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2014/10/15 ¤U¤È 10:10:55

iphone Programming Glossary: lat

Finding Path/Route Between two points on MapKit in iPhone

http://stackoverflow.com/questions/12002179/finding-path-route-between-two-points-on-mapkit-in-iphone

I have gone through several examples in which they are using .csv files. In that .csv file they have stored the latitude and longitude values of the full path and drawing line based on those values. But here I am trying to draw a line without.. MKAnnotation f to MKAnnotation t @end MapDirection.m #import MapDirection.h @interface MapDirection NSArray calculateRoutesFrom CLLocationCoordinate2D from to CLLocationCoordinate2D to void centerMap @end id initWithFrame CGRect frame self.. encoded length NSInteger len encoded length NSInteger index 0 NSMutableArray array NSMutableArray alloc init NSInteger lat 0 NSInteger lng 0 while index len NSInteger b NSInteger shift 0 NSInteger result 0 do b encoded characterAtIndex index..

Free Weather API [closed]

http://stackoverflow.com/questions/1305127/free-weather-api

Get street address at lat/long pair

http://stackoverflow.com/questions/158557/get-street-address-at-lat-long-pair

street address at lat long pair I've seen that it's possible to get the latitude and longitude geocoding like in Google Maps API from a street.. street address at lat long pair I've seen that it's possible to get the latitude and longitude geocoding like in Google Maps API from a street address but is it possible to do the reverse and get.. Maps API from a street address but is it possible to do the reverse and get the street address when you know what the lat long already is The application would be an iPhone app and why the app already knows lat long so anything from a web service..

Getting the bounds of an MKMapvIew

http://stackoverflow.com/questions/2081753/getting-the-bounds-of-an-mkmapview

0.0f 0.0f 0.0f region.center mySearchLocation.searchLocation.coordinate region.span.longitudeDelta 0.01f region.span.latitudeDelta 0.01f self.mapView setRegion region animated YES After the new search location has been added to the map and the.. search location has been added to the map and the map zoomed we need to update the search bounds First we need to calculate the corners of the map CGPoint se CGPointMake self.mapView.bounds.origin.x mapView.bounds.origin.y CGPoint nw CGPointMake.. I officially answered my own question but since I didn't find it anywhere before I'll post the answer here To calculate the search bounds... First we need to calculate the corners of the map so we get the points CGPoint nePoint CGPointMake..

Core Data and Core Location

http://stackoverflow.com/questions/2176127/core-data-and-core-location

Data and Core Location I have a Core Data database with latitude and longitude properties. Is there a way to use Core Location's getDistanceFrom method to find the five nearest locations.. get the items from core data this will reduce the number of objects that will be returned. i.e. Something like float latMax wantedLat 1 float latMin wantedLat 1 float lngMax wantedLng 1 float lngMin wantedLng 1 NSPredicate predicate NSPredicate.. data this will reduce the number of objects that will be returned. i.e. Something like float latMax wantedLat 1 float latMin wantedLat 1 float lngMax wantedLng 1 float lngMin wantedLng 1 NSPredicate predicate NSPredicate predicateWithFormat @..

Get zip code from latitude, longitude?

http://stackoverflow.com/questions/3564852/get-zip-code-from-latitude-longitude

zip code from latitude longitude I want to get zip code from users current location Latitude Longitude I had used MKReverse Geocoder delegate.. I had used MKReverse Geocoder delegate methods but sometimes I am not able to get zip code information based on latitude longitude valid values . Are there any other alternatives for MKReverseGeocoder ZipCode database are specific to countries.. their web app and bang you got data. Here's an example http ws.geonames.org findNearbyPostalCodesJSON formatted true lat 36 lng 79.08 That'll return you a JSON object for the zip codes around the Chapel Hill NC area. It's also international...

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

openURL NSURL URLWithString NSString stringWithFormat @ http maps.google.com maps saddr @ daddr @ myLatLong latlong Except with something to invoke the current location bookmark in place of myLatLong . iphone ios maps share improve.. maps share improve this question Pre iOS 6 You need to use Core Location to get the current 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.. so CLLocationCoordinate2D currentLocation self getCurrentLocation this uses an address for the destination. can use lat long too with f f format NSString address @ 123 Main St. New York NY 10001 NSString url NSString stringWithFormat @ http..

App crash only on iPhone Device and not in Simulator

http://stackoverflow.com/questions/8427516/app-crash-only-on-iphone-device-and-not-in-simulator

crash only on iPhone Device and not in Simulator In my app when I press a button the method called for that button first assigns my textfield texts directly to NSArray.. cellText.text p_emText.text p_cnfrmText.text s_emText.text s_cnfrmText.text emailText.text ecnfrmText.text lat longt nil when I run my app on simulator no app crashing occurs but when I run it on my iPhone device it gives Thread.. s_emText.text s_cnfrmText.text emailText.text ecnfrmText.text lat longt nil when I run my app on simulator no app crashing occurs but when I run it on my iPhone device it gives Thread 1 program recieved signal EXC_BAC_ACCESS..

How Do I Get The Correct Latitude and Longitude From An Uploaded iPhone Photo?

http://stackoverflow.com/questions/9319465/how-do-i-get-the-correct-latitude-and-longitude-from-an-uploaded-iphone-photo

that uses MKMapKit. The app grabs the EXIF metadata from a provided geotagged photo. The problem is that the latitude and longitude coordinates that I retrieve for example Lat 34.25733333333334 Lon 118.5373333333333 returns a location.. returns a location in China. Is there a regional setting that I am missing or do I need to convert the lat long coordinates before using them Thank you all in advance for any help you can provide. Here is the code I am using to.. NSLog @ Image Meta Data @ metadata NSDictionary gpsdata metadata objectForKey @ GPS self.lat gpsdata valueForKey @ Latitude self.lng gpsdata valueForKey @ Longitude NSLog @ nLatitude @ nLongitude @ self.lat self.lng..

How do I do geocoding (NOT reverse geocoding) on iPhone?

http://stackoverflow.com/questions/988060/how-do-i-do-geocoding-not-reverse-geocoding-on-iphone

I do geocoding NOT reverse geocoding on iPhone I am perplexed as to why there is an iPhone API for Reverse Geocoding lat long to address but NOT for regular Geocoding address to lat long . I want to be able to display an annotation on a map.. as to why there is an iPhone API for Reverse Geocoding lat long to address but NOT for regular Geocoding address to lat long . I want to be able to display an annotation on a map MKMapView at an address entered by the user. As text not by touching.. address entered by the user. As text not by touching the map As far as I can tell that means I have to determine the lat long for the entered address. It looks like it can be done using HTTP but then Reverse Geocoding ALSO could have been done..

SQL Query for Performing Radius Search based on Latitude Longitude

http://stackoverflow.com/questions/1727137/sql-query-for-performing-radius-search-based-on-latitude-longitude

Query for Performing Radius Search based on Latitude Longitude We have a restaurant table that has lat long data for each row. We need to write a query that performs a.. provided radius e.g. 1 mile 5 miles etc. We have the following query for this purpose Parameters Longitude 74.008680 Latitude 40.711676 Radius 1 mile Query SELECT FROM restaurant WHERE POW 69.1 Longitude 74.008680 cos 40.711676 57.3 2 POW 69.1.. 40.711676 Radius 1 mile Query SELECT FROM restaurant WHERE POW 69.1 Longitude 74.008680 cos 40.711676 57.3 2 POW 69.1 Latitude 40.711676 2 1 1 The table has about 23k rows. The size of the result set is weird at times e.g. for a 5.4 mile search..

Set the location in iPhone Simulator

http://stackoverflow.com/questions/214416/set-the-location-in-iphone-simulator

with None Custom Location Apple Stores Apple City Bicycle Ride City Run Freeway Drive Custom Location lets you enter a Lat Long value. Bicycle ride City Run and Freeway Drive are simulation of a moving location in Cupertino of course . Of course..

iPhone Compass GPS Direction

http://stackoverflow.com/questions/4130821/iphone-compass-gps-direction

fixed and I always need the pointer to point to that specific location no matter where the user is located. I have the Lat Long coordinates of this location but not sure how can I point to that location using the Compass and the GPS... just like.. doubleValue source double blon pointlongi doubleValue destination double blat pointlati doubleValue destination float fLat self angleToRadians alat float fLng self angleToRadians alon float tLat self angleToRadians blat float tLng self angleToRadians.. blat pointlati doubleValue destination float fLat self angleToRadians alat float fLng self angleToRadians alon float tLat self angleToRadians blat float tLng self angleToRadians blon float temp atan2 sin tLng fLng cos tLat cos fLat sin tLat sin..

Calling C++ method from Objective C

http://stackoverflow.com/questions/4456239/calling-c-method-from-objective-c

please point me as to what is wrong Let me be precise #ifdef __cplusplus extern C char UTMLetterDesignator double Lat NSString LLtoUTM double Lat double Long double UTMNorthing double UTMEasting double test double a #endif @Carl I have included.. is wrong Let me be precise #ifdef __cplusplus extern C char UTMLetterDesignator double Lat NSString LLtoUTM double Lat double Long double UTMNorthing double UTMEasting double test double a #endif @Carl I have included my code sample.Are saying..

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

maps application by calling openURL on a google maps URL with parameters saddr and daddr with location strings or Lat Long see example below . But I'm wondering if it's possible to make the start address be the Current Location maps bookmark.. openURL NSURL URLWithString NSString stringWithFormat @ http maps.google.com maps saddr @ daddr @ myLatLong latlong Except with something to invoke the current location bookmark in place of myLatLong . iphone ios maps share.. maps saddr @ daddr @ myLatLong latlong Except with something to invoke the current location bookmark in place of myLatLong . iphone ios maps share improve this question Pre iOS 6 You need to use Core Location to get the current location..

Warning in Custom Map Annotations iPhone

http://stackoverflow.com/questions/5872547/warning-in-custom-map-annotations-iphone

why I am receiving these warnings iphone map mapkit mkannotation iphone maps share improve this question Latitude and Longitude have differing bounds 90 90 for Lat 180 180 for Long Passing a value outside of those bounds will cause.. mapkit mkannotation iphone maps share improve this question Latitude and Longitude have differing bounds 90 90 for Lat 180 180 for Long Passing a value outside of those bounds will cause the custom class to be deallocated and therefore giving.. and therefore giving you the error that you're receiving. Make sure that you are passing the correct values for both Latitude and Longitude. It would be really nice if Apple passed a bounding error for this instead of an early release error...

iPhone Get UIImagePickerController Lat/Lng

http://stackoverflow.com/questions/6177606/iphone-get-uiimagepickercontroller-lat-lng

Get UIImagePickerController Lat Lng I'm using the UIImagePickerController to take a photo and then upload the photo to a WCF Service. Along with the image..

How to call a function in applicationDidEnterBackground?

http://stackoverflow.com/questions/7443131/how-to-call-a-function-in-applicationdidenterbackground

void calculateDistance for NSMutableDictionary obj in placeName CLLocation userLocation AppHelper appDelegate mLatestLocation CLLocation annotation1 CLLocation alloc initWithLatitude obj objectForKey @ Lat doubleValue longitude obj objectForKey.. CLLocation userLocation AppHelper appDelegate mLatestLocation CLLocation annotation1 CLLocation alloc initWithLatitude obj objectForKey @ Lat doubleValue longitude obj objectForKey @ long doubleValue CGFloat distanceTemp annotation1 getDistanceFrom.. AppHelper appDelegate mLatestLocation CLLocation annotation1 CLLocation alloc initWithLatitude obj objectForKey @ Lat doubleValue longitude obj objectForKey @ long doubleValue CGFloat distanceTemp annotation1 getDistanceFrom userLocation..

How Do I Get The Correct Latitude and Longitude From An Uploaded iPhone Photo?

http://stackoverflow.com/questions/9319465/how-do-i-get-the-correct-latitude-and-longitude-from-an-uploaded-iphone-photo

Do I Get The Correct Latitude and Longitude From An Uploaded iPhone Photo My problem actually seems rather silly... I am writing an iPhone application.. a provided geotagged photo. The problem is that the latitude and longitude coordinates that I retrieve for example Lat 34.25733333333334 Lon 118.5373333333333 returns a location in China. Is there a regional setting that I am missing or do.. NSLog @ Image Meta Data @ metadata NSDictionary gpsdata metadata objectForKey @ GPS self.lat gpsdata valueForKey @ Latitude self.lng gpsdata valueForKey @ Longitude NSLog @ nLatitude @ nLongitude @ self.lat self.lng NSURL assetURL mediaInfo..

SouthWest and NorthEast Points

http://stackoverflow.com/questions/1605805/southwest-and-northeast-points

points from these points .How can i do this thanks in advance iphone share improve this question Given A point LAT LNG A distance or radius DIST 1° of latitude ~ 69 miles ~ 111 kms 1° of longitude ~ cos latitude 69 ~ cos latitude 111 The.. miles ~ 111 kms 1° of longitude ~ cos latitude 69 ~ cos latitude 111 The SW point is lng_sw LNG DIST abs cos radians LAT 111 lat_sw LAT DIST 111 The NE point is lng_ne LNG DIST abs cos radians LAT 111 lat_ne LAT DIST 111 If you use miles as.. 1° of longitude ~ cos latitude 69 ~ cos latitude 111 The SW point is lng_sw LNG DIST abs cos radians LAT 111 lat_sw LAT DIST 111 The NE point is lng_ne LNG DIST abs cos radians LAT 111 lat_ne LAT DIST 111 If you use miles as your unit of measure..

iPhone: get nearby places / places list

http://stackoverflow.com/questions/4425861/iphone-get-nearby-places-places-list

a lot iphone cocoa touch gps share improve this question Here is simple way to find out places near by given LAT and LONG as well as with specific word like Hotel Bar etc http maps.google.com maps f q sll LATANDLONG radius 500 q SEARCHWORD.. places near by given LAT and LONG as well as with specific word like Hotel Bar etc http maps.google.com maps f q sll LATANDLONG radius 500 q SEARCHWORD output kml It returns KML file and user can parse just like XML parsing. share improve this..