1
/* Interface of NSDecimalNumber class
2
Copyright (C) 1998 Free Software Foundation, Inc.
4
Written by: Richard Frith-Macdonald <richard@brainstorm.co.uk>
7
This file is part of the GNUstep Base Library.
9
This library is free software; you can redistribute it and/or
10
modify it under the terms of the GNU Library General Public
11
License as published by the Free Software Foundation; either
12
version 2 of the License, or (at your option) any later version.
14
This library is distributed in the hope that it will be useful,
15
but WITHOUT ANY WARRANTY; without even the implied warranty of
16
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17
Library General Public License for more details.
19
You should have received a copy of the GNU Library General Public
20
License along with this library; if not, write to the Free
21
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA.
24
#ifndef __NSDecimalNumber_h_GNUSTEP_BASE_INCLUDE
25
#define __NSDecimalNumber_h_GNUSTEP_BASE_INCLUDE
27
#include <Foundation/NSObject.h>
29
#ifndef STRICT_OPENSTEP
31
#include <Foundation/NSDecimal.h>
32
#include <Foundation/NSValue.h>
34
@class NSDecimalNumber;
36
@protocol NSDecimalNumberBehaviors
37
- (NSDecimalNumber*) exceptionDuringOperation: (SEL)method
38
error: (NSCalculationError)error
39
leftOperand: (NSDecimalNumber*)leftOperand
40
rightOperand: (NSDecimalNumber*)rightOperand;
41
- (NSRoundingMode) roundingMode;
45
@interface NSDecimalNumberHandler : NSObject <NSDecimalNumberBehaviors>
47
NSRoundingMode _roundingMode;
49
BOOL _raiseOnExactness;
50
BOOL _raiseOnOverflow;
51
BOOL _raiseOnUnderflow;
52
BOOL _raiseOnDivideByZero;
55
+ (id)defaultDecimalNumberHandler;
56
+ (id)decimalNumberHandlerWithRoundingMode:(NSRoundingMode)roundingMode
58
raiseOnExactness:(BOOL)raiseOnExactness
59
raiseOnOverflow:(BOOL)raiseOnOverflow
60
raiseOnUnderflow:(BOOL)raiseOnUnderflow
61
raiseOnDivideByZero:(BOOL)raiseOnDivideByZero;
63
- (id)initWithRoundingMode:(NSRoundingMode)roundingMode
65
raiseOnExactness:(BOOL)raiseOnExactness
66
raiseOnOverflow:(BOOL)raiseOnOverflow
67
raiseOnUnderflow:(BOOL)raiseOnUnderflow
68
raiseOnDivideByZero:(BOOL)raiseOnDivideByZero;
71
@interface NSDecimalNumber : NSNumber <NSDecimalNumberBehaviors>
76
+ (id <NSDecimalNumberBehaviors>)defaultBehavior;
77
+ (void)setDefaultBehavior:(id <NSDecimalNumberBehaviors>)behavior;
79
+ (NSDecimalNumber *)maximumDecimalNumber;
80
+ (NSDecimalNumber *)minimumDecimalNumber;
81
+ (NSDecimalNumber *)notANumber;
82
+ (NSDecimalNumber *)one;
83
+ (NSDecimalNumber *)zero;
85
+ (NSDecimalNumber *)decimalNumberWithDecimal:(NSDecimal)decimal;
86
+ (NSDecimalNumber *)decimalNumberWithMantissa:(unsigned long long)mantissa
87
exponent:(short)exponent
88
isNegative:(BOOL)isNegative;
89
+ (NSDecimalNumber *)decimalNumberWithString:(NSString *)numericString;
90
+ (NSDecimalNumber *)decimalNumberWithString:(NSString *)numericString
91
locale:(NSDictionary *)locale;
93
- (id)initWithDecimal:(NSDecimal)decimal;
94
- (id)initWithMantissa:(unsigned long long)mantissa
95
exponent:(short)exponent
96
isNegative:(BOOL)flag;
97
- (id)initWithString:(NSString *)numberValue;
98
- (id)initWithString:(NSString *)numberValue
99
locale:(NSDictionary *)locale;
101
- (const char *)objCType;
103
- (NSDecimal)decimalValue;
104
- (NSString *)descriptionWithLocale:(NSDictionary *)locale;
105
- (double)doubleValue;
107
- (NSComparisonResult)compare:(NSNumber *)decimalNumber;
109
- (NSDecimalNumber *)decimalNumberByAdding:(NSDecimalNumber *)decimalNumber;
110
- (NSDecimalNumber *)decimalNumberByAdding:(NSDecimalNumber *)decimalNumber
111
withBehavior:(id<NSDecimalNumberBehaviors>)behavior;
112
- (NSDecimalNumber *)decimalNumberByDividingBy:(NSDecimalNumber *)decimalNumber;
113
- (NSDecimalNumber *)decimalNumberByDividingBy:(NSDecimalNumber *)decimalNumber
114
withBehavior:(id <NSDecimalNumberBehaviors>)behavior;
115
- (NSDecimalNumber *)decimalNumberByMultiplyingBy:(NSDecimalNumber *)decimalNumber;
116
- (NSDecimalNumber *)decimalNumberByMultiplyingBy:(NSDecimalNumber *)decimalNumber
117
withBehavior:(id <NSDecimalNumberBehaviors>)behavior;
118
- (NSDecimalNumber *)decimalNumberByMultiplyingByPowerOf10:(short)power;
119
- (NSDecimalNumber *)decimalNumberByMultiplyingByPowerOf10:(short)power
120
withBehavior:(id <NSDecimalNumberBehaviors>)behavior;
121
- (NSDecimalNumber *)decimalNumberByRaisingToPower:(unsigned)power;
122
- (NSDecimalNumber *)decimalNumberByRaisingToPower:(unsigned)power
123
withBehavior:(id <NSDecimalNumberBehaviors>)behavior;
124
- (NSDecimalNumber *)decimalNumberByRoundingAccordingToBehavior:(id <NSDecimalNumberBehaviors>)behavior;
125
- (NSDecimalNumber *)decimalNumberBySubtracting:(NSDecimalNumber *)decimalNumber;
126
- (NSDecimalNumber *)decimalNumberBySubtracting:(NSDecimalNumber *)decimalNumber
127
withBehavior:(id <NSDecimalNumberBehaviors>)behavior;