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107 lines
4.1 KiB
C++
107 lines
4.1 KiB
C++
// Copyright 1998-2015 Epic Games, Inc. All Rights Reserved.
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#include "BlueprintGraphPrivatePCH.h"
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#include "K2Node_InputVectorAxisEvent.h"
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#include "CompilerResultsLog.h"
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#include "BlueprintNodeSpawner.h"
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#include "Engine/InputVectorAxisDelegateBinding.h"
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#include "BlueprintActionDatabaseRegistrar.h"
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UK2Node_InputVectorAxisEvent::UK2Node_InputVectorAxisEvent(const FObjectInitializer& ObjectInitializer)
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: Super(ObjectInitializer)
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{
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EventReference.SetExternalDelegateMember(FName(TEXT("InputAxisHandlerDynamicSignature__DelegateSignature")));
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}
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void UK2Node_InputVectorAxisEvent::Serialize(FArchive& Ar)
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{
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Super::Serialize(Ar);
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if(Ar.IsLoading())
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{
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if(Ar.UE4Ver() < VER_UE4_K2NODE_EVENT_MEMBER_REFERENCE && EventSignatureName_DEPRECATED.IsNone() && EventSignatureClass_DEPRECATED == nullptr)
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{
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EventReference.SetExternalDelegateMember(FName(TEXT("InputAxisHandlerDynamicSignature__DelegateSignature")));
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}
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}
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}
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void UK2Node_InputVectorAxisEvent::ValidateNodeDuringCompilation(class FCompilerResultsLog& MessageLog) const
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{
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// Skip AxisKeyEvent validation
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UK2Node_Event::ValidateNodeDuringCompilation(MessageLog);
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if (!AxisKey.IsValid())
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{
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MessageLog.Warning(*FText::Format(NSLOCTEXT("KismetCompiler", "Invalid_InputVectorAxis_Warning", "InputVectorAxis Event specifies invalid FKey'{0}' for @@"), FText::FromString(AxisKey.ToString())).ToString(), this);
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}
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else if (!AxisKey.IsVectorAxis())
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{
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MessageLog.Warning(*FText::Format(NSLOCTEXT("KismetCompiler", "NotAxis_InputVectorAxis_Warning", "InputVectorAxis Event specifies FKey'{0}' which is not a vector axis for @@"), FText::FromString(AxisKey.ToString())).ToString(), this);
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}
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else if (!AxisKey.IsBindableInBlueprints())
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{
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MessageLog.Warning(*FText::Format(NSLOCTEXT("KismetCompiler", "NotBindable_InputVectorAxis_Warning", "InputVectorAxis Event specifies FKey'{0}' that is not blueprint bindable for @@"), FText::FromString(AxisKey.ToString())).ToString(), this);
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}
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}
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UClass* UK2Node_InputVectorAxisEvent::GetDynamicBindingClass() const
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{
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return UInputVectorAxisDelegateBinding::StaticClass();
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}
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void UK2Node_InputVectorAxisEvent::RegisterDynamicBinding(UDynamicBlueprintBinding* BindingObject) const
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{
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UInputVectorAxisDelegateBinding* InputVectorAxisBindingObject = CastChecked<UInputVectorAxisDelegateBinding>(BindingObject);
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FBlueprintInputAxisKeyDelegateBinding Binding;
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Binding.AxisKey = AxisKey;
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Binding.bConsumeInput = bConsumeInput;
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Binding.bExecuteWhenPaused = bExecuteWhenPaused;
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Binding.bOverrideParentBinding = bOverrideParentBinding;
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Binding.FunctionNameToBind = CustomFunctionName;
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InputVectorAxisBindingObject->InputAxisKeyDelegateBindings.Add(Binding);
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}
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void UK2Node_InputVectorAxisEvent::GetMenuActions(FBlueprintActionDatabaseRegistrar& ActionRegistrar) const
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{
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TArray<FKey> AllKeys;
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EKeys::GetAllKeys(AllKeys);
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auto CustomizeInputNodeLambda = [](UEdGraphNode* NewNode, bool bIsTemplateNode, FKey Key)
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{
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UK2Node_InputAxisKeyEvent* InputNode = CastChecked<UK2Node_InputAxisKeyEvent>(NewNode);
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InputNode->Initialize(Key);
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};
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// actions get registered under specific object-keys; the idea is that
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// actions might have to be updated (or deleted) if their object-key is
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// mutated (or removed)... here we use the node's class (so if the node
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// type disappears, then the action should go with it)
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UClass* ActionKey = GetClass();
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for (FKey const Key : AllKeys)
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{
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if (!Key.IsBindableInBlueprints() || !Key.IsVectorAxis())
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{
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continue;
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}
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// to keep from needlessly instantiating a UBlueprintNodeSpawner, first
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// check to make sure that the registrar is looking for actions of this type
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// (could be regenerating actions for a specific asset, and therefore the
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// registrar would only accept actions corresponding to that asset)
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if (!ActionRegistrar.IsOpenForRegistration(ActionKey))
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{
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continue;
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}
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UBlueprintNodeSpawner* NodeSpawner = UBlueprintNodeSpawner::Create(GetClass());
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check(NodeSpawner != nullptr);
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NodeSpawner->CustomizeNodeDelegate = UBlueprintNodeSpawner::FCustomizeNodeDelegate::CreateStatic(CustomizeInputNodeLambda, Key);
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ActionRegistrar.AddBlueprintAction(ActionKey, NodeSpawner);
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}
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}
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