Browse Source
Adds a number formatter used for hex color text fields in the video effects panel.pull/58/head
Marvin Scholz
9 years ago
4 changed files with 86 additions and 1 deletions
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/*****************************************************************************
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* VLCHexNumberFormatter.h |
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***************************************************************************** |
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* Copyright (C) 2017 VLC authors and VideoLAN |
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* $Id$ |
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* |
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* Authors: Marvin Scholz <epirat07 at gmail dot com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. |
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*****************************************************************************/ |
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#import <Foundation/Foundation.h> |
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@interface VLCHexNumberFormatter : NSFormatter |
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@end |
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/***************************************************************************** |
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* VLCHexNumberFormatter.m |
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***************************************************************************** |
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* Copyright (C) 2017 VLC authors and VideoLAN |
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* $Id$ |
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* |
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* Authors: Marvin Scholz <epirat07 at gmail dot com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. |
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*****************************************************************************/ |
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#import "VLCHexNumberFormatter.h" |
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@implementation VLCHexNumberFormatter |
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- (NSString *)stringForObjectValue:(id)obj |
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{ |
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if (![obj isKindOfClass:[NSNumber class]]) { |
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return nil; |
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} |
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NSString *string = [NSString stringWithFormat:@"%06" PRIX32, [obj intValue]]; |
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return string; |
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} |
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- (BOOL)getObjectValue:(out id _Nullable __autoreleasing *)obj |
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forString:(NSString *)string |
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errorDescription:(out NSString *__autoreleasing _Nullable *)error |
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{ |
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unsigned result = 0; |
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NSScanner *scanner = [NSScanner scannerWithString:string]; |
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BOOL success = [scanner scanHexInt:&result]; |
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*obj = (success) ? [NSNumber numberWithInt:result] : nil; |
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return success; |
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} |
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@end |
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