scuffed-code/icu4c/source/i18n/dcfmtsym.cpp

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/*
*******************************************************************************
* Copyright (C) 1997-2003, International Business Machines Corporation and *
* others. All Rights Reserved. *
*******************************************************************************
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*
* File DCFMTSYM.CPP
*
* Modification History:
*
* Date Name Description
* 02/19/97 aliu Converted from java.
* 03/18/97 clhuang Implemented with C++ APIs.
* 03/27/97 helena Updated to pass the simple test after code review.
* 08/26/97 aliu Added currency/intl currency symbol support.
* 07/20/98 stephen Slightly modified initialization of monetarySeparator
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********************************************************************************
*/
#include "unicode/utypes.h"
#if !UCONFIG_NO_FORMATTING
#include "unicode/dcfmtsym.h"
#include "unicode/resbund.h"
#include "unicode/decimfmt.h"
#include "unicode/ucurr.h"
#include "unicode/choicfmt.h"
#include "ucurrimp.h"
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// *****************************************************************************
// class DecimalFormatSymbols
// *****************************************************************************
U_NAMESPACE_BEGIN
UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DecimalFormatSymbols)
static const char gNumberElements[] = "NumberElements";
static const UChar INTL_CURRENCY_SYMBOL_STR[] = {0xa4, 0xa4, 0};
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// -------------------------------------
// Initializes this with the decimal format symbols in the default locale.
DecimalFormatSymbols::DecimalFormatSymbols(UErrorCode& status)
: UObject(),
locale()
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{
initialize(locale, status, TRUE);
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}
// -------------------------------------
// Initializes this with the decimal format symbols in the desired locale.
DecimalFormatSymbols::DecimalFormatSymbols(const Locale& loc, UErrorCode& status)
: UObject(),
locale(loc)
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{
initialize(locale, status);
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}
// -------------------------------------
DecimalFormatSymbols::~DecimalFormatSymbols()
{
}
// -------------------------------------
// copy constructor
DecimalFormatSymbols::DecimalFormatSymbols(const DecimalFormatSymbols &source)
: UObject(source)
{
int i;
for(i = 0; i < (int)kFormatSymbolCount; ++i) {
// fastCopyFrom is safe, see docs on fSymbols
fSymbols[(ENumberFormatSymbol)i].fastCopyFrom(source.fSymbols[(ENumberFormatSymbol)i]);
}
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}
// -------------------------------------
// assignment operator
DecimalFormatSymbols&
DecimalFormatSymbols::operator=(const DecimalFormatSymbols& rhs)
{
if (this != &rhs)
{
int i;
for(i = 0; i < (int)kFormatSymbolCount; ++i) {
// fastCopyFrom is safe, see docs on fSymbols
fSymbols[(ENumberFormatSymbol)i].fastCopyFrom(rhs.fSymbols[(ENumberFormatSymbol)i]);
}
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}
return *this;
}
// -------------------------------------
UBool
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DecimalFormatSymbols::operator==(const DecimalFormatSymbols& that) const
{
if (this == &that) {
return TRUE;
}
int i;
for(i = 0; i < (int)kFormatSymbolCount; ++i) {
if(fSymbols[(ENumberFormatSymbol)i] != that.fSymbols[(ENumberFormatSymbol)i]) {
return FALSE;
}
}
return TRUE;
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}
// -------------------------------------
void
DecimalFormatSymbols::initialize(const Locale& loc, UErrorCode& status,
UBool useLastResortData)
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{
if (U_FAILURE(status))
return;
const char* locStr = loc.getName();
UResourceBundle *resource = ures_open((char *)0, locStr, &status);
if (U_FAILURE(status))
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{
// Initializes with last resort data if necessary.
if (useLastResortData)
{
status = U_USING_FALLBACK_WARNING;
initialize();
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}
}
else {
// Gets the number element array.
UResourceBundle *numberElementsRes = ures_getByKey(resource, gNumberElements, NULL, &status);
int32_t numberElementsLength = ures_getSize(numberElementsRes);
// If the array size is too small, something is wrong with the resource
// bundle, returns the failure error code.
if (numberElementsLength < 11 || U_FAILURE(status)) {
status = U_INVALID_FORMAT_ERROR;
}
else {
UnicodeString numberElements[kFormatSymbolCount];
int32_t i = 0;
for(i = 0; i<numberElementsLength; i++) {
int32_t len = 0;
const UChar *resUChars = ures_getStringByIndex(numberElementsRes, i, &len, &status);
numberElements[i].fastCopyFrom(UnicodeString(TRUE, resUChars, len));
}
if (U_SUCCESS(status)) {
initialize(numberElements, numberElementsLength);
// Obtain currency data from the currency API. This is strictly
// for backward compatibility; we don't use DecimalFormatSymbols
// for currency data anymore.
UErrorCode internalStatus = U_ZERO_ERROR; // don't propagate failures out
UChar curriso[4];
ucurr_forLocale(locStr, curriso, 4, &internalStatus);
// Reuse numberElements[0] as a temporary buffer
uprv_getStaticCurrencyName(curriso, locStr, numberElements[0], internalStatus);
if (U_SUCCESS(internalStatus)) {
fSymbols[kIntlCurrencySymbol] = curriso;
fSymbols[kCurrencySymbol] = numberElements[0];
}
/* else use the default values. */
}
}
ures_close(numberElementsRes);
}
ures_close(resource);
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}
// Initializes the DecimalFormatSymbol instance with the data obtained
// from ResourceBundle in the desired locale.
void
DecimalFormatSymbols::initialize(const UnicodeString* numberElements, int32_t numberElementsLength)
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{
fSymbols[kDecimalSeparatorSymbol].fastCopyFrom(numberElements[0]);
fSymbols[kGroupingSeparatorSymbol].fastCopyFrom(numberElements[1]);
fSymbols[kPatternSeparatorSymbol].fastCopyFrom(numberElements[2]);
fSymbols[kPercentSymbol].fastCopyFrom(numberElements[3]);
fSymbols[kZeroDigitSymbol].fastCopyFrom(numberElements[4]);
fSymbols[kDigitSymbol].fastCopyFrom(numberElements[5]);
fSymbols[kMinusSignSymbol].fastCopyFrom(numberElements[6]);
fSymbols[kExponentialSymbol].fastCopyFrom(numberElements[7]);
fSymbols[kPerMillSymbol].fastCopyFrom(numberElements[8]);
fSymbols[kPadEscapeSymbol] = (UChar)0x002a; // '*' Hard coded for now; get from resource later
fSymbols[kInfinitySymbol].fastCopyFrom(numberElements[9]);
fSymbols[kNaNSymbol].fastCopyFrom(numberElements[10]);
// If there is a currency decimal, use it.
fSymbols[kMonetarySeparatorSymbol].fastCopyFrom(numberElements[numberElementsLength >= 12 ? 11 : 0]);
if (numberElementsLength >= 13) {
fSymbols[kPlusSignSymbol].fastCopyFrom(numberElements[12]);
}
else {
/* This locale really needs to be updated. This locale is out of date. */
fSymbols[kPlusSignSymbol] = (UChar)0x002B; /* + */
}
// Default values until it's set later on.
fSymbols[kCurrencySymbol] = (UChar)0xa4; // 'OX' currency symbol
fSymbols[kIntlCurrencySymbol] = INTL_CURRENCY_SYMBOL_STR;
}
// initialize with default values
void
DecimalFormatSymbols::initialize() {
/*
* These strings used to be in static arrays, but the HP/UX aCC compiler
* cannot initialize a static array with class constructors.
* markus 2000may25
*/
fSymbols[kDecimalSeparatorSymbol] = (UChar)0x2e; // '.' decimal separator
fSymbols[kGroupingSeparatorSymbol].remove(); // group (thousands) separator
fSymbols[kPatternSeparatorSymbol] = (UChar)0x3b; // ';' pattern separator
fSymbols[kPercentSymbol] = (UChar)0x25; // '%' percent sign
fSymbols[kZeroDigitSymbol] = (UChar)0x30; // '0' native 0 digit
fSymbols[kDigitSymbol] = (UChar)0x23; // '#' pattern digit
fSymbols[kPlusSignSymbol] = (UChar)0x002b; // '+' plus sign
fSymbols[kMinusSignSymbol] = (UChar)0x2d; // '-' minus sign
fSymbols[kCurrencySymbol] = (UChar)0xa4; // 'OX' currency symbol
fSymbols[kIntlCurrencySymbol] = INTL_CURRENCY_SYMBOL_STR;
fSymbols[kMonetarySeparatorSymbol] = (UChar)0x2e; // '.' monetary decimal separator
fSymbols[kExponentialSymbol] = (UChar)0x45; // 'E' exponential
fSymbols[kPerMillSymbol] = (UChar)0x2030; // '%o' per mill
fSymbols[kPadEscapeSymbol] = (UChar)0x2a; // '*' pad escape symbol
fSymbols[kInfinitySymbol] = (UChar)0x221e; // 'oo' infinite
fSymbols[kNaNSymbol] = (UChar)0xfffd; // SUB NaN
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}
U_NAMESPACE_END
#endif /* #if !UCONFIG_NO_FORMATTING */
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//eof