125 lines
3.8 KiB
C++
125 lines
3.8 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
|
|
|
|
#pragma once
|
|
|
|
#include "CoreMinimal.h"
|
|
#include "UObject/ObjectMacros.h"
|
|
#include "EdGraph/EdGraphNode.h"
|
|
#include "AIGraphTypes.h"
|
|
#include "AIGraphNode.generated.h"
|
|
|
|
#define UE_API AIGRAPH_API
|
|
|
|
class UEdGraph;
|
|
class UEdGraphPin;
|
|
class UEdGraphSchema;
|
|
struct FDiffResults;
|
|
struct FDiffSingleResult;
|
|
|
|
UCLASS(MinimalAPI)
|
|
class UAIGraphNode : public UEdGraphNode
|
|
{
|
|
GENERATED_UCLASS_BODY()
|
|
|
|
/** instance class */
|
|
UPROPERTY()
|
|
struct FGraphNodeClassData ClassData;
|
|
|
|
UPROPERTY()
|
|
TObjectPtr<UObject> NodeInstance;
|
|
|
|
UPROPERTY(transient)
|
|
TObjectPtr<UAIGraphNode> ParentNode;
|
|
|
|
UPROPERTY()
|
|
TArray<TObjectPtr<UAIGraphNode>> SubNodes;
|
|
|
|
/** subnode index assigned during copy operation to connect nodes again on paste */
|
|
UPROPERTY()
|
|
int32 CopySubNodeIndex;
|
|
|
|
/** if set, all modifications (including delete/cut) are disabled */
|
|
UPROPERTY()
|
|
uint32 bIsReadOnly : 1;
|
|
|
|
/** if set, this node will be always considered as subnode */
|
|
UPROPERTY()
|
|
uint32 bIsSubNode : 1;
|
|
|
|
/** error message for node */
|
|
UPROPERTY()
|
|
FString ErrorMessage;
|
|
|
|
//~ Begin UEdGraphNode Interface
|
|
UE_API virtual class UAIGraph* GetAIGraph();
|
|
UE_API virtual void AutowireNewNode(UEdGraphPin* FromPin) override;
|
|
UE_API virtual void PostPlacedNewNode() override;
|
|
UE_API virtual void PrepareForCopying() override;
|
|
UE_API virtual bool CanDuplicateNode() const override;
|
|
UE_API virtual bool CanUserDeleteNode() const override;
|
|
UE_API virtual void DestroyNode() override;
|
|
UE_API virtual FText GetTooltipText() const override;
|
|
UE_API virtual void NodeConnectionListChanged() override;
|
|
UE_API virtual bool CanCreateUnderSpecifiedSchema(const UEdGraphSchema* DesiredSchema) const override;
|
|
UE_API virtual void FindDiffs(class UEdGraphNode* OtherNode, struct FDiffResults& Results) override;
|
|
UE_API virtual FString GetPropertyNameAndValueForDiff(const FProperty* Prop, const uint8* PropertyAddr) const override;
|
|
//~ End UEdGraphNode Interface
|
|
|
|
//~ Begin UObject Interface
|
|
#if WITH_EDITOR
|
|
UE_API virtual void PostEditImport() override;
|
|
UE_API virtual void PostEditUndo() override;
|
|
#endif
|
|
// End UObject
|
|
|
|
// @return the input pin for this state
|
|
UE_API virtual UEdGraphPin* GetInputPin(int32 InputIndex = 0) const;
|
|
// @return the output pin for this state
|
|
UE_API virtual UEdGraphPin* GetOutputPin(int32 InputIndex = 0) const;
|
|
virtual UEdGraph* GetBoundGraph() const { return NULL; }
|
|
|
|
UE_API virtual FText GetDescription() const;
|
|
UE_API virtual void PostCopyNode();
|
|
|
|
UE_API void AddSubNode(UAIGraphNode* SubNode, class UEdGraph* ParentGraph);
|
|
UE_API void RemoveSubNode(UAIGraphNode* SubNode);
|
|
UE_API virtual void RemoveAllSubNodes();
|
|
UE_API virtual void OnSubNodeRemoved(UAIGraphNode* SubNode);
|
|
UE_API virtual void OnSubNodeAdded(UAIGraphNode* SubNode);
|
|
|
|
UE_API virtual int32 FindSubNodeDropIndex(UAIGraphNode* SubNode) const;
|
|
UE_API virtual void InsertSubNodeAt(UAIGraphNode* SubNode, int32 DropIndex);
|
|
|
|
/** check if node is subnode */
|
|
UE_API virtual bool IsSubNode() const;
|
|
|
|
/** initialize instance object */
|
|
UE_API virtual void InitializeInstance();
|
|
|
|
/** reinitialize node instance */
|
|
UE_API virtual bool RefreshNodeClass();
|
|
|
|
/** updates ClassData from node instance */
|
|
UE_API virtual void UpdateNodeClassData();
|
|
|
|
/**
|
|
* Checks for any errors in this node and updates ErrorMessage with any resulting message
|
|
* Called every time the graph is serialized (i.e. loaded, saved, execution index changed, etc)
|
|
*/
|
|
UE_API virtual void UpdateErrorMessage();
|
|
|
|
/** Check if node instance uses blueprint for its implementation */
|
|
UE_API bool UsesBlueprint() const;
|
|
|
|
/** check if node has any errors, used for assigning colors on graph */
|
|
UE_API virtual bool HasErrors() const;
|
|
|
|
static UE_API void UpdateNodeClassDataFrom(UClass* InstanceClass, FGraphNodeClassData& UpdatedData);
|
|
|
|
protected:
|
|
|
|
UE_API virtual void ResetNodeOwner();
|
|
};
|
|
|
|
#undef UE_API
|