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#import "MGLUserLocation_Private.h"
@implementation MGLUserLocation
{
CLLocationCoordinate2D _coordinate;
}
@synthesize coordinate = _coordinate;
- (instancetype)init
{
if (self = [super init])
{
_coordinate = CLLocationCoordinate2DMake(MAXFLOAT, MAXFLOAT);
}
return self;
}
+ (BOOL)automaticallyNotifiesObserversForKey:(NSString *)key
{
return ! [key isEqualToString:@"location"] && ! [key isEqualToString:@"heading"];
}
+ (NSSet *)keyPathsForValuesAffectingCoordinate
{
return [NSSet setWithObject:@"location"];
}
- (void)setLocation:(CLLocation *)newLocation
{
if ([newLocation distanceFromLocation:_location] && newLocation.coordinate.latitude != 0 &&
newLocation.coordinate.longitude != 0)
{
[self willChangeValueForKey:@"location"];
_location = newLocation;
_coordinate = _location.coordinate;
[self didChangeValueForKey:@"location"];
}
}
- (void)setHeading:(CLHeading *)newHeading
{
if (newHeading.trueHeading != _heading.trueHeading)
{
[self willChangeValueForKey:@"heading"];
_heading = newHeading;
[self didChangeValueForKey:@"heading"];
}
}
- (NSString *)title
{
if ( ! _title) return @"Current Location";
}
@end
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