FadingComponent.h

Go to the documentation of this file.

// Copyright(c) Pixo Group. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Components/ActorComponent.h"
#include "Components/TimelineComponent.h"
#include "Interfaces/PixoVRInteractiveObject.h"
#include "FadingComponent.generated.h"
 
UENUM()
enum EFadeType
{
    FadeIn,
    FadeOut
};
 
DECLARE_DYNAMIC_MULTICAST_DELEGATE(FOnFadeCompleted);
 
UCLASS(ClassGroup=(Custom), meta=(BlueprintSpawnableComponent))
class PIXOCORE_API UFadingComponent : public UActorComponent
{
    GENERATED_BODY()
 
public:
    UFadingComponent();
    
    virtual void TickComponent(float DeltaTime, ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction) override;
 
    UFUNCTION(BlueprintCallable)
    void FadeStaticMeshes(TArray<UStaticMeshComponent*> StaticMeshes, float TimeForFade = 1.0f, float DesiredOpacity = 0.0f);
 
    UFUNCTION(BlueprintCallable)
    void FadeStaticMeshesFromTo(TArray<UStaticMeshComponent*> StaticMeshes, float TimeForFade = 1.0f, float FromOpacity = 0.0f, float ToOpacity = 0.0f);
    
    UFUNCTION(BlueprintCallable)
    void FadeActor(AActor* Actor, float TimeForFade = 1.0f, float DesiredOpacity = 0.0f);
 
    UPROPERTY(BlueprintAssignable)
    FOnFadeCompleted OnFadeCompleted;
 
protected:
    virtual void BeginPlay() override;
 
private:
    UFUNCTION()
    void FadeCompleted();
    UFUNCTION()
    void FadeOpacityTimelineProcess(float Value);
 
    void Fade();
    void SetOpacity(float Value); 
    void SetOpaqueMaterial(); 
    void SetMeshesHidden(bool Hidden); 
    
    UPROPERTY()
    TArray<FTransparentMaterialData> MaterialData;
 
    EFadeType FadeType;
    float FadeDuration = 1.0f;
    float CurrentOpacity = 1.0f;
    float FinalOpacity = 0.0f;
 
    FTimeline FadeTimeline;
    UPROPERTY()
    UCurveFloat* ChangingFadeOpacityCurve;
};