LCInputModifier.h

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// Copyright 2023 Lost in Game Studio. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/Object.h"
#include "Curves/CurveFloat.h"
#include "LCInputModifier.generated.h"
 
struct FInputActionValue;
 
//TODO: Normally, with instanced object, we should use EditInstanceOnly on property but in LayoutComponentLogic, it doesn't work.
//So we use EditAnywhere
 
// Base class for Virtual Input Modifier
UCLASS(Abstract, Blueprintable, EditInlineNew, CollapseCategories)
class TOUCHINTERFACE_API ULCInputModifier : public UObject
{
    GENERATED_BODY()
 
public:
    UFUNCTION(Category = "Modifier", BlueprintCallable, BlueprintNativeEvent)
    FVector2D ModifyRaw(const FVector2D CurrentValue, const float DeltaTime);
 
    UFUNCTION(Category = "Modifier", BlueprintCallable, BlueprintNativeEvent)
    void ModifyInputActionValue(FInputActionValue& Value, const float DeltaTime);
 
protected:
    virtual FVector2D ModifyRaw_Implementation(const FVector2D CurrentValue, const float DeltaTime)
    {
        return CurrentValue;
    }
 
    virtual void ModifyInputActionValue_Implementation(FInputActionValue& Value, const float DeltaTime) {}
};
 
// Allow you to scale the virtual input value
UCLASS(NotBlueprintable, MinimalAPI, meta=(DisplayName="Scalar"))
class UVirtualInputScalar : public ULCInputModifier
{
    GENERATED_BODY()
 
public:
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Settings)
    FVector2D Scalar = FVector2D::One();
 
private:
    UPROPERTY()
    bool bTest = false;
 
public:
    virtual FVector2D ModifyRaw_Implementation(const FVector2D CurrentValue, const float DeltaTime) override;
 
    virtual void ModifyInputActionValue_Implementation(FInputActionValue& Value, const float DeltaTime) override;
};
 
// Smooth virtual input value with delta time
UCLASS(NotBlueprintable, MinimalAPI, meta=(DisplayName="Smooth"))
class UVirtualInputTurnRate : public ULCInputModifier
{
    GENERATED_BODY()
 
public:
    // Use horizontal and vertical turn rate
    UPROPERTY(Category=Settings, EditAnywhere, BlueprintReadWrite)
    uint8 bByAxis:1;
    
    UPROPERTY(Category=Settings, EditAnywhere, BlueprintReadWrite, meta=(ClampMin=0.0f, EditCondition="bByAxis==false", EditConditionHides))
    float TurnRate = 30.0f;
 
    UPROPERTY(Category=Settings, EditAnywhere, BlueprintReadWrite, meta=(ClampMin=0.0f, EditCondition="bByAxis==true", EditConditionHides))
    float HorizontalTurnRate = 30.0f;
 
    UPROPERTY(Category=Settings, EditAnywhere, BlueprintReadWrite, meta=(ClampMin=0.0f, EditCondition="bByAxis==true", EditConditionHides))
    float VerticalTurnRate = 30.0f;
 
    virtual FVector2D ModifyRaw_Implementation(const FVector2D CurrentValue, const float DeltaTime) override;
 
    virtual void ModifyInputActionValue_Implementation(FInputActionValue& Value, const float DeltaTime) override;
};
 
// Invert positive value (ex: if X=1 and bX == true, so X=-1)
UCLASS(NotBlueprintable, MinimalAPI, meta=(DisplayName="Negate"))
class UVirtualInputNegate : public ULCInputModifier
{
    GENERATED_BODY()
 
public:
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Settings)
    bool bX = false;
 
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Settings)
    bool bY = false;
 
    virtual FVector2D ModifyRaw_Implementation(const FVector2D CurrentValue, const float DeltaTime) override;
 
    virtual void ModifyInputActionValue_Implementation(FInputActionValue& Value, const float DeltaTime) override;
};
 
// Invert virtual input axis
UCLASS(NotBlueprintable, MinimalAPI, meta=(DisplayName="Swizzle"))
class UVirtualInputSwizzleAxis : public ULCInputModifier
{
    GENERATED_BODY()
 
public:
    virtual FVector2D ModifyRaw_Implementation(const FVector2D CurrentValue, const float DeltaTime) override;
 
    virtual void ModifyInputActionValue_Implementation(FInputActionValue& Value, const float DeltaTime) override;
};
 
// Scale virtual input value by curve
UCLASS(NotBlueprintable, MinimalAPI, meta=(DisplayName="Curve"))
class UVirtualInputCurve : public ULCInputModifier
{
    GENERATED_BODY()
 
public:
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Settings, meta=(DisplayThumbnail="false"))
    TObjectPtr<UCurveFloat> Curve;
 
    virtual FVector2D ModifyRaw_Implementation(const FVector2D CurrentValue, const float DeltaTime) override;
 
    virtual void ModifyInputActionValue_Implementation(FInputActionValue& Value, const float DeltaTime) override;
};