/*
********************************************************************************
* Copyright (C) 2005-2011, International Business Machines
* Corporation and others. All Rights Reserved.
********************************************************************************
*
* File WINNMFMT.H
*
********************************************************************************
*/
#ifndef __WINNMFMT
#define __WINNMFMT
#include "unicode/utypes.h"
#if U_PLATFORM_USES_ONLY_WIN32_API
#include "unicode/format.h"
#include "unicode/datefmt.h"
#include "unicode/calendar.h"
#include "unicode/ustring.h"
#include "unicode/locid.h"
#if !UCONFIG_NO_FORMATTING
/**
* \file
* \brief C++ API: Format numbers using Windows API.
*/
U_NAMESPACE_BEGIN
union FormatInfo;
class Win32NumberFormat : public NumberFormat
{
public:
Win32NumberFormat(const Locale &locale, UBool currency, UErrorCode &status);
Win32NumberFormat(const Win32NumberFormat &other);
virtual ~Win32NumberFormat();
virtual Format *clone(void) const;
Win32NumberFormat &operator=(const Win32NumberFormat &other);
/**
* Format a double number. Concrete subclasses must implement
* these pure virtual methods.
*
* @param number The value to be formatted.
* @param appendTo Output parameter to receive result.
* Result is appended to existing contents.
* @param pos On input: an alignment field, if desired.
* On output: the offsets of the alignment field.
* @return Reference to 'appendTo' parameter.
*/
virtual UnicodeString& format(double number,
UnicodeString& appendTo,
FieldPosition& pos) const;
/**
* Format a long number. Concrete subclasses must implement
* these pure virtual methods.
*
* @param number The value to be formatted.
* @param appendTo Output parameter to receive result.
* Result is appended to existing contents.
* @param pos On input: an alignment field, if desired.
* On output: the offsets of the alignment field.
* @return Reference to 'appendTo' parameter.
*/
virtual UnicodeString& format(int32_t number,
UnicodeString& appendTo,
FieldPosition& pos) const;
/**
* Format an int64 number.
*
* @param number The value to be formatted.
* @param appendTo Output parameter to receive result.
* Result is appended to existing contents.
* @param pos On input: an alignment field, if desired.
* On output: the offsets of the alignment field.
* @return Reference to 'appendTo' parameter.
*/
virtual UnicodeString& format(int64_t number,
UnicodeString& appendTo,
FieldPosition& pos) const;
// Use the default behavior for the following.
// virtual UnicodeString &format(double number, UnicodeString &appendTo) const;
// virtual UnicodeString &format(int32_t number, UnicodeString &appendTo) const;
// virtual UnicodeString &format(int64_t number, UnicodeString &appendTo) const;
virtual void parse(const UnicodeString& text, Formattable& result, ParsePosition& parsePosition) const;
/**
* Sets the maximum number of digits allowed in the fraction portion of a
* number. maximumFractionDigits must be >= minimumFractionDigits. If the
* new value for maximumFractionDigits is less than the current value
* of minimumFractionDigits, then minimumFractionDigits will also be set to
* the new value.
* @param newValue the new value to be set.
* @see getMaximumFractionDigits
*/
virtual void setMaximumFractionDigits(int32_t newValue);
/**
* Sets the minimum number of digits allowed in the fraction portion of a
* number. minimumFractionDigits must be <= maximumFractionDigits. If the
* new value for minimumFractionDigits exceeds the current value
* of maximumFractionDigits, then maximumIntegerDigits will also be set to
* the new value
* @param newValue the new value to be set.
* @see getMinimumFractionDigits
*/
virtual void setMinimumFractionDigits(int32_t newValue);
/**
* Return the class ID for this class. This is useful only for comparing to
* a return value from getDynamicClassID(). For example:
* <pre>
* . Base* polymorphic_pointer = createPolymorphicObject();
* . if (polymorphic_pointer->getDynamicClassID() ==
* . erived::getStaticClassID()) ...
* </pre>
* @return The class ID for all objects of this class.
*/
U_I18N_API static UClassID U_EXPORT2 getStaticClassID(void);
/**
* Returns a unique class ID POLYMORPHICALLY. Pure virtual override. This
* method is to implement a simple version of RTTI, since not all C++
* compilers support genuine RTTI. Polymorphic operator==() and clone()
* methods call this method.
*
* @return The class ID for this object. All objects of a
* given class have the same class ID. Objects of
* other classes have different class IDs.
*/
virtual UClassID getDynamicClassID(void) const;
private:
UnicodeString &format(int32_t numDigits, UnicodeString &appendTo, wchar_t *format, ...) const;
UBool fCurrency;
int32_t fLCID;
FormatInfo *fFormatInfo;
UBool fFractionDigitsSet;
};
U_NAMESPACE_END
#endif /* #if !UCONFIG_NO_FORMATTING */
#endif // U_PLATFORM_USES_ONLY_WIN32_API
#endif // __WINNMFMT