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ef0154ac65
#review-22090184 #jira UE-159397 #preflight 632af1846919ce3998bd2195 [CL 22111650 by Stephen Holmes in ue5-main branch]
88 lines
2.4 KiB
C++
88 lines
2.4 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 "UObject/ObjectMacros.h"
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#include "UObject/Object.h"
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#include "NavigationData.h"
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#include "NavigationPath.generated.h"
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class APlayerController;
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class UCanvas;
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class UNavigationPath;
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DECLARE_DYNAMIC_MULTICAST_DELEGATE_TwoParams(FOnNavigationPathUpdated, UNavigationPath*, AffectedPath, TEnumAsByte<ENavPathEvent::Type>, PathEvent);
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/**
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* UObject wrapper for FNavigationPath
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*/
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UCLASS(BlueprintType)
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class NAVIGATIONSYSTEM_API UNavigationPath : public UObject
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{
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GENERATED_UCLASS_BODY()
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UPROPERTY(BlueprintAssignable)
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FOnNavigationPathUpdated PathUpdatedNotifier;
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UPROPERTY(BlueprintReadOnly, Category = Navigation)
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TArray<FVector> PathPoints;
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UPROPERTY(BlueprintReadOnly, Category = Navigation)
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TEnumAsByte<ENavigationOptionFlag::Type> RecalculateOnInvalidation;
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private:
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uint32 bIsValid : 1;
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uint32 bDebugDrawingEnabled : 1;
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FColor DebugDrawingColor;
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FDelegateHandle DrawDebugDelegateHandle;
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protected:
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FNavPathSharedPtr SharedPath;
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FNavigationPath::FPathObserverDelegate::FDelegate PathObserver;
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FDelegateHandle PathObserverDelegateHandle;
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public:
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// UObject begin
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virtual void BeginDestroy() override;
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// UObject end
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UFUNCTION(BlueprintCallable, Category = "AI|Debug")
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FString GetDebugString() const;
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UFUNCTION(BlueprintCallable, Category = "AI|Debug")
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void EnableDebugDrawing(bool bShouldDrawDebugData, FLinearColor PathColor = FLinearColor::White);
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/** if enabled path will request recalculation if it gets invalidated due to a change to underlying navigation */
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UFUNCTION(BlueprintCallable, Category = "AI|Navigation")
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void EnableRecalculationOnInvalidation(TEnumAsByte<ENavigationOptionFlag::Type> DoRecalculation);
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UFUNCTION(BlueprintCallable, Category = "AI|Navigation")
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double GetPathLength() const;
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UFUNCTION(BlueprintCallable, Category = "AI|Navigation")
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double GetPathCost() const;
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UFUNCTION(BlueprintCallable, Category = "AI|Navigation")
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bool IsPartial() const;
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UFUNCTION(BlueprintCallable, Category = "AI|Navigation")
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bool IsValid() const;
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UFUNCTION(BlueprintCallable, Category = "AI|Navigation")
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bool IsStringPulled() const;
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void SetPath(FNavPathSharedPtr NewSharedPath);
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FNavPathSharedPtr GetPath() { return SharedPath; }
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protected:
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void DrawDebug(UCanvas* Canvas, APlayerController*);
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void OnPathEvent(FNavigationPath* Path, ENavPathEvent::Type PathEvent);
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void SetPathPointsFromPath(FNavigationPath& NativePath);
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};
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