BufferedOutputDevice.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "Containers/Array.h"
#include "CoreTypes.h"
#include "HAL/CriticalSection.h"
#include "Logging/LogVerbosity.h"
#include "Misc/OutputDevice.h"
#include "Misc/OutputDeviceRedirector.h"
 
/** Buffered output device. */
class FBufferedOutputDevice : public FOutputDevice
{
protected:
    TArray<FBufferedLine>       BufferedLines;
    FCriticalSection            SynchronizationObject;
    ELogVerbosity::Type         FilterLevel = ELogVerbosity::All;
 
public:
    void    SetVerbosity(ELogVerbosity::Type Verbosity) { FilterLevel = Verbosity; }
    void    Serialize(const TCHAR* InData, ELogVerbosity::Type Verbosity, const FName& Category) override;
    void    GetContents(TArray<FBufferedLine>& DestBuffer);
 
    /** Pushes buffered lines into the specified output device. */
    void    RedirectTo(FOutputDevice& Ar);
};