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24d436a1f1
- also fixes memory leak #JIRA UETOOL-3357 #rb Lauren.Barnes #preflight 618c0571b253729fe22756ae [CL 18140736 by Louise Rasmussen in ue5-main branch]
62 lines
1.7 KiB
C
62 lines
1.7 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 "Curves/CurveOwnerInterface.h"
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#include "UObject/WeakObjectPtr.h"
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#include "Engine/CurveTable.h"
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/**
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* Handle to a particular row in a table, used for editing individual curves
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*/
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struct FCurveTableEditorHandle : public FCurveOwnerInterface
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{
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FCurveTableEditorHandle()
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: CurveTable(nullptr)
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, RowName(NAME_None)
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{ }
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FCurveTableEditorHandle(UCurveTable* InCurveTable, FName InRowName)
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: CurveTable(InCurveTable)
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, RowName(InRowName)
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{ }
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/** Pointer to table we want a row from */
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TWeakObjectPtr<UCurveTable> CurveTable;
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/** Name of row in the table that we want */
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FName RowName;
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//~ Begin FCurveOwnerInterface Interface.
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virtual TArray<FRichCurveEditInfoConst> GetCurves() const override;
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virtual TArray<FRichCurveEditInfo> GetCurves() override;
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virtual void ModifyOwner() override;
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virtual void MakeTransactional() override;
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virtual void OnCurveChanged(const TArray<FRichCurveEditInfo>& ChangedCurveEditInfos) override;
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virtual bool IsValidCurve(FRichCurveEditInfo CurveInfo) override;
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virtual TArray<const UObject*> GetOwners() const override;
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//~ End FCurveOwnerInterface Interface.
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/** Returns true if the curve is valid */
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bool IsValid() const
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{
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return (GetCurve() != nullptr);
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}
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/** Returns true if this handle is specifically pointing to nothing */
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bool IsNull() const
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{
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return CurveTable == nullptr && RowName == NAME_None;
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}
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/** Get the curve straight from the row handle */
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FRealCurve* GetCurve() const;
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FRichCurve* GetRichCurve() const;
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/** Returns true if the owning table uses RichCurves instead of Real Curves */
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bool HasRichCurves() const;
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};
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