LegacyCulture.h

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// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
 
#include "CoreTypes.h"
#include "Containers/UnrealString.h"
#include "Containers/Map.h"
#include "Internationalization/Text.h"
#include "Internationalization/Culture.h"
#include "Internationalization/CultureImplementation.h"
#include "Internationalization/FastDecimalFormat.h"
#include "Misc/TransactionallySafeCriticalSection.h"
 
#if !UE_ENABLE_ICU
class FInternationalization;
 
class FLegacyCultureImplementation : public ICultureImplementation
{
    friend class FCulture;
 
public:
    FLegacyCultureImplementation(
        const FText& InDisplayName, 
        const FString& InEnglishName, 
        const int InKeyboardLayoutId, 
        const int InLCID, 
        const FString& InName, 
        const FString& InNativeName, 
        const FString& InUnrealLegacyThreeLetterISOLanguageName, 
        const FString& InThreeLetterISOLanguageName, 
        const FString& InTwoLetterISOLanguageName,
        const FDecimalNumberFormattingRules& InDecimalNumberFormattingRules,
        const FDecimalNumberFormattingRules& InPercentFormattingRules,
        const FDecimalNumberFormattingRules& InBaseCurrencyFormattingRules,
        bool InIsRightToLeft
        );
    virtual ~FLegacyCultureImplementation() = default;
 
    //~ ICultureImplementation interface
    virtual FString GetDisplayName() const override;
    virtual FString GetEnglishName() const override;
    virtual int GetKeyboardLayoutId() const override;
    virtual int GetLCID() const override;
    virtual FString GetName() const override;
    virtual FString GetNativeName() const override;
    virtual FString GetUnrealLegacyThreeLetterISOLanguageName() const override;
    virtual FString GetThreeLetterISOLanguageName() const override;
    virtual FString GetTwoLetterISOLanguageName() const override;
    virtual FString GetNativeLanguage() const override;
    virtual FString GetNativeRegion() const override;
    virtual FString GetRegion() const override;
    virtual FString GetScript() const override;
    virtual FString GetVariant() const override;
    virtual bool IsRightToLeft() const override;
    virtual const FDecimalNumberFormattingRules& GetDecimalNumberFormattingRules() override;
    virtual const FDecimalNumberFormattingRules& GetPercentFormattingRules() override;
    virtual const FDecimalNumberFormattingRules& GetCurrencyFormattingRules(const FString& InCurrencyCode) override;
    virtual ETextPluralForm GetPluralForm(int32 Val, const ETextPluralType PluralType) const override;
    virtual ETextPluralForm GetPluralForm(double Val, const ETextPluralType PluralType) const override;
    virtual const TArray<ETextPluralForm>& GetValidPluralForms(const ETextPluralType PluralType) const override;
 
    static FString GetCanonicalName(const FString& Name, FInternationalization& I18N);
 
private:
    // Full localized culture name
    const FText DisplayName;
 
    // The English name of the culture in format languagefull [country/regionfull]
    const FString EnglishName;
 
    // Keyboard input locale id
    const int KeyboardLayoutId;
 
    // id for this Culture
    const int LCID;
 
    // Name of the culture in languagecode2-country/regioncode2 format
    const FString Name;
 
    // The culture name, consisting of the language, the country/region, and the optional script
    const FString NativeName;
 
    // ISO 639-2 three letter code of the language - for the purpose of supporting legacy Unreal documentation.
    const FString UnrealLegacyThreeLetterISOLanguageName;
 
    // ISO 639-2 three letter code of the language
    const FString ThreeLetterISOLanguageName;
 
    // ISO 639-1 two letter code of the language
    const FString TwoLetterISOLanguageName;
 
    // Rules for formatting decimal numbers in this culture
    const FDecimalNumberFormattingRules DecimalNumberFormattingRules;
 
    // Rules for formatting percentile numbers in this culture
    const FDecimalNumberFormattingRules PercentFormattingRules;
 
    // Rules for formatting currency numbers in this culture
    const FDecimalNumberFormattingRules BaseCurrencyFormattingRules;
 
    // Is this culture right to left?
    const bool bIsRightToLeft;
 
    // Rules for formatting alternate currencies in this culture
    TMap<FString, TSharedPtr<const FDecimalNumberFormattingRules>> UEAlternateCurrencyFormattingRules;
    FTransactionallySafeCriticalSection UEAlternateCurrencyFormattingRulesCS;
};
#endif