235 lines
8.1 KiB
C++
235 lines
8.1 KiB
C++
/*
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*******************************************************************************
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* Copyright (C) 1997-1999, International Business Machines Corporation and *
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* others. All Rights Reserved. *
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*******************************************************************************
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*
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* File DCFMTSYM.CPP
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*
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* Modification History:
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*
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* Date Name Description
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* 02/19/97 aliu Converted from java.
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* 03/18/97 clhuang Implemented with C++ APIs.
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* 03/27/97 helena Updated to pass the simple test after code review.
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* 08/26/97 aliu Added currency/intl currency symbol support.
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* 07/20/98 stephen Slightly modified initialization of monetarySeparator
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********************************************************************************
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*/
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "unicode/dcfmtsym.h"
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#include "unicode/resbund.h"
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#include "unicode/decimfmt.h"
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#include "unicode/ucurr.h"
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// *****************************************************************************
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// class DecimalFormatSymbols
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// *****************************************************************************
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U_NAMESPACE_BEGIN
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const char DecimalFormatSymbols::fgClassID=0;
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const char DecimalFormatSymbols::fgNumberElements[] = "NumberElements";
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// -------------------------------------
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// Initializes this with the decimal format symbols in the default locale.
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DecimalFormatSymbols::DecimalFormatSymbols(UErrorCode& status)
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: UObject()
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{
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initialize(Locale::getDefault(), status, TRUE);
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}
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// -------------------------------------
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// Initializes this with the decimal format symbols in the desired locale.
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DecimalFormatSymbols::DecimalFormatSymbols(const Locale& loc, UErrorCode& status)
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: UObject()
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{
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initialize(loc, status);
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}
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// -------------------------------------
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DecimalFormatSymbols::~DecimalFormatSymbols()
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{
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}
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// -------------------------------------
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// copy constructor
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DecimalFormatSymbols::DecimalFormatSymbols(const DecimalFormatSymbols &source)
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: UObject(source)
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{
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int i;
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for(i = 0; i < (int)kFormatSymbolCount; ++i) {
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// fastCopyFrom is safe, see docs on fSymbols
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fSymbols[(ENumberFormatSymbol)i].fastCopyFrom(source.fSymbols[(ENumberFormatSymbol)i]);
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}
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}
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// -------------------------------------
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// assignment operator
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DecimalFormatSymbols&
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DecimalFormatSymbols::operator=(const DecimalFormatSymbols& rhs)
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{
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if (this != &rhs)
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{
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int i;
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for(i = 0; i < (int)kFormatSymbolCount; ++i) {
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// fastCopyFrom is safe, see docs on fSymbols
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fSymbols[(ENumberFormatSymbol)i].fastCopyFrom(rhs.fSymbols[(ENumberFormatSymbol)i]);
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}
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}
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return *this;
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}
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// -------------------------------------
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UBool
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DecimalFormatSymbols::operator==(const DecimalFormatSymbols& that) const
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{
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if (this == &that) {
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return TRUE;
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}
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int i;
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for(i = 0; i < (int)kFormatSymbolCount; ++i) {
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if(fSymbols[(ENumberFormatSymbol)i] != that.fSymbols[(ENumberFormatSymbol)i]) {
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return FALSE;
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}
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}
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return TRUE;
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}
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// -------------------------------------
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void
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DecimalFormatSymbols::initialize(const Locale& loc, UErrorCode& status,
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UBool useLastResortData)
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{
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if (U_FAILURE(status)) return;
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this->locale = loc;
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ResourceBundle resource((char *)0, loc, status);
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if (U_FAILURE(status))
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{
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// Initializes with last resort data if necessary.
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if (useLastResortData)
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{
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status = U_USING_FALLBACK_WARNING;
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initialize();
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}
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return;
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}
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// Gets the number element array.
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int32_t i = 0;
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ResourceBundle numberElementsRes = resource.get(fgNumberElements, status);
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int32_t numberElementsLength = numberElementsRes.getSize();
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UnicodeString* numberElements = new UnicodeString[numberElementsLength];
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/* test for NULL */
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if (numberElements == 0) {
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status = U_MEMORY_ALLOCATION_ERROR;
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return;
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}
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for(i = 0; i<numberElementsLength; i++) {
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numberElements[i].fastCopyFrom(numberElementsRes.getStringEx(i, status));
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}
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if (U_FAILURE(status)) return;
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// If the array size is too small, something is wrong with the resource
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// bundle, returns the failure error code.
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if (numberElementsLength < 11) {
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status = U_INVALID_FORMAT_ERROR;
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return;
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}
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initialize(numberElements, numberElementsLength);
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delete[] numberElements;
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// Obtain currency data from the currency API. This is strictly
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// for backward compatibility; we don't use DecimalFormatSymbols
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// for currency data anymore.
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UErrorCode ec = U_ZERO_ERROR; // don't propagate failures out
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const char* l = loc.getName();
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const UChar* curriso = ucurr_forLocale(l, &ec);
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UBool isChoiceFormat;
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int32_t len;
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const UChar* currname = ucurr_getName(curriso, l, UCURR_SYMBOL_NAME,
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&isChoiceFormat, &len, &ec);
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if (U_SUCCESS(ec)) {
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fSymbols[kIntlCurrencySymbol] = curriso;
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fSymbols[kCurrencySymbol] = UnicodeString(isChoiceFormat? curriso: currname);
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} else {
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fSymbols[kCurrencySymbol] = (UChar)0xa4; // 'OX' currency symbol
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(fSymbols[kIntlCurrencySymbol] = (UChar)0x58).append((UChar)0x58).append((UChar)0x58); // "XXX"
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}
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}
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// Initializes the DecimalFormatSymbol instance with the data obtained
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// from ResourceBundle in the desired locale.
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void
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DecimalFormatSymbols::initialize(const UnicodeString* numberElements, int32_t numberElementsLength)
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{
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fSymbols[kDecimalSeparatorSymbol].fastCopyFrom(numberElements[0]);
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fSymbols[kGroupingSeparatorSymbol].fastCopyFrom(numberElements[1]);
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fSymbols[kPatternSeparatorSymbol].fastCopyFrom(numberElements[2]);
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fSymbols[kPercentSymbol].fastCopyFrom(numberElements[3]);
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fSymbols[kZeroDigitSymbol].fastCopyFrom(numberElements[4]);
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fSymbols[kDigitSymbol].fastCopyFrom(numberElements[5]);
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fSymbols[kMinusSignSymbol].fastCopyFrom(numberElements[6]);
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fSymbols[kPlusSignSymbol] = (UChar)0x002b; // '+' Hard coded for now; get from resource later
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// If there is a currency decimal, use it.
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fSymbols[kMonetarySeparatorSymbol].fastCopyFrom(numberElements[numberElementsLength >= 12 ? 11 : 0]);
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fSymbols[kExponentialSymbol].fastCopyFrom(numberElements[7]);
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fSymbols[kPerMillSymbol].fastCopyFrom(numberElements[8]);
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fSymbols[kPadEscapeSymbol] = (UChar)0x002a; // '*' Hard coded for now; get from resource later
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fSymbols[kInfinitySymbol].fastCopyFrom(numberElements[9]);
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fSymbols[kNaNSymbol].fastCopyFrom(numberElements[10]);
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}
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// initialize with default values
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void
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DecimalFormatSymbols::initialize() {
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/*
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* These strings used to be in static arrays, but the HP/UX aCC compiler
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* cannot initialize a static array with class constructors.
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* markus 2000may25
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*/
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fSymbols[kDecimalSeparatorSymbol] = (UChar)0x2e; // '.' decimal separator
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fSymbols[kGroupingSeparatorSymbol].remove(); // group (thousands) separator
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fSymbols[kPatternSeparatorSymbol] = (UChar)0x3b; // ';' pattern separator
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fSymbols[kPercentSymbol] = (UChar)0x25; // '%' percent sign
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fSymbols[kZeroDigitSymbol] = (UChar)0x30; // '0' native 0 digit
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fSymbols[kDigitSymbol] = (UChar)0x23; // '#' pattern digit
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fSymbols[kMinusSignSymbol] = (UChar)0x2d; // '-' minus sign
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fSymbols[kPlusSignSymbol] = (UChar)0x002b; // '+' plus sign
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fSymbols[kCurrencySymbol] = (UChar)0xa4; // 'OX' currency symbol
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(fSymbols[kIntlCurrencySymbol] = (UChar)0xa4).append((UChar)0xa4);
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fSymbols[kMonetarySeparatorSymbol] = (UChar)0x2e; // '.' monetary decimal separator
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fSymbols[kExponentialSymbol] = (UChar)0x45; // 'E' exponential
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fSymbols[kPerMillSymbol] = (UChar)0x2030; // '%o' per mill
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fSymbols[kPadEscapeSymbol] = (UChar)0x2a; // '*' pad escape symbol
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fSymbols[kInfinitySymbol] = (UChar)0x221e; // 'oo' infinite
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fSymbols[kNaNSymbol] = (UChar)0xfffd; // SUB NaN
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}
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U_NAMESPACE_END
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#endif /* #if !UCONFIG_NO_FORMATTING */
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//eof
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