TextFormatArgumentModifier.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "Containers/Array.h"
#include "Containers/SortedMap.h"
#include "CoreTypes.h"
#include "Internationalization/CulturePointer.h"
#include "Internationalization/ITextFormatArgumentModifier.h"
#include "Internationalization/Text.h"
#include "Templates/SharedPointer.h"
 
class FString;
struct FPrivateTextFormatArguments;
 
class FTextFormatArgumentModifier_PluralForm : public ITextFormatArgumentModifier
{
public:
    static TSharedPtr<ITextFormatArgumentModifier> Create(const ETextPluralType InPluralType, const FTextFormatString& InArgsString, const FTextFormatPatternDefinitionConstRef& InPatternDef);
 
    virtual bool Validate(const FCultureRef& InCulture, TArray<FString>& OutValidationErrors) const override;
 
    virtual void Evaluate(const FFormatArgumentValue& InValue, const FPrivateTextFormatArguments& InFormatArgs, FString& OutResult) const override;
 
    virtual void GetFormatArgumentNames(TArray<FString>& OutArgumentNames) const override;
 
    virtual void EstimateLength(int32& OutLength, bool& OutUsesFormatArgs) const override;
 
private:
    FTextFormatArgumentModifier_PluralForm(const ETextPluralType InPluralType, const TSortedMap<FTextFormatString, FTextFormat>& InPluralForms, const int32 InLongestPluralFormStringLen, const bool InDoPluralFormsUseFormatArgs);
 
    ETextPluralType PluralType;
    int32 LongestPluralFormStringLen;
    bool bDoPluralFormsUseFormatArgs;
    FTextFormat CompiledPluralForms[(int32)ETextPluralForm::Count];
};
 
class FTextFormatArgumentModifier_GenderForm : public ITextFormatArgumentModifier
{
public:
    static TSharedPtr<ITextFormatArgumentModifier> Create(const FTextFormatString& InArgsString, const FTextFormatPatternDefinitionConstRef& InPatternDef);
 
    virtual bool Validate(const FCultureRef& InCulture, TArray<FString>& OutValidationErrors) const override;
 
    virtual void Evaluate(const FFormatArgumentValue& InValue, const FPrivateTextFormatArguments& InFormatArgs, FString& OutResult) const override;
 
    virtual void GetFormatArgumentNames(TArray<FString>& OutArgumentNames) const override;
 
    virtual void EstimateLength(int32& OutLength, bool& OutUsesFormatArgs) const override;
 
private:
    FTextFormatArgumentModifier_GenderForm(FTextFormat&& InMasculineForm, FTextFormat&& InFeminineForm, FTextFormat&& InNeuterForm, const int32 InLongestGenderFormStringLen, const bool InDoGenderFormsUseFormatArgs);
 
    int32 LongestGenderFormStringLen;
    bool bDoGenderFormsUseFormatArgs;
    FTextFormat MasculineForm;
    FTextFormat FeminineForm;
    FTextFormat NeuterForm;
};
 
class FTextFormatArgumentModifier_HangulPostPositions : public ITextFormatArgumentModifier
{
public:
    static TSharedPtr<ITextFormatArgumentModifier> Create(const FTextFormatString& InArgsString);
 
    virtual bool Validate(const FCultureRef& InCulture, TArray<FString>& OutValidationErrors) const override;
 
    virtual void Evaluate(const FFormatArgumentValue& InValue, const FPrivateTextFormatArguments& InFormatArgs, FString& OutResult) const override;
 
    virtual void GetFormatArgumentNames(TArray<FString>& OutArgumentNames) const override;
 
    virtual void EstimateLength(int32& OutLength, bool& OutUsesFormatArgs) const override;
 
private:
    enum ESuffixMode
    {
        ConsonantOrVowel,
        ConsonantNotRieulOrVowel,
    };
 
    FTextFormatArgumentModifier_HangulPostPositions(FTextFormatString&& InConsonantSuffix, FTextFormatString&& InVowelSuffix);
 
    FTextFormatString ConsonantSuffix;
    FTextFormatString VowelSuffix;
    ESuffixMode SuffixMode;
};