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Jonathan Mitchell
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Feb 16, 2015
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,20 @@ | ||
| // | ||
| // TSPageNumberFormatter.h | ||
| // PDFPageBuilder | ||
| // | ||
| // Created by Jonathan Mitchell on 16/02/2015. | ||
| // Copyright (c) 2015 Thesaurus Software. All rights reserved. | ||
| // | ||
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| #import <Foundation/Foundation.h> | ||
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| @interface TSPageNumberFormatter : NSNumberFormatter | ||
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| /*! | ||
| Initialise with WPF style formatter as per https://msdn.microsoft.com/en-us/library/dwhawy9k(v=vs.110).aspx | ||
| */ | ||
| - (id)initWithWPFStyleFormatString:(NSString *)wpfStyleFormatter; | ||
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| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| // | ||
| // TSPageNumberFormatter.m | ||
| // PDFPageBuilder | ||
| // | ||
| // Created by Jonathan Mitchell on 16/02/2015. | ||
| // Copyright (c) 2015 Thesaurus Software. All rights reserved. | ||
| // | ||
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| #import "TSPageNumberFormatter.h" | ||
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| @implementation TSPageNumberFormatter | ||
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| #pragma mark - | ||
| #pragma mark Lifecycle | ||
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| - (id)initWithWPFStyleFormatString:(NSString *)wpfStyleFormatter | ||
| { | ||
| self = [super init]; | ||
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| // see https://msdn.microsoft.com/en-us/library/dwhawy9k(v=vs.110).aspx | ||
| NSString *formatSpecifier = [[wpfStyleFormatter substringWithRange:NSMakeRange(0, 1)] uppercaseString]; | ||
| NSInteger precisionSpecifier = 0; | ||
| if (wpfStyleFormatter.length > 1) { | ||
| precisionSpecifier = [[wpfStyleFormatter substringWithRange:NSMakeRange(1, wpfStyleFormatter.length - 1)] integerValue]; | ||
| } | ||
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| // numeric | ||
| if ([formatSpecifier isEqualToString:@"N"] || [formatSpecifier isEqualToString:@"F"]) { | ||
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| self.numberStyle = NSNumberFormatterDecimalStyle; | ||
| [self setHasThousandSeparators:YES]; | ||
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| // scientific | ||
| } else if ([formatSpecifier isEqualToString:@"E"]) { | ||
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| self.numberStyle = kCFNumberFormatterScientificStyle; | ||
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| // percent | ||
| } else if ([formatSpecifier isEqualToString:@"P"]) { | ||
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| self.numberStyle = kCFNumberFormatterPercentStyle; | ||
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| // currency | ||
| } else if ([formatSpecifier isEqualToString:@"C"]) { | ||
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| self.numberStyle = NSNumberFormatterCurrencyStyle; | ||
| [self setHasThousandSeparators:YES]; | ||
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| } else { | ||
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| // other document WPF format specifiers can be implemented as required | ||
| self.numberStyle = NSNumberFormatterNoStyle; | ||
| } | ||
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| [self setMaximumFractionDigits:precisionSpecifier]; | ||
| [self setMinimumFractionDigits:precisionSpecifier]; | ||
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| return self; | ||
| } | ||
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| @end |
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