2014/10/15 下午 10:11:25

iphone Programming Glossary: mkcoordinateregion

http://stackoverflow.com/questions/1166444/mkmapview-zoom-and-region

have a predefined set of zoom levels like Google Maps does. Instead the visible area of a MKMapView is described using MKCoordinateRegion which consists of two values center the center point of the region and span the size of the visible area around center ... by the region and longitudeDelta the horizontal distance represented by the region . A brief example. Here's a toy MKCoordinateRegion center latitude 0 longitude 0 span latitudeDelta 8 longitudeDelta 6 The region could be described using its min and max..

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

apiResponse stringByMatching @ points ^ capture 1L return self decodePolyLine encodedPoints mutableCopy void centerMap MKCoordinateRegion region CLLocationDegrees maxLat 90.0 CLLocationDegrees maxLon 180.0 CLLocationDegrees minLat 90.0 CLLocationDegrees minLon..

Is there way to limit MKMapView maximum zoom level?

http://stackoverflow.com/questions/1636868/is-there-way-to-limit-mkmapview-maximum-zoom-level

Getting the bounds of an MKMapvIew

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

the points into map coordinates. But I can't even get that far... Recenter and zoom map in on search location MKCoordinateRegion region 0.0f 0.0f 0.0f 0.0f region.center mySearchLocation.searchLocation.coordinate region.span.longitudeDelta 0.01f region.span.latitudeDelta..

How to search MKMapView with UISearchBar?

http://stackoverflow.com/questions/2281798/how-to-search-mkmapview-with-uisearchbar

which should by now be a trivial thing. void zoomMapAndCenterAtLatitude double latitude andLongitude double longitude MKCoordinateRegion region region.center.latitude latitude region.center.longitude longitude Set Zoom level using Span MKCoordinateSpan span..

iOS MKMapView zoom to show all markers

http://stackoverflow.com/questions/3434020/ios-mkmapview-zoom-to-show-all-markers

zoom to show all markers I'm working with MKMapView and have plotted several points on the map. I have used the MKCoordinateRegion and MKCoordinateSpan to enable zooming etc around one of the points but that's not what I want... I'm trying to use something.. regionThatFits will take care of longitude which is more complicated anyway. #define MINIMUM_VISIBLE_LATITUDE 0.01 MKCoordinateRegion region region.center.latitude minLatitude maxLatitude 2 region.center.longitude minLongitude maxLongitude 2 region.span.latitudeDelta..

MKMapView setRegion “snaps” to predefined zoom levels?

http://stackoverflow.com/questions/3612007/mkmapview-setregion-snaps-to-predefined-zoom-levels

requested EDIT Here is an example that demonstrates the problem. All values are valid for my map view's aspect ratio MKCoordinateRegion initialRegion initialRegion.center.latitude 47.700200f initialRegion.center.longitude 122.367109f initialRegion.span.latitudeDelta..

Zooming MKMapView to fit annotation pins?

http://stackoverflow.com/questions/4680649/zooming-mkmapview-to-fit-annotation-pins

the whole world what is the best way to zoom the map so the pins fit the view EDIT My initial thinking would be to use MKCoordinateRegionMake and calculate the coordinate centre longitudeDelta and latitudeDelta from my annotations. I am pretty sure this will.. class that conforms to MKAnnotation locationFake is an NSMutableArray of these objects. Comments always welcome .... MKCoordinateRegion regionFromLocations CLLocationCoordinate2D upper locationFake objectAtIndex 0 coordinate CLLocationCoordinate2D lower locationFake.. locationCenter.latitude upper.latitude lower.latitude 2 locationCenter.longitude upper.longitude lower.longitude 2 MKCoordinateRegion region MKCoordinateRegionMake locationCenter locationSpan return region iphone objective c cocoa touch share improve..

Slight zoom on MKCoordinateRegion?

http://stackoverflow.com/questions/4724176/slight-zoom-on-mkcoordinateregion

zoom on MKCoordinateRegion I am zooming an MKMapView to fit the bounding region of a collection of pins however when the pins are displayed I have.. ended up setting. It might be a bug but it's been there since iOS 4.0. You can test this yourself by logging the MKCoordinateRegion from regionThatFits and comparing it to the mapview's region after zooming. I seem to remember it coming up on the Apple..

iOS - How to limit the MapView to a specific region?

http://stackoverflow.com/questions/5680896/ios-how-to-limit-the-mapview-to-a-specific-region

center self.centerCoordinate MKCoordinateSpan span MKCoordinateSpanMake 0.002401f 0.003433f self.region MKCoordinateRegionMake center span void scrollViewDidEndDragging UIScrollView scrollView willDecelerate BOOL decelerate if super respondsToSelector.. @selector scrollViewDidEndDragging super scrollViewDidEndDragging scrollView willDecelerate decelerate MKCoordinateRegion currentRegion self.region bool changeRegionLong YES bool changeRegionLat YES LONGITUDE if currentRegion.center.longitude..

How to set accuracy and distance filter when using MKMapView

http://stackoverflow.com/questions/5930612/how-to-set-accuracy-and-distance-filter-when-using-mkmapview

CLLocationManager manager didUpdateToLocation CLLocation newLocation fromLocation CLLocation oldLocation MKCoordinateRegion region 0.0f 0.0f 0.0f 0.0f region.center newLocation.coordinate region.span.longitudeDelta 0.15f region.span.latitudeDelta..

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

@ location CLLocationCoordinate2D coords location coordinate MKCoordinateSpan span MKCoordinateSpanMake 5 69 5 69 MKCoordinateRegion region coords span if we don't have a current location yet create one place it on the map and adjust the map's region otherwise..

Annotation on the map problem

http://stackoverflow.com/questions/6410798/annotation-on-the-map-problem

Class2.m void viewDidLoad self.lattitudeArray NSMutableArray alloc init self.longitudeArray NSMutableArray alloc init MKCoordinateRegion region MKCoordinateSpan span CLLocationCoordinate2D location span.latitudeDelta 2.0 span.longitudeDelta 2.0 location.latitude..

MKMapView annotations changing/losing order?

http://stackoverflow.com/questions/9539802/mkmapview-annotations-changing-losing-order

.4 add center and span to a region adjust the region to fit in the mapview and assign to mapview region MKCoordinateRegion region region.center center region.span span MapView.region MapView regionThatFits region for MyClass t in self.array MapView..