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+ (instancetype)arrayWithArray: (OFArray*)array
range: (of_range_t)range
{
return [[[self alloc] initWithArray: array
range: range] autorelease];
}
- initWithArray: (OFArray*)array_
range: (of_range_t)range_
- initWithArray: (OFArray*)array
range: (of_range_t)range
{
self = [super init];
@try {
/* Should usually be retain, as it's useless with a copy */
array = [array_ copy];
range = range_;
_array = [array copy];
_range = range;
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
[array release];
[_array release];
[super dealloc];
}
- (size_t)count
{
return range.length;
return _range.length;
}
- (id)objectAtIndex: (size_t)index
{
if (index >= range.length)
if (index >= _range.length)
@throw [OFOutOfRangeException exceptionWithClass: [self class]];
return [array objectAtIndex: index + range.location];
return [_array objectAtIndex: index + _range.location];
}
- (void)getObjects: (id*)buffer
inRange: (of_range_t)range_
inRange: (of_range_t)range
{
if (range_.length > SIZE_MAX - range_.location ||
range_.location + range_.length > range.length)
if (range.length > SIZE_MAX - range.location ||
range.location + range.length > _range.length)
@throw [OFOutOfRangeException exceptionWithClass: [self class]];
range_.location += range.location;
range.location += _range.location;
return [array getObjects: buffer
inRange: range_];
return [_array getObjects: buffer
inRange: range];
}
- (size_t)indexOfObject: (id)object
{
size_t index = [array indexOfObject: object];
size_t index = [_array indexOfObject: object];
if (index < range.location)
if (index < _range.location)
return OF_NOT_FOUND;
index -= range.location;
index -= _range.location;
if (index >= range.length)
if (index >= _range.length)
return OF_NOT_FOUND;
return index;
}
- (size_t)indexOfObjectIdenticalTo: (id)object
{
size_t index = [array indexOfObjectIdenticalTo: object];
size_t index = [_array indexOfObjectIdenticalTo: object];
if (index < range.location)
if (index < _range.location)
return OF_NOT_FOUND;
index -= range.location;
index -= _range.location;
if (index >= range.length)
if (index >= _range.length)
return OF_NOT_FOUND;
return index;
}
- (OFArray*)objectsInRange: (of_range_t)range_
- (OFArray*)objectsInRange: (of_range_t)range
{
if (range_.length > SIZE_MAX - range_.location ||
range_.location + range_.length > range.length)
if (range.length > SIZE_MAX - range.location ||
range.location + range.length > _range.length)
@throw [OFOutOfRangeException exceptionWithClass: [self class]];
range_.location += range.location;
range.location += _range.location;
return [array objectsInRange: range_];
return [_array objectsInRange: range];
}
@end
|