticleCorners"
     ProximityReticleOnEvents(1)="ProximityReticleTopBars"
}