79 lines
2.2 KiB
C
79 lines
2.2 KiB
C
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// Copyright 2017 ~ 2022 Critical Failure Studio Ltd. All rights reserved.
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#pragma once
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#include "EditorViewportClient.h"
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class FCanvas;
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struct FViewportSelectionRectangle
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{
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FVector2D TopLeft;
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FVector2D Dimensions;
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FLinearColor Color;
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};
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//////////////////////////////////////////////////////////////////////////
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// PaperZDToolViewportClient
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class FPaperZDToolViewportClient : public FEditorViewportClient
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{
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public:
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/** Constructor */
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explicit FPaperZDToolViewportClient(const TWeakPtr<class SEditorViewport>& InEditorViewportWidget = nullptr);
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~FPaperZDToolViewportClient();
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// FViewportClient interface
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virtual void Tick(float DeltaSeconds) override;
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// End of FViewportClient interface
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// FEditorViewportClient interface
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virtual FLinearColor GetBackgroundColor() const override;
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// End of FEditorViewportClient interface
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// FSerializableObject interface
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virtual void AddReferencedObjects(FReferenceCollector& Collector) override;
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// End of FSerializableObject interface
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// Called to request a focus on the current selection
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virtual void RequestFocusOnSelection(bool bInstant);
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/** Modifies the checkerboard texture's data */
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void ModifyCheckerboardTextureColors();
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void SetZoomPos(FVector2D InNewPos, float InNewZoom)
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{
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ZoomPos = InNewPos;
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ZoomAmount = InNewZoom;
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}
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// List of selection rectangles to draw
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TArray<FViewportSelectionRectangle> SelectionRectangles;
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private:
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/** Initialize the checkerboard texture for the texture preview, if necessary */
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void SetupCheckerboardTexture(const FColor& ColorOne, const FColor& ColorTwo, int32 CheckerSize);
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/** Destroy the checkerboard texture if one exists */
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void DestroyCheckerboardTexture();
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protected:
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void DrawSelectionRectangles(FViewport* Viewport, FCanvas* Canvas);
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virtual FBox GetDesiredFocusBounds() const
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{
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return FBox(ForceInitToZero);
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}
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protected:
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/** Checkerboard texture */
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TObjectPtr<UTexture2D> CheckerboardTexture;
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FVector2D ZoomPos;
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float ZoomAmount;
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private:
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// Should we zoom to the focus bounds next tick?
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bool bDeferZoomToSprite;
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bool bDeferZoomToSpriteIsInstant;
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};
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