RMUserLocation.m
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//
// RMUserLocation.m
// MapView
//
// Created by Justin Miller on 5/8/12.
// Copyright (c) 2012 MapBox / Development Seed. All rights reserved.
//
#import "RMUserLocation.h"
#import "RMMarker.h"
#import "RMMapView.h"
@implementation RMUserLocation
@synthesize updating = _updating;
@synthesize location = _location;
@synthesize heading = _heading;
- (id)initWithMapView:(RMMapView *)aMapView coordinate:(CLLocationCoordinate2D)aCoordinate andTitle:(NSString *)aTitle
{
if ( ! (self = [super initWithMapView:aMapView coordinate:aCoordinate andTitle:aTitle]))
return nil;
self.layer = [[[RMMarker alloc] initWithUIImage:[RMMapView resourceImageNamed:@"TrackingDot.png"]] autorelease];
self.layer.zPosition = -MAXFLOAT + 2;
self.annotationType = kRMUserLocationAnnotationTypeName;
self.clusteringEnabled = NO;
return self;
}
- (void)dealloc
{
[layer release]; layer = nil;
[annotationType release]; annotationType = nil;
[_location release]; _location = nil;
[_heading release]; _heading = nil;
[super dealloc];
}
- (BOOL)isUpdating
{
return (self.mapView.userTrackingMode != RMUserTrackingModeNone);
}
- (void)setLocation:(CLLocation *)newLocation
{
if ([newLocation distanceFromLocation:_location] && newLocation.coordinate.latitude != 0 && newLocation.coordinate.longitude != 0)
{
[self willChangeValueForKey:@"location"];
[_location release];
_location = [newLocation retain];
self.coordinate = _location.coordinate;
[self didChangeValueForKey:@"location"];
}
}
- (void)setHeading:(CLHeading *)newHeading
{
if (newHeading.trueHeading != _heading.trueHeading)
{
[self willChangeValueForKey:@"heading"];
[_heading release];
_heading = [newHeading retain];
[self didChangeValueForKey:@"heading"];
}
}
- (BOOL)isUserLocationAnnotation
{
return YES;
}
@end