112 lines
3.7 KiB
C++
112 lines
3.7 KiB
C++
// © 2024 Long Ly. All rights reserved. Any unauthorized use, reproduction, or distribution of this trademark is strictly prohibited and may result in legal action.
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#pragma once
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#include "CoreMinimal.h"
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#include "Components/GameStateComponent.h"
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#include "LoadingProcessInterface.h"
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#include "OLSExperienceManagerComponent.generated.h"
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DECLARE_LOG_CATEGORY_EXTERN(LogOLSExperienceManagerComponent, Verbose, All);
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namespace UE::GameFeatures { struct FResult; }
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DECLARE_MULTICAST_DELEGATE_OneParam(FOLSExperienceLoadedNativeDelegate, const class UOLSExperienceDefinitionDataAsset* /*experience*/);
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enum class EOLSExperienceLoadState
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{
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Unloaded,
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Loading,
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LoadingGameFeatures,
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LoadingChaosTestingDelay,
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ExecutingActions,
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Loaded,
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Deactivating
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};
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UCLASS()
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class OLS_API UOLSExperienceManagerComponent : public UGameStateComponent, public ILoadingProcessInterface
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{
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GENERATED_BODY()
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public:
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UOLSExperienceManagerComponent(const FObjectInitializer& objectInitializer);
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//~ Begin UActorComponent interface
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virtual void EndPlay(const EEndPlayReason::Type endPlayReason) override;
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virtual void GetLifetimeReplicatedProps(TArray<FLifetimeProperty>& OutLifetimeProps) const override;
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//~ End UActorComponent interface
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//~ Begin ILoadingProcessInterface interface
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virtual bool ShouldShowLoadingScreen(FString& outReason) const override;
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//~ End ILoadingProcessInterface
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public:
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// This returns the current experience if it is fully loaded, asserting otherwise
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// (i.e., if you called it too soon)
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const UOLSExperienceDefinitionDataAsset* GetCurrentExperienceChecked() const;
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// Tries to set the current experience, either a UI or gameplay one
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void SetCurrentExperience(FPrimaryAssetId experienceId);
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// Returns true if the experience is fully loaded
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bool IsExperienceLoaded() const;
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// Ensures the delegate is called once the experience has been loaded,
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// before others are called.
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// However, if the experience has already loaded, calls the delegate immediately.
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void CallOrRegister_OnExperienceLoaded_HighPriority(FOLSExperienceLoadedNativeDelegate::FDelegate&& delegate);
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// Ensures the delegate is called once the experience has been loaded
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// If the experience has already loaded, calls the delegate immediately
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void CallOrRegister_OnExperienceLoaded(FOLSExperienceLoadedNativeDelegate::FDelegate&& delegate);
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// Ensures the delegate is called once the experience has been loaded
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// If the experience has already loaded, calls the delegate immediately
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void CallOrRegister_OnExperienceLoaded_LowPriority(FOLSExperienceLoadedNativeDelegate::FDelegate&& delegate);
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private:
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UFUNCTION()
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void OnRep_CurrentExperience();
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private:
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void StartExperienceLoad();
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void OnExperienceLoadComplete();
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void OnGameFeaturePluginLoadComplete(const UE::GameFeatures::FResult& result);
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void OnExperienceFullLoadCompleted();
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void OnActionDeactivationCompleted();
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void OnAllActionsDeactivated();
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private:
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UPROPERTY(ReplicatedUsing = OnRep_CurrentExperience)
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TObjectPtr<const class UOLSExperienceDefinitionDataAsset> CurrentExperience = nullptr;
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private:
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EOLSExperienceLoadState LoadState = EOLSExperienceLoadState::Unloaded;
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int32 NumGameFeaturePluginsLoading = 0;
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TArray<FString> GameFeaturePluginURLs;
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int32 NumObservedPausers = 0;
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int32 NumExpectedPausers = 0;
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/**
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* Delegate called when the experience has finished loading just before others
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* (e.g., subsystems that set up for regular gameplay)
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*/
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FOLSExperienceLoadedNativeDelegate OnExperienceLoaded_HighPriority;
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/** Delegate called when the experience has finished loading */
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FOLSExperienceLoadedNativeDelegate OnExperienceLoaded;
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/** Delegate called when the experience has finished loading */
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FOLSExperienceLoadedNativeDelegate OnExperienceLoaded_LowPriority;
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};
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