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#jira UETOOL-3823 #rb lonnie.li #preflight 617b1aea5794a500014f544a #ROBOMERGE-AUTHOR: michael.balzer #ROBOMERGE-SOURCE: CL 17972239 in //UE5/Release-5.0/... via CL 17972248 #ROBOMERGE-BOT: STARSHIP (Release-Engine-Staging -> Release-Engine-Test) (v885-17909292) #ROBOMERGE[STARSHIP]: UE5-Main [CL 17972256 by michael balzer in ue5-release-engine-test branch]
65 lines
1.5 KiB
C++
65 lines
1.5 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "InteractiveToolChange.h"
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#include "SelectionSet.h"
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/**
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* FMeshSelectionChange represents an reversible change to a UMeshSelectionSet
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*/
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class MODELINGCOMPONENTS_API FMeshSelectionChange : public FToolCommandChange
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{
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public:
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EMeshSelectionElementType ElementType = EMeshSelectionElementType::Vertex;
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TArray<int32> Indices;
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bool bAdded;
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/** Makes the change to the object */
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virtual void Apply(UObject* Object) override;
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/** Reverts change to the object */
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virtual void Revert(UObject* Object) override;
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/** Describes this change (for debugging) */
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virtual FString ToString() const override;
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};
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/**
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* FMeshSelectionChangeBuilder can be used to construct a FMeshSelectionChange.
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*/
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class MODELINGCOMPONENTS_API FMeshSelectionChangeBuilder
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{
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public:
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TUniquePtr<FMeshSelectionChange> Change;
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/**
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* Initialize of a selection change of given type.
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* @param ElementType type of element (face/edge/vtx) being added/removed
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* @param bAdding if true, output change has bAdded=true, otherwise bAdded=false
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*/
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FMeshSelectionChangeBuilder(EMeshSelectionElementType ElementType, bool bAdding);
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/**
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* Add ElementID to list of changed elements (which may then be added or removed, depending on bAdding parameter to constructor)
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*/
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void Add(int32 ElementID);
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/**
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* Add Array of elements
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*/
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void Add(const TArray<int32>& Elements);
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/**
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* Add Set of elements
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*/
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void Add(const TSet<int32>& Elements);
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};
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