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LabelObject.m
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LabelObject.m
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//
// LabelObject.m
// Notation
//
// Created by Zachary Schneirov on 12/30/05.
/*Copyright (c) 2010, Zachary Schneirov. All rights reserved.
This file is part of Notational Velocity.
Notational Velocity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Notational Velocity 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with Notational Velocity. If not, see <http://www.gnu.org/licenses/>. */
//this class performs record-keeping of label-note relationships
#import "LabelObject.h"
#import "NoteObject.h"
@implementation LabelObject
- (id)initWithTitle:(NSString*)name {
if ([super init]) {
labelName = [name retain];
lowercaseName = [[name lowercaseString] retain];
lowercaseHash = [lowercaseName hash];
notes = [[NSMutableSet alloc] init];
}
return self;
}
force_inline NSString* titleOfLabel(LabelObject *label) {
return label->labelName;
}
int compareLabel(const void *one, const void *two) {
return (int)CFStringCompare((CFStringRef)titleOfLabel(*(LabelObject**)one),
(CFStringRef)titleOfLabel(*(LabelObject**)two), kCFCompareCaseInsensitive);
}
- (NSString*)title {
return labelName;
}
- (NSString*)associativeIdentifier {
return lowercaseName;
}
- (void)dealloc {
[notes release];
[labelName release];
[lowercaseName release];
[super dealloc];
}
- (void)setTitle:(NSString*)title {
[labelName release];
labelName = [title retain];
[lowercaseName release];
lowercaseName = [[title lowercaseString] retain];
lowercaseHash = [lowercaseName hash];
}
- (void)addNote:(NoteObject*)note {
[notes addObject:note];
}
- (void)removeNote:(NoteObject*)note {
[notes removeObject:note];
}
- (void)addNoteSet:(NSSet*)noteSet {
[notes unionSet:noteSet];
}
- (void)removeNoteSet:(NSSet*)noteSet {
[notes minusSet:noteSet];
}
- (NSSet*)noteSet {
return notes;
}
- (NSString*)description {
return [labelName stringByAppendingFormat:@" (used by %@)", notes];
}
/*- (NSArray*)notesSharedWithSet:(NSSet*)filteredSet {
NSMutableSet *intersectedSet = [NSMutableSet setWithSet:notes];
[intersectedSet intersectSet:filteredSet];
return [intersectedSet allObjects];
}*/
- (BOOL)isEqual:(id)anObject {
return [lowercaseName isEqualToString:[anObject associativeIdentifier]];
}
- (unsigned)hash {
return lowercaseHash;
}
@end