HighlightComponent.h

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// Copyright(c) Pixo Group. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Components/ActorComponent.h"
#include "HighlightComponent.generated.h"
 
UENUM()
enum class EHighlightColor : uint8
{
    None = 0,
    Orange = 249,
    White = 250,
    Blue = 251,
    Green = 252,
    Yellow = 253,
    Red = 254,
    Pink = 255
};
 
DECLARE_DYNAMIC_MULTICAST_DELEGATE(FOnHighlightValueChanged);
DECLARE_DYNAMIC_MULTICAST_DELEGATE(FOnHighlightChanged);
 
UCLASS(Blueprintable, ClassGroup=(Custom), meta=(BlueprintSpawnableComponent) )
class PIXOCORE_API UHighlightComponent : public UActorComponent
{
    GENERATED_BODY()
 
public: 
    UHighlightComponent();
 
protected:
    virtual void BeginPlay() override;
 
public:
    UFUNCTION(BlueprintCallable)
    void UpdateHighlightValue(EHighlightColor HighlightColor); 
    UFUNCTION(BlueprintCallable)
    void ActivatePulseHighlight(bool Activate);
    UFUNCTION(BlueprintCallable, Category = "Highlight Functionality")
    void ManuallyActivatePulseHighlight(bool Activate, TArray<UMeshComponent*> TargetComponent);
 
    UFUNCTION(BlueprintCallable, Category = "Highlight Functionality")
    void ManuallyActivatePulseHighlightOnSpecificMaterials(bool Activate, TArray<UMeshComponent*> TargetComponent, TArray<int> TargetMaterialIndexes);
 
    UPROPERTY()
    EHighlightColor CurrentHighlight = EHighlightColor::None; 
    UPROPERTY()
    bool IsShowHighlight = true; 
    UPROPERTY(BlueprintReadWrite)
    FTimerHandle PulseHighlightTimerHandle; 
    
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Highlight")
    bool AlwaysEmissiveHighlight = false; 
 
    UPROPERTY(BlueprintAssignable)
    FOnHighlightValueChanged OnHighlightValueChanged;
 
    UPROPERTY(BlueprintAssignable)
    FOnHighlightChanged OnHighlightChanged;
 
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Highlight")
    bool UseIsObjectActiveInsteadOfActiveSteps = false; 
    
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Highlight")
    TArray<FText> HighlightActiveOnSteps; 
 
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Highlight")
    bool ActivateHighlightOnEachStep = false; 
 
    UPROPERTY(EditDefaultsOnly, BlueprintReadWrite, Category = "Highlight")
    bool DeactivateHighlightOnEachInactiveStep = true; 
 
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Highlight")
    TArray<UStaticMeshComponent*> DeactivatedMeshes; 
 
private:
    UFUNCTION()
    void PerformPulseHighlight();
    void ChangeHighlightMaterialColor(const TFunctionRef<FVector()> Color, TArray<TWeakObjectPtr<UMeshComponent>> TargetMeshes);
    void ChangeHighlightSpecificMaterialColor(const TFunctionRef<FVector()> Color, TArray<TWeakObjectPtr<UMeshComponent>> TargetMeshes, TArray<int> MaterialIndexes);
    void UpdatedOwnerMeshComponents();
    
    TArray<int> AffectedMaterialIndexes;
    
    TMap<EHighlightColor, FLinearColor> ColorMap;
    float HighlightTime = 0.0f;
    float PulseDirection = 0.0f;
    bool BlockPulsing = false;
    TArray<TWeakObjectPtr<UMeshComponent>> OwnerMeshComponents;
};