116 lines
2.6 KiB
Ucode
116 lines
2.6 KiB
Ucode
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/**
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* Copyright 1998-2013 Epic Games, Inc. All Rights Reserved.
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*/
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class SeqAct_Switch extends SequenceAction
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native(Sequence);
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cpptext
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{
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virtual void PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent)
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{
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// force at least one output link
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if (LinkCount <= 0)
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{
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LinkCount = 1;
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}
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if (OutputLinks.Num() < LinkCount)
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{
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// keep adding, updating the description
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while (OutputLinks.Num() < LinkCount)
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{
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INT idx = OutputLinks.AddZeroed();
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OutputLinks(idx).LinkDesc = FString::Printf(TEXT("Link %d"),idx+1);
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}
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}
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else
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if (OutputLinks.Num() > LinkCount)
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{
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while (OutputLinks.Num() > LinkCount)
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{
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//FIXME: any cleanup needed for each link, or can we just mass delete?
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OutputLinks.Remove(OutputLinks.Num()-1);
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}
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}
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Super::PostEditChangeProperty(PropertyChangedEvent);
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}
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virtual void Activated()
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{
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USequenceOp::Activated();
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// activate each of the indices
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for (INT Idx = 0; Idx < Indices.Num(); Idx++)
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{
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INT ActiveIdx = Indices(Idx) - 1;
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if (ActiveIdx >= 0 &&
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ActiveIdx < OutputLinks.Num())
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{
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if (!OutputLinks(ActiveIdx).bDisabled &&
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!(OutputLinks(ActiveIdx).bDisabledPIE && GIsEditor))
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{
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OutputLinks(ActiveIdx).bHasImpulse = TRUE;
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if (bAutoDisableLinks)
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{
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OutputLinks(ActiveIdx).bDisabled = TRUE;
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}
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}
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}
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// increment the indices
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if (IncrementAmount != 0)
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{
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if (bLooping)
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{
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Indices(Idx) = 1 + ((Indices(Idx) - 1 + IncrementAmount) % OutputLinks.Num());
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}
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else
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{
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Indices(Idx) += IncrementAmount;
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}
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}
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}
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}
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virtual void UpdateObject()
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{
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// save the output links
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TArray<FSeqOpOutputLink> SavedOutputLinks = OutputLinks;
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Super::UpdateObject();
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OutputLinks.Empty();
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OutputLinks = SavedOutputLinks;
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}
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void DeActivated()
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{
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// do nothing, already activated output links
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}
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};
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/** Total number of links to expose */
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var() int LinkCount;
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/** Number to increment attached variables upon activation */
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var() int IncrementAmount;
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/** Loop index back to beginning to cycle */
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var() bool bLooping;
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/** List of links to activate */
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var() array<int> Indices;
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/** Automatically disable an output once its activated? */
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var() bool bAutoDisableLinks;
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defaultproperties
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{
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ObjName="Switch"
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ObjCategory="Switch"
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Indices(0)=1
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LinkCount=1
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IncrementAmount=1
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OutputLinks(0)=(LinkDesc="Link 1")
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VariableLinks.Empty
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VariableLinks(0)=(ExpectedType=class'SeqVar_Int',LinkDesc="Index",PropertyName=Indices)
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}
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