RenderingPolicy.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
 
 
class FSlateFontServices;
class FSlateElementBatch;
class FSlateShaderResource;
struct FSlateVertex;
class FSceneInterface;
 
 
class FSlateRenderingPolicy
{
public:
 
    FSlateRenderingPolicy(const TSharedRef<class FSlateFontServices>& InFontServices, float InPixelCenterOffset)
        : FontServices(InFontServices)
        , PixelCenterOffset(InPixelCenterOffset)
    { }
 
    virtual ~FSlateRenderingPolicy() { }
 
    TSharedRef<class FSlateFontCache> GetFontCache() const;
    TSharedRef<class FSlateFontServices> GetFontServices() const;
 
    virtual TSharedRef<class FSlateShaderResourceManager> GetResourceManager() const = 0;
 
    virtual bool IsVertexColorInLinearSpace() const = 0;
 
    float GetPixelCenterOffset() const
    {
        return PixelCenterOffset;
    }
 
 
    virtual void AddSceneAt(FSceneInterface* Scene, int32 Index){};
    virtual void ClearScenes() {};
 
private:
 
    FSlateRenderingPolicy(const FSlateRenderingPolicy&);
    FSlateRenderingPolicy& operator=(const FSlateRenderingPolicy&);
 
private:
 
    TSharedRef<FSlateFontServices> FontServices;
    float PixelCenterOffset;
 
};