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/** Interface for NSIndexSet, NSMutableIndexSet for GNUStep
Copyright (C) 2004 Free Software Foundation, Inc.
Written by: Richard Frith-Macdonald <rfm@gnu.org>
Created: Feb 2004
This file is part of the GNUstep Base 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
Library 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., 51 Franklin Street, Fifth Floor,
Boston, MA 02111 USA.
AutogsdocSource: NSIndexSet.m
*/
#ifndef _NSIndexSet_h_GNUSTEP_BASE_INCLUDE
#define _NSIndexSet_h_GNUSTEP_BASE_INCLUDE
#import <GNUstepBase/GSVersionMacros.h>
#import <GNUstepBase/GSBlocks.h>
#if OS_API_VERSION(GS_API_MACOSX, GS_API_LATEST)
#import <Foundation/NSObject.h>
#import <Foundation/NSRange.h>
#if defined(__cplusplus)
extern "C" {
#endif
/**
* Instances of this class are collections of unsigned integers in the
* range 0 to NSNotFound-1.<br />
* Each integer can appear in a collection only once.
*/
@interface NSIndexSet : NSObject <NSCopying, NSMutableCopying, NSCoding>
{
#if GS_EXPOSE(NSIndexSet)
void *_data;
#endif
}
/**
* Return an empty set.
*/
+ (id) indexSet;
/**
* Return a set containing the single value anIndex, or returns nil if
* anIndex is NSNotFound.
*/
+ (id) indexSetWithIndex: (NSUInteger)anIndex;
/**
* Return a set containing all the values in aRange, or returns nil if
* aRange contains NSNotFound.
*/
+ (id) indexSetWithIndexesInRange: (NSRange)aRange;
/**
* Returns YES if the receiver contains anIndex, NO otherwise.
*/
- (BOOL) containsIndex: (NSUInteger)anIndex;
/**
* Returns YES if the receiver contains all the index values present
* in aSet, NO otherwise.
*/
- (BOOL) containsIndexes: (NSIndexSet*)aSet;
/**
* Returns YES if the receiver contains all the index values present
* in aRange, NO otherwise.
*/
- (BOOL) containsIndexesInRange: (NSRange)aRange;
/**
* Returns the number of index values present in the receiver.
*/
- (NSUInteger) count;
#if OS_API_VERSION(MAC_OS_X_VERSION_10_5,GS_API_LATEST)
/** Not implemented
* Returns the number of indexes set within the specified range.
*/
- (NSUInteger) countOfIndexesInRange: (NSRange)range;
#endif
#if OS_API_VERSION(MAC_OS_X_VERSION_10_6,GS_API_LATEST)
DEFINE_BLOCK_TYPE(GSIndexSetEnumerationBlock, void, NSUInteger, BOOL*);
- (void) enumerateIndexesInRange: (NSRange)range
options: (NSEnumerationOptions)opts
usingBlock: (GSIndexSetEnumerationBlock)aBlock;
/**
* Enumerate all indices in the set by applying a block to them.
*/
- (void) enumerateIndexesUsingBlock: (GSIndexSetEnumerationBlock)aBlock;
- (void) enumerateIndexesWithOptions: (NSEnumerationOptions)opts
usingBlock: (GSIndexSetEnumerationBlock)aBlock;
#endif
/**
* Returns the first index value in the receiver or NSNotFound if the
* receiver is empty.
*/
- (NSUInteger) firstIndex;
/**
* Copies index values into aBuffer until there are no index values left or
* aBuffer is full (assuming that the size of aBuffer is given by aCount).<br />
* Only copies index values present in aRange and copies them in order.<br />
* Returns the number of index values placed in aBuffer.<br />
* Modifies aRange to start after the last index value copied.<br />
* If aRange is a null pointer, this method attempts to get <em>all</em>
* index values from the set (and of course no range can be returned in it).
*/
- (NSUInteger) getIndexes: (NSUInteger*)aBuffer
maxCount: (NSUInteger)aCount
inIndexRange: (NSRangePointer)aRange;
/**
* Return the first index value in the receiver which is greater than
* anIndex.
*/
- (NSUInteger) indexGreaterThanIndex: (NSUInteger)anIndex;
/**
* Return the first index value in the receiver which is greater than
* or equal to anIndex.
*/
- (NSUInteger) indexGreaterThanOrEqualToIndex: (NSUInteger)anIndex;
/**
* Return the first index value in the receiver which is less than
* anIndex.
*/
- (NSUInteger) indexLessThanIndex: (NSUInteger)anIndex;
/**
* Return the first index value in the receiver which is less than
* or equal to anIndex.
*/
- (NSUInteger) indexLessThanOrEqualToIndex: (NSUInteger)anIndex;
/**
* Initialise the receiver to contain anIndex. Returns the initialised
* object or nil if anIndex is NSNotFound.
*/
- (id) initWithIndex: (NSUInteger)anIndex;
/** <init />
* Initialise the receiver to contain all index values in aRange.
* Returns the initialised object or nil if aRange contains NSNotFound.
*/
- (id) initWithIndexesInRange: (NSRange)aRange;
/**
* Initialises the receiver with the index values from aSet.
*/
- (id) initWithIndexSet: (NSIndexSet*)aSet;
/**
* Returns YES if the receiver contains any index values which lie in aRange,
* No otherwise.
*/
- (BOOL) intersectsIndexesInRange: (NSRange)aRange;
/**
* Tests two index sets for equality and returns either YES or NO.
*/
- (BOOL) isEqualToIndexSet: (NSIndexSet*)aSet;
/**
* Returns the last index value in the receiver or NSNotFound if the
* receiver is empty.
*/
- (NSUInteger) lastIndex;
@end
@interface NSMutableIndexSet : NSIndexSet
/**
* Adds anIndex to the set of indexes stored in the receiver.
*/
- (void) addIndex: (NSUInteger)anIndex;
/**
* Adds all the indexes from aSet to the set of indexes stored in the receiver.
*/
- (void) addIndexes: (NSIndexSet*)aSet;
/**
* Adds all the indexes in aRange to the set of indexes stored in the receiver.
*/
- (void) addIndexesInRange: (NSRange)aRange;
/**
* Removes all indexes stored in the receiver.
*/
- (void) removeAllIndexes;
/**
* Removes anIndex from the set of indexes stored in the receiver.
*/
- (void) removeIndex: (NSUInteger)anIndex;
/**
* Removes all the indexes in aSet from the set of indexes
* stored in the receiver.
*/
- (void) removeIndexes: (NSIndexSet*)aSet;
/**
* Removes all the indexes in aRange from the set of indexes
* stored in the receiver.
*/
- (void) removeIndexesInRange: (NSRange)aRange;
/**
* Moves all the indexes from anIndex upwards by the amount specified.<br />
* If amount is negative, index values below anIndex will be overwritten
* by the shifted values.<br />
* If amount is positive, a 'hole' will be left in the index range after
* anIndex.
*/
- (void) shiftIndexesStartingAtIndex: (NSUInteger)anIndex
by: (NSInteger)amount;
@end
#if defined(__cplusplus)
}
#endif
#endif
#endif
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