CapturedCefBuffer.h

Go to the documentation of this file.

// Copyright Epic Games, Inc. All Rights Reserved.
 
 
#pragma once
 
 
#define UE_WITH_CAPTURED_CEF_BUFFER (WITH_ENGINE && WITH_CEF3)
 
 
#include "Layout/Geometry.h"
#include "Rendering/DrawElements.h"
 
#if UE_WITH_CAPTURED_CEF_BUFFER
#include "Engine/Texture2D.h"
#include "UObject/StrongObjectPtrTemplates.h"
#include "Styling/SlateBrush.h"
#endif
 
#include "CapturedCefBuffer.generated.h"
 
 
USTRUCT()
struct FCapturedCefBuffer
{
    GENERATED_BODY()
 
 
public:
 
 
    bool SetBufferAsB8G8R8A8(const void* InBufferB8G8R8A8, const int32 InBufferWidth, const int32 InBufferHeight, const float InViewportDPIScaleFactor, const bool bDoSkipBadBufferTest);
    bool ClearBuffer();
    
    bool MaybeUpdatePaintObjects();
    bool ClearPaintObjects();
    int32 PaintCentered(const FGeometry& AllottedGeometry, FSlateWindowElementList& OutDrawElements, int32 LayerId, const FWidgetStyle& InWidgetStyle) const;
 
    bool HasPaintObjects() const;
 
    
private:
 
 
#if UE_WITH_CAPTURED_CEF_BUFFER
 
    
    bool IsBufferValid() const; 
    uint32 CalculateBufferNumBytes() const;
    
 
    TArray<uint8> BufferData;
    FIntPoint BufferDimensions = FIntPoint::ZeroValue;
 
    float ViewportDPIScaleFactor = 1.0f;
    
    bool bDoesNeedNewPaintObjects = false;
    bool bHasPaintObjects = false;
    TStrongObjectPtr<UTexture2D> PaintTexture;
    FSlateBrush PaintSlateBrush;
 
    
#endif
};