TriggerZone.h

#pragma once
 
#include "CoreMinimal.h"
#include "Components/ActorComponent.h"
#include "Components/SphereComponent.h"
#include "TriggerZone.generated.h"
 
 
USTRUCT(BlueprintType)
struct FTriggerData 
{
    GENERATED_BODY()
    
    FTriggerData() {}
 
    FTriggerData(UPrimitiveComponent* OverlappedComp, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex,
        bool bFromSweep, const FHitResult& SweepResult)
        : OverlappedComp(OverlappedComp)
        , OtherActor(OtherActor)
        , OtherComp(OtherComp)
        , OtherBodyIndex(OtherBodyIndex)
        , bFromSweep(bFromSweep)
        , SweepResult(SweepResult)
    {
        
    }
 
    FTriggerData(UPrimitiveComponent* OverlappedComp, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex)
        : OverlappedComp(OverlappedComp)
        , OtherActor(OtherActor)
        , OtherComp(OtherComp)
        , OtherBodyIndex(OtherBodyIndex)
    {
        
    }
 
    UPROPERTY(BlueprintReadOnly)
    UPrimitiveComponent* OverlappedComp = nullptr;
 
    UPROPERTY(BlueprintReadOnly)
    AActor* OtherActor = nullptr;
 
    UPROPERTY(BlueprintReadOnly)
    UPrimitiveComponent* OtherComp = nullptr;
 
    UPROPERTY(BlueprintReadOnly)
    int32 OtherBodyIndex = 0;
 
    UPROPERTY(BlueprintReadOnly)
    bool bFromSweep = false;
 
    UPROPERTY(BlueprintReadOnly)
    FHitResult SweepResult;
};
 
 
UCLASS(ClassGroup=(Custom), meta=(BlueprintSpawnableComponent))
class BCR_API UTriggerZone : public USceneComponent
{
    GENERATED_BODY()
 
public:
 
    UTriggerZone();
    virtual void OnRegister() override;
    virtual void BeginDestroy() override;
 
    UFUNCTION(BlueprintCallable, BlueprintPure)
    FORCEINLINE USphereComponent* GetInnerZoneComponent() { return InnerZoneComponent; }
 
    UFUNCTION(BlueprintCallable, BlueprintPure)
    FORCEINLINE USphereComponent* GetOuterZoneComponent() { return OuterZoneComponent; }
    
#if WITH_EDITOR
    virtual void PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent) override;
#endif
    
protected:
 
    void SetupZone(USphereComponent* ZoneComponent, const float ZoneSize, const FColor ZoneColor) const;
    void SetTriggerZoneSize(USphereComponent* ZoneComponent, const float NewZoneSize);
 
    UFUNCTION()
    void OnActorEnterInnerZone(UPrimitiveComponent* OverlappedComp, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool bFromSweep, const FHitResult& SweepResult);
    UFUNCTION()
    void OnActorExitInnerZone(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex);
 
    UFUNCTION()
    void OnActorEnterOuterZone(UPrimitiveComponent* OverlappedComp, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool bFromSweep, const FHitResult& SweepResult);
    UFUNCTION()
    void OnActorExitOuterZone(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex);
    
    UPROPERTY()
    USphereComponent* InnerZoneComponent;
    UPROPERTY()
    USphereComponent* OuterZoneComponent;
 
    UPROPERTY(EditAnywhere , Category = "Zone Settings", meta = (ClampMin = "0.1"))
    float InnerZoneSize;
    UPROPERTY(EditAnywhere , Category = "Zone Settings", meta = (ClampMin = "0.1"))
    float OuterZoneSize;
 
    UPROPERTY()
    TArray<AActor*> PlayersInInnerZone;
    UPROPERTY()
    TArray<AActor*> PlayersInOuterZone;
};