October3d55/M/LowEntryExtStdLib/Source/LowEntryExtendedStandardLib.../Private/ClassesLatentAction/LowEntryLatentActionFloat.cpp

73 lines
1.6 KiB
C++

// Copyright Low Entry. Apache License, Version 2.0.
#include "LowEntryLatentActionFloat.h"
#include "FLowEntryLatentActionFloat.h"
#include "Engine/Engine.h"
ULowEntryLatentActionFloat::ULowEntryLatentActionFloat(const FObjectInitializer& ObjectInitializer) : Super(ObjectInitializer)
{
KeepAliveCount = 1;
AddToRoot();
}
ULowEntryLatentActionFloat* ULowEntryLatentActionFloat::Create()
{
return NewObject<ULowEntryLatentActionFloat>();
}
void ULowEntryLatentActionFloat::WaitTillDone(UObject* WorldContextObject, FLatentActionInfo LatentInfo, double& Result_)
{
UWorld* World = GEngine->GetWorldFromContextObject(WorldContextObject, EGetWorldErrorMode::LogAndReturnNull);
if (World == nullptr)
{
return;
}
if (World->GetLatentActionManager().FindExistingAction<FLowEntryLatentActionFloat>(LatentInfo.CallbackTarget, LatentInfo.UUID) != nullptr)
{
return;
}
World->GetLatentActionManager().AddNewAction(LatentInfo.CallbackTarget, LatentInfo.UUID, new FLowEntryLatentActionFloat(LatentInfo, this, Result_));
KeepAliveCount++;
if (KeepAliveCount == 1)
{
AddToRoot();
}
}
void ULowEntryLatentActionFloat::LatentActionDone()
{
KeepAliveCount--;
if (KeepAliveCount == 0)
{
RemoveFromRoot();
}
if (KeepAliveCount < 0)
{
KeepAliveCount = 0;
}
}
void ULowEntryLatentActionFloat::Done(double Result_)
{
Result = Result_;
if (!Finished)
{
LatentActionDone(); // used to reduce KeepAliveCount by 1
Finished = true;
}
}
bool ULowEntryLatentActionFloat::IsDone()
{
return Finished;
}
void ULowEntryLatentActionFloat::GetResult(double& Result_)
{
Result_ = Result;
}