Pickup collection progress

Author: weeeBox

Source/BatteryCollector/BatteryCollectorCharacter.cpp

@@ -37,6 +37,11 @@ ABatteryCollectorCharacter::ABatteryCollectorCharacter()
 	FollowCamera->SetupAttachment(CameraBoom, USpringArmComponent::SocketName); // Attach the camera to the end of the boom and let the boom adjust to match the controller orientation
 	FollowCamera->bUsePawnControlRotation = false; // Camera does not rotate relative to arm
 
+	// Create the collection sphere
+	CollectionSphere = CreateDefaultSubobject<USphereComponent>(TEXT("CollectionSphere"));
+	CollectionSphere->AttachTo(RootComponent);
+	CollectionSphere->SetSphereRadius(200.f);
+
 	// Note: The skeletal mesh and anim blueprint references on the Mesh component (inherited from Character) 
 	// are set in the derived blueprint asset named MyCharacter (to avoid direct content references in C++)
 }

Source/BatteryCollector/BatteryCollectorCharacter.h

@@ -15,6 +15,10 @@ class ABatteryCollectorCharacter : public ACharacter
 	/** Follow camera */
 	UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = Camera, meta = (AllowPrivateAccess = "true"))
 	class UCameraComponent* FollowCamera;
+
+	/** Collection sphere */
+	UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = Camera, meta = (AllowPrivateAccess = "true"))
+	class USphereComponent* CollectionSphere;
 public:
 	ABatteryCollectorCharacter();
 
@@ -62,5 +66,7 @@ class ABatteryCollectorCharacter : public ACharacter
 	FORCEINLINE class USpringArmComponent* GetCameraBoom() const { return CameraBoom; }
 	/** Returns FollowCamera subobject **/
 	FORCEINLINE class UCameraComponent* GetFollowCamera() const { return FollowCamera; }
+	/** Returns CollectionSphere subobject **/
+	FORCEINLINE class USphereComponent* GetCollectionSphere() const { return CollectionSphere; }
 };
 

Source/BatteryCollector/BatteryPickup.cpp

@@ -3,10 +3,18 @@
 #include "BatteryCollector.h"
 #include "BatteryPickup.h"
 
+
 //Set default values
 ABatteryPickup::ABatteryPickup()
 {
 	GetMesh()->SetSimulatePhysics(true);
 }
 
 
+void ABatteryPickup::WasCollected_Implementation()
+{
+	// Use the base pickup behavior
+	Super::WasCollected_Implementation();
+	// Destroy the battery
+	Destroy();
+}

Source/BatteryCollector/BatteryPickup.h

@@ -17,4 +17,6 @@ class BATTERYCOLLECTOR_API ABatteryPickup : public APickup
 	// Sets default values for this actor's properties
 	ABatteryPickup();
 
+	/** Override the WasCollected function - use Implementation because it's a Blueprint Native Event */
+	void WasCollected_Implementation() override;
 };

Source/BatteryCollector/Pickup.cpp

@@ -10,12 +10,13 @@ APickup::APickup()
  	// Set this actor to call Tick() every frame.  You can turn this off to improve performance if you don't need it.
 	PrimaryActorTick.bCanEverTick = false;
 
-	// All pickup start active
+	// All pickups start active
 	bIsActive = true;
 
 	// Create the static mesh component
 	PickupMesh = CreateDefaultSubobject<UStaticMeshComponent>(TEXT("PickupMesh"));
 	RootComponent = PickupMesh;
+
 }
 
 // Called when the game starts or when spawned
@@ -42,4 +43,12 @@ bool APickup::IsActive()
 void APickup::SetActive(bool NewPickupState)
 {
 	bIsActive = NewPickupState;
+}
+
+void APickup::WasCollected_Implementation()
+{
+	// Log a debug message
+	FString PickupDebugString = GetName();
+	UE_LOG(LogClass, Log, TEXT("You have collected %s"), *PickupDebugString);
+
 }

Source/BatteryCollector/Pickup.h

@@ -31,6 +31,11 @@ class BATTERYCOLLECTOR_API APickup : public AActor
 	UFUNCTION(BlueprintCallable, Category = "Pickup")
 	void SetActive(bool NewPickupState);
 
+	/** Function to call when the pickup is collected */
+	UFUNCTION(BlueprintNativeEvent)
+	void WasCollected();
+	virtual void WasCollected_Implementation();
+
 
 protected:
 	/**True when the pickup can be used, and false when pickup is deactivated */