UWTask_RepeatAction.cpp

// /*
//  * (C) 2018 Kaos Interactive
//  *
//  * Part of the UltraWarz Project
//  * No copying, using or selling of this code permitted unless explicity shared by Kaos Interactive.
//  *
//  * File created by KaosSpectrum (D.Moss)
//  *
//  *  Last updated and cleaned: 06/08/2018 @ 14:44
//  */

#include "UWTask_RepeatAction.h"
#include "TimerManager.h"

UUWTask_RepeatAction::UUWTask_RepeatAction(const FObjectInitializer& ObjectInitializer)
	: Super(ObjectInitializer)
{}

void UUWTask_RepeatAction::PerformAction() const
{
	OnPerformAction.Broadcast();
}

UUWTask_RepeatAction* UUWTask_RepeatAction::RepeatAction(UGameplayAbility* OwningAbility, float DelayBetweenRepeats)
{
	UUWTask_RepeatAction* MyObj = NewAbilityTask<UUWTask_RepeatAction>(OwningAbility);
	MyObj->DelayBetweenRepeats = DelayBetweenRepeats;

	return MyObj;
}

void UUWTask_RepeatAction::Activate()
{
	PerformAction();
	GetWorld()->GetTimerManager().SetTimer(TimerHandle_PerformAction, this, &UUWTask_RepeatAction::PerformAction, DelayBetweenRepeats, true);
}

void UUWTask_RepeatAction::OnDestroy(bool AbilityIsEnding)
{
	GetWorld()->GetTimerManager().ClearTimer(TimerHandle_PerformAction);

	Super::OnDestroy(AbilityIsEnding);
}

FString UUWTask_RepeatAction::GetDebugString() const
{
	return FString::Printf(TEXT("RepeatAction"));
}

UWTask_RepeatAction.h

// /*
//  * (C) 2018 Kaos Interactive
//  *
//  * Part of the UltraWarz Project
//  * No copying, using or selling of this code permitted unless explicity shared by Kaos Interactive.
//  *
//  * File created by KaosSpectrum (D.Moss)
//  *
//  *  Last updated and cleaned: 06/08/2018 @ 14:45
//  */

#pragma once

#include "CoreMinimal.h"
#include "AbilityTask.h"
#include "UObject/ObjectMacros.h"
#include "Engine/EngineTypes.h"
#include "UWTask_RepeatAction.generated.h"

DECLARE_DYNAMIC_MULTICAST_DELEGATE(FRepeatActionDelegate);

/**
 * 
 */
UCLASS()

class ULTRAWARZ_API UUWTask_RepeatAction : public UAbilityTask
{
	GENERATED_BODY()

	UUWTask_RepeatAction(const FObjectInitializer& ObjectInitializer);

	UPROPERTY(BlueprintAssignable)
	FRepeatActionDelegate OnPerformAction;

	FString GetDebugString() const override;

	void PerformAction() const;

	/** Start a task that repeats an action or set of actions. */
	UFUNCTION(BlueprintCallable, Category = "Ability|Tasks", meta = (DisplayName = "Repeat Action (Timer)", HidePin = "OwningAbility", DefaultToSelf = "OwningAbility", BlueprintInternalUseOnly = "TRUE"))
	static UUWTask_RepeatAction* RepeatAction(UGameplayAbility* OwningAbility, float DelayBetweenRepeats);

	void Activate() override;

protected:
	float DelayBetweenRepeats;

	/** Handle for efficient management of PerformAction timer */
	FTimerHandle TimerHandle_PerformAction;

	void OnDestroy(bool AbilityIsEnding) override;
};