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56dd4c8ad0
This will break existing content. An upgrade path is not available, i.e. no redirectors. #CodeReview: max.chen, frank.fella, andrew.rodham, matt.kuhlenschmidt [CL 2709960 by Max Preussner in Main branch]
109 lines
2.5 KiB
C++
109 lines
2.5 KiB
C++
// Copyright 1998-2015 Epic Games, Inc. All Rights Reserved.
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#include "LevelSequencePCH.h"
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#include "LevelSequenceObjectReference.h"
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FLevelSequenceObjectReference::FLevelSequenceObjectReference(UObject* InObject, UObject* InContext)
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{
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if (InObject->IsA<AActor>() || InObject->IsA<UActorComponent>())
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{
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ObjectId = FLazyObjectPtr(InObject).GetUniqueID();
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ObjectPath = InObject->GetPathName(InContext);
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}
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}
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UObject* FLevelSequenceObjectReference::Resolve(UObject* InContext) const
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{
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#if WITH_EDITOR
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int32 PIEInstanceID = InContext->GetOutermost()->PIEInstanceID;
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FUniqueObjectGuid FixedUpId = PIEInstanceID == -1 ? ObjectId : ObjectId.FixupForPIE(PIEInstanceID);
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#else
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FUniqueObjectGuid FixedUpId = ObjectId;
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#endif
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FLazyObjectPtr LazyPtr;
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LazyPtr = FixedUpId;
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if (UObject* FoundObject = LazyPtr.Get())
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{
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return FoundObject;
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}
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else if (!ObjectPath.IsEmpty())
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{
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return FindObject<UObject>(InContext, *ObjectPath, false);
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}
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return nullptr;
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}
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bool FLevelSequenceObjectReferenceMap::Serialize(FArchive& Ar)
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{
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int32 Num = Map.Num();
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Ar << Num;
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if (Ar.IsLoading())
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{
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while(Num-- > 0)
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{
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FGuid Key;
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Ar << Key;
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FLevelSequenceObjectReference Value;
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Ar << Value;
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Map.Add(Key, Value);
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}
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}
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else if (Ar.IsSaving() || Ar.IsCountingMemory() || Ar.IsObjectReferenceCollector())
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{
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for (auto& Pair : Map)
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{
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Ar << Pair.Key;
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Ar << Pair.Value;
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}
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}
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return true;
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}
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bool FLevelSequenceObjectReferenceMap::HasBinding(const FGuid& ObjectId) const
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{
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if (const FLevelSequenceObjectReference* Reference = Map.Find(ObjectId))
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{
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return Reference->IsValid();
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}
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return false;
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}
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void FLevelSequenceObjectReferenceMap::CreateBinding(const FGuid& ObjectId, UObject* InObject, UObject* InContext)
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{
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FLevelSequenceObjectReference NewReference(InObject, InContext);
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if (ensureMsgf(NewReference.IsValid(), TEXT("Unable to generate a reference for the specified object and context")))
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{
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Map.FindOrAdd(ObjectId) = NewReference;
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}
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}
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void FLevelSequenceObjectReferenceMap::RemoveBinding(const FGuid& ObjectId)
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{
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Map.Remove(ObjectId);
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}
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UObject* FLevelSequenceObjectReferenceMap::ResolveBinding(const FGuid& ObjectId, UObject* InContext) const
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{
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const FLevelSequenceObjectReference* Reference = Map.Find(ObjectId);
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return Reference ? Reference->Resolve(InContext) : nullptr;
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}
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FGuid FLevelSequenceObjectReferenceMap::FindBindingId(UObject* InObject, UObject* InContext) const
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{
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for (const auto& Pair : Map)
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{
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if (Pair.Value.Resolve(InContext) == InObject)
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{
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return Pair.Key;
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}
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}
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return FGuid();
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} |