WeaponInstancePowerSword.h

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// Copyright Blue Isle Studios Inc 2018. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Weapons/WeaponInstanceMelee.h"
#include "ProjectileReflectionInterface.h"
#include "WeaponInstancePowerSword.generated.h"
 
class UWeaponInstanceRanged;
class AProjectile;
class UAnimMontage;
 
DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FToggleSignature, bool, bToggle);
 
UCLASS()
class PROJECTX_API UWeaponInstancePowerSword : public UWeaponInstanceMelee, public IProjectileReflectionInterface
{
    GENERATED_UCLASS_BODY()
 
public:
    virtual bool CanFire(EWeaponError& ErrorMessage, uint8 Mode = 0) const override;
    virtual bool Fire(uint8 Mode = 0, float WorldTimeOverride = -1.f) override;
    virtual void FireReleased(uint8 Mode /* = 0 */) override;
    virtual bool UnEquip(bool bForce = false) override;
    virtual void BeginPlay() override;
    virtual void FireComplete(uint8 Mode = 0) override;
 
    /* Gets the current state being tracked on the Blueprint for animation purposes */
    UFUNCTION(BlueprintImplementableEvent)
    int32 GetAnimState() const;
 
protected:
    virtual void TickComponent(float DeltaTime, enum ELevelTick TickType, FActorComponentTickFunction *ThisTickFunction);
    virtual bool HandleProjectileReflection_Implementation(TSubclassOf<AProjectile> ProjectileClass, TSubclassOf<UWeaponInstanceRanged> Weapon, const FHitResult& HitResult) override;
    virtual bool IsReflectionActive_Implementation(TSubclassOf<AProjectile> ProjectileClass, TSubclassOf<UWeaponInstanceRanged> Weapon, const FHitResult& HitResult) override;
 
 
protected:
 
    UPROPERTY(BlueprintReadOnly, Category = "Melee Weapon")
    float MeleeRange = 10000.0f;
    /* How far can the sword swing and how wide? Used for telegraphing the user's reticle */
    UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "Melee Weapon")
    FVector MeleeExtents = FVector(1750.f, 120.f, 120.f);
    /* How far from the player's view can we be before reflection stops working? (Cone angle/halfangle) */
    UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "Melee Weapon")
    float ReflectionAngle = 90.0f;
    /* How much stamina does it cost to enter reflective stance */
    UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "Melee Weapon")
    float ReflectionStanceStaminaCost = 10.0f;
    /* How much stamina does it cost per second to maintain reflective stance */
    UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "Melee Weapon")
    float ReflectionStanceStaminaCostPerSecond = 2.0f;
    /* Blocking Animation to play 1P. If montage has multiple sections, one will be chosen randomly */
    UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "Melee Weapon")
    TArray<UAnimMontage*> ReflectMontages1P;
    /* Blocking Animation to play 3P. If montage has multiple sections, one will be chosen randomly */
    UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category = "Melee Weapon")
    TArray<UAnimMontage*> ReflectMontages3P;
 
    UFUNCTION(NetMulticast, Unreliable)
    void Multicast_BlockEffect();
    UFUNCTION(Server, Reliable)
    void Server_ToggleReflection(bool bToggle);
 
    UPROPERTY(BlueprintAssignable)
    FToggleSignature OnReflectionToggled;
    UPROPERTY(BlueprintAssignable)
    FToggleSignature OnTargetInSwordRange;
 
private:
 
    UPROPERTY(ReplicatedUsing="OnRep_ReflectionActive")
    bool bReflectionModeActive = false;
 
    uint8 AnimCounter = 0;
    float ReflectionAngleCos = 0.0f;
    FTimerHandle StaminaDrainTimerHandle;
 
    void TickReflection();
    bool IsWithinConeAngle(const FVector& HitLocation) const;
 
    UFUNCTION()
    void OnRep_ReflectionActive();
};