Add Magic Wand Weapon

Source/vampires/Projectile.cpp

@@ -0,0 +1,34 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+
+#include "Projectile.h"
+
+#include "EnemyCharacter.h"
+#include "Weapons/MagicWandWeapon.h"
+
+// Sets default values
+AProjectile::AProjectile()
+{
+ 	// Set this actor to call Tick() every frame.  You can turn this off to improve performance if you don't need it.
+	PrimaryActorTick.bCanEverTick = true;
+
+	SphereComponent = CreateDefaultSubobject<USphereComponent>(TEXT("Sphere Component"));
+	SphereComponent->SetupAttachment(RootComponent);
+	SphereComponent->SetSphereRadius(50.0f);
+}
+
+// Called when the game starts or when spawned
+void AProjectile::BeginPlay()
+{
+	Super::BeginPlay();
+	AMagicWandWeapon* OwnerWeapon = Cast<AMagicWandWeapon>(GetOwner()); 
+	SphereComponent->OnComponentBeginOverlap.AddDynamic(OwnerWeapon, &AMagicWandWeapon::OnProjectileBeginOverlap);
+}
+
+// Called every frame
+void AProjectile::Tick(float DeltaTime)
+{
+	Super::Tick(DeltaTime);
+	SetActorLocation(GetActorLocation() + (TargetDirection * ProjectileSpeed));
+}
+

Source/vampires/Projectile.h

@@ -0,0 +1,35 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include "Components/SphereComponent.h"
+#include "GameFramework/Actor.h"
+#include "Projectile.generated.h"
+
+UCLASS()
+class VAMPIRES_API AProjectile : public AActor
+{
+	GENERATED_BODY()
+
+public:
+	UPROPERTY(EditDefaultsOnly, BlueprintReadWrite)
+	USphereComponent* SphereComponent = nullptr;
+
+	FVector TargetDirection = FVector::ZeroVector;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite)
+	float ProjectileSpeed = 1.0f;
+	
+public:	
+	// Sets default values for this actor's properties
+	AProjectile();
+
+protected:
+	// Called when the game starts or when spawned
+	virtual void BeginPlay() override;
+
+public:	
+	// Called every frame
+	virtual void Tick(float DeltaTime) override;
+};

Source/vampires/Weapon.cpp

@@ -16,6 +16,8 @@ AWeapon::AWeapon()
 void AWeapon::BeginPlay()
 {
 	Super::BeginPlay();
+
+	TArray<AWeapon*> example;
 	GetWorldTimerManager().SetTimer(WeaponTimerHandle, this, &AWeapon::FireWeaponAction, WeaponCooldown, true);
 	UEXPComponent* expcomponent = GetOwner()->GetComponentByClass<UEXPComponent>();
 

Source/vampires/Weapon.h

@@ -12,10 +12,10 @@ class VAMPIRES_API AWeapon : public AActor
 	GENERATED_BODY()
 
 public:
-	UPROPERTY(BlueprintReadWrite)
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Weapon Properties")
 	float WeaponCooldown = 1.0f;
 
-	UPROPERTY(BlueprintReadWrite)
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Weapon Properties")
 	float Damage;
 
 private:

Source/vampires/Weapons/MagicWandWeapon.cpp

@@ -0,0 +1,91 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+
+#include "MagicWandWeapon.h"
+
+#include "Kismet/GameplayStatics.h"
+#include "Kismet/KismetMathLibrary.h"
+#include "vampires/EnemyCharacter.h"
+
+AMagicWandWeapon::AMagicWandWeapon()
+{
+	SphereComponent = CreateDefaultSubobject<USphereComponent>(TEXT("Sphere Component"));
+	SphereComponent->SetupAttachment(RootComponent);
+	SphereComponent->SetSphereRadius(1000.0f);
+}
+
+void AMagicWandWeapon::BeginPlay()
+{
+	Super::BeginPlay();
+	SphereComponent->OnComponentBeginOverlap.AddDynamic(this, &AMagicWandWeapon::OnWeaponBeginOverlap);
+	SphereComponent->OnComponentEndOverlap.AddDynamic(this, &AMagicWandWeapon::OnWeaponEndOverlap);
+}
+
+void AMagicWandWeapon::FireWeaponAction_Implementation()
+{
+	Super::FireWeaponAction_Implementation();
+
+	if (IsValid(ProjectileTemplate))
+	{
+		float distance = 0.0f;
+		AActor* nearestActor = UGameplayStatics::FindNearestActor(GetActorLocation(), OverlappedEnemies, distance);
+
+		if (nearestActor)
+		{
+			FActorSpawnParameters actorSpawnParameters;
+			actorSpawnParameters.Owner = this;
+			actorSpawnParameters.SpawnCollisionHandlingOverride = ESpawnActorCollisionHandlingMethod::AlwaysSpawn;
+			actorSpawnParameters.TransformScaleMethod = ESpawnActorScaleMethod::MultiplyWithRoot;
+
+			AProjectile* projectile = GetWorld()->SpawnActor<AProjectile>(ProjectileTemplate, GetTransform(),
+			                                                              actorSpawnParameters);
+			FVector direction = UKismetMathLibrary::GetDirectionUnitVector(
+				GetActorLocation(), nearestActor->GetActorLocation());
+			direction.Z = 0.0;
+			direction.Normalize();
+			projectile->TargetDirection = direction;
+		}
+	}
+}
+
+void AMagicWandWeapon::OnWeaponBeginOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor,
+                                            UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool bFromSweep,
+                                            const FHitResult& SweepResult)
+{
+	if (AEnemyCharacter* Enemy = Cast<AEnemyCharacter>(OtherActor))
+	{
+		OverlappedEnemies.Add(Enemy);
+	}
+}
+
+void AMagicWandWeapon::OnWeaponEndOverlap(UPrimitiveComponent* OverlappedComp, AActor* OtherActor,
+                                          UPrimitiveComponent* OtherComp, int32 OtherBodyIndex)
+{
+	if (AEnemyCharacter* Enemy = Cast<AEnemyCharacter>(OtherActor))
+	{
+		OverlappedEnemies.Remove(Enemy);
+	}
+}
+
+void AMagicWandWeapon::OnProjectileBeginOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor,
+                                                UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool bFromSweep,
+                                                const FHitResult& SweepResult)
+{
+	if (AEnemyCharacter* Enemy = Cast<AEnemyCharacter>(OtherActor))
+	{
+		UHealthComponent* EnemyHealthComponent = Enemy->GetHealthComponent();
+
+		if (!EnemyHealthComponent->GetIsDead())
+		{
+			AController* ownerController = nullptr;
+			if (AVampireCharacter* character = Cast<AVampireCharacter>(GetOwner()))
+			{
+				ownerController = character->GetController();
+			}
+
+			EnemyHealthComponent->TakeDamage(Enemy, Damage, nullptr, ownerController, this);
+
+			OverlappedComponent->GetAttachmentRootActor()->Destroy();
+		}
+	}
+}

Source/vampires/Weapons/MagicWandWeapon.h

@@ -0,0 +1,50 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include "../Weapon.h"
+#include "Components/SphereComponent.h"
+#include "vampires/Projectile.h"
+#include "MagicWandWeapon.generated.h"
+
+/**
+ * 
+ */
+UCLASS()
+class VAMPIRES_API AMagicWandWeapon : public AWeapon
+{
+	GENERATED_BODY()
+
+public:
+	UPROPERTY(EditDefaultsOnly, BlueprintReadWrite)
+	USphereComponent* SphereComponent = nullptr;
+
+	UPROPERTY(EditAnywhere, Category = "Weapon Properties")
+	TSubclassOf<AProjectile> ProjectileTemplate = nullptr;
+
+private:
+	TArray<AActor*> OverlappedEnemies = TArray<AActor*>();
+	
+public:
+	AMagicWandWeapon();
+
+protected:
+	virtual void BeginPlay() override;
+
+public:
+	virtual void FireWeaponAction_Implementation() override;
+
+	UFUNCTION()
+	void OnWeaponBeginOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor,
+						UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool bFromSweep,
+						const FHitResult& SweepResult);
+
+	UFUNCTION()
+	void OnWeaponEndOverlap(UPrimitiveComponent* OverlappedComp, AActor* OtherActor, UPrimitiveComponent* OtherComp,
+					  int32 OtherBodyIndex);
+	
+	UFUNCTION()
+	void OnProjectileBeginOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor,
+	UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool bFromSweep, const FHitResult& SweepResult);
+};