URichText.h

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// Copyright (c) 2025 Doppleddiggong. All rights reserved. Unauthorized copying, modification, or distribution of this file, via any medium is strictly prohibited. Proprietary and confidential.
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/Object.h"
#include "Blueprint/UserWidget.h"
#include "URichText.generated.h"
 
 
struct FWordData;
struct FPhonemeData;
 
DECLARE_DELEGATE_OneParam(FOnClickHyperLink, const FPhonemeData&);
 
UCLASS()
class ONEPIECE_API URichText : public UUserWidget
{
    GENERATED_BODY()
 
protected:
    virtual void NativePreConstruct() override;
    virtual void NativeConstruct() override;
    virtual void NativeTick(const FGeometry& MyGeometry, float InDeltaTime) override;
    
public:
    void SetText(const FWordData& WordData);
    void SetText(const FString& InString);
    void SetText(const FText& InText);
 
    void SetOnClickHyperLink(const FOnClickHyperLink& InClick)  { OnClickHyperLink = InClick; }
 
private:
    UFUNCTION()
    void OnClickLink(const FString& LinkID, const FString& Content);
 
    void ApplyStyleWithFontSize(int32 InFontSize, bool bPreserveText);
    void UpdateFontSizeToFitWidth(const FGeometry& MyGeometry);
    
public:
    UPROPERTY(meta = (BindWidget), BlueprintReadOnly)
    TObjectPtr<class URichTextBlock> RichTxt;
 
    // URichText.h
    UPROPERTY(EditAnywhere, Category = "Style")
    int32 FontSize = 32;
 
    UPROPERTY(EditAnywhere, Category = "Style")
    bool bAutoFitToWidth = true;
 
    UPROPERTY(EditAnywhere, Category = "Style", meta = (EditCondition = "bAutoFitToWidth", ClampMin = "4"))
    int32 MinAutoFontSize = 12;
    
    UPROPERTY(EditAnywhere, Category = "Style")
    FLinearColor TextColor = FLinearColor::White;
 
    UPROPERTY(EditAnywhere, Category = "Style")
    FString DefaultText;
 
    
private:
    TArray<FPhonemeData> CachedPhonemeData;
 
    FOnClickHyperLink OnClickHyperLink;
 
    int32 CurrentFontSize = 0;
    
    bool bNeedsFontSizeUpdate = false;
    
    int32 StabilizationFrames = 0;
    
    float LastWidgetWidth = 0.0f;
};