AListActorManager.cpp

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// Copyright (c) 2025 Doppleddiggong. All rights reserved. Unauthorized copying, modification, or distribution of this file, via any medium is strictly prohibited. Proprietary and confidential.
 
#include "AListActorManager.h"
 
#if WITH_EDITOR
#include "Editor.h"
#include "Engine/Selection.h"
#include "ScopedTransaction.h"
#include "Algo/Unique.h"
#endif
 
#if WITH_EDITOR
int32 AListActorManager::GatherSelectedItem(TArray<AActor*>& Out) const
{
    Out.Reset();
    if (!GEditor)
        return 0;
 
    TArray<AActor*> Selected;
    GEditor->GetSelectedActors()->GetSelectedObjects<AActor>(Selected);
 
    for (AActor* A : Selected)
    {
        if (!IsValid(A))
            continue;
 
        if (ClassFilter && !A->IsA(ClassFilter))
            continue;
        Out.Add(A);
    }
 
    // 일관성: 이름 정렬 + 중복 제거
    Out.Sort([](const AActor& L, const AActor& R){
        return L.GetFName().LexicalLess(R.GetFName());
    });
 
    Out.SetNum(Algo::Unique(Out));
 
    return Out.Num();
}
 
void AListActorManager::AssignInternal(const bool bAppend)
{
    TArray<AActor*> Picked;
    const int32 Count = GatherSelectedItem(Picked);
    if (Count <= 0)
        return;
 
    const FScopedTransaction Tx(NSLOCTEXT("ListActorManager", "AssignFromSelection", "Assign Items From Selection"));
    Modify();
 
    if (!bAppend)
    {
        ArrayActors.Reset();
    }
 
    for (AActor* A : Picked)
    {
        if (!IsValid(A))
            continue;
        
        ArrayActors.AddUnique(A);
    }
 
    if (UPackage* Pkg = GetOutermost())
    {
        Pkg->SetDirtyFlag(true);
    }
}
#endif // WITH_EDITOR
 
void AListActorManager::AssignItemReplace()
{
#if WITH_EDITOR
    AssignInternal(false);
#endif
}
 
void AListActorManager::AssignItemAppend()
{
#if WITH_EDITOR
    AssignInternal(true);
#endif
}
 
 
void AListActorManager::SortByNameAsc()
{
#if WITH_EDITOR
    const FScopedTransaction Tx(
        NSLOCTEXT("ListActorManager", "SortByNameAsc", "Sort ArrayActors by Name Asc")
    );
    Modify();
 
    ArrayActors.Sort([](const AActor& L, const AActor& R) {
        return L.GetActorLabel() < R.GetActorLabel();
    });
 
    if (UPackage* Pkg = GetOutermost())
    {
        Pkg->SetDirtyFlag(true);
    }
#endif
}
 
void AListActorManager::SortByNameDesc()
{
#if WITH_EDITOR
    const FScopedTransaction Tx(
        NSLOCTEXT("ListActorManager", "SortByNameDesc", "Sort ArrayActors by Name Desc")
    );
    Modify();
 
    ArrayActors.Sort([](const AActor& L, const AActor& R) {
        return L.GetActorLabel() > R.GetActorLabel();
    });
    
    if (UPackage* Pkg = GetOutermost())
    {
        Pkg->SetDirtyFlag(true);
    }
#endif
}