ScenarioCutsceneWidget.h

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// Fill out your copyright notice in the Description page of Project Settings.
 
#pragma once
 
#include "CoreMinimal.h"
#include "InputCoreTypes.h"
#include "Input/Reply.h"
#include "Table/Cutscene/DT_ScenarioCutsceneTable.h"
#include "UI/HUD/HpBar/HpBarUserWidget.h"
#include "ScenarioCutsceneWidget.generated.h"
 
class UImage;
class UTextBlock;
class UWidget;
 
UENUM(BlueprintType)
enum class EScenarioCutsceneState : uint8
{
    None = 0,
    Typing = 1,
    Finished = 2,
    WaitingInput = 4
};
 
UCLASS(BlueprintType, Blueprintable)
class CK_UE_API UScenarioCutsceneWidget : public UUserWidgetBase
{
    GENERATED_BODY()
 
public:
    UScenarioCutsceneWidget(const FObjectInitializer& ObjectInitializer);
 
public:
    virtual void NativeConstruct() override;
    virtual void NativeTick(const FGeometry& MyGeometry, float InDeltaTime) override;
    virtual FReply NativeOnKeyDown(const FGeometry& InGeometry, const FKeyEvent& InKeyEvent) override;
    virtual FReply NativeOnMouseButtonDown(const FGeometry& InGeometry, const FPointerEvent& InMouseEvent) override;
 
public:
    UFUNCTION(BlueprintCallable, Category = "Cutscene")
    void StartCutscene(const TArray<FDT_ScenarioCutsceneTable>& InCutsceneRows);
 
    UFUNCTION(BlueprintCallable, Category = "Cutscene")
    void AdvanceCutscene();
 
    UFUNCTION(BlueprintCallable, Category = "Cutscene")
    void SkipCutscene();
 
    UFUNCTION(BlueprintCallable, Category = "Cutscene")
    void ConfigureTypewriter(bool bInUseTypewriter, float InCharactersPerSecond);
 
    UFUNCTION(BlueprintPure, Category = "Cutscene")
    bool IsCutsceneFinished() const;
 
    UFUNCTION(BlueprintPure, Category = "Cutscene")
    EScenarioCutsceneState GetCutsceneState() const;
 
protected:
    UFUNCTION(BlueprintImplementableEvent, Category = "Cutscene")
    void OnCutsceneStarted();
 
    UFUNCTION(BlueprintImplementableEvent, Category = "Cutscene")
    void OnCutsceneLineChanged(const FDT_ScenarioCutsceneTable& CutsceneRow, const FText& SpeakerNameText, const FText& DialogTextValue, const FText& CutscenePathText);
 
    UFUNCTION(BlueprintImplementableEvent, Category = "Cutscene")
    void OnCutsceneDialogTextChanged(const FText& DialogTextValue);
 
    UFUNCTION(BlueprintImplementableEvent, Category = "Cutscene")
    void OnCutsceneWaitingInput();
 
    UFUNCTION(BlueprintImplementableEvent, Category = "Cutscene")
    void OnCutsceneFinished();
 
private:
    void ApplyCutsceneLine(const FText& SpeakerNameText, const FText& DialogTextValue, const FText& CutscenePathText);
    void SetCutsceneImageInternal(const FText& CutscenePathText);
    void SetDialogTextInternal(const FText& DialogTextValue);
    bool IsAdvanceInputKey(const FKey& Key) const;
    void FinishTypingCurrentLine();
    void ShowCurrentLine();
    void FinishCutscene();
 
protected:
    UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = "UI|Cutscene", meta = (BindWidget))
    TObjectPtr<UWidget> DialogBox;
 
    UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = "UI|Cutscene", meta = (BindWidget))
    TObjectPtr<UImage> CutsceneImage;
 
    UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = "UI|Cutscene", meta = (BindWidget))
    TObjectPtr<UTextBlock> SpeakerName;
 
    UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = "UI|Cutscene", meta = (BindWidget))
    TObjectPtr<UTextBlock> DialogText;
 
    UPROPERTY(Transient)
    EScenarioCutsceneState CutsceneState = EScenarioCutsceneState::None;
 
private:
    TArray<FDT_ScenarioCutsceneTable> CutsceneRows;
    int32 CurrentRowIndex = INDEX_NONE;
    FString CurrentDialogString;
    
    bool bUseTypewriter = false;
    float CharactersPerSecond = 40.0f;
    float TypingProgress = 0.0f;
};
 
 
FORCEINLINE void UScenarioCutsceneWidget::SkipCutscene()
{
    FinishCutscene();
}
 
 
FORCEINLINE void UScenarioCutsceneWidget::ConfigureTypewriter(const bool bInUseTypewriter, const float InCharactersPerSecond)
{
    bUseTypewriter = bInUseTypewriter;
    CharactersPerSecond = FMath::Max(InCharactersPerSecond, 1.0f);
}
 
 
FORCEINLINE bool UScenarioCutsceneWidget::IsCutsceneFinished() const
{
    return CutsceneState == EScenarioCutsceneState::Finished;
}
 
 
FORCEINLINE EScenarioCutsceneState UScenarioCutsceneWidget::GetCutsceneState() const
{
    return CutsceneState;
}
 
 
FORCEINLINE bool UScenarioCutsceneWidget::IsAdvanceInputKey(const FKey& Key) const
{
    return Key == EKeys::SpaceBar;
}