mirror of
https://github.com/gnustep/libs-base.git
synced 2025-04-22 08:26:27 +00:00
129 lines
3.3 KiB
Objective-C
129 lines
3.3 KiB
Objective-C
/** Implementation of class NSEnergyFormatter
|
|
Copyright (C) 2019 Free Software Foundation, Inc.
|
|
|
|
By: Gregory John Casamento <greg.casamento@gmail.com>
|
|
Date: Tue Oct 8 13:30:10 EDT 2019
|
|
|
|
This file is part of the GNUstep Library.
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2 of the License, or (at your option) any later version.
|
|
|
|
This library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this library; if not, write to the Free
|
|
Software Foundation, Inc., 31 Milk Street #960789 Boston, MA 02196 USA.
|
|
*/
|
|
|
|
#import "Foundation/NSEnergyFormatter.h"
|
|
#import "Foundation/NSMeasurement.h"
|
|
#import "Foundation/NSMeasurementFormatter.h"
|
|
#import "Foundation/NSNumberFormatter.h"
|
|
#import "Foundation/NSUnit.h"
|
|
|
|
@implementation NSEnergyFormatter
|
|
|
|
- (instancetype) init
|
|
{
|
|
self = [super init];
|
|
if (self != nil)
|
|
{
|
|
_numberFormatter = nil;
|
|
_unitStyle = NSFormattingUnitStyleMedium;
|
|
_isForFoodEnergyUse = NO;
|
|
}
|
|
return self;
|
|
}
|
|
|
|
- (NSNumberFormatter *) numberFormatter
|
|
{
|
|
return _numberFormatter;
|
|
}
|
|
|
|
- (void) setNumberFormatter: (NSNumberFormatter *)formatter
|
|
{
|
|
ASSIGN(_numberFormatter, formatter);
|
|
}
|
|
|
|
- (NSFormattingUnitStyle) unitStyle
|
|
{
|
|
return _unitStyle;
|
|
}
|
|
|
|
- (void) setUnitStyle: (NSFormattingUnitStyle)style
|
|
{
|
|
_unitStyle = style;
|
|
}
|
|
|
|
- (BOOL) isForFoodEnergyUse
|
|
{
|
|
return _isForFoodEnergyUse;
|
|
}
|
|
|
|
- (void) setForFoodEnergyUse: (BOOL)flag
|
|
{
|
|
_isForFoodEnergyUse = flag;
|
|
}
|
|
|
|
- (NSString *) stringFromValue: (double)value unit: (NSEnergyFormatterUnit)unit
|
|
{
|
|
NSUnit *u = nil;
|
|
NSMeasurement *m = nil;
|
|
NSMeasurementFormatter *mf = nil;
|
|
|
|
switch (unit)
|
|
{
|
|
case NSEnergyFormatterUnitJoule:
|
|
u = [NSUnitEnergy joules];
|
|
break;
|
|
case NSEnergyFormatterUnitKilojoule:
|
|
u = [NSUnitEnergy kilojoules];
|
|
break;
|
|
case NSEnergyFormatterUnitCalorie:
|
|
u = [NSUnitEnergy calories];
|
|
break;
|
|
case NSEnergyFormatterUnitKilocalorie:
|
|
u = [NSUnitEnergy kilocalories];
|
|
break;
|
|
}
|
|
|
|
m = [[NSMeasurement alloc] initWithDoubleValue: value
|
|
unit: u];
|
|
AUTORELEASE(m);
|
|
mf = [[NSMeasurementFormatter alloc] init];
|
|
AUTORELEASE(mf);
|
|
[mf setUnitStyle: _unitStyle];
|
|
[mf setNumberFormatter: _numberFormatter];
|
|
|
|
return [mf stringFromMeasurement: m];
|
|
}
|
|
|
|
- (NSString *) stringFromJoules: (double)numberInJoules
|
|
{
|
|
return [self stringFromValue: numberInJoules unit: NSEnergyFormatterUnitJoule];
|
|
}
|
|
|
|
- (NSString *) unitStringFromValue: (double)value unit: (NSEnergyFormatterUnit)unit
|
|
{
|
|
return [self stringFromValue: value unit: unit];
|
|
}
|
|
|
|
- (NSString *) unitStringFromJoules: (double)numberInJoules usedUnit: (NSEnergyFormatterUnit *)unit
|
|
{
|
|
*unit = NSEnergyFormatterUnitJoule;
|
|
return [self stringFromValue: numberInJoules unit: *unit];
|
|
}
|
|
|
|
- (BOOL) getObjectValue: (id *)obj forString: (NSString *)string errorDescription: (NSString **)error
|
|
{
|
|
return NO;
|
|
}
|
|
|
|
@end
|
|
|