mirror of
https://github.com/gnustep/libs-base.git
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Change behavior of -numberFromString: and -stringFromNumber: to match Apple documentation. These are 10.4 and above methods and should not work with 10.0 ones.
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@31949 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
stefanbidi
parent
4b40bd2e8c
commit
c03e3a89fe
2 changed files with 374 additions and 345 deletions
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@ -1,3 +1,7 @@
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2011-01-24 Stefan Bidigaray <stefanbidi@gmail.com>
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* Source/NSNumberFormatter.m: Fixes for formatter behavior.
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2011-01-24 Stefan Bidigaray <stefanbidi@gmail.com>
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* Source/NSDateFormatter.m: Check ICU presence in private function.
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@ -199,8 +199,7 @@ _ICUToNSRoundingMode (UNumberFormatRoundingMode mode)
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#endif
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@interface NSNumberFormatter (PrivateMethods)
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- (void) _openUNumberFormat;
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- (void) _closeUNumberFormat;
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- (void) _resetUNumberFormat;
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- (void) _setSymbol: (NSString *) string : (NSInteger) symbol;
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- (NSString *) _getSymbol: (NSInteger) symbol;
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- (void) _setTextAttribute: (NSString *) string : (NSInteger) attrib;
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@ -302,7 +301,9 @@ static NSUInteger _defaultBehavior = 0;
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RELEASE(_attributedStringForNotANumber);
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RELEASE(_attributedStringForZero);
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RELEASE(_locale);
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[self _closeUNumberFormat];
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#if GS_USE_ICU == 1
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unum_close (_formatter);
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#endif
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[super dealloc];
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}
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@ -427,7 +428,7 @@ static NSUInteger _defaultBehavior = 0;
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_behavior = _defaultBehavior;
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_locale = RETAIN([NSLocale currentLocale]);
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[self _openUNumberFormat];
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[self _resetUNumberFormat];
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return self;
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}
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@ -711,336 +712,260 @@ static NSUInteger _defaultBehavior = 0;
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- (NSString*) stringForObjectValue: (id)anObject
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{
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if (_behavior == NSNumberFormatterBehavior10_4
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|| _behavior == NSNumberFormatterBehaviorDefault)
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NSMutableDictionary *locale;
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NSCharacterSet *formattingCharacters;
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NSCharacterSet *placeHolders;
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NSString *prefix;
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NSString *suffix;
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NSString *wholeString;
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NSString *fracPad = nil;
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NSString *fracPartString;
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NSMutableString *intPartString;
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NSMutableString *formattedNumber;
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NSMutableString *intPad;
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NSRange prefixRange;
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NSRange decimalPlaceRange;
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NSRange suffixRange;
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NSRange intPartRange;
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NSDecimal representativeDecimal;
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NSDecimal roundedDecimal;
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NSDecimalNumber *roundedNumber;
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NSDecimalNumber *intPart;
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NSDecimalNumber *fracPart;
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int decimalPlaces = 0;
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BOOL displayThousandsSeparators = NO;
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BOOL displayFractionalPart = NO;
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BOOL negativeNumber = NO;
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NSString *useFormat;
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NSString *defaultDecimalSeparator = nil;
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NSString *defaultThousandsSeparator = nil;
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if (_localizesFormat)
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{
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#if GS_USE_ICU == 1
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#define STRING_FROM_NUMBER(function, number) do \
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{ \
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UChar *outStr = buffer; \
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UErrorCode err = U_ZERO_ERROR; \
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int32_t len; \
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NSString *result; \
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\
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len = function (_formatter, number, outStr, MAX_BUFFER_SIZE, NULL, &err); \
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if (len > MAX_BUFFER_SIZE) \
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outStr = NSZoneMalloc ([self zone], len * sizeof(UChar));\
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err = U_ZERO_ERROR; \
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function (_formatter, number, outStr, MAX_BUFFER_SIZE, NULL, &err); \
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result = [NSString stringWithCharacters: outStr length: len]; \
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if (len > MAX_BUFFER_SIZE) \
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NSZoneFree ([self zone], outStr); \
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return result; \
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} while (0)
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// This is quite inefficient. See the GSUText stuff for how
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// to use ICU 4.6 UText objects as NSStrings. This saves us from
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// needing to do a load of O(n) things. In 4.6, these APIs in ICU
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// haven't been updated to use UText (so we have to use the UChar buffer
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// approach), but they probably will be in the future. We should
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// revisit this code when they have been.
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UChar buffer[MAX_BUFFER_SIZE];
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// FIXME: What to do with unsigned types?
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//
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// The only unsigned case we actually need to worry about is unsigned
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// long long - all of the others are stored as signed values. We're now
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// falling through to the double case for this, which will lose us some
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// precision, but hopefully not matter too much...
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if (nil == anObject)
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return [self nilSymbol];
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if (![anObject isKindOfClass: [NSNumber class]])
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return [self notANumberSymbol];
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switch ([anObject objCType][0])
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{
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case _C_LNG_LNG:
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STRING_FROM_NUMBER(unum_formatInt64, [anObject longLongValue]);
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break;
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case _C_INT:
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STRING_FROM_NUMBER(unum_format, [anObject intValue]);
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break;
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// Note: This case is probably wrong: the compiler doesn't generate B
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// for bool, it generates C or c (depending on the platform). I
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// don't think it matters, because we don't bother with anything
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// smaller than int for NSNumbers
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case _C_BOOL:
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STRING_FROM_NUMBER(unum_format, (int)[anObject boolValue]);
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break;
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// If it's not a type encoding that we recognise, let the receiver
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// cast it to a double, which probably has enough precision for what
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// we need. This needs testing with NSDecimalNumber though, because
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// I managed to break stuff last time I did anything with NSNumber by
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// forgetting that NSDecimalNumber existed...
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default:
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case _C_DBL:
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STRING_FROM_NUMBER(unum_formatDouble, [anObject doubleValue]);
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break;
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case _C_FLT:
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STRING_FROM_NUMBER(unum_formatDouble, (double)[anObject floatValue]);
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break;
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}
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#endif
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NSDictionary *defaultLocale = GSDomainFromDefaultLocale();
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defaultDecimalSeparator
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= [defaultLocale objectForKey: NSDecimalSeparator];
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defaultThousandsSeparator
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= [defaultLocale objectForKey: NSThousandsSeparator];
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}
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else if (_behavior == NSNumberFormatterBehavior10_0)
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if (defaultDecimalSeparator == nil)
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{
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NSMutableDictionary *locale;
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NSCharacterSet *formattingCharacters;
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NSCharacterSet *placeHolders;
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NSString *prefix;
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NSString *suffix;
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NSString *wholeString;
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NSString *fracPad = nil;
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NSString *fracPartString;
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NSMutableString *intPartString;
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NSMutableString *formattedNumber;
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NSMutableString *intPad;
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NSRange prefixRange;
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NSRange decimalPlaceRange;
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NSRange suffixRange;
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NSRange intPartRange;
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NSDecimal representativeDecimal;
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NSDecimal roundedDecimal;
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NSDecimalNumber *roundedNumber;
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NSDecimalNumber *intPart;
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NSDecimalNumber *fracPart;
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int decimalPlaces = 0;
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BOOL displayThousandsSeparators = NO;
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BOOL displayFractionalPart = NO;
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BOOL negativeNumber = NO;
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NSString *useFormat;
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NSString *defaultDecimalSeparator = nil;
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NSString *defaultThousandsSeparator = nil;
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defaultDecimalSeparator = @".";
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}
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if (defaultThousandsSeparator == nil)
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{
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defaultThousandsSeparator = @",";
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}
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formattingCharacters = [NSCharacterSet
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characterSetWithCharactersInString: @"0123456789#.,_"];
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placeHolders = [NSCharacterSet
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characterSetWithCharactersInString: @"0123456789#_"];
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if (_localizesFormat)
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{
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NSDictionary *defaultLocale = GSDomainFromDefaultLocale();
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defaultDecimalSeparator
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= [defaultLocale objectForKey: NSDecimalSeparator];
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defaultThousandsSeparator
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= [defaultLocale objectForKey: NSThousandsSeparator];
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}
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if (nil == anObject)
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return [[self attributedStringForNil] string];
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if (![anObject isKindOfClass: [NSNumber class]])
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return [[self attributedStringForNotANumber] string];
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if ([anObject isEqual: [NSDecimalNumber notANumber]])
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return [[self attributedStringForNotANumber] string];
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if (_attributedStringForZero
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&& [anObject isEqual: [NSDecimalNumber zero]])
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return [[self attributedStringForZero] string];
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useFormat = _positiveFormat;
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if ([(NSNumber*)anObject compare: [NSDecimalNumber zero]]
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== NSOrderedAscending)
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{
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useFormat = _negativeFormat;
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negativeNumber = YES;
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}
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if (defaultDecimalSeparator == nil)
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{
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defaultDecimalSeparator = @".";
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}
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if (defaultThousandsSeparator == nil)
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{
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defaultThousandsSeparator = @",";
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}
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formattingCharacters = [NSCharacterSet
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characterSetWithCharactersInString: @"0123456789#.,_"];
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placeHolders = [NSCharacterSet
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characterSetWithCharactersInString: @"0123456789#_"];
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// if no format specified, use the same default that Cocoa does
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if (nil == useFormat)
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{
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useFormat = [NSString stringWithFormat: @"%@#%@###%@##",
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negativeNumber ? @"-" : @"",
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defaultThousandsSeparator,
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defaultDecimalSeparator];
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}
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if (nil == anObject)
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return [[self attributedStringForNil] string];
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if (![anObject isKindOfClass: [NSNumber class]])
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return [[self attributedStringForNotANumber] string];
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if ([anObject isEqual: [NSDecimalNumber notANumber]])
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return [[self attributedStringForNotANumber] string];
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if (_attributedStringForZero
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&& [anObject isEqual: [NSDecimalNumber zero]])
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return [[self attributedStringForZero] string];
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useFormat = _positiveFormat;
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if ([(NSNumber*)anObject compare: [NSDecimalNumber zero]]
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== NSOrderedAscending)
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{
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useFormat = _negativeFormat;
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negativeNumber = YES;
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}
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prefixRange = [useFormat rangeOfCharacterFromSet: formattingCharacters];
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if (NSNotFound != prefixRange.location)
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{
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prefix = [useFormat substringToIndex: prefixRange.location];
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}
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else
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{
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prefix = @"";
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}
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// if no format specified, use the same default that Cocoa does
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if (nil == useFormat)
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{
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useFormat = [NSString stringWithFormat: @"%@#%@###%@##",
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negativeNumber ? @"-" : @"",
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defaultThousandsSeparator,
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defaultDecimalSeparator];
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}
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locale = [NSMutableDictionary dictionaryWithCapacity: 3];
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[locale setObject: @"" forKey: NSThousandsSeparator];
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[locale setObject: @"" forKey: NSDecimalSeparator];
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prefixRange = [useFormat rangeOfCharacterFromSet: formattingCharacters];
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if (NSNotFound != prefixRange.location)
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//should also set NSDecimalDigits?
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if ([self hasThousandSeparators]
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&& (0 != [useFormat rangeOfString: defaultThousandsSeparator].length))
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{
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displayThousandsSeparators = YES;
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}
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if ([self allowsFloats]
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&& (NSNotFound
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!= [useFormat rangeOfString: defaultDecimalSeparator].location))
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{
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decimalPlaceRange = [useFormat rangeOfString: defaultDecimalSeparator
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options: NSBackwardsSearch];
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if (NSMaxRange(decimalPlaceRange) == [useFormat length])
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{
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prefix = [useFormat substringToIndex: prefixRange.location];
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decimalPlaces = 0;
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}
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else
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{
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prefix = @"";
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}
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locale = [NSMutableDictionary dictionaryWithCapacity: 3];
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[locale setObject: @"" forKey: NSThousandsSeparator];
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[locale setObject: @"" forKey: NSDecimalSeparator];
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//should also set NSDecimalDigits?
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if ([self hasThousandSeparators]
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&& (0 != [useFormat rangeOfString: defaultThousandsSeparator].length))
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{
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displayThousandsSeparators = YES;
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}
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if ([self allowsFloats]
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&& (NSNotFound
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!= [useFormat rangeOfString: defaultDecimalSeparator].location))
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{
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decimalPlaceRange = [useFormat rangeOfString: defaultDecimalSeparator
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options: NSBackwardsSearch];
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if (NSMaxRange(decimalPlaceRange) == [useFormat length])
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while ([placeHolders characterIsMember:
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[useFormat characterAtIndex: NSMaxRange(decimalPlaceRange)]])
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{
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decimalPlaces = 0;
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decimalPlaceRange.length++;
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if (NSMaxRange(decimalPlaceRange) == [useFormat length])
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break;
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}
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else
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{
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while ([placeHolders characterIsMember:
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[useFormat characterAtIndex: NSMaxRange(decimalPlaceRange)]])
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{
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decimalPlaceRange.length++;
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if (NSMaxRange(decimalPlaceRange) == [useFormat length])
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break;
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}
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decimalPlaces=decimalPlaceRange.length -= 1;
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decimalPlaceRange.location += 1;
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fracPad = [useFormat substringWithRange:decimalPlaceRange];
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}
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if (0 != decimalPlaces)
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displayFractionalPart = YES;
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}
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representativeDecimal = [anObject decimalValue];
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NSDecimalRound(&roundedDecimal, &representativeDecimal, decimalPlaces,
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NSRoundPlain);
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roundedNumber =
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[NSDecimalNumber decimalNumberWithDecimal: roundedDecimal];
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/* Arguably this fiddling could be done by GSDecimalString() but I
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* thought better to leave that behaviour as it is and provide the
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* desired prettification here
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*/
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if (negativeNumber)
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roundedNumber = [roundedNumber decimalNumberByMultiplyingBy:
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(NSDecimalNumber*)[NSDecimalNumber numberWithInt: -1]];
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intPart = (NSDecimalNumber*)
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[NSDecimalNumber numberWithInt: (int)[roundedNumber doubleValue]];
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fracPart = [roundedNumber decimalNumberBySubtracting: intPart];
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intPartString
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= AUTORELEASE([[intPart descriptionWithLocale: locale] mutableCopy]);
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//sort out the padding for the integer part
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intPartRange = [useFormat rangeOfCharacterFromSet: placeHolders];
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if (NSMaxRange(intPartRange) < ([useFormat length] - 1))
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{
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while (([placeHolders characterIsMember:
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[useFormat characterAtIndex: NSMaxRange(intPartRange)]]
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|| [[useFormat substringFromRange:
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NSMakeRange(NSMaxRange(intPartRange), 1)] isEqual:
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defaultThousandsSeparator])
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&& NSMaxRange(intPartRange) < [useFormat length] - 1)
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{
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intPartRange.length++;
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}
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}
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intPad = [[useFormat substringWithRange: intPartRange] mutableCopy];
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[intPad replaceOccurrencesOfString: defaultThousandsSeparator
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withString: @""
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options: 0
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range: NSMakeRange(0, [intPad length])];
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[intPad replaceOccurrencesOfString: @"#"
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withString: @""
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options: NSAnchoredSearch
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range: NSMakeRange(0, [intPad length])];
|
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if ([intPad length] > [intPartString length])
|
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{
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NSRange ipRange;
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|
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ipRange =
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NSMakeRange(0, [intPad length] - [intPartString length] + 1);
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[intPartString insertString:
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[intPad substringWithRange: ipRange] atIndex: 0];
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[intPartString replaceOccurrencesOfString: @"_"
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withString: @" "
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options: 0
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range: NSMakeRange(0, [intPartString length])];
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[intPartString replaceOccurrencesOfString: @"#"
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withString: @"0"
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options: 0
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range: NSMakeRange(0, [intPartString length])];
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}
|
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// fix the thousands separators up
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if (displayThousandsSeparators && [intPartString length] > 3)
|
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{
|
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int index = [intPartString length];
|
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|
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while (0 < (index -= 3))
|
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{
|
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[intPartString insertString: [self thousandSeparator] atIndex: index];
|
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}
|
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}
|
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|
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formattedNumber = [intPartString mutableCopy];
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|
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//fix up the fractional part
|
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if (displayFractionalPart)
|
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{
|
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if (0 != decimalPlaces)
|
||||
{
|
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NSMutableString *ms;
|
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|
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fracPart = [fracPart decimalNumberByMultiplyingByPowerOf10:
|
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decimalPlaces];
|
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ms = [[fracPart descriptionWithLocale: locale] mutableCopy];
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[ms replaceOccurrencesOfString: @"0"
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withString: @""
|
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options: (NSBackwardsSearch | NSAnchoredSearch)
|
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range: NSMakeRange(0, [ms length])];
|
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if ([fracPad length] > [ms length])
|
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{
|
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NSRange fpRange;
|
||||
|
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fpRange = NSMakeRange([ms length],
|
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([fracPad length] - [ms length]));
|
||||
[ms appendString:
|
||||
[fracPad substringWithRange: fpRange]];
|
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[ms replaceOccurrencesOfString: @"#"
|
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withString: @""
|
||||
options: (NSBackwardsSearch | NSAnchoredSearch)
|
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range: NSMakeRange(0, [ms length])];
|
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[ms replaceOccurrencesOfString: @"#"
|
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withString: @"0"
|
||||
options: 0
|
||||
range: NSMakeRange(0, [ms length])];
|
||||
[ms replaceOccurrencesOfString: @"_"
|
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withString: @" "
|
||||
options: 0
|
||||
range: NSMakeRange(0, [ms length])];
|
||||
}
|
||||
fracPartString = AUTORELEASE(ms);
|
||||
}
|
||||
else
|
||||
{
|
||||
fracPartString = @"0";
|
||||
}
|
||||
[formattedNumber appendString: [self decimalSeparator]];
|
||||
[formattedNumber appendString: fracPartString];
|
||||
}
|
||||
/*FIXME - the suffix doesn't behave the same as on Mac OS X.
|
||||
* Our suffix is everything which follows the final formatting
|
||||
* character. Cocoa's suffix is everything which isn't a
|
||||
* formatting character nor in the prefix
|
||||
*/
|
||||
suffixRange = [useFormat rangeOfCharacterFromSet: formattingCharacters
|
||||
options: NSBackwardsSearch];
|
||||
suffix = [useFormat substringFromIndex: NSMaxRange(suffixRange)];
|
||||
wholeString = [[prefix stringByAppendingString: formattedNumber]
|
||||
stringByAppendingString: suffix];
|
||||
[formattedNumber release];
|
||||
return wholeString;
|
||||
decimalPlaces=decimalPlaceRange.length -= 1;
|
||||
decimalPlaceRange.location += 1;
|
||||
fracPad = [useFormat substringWithRange:decimalPlaceRange];
|
||||
}
|
||||
if (0 != decimalPlaces)
|
||||
displayFractionalPart = YES;
|
||||
}
|
||||
|
||||
representativeDecimal = [anObject decimalValue];
|
||||
NSDecimalRound(&roundedDecimal, &representativeDecimal, decimalPlaces,
|
||||
NSRoundPlain);
|
||||
roundedNumber =
|
||||
[NSDecimalNumber decimalNumberWithDecimal: roundedDecimal];
|
||||
|
||||
/* Arguably this fiddling could be done by GSDecimalString() but I
|
||||
* thought better to leave that behaviour as it is and provide the
|
||||
* desired prettification here
|
||||
*/
|
||||
if (negativeNumber)
|
||||
roundedNumber = [roundedNumber decimalNumberByMultiplyingBy:
|
||||
(NSDecimalNumber*)[NSDecimalNumber numberWithInt: -1]];
|
||||
intPart = (NSDecimalNumber*)
|
||||
[NSDecimalNumber numberWithInt: (int)[roundedNumber doubleValue]];
|
||||
fracPart = [roundedNumber decimalNumberBySubtracting: intPart];
|
||||
intPartString
|
||||
= AUTORELEASE([[intPart descriptionWithLocale: locale] mutableCopy]);
|
||||
|
||||
return nil;
|
||||
//sort out the padding for the integer part
|
||||
intPartRange = [useFormat rangeOfCharacterFromSet: placeHolders];
|
||||
if (NSMaxRange(intPartRange) < ([useFormat length] - 1))
|
||||
{
|
||||
while (([placeHolders characterIsMember:
|
||||
[useFormat characterAtIndex: NSMaxRange(intPartRange)]]
|
||||
|| [[useFormat substringFromRange:
|
||||
NSMakeRange(NSMaxRange(intPartRange), 1)] isEqual:
|
||||
defaultThousandsSeparator])
|
||||
&& NSMaxRange(intPartRange) < [useFormat length] - 1)
|
||||
{
|
||||
intPartRange.length++;
|
||||
}
|
||||
}
|
||||
intPad = [[useFormat substringWithRange: intPartRange] mutableCopy];
|
||||
[intPad replaceOccurrencesOfString: defaultThousandsSeparator
|
||||
withString: @""
|
||||
options: 0
|
||||
range: NSMakeRange(0, [intPad length])];
|
||||
[intPad replaceOccurrencesOfString: @"#"
|
||||
withString: @""
|
||||
options: NSAnchoredSearch
|
||||
range: NSMakeRange(0, [intPad length])];
|
||||
if ([intPad length] > [intPartString length])
|
||||
{
|
||||
NSRange ipRange;
|
||||
|
||||
ipRange =
|
||||
NSMakeRange(0, [intPad length] - [intPartString length] + 1);
|
||||
[intPartString insertString:
|
||||
[intPad substringWithRange: ipRange] atIndex: 0];
|
||||
[intPartString replaceOccurrencesOfString: @"_"
|
||||
withString: @" "
|
||||
options: 0
|
||||
range: NSMakeRange(0, [intPartString length])];
|
||||
[intPartString replaceOccurrencesOfString: @"#"
|
||||
withString: @"0"
|
||||
options: 0
|
||||
range: NSMakeRange(0, [intPartString length])];
|
||||
}
|
||||
// fix the thousands separators up
|
||||
if (displayThousandsSeparators && [intPartString length] > 3)
|
||||
{
|
||||
int index = [intPartString length];
|
||||
|
||||
while (0 < (index -= 3))
|
||||
{
|
||||
[intPartString insertString: [self thousandSeparator] atIndex: index];
|
||||
}
|
||||
}
|
||||
|
||||
formattedNumber = [intPartString mutableCopy];
|
||||
|
||||
//fix up the fractional part
|
||||
if (displayFractionalPart)
|
||||
{
|
||||
if (0 != decimalPlaces)
|
||||
{
|
||||
NSMutableString *ms;
|
||||
|
||||
fracPart = [fracPart decimalNumberByMultiplyingByPowerOf10:
|
||||
decimalPlaces];
|
||||
ms = [[fracPart descriptionWithLocale: locale] mutableCopy];
|
||||
[ms replaceOccurrencesOfString: @"0"
|
||||
withString: @""
|
||||
options: (NSBackwardsSearch | NSAnchoredSearch)
|
||||
range: NSMakeRange(0, [ms length])];
|
||||
if ([fracPad length] > [ms length])
|
||||
{
|
||||
NSRange fpRange;
|
||||
|
||||
fpRange = NSMakeRange([ms length],
|
||||
([fracPad length] - [ms length]));
|
||||
[ms appendString:
|
||||
[fracPad substringWithRange: fpRange]];
|
||||
[ms replaceOccurrencesOfString: @"#"
|
||||
withString: @""
|
||||
options: (NSBackwardsSearch | NSAnchoredSearch)
|
||||
range: NSMakeRange(0, [ms length])];
|
||||
[ms replaceOccurrencesOfString: @"#"
|
||||
withString: @"0"
|
||||
options: 0
|
||||
range: NSMakeRange(0, [ms length])];
|
||||
[ms replaceOccurrencesOfString: @"_"
|
||||
withString: @" "
|
||||
options: 0
|
||||
range: NSMakeRange(0, [ms length])];
|
||||
}
|
||||
fracPartString = AUTORELEASE(ms);
|
||||
}
|
||||
else
|
||||
{
|
||||
fracPartString = @"0";
|
||||
}
|
||||
[formattedNumber appendString: [self decimalSeparator]];
|
||||
[formattedNumber appendString: fracPartString];
|
||||
}
|
||||
/*FIXME - the suffix doesn't behave the same as on Mac OS X.
|
||||
* Our suffix is everything which follows the final formatting
|
||||
* character. Cocoa's suffix is everything which isn't a
|
||||
* formatting character nor in the prefix
|
||||
*/
|
||||
suffixRange = [useFormat rangeOfCharacterFromSet: formattingCharacters
|
||||
options: NSBackwardsSearch];
|
||||
suffix = [useFormat substringFromIndex: NSMaxRange(suffixRange)];
|
||||
wholeString = [[prefix stringByAppendingString: formattedNumber]
|
||||
stringByAppendingString: suffix];
|
||||
[formattedNumber release];
|
||||
return wholeString;
|
||||
}
|
||||
|
||||
- (NSDictionary*) textAttributesForNegativeValues
|
||||
|
|
@ -1063,19 +988,127 @@ static NSUInteger _defaultBehavior = 0;
|
|||
|
||||
- (NSString *) stringFromNumber: (NSNumber *)number
|
||||
{
|
||||
return [self stringForObjectValue: number];
|
||||
// This is a 10.4 and above method and should not work with earlier version.
|
||||
#if GS_USE_ICU == 1
|
||||
|
||||
#define STRING_FROM_NUMBER(function, number) do \
|
||||
{ \
|
||||
UChar *outStr = buffer; \
|
||||
UErrorCode err = U_ZERO_ERROR; \
|
||||
int32_t len; \
|
||||
NSString *result; \
|
||||
\
|
||||
len = function (_formatter, number, outStr, MAX_BUFFER_SIZE, NULL, &err); \
|
||||
if (len > MAX_BUFFER_SIZE) \
|
||||
outStr = NSZoneMalloc ([self zone], len * sizeof(UChar));\
|
||||
err = U_ZERO_ERROR; \
|
||||
function (_formatter, number, outStr, MAX_BUFFER_SIZE, NULL, &err); \
|
||||
result = [NSString stringWithCharacters: outStr length: len]; \
|
||||
if (len > MAX_BUFFER_SIZE) \
|
||||
NSZoneFree ([self zone], outStr); \
|
||||
return result; \
|
||||
} while (0)
|
||||
|
||||
// This is quite inefficient. See the GSUText stuff for how
|
||||
// to use ICU 4.6 UText objects as NSStrings. This saves us from
|
||||
// needing to do a load of O(n) things. In 4.6, these APIs in ICU
|
||||
// haven't been updated to use UText (so we have to use the UChar buffer
|
||||
// approach), but they probably will be in the future. We should
|
||||
// revisit this code when they have been.
|
||||
UChar buffer[MAX_BUFFER_SIZE];
|
||||
|
||||
// FIXME: What to do with unsigned types?
|
||||
//
|
||||
// The only unsigned case we actually need to worry about is unsigned
|
||||
// long long - all of the others are stored as signed values. We're now
|
||||
// falling through to the double case for this, which will lose us some
|
||||
// precision, but hopefully not matter too much...
|
||||
if (nil == number)
|
||||
return [self nilSymbol];
|
||||
if (![number isKindOfClass: [NSNumber class]])
|
||||
return [self notANumberSymbol];
|
||||
switch ([number objCType][0])
|
||||
{
|
||||
case _C_LNG_LNG:
|
||||
STRING_FROM_NUMBER(unum_formatInt64, [number longLongValue]);
|
||||
break;
|
||||
case _C_INT:
|
||||
STRING_FROM_NUMBER(unum_format, [number intValue]);
|
||||
break;
|
||||
// Note: This case is probably wrong: the compiler doesn't generate B
|
||||
// for bool, it generates C or c (depending on the platform). I
|
||||
// don't think it matters, because we don't bother with anything
|
||||
// smaller than int for NSNumbers
|
||||
case _C_BOOL:
|
||||
STRING_FROM_NUMBER(unum_format, (int)[number boolValue]);
|
||||
break;
|
||||
// If it's not a type encoding that we recognise, let the receiver
|
||||
// cast it to a double, which probably has enough precision for what
|
||||
// we need. This needs testing with NSDecimalNumber though, because
|
||||
// I managed to break stuff last time I did anything with NSNumber by
|
||||
// forgetting that NSDecimalNumber existed...
|
||||
default:
|
||||
case _C_DBL:
|
||||
STRING_FROM_NUMBER(unum_formatDouble, [number doubleValue]);
|
||||
break;
|
||||
case _C_FLT:
|
||||
STRING_FROM_NUMBER(unum_formatDouble, (double)[number floatValue]);
|
||||
break;
|
||||
}
|
||||
#else
|
||||
return nil;
|
||||
#endif
|
||||
}
|
||||
|
||||
- (NSNumber *) numberFromString: (NSString *)string
|
||||
{
|
||||
id number = nil;
|
||||
NSString *error;
|
||||
|
||||
[self getObjectValue: &number
|
||||
forString: string
|
||||
errorDescription: &error];
|
||||
|
||||
return number;
|
||||
// This is a 10.4 and above method and should not work with earlier version.
|
||||
#if GS_USE_ICU == 1
|
||||
NSNumber *result;
|
||||
NSUInteger length;
|
||||
NSRange range;
|
||||
UErrorCode err = U_ZERO_ERROR;
|
||||
unichar *ustring;
|
||||
int64_t intNum;
|
||||
double doubleNum;
|
||||
|
||||
if (string == nil)
|
||||
return nil;
|
||||
|
||||
length = [string length];
|
||||
ustring = NSZoneMalloc ([self zone], sizeof(unichar) * length);
|
||||
if (ustring == NULL)
|
||||
return nil;
|
||||
|
||||
[string getCharacters: ustring range: NSMakeRange(0, length)];
|
||||
|
||||
// FIXME: Not sure if this is correct....
|
||||
range = [string rangeOfString: @"."];
|
||||
if (range.location == NSNotFound)
|
||||
{
|
||||
intNum = unum_parseInt64 (_formatter, ustring, length, NULL, &err);
|
||||
if (U_FAILURE(err))
|
||||
return nil;
|
||||
if (intNum == 0 || intNum == 1)
|
||||
result = [NSNumber numberWithBool: (BOOL) intNum];
|
||||
else if (intNum < INT_MAX && intNum > INT_MIN)
|
||||
result = [NSNumber numberWithInt: (int32_t)intNum];
|
||||
else
|
||||
result = [NSNumber numberWithLongLong: intNum];
|
||||
}
|
||||
else
|
||||
{
|
||||
doubleNum = unum_parseDouble (_formatter, ustring, length, NULL, &err);
|
||||
if (U_FAILURE(err))
|
||||
return nil;
|
||||
result = [NSNumber numberWithDouble: doubleNum];
|
||||
}
|
||||
|
||||
NSZoneFree ([self zone], ustring);
|
||||
return result;
|
||||
#else
|
||||
return nil;
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -1102,9 +1135,8 @@ static NSUInteger _defaultBehavior = 0;
|
|||
|
||||
- (void) setNumberStyle: (NSNumberFormatterStyle) style
|
||||
{
|
||||
[self _closeUNumberFormat];
|
||||
_style = style;
|
||||
[self _openUNumberFormat];
|
||||
[self _resetUNumberFormat];
|
||||
}
|
||||
|
||||
- (NSNumberFormatterStyle) numberStyle
|
||||
|
|
@ -1126,13 +1158,12 @@ static NSUInteger _defaultBehavior = 0;
|
|||
- (void) setLocale: (NSLocale *) locale
|
||||
{
|
||||
RELEASE(_locale);
|
||||
[self _closeUNumberFormat];
|
||||
|
||||
if (locale == nil)
|
||||
locale = [NSLocale currentLocale];
|
||||
_locale = RETAIN(locale);
|
||||
|
||||
[self _openUNumberFormat];
|
||||
[self _resetUNumberFormat];
|
||||
}
|
||||
|
||||
- (NSLocale *) locale
|
||||
|
|
@ -1204,8 +1235,8 @@ static NSUInteger _defaultBehavior = 0;
|
|||
- (void) setMultiplier: (NSNumber *) number
|
||||
{
|
||||
#if GS_USE_ICU == 1
|
||||
double value = [number doubleValue];
|
||||
unum_setDoubleAttribute (_formatter, UNUM_MULTIPLIER, value);
|
||||
int32_t value = [number intValue];
|
||||
unum_setAttribute (_formatter, UNUM_MULTIPLIER, value);
|
||||
#else
|
||||
return;
|
||||
#endif
|
||||
|
|
@ -1214,8 +1245,8 @@ static NSUInteger _defaultBehavior = 0;
|
|||
- (NSNumber *) multiplier
|
||||
{
|
||||
#if GS_USE_ICU == 1
|
||||
double value = unum_getDoubleAttribute (_formatter, UNUM_MULTIPLIER);
|
||||
return [NSNumber numberWithDouble: value];
|
||||
int32_t value = unum_getAttribute (_formatter, UNUM_MULTIPLIER);
|
||||
return [NSNumber numberWithInt: value];
|
||||
#else
|
||||
return nil;
|
||||
#endif
|
||||
|
|
@ -1934,13 +1965,16 @@ static NSUInteger _defaultBehavior = 0;
|
|||
@end
|
||||
|
||||
@implementation NSNumberFormatter (PrivateMethods)
|
||||
- (void) _openUNumberFormat
|
||||
- (void) _resetUNumberFormat
|
||||
{
|
||||
#if GS_USE_ICU == 1
|
||||
UNumberFormatStyle style;
|
||||
UErrorCode err = U_ZERO_ERROR;
|
||||
const char *cLocaleId;
|
||||
|
||||
if (_formatter)
|
||||
unum_close(_formatter);
|
||||
|
||||
cLocaleId = [[_locale localeIdentifier] UTF8String];
|
||||
style = _NSToICUFormatStyle (_style);
|
||||
|
||||
|
|
@ -1952,15 +1986,6 @@ static NSUInteger _defaultBehavior = 0;
|
|||
#endif
|
||||
}
|
||||
|
||||
- (void) _closeUNumberFormat
|
||||
{
|
||||
#if GS_USE_ICU == 1
|
||||
unum_close (_formatter);
|
||||
#else
|
||||
return;
|
||||
#endif
|
||||
}
|
||||
|
||||
- (void) _setSymbol: (NSString *) string : (NSInteger) symbol
|
||||
{
|
||||
#if GS_USE_ICU == 1
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue