ProjectileExplosive.h

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// Copyright Blue Isle Studios Inc 2018. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Projectile.h"
#include "ProjectileExplosive.generated.h"
 
UCLASS()
class PROJECTX_API AProjectileExplosive : public AProjectile
{
    GENERATED_UCLASS_BODY()
    
public:
    virtual void OnSpawnedFromObjectPool() override;
    virtual void OnReleasedToObjectPool() override;
    void DelayedTimedExplosionExpired();
    virtual int32 GetTicketUsageCount() const override;
    virtual float ApplyRadialDamage(UObject* WorldContextObject, const FHitResult& HitInfo, const FVector& TargetLocation, TArray<AActor*>& HitActors, ECollisionChannel DamagePreventionChannel = ECC_Visibility, AController* InstigatorController = NULL,const UWeaponInstance* Weapon = NULL) const;
 
    UFUNCTION(BlueprintCallable,BlueprintPure)
    FORCEINLINE float GetExplosiveDamage() const { return ExplosiveDamage; }
 
protected:
    virtual void OnHit(AActor* SelfActor, AActor* OtherActor, FVector NormalImpulse, const FHitResult& Hit) override;
    virtual void GenerateHitRequest(AActor* OtherActor, UPrimitiveComponent* OtherComp, FVector NormalImpulse, const FHitResult& Hit, const FRotator& CustomRotator = FRotator::ZeroRotator, const TArray<AActor*> DamagedActors = TArray<AActor*>()) override;
    
protected:
    UPROPERTY(EditDefaultsOnly, Category = "Explosive Damage", meta = (AllowPrivateAccess = true, DisplayName = "Base Damage"))
    float ExplosiveDamage = 0.f;
 
    UPROPERTY(EditDefaultsOnly, Category = "Explosive Damage", meta = (AllowPrivateAccess = true, DisplayName = "Minimum Damage"))
    float ExplosiveMinDamage = 0.f;
 
    UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "Explosive Damage", meta = (AllowPrivateAccess = true, DisplayName = "Inner Radius"))
    float ExplosiveInnerRadius = 0.f;
 
    UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "Explosive Damage", meta = (AllowPrivateAccess = true, DisplayName = "Outer Radius"))
    float ExplosiveOuterRadius = 0.f;
 
    UPROPERTY(EditDefaultsOnly, Category = "Explosive Damage", meta = (AllowPrivateAccess = true, DisplayName = "Falloff Exponent"))
    float ExplosiveFalloffExponent = 0.f;
 
    UPROPERTY(EditDefaultsOnly, Category = "Explosive Damage", meta = (AllowPrivateAccess = true, DisplayName = "Damage Type"))
    TSubclassOf<UDamageType> ExplosiveDamageType = NULL;
 
    //If true will only explode on final bounce.
    UPROPERTY(EditDefaultsOnly, Category = "Explosive Damage", meta = (AllowPrivateAccess = true))
    bool bFinalBounceOnly = true;
 
    //If true will only explode on final bounce.
    UPROPERTY(EditDefaultsOnly, Category = "Explosive Damage", meta = (AllowPrivateAccess = true))
    bool bCanBounceOffPawn = false;
 
    /* Don't explode on hit, instead explode after a certain amount of time has passed */
    UPROPERTY(EditDefaultsOnly, Category = "Explosive Damage", meta = (AllowPrivateAccess = true))
    float DelayedExplosionTime = 0.0f;
 
    FHitResult LastHit;
    FTimerHandle DelayedExplosionTimerHandle;
};