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2014/10/15 ¤U¤È 10:05:07
iphone Programming Glossary: cllocationcoordinate2ddistanceFromLocation - Calculate distance between two points http://stackoverflow.com/questions/3905896/distancefromlocation-calculate-distance-between-two-points CLLocation newLocation CLLocation oldLocation Configure the new event with information from the location. CLLocationCoordinate2D newCoordinate newLocation coordinate CLLocationCoordinate2D oldCoordinate oldLocation coordinate CLLocationDistance kilometers.. the new event with information from the location. CLLocationCoordinate2D newCoordinate newLocation coordinate CLLocationCoordinate2D oldCoordinate oldLocation coordinate CLLocationDistance kilometers newCoordinate distanceFromLocation oldCoordinate 1000..
How to add a push pin to a MKMapView(IOS) when touching? http://stackoverflow.com/questions/3959994/how-to-add-a-push-pin-to-a-mkmapviewios-when-touching UIGestureRecognizerStateBegan return CGPoint touchPoint gestureRecognizer locationInView self.mapView CLLocationCoordinate2D touchMapCoordinate self.mapView convertPoint touchPoint toCoordinateFromView self.mapView YourMKAnnotationClass annot YourMKAnnotationClass..
Zooming MKMapView to fit annotation pins? http://stackoverflow.com/questions/4680649/zooming-mkmapview-to-fit-annotation-pins is an NSMutableArray of these objects. Comments always welcome .... MKCoordinateRegion regionFromLocations CLLocationCoordinate2D upper locationFake objectAtIndex 0 coordinate CLLocationCoordinate2D lower locationFake objectAtIndex 0 coordinate FIND.. .... MKCoordinateRegion regionFromLocations CLLocationCoordinate2D upper locationFake objectAtIndex 0 coordinate CLLocationCoordinate2D lower locationFake objectAtIndex 0 coordinate FIND LIMITS for FGLocation eachLocation in locationFake if eachLocation coordinate.. locationSpan.latitudeDelta upper.latitude lower.latitude locationSpan.longitudeDelta upper.longitude lower.longitude CLLocationCoordinate2D locationCenter locationCenter.latitude upper.latitude lower.latitude 2 locationCenter.longitude upper.longitude lower.longitude..
What does an underscore signify in the name of a member variable in Objective-C? [duplicate] http://stackoverflow.com/questions/5659156/what-does-an-underscore-signify-in-the-name-of-a-member-variable-in-objective-c I started on a tutorial that I found on net. The code is as below @interface MapDemoAnnotation NSObject MKAnnotation CLLocationCoordinate2D _coordinate id initWithCoordinate CLLocationCoordinate2D coordinate @end @implementation MapDemoAnnotation @synthesize coordinate.. as below @interface MapDemoAnnotation NSObject MKAnnotation CLLocationCoordinate2D _coordinate id initWithCoordinate CLLocationCoordinate2D coordinate @end @implementation MapDemoAnnotation @synthesize coordinate _coordinate id initWithCoordinate CLLocationCoordinate2D.. coordinate @end @implementation MapDemoAnnotation @synthesize coordinate _coordinate id initWithCoordinate CLLocationCoordinate2D coordinate self super init if self nil _coordinate coordinate return self @end Can anyone please explain me the meaning..
How to invoke iPhone Maps for Directions with Current Location as Start Address http://stackoverflow.com/questions/576768/how-to-invoke-iphone-maps-for-directions-with-current-location-as-start-address location but with that lat long pair you can get Maps to route you from there to a street address or location. Like so CLLocationCoordinate2D currentLocation self getCurrentLocation this uses an address for the destination. can use lat long too with f f format NSString..
MKAnnotationView - Lock custom annotation view to pin on location updates http://stackoverflow.com/questions/6392931/mkannotationview-lock-custom-annotation-view-to-pin-on-location-updates void locationManagerDidFindLocation NSNotification notif CLLocation location notif.userInfo objectForKey @ location CLLocationCoordinate2D coords location coordinate MKCoordinateSpan span MKCoordinateSpanMake 5 69 5 69 MKCoordinateRegion region coords span if..
Calculate new coordinate x meters and y degree away from one coordinate http://stackoverflow.com/questions/6633850/calculate-new-coordinate-x-meters-and-y-degree-away-from-one-coordinate and want to get a new coordinate x meters away in some direction. How do I do this I am looking for something like CLLocationCoordinate2D translateCoordinate CLLocationCoordinate2D coordinate translateMeters int meters translateDegrees double degrees Thanks.. away in some direction. How do I do this I am looking for something like CLLocationCoordinate2D translateCoordinate CLLocationCoordinate2D coordinate translateMeters int meters translateDegrees double degrees Thanks iphone objective c geolocation location.. double degrees return degrees M_PI 180.0 double degreesFromRadians double radians return radians 180.0 M_PI CLLocationCoordinate2D coordinateFromCoord CLLocationCoordinate2D fromCoord atDistanceKm double distanceKm atBearingDegrees double bearingDegrees..
Coredata Error “data: <fault>” http://stackoverflow.com/questions/7304257/coredata-error-data-fault change in Cave.m which is the Entity I added MKAnnotation as a delegate in Cave.h and added this code in Cave.m CLLocationCoordinate2D coordinate CLLocationCoordinate2D location location.latitude self.latitude doubleValue location.longitude self.longitude.. Entity I added MKAnnotation as a delegate in Cave.h and added this code in Cave.m CLLocationCoordinate2D coordinate CLLocationCoordinate2D location location.latitude self.latitude doubleValue location.longitude self.longitude doubleValue return location Is there..
Customize the MKAnnotationView callout http://stackoverflow.com/questions/8018841/customize-the-mkannotationview-callout a MKAnnotation Annotation object. #import MapKit MapKit.h @interface Content NSObject @property nonatomic assign CLLocationCoordinate2D coordinate ... @interface Annotation NSObject MKAnnotation AnnotationProtocol id initWithContent Content content ... The..
http://stackoverflow.com/questions/9797047/how-to-keep-data-associated-with-mkannotation-from-being-lost-after-a-callout-po NSString blobkey @property nonatomic retain NSString blobkey id initWithBlobkey NSString key andCoordinate CLLocationCoordinate2D c @end I implemented the call back viewForAnnotation MKAnnotationView mapView MKMapView mapView viewForAnnotation id MKAnnotation..
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