StackOverflow2013

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copied!<p>Implement the <code>viewForAnnotation</code> delegate method for doing this.</p> <pre><code>- (MKAnnotationView *)mapView:(MKMapView *)mapView viewForAnnotation:(id <MKAnnotation>)annotation { static NSString *identifier = @"MyLocation"; if ([annotation isKindOfClass:[yourAnnotationLocation class]]) { MKAnnotationView *annotationView = (MKAnnotationView *) [_mapView dequeueReusableAnnotationViewWithIdentifier:identifier]; if (annotationView == nil) { annotationView = [[MKAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:identifier]; annotationView.enabled = YES; annotationView.canShowCallout = YES; //if you need image you can set it like //annotationView.image = [UIImage imageNamed:@"yourImage.png"];//here we use a nice image instead of the default pins annotationView.rightCalloutAccessoryView = [UIButton buttonWithType:UIButtonTypeDetailDisclosure]; } else { annotationView.annotation = annotation; } if ([annotation.title isEqualToString:@"Midhun"]) { annotationView.pinColor = MKPinAnnotationColorGreen; } else { annotationView.pinColor = MKPinAnnotationColorRed; } return annotationView; } return nil; } </code></pre> <p>For setting custom property to your annotation add a class which confirms to <code>MKAnnotation</code> protocol.</p> <pre><code>#import <Foundation/Foundation.h> #import <MapKit/MapKit.h> @interface MyLocation : NSObject <MKAnnotation> { NSString *_name; NSString *_address; int _yourValue; CLLocationCoordinate2D _coordinate; } @property (copy) NSString *name; @property (copy) NSString *address; @property (assign) yourValue; @property (nonatomic, readonly) CLLocationCoordinate2D coordinate; - (id)initWithName:(NSString*)name address:(NSString*)address coordinate:(CLLocationCoordinate2D)coordinate; @end </code></pre> <p>This is is a nice <a href="http://www.raywenderlich.com/2847/introduction-to-mapkit-on-ios-tutorial" rel="nofollow"><strong>tutorial</strong></a>.</p>

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