Source/platform/text/LocaleICU.h

/*
 * Copyright (C) 2012 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * in the documentation and/or other materials provided with the
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 */

#ifndef LocaleICU_h
#define LocaleICU_h

#include <unicode/udat.h>
#include <unicode/unum.h>
#include "platform/DateComponents.h"
#include "platform/text/PlatformLocale.h"
#include "wtf/Forward.h"
#include "wtf/OwnPtr.h"
#include "wtf/text/CString.h"
#include "wtf/text/WTFString.h"

namespace WebCore {

// We should use this class only for LocalizedNumberICU.cpp, LocalizedDateICU.cpp,
// and LocalizedNumberICUTest.cpp.
class PLATFORM_EXPORT LocaleICU : public Locale {
public:
    static PassOwnPtr<LocaleICU> create(const char* localeString);
    virtual ~LocaleICU();

    virtual const Vector<String>& weekDayShortLabels() OVERRIDE;
    virtual unsigned firstDayOfWeek() OVERRIDE;
    virtual bool isRTL() OVERRIDE;
    virtual String dateFormat() OVERRIDE;
    virtual String monthFormat() OVERRIDE;
    virtual String shortMonthFormat() OVERRIDE;
    virtual String timeFormat() OVERRIDE;
    virtual String shortTimeFormat() OVERRIDE;
    virtual String dateTimeFormatWithSeconds() OVERRIDE;
    virtual String dateTimeFormatWithoutSeconds() OVERRIDE;
    virtual const Vector<String>& monthLabels() OVERRIDE;
    virtual const Vector<String>& shortMonthLabels() OVERRIDE;
    virtual const Vector<String>& standAloneMonthLabels() OVERRIDE;
    virtual const Vector<String>& shortStandAloneMonthLabels() OVERRIDE;
    virtual const Vector<String>& timeAMPMLabels() OVERRIDE;

private:
    explicit LocaleICU(const char*);
    String decimalSymbol(UNumberFormatSymbol);
    String decimalTextAttribute(UNumberFormatTextAttribute);
    virtual void initializeLocaleData() OVERRIDE;

    bool detectSignAndGetDigitRange(const String& input, bool& isNegative, unsigned& startIndex, unsigned& endIndex);
    unsigned matchedDecimalSymbolIndex(const String& input, unsigned& position);

    bool initializeShortDateFormat();
    UDateFormat* openDateFormat(UDateFormatStyle timeStyle, UDateFormatStyle dateStyle) const;

    void initializeCalendar();

    PassOwnPtr<Vector<String> > createLabelVector(const UDateFormat*, UDateFormatSymbolType, int32_t startIndex, int32_t size);
    void initializeDateTimeFormat();

    CString m_locale;
    UNumberFormat* m_numberFormat;
    UDateFormat* m_shortDateFormat;
    bool m_didCreateDecimalFormat;
    bool m_didCreateShortDateFormat;

    OwnPtr<Vector<String> > m_weekDayShortLabels;
    unsigned m_firstDayOfWeek;
    OwnPtr<Vector<String> > m_monthLabels;
    String m_dateFormat;
    String m_monthFormat;
    String m_shortMonthFormat;
    String m_timeFormatWithSeconds;
    String m_timeFormatWithoutSeconds;
    String m_dateTimeFormatWithSeconds;
    String m_dateTimeFormatWithoutSeconds;
    UDateFormat* m_mediumTimeFormat;
    UDateFormat* m_shortTimeFormat;
    Vector<String> m_shortMonthLabels;
    Vector<String> m_standAloneMonthLabels;
    Vector<String> m_shortStandAloneMonthLabels;
    Vector<String> m_timeAMPMLabels;
    bool m_didCreateTimeFormat;
};

} // namespace WebCore
#endif